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-rw-r--r--libXaw/src/Actions.c2274
-rw-r--r--libXaw/src/AllWidgets.c236
-rw-r--r--libXaw/src/AsciiSink.c3896
-rw-r--r--libXaw/src/AsciiSrc.c3776
-rw-r--r--libXaw/src/AsciiText.c714
-rw-r--r--libXaw/src/Box.c1344
-rw-r--r--libXaw/src/Command.c1314
-rw-r--r--libXaw/src/Converters.c1398
-rw-r--r--libXaw/src/Dialog.c920
-rw-r--r--libXaw/src/DisplayList.c4510
-rw-r--r--libXaw/src/Form.c2212
-rw-r--r--libXaw/src/Grip.c370
-rw-r--r--libXaw/src/Label.c1642
-rw-r--r--libXaw/src/List.c2540
-rw-r--r--libXaw/src/Makefile.am286
-rw-r--r--libXaw/src/MenuButton.c544
-rw-r--r--libXaw/src/MultiSink.c1950
-rw-r--r--libXaw/src/MultiSrc.c3234
-rw-r--r--libXaw/src/OS.c106
-rw-r--r--libXaw/src/Paned.c4128
-rw-r--r--libXaw/src/Panner.c2158
-rw-r--r--libXaw/src/Pixmap.c1990
-rw-r--r--libXaw/src/Porthole.c752
-rw-r--r--libXaw/src/Private.h304
-rw-r--r--libXaw/src/Repeater.c596
-rw-r--r--libXaw/src/Scrollbar.c1764
-rw-r--r--libXaw/src/Simple.c1000
-rw-r--r--libXaw/src/SimpleMenu.c3660
-rw-r--r--libXaw/src/Sme.c538
-rw-r--r--libXaw/src/SmeBSB.c1540
-rw-r--r--libXaw/src/SmeLine.c528
-rw-r--r--libXaw/src/StripChart.c1152
-rw-r--r--libXaw/src/Text.c8316
-rw-r--r--libXaw/src/TextAction.c8804
-rw-r--r--libXaw/src/TextPop.c3100
-rw-r--r--libXaw/src/TextSink.c3654
-rw-r--r--libXaw/src/TextSrc.c4016
-rw-r--r--libXaw/src/TextTr.c316
-rw-r--r--libXaw/src/Tip.c1274
-rw-r--r--libXaw/src/Toggle.c1258
-rw-r--r--libXaw/src/Tree.c2028
-rw-r--r--libXaw/src/Vendor.c1048
-rw-r--r--libXaw/src/Viewport.c2198
-rw-r--r--libXaw/src/XawI18n.c210
-rw-r--r--libXaw/src/XawI18n.h236
-rw-r--r--libXaw/src/XawIm.c3218
-rw-r--r--libXaw/src/XawInit.c194
-rw-r--r--libXaw/src/sharedlib.c346
48 files changed, 46796 insertions, 46796 deletions
diff --git a/libXaw/src/Actions.c b/libXaw/src/Actions.c
index b927e6ac5..996db3180 100644
--- a/libXaw/src/Actions.c
+++ b/libXaw/src/Actions.c
@@ -1,1137 +1,1137 @@
-/*
- * Copyright (c) 1998 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of the XFree86 Project shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from the
- * XFree86 Project.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <ctype.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <X11/Xmd.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/CoreP.h>
-#include <X11/Constraint.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xfuncs.h>
-#include "Private.h"
-
-#ifdef __UNIXOS2__
-static char dummy;
-#endif
-
-#ifndef OLDXAW
-
-/*
- * Definitions
- */
-#define ERROR -2
-#define END -1
-#define BOOLEAN 0
-#define AND '&'
-#define OR '|'
-#define XOR '^'
-#define NOT '~'
-#define LP '('
-#define RP ')'
-
-/*
- * Types
- */
-/* boolean expressions */
-typedef struct _XawEvalInfo {
- Widget widget;
- XawActionResList *rlist;
- XawActionVarList *vlist;
- XawParseBooleanProc parse_proc;
- XEvent *event;
- char *cp, *lp;
- int token;
- Bool value;
-} XawEvalInfo;
-
-/* resources */
-typedef struct _XawActionRes {
- XrmQuark qname;
- XrmQuark qtype;
- Cardinal size;
-} XawActionRes;
-
-struct _XawActionResList {
- WidgetClass widget_class;
- XawActionRes **resources;
- Cardinal num_common_resources;
- Cardinal num_constraint_resources;
-};
-
-/* variables */
-typedef struct _XawActionVar {
- XrmQuark qname;
- XrmQuark qvalue;
-} XawActionVar;
-
-struct _XawActionVarList {
- Widget widget;
- Cardinal num_variables;
- XawActionVar **variables;
-};
-
-/*
- * Private methods
- */
-/* expressions */
-static int get_token(XawEvalInfo*);
-static Bool expr(XawEvalInfo*);
-static Bool and(XawEvalInfo*);
-static Bool prim(XawEvalInfo*);
-
-/* resources */
-static String XawConvertActionRes(XawActionResList*, Widget w, String);
-
-static String _XawEscapeActionVarValue(String);
-static String _XawUnescapeActionVarValue(String);
-static XawActionResList *_XawCreateActionResList(WidgetClass);
-static XawActionResList *_XawFindActionResList(WidgetClass);
-static void _XawBindActionResList(XawActionResList*);
-static XawActionRes *_XawFindActionRes(XawActionResList*, Widget, String);
-static int qcmp_action_resource_list(_Xconst void*, _Xconst void*);
-static int bcmp_action_resource_list(_Xconst void*, _Xconst void*);
-static int qcmp_action_resource(_Xconst void*, _Xconst void*);
-static int bcmp_action_resource(_Xconst void*, _Xconst void*);
-
-/* variables */
-static String XawConvertActionVar(XawActionVarList*, String);
-static void XawDeclareActionVar(XawActionVarList*, String, String);
-
-static XawActionVarList *_XawCreateActionVarList(Widget);
-static XawActionVarList *_XawFindActionVarList(Widget);
-static XawActionVar *_XawCreateActionVar(XawActionVarList*, String);
-static XawActionVar *_XawFindActionVar(XawActionVarList*, String);
-static void _XawDestroyActionVarList(Widget, XtPointer, XtPointer);
-
-/*
- * Initialization
- */
-/* resources */
-static XawActionResList **resource_list;
-static Cardinal num_resource_list;
-
-/* variables */
-static XawActionVarList **variable_list;
-static Cardinal num_variable_list;
-
-/*
- * Implementation
- */
-/*
- * Start of Boolean Expression Evaluation Implementation Code
- */
-Bool
-XawParseBoolean(Widget w, String param, XEvent *event, Bool *succed)
-{
- char *tmp = param;
- int value;
-
- if (!param)
- return (False);
-
- value = (int)strtod(param, &tmp);
- if (*tmp == '\0')
- return (value);
-
- if (XmuCompareISOLatin1(param, "true") == 0
- || XmuCompareISOLatin1(param, "yes") == 0
- || XmuCompareISOLatin1(param, "on") == 0
- || XmuCompareISOLatin1(param, "in") == 0
- || XmuCompareISOLatin1(param, "up") == 0)
- return (True);
- else if (XmuCompareISOLatin1(param, "false") == 0
- || XmuCompareISOLatin1(param, "no") == 0
- || XmuCompareISOLatin1(param, "off") == 0
- || XmuCompareISOLatin1(param, "out") == 0
- || XmuCompareISOLatin1(param, "down") == 0)
- ;
- else if (XmuCompareISOLatin1(param, "my") == 0
- || XmuCompareISOLatin1(param, "mine") == 0)
- return (event->xany.window == XtWindow(w));
- else if (XmuCompareISOLatin1(param, "faked") == 0)
- return (event->xany.send_event != 0);
- else
- *succed = False;
-
- return (False);
-}
-
-Bool
-XawBooleanExpression(Widget w, String param, XEvent *event)
-{
- XawEvalInfo info;
- Bool retval;
-
- if (!param)
- return (False);
-
- info.widget = w;
-
- info.rlist = XawGetActionResList(XtClass(w));
- info.vlist = XawGetActionVarList(w);
-
- /*
- * Verify widget class, in case we will allow the parse proc procedure
- * as a widget class element, or if we allow overriding the default
- * parse boolean proc.
- */
- info.parse_proc = XawParseBoolean;
-
- info.event = event;
- info.cp = info.lp = param;
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "(*) Parsing expression \"%s\"\n", param);
-#endif
-
- (void)get_token(&info);
- if (info.token == ERROR)
- return (False);
- retval = expr(&info);
-
- return (info.token != ERROR ? retval : False);
-}
-
-static int
-get_token(XawEvalInfo *info)
-{
- int ch;
- char *p, name[256];
-
- info->lp = info->cp;
-
- /*COSTCOND*/
- while (1) /* eat white spaces */
- {
- ch = *info->cp++;
- if (isspace(ch))
- continue;
- break;
- }
-
- switch (ch)
- {
- case AND: case OR: case XOR: case NOT: case LP: case RP:
- return (info->token = ch);
- }
-
- /* It's a symbol name, resolve it. */
- if (ch == XAW_PRIV_VAR_PREFIX || isalnum(ch) || ch == '_' || ch == '\\')
- {
- Bool succed = True;
-
- p = info->cp - 1;
-
- while ((ch = *info->cp) && (isalnum(ch) || ch == '_'))
- ++info->cp;
-
- strncpy(name, p, XawMin((int)sizeof(name) - 1,
- (unsigned)(info->cp - p)));
- name[XawMin((int)sizeof(name) -1, info->cp - p)] = '\0';
-
- if (name[0] == XAW_PRIV_VAR_PREFIX)
- {
- String value = XawConvertActionVar(info->vlist, name);
-
- info->value = info->parse_proc(info->widget, value, info->event,
- &succed) & 1;
- }
- else
- {
- info->value = info->parse_proc(info->widget, name, info->event,
- &succed) & 1;
- if (!succed)
- {
- String value =
- XawConvertActionRes(info->rlist, info->widget,
- name[0] == '\\' ? &name[1] : name);
- /* '\\' may have been used to escape a resource name.
- */
-
- succed = True;
- info->value = info->parse_proc(info->widget, value, info->event,
- &succed) & 1;
- if (!succed)
- {
- /* not a numeric value or boolean string */
- info->value = True;
- succed = True;
- }
- }
- }
- if (succed)
- return (info->token = BOOLEAN);
- }
- else if (ch == '\0')
- return (info->token = END);
-
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "evaluate(): bad token \"%c\" at \"%s\"", ch, info->cp - 1);
-
- XtAppWarning(XtWidgetToApplicationContext(info->widget), msg);
- }
-
- return (info->token = ERROR);
-}
-
-static Bool
-expr(XawEvalInfo *info)
-{
- Bool left = and(info);
-
- for (;;)
- switch (info->token)
- {
- case OR:
- (void)get_token(info);
- left |= and(info);
- break;
- case XOR:
- (void)get_token(info);
- left ^= and(info);
- break;
- default:
- return (left);
- }
- /* NOTREACHED */
-}
-
-static Bool
-and(XawEvalInfo *info)
-{
- Bool left = prim(info);
-
- for (;;)
- switch (info->token)
- {
- case AND:
- (void)get_token(info);
- left &= prim(info);
- break;
- default:
- return (left);
- }
- /* NOTREACHED */
-}
-
-static Bool
-prim(XawEvalInfo *info)
-{
- Bool e;
-
- switch (info->token)
- {
- case BOOLEAN:
- e = info->value;
- (void)get_token(info);
- return (e);
- case NOT:
- (void)get_token(info);
- return (!prim(info));
- case LP:
- (void)get_token(info);
- e = expr(info);
- if (info->token != RP)
- {
- char msg[256];
-
- info->token = ERROR;
- XmuSnprintf(msg, sizeof(msg),
- "evaluate(): expecting ), at \"%s\"", info->lp);
- XtAppWarning(XtWidgetToApplicationContext(info->widget), msg);
- return (False);
- }
- (void)get_token(info);
- return (e);
- case END:
- return (True);
- default:
- {
- char msg[256];
-
- info->token = ERROR;
- XmuSnprintf(msg, sizeof(msg),
- "evaluate(): sintax error, at \"%s\"", info->lp);
- XtAppWarning(XtWidgetToApplicationContext(info->widget), msg);
- } return (False);
- }
- /* NOTREACHED */
-}
-
-/*
- * Start of Resources Implementation Code
- */
-void
-XawSetValuesAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- Arg *arglist;
- Cardinal num_args, count;
- XawActionResList *rlist;
- XawActionVarList *vlist;
- XawActionRes *resource;
- XrmValue from, to;
- String value;
- char c_1;
- short c_2;
- int c_4;
-#ifdef LONG64
- long c_8;
-#endif
-
- if (!(*num_params & 1))
- {
- XawPrintActionErrorMsg("set-values", w, params, num_params);
- return;
- }
-
- if (!XawBooleanExpression(w, params[0], event))
- return;
-
- rlist = XawGetActionResList(XtClass(w));
- vlist = XawGetActionVarList(w);
-
- num_args = 0;
- arglist = (Arg *)XtMalloc(sizeof(Arg) * ((*num_params) >> 1));
-
- for (count = 1; count < *num_params; count += 2)
- {
- if ((resource = _XawFindActionRes(rlist, w, params[count])) == NULL)
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "set-values(): bad resource name \"%s\"",
- params[count]);
- XtAppWarning(XtWidgetToApplicationContext(w), msg);
- continue;
- }
- value = XawConvertActionVar(vlist, params[count + 1]);
- from.size = strlen(value) + 1;
- from.addr = value;
- to.size = resource->size;
- switch (to.size)
- {
- case 1: to.addr = (XPointer)&c_1; break;
- case 2: to.addr = (XPointer)&c_2; break;
- case 4: to.addr = (XPointer)&c_4; break;
-#ifdef LONG64
- case 8: to.addr = (XPointer)&c_8; break;
-#endif
- default:
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "set-values(): bad resource size for \"%s\"",
- params[count]);
- XtAppWarning(XtWidgetToApplicationContext(w), msg);
- } continue;
- }
-
- if (strcmp(XtRString, XrmQuarkToString(resource->qtype)) == 0)
-#ifdef LONG64
- c_8 = (long)from.addr;
-#else
- c_4 = (int)from.addr;
-#endif
- else if (!XtConvertAndStore(w, XtRString, &from,
- XrmQuarkToString(resource->qtype), &to))
- continue;
-
- switch (to.size)
- {
- case 1:
- XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_1);
- break;
- case 2:
- XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_2);
- break;
- case 4:
- XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_4);
- break;
-#ifdef LONG64
- case 8:
- XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_8);
- break;
-#endif
- }
- ++num_args;
- }
-
- XtSetValues(w, arglist, num_args);
- XtFree((char *)arglist);
-}
-
-void
-XawGetValuesAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- XawActionResList *rlist;
- XawActionVarList *vlist;
- String value;
- Cardinal count;
-
- if (!(*num_params & 1))
- {
- XawPrintActionErrorMsg("get-values", w, params, num_params);
- return;
- }
- if (!XawBooleanExpression(w, params[0], event))
- return;
-
- rlist = XawGetActionResList(XtClass(w));
- vlist = XawGetActionVarList(w);
-
- for (count = 1; count < *num_params; count += 2)
- {
- if ((value = XawConvertActionRes(rlist, w, params[count + 1])) == NULL)
- continue;
- XawDeclareActionVar(vlist, params[count], value);
- }
-}
-
-void
-XawDeclareAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- XawActionVarList *vlist;
- Cardinal count;
-
- if (!(*num_params & 1))
- {
- XawPrintActionErrorMsg("declare", w, params, num_params);
- return;
- }
- if (!XawBooleanExpression(w, params[0], event))
- return;
-
- vlist = XawGetActionVarList(w);
-
- for (count = 1; count < *num_params; count += 2)
- XawDeclareActionVar(vlist, params[count], params[count + 1]);
-}
-
-void
-XawCallProcAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- String *args;
- Cardinal num_args;
-
- if (*num_params < 2)
- {
- XawPrintActionErrorMsg("call-proc", w, params, num_params);
- return;
- }
-
- if (*num_params && !XawBooleanExpression(w, params[0], event))
- return;
-
- if (*num_params > 2)
- {
- args = &params[2];
- num_args = *num_params - 2;
- }
- else
- {
- args = NULL;
- num_args = 0;
- }
-
- XtCallActionProc(w, params[1], event, args, num_args);
-}
-
-static String
-XawConvertActionRes(XawActionResList *list, Widget w, String name)
-{
- XawActionRes *resource;
- XrmValue from, to;
- Arg arg;
- char c_1;
- short c_2;
- int c_4;
-#ifdef LONG64
- long c_8;
-#endif
-
- if ((resource = _XawFindActionRes(list, w, name)) == NULL)
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "convert(): bad resource name \"%s\"", name);
- XtAppWarning(XtWidgetToApplicationContext(w), msg);
- return (NULL);
- }
-
- from.size = resource->size;
- switch (from.size)
- {
- case 1:
- XtSetArg(arg, XrmQuarkToString(resource->qname),
- from.addr = (XPointer)&c_1);
- break;
- case 2:
- XtSetArg(arg, XrmQuarkToString(resource->qname),
- from.addr = (XPointer)&c_2);
- break;
- case 4:
- XtSetArg(arg, XrmQuarkToString(resource->qname),
- from.addr = (XPointer)&c_4);
- break;
-#ifdef LONG64
- case 8:
- XtSetArg(arg, XrmQuarkToString(resource->qname),
- from.addr = (XPointer)&c_8);
- break;
-#endif
- default:
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "convert(): bad resource size for \"%s\"", name);
- XtAppWarning(XtWidgetToApplicationContext(w), name);
- } return (NULL);
- }
-
- XtGetValues(w, &arg, 1);
- to.size = sizeof(String);
- to.addr = NULL;
-
- if (strcmp(XtRString, XrmQuarkToString(resource->qtype)) == 0)
- to.addr = *(char **)from.addr;
- else if (!XtConvertAndStore(w, XrmQuarkToString(resource->qtype),
- &from, XtRString, &to))
- return (NULL);
-
- return ((String)to.addr);
-}
-
-void
-XawPrintActionErrorMsg(String action_name, Widget w,
- String *params, Cardinal *num_params)
-{
- char msg[1024];
- unsigned int size, idx;
-
- size = XmuSnprintf(msg, sizeof(msg), "%s(): bad number of parameters.\n\t(",
- action_name);
-
- idx = 0;
- while (idx < *num_params - 1 && size < sizeof(msg))
- size += XmuSnprintf(&msg[size], sizeof(msg) - size, "%s, ",
- params[idx++]);
- if (*num_params)
- XmuSnprintf(&msg[size], sizeof(msg) - size, "%s)", params[idx]);
- else
- XmuSnprintf(&msg[size], sizeof(msg) - size, ")");
- XtAppWarning(XtWidgetToApplicationContext(w), msg);
-}
-
-XawActionResList *
-XawGetActionResList(WidgetClass wc)
-{
- XawActionResList *list;
-
- list = _XawFindActionResList(wc);
-
- if (!list)
- list = _XawCreateActionResList(wc);
-
- return (list);
-}
-
-static int
-qcmp_action_resource_list(register _Xconst void *left,
- register _Xconst void *right)
-{
- return ((char *)((*(XawActionResList **)left)->widget_class) -
- (char *)((*(XawActionResList **)right)->widget_class));
-}
-
-static XawActionResList *
-_XawCreateActionResList(WidgetClass wc)
-{
- XawActionResList *list;
-
- list = (XawActionResList *)XtMalloc(sizeof(XawActionResList));
- list->widget_class = wc;
- list->num_common_resources = list->num_constraint_resources = 0;
- list->resources = NULL;
-
- if (!resource_list)
- {
- num_resource_list = 1;
- resource_list = (XawActionResList **)XtMalloc(sizeof(XawActionResList*));
- resource_list[0] = list;
- }
- else
- {
- ++num_resource_list;
- resource_list = (XawActionResList **)XtRealloc((char *)resource_list,
- sizeof(XawActionResList*)
- * num_resource_list);
- resource_list[num_resource_list - 1] = list;
- qsort(resource_list, num_resource_list, sizeof(XawActionResList*),
- qcmp_action_resource_list);
- }
-
- _XawBindActionResList(list);
-
- return (list);
-}
-
-static int
-bcmp_action_resource_list(register _Xconst void *wc,
- register _Xconst void *list)
-{
- return ((char *)wc - (char *)((*(XawActionResList **)list)->widget_class));
-}
-
-static XawActionResList *
-_XawFindActionResList(WidgetClass wc)
-{
- XawActionResList **list;
-
- if (!resource_list)
- return (NULL);
-
- list = (XawActionResList **)bsearch(wc, resource_list,
- num_resource_list,
- sizeof(XawActionResList*),
- bcmp_action_resource_list);
-
- return (list ? *list : NULL);
-}
-
-static int
-qcmp_action_resource(register _Xconst void *left,
- register _Xconst void *right)
-{
- return (strcmp(XrmQuarkToString((*(XawActionRes **)left)->qname),
- XrmQuarkToString((*(XawActionRes **)right)->qname)));
-}
-
-static void
-_XawBindActionResList(XawActionResList *list)
-{
- XtResourceList xt_list, cons_list;
- Cardinal i, num_xt, num_cons;
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "(*) Creating resource list for class \'%s\'\n---------\n",
- list->widget_class->core_class.class_name);
-#endif
-
- XtGetResourceList(list->widget_class, &xt_list, &num_xt);
- XtGetConstraintResourceList(list->widget_class, &cons_list, &num_cons);
- list->num_common_resources = num_xt;
- list->num_constraint_resources = num_cons;
-
- list->resources = (XawActionRes **)
- XtMalloc(sizeof(XawActionRes*) * (num_xt + num_cons));
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "Common resources\n---\n");
-#endif
-
- for (i = 0; i < num_xt; i++)
- {
- list->resources[i] = (XawActionRes *)XtMalloc(sizeof(XawActionRes));
- list->resources[i]->qname =
- XrmPermStringToQuark(xt_list[i].resource_name);
- list->resources[i]->qtype =
- XrmPermStringToQuark(xt_list[i].resource_type);
- list->resources[i]->size = xt_list[i].resource_size;
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "%-20s\t%-20s\t(%d)\n",
- xt_list[i].resource_name,
- xt_list[i].resource_type,
- xt_list[i].resource_size);
-#endif
- }
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "---\nContraint resources\n---");
-#endif
-
- for (; i < num_xt + num_cons; i++)
- {
- list->resources[i] = (XawActionRes *)XtMalloc(sizeof(XawActionRes));
- list->resources[i]->qname =
- XrmPermStringToQuark(cons_list[i - num_xt].resource_name);
- list->resources[i]->qtype =
- XrmPermStringToQuark(cons_list[i - num_xt].resource_type);
- list->resources[i]->size = cons_list[i - num_xt].resource_size;
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "%-20s\t%-20s\t(%d)\n",
- cons_list[i - num_xt].resource_name,
- cons_list[i - num_xt].resource_type,
- cons_list[i - num_xt].resource_size);
-#endif
- }
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "---\n");
-#endif
-
- XtFree((char *)xt_list);
- if (cons_list)
- XtFree((char *)cons_list);
-
- qsort(list->resources, list->num_common_resources, sizeof(XawActionRes*),
- qcmp_action_resource);
- if (num_cons)
- qsort(&list->resources[num_xt], list->num_constraint_resources,
- sizeof(XawActionRes*), qcmp_action_resource);
-}
-
-static int
-bcmp_action_resource(register _Xconst void *string,
- register _Xconst void *resource)
-{
- return (strcmp((String)string,
- XrmQuarkToString((*(XawActionRes **)resource)->qname)));
-}
-
-static XawActionRes *
-_XawFindActionRes(XawActionResList *list, Widget detail, String name)
-{
- XawActionRes **res;
-
- if (!list->resources)
- return (NULL);
-
- res = (XawActionRes **)bsearch(name, list->resources,
- list->num_common_resources,
- sizeof(XawActionRes*), bcmp_action_resource);
-
- if (!res && XtParent(detail)
- && XtIsSubclass(XtParent(detail), constraintWidgetClass))
- {
- XawActionResList *cons = XawGetActionResList(XtClass(XtParent(detail)));
-
- if (cons)
- res = (XawActionRes **)
- bsearch(name, &cons->resources[cons->num_common_resources],
- cons->num_constraint_resources,
- sizeof(XawActionRes*), bcmp_action_resource);
- }
-
- return (res ? *res : NULL);
-}
-
-/*
- * Start of Variables Implementation Code
- */
-/* For speed, only does memory allocation when really required */
-static String
-_XawEscapeActionVarValue(String value)
-{
- String escape;
-
- if (value[0] == '$' || value[0] == '\\')
- {
- escape = XtMalloc(strlen(value) + 2);
- escape[0] = '\\';
- strcpy(escape + 1, value);
- return (escape);
- }
- return (NULL);
-}
-
-/* For speed, only does memory allocation when really required */
-static String
-_XawUnescapeActionVarValue(String value)
-{
- String unescape;
-
- if (value[0] == '\\')
- {
- unescape = XtMalloc(strlen(value));
- strcpy(unescape, value + 1);
- return (unescape);
- }
- return (NULL);
-}
-
-static void
-XawDeclareActionVar(XawActionVarList *list, String name, String value)
-{
- XawActionVar *variable;
- String escape = NULL;
-
- if (name[0] != XAW_PRIV_VAR_PREFIX)
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg), "declare(): variable name must begin with "
- "\'%c\', at %s = %s", XAW_PRIV_VAR_PREFIX, name, value);
- XtAppWarning(XtWidgetToApplicationContext(list->widget), msg);
- return;
- }
- variable = _XawFindActionVar(list, name);
- if (!variable)
- variable = _XawCreateActionVar(list, name);
- if (value)
- escape = _XawEscapeActionVarValue(value);
-
- if (variable->qvalue)
- {
- String val = escape ? escape : value;
-
- if (strcmp(XrmQuarkToString(variable->qvalue), val) == 0)
- {
- if (escape)
- XtFree(escape);
- return;
- }
- }
- variable->qvalue = (escape ? XrmStringToQuark(escape) :
- (value ? XrmStringToQuark(value) : NULLQUARK));
- if (escape)
- XtFree(escape);
-}
-
-static String
-XawConvertActionVar(XawActionVarList *list, String name)
-{
- XawActionVar *variable;
- String unescape;
- XrmQuark quark;
-
- if (name[0] != XAW_PRIV_VAR_PREFIX)
- return (name);
-
- variable = _XawFindActionVar(list, name);
- if (!variable || variable->qvalue == NULLQUARK)
- return (name);
- unescape = _XawUnescapeActionVarValue(XrmQuarkToString(variable->qvalue));
- if (unescape)
- {
- quark = XrmStringToQuark(unescape);
- XtFree(unescape);
- }
- else
- quark = variable->qvalue;
-
- return (XrmQuarkToString(quark));
-}
-
-XawActionVarList *
-XawGetActionVarList(Widget w)
-{
- XawActionVarList *list;
-
- list = _XawFindActionVarList(w);
- if (!list)
- list = _XawCreateActionVarList(w);
-
- return (list);
-}
-
-static int
-qcmp_action_variable_list(register _Xconst void *left,
- register _Xconst void *right)
-{
- return ((char *)((*(XawActionVarList **)left)->widget) -
- (char *)((*(XawActionVarList **)right)->widget));
-}
-
-static XawActionVarList *
-_XawCreateActionVarList(Widget w)
-{
- XawActionVarList *list;
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "(*) Creating action variable list for widget %s (%p)\n",
- XtName(w), w);
-#endif
-
- list = (XawActionVarList *)XtMalloc(sizeof(XawActionVarList));
- list->widget = w;
- list->num_variables = 0;
- list->variables = NULL;
-
- if (!variable_list)
- {
- num_variable_list = 1;
- variable_list = (XawActionVarList **)XtMalloc(sizeof(XawActionVarList*));
- variable_list[0] = list;
- }
- else
- {
- ++num_variable_list;
- variable_list = (XawActionVarList **)
- XtRealloc((char *)variable_list,
- sizeof(XawActionVarList *) * num_variable_list);
- variable_list[num_variable_list - 1] = list;
- qsort(variable_list, num_variable_list, sizeof(XawActionVarList*),
- qcmp_action_variable_list);
- }
-
- XtAddCallback(w, XtNdestroyCallback, _XawDestroyActionVarList,
- (XtPointer)list);
-
- return (list);
-}
-
-static int
-bcmp_action_variable_list(register _Xconst void *widget,
- register _Xconst void *list)
-{
- return ((char *)widget - (char *)((*(XawActionVarList **)list)->widget));
-}
-
-static XawActionVarList *
-_XawFindActionVarList(Widget w)
-{
- XawActionVarList **list;
-
- if (!num_variable_list)
- return (NULL);
-
- list = (XawActionVarList **)bsearch(w, variable_list, num_variable_list,
- sizeof(XawActionVarList*),
- bcmp_action_variable_list);
-
- return (list ? *list : NULL);
-}
-
-static int
-qcmp_action_variable(register _Xconst void *left,
- register _Xconst void *right)
-{
- return (strcmp(XrmQuarkToString((*(XawActionVar **)left)->qname),
- XrmQuarkToString((*(XawActionVar **)right)->qname)));
-}
-
-static XawActionVar *
-_XawCreateActionVar(XawActionVarList *list, String name)
-{
- XawActionVar *variable;
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "(*) Creating action variable '%s' for widget %s (%p)\n",
- name, XtName(list->widget), list->widget);
-#endif
-
- variable = (XawActionVar *)XtMalloc(sizeof(XawActionVar));
- variable->qname = XrmStringToQuark(name);
- variable->qvalue = NULLQUARK;
-
- if (!list->variables)
- {
- list->num_variables = 1;
- list->variables = (XawActionVar **)XtMalloc(sizeof(XawActionVar*));
- list->variables[0] = variable;
- }
- else
- {
- ++list->num_variables;
- list->variables = (XawActionVar **)XtRealloc((char *)list->variables,
- sizeof(XawActionVar *) *
- list->num_variables);
- list->variables[list->num_variables - 1] = variable;
- qsort(list->variables, list->num_variables, sizeof(XawActionVar*),
- qcmp_action_variable);
- }
- return (variable);
-}
-
-static int
-bcmp_action_variable(register _Xconst void *string,
- register _Xconst void *variable)
-{
- return (strcmp((String)string,
- XrmQuarkToString((*(XawActionVar **)variable)->qname)));
-}
-
-static XawActionVar *
-_XawFindActionVar(XawActionVarList *list, String name)
-{
- XawActionVar **var;
-
- if (!list->variables)
- return (NULL);
-
- var = (XawActionVar **)bsearch(name, list->variables, list->num_variables,
- sizeof(XawActionVar*), bcmp_action_variable);
-
- return (var ? *var : NULL);
-}
-
-/*ARGSUSED*/
-static void
-_XawDestroyActionVarList(Widget w, XtPointer client_data, XtPointer call_data)
-{
- XawActionVarList *list = (XawActionVarList *)client_data;
- Cardinal i;
-
- for (i = 0; i < num_variable_list; i++)
- if (variable_list[i] == list)
- break;
- if (i >= num_variable_list || list->widget != w
- || variable_list[i]->widget != w)
- {
- XtWarning("destroy-variable-list(): Bad widget argument.");
- return;
- }
- if (--num_variable_list > 0)
- {
- memmove(&variable_list[i], &variable_list[i + 1],
- (num_variable_list - i) * sizeof(XawActionVarList *));
- variable_list = (XawActionVarList **)
- XtRealloc((char *)variable_list, sizeof(XawActionVarList *) *
- num_variable_list);
- }
- else
- {
- XtFree((char *)variable_list);
- variable_list = NULL;
- }
-
- XtFree((char *)list->variables);
- XtFree((char *)list);
-}
-
-#endif /* OLDXAW */
+/*
+ * Copyright (c) 1998 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <X11/Xmd.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/CoreP.h>
+#include <X11/Constraint.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xfuncs.h>
+#include "Private.h"
+
+#ifdef __UNIXOS2__
+static char dummy;
+#endif
+
+#ifndef OLDXAW
+
+/*
+ * Definitions
+ */
+#define ERROR -2
+#define END -1
+#define BOOLEAN 0
+#define AND '&'
+#define OR '|'
+#define XOR '^'
+#define NOT '~'
+#define LP '('
+#define RP ')'
+
+/*
+ * Types
+ */
+/* boolean expressions */
+typedef struct _XawEvalInfo {
+ Widget widget;
+ XawActionResList *rlist;
+ XawActionVarList *vlist;
+ XawParseBooleanProc parse_proc;
+ XEvent *event;
+ char *cp, *lp;
+ int token;
+ Bool value;
+} XawEvalInfo;
+
+/* resources */
+typedef struct _XawActionRes {
+ XrmQuark qname;
+ XrmQuark qtype;
+ Cardinal size;
+} XawActionRes;
+
+struct _XawActionResList {
+ WidgetClass widget_class;
+ XawActionRes **resources;
+ Cardinal num_common_resources;
+ Cardinal num_constraint_resources;
+};
+
+/* variables */
+typedef struct _XawActionVar {
+ XrmQuark qname;
+ XrmQuark qvalue;
+} XawActionVar;
+
+struct _XawActionVarList {
+ Widget widget;
+ Cardinal num_variables;
+ XawActionVar **variables;
+};
+
+/*
+ * Private methods
+ */
+/* expressions */
+static int get_token(XawEvalInfo*);
+static Bool expr(XawEvalInfo*);
+static Bool and(XawEvalInfo*);
+static Bool prim(XawEvalInfo*);
+
+/* resources */
+static String XawConvertActionRes(XawActionResList*, Widget w, String);
+
+static String _XawEscapeActionVarValue(String);
+static String _XawUnescapeActionVarValue(String);
+static XawActionResList *_XawCreateActionResList(WidgetClass);
+static XawActionResList *_XawFindActionResList(WidgetClass);
+static void _XawBindActionResList(XawActionResList*);
+static XawActionRes *_XawFindActionRes(XawActionResList*, Widget, String);
+static int qcmp_action_resource_list(_Xconst void*, _Xconst void*);
+static int bcmp_action_resource_list(_Xconst void*, _Xconst void*);
+static int qcmp_action_resource(_Xconst void*, _Xconst void*);
+static int bcmp_action_resource(_Xconst void*, _Xconst void*);
+
+/* variables */
+static String XawConvertActionVar(XawActionVarList*, String);
+static void XawDeclareActionVar(XawActionVarList*, String, String);
+
+static XawActionVarList *_XawCreateActionVarList(Widget);
+static XawActionVarList *_XawFindActionVarList(Widget);
+static XawActionVar *_XawCreateActionVar(XawActionVarList*, String);
+static XawActionVar *_XawFindActionVar(XawActionVarList*, String);
+static void _XawDestroyActionVarList(Widget, XtPointer, XtPointer);
+
+/*
+ * Initialization
+ */
+/* resources */
+static XawActionResList **resource_list;
+static Cardinal num_resource_list;
+
+/* variables */
+static XawActionVarList **variable_list;
+static Cardinal num_variable_list;
+
+/*
+ * Implementation
+ */
+/*
+ * Start of Boolean Expression Evaluation Implementation Code
+ */
+Bool
+XawParseBoolean(Widget w, String param, XEvent *event, Bool *succed)
+{
+ char *tmp = param;
+ int value;
+
+ if (!param)
+ return (False);
+
+ value = (int)strtod(param, &tmp);
+ if (*tmp == '\0')
+ return (value);
+
+ if (XmuCompareISOLatin1(param, "true") == 0
+ || XmuCompareISOLatin1(param, "yes") == 0
+ || XmuCompareISOLatin1(param, "on") == 0
+ || XmuCompareISOLatin1(param, "in") == 0
+ || XmuCompareISOLatin1(param, "up") == 0)
+ return (True);
+ else if (XmuCompareISOLatin1(param, "false") == 0
+ || XmuCompareISOLatin1(param, "no") == 0
+ || XmuCompareISOLatin1(param, "off") == 0
+ || XmuCompareISOLatin1(param, "out") == 0
+ || XmuCompareISOLatin1(param, "down") == 0)
+ ;
+ else if (XmuCompareISOLatin1(param, "my") == 0
+ || XmuCompareISOLatin1(param, "mine") == 0)
+ return (event->xany.window == XtWindow(w));
+ else if (XmuCompareISOLatin1(param, "faked") == 0)
+ return (event->xany.send_event != 0);
+ else
+ *succed = False;
+
+ return (False);
+}
+
+Bool
+XawBooleanExpression(Widget w, String param, XEvent *event)
+{
+ XawEvalInfo info;
+ Bool retval;
+
+ if (!param)
+ return (False);
+
+ info.widget = w;
+
+ info.rlist = XawGetActionResList(XtClass(w));
+ info.vlist = XawGetActionVarList(w);
+
+ /*
+ * Verify widget class, in case we will allow the parse proc procedure
+ * as a widget class element, or if we allow overriding the default
+ * parse boolean proc.
+ */
+ info.parse_proc = XawParseBoolean;
+
+ info.event = event;
+ info.cp = info.lp = param;
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "(*) Parsing expression \"%s\"\n", param);
+#endif
+
+ (void)get_token(&info);
+ if (info.token == ERROR)
+ return (False);
+ retval = expr(&info);
+
+ return (info.token != ERROR ? retval : False);
+}
+
+static int
+get_token(XawEvalInfo *info)
+{
+ int ch;
+ char *p, name[256];
+
+ info->lp = info->cp;
+
+ /*COSTCOND*/
+ while (1) /* eat white spaces */
+ {
+ ch = *info->cp++;
+ if (isspace(ch))
+ continue;
+ break;
+ }
+
+ switch (ch)
+ {
+ case AND: case OR: case XOR: case NOT: case LP: case RP:
+ return (info->token = ch);
+ }
+
+ /* It's a symbol name, resolve it. */
+ if (ch == XAW_PRIV_VAR_PREFIX || isalnum(ch) || ch == '_' || ch == '\\')
+ {
+ Bool succed = True;
+
+ p = info->cp - 1;
+
+ while ((ch = *info->cp) && (isalnum(ch) || ch == '_'))
+ ++info->cp;
+
+ strncpy(name, p, XawMin((int)sizeof(name) - 1,
+ (unsigned)(info->cp - p)));
+ name[XawMin((int)sizeof(name) -1, info->cp - p)] = '\0';
+
+ if (name[0] == XAW_PRIV_VAR_PREFIX)
+ {
+ String value = XawConvertActionVar(info->vlist, name);
+
+ info->value = info->parse_proc(info->widget, value, info->event,
+ &succed) & 1;
+ }
+ else
+ {
+ info->value = info->parse_proc(info->widget, name, info->event,
+ &succed) & 1;
+ if (!succed)
+ {
+ String value =
+ XawConvertActionRes(info->rlist, info->widget,
+ name[0] == '\\' ? &name[1] : name);
+ /* '\\' may have been used to escape a resource name.
+ */
+
+ succed = True;
+ info->value = info->parse_proc(info->widget, value, info->event,
+ &succed) & 1;
+ if (!succed)
+ {
+ /* not a numeric value or boolean string */
+ info->value = True;
+ succed = True;
+ }
+ }
+ }
+ if (succed)
+ return (info->token = BOOLEAN);
+ }
+ else if (ch == '\0')
+ return (info->token = END);
+
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "evaluate(): bad token \"%c\" at \"%s\"", ch, info->cp - 1);
+
+ XtAppWarning(XtWidgetToApplicationContext(info->widget), msg);
+ }
+
+ return (info->token = ERROR);
+}
+
+static Bool
+expr(XawEvalInfo *info)
+{
+ Bool left = and(info);
+
+ for (;;)
+ switch (info->token)
+ {
+ case OR:
+ (void)get_token(info);
+ left |= and(info);
+ break;
+ case XOR:
+ (void)get_token(info);
+ left ^= and(info);
+ break;
+ default:
+ return (left);
+ }
+ /* NOTREACHED */
+}
+
+static Bool
+and(XawEvalInfo *info)
+{
+ Bool left = prim(info);
+
+ for (;;)
+ switch (info->token)
+ {
+ case AND:
+ (void)get_token(info);
+ left &= prim(info);
+ break;
+ default:
+ return (left);
+ }
+ /* NOTREACHED */
+}
+
+static Bool
+prim(XawEvalInfo *info)
+{
+ Bool e;
+
+ switch (info->token)
+ {
+ case BOOLEAN:
+ e = info->value;
+ (void)get_token(info);
+ return (e);
+ case NOT:
+ (void)get_token(info);
+ return (!prim(info));
+ case LP:
+ (void)get_token(info);
+ e = expr(info);
+ if (info->token != RP)
+ {
+ char msg[256];
+
+ info->token = ERROR;
+ XmuSnprintf(msg, sizeof(msg),
+ "evaluate(): expecting ), at \"%s\"", info->lp);
+ XtAppWarning(XtWidgetToApplicationContext(info->widget), msg);
+ return (False);
+ }
+ (void)get_token(info);
+ return (e);
+ case END:
+ return (True);
+ default:
+ {
+ char msg[256];
+
+ info->token = ERROR;
+ XmuSnprintf(msg, sizeof(msg),
+ "evaluate(): sintax error, at \"%s\"", info->lp);
+ XtAppWarning(XtWidgetToApplicationContext(info->widget), msg);
+ } return (False);
+ }
+ /* NOTREACHED */
+}
+
+/*
+ * Start of Resources Implementation Code
+ */
+void
+XawSetValuesAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ Arg *arglist;
+ Cardinal num_args, count;
+ XawActionResList *rlist;
+ XawActionVarList *vlist;
+ XawActionRes *resource;
+ XrmValue from, to;
+ String value;
+ char c_1;
+ short c_2;
+ int c_4;
+#ifdef LONG64
+ long c_8;
+#endif
+
+ if (!(*num_params & 1))
+ {
+ XawPrintActionErrorMsg("set-values", w, params, num_params);
+ return;
+ }
+
+ if (!XawBooleanExpression(w, params[0], event))
+ return;
+
+ rlist = XawGetActionResList(XtClass(w));
+ vlist = XawGetActionVarList(w);
+
+ num_args = 0;
+ arglist = (Arg *)XtMalloc(sizeof(Arg) * ((*num_params) >> 1));
+
+ for (count = 1; count < *num_params; count += 2)
+ {
+ if ((resource = _XawFindActionRes(rlist, w, params[count])) == NULL)
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "set-values(): bad resource name \"%s\"",
+ params[count]);
+ XtAppWarning(XtWidgetToApplicationContext(w), msg);
+ continue;
+ }
+ value = XawConvertActionVar(vlist, params[count + 1]);
+ from.size = strlen(value) + 1;
+ from.addr = value;
+ to.size = resource->size;
+ switch (to.size)
+ {
+ case 1: to.addr = (XPointer)&c_1; break;
+ case 2: to.addr = (XPointer)&c_2; break;
+ case 4: to.addr = (XPointer)&c_4; break;
+#ifdef LONG64
+ case 8: to.addr = (XPointer)&c_8; break;
+#endif
+ default:
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "set-values(): bad resource size for \"%s\"",
+ params[count]);
+ XtAppWarning(XtWidgetToApplicationContext(w), msg);
+ } continue;
+ }
+
+ if (strcmp(XtRString, XrmQuarkToString(resource->qtype)) == 0)
+#ifdef LONG64
+ c_8 = (long)from.addr;
+#else
+ c_4 = (int)from.addr;
+#endif
+ else if (!XtConvertAndStore(w, XtRString, &from,
+ XrmQuarkToString(resource->qtype), &to))
+ continue;
+
+ switch (to.size)
+ {
+ case 1:
+ XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_1);
+ break;
+ case 2:
+ XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_2);
+ break;
+ case 4:
+ XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_4);
+ break;
+#ifdef LONG64
+ case 8:
+ XtSetArg(arglist[num_args], XrmQuarkToString(resource->qname), c_8);
+ break;
+#endif
+ }
+ ++num_args;
+ }
+
+ XtSetValues(w, arglist, num_args);
+ XtFree((char *)arglist);
+}
+
+void
+XawGetValuesAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ XawActionResList *rlist;
+ XawActionVarList *vlist;
+ String value;
+ Cardinal count;
+
+ if (!(*num_params & 1))
+ {
+ XawPrintActionErrorMsg("get-values", w, params, num_params);
+ return;
+ }
+ if (!XawBooleanExpression(w, params[0], event))
+ return;
+
+ rlist = XawGetActionResList(XtClass(w));
+ vlist = XawGetActionVarList(w);
+
+ for (count = 1; count < *num_params; count += 2)
+ {
+ if ((value = XawConvertActionRes(rlist, w, params[count + 1])) == NULL)
+ continue;
+ XawDeclareActionVar(vlist, params[count], value);
+ }
+}
+
+void
+XawDeclareAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ XawActionVarList *vlist;
+ Cardinal count;
+
+ if (!(*num_params & 1))
+ {
+ XawPrintActionErrorMsg("declare", w, params, num_params);
+ return;
+ }
+ if (!XawBooleanExpression(w, params[0], event))
+ return;
+
+ vlist = XawGetActionVarList(w);
+
+ for (count = 1; count < *num_params; count += 2)
+ XawDeclareActionVar(vlist, params[count], params[count + 1]);
+}
+
+void
+XawCallProcAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ String *args;
+ Cardinal num_args;
+
+ if (*num_params < 2)
+ {
+ XawPrintActionErrorMsg("call-proc", w, params, num_params);
+ return;
+ }
+
+ if (*num_params && !XawBooleanExpression(w, params[0], event))
+ return;
+
+ if (*num_params > 2)
+ {
+ args = &params[2];
+ num_args = *num_params - 2;
+ }
+ else
+ {
+ args = NULL;
+ num_args = 0;
+ }
+
+ XtCallActionProc(w, params[1], event, args, num_args);
+}
+
+static String
+XawConvertActionRes(XawActionResList *list, Widget w, String name)
+{
+ XawActionRes *resource;
+ XrmValue from, to;
+ Arg arg;
+ char c_1;
+ short c_2;
+ int c_4;
+#ifdef LONG64
+ long c_8;
+#endif
+
+ if ((resource = _XawFindActionRes(list, w, name)) == NULL)
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "convert(): bad resource name \"%s\"", name);
+ XtAppWarning(XtWidgetToApplicationContext(w), msg);
+ return (NULL);
+ }
+
+ from.size = resource->size;
+ switch (from.size)
+ {
+ case 1:
+ XtSetArg(arg, XrmQuarkToString(resource->qname),
+ from.addr = (XPointer)&c_1);
+ break;
+ case 2:
+ XtSetArg(arg, XrmQuarkToString(resource->qname),
+ from.addr = (XPointer)&c_2);
+ break;
+ case 4:
+ XtSetArg(arg, XrmQuarkToString(resource->qname),
+ from.addr = (XPointer)&c_4);
+ break;
+#ifdef LONG64
+ case 8:
+ XtSetArg(arg, XrmQuarkToString(resource->qname),
+ from.addr = (XPointer)&c_8);
+ break;
+#endif
+ default:
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "convert(): bad resource size for \"%s\"", name);
+ XtAppWarning(XtWidgetToApplicationContext(w), name);
+ } return (NULL);
+ }
+
+ XtGetValues(w, &arg, 1);
+ to.size = sizeof(String);
+ to.addr = NULL;
+
+ if (strcmp(XtRString, XrmQuarkToString(resource->qtype)) == 0)
+ to.addr = *(char **)from.addr;
+ else if (!XtConvertAndStore(w, XrmQuarkToString(resource->qtype),
+ &from, XtRString, &to))
+ return (NULL);
+
+ return ((String)to.addr);
+}
+
+void
+XawPrintActionErrorMsg(String action_name, Widget w,
+ String *params, Cardinal *num_params)
+{
+ char msg[1024];
+ unsigned int size, idx;
+
+ size = XmuSnprintf(msg, sizeof(msg), "%s(): bad number of parameters.\n\t(",
+ action_name);
+
+ idx = 0;
+ while (idx < *num_params - 1 && size < sizeof(msg))
+ size += XmuSnprintf(&msg[size], sizeof(msg) - size, "%s, ",
+ params[idx++]);
+ if (*num_params)
+ XmuSnprintf(&msg[size], sizeof(msg) - size, "%s)", params[idx]);
+ else
+ XmuSnprintf(&msg[size], sizeof(msg) - size, ")");
+ XtAppWarning(XtWidgetToApplicationContext(w), msg);
+}
+
+XawActionResList *
+XawGetActionResList(WidgetClass wc)
+{
+ XawActionResList *list;
+
+ list = _XawFindActionResList(wc);
+
+ if (!list)
+ list = _XawCreateActionResList(wc);
+
+ return (list);
+}
+
+static int
+qcmp_action_resource_list(register _Xconst void *left,
+ register _Xconst void *right)
+{
+ return ((char *)((*(XawActionResList **)left)->widget_class) -
+ (char *)((*(XawActionResList **)right)->widget_class));
+}
+
+static XawActionResList *
+_XawCreateActionResList(WidgetClass wc)
+{
+ XawActionResList *list;
+
+ list = (XawActionResList *)XtMalloc(sizeof(XawActionResList));
+ list->widget_class = wc;
+ list->num_common_resources = list->num_constraint_resources = 0;
+ list->resources = NULL;
+
+ if (!resource_list)
+ {
+ num_resource_list = 1;
+ resource_list = (XawActionResList **)XtMalloc(sizeof(XawActionResList*));
+ resource_list[0] = list;
+ }
+ else
+ {
+ ++num_resource_list;
+ resource_list = (XawActionResList **)XtRealloc((char *)resource_list,
+ sizeof(XawActionResList*)
+ * num_resource_list);
+ resource_list[num_resource_list - 1] = list;
+ qsort(resource_list, num_resource_list, sizeof(XawActionResList*),
+ qcmp_action_resource_list);
+ }
+
+ _XawBindActionResList(list);
+
+ return (list);
+}
+
+static int
+bcmp_action_resource_list(register _Xconst void *wc,
+ register _Xconst void *list)
+{
+ return ((char *)wc - (char *)((*(XawActionResList **)list)->widget_class));
+}
+
+static XawActionResList *
+_XawFindActionResList(WidgetClass wc)
+{
+ XawActionResList **list;
+
+ if (!resource_list)
+ return (NULL);
+
+ list = (XawActionResList **)bsearch(wc, resource_list,
+ num_resource_list,
+ sizeof(XawActionResList*),
+ bcmp_action_resource_list);
+
+ return (list ? *list : NULL);
+}
+
+static int
+qcmp_action_resource(register _Xconst void *left,
+ register _Xconst void *right)
+{
+ return (strcmp(XrmQuarkToString((*(XawActionRes **)left)->qname),
+ XrmQuarkToString((*(XawActionRes **)right)->qname)));
+}
+
+static void
+_XawBindActionResList(XawActionResList *list)
+{
+ XtResourceList xt_list, cons_list;
+ Cardinal i, num_xt, num_cons;
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "(*) Creating resource list for class \'%s\'\n---------\n",
+ list->widget_class->core_class.class_name);
+#endif
+
+ XtGetResourceList(list->widget_class, &xt_list, &num_xt);
+ XtGetConstraintResourceList(list->widget_class, &cons_list, &num_cons);
+ list->num_common_resources = num_xt;
+ list->num_constraint_resources = num_cons;
+
+ list->resources = (XawActionRes **)
+ XtMalloc(sizeof(XawActionRes*) * (num_xt + num_cons));
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "Common resources\n---\n");
+#endif
+
+ for (i = 0; i < num_xt; i++)
+ {
+ list->resources[i] = (XawActionRes *)XtMalloc(sizeof(XawActionRes));
+ list->resources[i]->qname =
+ XrmPermStringToQuark(xt_list[i].resource_name);
+ list->resources[i]->qtype =
+ XrmPermStringToQuark(xt_list[i].resource_type);
+ list->resources[i]->size = xt_list[i].resource_size;
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "%-20s\t%-20s\t(%d)\n",
+ xt_list[i].resource_name,
+ xt_list[i].resource_type,
+ xt_list[i].resource_size);
+#endif
+ }
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "---\nContraint resources\n---");
+#endif
+
+ for (; i < num_xt + num_cons; i++)
+ {
+ list->resources[i] = (XawActionRes *)XtMalloc(sizeof(XawActionRes));
+ list->resources[i]->qname =
+ XrmPermStringToQuark(cons_list[i - num_xt].resource_name);
+ list->resources[i]->qtype =
+ XrmPermStringToQuark(cons_list[i - num_xt].resource_type);
+ list->resources[i]->size = cons_list[i - num_xt].resource_size;
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "%-20s\t%-20s\t(%d)\n",
+ cons_list[i - num_xt].resource_name,
+ cons_list[i - num_xt].resource_type,
+ cons_list[i - num_xt].resource_size);
+#endif
+ }
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "---\n");
+#endif
+
+ XtFree((char *)xt_list);
+ if (cons_list)
+ XtFree((char *)cons_list);
+
+ qsort(list->resources, list->num_common_resources, sizeof(XawActionRes*),
+ qcmp_action_resource);
+ if (num_cons)
+ qsort(&list->resources[num_xt], list->num_constraint_resources,
+ sizeof(XawActionRes*), qcmp_action_resource);
+}
+
+static int
+bcmp_action_resource(register _Xconst void *string,
+ register _Xconst void *resource)
+{
+ return (strcmp((String)string,
+ XrmQuarkToString((*(XawActionRes **)resource)->qname)));
+}
+
+static XawActionRes *
+_XawFindActionRes(XawActionResList *list, Widget detail, String name)
+{
+ XawActionRes **res;
+
+ if (!list->resources)
+ return (NULL);
+
+ res = (XawActionRes **)bsearch(name, list->resources,
+ list->num_common_resources,
+ sizeof(XawActionRes*), bcmp_action_resource);
+
+ if (!res && XtParent(detail)
+ && XtIsSubclass(XtParent(detail), constraintWidgetClass))
+ {
+ XawActionResList *cons = XawGetActionResList(XtClass(XtParent(detail)));
+
+ if (cons)
+ res = (XawActionRes **)
+ bsearch(name, &cons->resources[cons->num_common_resources],
+ cons->num_constraint_resources,
+ sizeof(XawActionRes*), bcmp_action_resource);
+ }
+
+ return (res ? *res : NULL);
+}
+
+/*
+ * Start of Variables Implementation Code
+ */
+/* For speed, only does memory allocation when really required */
+static String
+_XawEscapeActionVarValue(String value)
+{
+ String escape;
+
+ if (value[0] == '$' || value[0] == '\\')
+ {
+ escape = XtMalloc(strlen(value) + 2);
+ escape[0] = '\\';
+ strcpy(escape + 1, value);
+ return (escape);
+ }
+ return (NULL);
+}
+
+/* For speed, only does memory allocation when really required */
+static String
+_XawUnescapeActionVarValue(String value)
+{
+ String unescape;
+
+ if (value[0] == '\\')
+ {
+ unescape = XtMalloc(strlen(value));
+ strcpy(unescape, value + 1);
+ return (unescape);
+ }
+ return (NULL);
+}
+
+static void
+XawDeclareActionVar(XawActionVarList *list, String name, String value)
+{
+ XawActionVar *variable;
+ String escape = NULL;
+
+ if (name[0] != XAW_PRIV_VAR_PREFIX)
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg), "declare(): variable name must begin with "
+ "\'%c\', at %s = %s", XAW_PRIV_VAR_PREFIX, name, value);
+ XtAppWarning(XtWidgetToApplicationContext(list->widget), msg);
+ return;
+ }
+ variable = _XawFindActionVar(list, name);
+ if (!variable)
+ variable = _XawCreateActionVar(list, name);
+ if (value)
+ escape = _XawEscapeActionVarValue(value);
+
+ if (variable->qvalue)
+ {
+ String val = escape ? escape : value;
+
+ if (strcmp(XrmQuarkToString(variable->qvalue), val) == 0)
+ {
+ if (escape)
+ XtFree(escape);
+ return;
+ }
+ }
+ variable->qvalue = (escape ? XrmStringToQuark(escape) :
+ (value ? XrmStringToQuark(value) : NULLQUARK));
+ if (escape)
+ XtFree(escape);
+}
+
+static String
+XawConvertActionVar(XawActionVarList *list, String name)
+{
+ XawActionVar *variable;
+ String unescape;
+ XrmQuark quark;
+
+ if (name[0] != XAW_PRIV_VAR_PREFIX)
+ return (name);
+
+ variable = _XawFindActionVar(list, name);
+ if (!variable || variable->qvalue == NULLQUARK)
+ return (name);
+ unescape = _XawUnescapeActionVarValue(XrmQuarkToString(variable->qvalue));
+ if (unescape)
+ {
+ quark = XrmStringToQuark(unescape);
+ XtFree(unescape);
+ }
+ else
+ quark = variable->qvalue;
+
+ return (XrmQuarkToString(quark));
+}
+
+XawActionVarList *
+XawGetActionVarList(Widget w)
+{
+ XawActionVarList *list;
+
+ list = _XawFindActionVarList(w);
+ if (!list)
+ list = _XawCreateActionVarList(w);
+
+ return (list);
+}
+
+static int
+qcmp_action_variable_list(register _Xconst void *left,
+ register _Xconst void *right)
+{
+ return ((char *)((*(XawActionVarList **)left)->widget) -
+ (char *)((*(XawActionVarList **)right)->widget));
+}
+
+static XawActionVarList *
+_XawCreateActionVarList(Widget w)
+{
+ XawActionVarList *list;
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "(*) Creating action variable list for widget %s (%p)\n",
+ XtName(w), w);
+#endif
+
+ list = (XawActionVarList *)XtMalloc(sizeof(XawActionVarList));
+ list->widget = w;
+ list->num_variables = 0;
+ list->variables = NULL;
+
+ if (!variable_list)
+ {
+ num_variable_list = 1;
+ variable_list = (XawActionVarList **)XtMalloc(sizeof(XawActionVarList*));
+ variable_list[0] = list;
+ }
+ else
+ {
+ ++num_variable_list;
+ variable_list = (XawActionVarList **)
+ XtRealloc((char *)variable_list,
+ sizeof(XawActionVarList *) * num_variable_list);
+ variable_list[num_variable_list - 1] = list;
+ qsort(variable_list, num_variable_list, sizeof(XawActionVarList*),
+ qcmp_action_variable_list);
+ }
+
+ XtAddCallback(w, XtNdestroyCallback, _XawDestroyActionVarList,
+ (XtPointer)list);
+
+ return (list);
+}
+
+static int
+bcmp_action_variable_list(register _Xconst void *widget,
+ register _Xconst void *list)
+{
+ return ((char *)widget - (char *)((*(XawActionVarList **)list)->widget));
+}
+
+static XawActionVarList *
+_XawFindActionVarList(Widget w)
+{
+ XawActionVarList **list;
+
+ if (!num_variable_list)
+ return (NULL);
+
+ list = (XawActionVarList **)bsearch(w, variable_list, num_variable_list,
+ sizeof(XawActionVarList*),
+ bcmp_action_variable_list);
+
+ return (list ? *list : NULL);
+}
+
+static int
+qcmp_action_variable(register _Xconst void *left,
+ register _Xconst void *right)
+{
+ return (strcmp(XrmQuarkToString((*(XawActionVar **)left)->qname),
+ XrmQuarkToString((*(XawActionVar **)right)->qname)));
+}
+
+static XawActionVar *
+_XawCreateActionVar(XawActionVarList *list, String name)
+{
+ XawActionVar *variable;
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "(*) Creating action variable '%s' for widget %s (%p)\n",
+ name, XtName(list->widget), list->widget);
+#endif
+
+ variable = (XawActionVar *)XtMalloc(sizeof(XawActionVar));
+ variable->qname = XrmStringToQuark(name);
+ variable->qvalue = NULLQUARK;
+
+ if (!list->variables)
+ {
+ list->num_variables = 1;
+ list->variables = (XawActionVar **)XtMalloc(sizeof(XawActionVar*));
+ list->variables[0] = variable;
+ }
+ else
+ {
+ ++list->num_variables;
+ list->variables = (XawActionVar **)XtRealloc((char *)list->variables,
+ sizeof(XawActionVar *) *
+ list->num_variables);
+ list->variables[list->num_variables - 1] = variable;
+ qsort(list->variables, list->num_variables, sizeof(XawActionVar*),
+ qcmp_action_variable);
+ }
+ return (variable);
+}
+
+static int
+bcmp_action_variable(register _Xconst void *string,
+ register _Xconst void *variable)
+{
+ return (strcmp((String)string,
+ XrmQuarkToString((*(XawActionVar **)variable)->qname)));
+}
+
+static XawActionVar *
+_XawFindActionVar(XawActionVarList *list, String name)
+{
+ XawActionVar **var;
+
+ if (!list->variables)
+ return (NULL);
+
+ var = (XawActionVar **)bsearch(name, list->variables, list->num_variables,
+ sizeof(XawActionVar*), bcmp_action_variable);
+
+ return (var ? *var : NULL);
+}
+
+/*ARGSUSED*/
+static void
+_XawDestroyActionVarList(Widget w, XtPointer client_data, XtPointer call_data)
+{
+ XawActionVarList *list = (XawActionVarList *)client_data;
+ Cardinal i;
+
+ for (i = 0; i < num_variable_list; i++)
+ if (variable_list[i] == list)
+ break;
+ if (i >= num_variable_list || list->widget != w
+ || variable_list[i]->widget != w)
+ {
+ XtWarning("destroy-variable-list(): Bad widget argument.");
+ return;
+ }
+ if (--num_variable_list > 0)
+ {
+ memmove(&variable_list[i], &variable_list[i + 1],
+ (num_variable_list - i) * sizeof(XawActionVarList *));
+ variable_list = (XawActionVarList **)
+ XtRealloc((char *)variable_list, sizeof(XawActionVarList *) *
+ num_variable_list);
+ }
+ else
+ {
+ XtFree((char *)variable_list);
+ variable_list = NULL;
+ }
+
+ XtFree((char *)list->variables);
+ XtFree((char *)list);
+}
+
+#endif /* OLDXAW */
diff --git a/libXaw/src/AllWidgets.c b/libXaw/src/AllWidgets.c
index 5d24e896b..27be437e5 100644
--- a/libXaw/src/AllWidgets.c
+++ b/libXaw/src/AllWidgets.c
@@ -1,118 +1,118 @@
-/*
-
-Copyright (c) 1991, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/Xmu/WidgetNode.h>
-#include <X11/Xaw/AllWidgets.h>
-
-extern WidgetClass applicationShellWidgetClass;
-extern WidgetClass asciiSinkObjectClass;
-extern WidgetClass asciiSrcObjectClass;
-extern WidgetClass asciiTextWidgetClass;
-extern WidgetClass boxWidgetClass;
-extern WidgetClass commandWidgetClass;
-extern WidgetClass dialogWidgetClass;
-extern WidgetClass formWidgetClass;
-extern WidgetClass gripWidgetClass;
-extern WidgetClass labelWidgetClass;
-extern WidgetClass listWidgetClass;
-extern WidgetClass menuButtonWidgetClass;
-extern WidgetClass multiSinkObjectClass;
-extern WidgetClass multiSrcObjectClass;
-extern WidgetClass overrideShellWidgetClass;
-extern WidgetClass panedWidgetClass;
-extern WidgetClass pannerWidgetClass;
-extern WidgetClass portholeWidgetClass;
-extern WidgetClass repeaterWidgetClass;
-extern WidgetClass scrollbarWidgetClass;
-extern WidgetClass shellWidgetClass;
-extern WidgetClass simpleMenuWidgetClass;
-extern WidgetClass simpleWidgetClass;
-extern WidgetClass smeBSBObjectClass;
-extern WidgetClass smeLineObjectClass;
-extern WidgetClass smeObjectClass;
-extern WidgetClass stripChartWidgetClass;
-extern WidgetClass textSinkObjectClass;
-extern WidgetClass textSrcObjectClass;
-extern WidgetClass textWidgetClass;
-extern WidgetClass toggleWidgetClass;
-extern WidgetClass topLevelShellWidgetClass;
-extern WidgetClass transientShellWidgetClass;
-extern WidgetClass treeWidgetClass;
-extern WidgetClass vendorShellWidgetClass;
-extern WidgetClass viewportWidgetClass;
-extern WidgetClass wmShellWidgetClass;
-
-XmuWidgetNode XawWidgetArray[] = {
-{ "applicationShell", &applicationShellWidgetClass },
-{ "asciiSink", &asciiSinkObjectClass },
-{ "asciiSrc", &asciiSrcObjectClass },
-{ "asciiText", &asciiTextWidgetClass },
-{ "box", &boxWidgetClass },
-{ "command", &commandWidgetClass },
-{ "composite", &compositeWidgetClass },
-{ "constraint", &constraintWidgetClass },
-{ "core", &coreWidgetClass },
-{ "dialog", &dialogWidgetClass },
-{ "form", &formWidgetClass },
-{ "grip", &gripWidgetClass },
-{ "label", &labelWidgetClass },
-{ "list", &listWidgetClass },
-{ "menuButton", &menuButtonWidgetClass },
-{ "multiSink", &multiSinkObjectClass },
-{ "multiSrc", &multiSrcObjectClass },
-{ "object", &objectClass },
-{ "overrideShell", &overrideShellWidgetClass },
-{ "paned", &panedWidgetClass },
-{ "panner", &pannerWidgetClass },
-{ "porthole", &portholeWidgetClass },
-{ "rect", &rectObjClass },
-{ "repeater", &repeaterWidgetClass },
-{ "scrollbar", &scrollbarWidgetClass },
-{ "shell", &shellWidgetClass },
-{ "simpleMenu", &simpleMenuWidgetClass },
-{ "simple", &simpleWidgetClass },
-{ "smeBSB", &smeBSBObjectClass },
-{ "smeLine", &smeLineObjectClass },
-{ "sme", &smeObjectClass },
-{ "stripChart", &stripChartWidgetClass },
-{ "textSink", &textSinkObjectClass },
-{ "textSrc", &textSrcObjectClass },
-{ "text", &textWidgetClass },
-{ "toggle", &toggleWidgetClass },
-{ "topLevelShell", &topLevelShellWidgetClass },
-{ "transientShell", &transientShellWidgetClass },
-{ "tree", &treeWidgetClass },
-{ "vendorShell", &vendorShellWidgetClass },
-{ "viewport", &viewportWidgetClass },
-{ "wmShell", &wmShellWidgetClass },
-};
-
-int XawWidgetCount = XtNumber(XawWidgetArray);
-
+/*
+
+Copyright (c) 1991, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/Xmu/WidgetNode.h>
+#include <X11/Xaw/AllWidgets.h>
+
+extern WidgetClass applicationShellWidgetClass;
+extern WidgetClass asciiSinkObjectClass;
+extern WidgetClass asciiSrcObjectClass;
+extern WidgetClass asciiTextWidgetClass;
+extern WidgetClass boxWidgetClass;
+extern WidgetClass commandWidgetClass;
+extern WidgetClass dialogWidgetClass;
+extern WidgetClass formWidgetClass;
+extern WidgetClass gripWidgetClass;
+extern WidgetClass labelWidgetClass;
+extern WidgetClass listWidgetClass;
+extern WidgetClass menuButtonWidgetClass;
+extern WidgetClass multiSinkObjectClass;
+extern WidgetClass multiSrcObjectClass;
+extern WidgetClass overrideShellWidgetClass;
+extern WidgetClass panedWidgetClass;
+extern WidgetClass pannerWidgetClass;
+extern WidgetClass portholeWidgetClass;
+extern WidgetClass repeaterWidgetClass;
+extern WidgetClass scrollbarWidgetClass;
+extern WidgetClass shellWidgetClass;
+extern WidgetClass simpleMenuWidgetClass;
+extern WidgetClass simpleWidgetClass;
+extern WidgetClass smeBSBObjectClass;
+extern WidgetClass smeLineObjectClass;
+extern WidgetClass smeObjectClass;
+extern WidgetClass stripChartWidgetClass;
+extern WidgetClass textSinkObjectClass;
+extern WidgetClass textSrcObjectClass;
+extern WidgetClass textWidgetClass;
+extern WidgetClass toggleWidgetClass;
+extern WidgetClass topLevelShellWidgetClass;
+extern WidgetClass transientShellWidgetClass;
+extern WidgetClass treeWidgetClass;
+extern WidgetClass vendorShellWidgetClass;
+extern WidgetClass viewportWidgetClass;
+extern WidgetClass wmShellWidgetClass;
+
+XmuWidgetNode XawWidgetArray[] = {
+{ "applicationShell", &applicationShellWidgetClass },
+{ "asciiSink", &asciiSinkObjectClass },
+{ "asciiSrc", &asciiSrcObjectClass },
+{ "asciiText", &asciiTextWidgetClass },
+{ "box", &boxWidgetClass },
+{ "command", &commandWidgetClass },
+{ "composite", &compositeWidgetClass },
+{ "constraint", &constraintWidgetClass },
+{ "core", &coreWidgetClass },
+{ "dialog", &dialogWidgetClass },
+{ "form", &formWidgetClass },
+{ "grip", &gripWidgetClass },
+{ "label", &labelWidgetClass },
+{ "list", &listWidgetClass },
+{ "menuButton", &menuButtonWidgetClass },
+{ "multiSink", &multiSinkObjectClass },
+{ "multiSrc", &multiSrcObjectClass },
+{ "object", &objectClass },
+{ "overrideShell", &overrideShellWidgetClass },
+{ "paned", &panedWidgetClass },
+{ "panner", &pannerWidgetClass },
+{ "porthole", &portholeWidgetClass },
+{ "rect", &rectObjClass },
+{ "repeater", &repeaterWidgetClass },
+{ "scrollbar", &scrollbarWidgetClass },
+{ "shell", &shellWidgetClass },
+{ "simpleMenu", &simpleMenuWidgetClass },
+{ "simple", &simpleWidgetClass },
+{ "smeBSB", &smeBSBObjectClass },
+{ "smeLine", &smeLineObjectClass },
+{ "sme", &smeObjectClass },
+{ "stripChart", &stripChartWidgetClass },
+{ "textSink", &textSinkObjectClass },
+{ "textSrc", &textSrcObjectClass },
+{ "text", &textWidgetClass },
+{ "toggle", &toggleWidgetClass },
+{ "topLevelShell", &topLevelShellWidgetClass },
+{ "transientShell", &transientShellWidgetClass },
+{ "tree", &treeWidgetClass },
+{ "vendorShell", &vendorShellWidgetClass },
+{ "viewport", &viewportWidgetClass },
+{ "wmShell", &wmShellWidgetClass },
+};
+
+int XawWidgetCount = XtNumber(XawWidgetArray);
+
diff --git a/libXaw/src/AsciiSink.c b/libXaw/src/AsciiSink.c
index a20cf63d3..56f899c09 100644
--- a/libXaw/src/AsciiSink.c
+++ b/libXaw/src/AsciiSink.c
@@ -1,1948 +1,1948 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xatom.h>
-#include <X11/Xaw/XawInit.h>
-#include <X11/Xaw/AsciiSinkP.h>
-#include <X11/Xaw/AsciiSrcP.h>
-#include <X11/Xaw/TextP.h>
-#include "Private.h"
-
-#ifdef GETLASTPOS
-#undef GETLASTPOS /* We will use our own GETLASTPOS */
-#endif
-
-#define GETLASTPOS \
- XawTextSourceScan(source, 0, XawstAll, XawsdRight, 1, True)
-
-/*
- * Class Methods
- */
-static void XawAsciiSinkClassPartInitialize(WidgetClass);
-static void XawAsciiSinkInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawAsciiSinkDestroy(Widget);
-static void XawAsciiSinkResize(Widget);
-static Boolean XawAsciiSinkSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static int MaxLines(Widget, unsigned int);
-static int MaxHeight(Widget, int);
-static void SetTabs(Widget, int, short*);
-static void DisplayText(Widget, int, int,
- XawTextPosition, XawTextPosition, Bool);
-static void InsertCursor(Widget, int, int, XawTextInsertState);
-static void FindPosition(Widget, XawTextPosition, int, int, Bool,
- XawTextPosition*, int*, int*);
-static void FindDistance(Widget, XawTextPosition, int, XawTextPosition, int*,
- XawTextPosition*, int*);
-static void Resolve(Widget, XawTextPosition, int, int, XawTextPosition*);
-static void GetCursorBounds(Widget, XRectangle*);
-#ifndef OLDXAW
-static void AsciiPreparePaint(Widget, int, int,
- XawTextPosition, XawTextPosition, Bool);
-static void AsciiDoPaint(Widget);
-#endif
-
-/*
- * Prototypes
- */
-static void GetGC(AsciiSinkObject);
-static int CharWidth(AsciiSinkObject, XFontStruct*, int, unsigned int);
-static unsigned int PaintText(Widget w, GC gc, int x, int y,
- char *buf, int len, Bool);
-
-/*
- * Defined in TextSink.c
- */
-void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(AsciiSinkRec, ascii_sink.field)
-static XtResource resources[] = {
- {
- XtNfont,
- XtCFont,
- XtRFontStruct,
- sizeof(XFontStruct*),
- offset(font),
- XtRString,
- XtDefaultFont
- },
- {
- XtNecho,
- XtCOutput,
- XtRBoolean,
- sizeof(Boolean),
- offset(echo),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNdisplayNonprinting,
- XtCOutput,
- XtRBoolean,
- sizeof(Boolean),
- offset(display_nonprinting),
- XtRImmediate,
- (XtPointer)
- True
- },
-};
-#undef offset
-
-#define Superclass (&textSinkClassRec)
-AsciiSinkClassRec asciiSinkClassRec = {
- /* object */
- {
- (WidgetClass)Superclass, /* superclass */
- "AsciiSink", /* class_name */
- sizeof(AsciiSinkRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- XawAsciiSinkClassPartInitialize, /* class_part_initialize */
- False, /* class_inited */
- XawAsciiSinkInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* obj1 */
- NULL, /* obj2 */
- 0, /* obj3 */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* obj4 */
- False, /* obj5 */
- False, /* obj6 */
- False, /* obj7 */
- XawAsciiSinkDestroy, /* destroy */
- (XtProc)XawAsciiSinkResize, /* obj8 */
- NULL, /* obj9 */
- XawAsciiSinkSetValues, /* set_values */
- NULL, /* set_values_hook */
- NULL, /* obj10 */
- NULL, /* get_values_hook */
- NULL, /* obj11 */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* obj12 */
- NULL, /* obj13 */
- NULL, /* obj14 */
- NULL, /* extension */
- },
- /* text_sink */
- {
- DisplayText, /* DisplayText */
- InsertCursor, /* InsertCursor */
- XtInheritClearToBackground, /* ClearToBackground */
- FindPosition, /* FindPosition */
- FindDistance, /* FindDistance */
- Resolve, /* Resolve */
- MaxLines, /* MaxLines */
- MaxHeight, /* MaxHeight */
- SetTabs, /* SetTabs */
- GetCursorBounds, /* GetCursorBounds */
-#ifndef OLDXAW
- NULL /* extension */
-#endif
- },
- /* ascii_sink */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass asciiSinkObjectClass = (WidgetClass)&asciiSinkClassRec;
-
-/*
- * Implementation
- */
-static void
-XawAsciiSinkClassPartInitialize(WidgetClass wc)
-{
-#ifndef OLDXAW
- AsciiSinkObjectClass cclass = (AsciiSinkObjectClass)wc;
- XrmQuark record_type = XrmPermStringToQuark("TextSink");
- TextSinkExt ext = cclass->text_sink_class.extension;
-
- while (ext) {
- if (ext->record_type == record_type &&
- ext->version == 1) {
- ext->PreparePaint = AsciiPreparePaint;
- ext->DoPaint = AsciiDoPaint;
- break;
- }
- ext = (TextSinkExt)ext->next_extension;
- }
- if (ext == NULL)
- XtError("TextSinkClass: cannot resolve extension.\n");
-#endif
-}
-
-static int
-CharWidth(AsciiSinkObject sink, XFontStruct *font, int x, unsigned int c)
-{
- int width = 0;
-
- if (c == XawLF)
- return (0);
-
- if (c == XawTAB) {
- int i;
- Position *tab;
-
- width = x;
- /* Adjust for Left Margin */
- x -= ((TextWidget)XtParent((Widget)sink))->text.left_margin;
-
- i = 0;
- tab = sink->text_sink.tabs;
- /*CONSTCOND*/
- while (1) {
- if (x >= 0 && x < *tab)
- return (*tab - x);
- /* Start again */
- if (++i >= sink->text_sink.tab_count) {
- x -= *tab;
- i = 0;
- tab = sink->text_sink.tabs;
- if (width == x)
- return (0);
- }
- else
- ++tab;
- }
- /*NOTREACHED*/
- }
-
- if ((c & 0177) < XawSP || c == 0177) {
- if (sink->ascii_sink.display_nonprinting) {
- if (c > 0177) {
- width = CharWidth(sink, font, x, '\\');
- width += CharWidth(sink, font, x, ((c >> 6) & 7) + '0');
- width += CharWidth(sink, font, x, ((c >> 3) & 7) + '0');
- c = (c & 7) + '0';
- }
- else {
- width = CharWidth(sink, font, x, '^');
- if ((c |= 0100) == 0177)
- c = '?';
- }
- }
- else
- c = XawSP;
- }
-
- if (font->per_char
- && (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
- width += font->per_char[c - font->min_char_or_byte2].width;
- else
- width += font->min_bounds.width;
-
- return (width);
-}
-
-#ifndef OLDXAW
-static int
-GetTextWidth(TextWidget ctx, int current_width, XFontStruct *font,
- XawTextPosition from, int length)
-{
- int i, width = 0;
- XawTextBlock block;
- XawTextPosition pos = from;
-
- while (length > 0) {
- pos = XawTextSourceRead(ctx->text.source, from, &block, length);
- length -= pos - from;
- from = pos;
- for (i = 0; i < block.length; i++)
- width += CharWidth((AsciiSinkObject)ctx->text.sink, font,
- current_width + width,
- (unsigned char)block.ptr[i]);
- }
-
- return (width);
-}
-
-static
-void CalculateBearing(TextWidget ctx, XawTextPosition position, int x, int y,
- int ascent, int descent, Bool highlight, Bool right)
-{
-/*
- * Sample case:
- *
- * lbearing| width |rbearing
- * | |
- * | ####
- * | ### |
- * | #### |
- * | #### |
- * | ########## |
- * | #### |
- * | #### |
- * | #### |
- * | #### |
- * |### |
- * #### |
- * | |
- *
- */
- AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
- XawTextPaintStruct *paint;
- XawTextBlock block;
- XFontStruct *font;
-
- property = NULL;
- if (XawTextSourceAnchorAndEntity(ctx->text.source, position,
- &anchor, &entity) &&
- (property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- else
- font = sink->ascii_sink.font;
- if (right) {
- if (font->max_bounds.rbearing > 0) {
- int rbearing = font->max_bounds.rbearing - font->max_bounds.width;
- unsigned char c;
-
- (void)XawTextSourceRead(ctx->text.source, position, &block, 1);
- c = *(unsigned char*)block.ptr;
- if (c == '\t' || c == '\n')
- c = ' ';
- else if ((c & 0177) < XawSP || c == 0177) {
- if (sink->ascii_sink.display_nonprinting)
- c = c > 0177 ? (c & 7) + '0' : c + '@';
- else
- c = ' ';
- }
- if (font->per_char &&
- (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
- rbearing = font->per_char[c - font->min_char_or_byte2].rbearing -
- font->per_char[c - font->min_char_or_byte2].width;
- if (rbearing > 0) {
- paint = XtNew(XawTextPaintStruct);
- paint->next = sink->text_sink.paint->bearings;
- sink->text_sink.paint->bearings = paint;
- paint->x = x - (paint->width = CharWidth(sink, font, 0, c));
- paint->y = y + ascent;
- paint->property = property;
- paint->max_ascent = ascent;
- paint->max_descent = descent;
- paint->backtabs = NULL;
- paint->highlight = highlight;
- paint->length = 1;
- paint->text = XtMalloc(1);
- paint->text[0] = c;
- }
- }
- }
- else {
- if (font->min_bounds.lbearing < 0) {
- int lbearing = font->min_bounds.lbearing;
- unsigned char c;
-
- (void)XawTextSourceRead(ctx->text.source, position, &block, 1);
- c = *(unsigned char*)block.ptr;
- if (c == '\t' || c == '\n')
- c = ' ';
- else if ((c & 0177) < XawSP || c == 0177) {
- if (sink->ascii_sink.display_nonprinting)
- c = c > 0177 ? '\\' : c + '^';
- else
- c = ' ';
- }
- if (font->per_char &&
- (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
- lbearing = font->per_char[c - font->min_char_or_byte2].lbearing;
- if (lbearing < 0) {
- paint = XtNew(XawTextPaintStruct);
- paint->next = sink->text_sink.paint->bearings;
- sink->text_sink.paint->bearings = paint;
- paint->x = x;
- paint->width = -CharWidth(sink, font, 0, c);
- paint->y = y + ascent;
- paint->property = property;
- paint->max_ascent = ascent;
- paint->max_descent = descent;
- paint->backtabs = NULL;
- paint->highlight = highlight;
- paint->length = 1;
- paint->text = XtMalloc(1);
- paint->text[0] = c;
- }
- }
- }
-}
-
-static void
-AsciiPreparePaint(Widget w, int y, int line,
- XawTextPosition from, XawTextPosition to, Bool highlight)
-{
- static XmuSegment segment;
- static XmuScanline next;
- static XmuScanline scanline = {0, &segment, &next};
- static XmuArea area = {&scanline};
-
- TextWidget ctx = (TextWidget)XtParent(w);
- AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
- XawTextPosition left, right, pos, pos2, tmp, length;
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
- int i, ascent = 0, descent = 0, xl, xr, x = ctx->text.left_margin, bufsiz;
- XawTextBlock block;
- XFontStruct *font;
- XawTextPaintStruct *paint;
-
- if (!sink->ascii_sink.echo)
- return;
-
- /* pass 1: calculate ascent/descent values and x coordinate */
- /* XXX the MAX ascent/descent value should be in the line table XXX */
- /* XXX the x coordinate can be a parameter, but since it is required
- to calculate the ascent/descent, do it here to avoid an extra
- search in the entities */
- pos = tmp = left = ctx->text.lt.info[line].position;
- right = ctx->text.lt.info[line + 1].position;
- right = XawMin(right, ctx->text.lastPos + 1);
- while (pos < right) {
- if (XawTextSourceAnchorAndEntity(ctx->text.source, pos,
- &anchor, &entity)) {
- if ((property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- else
- font = sink->ascii_sink.font;
- tmp = pos;
- pos = anchor->position + entity->offset + entity->length;
- if ((length = XawMin(from, pos) - tmp) > 0)
- x += GetTextWidth(ctx, x, font, tmp, length);
- ascent = XawMax(font->ascent, ascent);
- descent = XawMax(font->descent, descent);
- }
- else if (anchor) {
- ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
- descent = XawMax(sink->ascii_sink.font->descent, descent);
- while (entity && pos < right) {
- tmp = pos;
- if ((pos = anchor->position + entity->offset) < tmp)
- pos = tmp;
- else {
- if ((length = XawMin(from, pos) - tmp) > 0) {
- x += GetTextWidth(ctx, x, sink->ascii_sink.font, tmp,
- length);
- tmp += length;
- }
- if (pos < right) {
- pos += entity->length;
- if ((property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- else
- font = sink->ascii_sink.font;
- if ((length = XawMin(from, pos) - tmp) > 0)
- x += GetTextWidth(ctx, x, font, tmp, length);
- ascent = XawMax(font->ascent, ascent);
- descent = XawMax(font->descent, descent);
- }
- }
- entity = entity->next;
- }
-
- if (anchor->entities == NULL) {
- tmp = XawMin(pos, from);
- if ((length = from - tmp) > 0)
- x += GetTextWidth(ctx, x, sink->ascii_sink.font, tmp, length);
- break;
- }
- }
- else {
- tmp = XawMin(pos, from);
- if ((length = from - tmp) > 0)
- x += GetTextWidth(ctx, x, sink->ascii_sink.font, tmp, length);
- ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
- descent = XawMax(sink->ascii_sink.font->descent, descent);
- break;
- }
- }
- if (!ascent)
- ascent = sink->ascii_sink.font->ascent;
- if (!descent)
- descent = sink->ascii_sink.font->descent;
-
- xl = x;
-
- /* pass 2: feed the XawTextPaintStruct lists */
- pos = from;
- while (pos < to) {
- paint = XtNew(XawTextPaintStruct);
- paint->next = sink->text_sink.paint->paint;
- sink->text_sink.paint->paint = paint;
- paint->x = x;
- paint->y = y + ascent;
- paint->property = NULL;
- paint->max_ascent = ascent;
- paint->max_descent = descent;
- paint->backtabs = NULL;
- paint->highlight = highlight;
-
- tmp = pos;
- if (XawTextSourceAnchorAndEntity(ctx->text.source, pos,
- &anchor, &entity)) {
- pos = anchor->position + entity->offset + entity->length;
- if ((paint->property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (paint->property->mask & XAW_TPROP_FONT))
- font = paint->property->font;
- else
- font = sink->ascii_sink.font;
- }
- else {
- if (anchor) {
- while (entity && anchor->position + entity->offset < pos)
- entity = entity->next;
- if (entity)
- pos = anchor->position + entity->offset;
- else
- pos = to;
- }
- else
- pos = to;
- font = sink->ascii_sink.font;
- }
- pos = XawMin(pos, to);
- length = pos - tmp;
-
- paint->text = XtMalloc(bufsiz = pos - tmp + 4);
- paint->length = 0;
- segment.x1 = x;
-
- pos2 = tmp;
- while (length > 0) {
- pos2 = XawTextSourceRead(ctx->text.source, tmp, &block, length);
- length = pos - pos2;
- tmp = pos2;
- for (i = 0; i < block.length; i++) {
- unsigned char c = (unsigned char)block.ptr[i];
-
- if (paint->length + 4 > bufsiz)
- paint->text = XtRealloc(paint->text, bufsiz += 32);
- paint->text[paint->length] = c;
- if (c == '\n') {
- x += CharWidth(sink, font, 0, ' ');
- continue;
- }
- if (c == '\t') {
- x += XTextWidth(font, paint->text, paint->length);
- segment.x2 = x + CharWidth(sink, font, x, '\t');
-
- if (XmuValidSegment(&segment)) {
- if (!highlight && (paint->property &&
- (paint->property->mask & XAW_TPROP_BACKGROUND))) {
- if (ascent > font->ascent) {
- scanline.y = y;
- next.y = y + ascent - font->ascent;
- XmuAreaOr(sink->text_sink.paint->clip, &area);
- }
- if (descent >= font->descent) {
- scanline.y = y + ascent + font->descent;
- next.y = scanline.y + descent - font->descent + 1;
- XmuAreaOr(sink->text_sink.paint->clip, &area);
- }
- if (paint->backtabs == NULL)
- paint->backtabs = XmuCreateArea();
- scanline.y = y + ascent - font->ascent;
- next.y = y + ascent + font->descent;
- XmuAreaOr(paint->backtabs, &area);
- }
- else {
- scanline.y = y;
- next.y = ctx->text.lt.info[line + 1].y;
- if (highlight) {
- if (!sink->text_sink.paint->hightabs)
- sink->text_sink.paint->hightabs =
- XmuCreateArea();
- XmuAreaOr(sink->text_sink.paint->hightabs, &area);
- }
- else
- XmuAreaOr(sink->text_sink.paint->clip, &area);
- }
- }
-
- paint->width = segment.x2 - segment.x1;
- x = segment.x1 = segment.x2;
-
- if (paint->length == 0) {
- paint->x = x;
- continue;
- }
- paint->text = XtRealloc(paint->text, paint->length);
- property = paint->property;
- paint = XtNew(XawTextPaintStruct);
- paint->next = sink->text_sink.paint->paint;
- sink->text_sink.paint->paint = paint;
- paint->x = x;
- paint->y = y + ascent;
- paint->property = property;
- paint->max_ascent = ascent;
- paint->max_descent = descent;
- paint->backtabs = NULL;
- paint->highlight = highlight;
- paint->text = XtMalloc(bufsiz = pos - tmp - length +
- block.length - i + 4);
- paint->length = 0;
- continue;
- }
- if ((c & 0177) < XawSP || c == 0177) {
- if (sink->ascii_sink.display_nonprinting) {
- if (c > 0177) {
- paint->text[paint->length++] = '\\';
- paint->text[paint->length++] = ((c >> 6) & 7) + '0';
- paint->text[paint->length++] = ((c >> 3) & 7) + '0';
- paint->text[paint->length] = (c & 7) + '0';
- }
- else {
- c |= 0100;
- paint->text[paint->length++] = '^';
- paint->text[paint->length] = c == 0177 ? '?' : c;
- }
- }
- else
- paint->text[paint->length] = ' ';
- }
- paint->length++;
- }
- }
-
- x += XTextWidth(font, paint->text, paint->length);
- segment.x2 = x;
- if (XmuValidSegment(&segment)) {
- /* erase only what really is needed */
- /*if (!highlight || (paint->property &&
- (paint->property->mask & XAW_TPROP_BACKGROUND))) {
- if (ascent > font->ascent) {
- scanline.y = y;
- next.y = y + ascent - font->ascent;
- XmuAreaOr(sink->text_sink.paint->clip, &area);
- }
- if (descent > font->descent) {
- scanline.y = y + ascent + font->descent;
- next.y = scanline.y + descent - font->descent;
- XmuAreaOr(sink->text_sink.paint->clip, &area);
- }
- }
- else*/ {
- scanline.y = y;
- next.y = ctx->text.lt.info[line + 1].y;
- XmuAreaOr(sink->text_sink.paint->clip, &area);
- }
- }
-
- paint->width = x - segment.x1;
- }
-
- xr = x;
-
- /* pass 3: bearing clipping */
- if (left < from) {
- CalculateBearing(ctx, from - 1, xl, y, ascent, descent, highlight, True);
- if (ctx->text.s.left < ctx->text.s.right) {
- if (ctx->text.s.right == from)
- CalculateBearing(ctx, from, xl, y, ascent, descent, True, False);
- else if (ctx->text.s.left == from)
- CalculateBearing(ctx, from, xl, y, ascent, descent, False, False);
- }
- }
- right = XawMin(right, ctx->text.lastPos);
- if (right >= to && to > from) {
- if (to < right)
- CalculateBearing(ctx, to, xr, y, ascent, descent, highlight, False);
- if (ctx->text.s.left < ctx->text.s.right) {
- if (ctx->text.s.right == to)
- CalculateBearing(ctx, to - 1, xr, y, ascent, descent, False, True);
- else if (ctx->text.s.left == to)
- CalculateBearing(ctx, to - 1, xr, y, ascent, descent, True, True);
- }
- }
-}
-
-static int
-qcmp_paint_struct(_Xconst void *left, _Xconst void *right)
-{
- return ((*(XawTextPaintStruct**)left)->property -
- (*(XawTextPaintStruct**)right)->property);
-}
-
-static void
-AsciiDoPaint(Widget w)
-{
- TextWidget ctx = (TextWidget)XtParent(w);
- AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
- XmuScanline *scan;
- XmuSegment *seg;
- XawTextPaintList *list = sink->text_sink.paint;
-#if 0
- XawTextPaintStruct *base, *head;
-#endif
- XawTextPaintStruct *paint = list->paint;
- XawTextProperty *property;
- XFontStruct *font = NULL;
- XRectangle *rects;
- int n_rects, i_rects;
- GC gc;
- Bool highlight;
- XRectangle rect;
- int width, height, line_width = -1;
- XGCValues values;
-
- /* pass 1: clear clipping areas */
- /* XXX Don't use XDrawImageString because the font may be italic, and
- will get incorrectly drawn. Probably, it could be a good idea to
- check if this is the case, and do special processing. But this
- will need to be checked if required. */
- for (scan = list->clip->scanline; scan && scan->next; scan = scan->next)
- for (seg = scan->segment; seg; seg = seg->next)
- _XawTextSinkClearToBackground(ctx->text.sink,
- seg->x1, scan->y,
- seg->x2 - seg->x1,
- scan->next->y - scan->y);
-
- /* pass 2: optimize drawing list to avoid too much GC change requests */
- /* XXX this assumes there will not exist entities drawn over other
- entities. */
-#if 0
- while (paint) {
- base = paint;
- head = paint->next;
- while (head) {
- if (head->property == paint->property) {
- base->next = head->next;
- head->next = paint->next;
- paint->next = head;
- paint = head;
- }
- base = head;
- head = head->next;
- }
- paint = paint->next;
- }
-#endif
- if (paint && paint->next) {
- XawTextPaintStruct **paints;
- int i = 0, n_paints = 0;
-
- while (paint) {
- paint = paint->next;
- ++n_paints;
- }
- paints = (XawTextPaintStruct**)
- XtMalloc(n_paints * sizeof(XawTextPaintStruct));
- paint = list->paint;
- while (paint) {
- paints[i++] = paint;
- paint = paint->next;
- }
- qsort((void*)paints, n_paints, sizeof(XawTextPaintStruct*),
- qcmp_paint_struct);
- list->paint = paints[0];
- for (i = 0; i < n_paints - 1; i++)
- paints[i]->next = paints[i + 1];
- paints[i]->next = NULL;
- XtFree((XtPointer)paints);
- }
-
- /* pass 3: clip gc */
- gc = sink->ascii_sink.normgc;
-
- rect.x = ctx->text.r_margin.left;
- rect.y = ctx->text.r_margin.top;
- width = (int)XtWidth(ctx) - RHMargins(ctx);
- height = (int)XtHeight(ctx) - RVMargins(ctx);
- rect.width = width;
- rect.height = height;
- if (width >= 0 && height >= 0)
- XSetClipRectangles(XtDisplay((Widget)ctx), gc,
- 0, 0, &rect, 1, Unsorted);
- else
- XSetClipMask(XtDisplay((Widget)ctx), gc, None);
-
- /* pass 4: draw backgrounds */
- paint = list->paint;
- property = NULL;
- rects = NULL;
- i_rects = n_rects = 0;
- while (paint) {
- if (paint->property && (paint->property->mask & XAW_TPROP_BACKGROUND)) {
- if (property != paint->property) {
- if (i_rects)
- XFillRectangles(XtDisplay(ctx), XtWindow(ctx), gc,
- rects, i_rects);
- i_rects = 0;
- property = paint->property;
- if (property->mask & XAW_TPROP_FONT)
- font = property->font;
- else
- font = sink->ascii_sink.font;
- XSetForeground(XtDisplay(ctx), gc, property->background);
- }
- if (i_rects <= n_rects)
- rects = (XRectangle*)
- XtRealloc((XtPointer)rects, sizeof(XRectangle) *
- ++n_rects);
- rects[i_rects].x = paint->x;
- rects[i_rects].y = paint->y - font->ascent;
- rects[i_rects].width = paint->width;
- rects[i_rects++].height = font->ascent + font->descent;
-
- if (paint->backtabs) {
- for (scan = paint->backtabs->scanline; scan && scan->next;
- scan = scan->next)
- for (seg = scan->segment; seg; seg = seg->next) {
- if (i_rects <= n_rects)
- rects = (XRectangle*)
- XtRealloc((XtPointer)rects, sizeof(XRectangle) *
- ++n_rects);
- rects[i_rects].x = seg->x1;
- rects[i_rects].y = scan->y;
- rects[i_rects].width = seg->x2 - seg->x1;
- rects[i_rects++].height = scan->next->y - scan->y;
- }
- }
-
-
- }
- paint = paint->next;
- }
- if (i_rects)
- XFillRectangles(XtDisplay(ctx), XtWindow(ctx), gc, rects, i_rects);
-
- paint = list->paint;
- i_rects = 0;
- while (paint) {
- if (paint->highlight) {
- if (i_rects == 0)
- XSetForeground(XtDisplay(ctx), gc, sink->text_sink.cursor_color);
- if (i_rects <= n_rects)
- rects = (XRectangle*)
- XtRealloc((XtPointer)rects, sizeof(XRectangle) *
- ++n_rects);
- rects[i_rects].x = paint->x;
- rects[i_rects].y = paint->y - paint->max_ascent;
- rects[i_rects].width = paint->width;
- rects[i_rects++].height = paint->max_ascent + paint->max_descent + 1;
- }
- paint = paint->next;
- }
- if (list->hightabs) {
- for (scan = list->hightabs->scanline; scan && scan->next;
- scan = scan->next)
- for (seg = scan->segment; seg; seg = seg->next) {
- if (i_rects == 0)
- XSetForeground(XtDisplay(ctx), gc,
- sink->text_sink.cursor_color);
- if (i_rects <= n_rects)
- rects = (XRectangle*)
- XtRealloc((XtPointer)rects, sizeof(XRectangle) *
- ++n_rects);
- rects[i_rects].x = seg->x1;
- rects[i_rects].y = scan->y;
- rects[i_rects].width = seg->x2 - seg->x1;
- rects[i_rects++].height = scan->next->y - scan->y;
- }
- }
-
- if (i_rects)
- XFillRectangles(XtDisplay(ctx), XtWindow(ctx), gc, rects, i_rects);
- if (rects)
- XtFree((XtPointer)rects);
-
- /* pass 5: draw text! */
- paint = list->paint;
- if (paint && (property = paint->property) == NULL) {
- font = sink->ascii_sink.font;
- XSetFont(XtDisplay(ctx), gc, font->fid);
- if (!paint->highlight)
- XSetForeground(XtDisplay(ctx), gc, sink->text_sink.foreground);
- }
- else
- property = NULL;
- highlight = False;
- while (paint) {
- if (!highlight && paint->highlight)
- XSetForeground(XtDisplay(ctx), gc, sink->text_sink.background);
- if (highlight || paint->highlight || paint->property != property) {
- if (!paint->property || !(paint->property->mask & XAW_TPROP_FONT))
- font = sink->ascii_sink.font;
- else
- font = paint->property->font;
- XSetFont(XtDisplay(ctx), gc, font->fid);
- if (!paint->highlight) {
- if (!paint->property ||
- !(paint->property->mask & XAW_TPROP_FOREGROUND))
- XSetForeground(XtDisplay(ctx), gc,
- sink->text_sink.foreground);
- else
- XSetForeground(XtDisplay(ctx), gc,
- paint->property->foreground);
- }
- highlight = paint->highlight;
- property = paint->property;
- }
-
- if (paint->x < XtWidth(ctx) && paint->x + paint->width > 0) {
- XDrawString(XtDisplay(ctx), XtWindow(ctx), gc, paint->x, paint->y,
- paint->text, paint->length);
- if (property) {
- if (property->mask & XAW_TPROP_UNDERLINE) {
- if (line_width != property->underline_thickness) {
- values.line_width = line_width =
- property->underline_thickness;
- XChangeGC(XtDisplay(ctx), gc, GCLineWidth, &values);
- }
-
- XDrawLine(XtDisplay(ctx), XtWindow(ctx), gc, paint->x,
- paint->y + property->underline_position,
- paint->x + paint->width,
- paint->y + property->underline_position);
- }
- if (property->mask & XAW_TPROP_OVERSTRIKE) {
- if (line_width != property->underline_thickness) {
- values.line_width = line_width =
- property->underline_thickness;
- XChangeGC(XtDisplay(ctx), gc, GCLineWidth, &values);
- }
-
- XDrawLine(XtDisplay(ctx), XtWindow(ctx), gc, paint->x,
- paint->y - (font->ascent>>1) + (font->descent>>1),
- paint->x + paint->width,
- paint->y - (font->ascent>>1) + (font->descent>>1));
- }
- }
- }
-
- paint = paint->next;
- }
-
- /* pass 6: bearing clipping */
- /* dont care on order of drawing or caching of state (by now) */
- paint = list->bearings;
- while (paint) {
- XRectangle rect;
-
- if (paint->highlight)
- XSetForeground(XtDisplay(ctx), gc, sink->text_sink.background);
- if (!paint->property || !(paint->property->mask & XAW_TPROP_FONT))
- font = sink->ascii_sink.font;
- else
- font = paint->property->font;
- XSetFont(XtDisplay(ctx), gc, font->fid);
- if (!paint->highlight) {
- if (!paint->property ||
- !(paint->property->mask & XAW_TPROP_FOREGROUND))
- XSetForeground(XtDisplay(ctx), gc, sink->text_sink.foreground);
- else
- XSetForeground(XtDisplay(ctx), gc, paint->property->foreground);
- }
- if (paint->x < XtWidth(ctx) && paint->x + paint->width > 0) {
- rect.x = paint->x + paint->width;
- rect.width = XawAbs(paint->width); /* more than enough */
- rect.y = paint->y - font->ascent;
- rect.height = rect.y + font->ascent + font->descent;
- XSetClipRectangles(XtDisplay((Widget)ctx), gc,
- 0, 0, &rect, 1, Unsorted);
- XDrawString(XtDisplay(ctx), XtWindow(ctx), gc, paint->x, paint->y,
- paint->text, paint->length);
- }
- paint = paint->next;
- }
-}
-#endif
-
-/*
- * Function:
- * PaintText
- *
- * Parameters:
- * w - text sink object
- * gc - gc to paint text with
- * x - location to paint the text
- * y - ""
- * buf - buffer and length of text to paint.
- * len - ""
- * clear_bg - clear background before drawing ?
- *
- * Description:
- * Actually paints the text into the window.
- *
- * Returns:
- * the width of the text painted
- */
-static unsigned int
-PaintText(Widget w, GC gc, int x, int y, char *buf, int len, Bool clear_bg)
-{
- AsciiSinkObject sink = (AsciiSinkObject)w;
- TextWidget ctx = (TextWidget)XtParent(w);
- int width = XTextWidth(sink->ascii_sink.font, buf, len);
-
- if ((x > XtWidth(ctx)) || width <= -x) /* Don't draw if we can't see it */
- return (width);
-
- if (clear_bg) {
- _XawTextSinkClearToBackground(w, x, y - sink->ascii_sink.font->ascent,
- width, sink->ascii_sink.font->ascent
- + sink->ascii_sink.font->descent);
- XDrawString(XtDisplay(ctx), XtWindow(ctx), gc, x, y, buf, len);
- }
- else
- XDrawImageString(XtDisplay(ctx), XtWindow(ctx), gc, x, y, buf, len);
-
- return (width);
-}
-
-static void
-DisplayText(Widget w, int x, int y,
- XawTextPosition pos1, XawTextPosition pos2, Bool highlight)
-{
- TextWidget ctx = (TextWidget)XtParent(w);
- AsciiSinkObject sink = (AsciiSinkObject)w;
- XFontStruct *font = sink->ascii_sink.font;
- Widget source = XawTextGetSource(XtParent(w));
- unsigned char buf[260];
- int j, k;
- XawTextBlock blk;
- GC gc, invgc, tabgc;
- int max_x;
- Bool clear_bg;
-
- if (!sink->ascii_sink.echo || !ctx->text.lt.lines)
- return;
-
- max_x = (int)XtWidth(ctx) - ctx->text.r_margin.right;
- clear_bg = !highlight && ctx->core.background_pixmap != XtUnspecifiedPixmap;
-
- gc = highlight ? sink->ascii_sink.invgc : sink->ascii_sink.normgc;
- invgc = highlight ? sink->ascii_sink.normgc : sink->ascii_sink.invgc;
-
- if (highlight && sink->ascii_sink.xorgc)
- tabgc = sink->ascii_sink.xorgc;
- else
- tabgc = invgc;
-
- y += sink->ascii_sink.font->ascent;
- for (j = 0; pos1 < pos2;) {
- pos1 = XawTextSourceRead(source, pos1, &blk, pos2 - pos1);
- for (k = 0; k < blk.length; k++) {
- if (j >= sizeof(buf) - 4) { /* buffer full, dump the text */
- if ((x += PaintText(w, gc, x, y, (char*)buf, j, clear_bg))
- >= max_x)
- return;
- j = 0;
- }
- buf[j] = blk.ptr[k];
- if (buf[j] == XawLF) /* line feeds ('\n') are not printed */
- continue;
-
- else if (buf[j] == '\t') {
- int width;
-
- if (j != 0
- && (x += PaintText(w, gc, x, y, (char*)buf, j, clear_bg))
- >= max_x)
- return;
-
- if ((width = CharWidth(sink, font, x, '\t')) > -x) {
- if (clear_bg)
- _XawTextSinkClearToBackground(w, x, y-font->ascent, width,
- font->ascent+font->descent);
- else
- XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
- tabgc, x, y - font->ascent, width,
- font->ascent + font->descent);
- }
-
- if ((x += width) >= max_x)
- return;
-
- j = -1;
- }
- else if ((buf[j] & 0177) < XawSP || buf[j] == 0177) {
- if (sink->ascii_sink.display_nonprinting) {
- unsigned char c = buf[j];
-
- if (c > 0177) {
- buf[j++] = '\\';
- buf[j++] = ((c >> 6) & 7) + '0';
- buf[j++] = ((c >> 3) & 7) + '0';
- buf[j] = (c & 7) + '0';
- }
- else {
- c |= 0100;
- buf[j++] = '^';
- buf[j] = c == 0177 ? '?' : c;
- }
- }
- else
- buf[j] = ' ';
- }
- j++;
- }
- }
-
- if (j > 0)
- (void)PaintText(w, gc, x, y, (char*)buf, j, clear_bg);
-}
-
-/*
- * Function:
- * GetCursorBounds
- *
- * Parameters:
- * w - text sink object
- * rect - X rectangle to return the cursor bounds
- *
- * Description:
- * Returns the size and location of the cursor.
- */
-static void
-GetCursorBounds(Widget w, XRectangle *rect)
-{
- AsciiSinkObject sink = (AsciiSinkObject)w;
- XFontStruct *font = sink->ascii_sink.font;
- unsigned char ch;
-#ifndef OLDXAW
- TextWidget ctx = (TextWidget)XtParent(w);
- XawTextBlock block;
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
-
- if (XawTextSourceAnchorAndEntity(XawTextGetSource(XtParent(w)),
- sink->ascii_sink.cursor_position,
- &anchor, &entity)) {
- if ((property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- }
- (void)XawTextSourceRead(XawTextGetSource((Widget)ctx),
- ctx->text.insertPos, &block, 1);
- if (!block.length || block.ptr[0] == '\n' || block.ptr[0] == '\t')
- ch = ' ';
- else if ((*((unsigned char*)block.ptr) & 0177) < XawSP ||
- *(unsigned char*)block.ptr == 0177) {
- if (sink->ascii_sink.display_nonprinting)
- ch = *((unsigned char*)block.ptr) > 0177 ? '\\' : '^';
- else
- ch = ' ';
- }
- else
- ch = *(unsigned char*)block.ptr;
-#else
- ch = ' ';
-#endif
-
- rect->width = CharWidth(sink, font, 0, ch);
- rect->height = font->descent + font->ascent + 1;
-
- rect->x = sink->ascii_sink.cursor_x;
- rect->y = sink->ascii_sink.cursor_y - font->ascent;
-}
-
-/* this function is required to support diferent fonts and correctly place
- * the cursor. There are better ways to calculate the base line, but there is
- * no place/code (yet) to store this information.
- */
-static int
-FindCursorY(TextWidget ctx, XawTextPosition position)
-{
- int y, line, ascent;
- AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
-#ifndef OLDXAW
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
- XawTextPosition left, right;
-#endif
-
- for (line = 0; line < ctx->text.lt.lines; line++)
- if (position < ctx->text.lt.info[line + 1].position)
- break;
-
- y = ctx->text.lt.info[line].y;
-#ifndef OLDXAW
- ascent = 0;
- left = ctx->text.lt.info[line].position;
- right = ctx->text.lt.info[line + 1].position;
- right = XawMin(right, ctx->text.lastPos + 1);
- while (left < right) {
- if (XawTextSourceAnchorAndEntity(ctx->text.source, left,
- &anchor, &entity)) {
- if ((property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- ascent = XawMax(property->font->ascent, ascent);
- else
- ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
- left = anchor->position + entity->offset + entity->length;
- }
- else if (anchor) {
- ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
- while (entity) {
- XawTextPosition tmp = anchor->position + entity->offset + entity->length;
-
- if (tmp > left && tmp < right) {
- left = tmp;
- if ((property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- ascent = XawMax(property->font->ascent, ascent);
- else
- ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
- }
- entity = entity->next;
- }
- if (entity == NULL)
- break;
- }
- else {
- ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
- break;
- }
- }
- if (!ascent)
- ascent = sink->ascii_sink.font->ascent;
-#else
- ascent = sink->ascii_sink.font->ascent;
-#endif
-
- return (y + ascent);
-}
-
-static void
-InsertCursor(Widget w, int x, int y, XawTextInsertState state)
-{
- AsciiSinkObject sink = (AsciiSinkObject)w;
- XFontStruct *font = sink->ascii_sink.font;
- TextWidget ctx = (TextWidget)XtParent(w);
- XawTextPosition position = XawTextGetInsertionPoint((Widget)ctx);
- Boolean overflow = (x & 0xffff8000) != 0;
-#ifndef OLDXAW
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
-#endif
-
- if (XtIsRealized((Widget)ctx)) {
- int fheight;
- XawTextBlock block;
- XawTextPosition selection_start, selection_end;
- Boolean has_selection;
-
- if (!sink->ascii_sink.echo) {
- if (sink->ascii_sink.laststate != state) {
- int width = CharWidth(sink, font, 0, ' ') - 1;
-
- x = ctx->text.margin.left;
- y = ctx->text.margin.top;
- font = sink->ascii_sink.font;
- fheight = font->ascent + font->descent;
- if (state == XawisOn) {
- if (ctx->text.hasfocus)
- XFillRectangle(XtDisplay(ctx), XtWindow(ctx),
- sink->ascii_sink.xorgc, x, y,
- width + 1, fheight + 1);
- else
- XDrawRectangle(XtDisplay(ctx), XtWindow(ctx),
- sink->ascii_sink.xorgc, x, y,
- width, fheight);
-
- }
- else
- _XawTextSinkClearToBackground(w, x, y,
- width + 1, fheight + 1);
- }
- sink->ascii_sink.cursor_x = x;
- sink->ascii_sink.cursor_y = y;
- sink->ascii_sink.laststate = state;
- return;
- }
-
-
- XawTextGetSelectionPos((Widget)ctx, &selection_start, &selection_end);
- has_selection = selection_start != selection_end;
-
- if (sink->ascii_sink.laststate != state) {
- unsigned char ch;
-
-#ifndef OLDXAW
- if (XawTextSourceAnchorAndEntity(ctx->text.source,
- position, &anchor, &entity) &&
- (property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- else
- font = sink->ascii_sink.font;
-#endif
-
- fheight = font->ascent + font->descent;
- (void)XawTextSourceRead(XawTextGetSource((Widget)ctx),
- position, &block, 1);
- if (!block.length || block.ptr[0] == '\n' || block.ptr[0] == '\t')
- ch = ' ';
- else if ((*((unsigned char*)block.ptr) & 0177) < XawSP
- || *(unsigned char*)block.ptr == 0177) {
- if (sink->ascii_sink.display_nonprinting)
- ch = *((unsigned char*)block.ptr) > 0177 ? '\\' : '^';
- else
- ch = ' ';
- }
- else
- ch = *(unsigned char*)block.ptr;
-
- y = FindCursorY(ctx, position);
- if (ctx->text.hasfocus && !has_selection)
- XFillRectangle(XtDisplay(ctx), XtWindow(ctx),
- sink->ascii_sink.xorgc, x, y - font->ascent,
- CharWidth(sink, font, 0, ch), fheight + 1);
- else
- XDrawRectangle(XtDisplay(ctx), XtWindow(ctx),
- sink->ascii_sink.xorgc, x, y - font->ascent,
- CharWidth(sink, font, 0, ch) - 1, fheight);
- }
- }
-
- sink->ascii_sink.cursor_x = overflow ? -16384 : x;
- sink->ascii_sink.cursor_y = y;
- sink->ascii_sink.laststate = state;
- sink->ascii_sink.cursor_position = position;
-}
-
-/*
- * Given two positions, find the distance between them
- */
-static void
-FindDistance(Widget w, XawTextPosition fromPos, int fromx,
- XawTextPosition toPos, int *resWidth,
- XawTextPosition *resPos, int *resHeight)
-{
-#ifndef OLDXAW
- AsciiSinkObject sink = (AsciiSinkObject)w;
- TextWidget ctx = (TextWidget)XtParent(w);
- XFontStruct *font = sink->ascii_sink.font;
- Widget source = ctx->text.source;
- XawTextPosition idx, pos;
- unsigned char c;
- XawTextBlock blk;
- int i, rWidth, ascent = 0, descent = 0;
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
- Cardinal length;
- Bool done = False;
-
- pos = idx = fromPos;
- rWidth = 0;
- c = 0;
-
- while (!done) {
- if (XawTextSourceAnchorAndEntity(source, pos, &anchor, &entity)) {
- length = anchor->position + entity->offset + entity->length;
- length = XawMin(toPos, length) - pos;
- if ((property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- else
- font = sink->ascii_sink.font;
- }
- else {
- if (anchor) {
- while (entity && anchor->position + entity->offset < pos)
- entity = entity->next;
- if (entity) {
- length = anchor->position + entity->offset;
- length = XawMin(toPos, length) - pos;
- }
- else
- length = XawMin(toPos - pos, 4096);
- }
- else
- length = XawMin(toPos - pos, 4096);
- font = sink->ascii_sink.font;
- }
-
- ascent = XawMax(font->ascent, ascent);
- descent = XawMax(font->descent, descent);
-
- pos = XawTextSourceRead(source, pos, &blk, length);
- if (blk.length == 0 && pos == idx) /* eof reached */
- break;
-
- idx = blk.firstPos;
- for (i = 0; idx < toPos; i++, idx++) {
- if (i >= blk.length)
- break;
- c = blk.ptr[i];
- rWidth += CharWidth(sink, font, fromx + rWidth, c);
- if (c == XawLF) {
- idx++;
- done = True;
- break;
- }
- }
- if (idx >= toPos)
- break;
- }
-
- *resPos = idx;
- *resWidth = rWidth;
- *resHeight = ascent + descent + 1;
-#else
- AsciiSinkObject sink = (AsciiSinkObject)w;
- TextWidget ctx = (TextWidget)XtParent(w);
- XFontStruct *font = sink->ascii_sink.font;
- Widget source = ctx->text.source;
- XawTextPosition idx, pos;
- unsigned char c;
- XawTextBlock blk;
- int i, rWidth;
-
- pos = XawTextSourceRead(source, fromPos, &blk, toPos - fromPos);
- rWidth = 0;
- for (i = 0, idx = fromPos; idx < toPos; i++, idx++) {
- if (i >= blk.length) {
- i = 0;
- pos = XawTextSourceRead(source, pos, &blk, toPos - pos);
- if (blk.length == 0)
- break;
- }
- c = blk.ptr[i];
- rWidth += CharWidth(sink, font, fromx + rWidth, c);
- if (c == XawLF) {
- idx++;
- break;
- }
- }
-
- *resPos = idx;
- *resWidth = rWidth;
- *resHeight = font->ascent + font->descent + 1;
-#endif
-}
-
-static void
-FindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
- Bool stopAtWordBreak, XawTextPosition *resPos,
- int *resWidth, int *resHeight)
-{
-#ifndef OLDXAW
- AsciiSinkObject sink = (AsciiSinkObject)w;
- TextWidget ctx = (TextWidget)XtParent(w);
- Widget source = ctx->text.source;
- XFontStruct *font = sink->ascii_sink.font;
- XawTextPosition idx, pos, whiteSpacePosition = 0;
- int i, lastWidth, whiteSpaceWidth, rWidth, ascent = 0, descent = 0;
- Boolean whiteSpaceSeen;
- unsigned char c;
- XawTextBlock blk;
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
- Cardinal length;
- Bool done = False;
-
- pos = idx = fromPos;
- rWidth = lastWidth = whiteSpaceWidth = 0;
- whiteSpaceSeen = False;
- c = 0;
-
- while (!done) {
- font = sink->ascii_sink.font;
- if (XawTextSourceAnchorAndEntity(source, pos, &anchor, &entity)) {
- length = anchor->position + entity->offset + entity->length - pos;
- if ((property = XawTextSinkGetProperty((Widget)sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- }
- else {
- if (anchor) {
- while (entity && anchor->position + entity->offset < pos)
- entity = entity->next;
- if (entity)
- length = anchor->position + entity->offset - pos;
- else
- length = 4096;
- }
- else
- length = 4096;
- }
-
- ascent = XawMax(font->ascent, ascent);
- descent = XawMax(font->descent, descent);
-
- pos = XawTextSourceRead(source, pos, &blk, length);
- if (blk.length == 0 && pos == idx) /* eof reached */
- break;
-
- idx = blk.firstPos;
- for (i = 0; rWidth <= width && i < blk.length; i++, idx++) {
- c = blk.ptr[i];
- lastWidth = rWidth;
- rWidth += CharWidth(sink, font, fromx + rWidth, c);
-
- if (c == XawLF) {
- idx++;
- done = True;
- break;
- }
- else if ((c == XawSP || c == XawTAB) && rWidth <= width) {
- whiteSpaceSeen = True;
- whiteSpacePosition = idx;
- whiteSpaceWidth = rWidth;
- }
- }
- if (rWidth > width)
- break;
- }
-
- if (rWidth > width && idx > fromPos) {
- idx--;
- rWidth = lastWidth;
- if (stopAtWordBreak && whiteSpaceSeen) {
- idx = whiteSpacePosition + 1;
- rWidth = whiteSpaceWidth;
- }
- }
-
- if (idx >= ctx->text.lastPos && c != XawLF)
- idx = ctx->text.lastPos + 1;
-
- *resPos = idx;
- *resWidth = rWidth;
- *resHeight = ascent + descent + 1;
-#else
- AsciiSinkObject sink = (AsciiSinkObject)w;
- TextWidget ctx = (TextWidget)XtParent(w);
- Widget source = ctx->text.source;
- XFontStruct *font = sink->ascii_sink.font;
- XawTextPosition idx, pos, whiteSpacePosition = 0;
- int i, lastWidth, whiteSpaceWidth, rWidth;
- Boolean whiteSpaceSeen;
- unsigned char c;
- XawTextBlock blk;
-
- pos = XawTextSourceRead(source, fromPos, &blk, BUFSIZ);
- rWidth = lastWidth = whiteSpaceWidth = 0;
- whiteSpaceSeen = False;
- c = 0;
-
- for (i = 0, idx = fromPos; rWidth <= width; i++, idx++) {
- if (i >= blk.length) {
- i = 0;
- pos = XawTextSourceRead(source, pos, &blk, BUFSIZ);
- if (blk.length == 0)
- break;
- }
- c = blk.ptr[i];
- lastWidth = rWidth;
- rWidth += CharWidth(sink, font, fromx + rWidth, c);
-
- if (c == XawLF) {
- idx++;
- break;
- }
- else if ((c == XawSP || c == XawTAB) && rWidth <= width) {
- whiteSpaceSeen = True;
- whiteSpacePosition = idx;
- whiteSpaceWidth = rWidth;
- }
- }
-
- if (rWidth > width && idx > fromPos) {
- idx--;
- rWidth = lastWidth;
- if (stopAtWordBreak && whiteSpaceSeen) {
- idx = whiteSpacePosition + 1;
- rWidth = whiteSpaceWidth;
- }
- }
-
- if (idx >= ctx->text.lastPos && c != XawLF)
- idx = ctx->text.lastPos + 1;
-
- *resPos = idx;
- *resWidth = rWidth;
- *resHeight = font->ascent + font->descent + 1;
-#endif
-}
-
-static void
-Resolve(Widget w, XawTextPosition pos, int fromx, int width,
- XawTextPosition *pos_return)
-{
- int resWidth, resHeight;
- Widget source = XawTextGetSource(XtParent(w));
-
- FindPosition(w, pos, fromx, width, False, pos_return, &resWidth, &resHeight);
- if (*pos_return > GETLASTPOS)
- *pos_return = GETLASTPOS;
-}
-
-static void
-GetGC(AsciiSinkObject sink)
-{
- XtGCMask valuemask = (GCFont | GCGraphicsExposures | GCClipXOrigin |
- GCForeground | GCBackground);
- XGCValues values;
-
- /* XXX We dont want do share a gc that will change the clip-mask */
- values.clip_x_origin = (long)sink;
- values.clip_mask = None;
- values.font = sink->ascii_sink.font->fid;
- values.graphics_exposures = False;
-
- values.foreground = sink->text_sink.foreground;
- values.background = sink->text_sink.background;
- sink->ascii_sink.normgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
- GCClipMask | GCFont | GCForeground |
- GCBackground, 0);
-
- values.foreground = sink->text_sink.background;
-#ifndef OLDXAW
- values.background = sink->text_sink.cursor_color;
-#else
- values.background = sink->text_sink.foreground;
-#endif
- sink->ascii_sink.invgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
- GCClipMask | GCFont, 0);
-
- valuemask |= GCFunction;
- values.function = GXxor;
-#ifndef OLDXAW
- values.foreground = sink->text_sink.background ^ sink->text_sink.cursor_color;
-#else
- values.foreground = sink->text_sink.background ^ sink->text_sink.foreground;
-#endif
- values.background = 0L;
- sink->ascii_sink.xorgc = XtAllocateGC((Widget)sink, 0, valuemask,
- &values, GCClipMask | GCFont, 0);
-
- XawAsciiSinkResize((Widget)sink);
-}
-
-/* Function:
- * XawAsciiSinkInitialize
- *
- * Parameters:
- * request - the requested and new values for the object instance
- * cnew - ""
- *
- * Description:
- * Initializes the TextSink Object.
- */
-/*ARGSUSED*/
-static void
-XawAsciiSinkInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- AsciiSinkObject sink = (AsciiSinkObject)cnew;
-
- GetGC(sink);
-
- if (!sink->ascii_sink.font) XtError("Aborting: no font found\n");
-
- sink->ascii_sink.cursor_position = 0;
- sink->ascii_sink.laststate = XawisOff;
- sink->ascii_sink.cursor_x = sink->ascii_sink.cursor_y = 0;
-}
-
-/*
- * Function:
- * XawAsciiSinkDestroy
- *
- * Parameters:
- * w - AsciiSink Object
- *
- * Description:
- * This function cleans up when the object is destroyed.
- */
-static void
-XawAsciiSinkDestroy(Widget w)
-{
- AsciiSinkObject sink = (AsciiSinkObject)w;
-
- XtReleaseGC(w, sink->ascii_sink.normgc);
- XtReleaseGC(w, sink->ascii_sink.invgc);
- XtReleaseGC(w, sink->ascii_sink.xorgc);
-
- sink->ascii_sink.normgc =
- sink->ascii_sink.invgc =
- sink->ascii_sink.xorgc = NULL;
-}
-
-static void
-XawAsciiSinkResize(Widget w)
-{
- TextWidget ctx = (TextWidget)XtParent(w);
- AsciiSinkObject sink = (AsciiSinkObject)w;
- XRectangle rect;
- int width, height;
-
- if (w->core.widget_class != asciiSinkObjectClass)
- return;
-
- rect.x = ctx->text.r_margin.left;
- rect.y = ctx->text.r_margin.top;
- width = (int)XtWidth(ctx) - RHMargins(ctx);
- height = (int)XtHeight(ctx) - RVMargins(ctx);
- rect.width = width;
- rect.height = height;
-
- if (sink->ascii_sink.normgc) {
- if (width >= 0 && height >= 0)
- XSetClipRectangles(XtDisplay((Widget)ctx), sink->ascii_sink.normgc,
- 0, 0, &rect, 1, Unsorted);
- else
- XSetClipMask(XtDisplay((Widget)ctx), sink->ascii_sink.normgc, None);
- }
- if (sink->ascii_sink.invgc) {
- if (width >= 0 && height >= 0)
- XSetClipRectangles(XtDisplay((Widget)ctx), sink->ascii_sink.invgc,
- 0, 0, &rect, 1, Unsorted);
- else
- XSetClipMask(XtDisplay((Widget)ctx), sink->ascii_sink.invgc, None);
- }
- if (sink->ascii_sink.xorgc) {
- if (width >= 0 && height >= 0)
- XSetClipRectangles(XtDisplay((Widget)ctx), sink->ascii_sink.xorgc,
- 0, 0, &rect, 1, Unsorted);
- else
- XSetClipMask(XtDisplay((Widget)ctx), sink->ascii_sink.xorgc, None);
- }
-}
-
-/*
- * Function:
- * XawAsciiSinkSetValues
- *
- * Parameters:
- * current - current state of the object
- * request - what was requested
- * cnew - what the object will become
- *
- * Description:
- * Sets the values for the AsciiSink.
- *
- * Returns:
- * True if redisplay is needed
- */
-/*ARGSUSED*/
-static Boolean
-XawAsciiSinkSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- AsciiSinkObject w = (AsciiSinkObject)cnew;
- AsciiSinkObject old_w = (AsciiSinkObject)current;
-
- if (w->ascii_sink.font != old_w->ascii_sink.font
- || w->text_sink.background != old_w->text_sink.background
- || w->text_sink.foreground != old_w->text_sink.foreground
-#ifndef OLDXAW
- || w->text_sink.cursor_color != old_w->text_sink.cursor_color
- || w->text_sink.properties != old_w->text_sink.properties
-#endif
- ) {
-#ifdef OLDXAW
- XtReleaseGC(cnew, w->ascii_sink.normgc);
- XtReleaseGC(cnew, w->ascii_sink.invgc);
- XtReleaseGC(cnew, w->ascii_sink.xorgc);
- GetGC(w);
-#endif
- ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
- }
- else if (w->ascii_sink.echo != old_w->ascii_sink.echo
- || w->ascii_sink.display_nonprinting
- != old_w->ascii_sink.display_nonprinting)
- ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
-#ifndef OLDXAW
- if (w->text_sink.properties != old_w->text_sink.properties) {
- XawTextProperty *property =
- XawTextSinkGetProperty(cnew, XrmStringToQuark("default"));
-
- if (property) {
- if (property->mask & XAW_TPROP_FONT)
- w->ascii_sink.font = property->font;
- if (property->mask & XAW_TPROP_FOREGROUND)
- w->text_sink.foreground = property->foreground;
- if (property->mask & XAW_TPROP_BACKGROUND)
- w->text_sink.background = property->background;
- }
- }
-#endif
-
- return (False);
-}
-
-/*
- * Function:
- * MaxLines
- *
- * Parameters:
- * w - AsciiSink Object
- * height - height to fit lines into
- *
- * Description:
- * Finds the Maximum number of lines that will fit in a given height.
- *
- * Returns:
- * The number of lines that will fit
- */
-/*ARGSUSED*/
-static int
-MaxLines(Widget w, unsigned int height)
-{
- AsciiSinkObject sink = (AsciiSinkObject)w;
- int font_height;
-
- font_height = sink->ascii_sink.font->ascent + sink->ascii_sink.font->descent + 1;
-
- return ((int)height / font_height);
-}
-
-/*
- * Function:
- * MaxHeight
- *
- * Parameters:
- * w - AsciiSink Object
- * lines - number of lines
- *
- * Description:
- * Finds the Minium height that will contain a given number lines.
- *
- * Returns:
- * the height
- */
-static int
-MaxHeight(Widget w, int lines)
-{
- AsciiSinkObject sink = (AsciiSinkObject)w;
-
- return (lines * (sink->ascii_sink.font->ascent +
- sink->ascii_sink.font->descent + 1));
-}
-
-/*
- * Function:
- * SetTabs
- *
- * Parameters:
- * w - AsciiSink Object
- * tab_count - number of tabs in the list
- * tabs - text positions of the tabs
- *
- * Description:
- * Sets the Tab stops.
- */
-static void
-SetTabs(Widget w, int tab_count, short *tabs)
-{
- AsciiSinkObject sink = (AsciiSinkObject)w;
- int i;
- Atom XA_FIGURE_WIDTH;
- unsigned long figure_width = 0;
- XFontStruct *font = sink->ascii_sink.font;
-
- /*
- * Find the figure width of the current font
- */
- XA_FIGURE_WIDTH = XInternAtom(XtDisplayOfObject(w), "FIGURE_WIDTH", False);
- if (XA_FIGURE_WIDTH != None
- && (!XGetFontProperty(font, XA_FIGURE_WIDTH, &figure_width)
- || figure_width == 0)) {
- if (font->per_char && font->min_char_or_byte2 <= '$'
- && font->max_char_or_byte2 >= '$')
- figure_width = font->per_char['$' - font->min_char_or_byte2].width;
- else
- figure_width = font->max_bounds.width;
- }
-
- if (tab_count > sink->text_sink.tab_count) {
- sink->text_sink.tabs = (Position *)
- XtRealloc((char*)sink->text_sink.tabs, tab_count * sizeof(Position));
- sink->text_sink.char_tabs = (short *)
- XtRealloc((char*)sink->text_sink.char_tabs, tab_count * sizeof(short));
- }
-
- for (i = 0 ; i < tab_count ; i++) {
- sink->text_sink.tabs[i] = tabs[i] * figure_width;
- sink->text_sink.char_tabs[i] = tabs[i];
- }
-
- sink->text_sink.tab_count = tab_count;
-
-#ifndef NO_TAB_FIX
- {
- TextWidget ctx = (TextWidget)XtParent(w);
- ctx->text.redisplay_needed = True;
- _XawTextBuildLineTable(ctx, ctx->text.lt.top, True);
- }
-#endif
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xatom.h>
+#include <X11/Xaw/XawInit.h>
+#include <X11/Xaw/AsciiSinkP.h>
+#include <X11/Xaw/AsciiSrcP.h>
+#include <X11/Xaw/TextP.h>
+#include "Private.h"
+
+#ifdef GETLASTPOS
+#undef GETLASTPOS /* We will use our own GETLASTPOS */
+#endif
+
+#define GETLASTPOS \
+ XawTextSourceScan(source, 0, XawstAll, XawsdRight, 1, True)
+
+/*
+ * Class Methods
+ */
+static void XawAsciiSinkClassPartInitialize(WidgetClass);
+static void XawAsciiSinkInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawAsciiSinkDestroy(Widget);
+static void XawAsciiSinkResize(Widget);
+static Boolean XawAsciiSinkSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static int MaxLines(Widget, unsigned int);
+static int MaxHeight(Widget, int);
+static void SetTabs(Widget, int, short*);
+static void DisplayText(Widget, int, int,
+ XawTextPosition, XawTextPosition, Bool);
+static void InsertCursor(Widget, int, int, XawTextInsertState);
+static void FindPosition(Widget, XawTextPosition, int, int, Bool,
+ XawTextPosition*, int*, int*);
+static void FindDistance(Widget, XawTextPosition, int, XawTextPosition, int*,
+ XawTextPosition*, int*);
+static void Resolve(Widget, XawTextPosition, int, int, XawTextPosition*);
+static void GetCursorBounds(Widget, XRectangle*);
+#ifndef OLDXAW
+static void AsciiPreparePaint(Widget, int, int,
+ XawTextPosition, XawTextPosition, Bool);
+static void AsciiDoPaint(Widget);
+#endif
+
+/*
+ * Prototypes
+ */
+static void GetGC(AsciiSinkObject);
+static int CharWidth(AsciiSinkObject, XFontStruct*, int, unsigned int);
+static unsigned int PaintText(Widget w, GC gc, int x, int y,
+ char *buf, int len, Bool);
+
+/*
+ * Defined in TextSink.c
+ */
+void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(AsciiSinkRec, ascii_sink.field)
+static XtResource resources[] = {
+ {
+ XtNfont,
+ XtCFont,
+ XtRFontStruct,
+ sizeof(XFontStruct*),
+ offset(font),
+ XtRString,
+ XtDefaultFont
+ },
+ {
+ XtNecho,
+ XtCOutput,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(echo),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNdisplayNonprinting,
+ XtCOutput,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(display_nonprinting),
+ XtRImmediate,
+ (XtPointer)
+ True
+ },
+};
+#undef offset
+
+#define Superclass (&textSinkClassRec)
+AsciiSinkClassRec asciiSinkClassRec = {
+ /* object */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "AsciiSink", /* class_name */
+ sizeof(AsciiSinkRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ XawAsciiSinkClassPartInitialize, /* class_part_initialize */
+ False, /* class_inited */
+ XawAsciiSinkInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* obj1 */
+ NULL, /* obj2 */
+ 0, /* obj3 */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* obj4 */
+ False, /* obj5 */
+ False, /* obj6 */
+ False, /* obj7 */
+ XawAsciiSinkDestroy, /* destroy */
+ (XtProc)XawAsciiSinkResize, /* obj8 */
+ NULL, /* obj9 */
+ XawAsciiSinkSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ NULL, /* obj10 */
+ NULL, /* get_values_hook */
+ NULL, /* obj11 */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* obj12 */
+ NULL, /* obj13 */
+ NULL, /* obj14 */
+ NULL, /* extension */
+ },
+ /* text_sink */
+ {
+ DisplayText, /* DisplayText */
+ InsertCursor, /* InsertCursor */
+ XtInheritClearToBackground, /* ClearToBackground */
+ FindPosition, /* FindPosition */
+ FindDistance, /* FindDistance */
+ Resolve, /* Resolve */
+ MaxLines, /* MaxLines */
+ MaxHeight, /* MaxHeight */
+ SetTabs, /* SetTabs */
+ GetCursorBounds, /* GetCursorBounds */
+#ifndef OLDXAW
+ NULL /* extension */
+#endif
+ },
+ /* ascii_sink */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass asciiSinkObjectClass = (WidgetClass)&asciiSinkClassRec;
+
+/*
+ * Implementation
+ */
+static void
+XawAsciiSinkClassPartInitialize(WidgetClass wc)
+{
+#ifndef OLDXAW
+ AsciiSinkObjectClass cclass = (AsciiSinkObjectClass)wc;
+ XrmQuark record_type = XrmPermStringToQuark("TextSink");
+ TextSinkExt ext = cclass->text_sink_class.extension;
+
+ while (ext) {
+ if (ext->record_type == record_type &&
+ ext->version == 1) {
+ ext->PreparePaint = AsciiPreparePaint;
+ ext->DoPaint = AsciiDoPaint;
+ break;
+ }
+ ext = (TextSinkExt)ext->next_extension;
+ }
+ if (ext == NULL)
+ XtError("TextSinkClass: cannot resolve extension.\n");
+#endif
+}
+
+static int
+CharWidth(AsciiSinkObject sink, XFontStruct *font, int x, unsigned int c)
+{
+ int width = 0;
+
+ if (c == XawLF)
+ return (0);
+
+ if (c == XawTAB) {
+ int i;
+ Position *tab;
+
+ width = x;
+ /* Adjust for Left Margin */
+ x -= ((TextWidget)XtParent((Widget)sink))->text.left_margin;
+
+ i = 0;
+ tab = sink->text_sink.tabs;
+ /*CONSTCOND*/
+ while (1) {
+ if (x >= 0 && x < *tab)
+ return (*tab - x);
+ /* Start again */
+ if (++i >= sink->text_sink.tab_count) {
+ x -= *tab;
+ i = 0;
+ tab = sink->text_sink.tabs;
+ if (width == x)
+ return (0);
+ }
+ else
+ ++tab;
+ }
+ /*NOTREACHED*/
+ }
+
+ if ((c & 0177) < XawSP || c == 0177) {
+ if (sink->ascii_sink.display_nonprinting) {
+ if (c > 0177) {
+ width = CharWidth(sink, font, x, '\\');
+ width += CharWidth(sink, font, x, ((c >> 6) & 7) + '0');
+ width += CharWidth(sink, font, x, ((c >> 3) & 7) + '0');
+ c = (c & 7) + '0';
+ }
+ else {
+ width = CharWidth(sink, font, x, '^');
+ if ((c |= 0100) == 0177)
+ c = '?';
+ }
+ }
+ else
+ c = XawSP;
+ }
+
+ if (font->per_char
+ && (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
+ width += font->per_char[c - font->min_char_or_byte2].width;
+ else
+ width += font->min_bounds.width;
+
+ return (width);
+}
+
+#ifndef OLDXAW
+static int
+GetTextWidth(TextWidget ctx, int current_width, XFontStruct *font,
+ XawTextPosition from, int length)
+{
+ int i, width = 0;
+ XawTextBlock block;
+ XawTextPosition pos = from;
+
+ while (length > 0) {
+ pos = XawTextSourceRead(ctx->text.source, from, &block, length);
+ length -= pos - from;
+ from = pos;
+ for (i = 0; i < block.length; i++)
+ width += CharWidth((AsciiSinkObject)ctx->text.sink, font,
+ current_width + width,
+ (unsigned char)block.ptr[i]);
+ }
+
+ return (width);
+}
+
+static
+void CalculateBearing(TextWidget ctx, XawTextPosition position, int x, int y,
+ int ascent, int descent, Bool highlight, Bool right)
+{
+/*
+ * Sample case:
+ *
+ * lbearing| width |rbearing
+ * | |
+ * | ####
+ * | ### |
+ * | #### |
+ * | #### |
+ * | ########## |
+ * | #### |
+ * | #### |
+ * | #### |
+ * | #### |
+ * |### |
+ * #### |
+ * | |
+ *
+ */
+ AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+ XawTextPaintStruct *paint;
+ XawTextBlock block;
+ XFontStruct *font;
+
+ property = NULL;
+ if (XawTextSourceAnchorAndEntity(ctx->text.source, position,
+ &anchor, &entity) &&
+ (property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ else
+ font = sink->ascii_sink.font;
+ if (right) {
+ if (font->max_bounds.rbearing > 0) {
+ int rbearing = font->max_bounds.rbearing - font->max_bounds.width;
+ unsigned char c;
+
+ (void)XawTextSourceRead(ctx->text.source, position, &block, 1);
+ c = *(unsigned char*)block.ptr;
+ if (c == '\t' || c == '\n')
+ c = ' ';
+ else if ((c & 0177) < XawSP || c == 0177) {
+ if (sink->ascii_sink.display_nonprinting)
+ c = c > 0177 ? (c & 7) + '0' : c + '@';
+ else
+ c = ' ';
+ }
+ if (font->per_char &&
+ (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
+ rbearing = font->per_char[c - font->min_char_or_byte2].rbearing -
+ font->per_char[c - font->min_char_or_byte2].width;
+ if (rbearing > 0) {
+ paint = XtNew(XawTextPaintStruct);
+ paint->next = sink->text_sink.paint->bearings;
+ sink->text_sink.paint->bearings = paint;
+ paint->x = x - (paint->width = CharWidth(sink, font, 0, c));
+ paint->y = y + ascent;
+ paint->property = property;
+ paint->max_ascent = ascent;
+ paint->max_descent = descent;
+ paint->backtabs = NULL;
+ paint->highlight = highlight;
+ paint->length = 1;
+ paint->text = XtMalloc(1);
+ paint->text[0] = c;
+ }
+ }
+ }
+ else {
+ if (font->min_bounds.lbearing < 0) {
+ int lbearing = font->min_bounds.lbearing;
+ unsigned char c;
+
+ (void)XawTextSourceRead(ctx->text.source, position, &block, 1);
+ c = *(unsigned char*)block.ptr;
+ if (c == '\t' || c == '\n')
+ c = ' ';
+ else if ((c & 0177) < XawSP || c == 0177) {
+ if (sink->ascii_sink.display_nonprinting)
+ c = c > 0177 ? '\\' : c + '^';
+ else
+ c = ' ';
+ }
+ if (font->per_char &&
+ (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
+ lbearing = font->per_char[c - font->min_char_or_byte2].lbearing;
+ if (lbearing < 0) {
+ paint = XtNew(XawTextPaintStruct);
+ paint->next = sink->text_sink.paint->bearings;
+ sink->text_sink.paint->bearings = paint;
+ paint->x = x;
+ paint->width = -CharWidth(sink, font, 0, c);
+ paint->y = y + ascent;
+ paint->property = property;
+ paint->max_ascent = ascent;
+ paint->max_descent = descent;
+ paint->backtabs = NULL;
+ paint->highlight = highlight;
+ paint->length = 1;
+ paint->text = XtMalloc(1);
+ paint->text[0] = c;
+ }
+ }
+ }
+}
+
+static void
+AsciiPreparePaint(Widget w, int y, int line,
+ XawTextPosition from, XawTextPosition to, Bool highlight)
+{
+ static XmuSegment segment;
+ static XmuScanline next;
+ static XmuScanline scanline = {0, &segment, &next};
+ static XmuArea area = {&scanline};
+
+ TextWidget ctx = (TextWidget)XtParent(w);
+ AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
+ XawTextPosition left, right, pos, pos2, tmp, length;
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+ int i, ascent = 0, descent = 0, xl, xr, x = ctx->text.left_margin, bufsiz;
+ XawTextBlock block;
+ XFontStruct *font;
+ XawTextPaintStruct *paint;
+
+ if (!sink->ascii_sink.echo)
+ return;
+
+ /* pass 1: calculate ascent/descent values and x coordinate */
+ /* XXX the MAX ascent/descent value should be in the line table XXX */
+ /* XXX the x coordinate can be a parameter, but since it is required
+ to calculate the ascent/descent, do it here to avoid an extra
+ search in the entities */
+ pos = tmp = left = ctx->text.lt.info[line].position;
+ right = ctx->text.lt.info[line + 1].position;
+ right = XawMin(right, ctx->text.lastPos + 1);
+ while (pos < right) {
+ if (XawTextSourceAnchorAndEntity(ctx->text.source, pos,
+ &anchor, &entity)) {
+ if ((property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ else
+ font = sink->ascii_sink.font;
+ tmp = pos;
+ pos = anchor->position + entity->offset + entity->length;
+ if ((length = XawMin(from, pos) - tmp) > 0)
+ x += GetTextWidth(ctx, x, font, tmp, length);
+ ascent = XawMax(font->ascent, ascent);
+ descent = XawMax(font->descent, descent);
+ }
+ else if (anchor) {
+ ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
+ descent = XawMax(sink->ascii_sink.font->descent, descent);
+ while (entity && pos < right) {
+ tmp = pos;
+ if ((pos = anchor->position + entity->offset) < tmp)
+ pos = tmp;
+ else {
+ if ((length = XawMin(from, pos) - tmp) > 0) {
+ x += GetTextWidth(ctx, x, sink->ascii_sink.font, tmp,
+ length);
+ tmp += length;
+ }
+ if (pos < right) {
+ pos += entity->length;
+ if ((property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ else
+ font = sink->ascii_sink.font;
+ if ((length = XawMin(from, pos) - tmp) > 0)
+ x += GetTextWidth(ctx, x, font, tmp, length);
+ ascent = XawMax(font->ascent, ascent);
+ descent = XawMax(font->descent, descent);
+ }
+ }
+ entity = entity->next;
+ }
+
+ if (anchor->entities == NULL) {
+ tmp = XawMin(pos, from);
+ if ((length = from - tmp) > 0)
+ x += GetTextWidth(ctx, x, sink->ascii_sink.font, tmp, length);
+ break;
+ }
+ }
+ else {
+ tmp = XawMin(pos, from);
+ if ((length = from - tmp) > 0)
+ x += GetTextWidth(ctx, x, sink->ascii_sink.font, tmp, length);
+ ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
+ descent = XawMax(sink->ascii_sink.font->descent, descent);
+ break;
+ }
+ }
+ if (!ascent)
+ ascent = sink->ascii_sink.font->ascent;
+ if (!descent)
+ descent = sink->ascii_sink.font->descent;
+
+ xl = x;
+
+ /* pass 2: feed the XawTextPaintStruct lists */
+ pos = from;
+ while (pos < to) {
+ paint = XtNew(XawTextPaintStruct);
+ paint->next = sink->text_sink.paint->paint;
+ sink->text_sink.paint->paint = paint;
+ paint->x = x;
+ paint->y = y + ascent;
+ paint->property = NULL;
+ paint->max_ascent = ascent;
+ paint->max_descent = descent;
+ paint->backtabs = NULL;
+ paint->highlight = highlight;
+
+ tmp = pos;
+ if (XawTextSourceAnchorAndEntity(ctx->text.source, pos,
+ &anchor, &entity)) {
+ pos = anchor->position + entity->offset + entity->length;
+ if ((paint->property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (paint->property->mask & XAW_TPROP_FONT))
+ font = paint->property->font;
+ else
+ font = sink->ascii_sink.font;
+ }
+ else {
+ if (anchor) {
+ while (entity && anchor->position + entity->offset < pos)
+ entity = entity->next;
+ if (entity)
+ pos = anchor->position + entity->offset;
+ else
+ pos = to;
+ }
+ else
+ pos = to;
+ font = sink->ascii_sink.font;
+ }
+ pos = XawMin(pos, to);
+ length = pos - tmp;
+
+ paint->text = XtMalloc(bufsiz = pos - tmp + 4);
+ paint->length = 0;
+ segment.x1 = x;
+
+ pos2 = tmp;
+ while (length > 0) {
+ pos2 = XawTextSourceRead(ctx->text.source, tmp, &block, length);
+ length = pos - pos2;
+ tmp = pos2;
+ for (i = 0; i < block.length; i++) {
+ unsigned char c = (unsigned char)block.ptr[i];
+
+ if (paint->length + 4 > bufsiz)
+ paint->text = XtRealloc(paint->text, bufsiz += 32);
+ paint->text[paint->length] = c;
+ if (c == '\n') {
+ x += CharWidth(sink, font, 0, ' ');
+ continue;
+ }
+ if (c == '\t') {
+ x += XTextWidth(font, paint->text, paint->length);
+ segment.x2 = x + CharWidth(sink, font, x, '\t');
+
+ if (XmuValidSegment(&segment)) {
+ if (!highlight && (paint->property &&
+ (paint->property->mask & XAW_TPROP_BACKGROUND))) {
+ if (ascent > font->ascent) {
+ scanline.y = y;
+ next.y = y + ascent - font->ascent;
+ XmuAreaOr(sink->text_sink.paint->clip, &area);
+ }
+ if (descent >= font->descent) {
+ scanline.y = y + ascent + font->descent;
+ next.y = scanline.y + descent - font->descent + 1;
+ XmuAreaOr(sink->text_sink.paint->clip, &area);
+ }
+ if (paint->backtabs == NULL)
+ paint->backtabs = XmuCreateArea();
+ scanline.y = y + ascent - font->ascent;
+ next.y = y + ascent + font->descent;
+ XmuAreaOr(paint->backtabs, &area);
+ }
+ else {
+ scanline.y = y;
+ next.y = ctx->text.lt.info[line + 1].y;
+ if (highlight) {
+ if (!sink->text_sink.paint->hightabs)
+ sink->text_sink.paint->hightabs =
+ XmuCreateArea();
+ XmuAreaOr(sink->text_sink.paint->hightabs, &area);
+ }
+ else
+ XmuAreaOr(sink->text_sink.paint->clip, &area);
+ }
+ }
+
+ paint->width = segment.x2 - segment.x1;
+ x = segment.x1 = segment.x2;
+
+ if (paint->length == 0) {
+ paint->x = x;
+ continue;
+ }
+ paint->text = XtRealloc(paint->text, paint->length);
+ property = paint->property;
+ paint = XtNew(XawTextPaintStruct);
+ paint->next = sink->text_sink.paint->paint;
+ sink->text_sink.paint->paint = paint;
+ paint->x = x;
+ paint->y = y + ascent;
+ paint->property = property;
+ paint->max_ascent = ascent;
+ paint->max_descent = descent;
+ paint->backtabs = NULL;
+ paint->highlight = highlight;
+ paint->text = XtMalloc(bufsiz = pos - tmp - length +
+ block.length - i + 4);
+ paint->length = 0;
+ continue;
+ }
+ if ((c & 0177) < XawSP || c == 0177) {
+ if (sink->ascii_sink.display_nonprinting) {
+ if (c > 0177) {
+ paint->text[paint->length++] = '\\';
+ paint->text[paint->length++] = ((c >> 6) & 7) + '0';
+ paint->text[paint->length++] = ((c >> 3) & 7) + '0';
+ paint->text[paint->length] = (c & 7) + '0';
+ }
+ else {
+ c |= 0100;
+ paint->text[paint->length++] = '^';
+ paint->text[paint->length] = c == 0177 ? '?' : c;
+ }
+ }
+ else
+ paint->text[paint->length] = ' ';
+ }
+ paint->length++;
+ }
+ }
+
+ x += XTextWidth(font, paint->text, paint->length);
+ segment.x2 = x;
+ if (XmuValidSegment(&segment)) {
+ /* erase only what really is needed */
+ /*if (!highlight || (paint->property &&
+ (paint->property->mask & XAW_TPROP_BACKGROUND))) {
+ if (ascent > font->ascent) {
+ scanline.y = y;
+ next.y = y + ascent - font->ascent;
+ XmuAreaOr(sink->text_sink.paint->clip, &area);
+ }
+ if (descent > font->descent) {
+ scanline.y = y + ascent + font->descent;
+ next.y = scanline.y + descent - font->descent;
+ XmuAreaOr(sink->text_sink.paint->clip, &area);
+ }
+ }
+ else*/ {
+ scanline.y = y;
+ next.y = ctx->text.lt.info[line + 1].y;
+ XmuAreaOr(sink->text_sink.paint->clip, &area);
+ }
+ }
+
+ paint->width = x - segment.x1;
+ }
+
+ xr = x;
+
+ /* pass 3: bearing clipping */
+ if (left < from) {
+ CalculateBearing(ctx, from - 1, xl, y, ascent, descent, highlight, True);
+ if (ctx->text.s.left < ctx->text.s.right) {
+ if (ctx->text.s.right == from)
+ CalculateBearing(ctx, from, xl, y, ascent, descent, True, False);
+ else if (ctx->text.s.left == from)
+ CalculateBearing(ctx, from, xl, y, ascent, descent, False, False);
+ }
+ }
+ right = XawMin(right, ctx->text.lastPos);
+ if (right >= to && to > from) {
+ if (to < right)
+ CalculateBearing(ctx, to, xr, y, ascent, descent, highlight, False);
+ if (ctx->text.s.left < ctx->text.s.right) {
+ if (ctx->text.s.right == to)
+ CalculateBearing(ctx, to - 1, xr, y, ascent, descent, False, True);
+ else if (ctx->text.s.left == to)
+ CalculateBearing(ctx, to - 1, xr, y, ascent, descent, True, True);
+ }
+ }
+}
+
+static int
+qcmp_paint_struct(_Xconst void *left, _Xconst void *right)
+{
+ return ((*(XawTextPaintStruct**)left)->property -
+ (*(XawTextPaintStruct**)right)->property);
+}
+
+static void
+AsciiDoPaint(Widget w)
+{
+ TextWidget ctx = (TextWidget)XtParent(w);
+ AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
+ XmuScanline *scan;
+ XmuSegment *seg;
+ XawTextPaintList *list = sink->text_sink.paint;
+#if 0
+ XawTextPaintStruct *base, *head;
+#endif
+ XawTextPaintStruct *paint = list->paint;
+ XawTextProperty *property;
+ XFontStruct *font = NULL;
+ XRectangle *rects;
+ int n_rects, i_rects;
+ GC gc;
+ Bool highlight;
+ XRectangle rect;
+ int width, height, line_width = -1;
+ XGCValues values;
+
+ /* pass 1: clear clipping areas */
+ /* XXX Don't use XDrawImageString because the font may be italic, and
+ will get incorrectly drawn. Probably, it could be a good idea to
+ check if this is the case, and do special processing. But this
+ will need to be checked if required. */
+ for (scan = list->clip->scanline; scan && scan->next; scan = scan->next)
+ for (seg = scan->segment; seg; seg = seg->next)
+ _XawTextSinkClearToBackground(ctx->text.sink,
+ seg->x1, scan->y,
+ seg->x2 - seg->x1,
+ scan->next->y - scan->y);
+
+ /* pass 2: optimize drawing list to avoid too much GC change requests */
+ /* XXX this assumes there will not exist entities drawn over other
+ entities. */
+#if 0
+ while (paint) {
+ base = paint;
+ head = paint->next;
+ while (head) {
+ if (head->property == paint->property) {
+ base->next = head->next;
+ head->next = paint->next;
+ paint->next = head;
+ paint = head;
+ }
+ base = head;
+ head = head->next;
+ }
+ paint = paint->next;
+ }
+#endif
+ if (paint && paint->next) {
+ XawTextPaintStruct **paints;
+ int i = 0, n_paints = 0;
+
+ while (paint) {
+ paint = paint->next;
+ ++n_paints;
+ }
+ paints = (XawTextPaintStruct**)
+ XtMalloc(n_paints * sizeof(XawTextPaintStruct));
+ paint = list->paint;
+ while (paint) {
+ paints[i++] = paint;
+ paint = paint->next;
+ }
+ qsort((void*)paints, n_paints, sizeof(XawTextPaintStruct*),
+ qcmp_paint_struct);
+ list->paint = paints[0];
+ for (i = 0; i < n_paints - 1; i++)
+ paints[i]->next = paints[i + 1];
+ paints[i]->next = NULL;
+ XtFree((XtPointer)paints);
+ }
+
+ /* pass 3: clip gc */
+ gc = sink->ascii_sink.normgc;
+
+ rect.x = ctx->text.r_margin.left;
+ rect.y = ctx->text.r_margin.top;
+ width = (int)XtWidth(ctx) - RHMargins(ctx);
+ height = (int)XtHeight(ctx) - RVMargins(ctx);
+ rect.width = width;
+ rect.height = height;
+ if (width >= 0 && height >= 0)
+ XSetClipRectangles(XtDisplay((Widget)ctx), gc,
+ 0, 0, &rect, 1, Unsorted);
+ else
+ XSetClipMask(XtDisplay((Widget)ctx), gc, None);
+
+ /* pass 4: draw backgrounds */
+ paint = list->paint;
+ property = NULL;
+ rects = NULL;
+ i_rects = n_rects = 0;
+ while (paint) {
+ if (paint->property && (paint->property->mask & XAW_TPROP_BACKGROUND)) {
+ if (property != paint->property) {
+ if (i_rects)
+ XFillRectangles(XtDisplay(ctx), XtWindow(ctx), gc,
+ rects, i_rects);
+ i_rects = 0;
+ property = paint->property;
+ if (property->mask & XAW_TPROP_FONT)
+ font = property->font;
+ else
+ font = sink->ascii_sink.font;
+ XSetForeground(XtDisplay(ctx), gc, property->background);
+ }
+ if (i_rects <= n_rects)
+ rects = (XRectangle*)
+ XtRealloc((XtPointer)rects, sizeof(XRectangle) *
+ ++n_rects);
+ rects[i_rects].x = paint->x;
+ rects[i_rects].y = paint->y - font->ascent;
+ rects[i_rects].width = paint->width;
+ rects[i_rects++].height = font->ascent + font->descent;
+
+ if (paint->backtabs) {
+ for (scan = paint->backtabs->scanline; scan && scan->next;
+ scan = scan->next)
+ for (seg = scan->segment; seg; seg = seg->next) {
+ if (i_rects <= n_rects)
+ rects = (XRectangle*)
+ XtRealloc((XtPointer)rects, sizeof(XRectangle) *
+ ++n_rects);
+ rects[i_rects].x = seg->x1;
+ rects[i_rects].y = scan->y;
+ rects[i_rects].width = seg->x2 - seg->x1;
+ rects[i_rects++].height = scan->next->y - scan->y;
+ }
+ }
+
+
+ }
+ paint = paint->next;
+ }
+ if (i_rects)
+ XFillRectangles(XtDisplay(ctx), XtWindow(ctx), gc, rects, i_rects);
+
+ paint = list->paint;
+ i_rects = 0;
+ while (paint) {
+ if (paint->highlight) {
+ if (i_rects == 0)
+ XSetForeground(XtDisplay(ctx), gc, sink->text_sink.cursor_color);
+ if (i_rects <= n_rects)
+ rects = (XRectangle*)
+ XtRealloc((XtPointer)rects, sizeof(XRectangle) *
+ ++n_rects);
+ rects[i_rects].x = paint->x;
+ rects[i_rects].y = paint->y - paint->max_ascent;
+ rects[i_rects].width = paint->width;
+ rects[i_rects++].height = paint->max_ascent + paint->max_descent + 1;
+ }
+ paint = paint->next;
+ }
+ if (list->hightabs) {
+ for (scan = list->hightabs->scanline; scan && scan->next;
+ scan = scan->next)
+ for (seg = scan->segment; seg; seg = seg->next) {
+ if (i_rects == 0)
+ XSetForeground(XtDisplay(ctx), gc,
+ sink->text_sink.cursor_color);
+ if (i_rects <= n_rects)
+ rects = (XRectangle*)
+ XtRealloc((XtPointer)rects, sizeof(XRectangle) *
+ ++n_rects);
+ rects[i_rects].x = seg->x1;
+ rects[i_rects].y = scan->y;
+ rects[i_rects].width = seg->x2 - seg->x1;
+ rects[i_rects++].height = scan->next->y - scan->y;
+ }
+ }
+
+ if (i_rects)
+ XFillRectangles(XtDisplay(ctx), XtWindow(ctx), gc, rects, i_rects);
+ if (rects)
+ XtFree((XtPointer)rects);
+
+ /* pass 5: draw text! */
+ paint = list->paint;
+ if (paint && (property = paint->property) == NULL) {
+ font = sink->ascii_sink.font;
+ XSetFont(XtDisplay(ctx), gc, font->fid);
+ if (!paint->highlight)
+ XSetForeground(XtDisplay(ctx), gc, sink->text_sink.foreground);
+ }
+ else
+ property = NULL;
+ highlight = False;
+ while (paint) {
+ if (!highlight && paint->highlight)
+ XSetForeground(XtDisplay(ctx), gc, sink->text_sink.background);
+ if (highlight || paint->highlight || paint->property != property) {
+ if (!paint->property || !(paint->property->mask & XAW_TPROP_FONT))
+ font = sink->ascii_sink.font;
+ else
+ font = paint->property->font;
+ XSetFont(XtDisplay(ctx), gc, font->fid);
+ if (!paint->highlight) {
+ if (!paint->property ||
+ !(paint->property->mask & XAW_TPROP_FOREGROUND))
+ XSetForeground(XtDisplay(ctx), gc,
+ sink->text_sink.foreground);
+ else
+ XSetForeground(XtDisplay(ctx), gc,
+ paint->property->foreground);
+ }
+ highlight = paint->highlight;
+ property = paint->property;
+ }
+
+ if (paint->x < XtWidth(ctx) && paint->x + paint->width > 0) {
+ XDrawString(XtDisplay(ctx), XtWindow(ctx), gc, paint->x, paint->y,
+ paint->text, paint->length);
+ if (property) {
+ if (property->mask & XAW_TPROP_UNDERLINE) {
+ if (line_width != property->underline_thickness) {
+ values.line_width = line_width =
+ property->underline_thickness;
+ XChangeGC(XtDisplay(ctx), gc, GCLineWidth, &values);
+ }
+
+ XDrawLine(XtDisplay(ctx), XtWindow(ctx), gc, paint->x,
+ paint->y + property->underline_position,
+ paint->x + paint->width,
+ paint->y + property->underline_position);
+ }
+ if (property->mask & XAW_TPROP_OVERSTRIKE) {
+ if (line_width != property->underline_thickness) {
+ values.line_width = line_width =
+ property->underline_thickness;
+ XChangeGC(XtDisplay(ctx), gc, GCLineWidth, &values);
+ }
+
+ XDrawLine(XtDisplay(ctx), XtWindow(ctx), gc, paint->x,
+ paint->y - (font->ascent>>1) + (font->descent>>1),
+ paint->x + paint->width,
+ paint->y - (font->ascent>>1) + (font->descent>>1));
+ }
+ }
+ }
+
+ paint = paint->next;
+ }
+
+ /* pass 6: bearing clipping */
+ /* dont care on order of drawing or caching of state (by now) */
+ paint = list->bearings;
+ while (paint) {
+ XRectangle rect;
+
+ if (paint->highlight)
+ XSetForeground(XtDisplay(ctx), gc, sink->text_sink.background);
+ if (!paint->property || !(paint->property->mask & XAW_TPROP_FONT))
+ font = sink->ascii_sink.font;
+ else
+ font = paint->property->font;
+ XSetFont(XtDisplay(ctx), gc, font->fid);
+ if (!paint->highlight) {
+ if (!paint->property ||
+ !(paint->property->mask & XAW_TPROP_FOREGROUND))
+ XSetForeground(XtDisplay(ctx), gc, sink->text_sink.foreground);
+ else
+ XSetForeground(XtDisplay(ctx), gc, paint->property->foreground);
+ }
+ if (paint->x < XtWidth(ctx) && paint->x + paint->width > 0) {
+ rect.x = paint->x + paint->width;
+ rect.width = XawAbs(paint->width); /* more than enough */
+ rect.y = paint->y - font->ascent;
+ rect.height = rect.y + font->ascent + font->descent;
+ XSetClipRectangles(XtDisplay((Widget)ctx), gc,
+ 0, 0, &rect, 1, Unsorted);
+ XDrawString(XtDisplay(ctx), XtWindow(ctx), gc, paint->x, paint->y,
+ paint->text, paint->length);
+ }
+ paint = paint->next;
+ }
+}
+#endif
+
+/*
+ * Function:
+ * PaintText
+ *
+ * Parameters:
+ * w - text sink object
+ * gc - gc to paint text with
+ * x - location to paint the text
+ * y - ""
+ * buf - buffer and length of text to paint.
+ * len - ""
+ * clear_bg - clear background before drawing ?
+ *
+ * Description:
+ * Actually paints the text into the window.
+ *
+ * Returns:
+ * the width of the text painted
+ */
+static unsigned int
+PaintText(Widget w, GC gc, int x, int y, char *buf, int len, Bool clear_bg)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ int width = XTextWidth(sink->ascii_sink.font, buf, len);
+
+ if ((x > XtWidth(ctx)) || width <= -x) /* Don't draw if we can't see it */
+ return (width);
+
+ if (clear_bg) {
+ _XawTextSinkClearToBackground(w, x, y - sink->ascii_sink.font->ascent,
+ width, sink->ascii_sink.font->ascent
+ + sink->ascii_sink.font->descent);
+ XDrawString(XtDisplay(ctx), XtWindow(ctx), gc, x, y, buf, len);
+ }
+ else
+ XDrawImageString(XtDisplay(ctx), XtWindow(ctx), gc, x, y, buf, len);
+
+ return (width);
+}
+
+static void
+DisplayText(Widget w, int x, int y,
+ XawTextPosition pos1, XawTextPosition pos2, Bool highlight)
+{
+ TextWidget ctx = (TextWidget)XtParent(w);
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ XFontStruct *font = sink->ascii_sink.font;
+ Widget source = XawTextGetSource(XtParent(w));
+ unsigned char buf[260];
+ int j, k;
+ XawTextBlock blk;
+ GC gc, invgc, tabgc;
+ int max_x;
+ Bool clear_bg;
+
+ if (!sink->ascii_sink.echo || !ctx->text.lt.lines)
+ return;
+
+ max_x = (int)XtWidth(ctx) - ctx->text.r_margin.right;
+ clear_bg = !highlight && ctx->core.background_pixmap != XtUnspecifiedPixmap;
+
+ gc = highlight ? sink->ascii_sink.invgc : sink->ascii_sink.normgc;
+ invgc = highlight ? sink->ascii_sink.normgc : sink->ascii_sink.invgc;
+
+ if (highlight && sink->ascii_sink.xorgc)
+ tabgc = sink->ascii_sink.xorgc;
+ else
+ tabgc = invgc;
+
+ y += sink->ascii_sink.font->ascent;
+ for (j = 0; pos1 < pos2;) {
+ pos1 = XawTextSourceRead(source, pos1, &blk, pos2 - pos1);
+ for (k = 0; k < blk.length; k++) {
+ if (j >= sizeof(buf) - 4) { /* buffer full, dump the text */
+ if ((x += PaintText(w, gc, x, y, (char*)buf, j, clear_bg))
+ >= max_x)
+ return;
+ j = 0;
+ }
+ buf[j] = blk.ptr[k];
+ if (buf[j] == XawLF) /* line feeds ('\n') are not printed */
+ continue;
+
+ else if (buf[j] == '\t') {
+ int width;
+
+ if (j != 0
+ && (x += PaintText(w, gc, x, y, (char*)buf, j, clear_bg))
+ >= max_x)
+ return;
+
+ if ((width = CharWidth(sink, font, x, '\t')) > -x) {
+ if (clear_bg)
+ _XawTextSinkClearToBackground(w, x, y-font->ascent, width,
+ font->ascent+font->descent);
+ else
+ XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
+ tabgc, x, y - font->ascent, width,
+ font->ascent + font->descent);
+ }
+
+ if ((x += width) >= max_x)
+ return;
+
+ j = -1;
+ }
+ else if ((buf[j] & 0177) < XawSP || buf[j] == 0177) {
+ if (sink->ascii_sink.display_nonprinting) {
+ unsigned char c = buf[j];
+
+ if (c > 0177) {
+ buf[j++] = '\\';
+ buf[j++] = ((c >> 6) & 7) + '0';
+ buf[j++] = ((c >> 3) & 7) + '0';
+ buf[j] = (c & 7) + '0';
+ }
+ else {
+ c |= 0100;
+ buf[j++] = '^';
+ buf[j] = c == 0177 ? '?' : c;
+ }
+ }
+ else
+ buf[j] = ' ';
+ }
+ j++;
+ }
+ }
+
+ if (j > 0)
+ (void)PaintText(w, gc, x, y, (char*)buf, j, clear_bg);
+}
+
+/*
+ * Function:
+ * GetCursorBounds
+ *
+ * Parameters:
+ * w - text sink object
+ * rect - X rectangle to return the cursor bounds
+ *
+ * Description:
+ * Returns the size and location of the cursor.
+ */
+static void
+GetCursorBounds(Widget w, XRectangle *rect)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ XFontStruct *font = sink->ascii_sink.font;
+ unsigned char ch;
+#ifndef OLDXAW
+ TextWidget ctx = (TextWidget)XtParent(w);
+ XawTextBlock block;
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+
+ if (XawTextSourceAnchorAndEntity(XawTextGetSource(XtParent(w)),
+ sink->ascii_sink.cursor_position,
+ &anchor, &entity)) {
+ if ((property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ }
+ (void)XawTextSourceRead(XawTextGetSource((Widget)ctx),
+ ctx->text.insertPos, &block, 1);
+ if (!block.length || block.ptr[0] == '\n' || block.ptr[0] == '\t')
+ ch = ' ';
+ else if ((*((unsigned char*)block.ptr) & 0177) < XawSP ||
+ *(unsigned char*)block.ptr == 0177) {
+ if (sink->ascii_sink.display_nonprinting)
+ ch = *((unsigned char*)block.ptr) > 0177 ? '\\' : '^';
+ else
+ ch = ' ';
+ }
+ else
+ ch = *(unsigned char*)block.ptr;
+#else
+ ch = ' ';
+#endif
+
+ rect->width = CharWidth(sink, font, 0, ch);
+ rect->height = font->descent + font->ascent + 1;
+
+ rect->x = sink->ascii_sink.cursor_x;
+ rect->y = sink->ascii_sink.cursor_y - font->ascent;
+}
+
+/* this function is required to support diferent fonts and correctly place
+ * the cursor. There are better ways to calculate the base line, but there is
+ * no place/code (yet) to store this information.
+ */
+static int
+FindCursorY(TextWidget ctx, XawTextPosition position)
+{
+ int y, line, ascent;
+ AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
+#ifndef OLDXAW
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+ XawTextPosition left, right;
+#endif
+
+ for (line = 0; line < ctx->text.lt.lines; line++)
+ if (position < ctx->text.lt.info[line + 1].position)
+ break;
+
+ y = ctx->text.lt.info[line].y;
+#ifndef OLDXAW
+ ascent = 0;
+ left = ctx->text.lt.info[line].position;
+ right = ctx->text.lt.info[line + 1].position;
+ right = XawMin(right, ctx->text.lastPos + 1);
+ while (left < right) {
+ if (XawTextSourceAnchorAndEntity(ctx->text.source, left,
+ &anchor, &entity)) {
+ if ((property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ ascent = XawMax(property->font->ascent, ascent);
+ else
+ ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
+ left = anchor->position + entity->offset + entity->length;
+ }
+ else if (anchor) {
+ ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
+ while (entity) {
+ XawTextPosition tmp = anchor->position + entity->offset + entity->length;
+
+ if (tmp > left && tmp < right) {
+ left = tmp;
+ if ((property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ ascent = XawMax(property->font->ascent, ascent);
+ else
+ ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
+ }
+ entity = entity->next;
+ }
+ if (entity == NULL)
+ break;
+ }
+ else {
+ ascent = XawMax(sink->ascii_sink.font->ascent, ascent);
+ break;
+ }
+ }
+ if (!ascent)
+ ascent = sink->ascii_sink.font->ascent;
+#else
+ ascent = sink->ascii_sink.font->ascent;
+#endif
+
+ return (y + ascent);
+}
+
+static void
+InsertCursor(Widget w, int x, int y, XawTextInsertState state)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ XFontStruct *font = sink->ascii_sink.font;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ XawTextPosition position = XawTextGetInsertionPoint((Widget)ctx);
+ Boolean overflow = (x & 0xffff8000) != 0;
+#ifndef OLDXAW
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+#endif
+
+ if (XtIsRealized((Widget)ctx)) {
+ int fheight;
+ XawTextBlock block;
+ XawTextPosition selection_start, selection_end;
+ Boolean has_selection;
+
+ if (!sink->ascii_sink.echo) {
+ if (sink->ascii_sink.laststate != state) {
+ int width = CharWidth(sink, font, 0, ' ') - 1;
+
+ x = ctx->text.margin.left;
+ y = ctx->text.margin.top;
+ font = sink->ascii_sink.font;
+ fheight = font->ascent + font->descent;
+ if (state == XawisOn) {
+ if (ctx->text.hasfocus)
+ XFillRectangle(XtDisplay(ctx), XtWindow(ctx),
+ sink->ascii_sink.xorgc, x, y,
+ width + 1, fheight + 1);
+ else
+ XDrawRectangle(XtDisplay(ctx), XtWindow(ctx),
+ sink->ascii_sink.xorgc, x, y,
+ width, fheight);
+
+ }
+ else
+ _XawTextSinkClearToBackground(w, x, y,
+ width + 1, fheight + 1);
+ }
+ sink->ascii_sink.cursor_x = x;
+ sink->ascii_sink.cursor_y = y;
+ sink->ascii_sink.laststate = state;
+ return;
+ }
+
+
+ XawTextGetSelectionPos((Widget)ctx, &selection_start, &selection_end);
+ has_selection = selection_start != selection_end;
+
+ if (sink->ascii_sink.laststate != state) {
+ unsigned char ch;
+
+#ifndef OLDXAW
+ if (XawTextSourceAnchorAndEntity(ctx->text.source,
+ position, &anchor, &entity) &&
+ (property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ else
+ font = sink->ascii_sink.font;
+#endif
+
+ fheight = font->ascent + font->descent;
+ (void)XawTextSourceRead(XawTextGetSource((Widget)ctx),
+ position, &block, 1);
+ if (!block.length || block.ptr[0] == '\n' || block.ptr[0] == '\t')
+ ch = ' ';
+ else if ((*((unsigned char*)block.ptr) & 0177) < XawSP
+ || *(unsigned char*)block.ptr == 0177) {
+ if (sink->ascii_sink.display_nonprinting)
+ ch = *((unsigned char*)block.ptr) > 0177 ? '\\' : '^';
+ else
+ ch = ' ';
+ }
+ else
+ ch = *(unsigned char*)block.ptr;
+
+ y = FindCursorY(ctx, position);
+ if (ctx->text.hasfocus && !has_selection)
+ XFillRectangle(XtDisplay(ctx), XtWindow(ctx),
+ sink->ascii_sink.xorgc, x, y - font->ascent,
+ CharWidth(sink, font, 0, ch), fheight + 1);
+ else
+ XDrawRectangle(XtDisplay(ctx), XtWindow(ctx),
+ sink->ascii_sink.xorgc, x, y - font->ascent,
+ CharWidth(sink, font, 0, ch) - 1, fheight);
+ }
+ }
+
+ sink->ascii_sink.cursor_x = overflow ? -16384 : x;
+ sink->ascii_sink.cursor_y = y;
+ sink->ascii_sink.laststate = state;
+ sink->ascii_sink.cursor_position = position;
+}
+
+/*
+ * Given two positions, find the distance between them
+ */
+static void
+FindDistance(Widget w, XawTextPosition fromPos, int fromx,
+ XawTextPosition toPos, int *resWidth,
+ XawTextPosition *resPos, int *resHeight)
+{
+#ifndef OLDXAW
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ XFontStruct *font = sink->ascii_sink.font;
+ Widget source = ctx->text.source;
+ XawTextPosition idx, pos;
+ unsigned char c;
+ XawTextBlock blk;
+ int i, rWidth, ascent = 0, descent = 0;
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+ Cardinal length;
+ Bool done = False;
+
+ pos = idx = fromPos;
+ rWidth = 0;
+ c = 0;
+
+ while (!done) {
+ if (XawTextSourceAnchorAndEntity(source, pos, &anchor, &entity)) {
+ length = anchor->position + entity->offset + entity->length;
+ length = XawMin(toPos, length) - pos;
+ if ((property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ else
+ font = sink->ascii_sink.font;
+ }
+ else {
+ if (anchor) {
+ while (entity && anchor->position + entity->offset < pos)
+ entity = entity->next;
+ if (entity) {
+ length = anchor->position + entity->offset;
+ length = XawMin(toPos, length) - pos;
+ }
+ else
+ length = XawMin(toPos - pos, 4096);
+ }
+ else
+ length = XawMin(toPos - pos, 4096);
+ font = sink->ascii_sink.font;
+ }
+
+ ascent = XawMax(font->ascent, ascent);
+ descent = XawMax(font->descent, descent);
+
+ pos = XawTextSourceRead(source, pos, &blk, length);
+ if (blk.length == 0 && pos == idx) /* eof reached */
+ break;
+
+ idx = blk.firstPos;
+ for (i = 0; idx < toPos; i++, idx++) {
+ if (i >= blk.length)
+ break;
+ c = blk.ptr[i];
+ rWidth += CharWidth(sink, font, fromx + rWidth, c);
+ if (c == XawLF) {
+ idx++;
+ done = True;
+ break;
+ }
+ }
+ if (idx >= toPos)
+ break;
+ }
+
+ *resPos = idx;
+ *resWidth = rWidth;
+ *resHeight = ascent + descent + 1;
+#else
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ XFontStruct *font = sink->ascii_sink.font;
+ Widget source = ctx->text.source;
+ XawTextPosition idx, pos;
+ unsigned char c;
+ XawTextBlock blk;
+ int i, rWidth;
+
+ pos = XawTextSourceRead(source, fromPos, &blk, toPos - fromPos);
+ rWidth = 0;
+ for (i = 0, idx = fromPos; idx < toPos; i++, idx++) {
+ if (i >= blk.length) {
+ i = 0;
+ pos = XawTextSourceRead(source, pos, &blk, toPos - pos);
+ if (blk.length == 0)
+ break;
+ }
+ c = blk.ptr[i];
+ rWidth += CharWidth(sink, font, fromx + rWidth, c);
+ if (c == XawLF) {
+ idx++;
+ break;
+ }
+ }
+
+ *resPos = idx;
+ *resWidth = rWidth;
+ *resHeight = font->ascent + font->descent + 1;
+#endif
+}
+
+static void
+FindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
+ Bool stopAtWordBreak, XawTextPosition *resPos,
+ int *resWidth, int *resHeight)
+{
+#ifndef OLDXAW
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ Widget source = ctx->text.source;
+ XFontStruct *font = sink->ascii_sink.font;
+ XawTextPosition idx, pos, whiteSpacePosition = 0;
+ int i, lastWidth, whiteSpaceWidth, rWidth, ascent = 0, descent = 0;
+ Boolean whiteSpaceSeen;
+ unsigned char c;
+ XawTextBlock blk;
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+ Cardinal length;
+ Bool done = False;
+
+ pos = idx = fromPos;
+ rWidth = lastWidth = whiteSpaceWidth = 0;
+ whiteSpaceSeen = False;
+ c = 0;
+
+ while (!done) {
+ font = sink->ascii_sink.font;
+ if (XawTextSourceAnchorAndEntity(source, pos, &anchor, &entity)) {
+ length = anchor->position + entity->offset + entity->length - pos;
+ if ((property = XawTextSinkGetProperty((Widget)sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ }
+ else {
+ if (anchor) {
+ while (entity && anchor->position + entity->offset < pos)
+ entity = entity->next;
+ if (entity)
+ length = anchor->position + entity->offset - pos;
+ else
+ length = 4096;
+ }
+ else
+ length = 4096;
+ }
+
+ ascent = XawMax(font->ascent, ascent);
+ descent = XawMax(font->descent, descent);
+
+ pos = XawTextSourceRead(source, pos, &blk, length);
+ if (blk.length == 0 && pos == idx) /* eof reached */
+ break;
+
+ idx = blk.firstPos;
+ for (i = 0; rWidth <= width && i < blk.length; i++, idx++) {
+ c = blk.ptr[i];
+ lastWidth = rWidth;
+ rWidth += CharWidth(sink, font, fromx + rWidth, c);
+
+ if (c == XawLF) {
+ idx++;
+ done = True;
+ break;
+ }
+ else if ((c == XawSP || c == XawTAB) && rWidth <= width) {
+ whiteSpaceSeen = True;
+ whiteSpacePosition = idx;
+ whiteSpaceWidth = rWidth;
+ }
+ }
+ if (rWidth > width)
+ break;
+ }
+
+ if (rWidth > width && idx > fromPos) {
+ idx--;
+ rWidth = lastWidth;
+ if (stopAtWordBreak && whiteSpaceSeen) {
+ idx = whiteSpacePosition + 1;
+ rWidth = whiteSpaceWidth;
+ }
+ }
+
+ if (idx >= ctx->text.lastPos && c != XawLF)
+ idx = ctx->text.lastPos + 1;
+
+ *resPos = idx;
+ *resWidth = rWidth;
+ *resHeight = ascent + descent + 1;
+#else
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ Widget source = ctx->text.source;
+ XFontStruct *font = sink->ascii_sink.font;
+ XawTextPosition idx, pos, whiteSpacePosition = 0;
+ int i, lastWidth, whiteSpaceWidth, rWidth;
+ Boolean whiteSpaceSeen;
+ unsigned char c;
+ XawTextBlock blk;
+
+ pos = XawTextSourceRead(source, fromPos, &blk, BUFSIZ);
+ rWidth = lastWidth = whiteSpaceWidth = 0;
+ whiteSpaceSeen = False;
+ c = 0;
+
+ for (i = 0, idx = fromPos; rWidth <= width; i++, idx++) {
+ if (i >= blk.length) {
+ i = 0;
+ pos = XawTextSourceRead(source, pos, &blk, BUFSIZ);
+ if (blk.length == 0)
+ break;
+ }
+ c = blk.ptr[i];
+ lastWidth = rWidth;
+ rWidth += CharWidth(sink, font, fromx + rWidth, c);
+
+ if (c == XawLF) {
+ idx++;
+ break;
+ }
+ else if ((c == XawSP || c == XawTAB) && rWidth <= width) {
+ whiteSpaceSeen = True;
+ whiteSpacePosition = idx;
+ whiteSpaceWidth = rWidth;
+ }
+ }
+
+ if (rWidth > width && idx > fromPos) {
+ idx--;
+ rWidth = lastWidth;
+ if (stopAtWordBreak && whiteSpaceSeen) {
+ idx = whiteSpacePosition + 1;
+ rWidth = whiteSpaceWidth;
+ }
+ }
+
+ if (idx >= ctx->text.lastPos && c != XawLF)
+ idx = ctx->text.lastPos + 1;
+
+ *resPos = idx;
+ *resWidth = rWidth;
+ *resHeight = font->ascent + font->descent + 1;
+#endif
+}
+
+static void
+Resolve(Widget w, XawTextPosition pos, int fromx, int width,
+ XawTextPosition *pos_return)
+{
+ int resWidth, resHeight;
+ Widget source = XawTextGetSource(XtParent(w));
+
+ FindPosition(w, pos, fromx, width, False, pos_return, &resWidth, &resHeight);
+ if (*pos_return > GETLASTPOS)
+ *pos_return = GETLASTPOS;
+}
+
+static void
+GetGC(AsciiSinkObject sink)
+{
+ XtGCMask valuemask = (GCFont | GCGraphicsExposures | GCClipXOrigin |
+ GCForeground | GCBackground);
+ XGCValues values;
+
+ /* XXX We dont want do share a gc that will change the clip-mask */
+ values.clip_x_origin = (long)sink;
+ values.clip_mask = None;
+ values.font = sink->ascii_sink.font->fid;
+ values.graphics_exposures = False;
+
+ values.foreground = sink->text_sink.foreground;
+ values.background = sink->text_sink.background;
+ sink->ascii_sink.normgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
+ GCClipMask | GCFont | GCForeground |
+ GCBackground, 0);
+
+ values.foreground = sink->text_sink.background;
+#ifndef OLDXAW
+ values.background = sink->text_sink.cursor_color;
+#else
+ values.background = sink->text_sink.foreground;
+#endif
+ sink->ascii_sink.invgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
+ GCClipMask | GCFont, 0);
+
+ valuemask |= GCFunction;
+ values.function = GXxor;
+#ifndef OLDXAW
+ values.foreground = sink->text_sink.background ^ sink->text_sink.cursor_color;
+#else
+ values.foreground = sink->text_sink.background ^ sink->text_sink.foreground;
+#endif
+ values.background = 0L;
+ sink->ascii_sink.xorgc = XtAllocateGC((Widget)sink, 0, valuemask,
+ &values, GCClipMask | GCFont, 0);
+
+ XawAsciiSinkResize((Widget)sink);
+}
+
+/* Function:
+ * XawAsciiSinkInitialize
+ *
+ * Parameters:
+ * request - the requested and new values for the object instance
+ * cnew - ""
+ *
+ * Description:
+ * Initializes the TextSink Object.
+ */
+/*ARGSUSED*/
+static void
+XawAsciiSinkInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)cnew;
+
+ GetGC(sink);
+
+ if (!sink->ascii_sink.font) XtError("Aborting: no font found\n");
+
+ sink->ascii_sink.cursor_position = 0;
+ sink->ascii_sink.laststate = XawisOff;
+ sink->ascii_sink.cursor_x = sink->ascii_sink.cursor_y = 0;
+}
+
+/*
+ * Function:
+ * XawAsciiSinkDestroy
+ *
+ * Parameters:
+ * w - AsciiSink Object
+ *
+ * Description:
+ * This function cleans up when the object is destroyed.
+ */
+static void
+XawAsciiSinkDestroy(Widget w)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+
+ XtReleaseGC(w, sink->ascii_sink.normgc);
+ XtReleaseGC(w, sink->ascii_sink.invgc);
+ XtReleaseGC(w, sink->ascii_sink.xorgc);
+
+ sink->ascii_sink.normgc =
+ sink->ascii_sink.invgc =
+ sink->ascii_sink.xorgc = NULL;
+}
+
+static void
+XawAsciiSinkResize(Widget w)
+{
+ TextWidget ctx = (TextWidget)XtParent(w);
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ XRectangle rect;
+ int width, height;
+
+ if (w->core.widget_class != asciiSinkObjectClass)
+ return;
+
+ rect.x = ctx->text.r_margin.left;
+ rect.y = ctx->text.r_margin.top;
+ width = (int)XtWidth(ctx) - RHMargins(ctx);
+ height = (int)XtHeight(ctx) - RVMargins(ctx);
+ rect.width = width;
+ rect.height = height;
+
+ if (sink->ascii_sink.normgc) {
+ if (width >= 0 && height >= 0)
+ XSetClipRectangles(XtDisplay((Widget)ctx), sink->ascii_sink.normgc,
+ 0, 0, &rect, 1, Unsorted);
+ else
+ XSetClipMask(XtDisplay((Widget)ctx), sink->ascii_sink.normgc, None);
+ }
+ if (sink->ascii_sink.invgc) {
+ if (width >= 0 && height >= 0)
+ XSetClipRectangles(XtDisplay((Widget)ctx), sink->ascii_sink.invgc,
+ 0, 0, &rect, 1, Unsorted);
+ else
+ XSetClipMask(XtDisplay((Widget)ctx), sink->ascii_sink.invgc, None);
+ }
+ if (sink->ascii_sink.xorgc) {
+ if (width >= 0 && height >= 0)
+ XSetClipRectangles(XtDisplay((Widget)ctx), sink->ascii_sink.xorgc,
+ 0, 0, &rect, 1, Unsorted);
+ else
+ XSetClipMask(XtDisplay((Widget)ctx), sink->ascii_sink.xorgc, None);
+ }
+}
+
+/*
+ * Function:
+ * XawAsciiSinkSetValues
+ *
+ * Parameters:
+ * current - current state of the object
+ * request - what was requested
+ * cnew - what the object will become
+ *
+ * Description:
+ * Sets the values for the AsciiSink.
+ *
+ * Returns:
+ * True if redisplay is needed
+ */
+/*ARGSUSED*/
+static Boolean
+XawAsciiSinkSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ AsciiSinkObject w = (AsciiSinkObject)cnew;
+ AsciiSinkObject old_w = (AsciiSinkObject)current;
+
+ if (w->ascii_sink.font != old_w->ascii_sink.font
+ || w->text_sink.background != old_w->text_sink.background
+ || w->text_sink.foreground != old_w->text_sink.foreground
+#ifndef OLDXAW
+ || w->text_sink.cursor_color != old_w->text_sink.cursor_color
+ || w->text_sink.properties != old_w->text_sink.properties
+#endif
+ ) {
+#ifdef OLDXAW
+ XtReleaseGC(cnew, w->ascii_sink.normgc);
+ XtReleaseGC(cnew, w->ascii_sink.invgc);
+ XtReleaseGC(cnew, w->ascii_sink.xorgc);
+ GetGC(w);
+#endif
+ ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
+ }
+ else if (w->ascii_sink.echo != old_w->ascii_sink.echo
+ || w->ascii_sink.display_nonprinting
+ != old_w->ascii_sink.display_nonprinting)
+ ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
+#ifndef OLDXAW
+ if (w->text_sink.properties != old_w->text_sink.properties) {
+ XawTextProperty *property =
+ XawTextSinkGetProperty(cnew, XrmStringToQuark("default"));
+
+ if (property) {
+ if (property->mask & XAW_TPROP_FONT)
+ w->ascii_sink.font = property->font;
+ if (property->mask & XAW_TPROP_FOREGROUND)
+ w->text_sink.foreground = property->foreground;
+ if (property->mask & XAW_TPROP_BACKGROUND)
+ w->text_sink.background = property->background;
+ }
+ }
+#endif
+
+ return (False);
+}
+
+/*
+ * Function:
+ * MaxLines
+ *
+ * Parameters:
+ * w - AsciiSink Object
+ * height - height to fit lines into
+ *
+ * Description:
+ * Finds the Maximum number of lines that will fit in a given height.
+ *
+ * Returns:
+ * The number of lines that will fit
+ */
+/*ARGSUSED*/
+static int
+MaxLines(Widget w, unsigned int height)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ int font_height;
+
+ font_height = sink->ascii_sink.font->ascent + sink->ascii_sink.font->descent + 1;
+
+ return ((int)height / font_height);
+}
+
+/*
+ * Function:
+ * MaxHeight
+ *
+ * Parameters:
+ * w - AsciiSink Object
+ * lines - number of lines
+ *
+ * Description:
+ * Finds the Minium height that will contain a given number lines.
+ *
+ * Returns:
+ * the height
+ */
+static int
+MaxHeight(Widget w, int lines)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+
+ return (lines * (sink->ascii_sink.font->ascent +
+ sink->ascii_sink.font->descent + 1));
+}
+
+/*
+ * Function:
+ * SetTabs
+ *
+ * Parameters:
+ * w - AsciiSink Object
+ * tab_count - number of tabs in the list
+ * tabs - text positions of the tabs
+ *
+ * Description:
+ * Sets the Tab stops.
+ */
+static void
+SetTabs(Widget w, int tab_count, short *tabs)
+{
+ AsciiSinkObject sink = (AsciiSinkObject)w;
+ int i;
+ Atom XA_FIGURE_WIDTH;
+ unsigned long figure_width = 0;
+ XFontStruct *font = sink->ascii_sink.font;
+
+ /*
+ * Find the figure width of the current font
+ */
+ XA_FIGURE_WIDTH = XInternAtom(XtDisplayOfObject(w), "FIGURE_WIDTH", False);
+ if (XA_FIGURE_WIDTH != None
+ && (!XGetFontProperty(font, XA_FIGURE_WIDTH, &figure_width)
+ || figure_width == 0)) {
+ if (font->per_char && font->min_char_or_byte2 <= '$'
+ && font->max_char_or_byte2 >= '$')
+ figure_width = font->per_char['$' - font->min_char_or_byte2].width;
+ else
+ figure_width = font->max_bounds.width;
+ }
+
+ if (tab_count > sink->text_sink.tab_count) {
+ sink->text_sink.tabs = (Position *)
+ XtRealloc((char*)sink->text_sink.tabs, tab_count * sizeof(Position));
+ sink->text_sink.char_tabs = (short *)
+ XtRealloc((char*)sink->text_sink.char_tabs, tab_count * sizeof(short));
+ }
+
+ for (i = 0 ; i < tab_count ; i++) {
+ sink->text_sink.tabs[i] = tabs[i] * figure_width;
+ sink->text_sink.char_tabs[i] = tabs[i];
+ }
+
+ sink->text_sink.tab_count = tab_count;
+
+#ifndef NO_TAB_FIX
+ {
+ TextWidget ctx = (TextWidget)XtParent(w);
+ ctx->text.redisplay_needed = True;
+ _XawTextBuildLineTable(ctx, ctx->text.lt.top, True);
+ }
+#endif
+}
diff --git a/libXaw/src/AsciiSrc.c b/libXaw/src/AsciiSrc.c
index 2a07e6220..245a65464 100644
--- a/libXaw/src/AsciiSrc.c
+++ b/libXaw/src/AsciiSrc.c
@@ -1,1888 +1,1888 @@
-/*
-
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-/*
- * AsciiSrc.c - AsciiSrc object. (For use with the text widget).
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <errno.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xos.h>
-#include <X11/Xfuncs.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/XawInit.h>
-#include <X11/Xaw/AsciiSrcP.h>
-#include <X11/Xaw/MultiSrcP.h>
-#ifndef OLDXAW
-#include <X11/Xaw/TextSinkP.h>
-#include <X11/Xaw/AsciiSinkP.h>
-#endif
-#include "Private.h"
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#if (defined(ASCII_STRING) || defined(ASCII_DISK))
-#include <X11/Xaw/AsciiText.h> /* for Widget Classes */
-#endif
-
-#ifdef X_NOT_POSIX
-#define Off_t long
-#define Size_t unsigned int
-#else
-#define Off_t off_t
-#define Size_t size_t
-#endif
-
-#define MAGIC_VALUE ((XawTextPosition)-1)
-#define streq(a, b) (strcmp((a), (b)) == 0)
-
-/*
- * Class Methods
- */
-static void XawAsciiSrcClassInitialize(void);
-static void XawAsciiSrcDestroy(Widget);
-static void XawAsciiSrcGetValuesHook(Widget, ArgList, Cardinal*);
-static void XawAsciiSrcInitialize(Widget, Widget, ArgList, Cardinal*);
-static Boolean XawAsciiSrcSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static XawTextPosition ReadText(Widget, XawTextPosition, XawTextBlock*, int);
-static int ReplaceText(Widget, XawTextPosition, XawTextPosition,
- XawTextBlock*);
-static XawTextPosition Scan(Widget, XawTextPosition, XawTextScanType,
- XawTextScanDirection, int, Bool);
-static XawTextPosition Search(Widget, XawTextPosition, XawTextScanDirection,
- XawTextBlock*);
-
-/*
- * Prototypes
- */
-static Piece *AllocNewPiece(AsciiSrcObject, Piece*);
-static void BreakPiece(AsciiSrcObject, Piece*);
-static Boolean CvtAsciiTypeToString(Display*, XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr, XtPointer*);
-static void CvtStringToAsciiType(XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr);
-static Piece *FindPiece(AsciiSrcObject, XawTextPosition, XawTextPosition*);
-static void FreeAllPieces(AsciiSrcObject);
-static FILE *InitStringOrFile(AsciiSrcObject, Bool);
-static void LoadPieces(AsciiSrcObject, FILE*, char*);
-static void RemoveOldStringOrFile(AsciiSrcObject, Bool);
-static void RemovePiece(AsciiSrcObject, Piece*);
-static String StorePiecesInString(AsciiSrcObject);
-static Bool WriteToFile(String, String, unsigned);
-static Bool WritePiecesToFile(AsciiSrcObject, String);
-static void GetDefaultPieceSize(Widget, int, XrmValue*);
-
-/*
- * More Prototypes
- */
-#ifdef ASCII_DISK
-Widget XawAsciiDiskSourceCreate(Widget, ArgList, Cardinal);
-#endif
-#ifdef ASCII_STRING
-Widget XawStringSourceCreate(Widget, ArgList, Cardinal);
-void XawTextSetLastPos(Widget, XawTextPosition);
-#endif
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(AsciiSrcRec, ascii_src.field)
-static XtResource resources[] = {
- {
- XtNstring,
- XtCString,
- XtRString,
- sizeof(char*),
- offset(string),
- XtRString,
- NULL
- },
- {
- XtNtype,
- XtCType,
- XtRAsciiType,
- sizeof(XawAsciiType),
- offset(type),
- XtRImmediate,
- (XtPointer)XawAsciiString
- },
- {
- XtNdataCompression,
- XtCDataCompression,
- XtRBoolean,
- sizeof(Boolean),
- offset(data_compression),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNpieceSize,
- XtCPieceSize,
- XtRInt,
- sizeof(XawTextPosition),
- offset(piece_size),
- XtRCallProc,
- (XtPointer)GetDefaultPieceSize
- },
-#ifdef OLDXAW
- {
- XtNcallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(callback),
- XtRCallback,
- (XtPointer)NULL
- },
-#endif
- {
- XtNuseStringInPlace,
- XtCUseStringInPlace,
- XtRBoolean,
- sizeof(Boolean),
- offset(use_string_in_place),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNlength,
- XtCLength,
- XtRInt,
- sizeof(int),
- offset(ascii_length),
- XtRImmediate,
- (XtPointer)MAGIC_VALUE
- },
-#ifdef ASCII_DISK
- {
- XtNfile,
- XtCFile,
- XtRString,
- sizeof(String),
- offset(filename),
- XtRString,
- NULL
- },
-#endif /* ASCII_DISK */
-};
-#undef offset
-
-
-#define Superclass (&textSrcClassRec)
-AsciiSrcClassRec asciiSrcClassRec = {
- /* object */
- {
- (WidgetClass)Superclass, /* superclass */
- "AsciiSrc", /* class_name */
- sizeof(AsciiSrcRec), /* widget_size */
- XawAsciiSrcClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawAsciiSrcInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- False, /* compress_exposure */
- False, /* compress_enterleave */
- False, /* visible_interest */
- XawAsciiSrcDestroy, /* destroy */
- NULL, /* resize */
- NULL, /* expose */
- XawAsciiSrcSetValues, /* set_values */
- NULL, /* set_values_hook */
- NULL, /* set_values_almost */
- XawAsciiSrcGetValuesHook, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- NULL, /* query_geometry */
- NULL, /* display_accelerator */
- NULL, /* extension */
- },
- /* text_src */
- {
- ReadText, /* Read */
- ReplaceText, /* Replace */
- Scan, /* Scan */
- Search, /* Search */
- XtInheritSetSelection, /* SetSelection */
- XtInheritConvertSelection, /* ConvertSelection */
- },
- /* ascii_src */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass asciiSrcObjectClass = (WidgetClass)&asciiSrcClassRec;
-
-static XrmQuark Qstring, Qfile;
-
-/*
- * Implementation
- */
-/*
- * Function:
- * XawAsciiSrcClassInitialize()
- *
- * Description:
- * Initializes the asciiSrcObjectClass and install the converters for
- * AsciiType <-> String.
- */
-static void
-XawAsciiSrcClassInitialize(void)
-{
- XawInitializeWidgetSet();
- Qstring = XrmPermStringToQuark(XtEstring);
- Qfile = XrmPermStringToQuark(XtEfile);
- XtAddConverter(XtRString, XtRAsciiType, CvtStringToAsciiType, NULL, 0);
- XtSetTypeConverter(XtRAsciiType, XtRString, CvtAsciiTypeToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-/*
- * Function:
- * XawAsciiSrcInitialize
- *
- * Parameters:
- * request - widget requested by the argument list
- * cnew - new widget with both resource and non resource values
- * args - (unused)
- * num_args - (unused)
- *
- * Description:
- * Initializes the ascii src object.
- */
-/*ARGSUSED*/
-static void
-XawAsciiSrcInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- AsciiSrcObject src = (AsciiSrcObject)cnew;
- FILE *file;
-
- /*
- * Set correct flags (override resources) depending upon widget class
- */
- src->text_src.text_format = XawFmt8Bit;
-
-#ifdef ASCII_DISK
- if (XtIsSubclass(XtParent(cnew), asciiDiskWidgetClass)) {
- src->ascii_src.type = XawAsciiFile;
- src->ascii_src.string = src->ascii_src.filename;
- }
-#endif
-
-#ifdef ASCII_STRING
- if (XtIsSubclass(XtParent(cnew), asciiStringWidgetClass)) {
- src->ascii_src.use_string_in_place = True;
- src->ascii_src.type = XawAsciiString;
- }
-#endif
-
-#ifdef OLDXAW
- src->ascii_src.changes = False;
-#else
- src->text_src.changed = False;
-#endif
- src->ascii_src.allocated_string = False;
-
- if (src->ascii_src.use_string_in_place && src->ascii_src.string == NULL)
- src->ascii_src.use_string_in_place = False;
-
- file = InitStringOrFile(src, src->ascii_src.type == XawAsciiFile);
- LoadPieces(src, file, NULL);
-
- if (file != NULL)
- fclose(file);
-}
-
-/*
- * Function:
- * ReadText
- *
- * Parameters:
- * w - AsciiSource widget
- * pos - position of the text to retreive.
- * text - text block that will contain returned text
- * length - maximum number of characters to read
- *
- * Description:
- * This function reads the source.
- *
- * Returns:
- * The character position following the retrieved text.
- */
-static XawTextPosition
-ReadText(Widget w, XawTextPosition pos, XawTextBlock *text, int length)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
- XawTextPosition count, start;
- Piece *piece;
-#ifndef OLDXAW
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextPosition offset, end = pos + length;
- Bool state;
-
- end = XawMin(end, src->ascii_src.length);
- while ((state = XawTextSourceAnchorAndEntity(w, pos, &anchor, &entity)) &&
- (entity->flags & XAW_TENTF_HIDE))
- pos = anchor->position + entity->offset + entity->length;
- if (state == False ||
- !(entity->flags & XAW_TENTF_REPLACE)) {
- while (entity) {
- offset = anchor->position + entity->offset;
- if (offset >= end)
- break;
- if (offset > pos &&
- (entity->flags & (XAW_TENTF_HIDE | XAW_TENTF_REPLACE))) {
- end = XawMin(end, offset);
- break;
- }
- if ((entity = entity->next) == NULL &&
- (anchor = XawTextSourceNextAnchor(w, anchor)) != NULL)
- entity = anchor->entities;
- }
- }
- else if (state && (entity->flags & XAW_TENTF_REPLACE) && pos < end) {
- XawTextBlock *block = (XawTextBlock*)entity->data;
-
- offset = anchor->position + entity->offset;
- end = XawMin(end, offset + block->length);
- if ((length = end - pos) < 0)
- length = 0;
- text->length = length;
- text->format = XawFmt8Bit;
- if (length == 0) {
- text->firstPos = end = offset + entity->length;
- text->ptr = "";
- }
- else {
- text->firstPos = pos;
- text->ptr = block->ptr + (pos - offset);
- if (pos + length < offset + block->length)
- end = pos + length; /* there is data left to be read */
- else
- end = offset + entity->length;
- }
-
- return (end);
- }
-
- if ((length = end - pos) < 0)
- length = 0;
-#endif
-
- piece = FindPiece(src, pos, &start);
- text->firstPos = pos;
- text->ptr = piece->text + (pos - start);
- count = piece->used - (pos - start);
- text->length = Max(0, (length > count) ? count : length);
- text->format = XawFmt8Bit;
-
- return (pos + text->length);
-}
-
-/*
- * Function:
- * ReplaceText
- *
- * Parameters:
- * w - AsciiSource object
- * startPos - ends of text that will be replaced
- * endPos - ""
- * text - new text to be inserted into buffer at startPos
- *
- * Description:
- * Replaces a block of text with new text.
- *
- * Returns:
- * XawEditDone on success, XawEditError otherwise
- */
-/*ARGSUSED*/
-static int
-ReplaceText(Widget w, XawTextPosition startPos, XawTextPosition endPos,
- XawTextBlock *text)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
- Piece *start_piece, *end_piece, *temp_piece;
- XawTextPosition start_first, end_first;
- int length, firstPos;
-
- /*
- * Editing a read only source is not allowed
- */
- if (src->text_src.edit_mode == XawtextRead)
- return (XawEditError);
-
- start_piece = FindPiece(src, startPos, &start_first);
- end_piece = FindPiece(src, endPos, &end_first);
-
-#ifndef OLDXAW
- /*
- * This is a big hack, but I can't think about a clever way to know
- * if the character being moved forward has a negative lbearing.
- *
- */
- if (start_piece->used) {
- int i;
-
- for (i = 0; i < src->text_src.num_text; i++) {
- int line;
- TextWidget ctx = (TextWidget)src->text_src.text[i];
-
- for (line = 0; line < ctx->text.lt.lines; line++)
- if (startPos < ctx->text.lt.info[line + 1].position)
- break;
- if (i < ctx->text.lt.lines &&
- startPos > ctx->text.lt.info[i].position) {
- AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
- XawTextAnchor *anchor;
- XawTextEntity *entity;
- XawTextProperty *property;
- XFontStruct *font;
-
- if (XawTextSourceAnchorAndEntity(w, startPos, &anchor, &entity) &&
- (property = XawTextSinkGetProperty(ctx->text.sink,
- entity->property)) != NULL &&
- (property->mask & XAW_TPROP_FONT))
- font = property->font;
- else
- font = sink->ascii_sink.font;
-
- if (font->min_bounds.lbearing < 0) {
- int lbearing = font->min_bounds.lbearing;
- unsigned char c = *(unsigned char*)
- (start_piece->text + (startPos - start_first));
-
- if (c == '\t' || c == '\n')
- c = ' ';
- else if ((c & 0177) < XawSP || c == 0177) {
- if (sink->ascii_sink.display_nonprinting)
- c = c > 0177 ? '\\' : c + '^';
- else
- c = ' ';
- }
- if (font->per_char &&
- (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
- lbearing = font->per_char[c - font->min_char_or_byte2].lbearing;
- if (lbearing < 0)
- _XawTextNeedsUpdating(ctx, startPos - 1, startPos);
- }
- }
- }
- }
-
-
-#endif
-
- /*
- * Remove Old Stuff
- */
- if (start_piece != end_piece) {
- temp_piece = start_piece->next;
-
- /*
- * If empty and not the only piece then remove it.
- */
- if (((start_piece->used = startPos - start_first) == 0)
- && !(start_piece->next == NULL && start_piece->prev == NULL))
- RemovePiece(src, start_piece);
-
- while (temp_piece != end_piece) {
- temp_piece = temp_piece->next;
- RemovePiece(src, temp_piece->prev);
- }
-
- end_piece->used -= endPos - end_first;
- if (end_piece->used != 0)
- memmove(end_piece->text, end_piece->text + endPos - end_first,
- (unsigned)end_piece->used);
- }
- else { /* We are fully in one piece */
- if ((start_piece->used -= endPos - startPos) == 0) {
- if (!(start_piece->next == NULL && start_piece->prev == NULL))
- RemovePiece(src, start_piece);
- }
- else {
- memmove(start_piece->text + (startPos - start_first),
- start_piece->text + (endPos - start_first),
- (unsigned)(start_piece->used - (startPos - start_first)));
- if (src->ascii_src.use_string_in_place
- && src->ascii_src.length - (endPos - startPos)
- < src->ascii_src.piece_size - 1)
- start_piece->text[src->ascii_src.length - (endPos - startPos)] =
- '\0';
- }
- }
-
- src->ascii_src.length += -(endPos - startPos) + text->length;
-
- if ( text->length != 0) {
- /*
- * Put in the New Stuff
- */
- start_piece = FindPiece(src, startPos, &start_first);
-
- length = text->length;
- firstPos = text->firstPos;
-
- while (length > 0) {
- char *ptr;
- int fill;
-
- if (src->ascii_src.use_string_in_place) {
- if (start_piece->used == src->ascii_src.piece_size - 1) {
- /*
- * If we are in ascii string emulation mode. Then the
- * string is not allowed to grow
- */
- start_piece->used = src->ascii_src.length =
- src->ascii_src.piece_size - 1;
- start_piece->text[src->ascii_src.length] = '\0';
- return (XawEditError);
- }
- }
-
- if (start_piece->used == src->ascii_src.piece_size) {
- BreakPiece(src, start_piece);
- start_piece = FindPiece(src, startPos, &start_first);
- }
-
- fill = Min((int)(src->ascii_src.piece_size - start_piece->used),
- length);
-
- ptr = start_piece->text + (startPos - start_first);
- memmove(ptr + fill, ptr,
- (unsigned)(start_piece->used - (startPos - start_first)));
- memcpy(ptr, text->ptr + firstPos, (unsigned)fill);
-
- startPos += fill;
- firstPos += fill;
- start_piece->used += fill;
- length -= fill;
- }
- }
-
- if (src->ascii_src.use_string_in_place)
- start_piece->text[start_piece->used] = '\0';
-
-#ifdef OLDXAW
- src->ascii_src.changes = True;
- XtCallCallbacks(w, XtNcallback, NULL);
-#endif
-
- return (XawEditDone);
-}
-
-/*
- * Function:
- * Scan
- *
- * Parameters:
- * w - AsciiSource object
- * position - position to start scanning
- * type - type of thing to scan for
- * dir - direction to scan
- * count - which occurance if this thing to search for.
- * include - whether or not to include the character found in
- * the position that is returned
- *
- * Description:
- * Scans the text source for the number and type of item specified.
- *
- * Returns:
- * The position of the item found
- *
- * Note:
- * While there are only 'n' characters in the file there are n+1
- * possible cursor positions (one before the first character and
- * one after the last character
- */
-static XawTextPosition
-Scan(Widget w, register XawTextPosition position, XawTextScanType type,
- XawTextScanDirection dir, int count, Bool include)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
- Piece *piece;
- XawTextPosition first, first_eol_position = 0;
- register char *ptr, *lim;
- register int cnt = count;
- register unsigned char c;
-
- if (dir == XawsdLeft) {
- if (position <= 0)
- return (0);
- --position;
- }
- else if (position >= src->ascii_src.length)
- return (src->ascii_src.length);
-
- piece = FindPiece(src, position, &first);
- if (piece->used == 0)
- return (0);
-
- ptr = (position - first) + piece->text;
-
- if (dir == XawsdRight) {
- lim = piece->text + piece->used;
- switch (type) {
- case XawstEOL:
- case XawstParagraph:
- case XawstWhiteSpace:
- case XawstAlphaNumeric:
- for (; cnt > 0; cnt--) {
- Bool non_space = False, first_eol = True;
-
- /*CONSTCOND*/
- while (True) {
- if (ptr >= lim) {
- piece = piece->next;
- if (piece == NULL) /* End of text */
- return (src->ascii_src.length);
- ptr = piece->text;
- lim = piece->text + piece->used;
- }
-
- c = *ptr++;
- ++position;
-
- if (type == XawstEOL) {
- if (c == '\n')
- break;
- }
- else if (type == XawstAlphaNumeric) {
- if (!isalnum(c)) {
- if (non_space)
- break;
- }
- else
- non_space = True;
- }
- else if (type == XawstWhiteSpace) {
- if (isspace(c)) {
- if (non_space)
- break;
- }
- else
- non_space = True;
- }
- else { /* XawstParagraph */
- if (first_eol) {
- if (c == '\n') {
- first_eol_position = position;
- first_eol = False;
- }
- }
- else if (c == '\n')
- break;
- else if (!isspace(c))
- first_eol = True;
- }
- }
- }
- break;
- case XawstPositions:
- position += count;
- return (position < src->ascii_src.length ?
- position : src->ascii_src.length);
- case XawstAll:
- return (src->ascii_src.length);
- default:
- break;
- }
- if (!include) {
- if (type == XawstParagraph)
- position = first_eol_position;
- if (count)
- --position;
- }
- }
- else {
- lim = piece->text;
- switch (type) {
- case XawstEOL:
- case XawstParagraph:
- case XawstWhiteSpace:
- case XawstAlphaNumeric:
- for (; cnt > 0; cnt--) {
- Bool non_space = False, first_eol = True;
-
- /*CONSTCOND*/
- while (True) {
- if (ptr < lim) {
- piece = piece->prev;
- if (piece == NULL) /* Begining of text */
- return (0);
- ptr = piece->text + piece->used - 1;
- lim = piece->text;
- }
-
- c = *ptr--;
- --position;
-
- if (type == XawstEOL) {
- if (c == '\n')
- break;
- }
- else if (type == XawstAlphaNumeric) {
- if (!isalnum(c)) {
- if (non_space)
- break;
- }
- else
- non_space = True;
- }
- else if (type == XawstWhiteSpace) {
- if (isspace(c)) {
- if (non_space)
- break;
- }
- else
- non_space = True;
- }
- else { /* XawstParagraph */
- if (first_eol) {
- if (c == '\n') {
- first_eol_position = position;
- first_eol = False;
- }
- }
- else if (c == '\n')
- break;
- else if (!isspace(c))
- first_eol = True;
- }
- }
- }
- break;
- case XawstPositions:
- position -= count - 1;
- return (position > 0 ? position : 0);
- case XawstAll:
- return (0);
- default:
- break;
- }
- if (!include) {
- if (type == XawstParagraph)
- position = first_eol_position;
- if (count)
- ++position;
- }
- position++;
- }
-
- return (position);
-}
-
-/*
- * Function:
- * Search
- *
- * Parameters:
- * w - AsciiSource object
- * position - the position to start scanning
- * dir - direction to scan
- * text - text block to search for
- *
- * Description:
- * Searchs the text source for the text block passed.
- *
- * Returns:
- * The position of the item found
- */
-static XawTextPosition
-Search(Widget w, register XawTextPosition position, XawTextScanDirection dir,
- XawTextBlock *text)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
- register int count = 0;
- register char *ptr, c;
- char *str;
- Piece *piece;
- char *buf;
- XawTextPosition first;
- int cnt, case_sensitive;
-
- if (dir == XawsdLeft) {
- if (position == 0)
- return (XawTextSearchError);
- position--;
- }
-
- buf = XtMalloc((unsigned)sizeof(unsigned char) * text->length);
- memcpy(buf, text->ptr, (unsigned)text->length);
- piece = FindPiece(src, position, &first);
- ptr = (position - first) + piece->text;
- case_sensitive = text->firstPos;
-
- if (dir == XawsdRight) {
- str = buf;
- c = *str;
- /*CONSTCOND*/
- while (1) {
- if (*ptr++ == c
- || (case_sensitive && isalpha(c) && isalpha(ptr[-1])
- && toupper(c) == toupper(ptr[-1]))) {
- if (++count == text->length)
- break;
- c = *++str;
- }
- else if (count) {
- ptr -= count;
- str -= count;
- position -= count;
- count = 0;
- c = *str;
-
- if (ptr < piece->text) {
- do {
- cnt = piece->text - ptr;
- piece = piece->prev;
- if (piece == NULL) {
- XtFree(buf);
- return (XawTextSearchError);
- }
- ptr = piece->text + piece->used - cnt;
- } while (ptr < piece->text);
- }
- }
- position++;
- if (ptr >= (piece->text + piece->used)) {
- do {
- cnt = ptr - (piece->text + piece->used);
- piece = piece->next;
- if (piece == NULL) {
- XtFree(buf);
- return (XawTextSearchError);
- }
- ptr = piece->text + cnt;
- } while (ptr >= (piece->text + piece->used));
- }
- }
-
- position -= text->length - 1;
- }
- else {
- str = buf + text->length - 1;
- c = *str;
- /*CONSTCOND*/
- while (1) {
- if (*ptr-- == c
- || (case_sensitive && isalpha(c) && isalpha(ptr[1])
- && toupper(c) == toupper(ptr[1]))) {
- if (++count == text->length)
- break;
- c = *--str;
- }
- else if (count) {
- ptr += count;
- str += count;
- position += count;
- count = 0;
- c = *str;
-
- if (ptr >= (piece->text + piece->used)) {
- do {
- cnt = ptr - (piece->text + piece->used);
- piece = piece->next;
- if (piece == NULL) {
- XtFree(buf);
- return (XawTextSearchError);
- }
- ptr = piece->text + cnt;
- } while (ptr >= (piece->text + piece->used));
- }
- }
- position--;
- if (ptr < piece->text) {
- do {
- cnt = piece->text - ptr;
- piece = piece->prev;
- if (piece == NULL) {
- XtFree(buf);
- return (XawTextSearchError);
- }
- ptr = piece->text + piece->used - cnt;
- } while (ptr < piece->text);
- }
- }
- }
-
- XtFree(buf);
-
- return (position);
-}
-
-/*
- * Function:
- * XawAsciiSrcSetValues
- *
- * Parameters:
- * current - current state of the widget
- * request - what was requested
- * cnew - what the widget will become
- * args - representation of changed resources
- * num_args - number of resources that have changed
- *
- * Description:
- * Sets the values for the AsciiSource.
- *
- * Returns:
- * True if redisplay is needed
- */
-static Boolean
-XawAsciiSrcSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- AsciiSrcObject src = (AsciiSrcObject)cnew;
- AsciiSrcObject old_src = (AsciiSrcObject)current;
- Bool total_reset = False, string_set = False;
- FILE *file;
- unsigned int i;
-
- if (old_src->ascii_src.use_string_in_place
- != src->ascii_src.use_string_in_place) {
- XtAppWarning(XtWidgetToApplicationContext(cnew),
- "AsciiSrc: The XtNuseStringInPlace resource may "
- "not be changed.");
- src->ascii_src.use_string_in_place =
- old_src->ascii_src.use_string_in_place;
- }
-
- for (i = 0; i < *num_args ; i++)
- if (streq(args[i].name, XtNstring)) {
- string_set = True;
- break;
- }
-
- if (string_set || (old_src->ascii_src.type != src->ascii_src.type)) {
- RemoveOldStringOrFile(old_src, string_set); /* remove old info */
- file = InitStringOrFile(src, string_set); /* Init new info */
- LoadPieces(src, file, NULL); /* load new info into internal buffers */
- if (file != NULL)
- fclose(file);
-#ifndef OLDXAW
- for (i = 0; i < src->text_src.num_text; i++)
- /* Tell text widget what happened */
- XawTextSetSource(src->text_src.text[i], cnew, 0);
-#else
- XawTextSetSource(XtParent(cnew), cnew, 0);
-#endif
- total_reset = True;
- }
-
- if (old_src->ascii_src.ascii_length != src->ascii_src.ascii_length)
- src->ascii_src.piece_size = src->ascii_src.ascii_length + 1;
-
- if (!total_reset &&
- old_src->ascii_src.piece_size != src->ascii_src.piece_size) {
- String string = StorePiecesInString(old_src);
-
- FreeAllPieces(old_src);
- LoadPieces(src, NULL, string);
- XtFree(string);
- }
-
- return (False);
-}
-
-/*
- * Function:
- * XawAsciiSrcGetValuesHook
- *
- * Parameters:
- * w - AsciiSource Widget
- * args - argument list
- * num_args - number of args
- *
- * Description:
- * This is a get values hook routine that sets the
- * values specific to the ascii source.
- */
-static void
-XawAsciiSrcGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
- unsigned int i;
-
- if (src->ascii_src.type == XawAsciiString) {
- for (i = 0; i < *num_args ; i++)
- if (streq(args[i].name, XtNstring)) {
- if (src->ascii_src.use_string_in_place)
- *((char **)args[i].value) = src->ascii_src.first_piece->text;
- else if (XawAsciiSave(w)) /* If save sucessful */
- *((char **)args[i].value) = src->ascii_src.string;
- break;
- }
- }
- }
-
-/*
- * Function:
- * XawAsciiSrcDestroy
- *
- * Parameters:
- * src - Ascii source object to free
- *
- * Description:
- * Destroys an ascii source (frees all data)
- */
-static void
-XawAsciiSrcDestroy(Widget w)
-{
- RemoveOldStringOrFile((AsciiSrcObject) w, True);
-}
-
-/*
- * Public routines
- */
-/*
- * Function:
- * XawAsciiSourceFreeString
- *
- * Parameters:
- * w - AsciiSrc widget
- *
- * Description:
- * Frees the string returned by a get values call
- * on the string when the source is of type string.
- */
-void
-XawAsciiSourceFreeString(Widget w)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
-
- /* If the src is really a multi, call the multi routine */
- if (XtIsSubclass(w, multiSrcObjectClass)) {
- _XawMultiSourceFreeString(w);
- return;
- }
- else if (!XtIsSubclass(w, asciiSrcObjectClass)) {
- XtErrorMsg("bad argument", "asciiSource", "XawError",
- "XawAsciiSourceFreeString's parameter must be "
- "an asciiSrc or multiSrc.",
- NULL, NULL);
- }
-
- if (src->ascii_src.allocated_string && src->ascii_src.type != XawAsciiFile) {
- src->ascii_src.allocated_string = False;
- XtFree(src->ascii_src.string);
- src->ascii_src.string = NULL;
- }
-}
-
-/*
- * Function:
- * XawAsciiSave
- *
- * Parameters:
- * w - asciiSrc Widget
- *
- * Description:
- * Saves all the pieces into a file or string as required.
- *
- * Returns:
- * True if the save was successful
- */
-Bool
-XawAsciiSave(Widget w)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
-
- /* If the src is really a multi, call the multi save */
- if (XtIsSubclass(w, multiSrcObjectClass ))
- return (_XawMultiSave(w));
-
- else if (!XtIsSubclass(w, asciiSrcObjectClass))
- XtErrorMsg("bad argument", "asciiSource", "XawError",
- "XawAsciiSave's parameter must be an asciiSrc or multiSrc.",
- NULL, NULL);
-
- /*
- * If using the string in place then there is no need to play games
- * to get the internal info into a readable string.
- */
- if (src->ascii_src.use_string_in_place)
- return (True);
-
- if (src->ascii_src.type == XawAsciiFile) {
-#ifdef OLDXAW
- if (!src->ascii_src.changes)
-#else
- if (!src->text_src.changed) /* No changes to save */
-#endif
- return (True);
-
- if (WritePiecesToFile(src, src->ascii_src.string) == False)
- return (False);
- }
- else {
- if (src->ascii_src.allocated_string == True)
- XtFree(src->ascii_src.string);
- else
- src->ascii_src.allocated_string = True;
-
- src->ascii_src.string = StorePiecesInString(src);
- }
-#ifdef OLDXAW
- src->ascii_src.changes = False;
-#else
- src->text_src.changed = False;
-#endif
-
- return (True);
-}
-
-/*
- * Function:
- * XawAsciiSaveAsFile
- *
- * Arguments:
- * w - AsciiSrc widget
- * name - name of the file to save this file into
- *
- * Description:
- * Save the current buffer as a file.
- *
- * Returns:
- * True if the save was sucessful
- */
-Bool
-XawAsciiSaveAsFile(Widget w, _Xconst char *name)
-{
- AsciiSrcObject src = (AsciiSrcObject)w;
- Bool ret;
-
- /* If the src is really a multi, call the multi save */
-
- if (XtIsSubclass( w, multiSrcObjectClass))
- return (_XawMultiSaveAsFile(w, name));
-
- else if (!XtIsSubclass(w, asciiSrcObjectClass))
- XtErrorMsg("bad argument", "asciiSource", "XawError",
- "XawAsciiSaveAsFile's 1st parameter must be an "
- "asciiSrc or multiSrc.",
- NULL, NULL);
-
- if (src->ascii_src.type == XawAsciiFile)
- ret = WritePiecesToFile(src, (String)name);
- else {
- String string = StorePiecesInString(src);
-
- ret = WriteToFile(string, (String)name, src->ascii_src.length);
- XtFree(string);
- }
-
- return (ret);
-}
-
-/*
- * Function:
- * XawAsciiSourceChanged
- *
- * Parameters:
- * w - ascii source widget
- *
- * Description:
- * Returns true if the source has changed since last saved.
- *
- * Returns:
- * A Boolean (see description).
- */
-Bool
-XawAsciiSourceChanged(Widget w)
-{
-#ifdef OLDXAW
- if (XtIsSubclass(w, multiSrcObjectClass))
- return (((MultiSrcObject)w)->multi_src.changes);
-
- if (XtIsSubclass(w, asciiSrcObjectClass))
- return (((AsciiSrcObject)w)->ascii_src.changes);
-#else
- if (XtIsSubclass(w, textSrcObjectClass))
- return (((TextSrcObject)w)->textSrc.changed);
-#endif
- XtErrorMsg("bad argument", "asciiSource", "XawError",
- "XawAsciiSourceChanged parameter must be an "
- "asciiSrc or multiSrc.",
- NULL, NULL);
-
- return (True);
-}
-
-/*
- * Private Functions
- */
-static void
-RemoveOldStringOrFile(AsciiSrcObject src, Bool checkString)
-{
- FreeAllPieces(src);
-
- if (checkString && src->ascii_src.allocated_string) {
- XtFree(src->ascii_src.string);
- src->ascii_src.allocated_string = False;
- src->ascii_src.string = NULL;
- }
-}
-
-/*
- * Function:
- * WriteToFile
- *
- * Parameters:
- * string - string to write
- * name - the name of the file
- *
- * Description:
- * Write the string specified to the begining of the file specified.
- *
- * Returns:
- * returns True if sucessful, False otherwise
- */
-static Bool
-WriteToFile(String string, String name, unsigned length)
-{
- int fd;
-
- if ((fd = creat(name, 0666)) == -1)
- return (False);
-
- if (write(fd, string, length) == -1) {
- close(fd);
- return (False);
- }
-
- if (close(fd) == -1)
- return (False);
-
- return (True);
-}
-
-/*
- * Function:
- * WritePiecesToFile
- *
- * Parameters:
- * src - ascii source object
- * name - name of the file
- *
- * Description:
- * Almost identical to WriteToFile, but only works for ascii src objects
- * of type XawAsciiFile. This function avoids allocating temporary memory,
- * what can be useful when editing very large files.
- *
- * Returns:
- * returns True if sucessful, False otherwise
- */
-static Bool
-WritePiecesToFile(AsciiSrcObject src, String name)
-{
- Piece *piece;
- int fd;
-
- if (src->ascii_src.data_compression) {
- Piece *tmp;
-
- piece = src->ascii_src.first_piece;
- while (piece) {
- int bytes = src->ascii_src.piece_size - piece->used;
-
- if (bytes > 0 && (tmp = piece->next) != NULL) {
- bytes = XawMin(bytes, tmp->used);
- memcpy(piece->text + piece->used, tmp->text, bytes);
- memmove(tmp->text, tmp->text + bytes, tmp->used - bytes);
- piece->used += bytes;
- if ((tmp->used -= bytes) == 0) {
- RemovePiece(src, tmp);
- continue;
- }
- }
- piece = piece->next;
- }
- }
-
- if ((fd = creat(name, 0666)) == -1)
- return (False);
-
- for (piece = src->ascii_src.first_piece; piece; piece = piece->next)
- if (write(fd, piece->text, piece->used) == -1) {
- close(fd);
- return (False);
- }
-
- if (close(fd) == -1)
- return (False);
-
- return (True);
-}
-
-/*
- * Function:
- * StorePiecesInString
- *
- * Parameters:
- * data - ascii pointer data
- *
- * Description:
- * Store the pieces in memory into a standard ascii string.
- */
-static String
-StorePiecesInString(AsciiSrcObject src)
-{
- String string;
- XawTextPosition first;
- Piece *piece;
-
- string = XtMalloc((unsigned)(src->ascii_src.length + 1));
-
- for (first = 0, piece = src->ascii_src.first_piece ; piece != NULL;
- first += piece->used, piece = piece->next)
- memcpy(string + first, piece->text, (unsigned)piece->used);
-
- string[src->ascii_src.length] = '\0';
-
- /*
- * This will refill all pieces to capacity
- */
- if (src->ascii_src.data_compression) {
- FreeAllPieces(src);
- LoadPieces(src, NULL, string);
- }
-
- return (string);
-}
-
-/*
- * Function:
- * InitStringOrFile
- *
- * Parameters:
- * src - AsciiSource
- *
- * Description:
- * Initializes the string or file.
- */
-static FILE *
-InitStringOrFile(AsciiSrcObject src, Bool newString)
-{
- mode_t open_mode = 0;
- const char *fdopen_mode = NULL;
- int fd;
- FILE *file;
-
- if (src->ascii_src.type == XawAsciiString) {
- if (src->ascii_src.string == NULL)
- src->ascii_src.length = 0;
-
- else if (!src->ascii_src.use_string_in_place) {
- src->ascii_src.string = XtNewString(src->ascii_src.string);
- src->ascii_src.allocated_string = True;
- src->ascii_src.length = strlen(src->ascii_src.string);
- }
-
- if (src->ascii_src.use_string_in_place) {
- if (src->ascii_src.string != NULL)
- src->ascii_src.length = strlen(src->ascii_src.string);
- /* In case the length resource is incorrectly set */
- if (src->ascii_src.length > src->ascii_src.ascii_length)
- src->ascii_src.ascii_length = src->ascii_src.length;
-
- if (src->ascii_src.ascii_length == MAGIC_VALUE)
- src->ascii_src.piece_size = src->ascii_src.length;
- else
- src->ascii_src.piece_size = src->ascii_src.ascii_length + 1;
- }
-
- return (NULL);
- }
-
- /*
- * type is XawAsciiFile
- */
- src->ascii_src.is_tempfile = False;
-
- switch (src->text_src.edit_mode) {
- case XawtextRead:
- if (src->ascii_src.string == NULL)
- XtErrorMsg("NoFile", "asciiSourceCreate", "XawError",
- "Creating a read only disk widget and no file specified.",
- NULL, NULL);
- open_mode = O_RDONLY;
- fdopen_mode = "r";
- break;
- case XawtextAppend:
- case XawtextEdit:
- if (src->ascii_src.string == NULL) {
- src->ascii_src.string = "*ascii-src*";
- src->ascii_src.is_tempfile = True;
- }
- else {
-/* O_NOFOLLOW is a FreeBSD & Linux extension */
-#ifdef O_NOFOLLOW
- open_mode = O_RDWR | O_NOFOLLOW;
-#else
- open_mode = O_RDWR; /* unsafe; subject to race conditions */
-#endif /* O_NOFOLLOW */
- fdopen_mode = "r+";
- }
- break;
- default:
- XtErrorMsg("badMode", "asciiSourceCreate", "XawError",
- "Bad editMode for ascii source; must be Read, "
- "Append or Edit.",
- NULL, NULL);
- }
-
- /* If is_tempfile, allocate a private copy of the text
- * Unlikely to be changed, just to set allocated_string */
- if (newString || src->ascii_src.is_tempfile) {
- src->ascii_src.string = XtNewString(src->ascii_src.string);
- src->ascii_src.allocated_string = True;
- }
-
- if (!src->ascii_src.is_tempfile) {
- if ((fd = open(src->ascii_src.string, open_mode, 0666)) != -1) {
- if ((file = fdopen(fd, fdopen_mode))) {
- (void)fseek(file, 0, SEEK_END);
- src->ascii_src.length = (XawTextPosition)ftell(file);
- return (file);
- }
- }
- {
- String params[2];
- Cardinal num_params = 2;
-
- params[0] = src->ascii_src.string;
- params[1] = strerror(errno);
- XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src),
- "openError", "asciiSourceCreate", "XawWarning",
- "Cannot open file %s; %s", params, &num_params);
- }
- }
- src->ascii_src.length = 0;
- return (NULL);
-}
-
-static void
-LoadPieces(AsciiSrcObject src, FILE *file, char *string)
-{
- char *ptr;
- Piece *piece = NULL;
- XawTextPosition left;
-
- if (string == NULL) {
- if (src->ascii_src.type == XawAsciiFile) {
- if (src->ascii_src.length != 0) {
- int len;
-
- left = 0;
- fseek(file, 0, 0);
- while (left < src->ascii_src.length) {
- ptr = XtMalloc((unsigned)src->ascii_src.piece_size);
- if ((len = fread(ptr, (Size_t)sizeof(unsigned char),
- (Size_t)src->ascii_src.piece_size, file)) < 0)
- XtErrorMsg("readError", "asciiSourceCreate", "XawError",
- "fread returned error.", NULL, NULL);
- piece = AllocNewPiece(src, piece);
- piece->text = ptr;
- piece->used = XawMin(len, src->ascii_src.piece_size);
- left += piece->used;
- }
- }
- else {
- piece = AllocNewPiece(src, NULL);
- piece->text = XtMalloc((unsigned)src->ascii_src.piece_size);
- piece->used = 0;
- }
- return;
- }
- else
- string = src->ascii_src.string;
- }
-
- if (src->ascii_src.use_string_in_place) {
- piece = AllocNewPiece(src, piece);
- piece->used = XawMin(src->ascii_src.length, src->ascii_src.piece_size);
- piece->text = src->ascii_src.string;
- return;
- }
-
- ptr = string;
- left = src->ascii_src.length;
- do {
- piece = AllocNewPiece(src, piece);
-
- piece->text = XtMalloc((unsigned)src->ascii_src.piece_size);
- piece->used = XawMin(left, src->ascii_src.piece_size);
- if (piece->used != 0)
- memcpy(piece->text, ptr, (unsigned)piece->used);
-
- left -= piece->used;
- ptr += piece->used;
- } while (left > 0);
-}
-
-/*
- * Function:
- * AllocNewPiece
- *
- * Parameters:
- * src - AsciiSrc Widget
- * prev - piece just before this one, or NULL
- *
- * Description:
- * Allocates a new piece of memory.
- *
- * Returns:
- * The allocated piece
- */
-static Piece *
-AllocNewPiece(AsciiSrcObject src, Piece *prev)
-{
- Piece *piece = XtNew(Piece);
-
- if (prev == NULL) {
- src->ascii_src.first_piece = piece;
- piece->next = NULL;
- }
- else {
- if (prev->next != NULL)
- (prev->next)->prev = piece;
- piece->next = prev->next;
- prev->next = piece;
- }
-
- piece->prev = prev;
-
- return (piece);
-}
-
-/*
- * Function:
- * FreeAllPieces
- *
- * Parameters:
- * src - AsciiSrc Widget
- *
- * Description:
- * Frees all the pieces.
- */
-static void
-FreeAllPieces(AsciiSrcObject src)
-{
- Piece *next, * first = src->ascii_src.first_piece;
-
-#ifdef DEBUG
- if (first->prev != NULL)
- printf("Xaw AsciiSrc Object: possible memory leak in FreeAllPieces().\n");
-#endif
-
- for (; first != NULL ; first = next) {
- next = first->next;
- RemovePiece(src, first);
- }
-}
-
-/*
- * Function:
- * RemovePiece
- *
- * Parameters:
- * piece - piece to remove
- *
- * Description:
- * Removes a piece from the list.
- */
-static void
-RemovePiece(AsciiSrcObject src, Piece *piece)
-{
- if (piece->prev == NULL)
- src->ascii_src.first_piece = piece->next;
- else
- piece->prev->next = piece->next;
-
- if (piece->next != NULL)
- piece->next->prev = piece->prev;
-
- if (!src->ascii_src.use_string_in_place)
- XtFree(piece->text);
-
- XtFree((char *)piece);
-}
-
-/*
- * Function:
- * FindPiece
- *
- * Parameters:
- * src - AsciiSrc Widget
- * position - position that we are searching for
- * first - position of the first character in this piece (return)
- *
- * Description:
- * Finds the piece containing the position indicated.
- *
- * Returns:
- * the piece that contains this position
- */
-static Piece *
-FindPiece(AsciiSrcObject src, XawTextPosition position, XawTextPosition *first)
-{
- Piece *old_piece, *piece;
- XawTextPosition temp;
-
- for (old_piece = NULL, piece = src->ascii_src.first_piece, temp = 0;
- piece; old_piece = piece, piece = piece->next)
- if ((temp += piece->used) > position) {
- *first = temp - piece->used;
- return (piece);
- }
-
- *first = temp - (old_piece ? old_piece->used : 0);
-
- return (old_piece); /* if we run off the end the return the last piece */
-}
-
-/*
- * Function:
- * BreakPiece
- *
- * Parameters:
- * src - AsciiSrc Widget
- * piece - piece to break
- *
- * Description:
- * Breaks a full piece into two new pieces.
- */
-#define HALF_PIECE (src->ascii_src.piece_size >> 1)
-static void
-BreakPiece(AsciiSrcObject src, Piece *piece)
-{
- Piece *cnew = AllocNewPiece(src, piece);
-
- cnew->text = XtMalloc((unsigned)src->ascii_src.piece_size);
- memcpy(cnew->text, piece->text + HALF_PIECE,
- (unsigned)(src->ascii_src.piece_size - HALF_PIECE));
- piece->used = HALF_PIECE;
- cnew->used = src->ascii_src.piece_size - HALF_PIECE;
-}
-
-/*ARGSUSED*/
-static void
-CvtStringToAsciiType(XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal)
-{
- static XawAsciiType type;
- XrmQuark q;
- char name[7];
-
- XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
- q = XrmStringToQuark(name);
-
- if (q == Qstring)
- type = XawAsciiString;
- else if (q == Qfile)
- type = XawAsciiFile;
- else {
- toVal->size = 0;
- toVal->addr = NULL;
- XtStringConversionWarning((char *)fromVal->addr, XtRAsciiType);
- }
-
- toVal->size = sizeof(XawAsciiType);
- toVal->addr = (XPointer)&type;
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtAsciiTypeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal,
- XtPointer *data)
-{
- static String buffer;
- Cardinal size;
-
- switch (*(XawAsciiType *)fromVal->addr) {
- case XawAsciiFile:
- buffer = XtEfile;
- break;
- case XawAsciiString:
- buffer = XtEstring;
- break;
- default:
- XawTypeToStringWarning(dpy, XtRAsciiType);
- toVal->addr = NULL;
- toVal->size = 0;
- return (False);
- }
-
- size = strlen(buffer) + 1;
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = (XPointer)buffer;
- toVal->size = sizeof(String);
-
- return (True);
-}
-
-/*ARGSUSED*/
-static void
-GetDefaultPieceSize(Widget w, int offset, XrmValue *value)
-{
- static XPointer pagesize;
-
- if (pagesize == NULL) {
- pagesize = (XPointer)((long)_XawGetPageSize());
- if (pagesize < (XPointer)BUFSIZ)
- pagesize = (XPointer)BUFSIZ;
- }
-
- value->addr = (XPointer)&pagesize;
-}
-
-#if (defined(ASCII_STRING) || defined(ASCII_DISK))
-# include <X11/Xaw/Cardinals.h>
-#endif
-
-#ifdef ASCII_STRING
-/*
- * Compatability functions.
- */
-/*
- * Function:
- * AsciiStringSourceCreate
- *
- * Parameters:
- * parent - widget that will own this source
- * args - the argument list
- * num_args - ""
- *
- * Description:
- * Creates a string source.
- *
- * Returns:
- * A pointer to the new text source.
- */
-Widget
-XawStringSourceCreate(Widget parent, ArgList args, Cardinal num_args)
-{
- XawTextSource src;
- ArgList ascii_args;
- Arg temp[2];
-
- XtSetArg(temp[0], XtNtype, XawAsciiString);
- XtSetArg(temp[1], XtNuseStringInPlace, True);
- ascii_args = XtMergeArgLists(temp, TWO, args, num_args);
-
- src = XtCreateWidget("genericAsciiString", asciiSrcObjectClass, parent,
- ascii_args, num_args + TWO);
- XtFree((char *)ascii_args);
-
- return (src);
-}
-
-/*
- * This is hacked up to try to emulate old functionality, it
- * may not work, as I have not old code to test it on.
- *
- * Chris D. Peterson 8/31/89.
- */
-void
-XawTextSetLastPos(Widget w, XawTextPosition lastPos)
-{
- AsciiSrcObject src = (AsciiSrcObject)XawTextGetSource(w);
-
- src->ascii_src.piece_size = lastPos;
-}
-#endif /* ASCII_STRING */
-
-#ifdef ASCII_DISK
-/*
- * Function:
- * AsciiDiskSourceCreate
- *
- * Parameters:
- * parent - widget that will own this source
- * args - argument list
- * num_args - ""
- *
- * Description:
- * Creates a disk source.
- *
- * Returns:
- * A pointer to the new text source
- */
-Widget
-XawDiskSourceCreate(Widget parent, ArgList args, Cardinal num_args)
-{
- XawTextSource src;
- ArgList ascii_args;
- Arg temp[1];
- int i;
-
- XtSetArg(temp[0], XtNtype, XawAsciiFile);
- ascii_args = XtMergeArgLists(temp, ONE, args, num_args);
- num_args++;
-
- for (i = 0; i < num_args; i++)
- if (streq(ascii_args[i].name, XtNfile)
- || streq(ascii_args[i].name, XtCFile))
- ascii_args[i].name = XtNstring;
-
- src = XtCreateWidget("genericAsciiDisk", asciiSrcObjectClass, parent,
- ascii_args, num_args);
- XtFree((char *)ascii_args);
-
- return (src);
-}
-#endif /* ASCII_DISK */
+/*
+
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/*
+ * AsciiSrc.c - AsciiSrc object. (For use with the text widget).
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <errno.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xos.h>
+#include <X11/Xfuncs.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/XawInit.h>
+#include <X11/Xaw/AsciiSrcP.h>
+#include <X11/Xaw/MultiSrcP.h>
+#ifndef OLDXAW
+#include <X11/Xaw/TextSinkP.h>
+#include <X11/Xaw/AsciiSinkP.h>
+#endif
+#include "Private.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#if (defined(ASCII_STRING) || defined(ASCII_DISK))
+#include <X11/Xaw/AsciiText.h> /* for Widget Classes */
+#endif
+
+#ifdef X_NOT_POSIX
+#define Off_t long
+#define Size_t unsigned int
+#else
+#define Off_t off_t
+#define Size_t size_t
+#endif
+
+#define MAGIC_VALUE ((XawTextPosition)-1)
+#define streq(a, b) (strcmp((a), (b)) == 0)
+
+/*
+ * Class Methods
+ */
+static void XawAsciiSrcClassInitialize(void);
+static void XawAsciiSrcDestroy(Widget);
+static void XawAsciiSrcGetValuesHook(Widget, ArgList, Cardinal*);
+static void XawAsciiSrcInitialize(Widget, Widget, ArgList, Cardinal*);
+static Boolean XawAsciiSrcSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static XawTextPosition ReadText(Widget, XawTextPosition, XawTextBlock*, int);
+static int ReplaceText(Widget, XawTextPosition, XawTextPosition,
+ XawTextBlock*);
+static XawTextPosition Scan(Widget, XawTextPosition, XawTextScanType,
+ XawTextScanDirection, int, Bool);
+static XawTextPosition Search(Widget, XawTextPosition, XawTextScanDirection,
+ XawTextBlock*);
+
+/*
+ * Prototypes
+ */
+static Piece *AllocNewPiece(AsciiSrcObject, Piece*);
+static void BreakPiece(AsciiSrcObject, Piece*);
+static Boolean CvtAsciiTypeToString(Display*, XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr, XtPointer*);
+static void CvtStringToAsciiType(XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr);
+static Piece *FindPiece(AsciiSrcObject, XawTextPosition, XawTextPosition*);
+static void FreeAllPieces(AsciiSrcObject);
+static FILE *InitStringOrFile(AsciiSrcObject, Bool);
+static void LoadPieces(AsciiSrcObject, FILE*, char*);
+static void RemoveOldStringOrFile(AsciiSrcObject, Bool);
+static void RemovePiece(AsciiSrcObject, Piece*);
+static String StorePiecesInString(AsciiSrcObject);
+static Bool WriteToFile(String, String, unsigned);
+static Bool WritePiecesToFile(AsciiSrcObject, String);
+static void GetDefaultPieceSize(Widget, int, XrmValue*);
+
+/*
+ * More Prototypes
+ */
+#ifdef ASCII_DISK
+Widget XawAsciiDiskSourceCreate(Widget, ArgList, Cardinal);
+#endif
+#ifdef ASCII_STRING
+Widget XawStringSourceCreate(Widget, ArgList, Cardinal);
+void XawTextSetLastPos(Widget, XawTextPosition);
+#endif
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(AsciiSrcRec, ascii_src.field)
+static XtResource resources[] = {
+ {
+ XtNstring,
+ XtCString,
+ XtRString,
+ sizeof(char*),
+ offset(string),
+ XtRString,
+ NULL
+ },
+ {
+ XtNtype,
+ XtCType,
+ XtRAsciiType,
+ sizeof(XawAsciiType),
+ offset(type),
+ XtRImmediate,
+ (XtPointer)XawAsciiString
+ },
+ {
+ XtNdataCompression,
+ XtCDataCompression,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(data_compression),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNpieceSize,
+ XtCPieceSize,
+ XtRInt,
+ sizeof(XawTextPosition),
+ offset(piece_size),
+ XtRCallProc,
+ (XtPointer)GetDefaultPieceSize
+ },
+#ifdef OLDXAW
+ {
+ XtNcallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(callback),
+ XtRCallback,
+ (XtPointer)NULL
+ },
+#endif
+ {
+ XtNuseStringInPlace,
+ XtCUseStringInPlace,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(use_string_in_place),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNlength,
+ XtCLength,
+ XtRInt,
+ sizeof(int),
+ offset(ascii_length),
+ XtRImmediate,
+ (XtPointer)MAGIC_VALUE
+ },
+#ifdef ASCII_DISK
+ {
+ XtNfile,
+ XtCFile,
+ XtRString,
+ sizeof(String),
+ offset(filename),
+ XtRString,
+ NULL
+ },
+#endif /* ASCII_DISK */
+};
+#undef offset
+
+
+#define Superclass (&textSrcClassRec)
+AsciiSrcClassRec asciiSrcClassRec = {
+ /* object */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "AsciiSrc", /* class_name */
+ sizeof(AsciiSrcRec), /* widget_size */
+ XawAsciiSrcClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawAsciiSrcInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ False, /* compress_exposure */
+ False, /* compress_enterleave */
+ False, /* visible_interest */
+ XawAsciiSrcDestroy, /* destroy */
+ NULL, /* resize */
+ NULL, /* expose */
+ XawAsciiSrcSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ NULL, /* set_values_almost */
+ XawAsciiSrcGetValuesHook, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ NULL, /* query_geometry */
+ NULL, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* text_src */
+ {
+ ReadText, /* Read */
+ ReplaceText, /* Replace */
+ Scan, /* Scan */
+ Search, /* Search */
+ XtInheritSetSelection, /* SetSelection */
+ XtInheritConvertSelection, /* ConvertSelection */
+ },
+ /* ascii_src */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass asciiSrcObjectClass = (WidgetClass)&asciiSrcClassRec;
+
+static XrmQuark Qstring, Qfile;
+
+/*
+ * Implementation
+ */
+/*
+ * Function:
+ * XawAsciiSrcClassInitialize()
+ *
+ * Description:
+ * Initializes the asciiSrcObjectClass and install the converters for
+ * AsciiType <-> String.
+ */
+static void
+XawAsciiSrcClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ Qstring = XrmPermStringToQuark(XtEstring);
+ Qfile = XrmPermStringToQuark(XtEfile);
+ XtAddConverter(XtRString, XtRAsciiType, CvtStringToAsciiType, NULL, 0);
+ XtSetTypeConverter(XtRAsciiType, XtRString, CvtAsciiTypeToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+/*
+ * Function:
+ * XawAsciiSrcInitialize
+ *
+ * Parameters:
+ * request - widget requested by the argument list
+ * cnew - new widget with both resource and non resource values
+ * args - (unused)
+ * num_args - (unused)
+ *
+ * Description:
+ * Initializes the ascii src object.
+ */
+/*ARGSUSED*/
+static void
+XawAsciiSrcInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ AsciiSrcObject src = (AsciiSrcObject)cnew;
+ FILE *file;
+
+ /*
+ * Set correct flags (override resources) depending upon widget class
+ */
+ src->text_src.text_format = XawFmt8Bit;
+
+#ifdef ASCII_DISK
+ if (XtIsSubclass(XtParent(cnew), asciiDiskWidgetClass)) {
+ src->ascii_src.type = XawAsciiFile;
+ src->ascii_src.string = src->ascii_src.filename;
+ }
+#endif
+
+#ifdef ASCII_STRING
+ if (XtIsSubclass(XtParent(cnew), asciiStringWidgetClass)) {
+ src->ascii_src.use_string_in_place = True;
+ src->ascii_src.type = XawAsciiString;
+ }
+#endif
+
+#ifdef OLDXAW
+ src->ascii_src.changes = False;
+#else
+ src->text_src.changed = False;
+#endif
+ src->ascii_src.allocated_string = False;
+
+ if (src->ascii_src.use_string_in_place && src->ascii_src.string == NULL)
+ src->ascii_src.use_string_in_place = False;
+
+ file = InitStringOrFile(src, src->ascii_src.type == XawAsciiFile);
+ LoadPieces(src, file, NULL);
+
+ if (file != NULL)
+ fclose(file);
+}
+
+/*
+ * Function:
+ * ReadText
+ *
+ * Parameters:
+ * w - AsciiSource widget
+ * pos - position of the text to retreive.
+ * text - text block that will contain returned text
+ * length - maximum number of characters to read
+ *
+ * Description:
+ * This function reads the source.
+ *
+ * Returns:
+ * The character position following the retrieved text.
+ */
+static XawTextPosition
+ReadText(Widget w, XawTextPosition pos, XawTextBlock *text, int length)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+ XawTextPosition count, start;
+ Piece *piece;
+#ifndef OLDXAW
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextPosition offset, end = pos + length;
+ Bool state;
+
+ end = XawMin(end, src->ascii_src.length);
+ while ((state = XawTextSourceAnchorAndEntity(w, pos, &anchor, &entity)) &&
+ (entity->flags & XAW_TENTF_HIDE))
+ pos = anchor->position + entity->offset + entity->length;
+ if (state == False ||
+ !(entity->flags & XAW_TENTF_REPLACE)) {
+ while (entity) {
+ offset = anchor->position + entity->offset;
+ if (offset >= end)
+ break;
+ if (offset > pos &&
+ (entity->flags & (XAW_TENTF_HIDE | XAW_TENTF_REPLACE))) {
+ end = XawMin(end, offset);
+ break;
+ }
+ if ((entity = entity->next) == NULL &&
+ (anchor = XawTextSourceNextAnchor(w, anchor)) != NULL)
+ entity = anchor->entities;
+ }
+ }
+ else if (state && (entity->flags & XAW_TENTF_REPLACE) && pos < end) {
+ XawTextBlock *block = (XawTextBlock*)entity->data;
+
+ offset = anchor->position + entity->offset;
+ end = XawMin(end, offset + block->length);
+ if ((length = end - pos) < 0)
+ length = 0;
+ text->length = length;
+ text->format = XawFmt8Bit;
+ if (length == 0) {
+ text->firstPos = end = offset + entity->length;
+ text->ptr = "";
+ }
+ else {
+ text->firstPos = pos;
+ text->ptr = block->ptr + (pos - offset);
+ if (pos + length < offset + block->length)
+ end = pos + length; /* there is data left to be read */
+ else
+ end = offset + entity->length;
+ }
+
+ return (end);
+ }
+
+ if ((length = end - pos) < 0)
+ length = 0;
+#endif
+
+ piece = FindPiece(src, pos, &start);
+ text->firstPos = pos;
+ text->ptr = piece->text + (pos - start);
+ count = piece->used - (pos - start);
+ text->length = Max(0, (length > count) ? count : length);
+ text->format = XawFmt8Bit;
+
+ return (pos + text->length);
+}
+
+/*
+ * Function:
+ * ReplaceText
+ *
+ * Parameters:
+ * w - AsciiSource object
+ * startPos - ends of text that will be replaced
+ * endPos - ""
+ * text - new text to be inserted into buffer at startPos
+ *
+ * Description:
+ * Replaces a block of text with new text.
+ *
+ * Returns:
+ * XawEditDone on success, XawEditError otherwise
+ */
+/*ARGSUSED*/
+static int
+ReplaceText(Widget w, XawTextPosition startPos, XawTextPosition endPos,
+ XawTextBlock *text)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+ Piece *start_piece, *end_piece, *temp_piece;
+ XawTextPosition start_first, end_first;
+ int length, firstPos;
+
+ /*
+ * Editing a read only source is not allowed
+ */
+ if (src->text_src.edit_mode == XawtextRead)
+ return (XawEditError);
+
+ start_piece = FindPiece(src, startPos, &start_first);
+ end_piece = FindPiece(src, endPos, &end_first);
+
+#ifndef OLDXAW
+ /*
+ * This is a big hack, but I can't think about a clever way to know
+ * if the character being moved forward has a negative lbearing.
+ *
+ */
+ if (start_piece->used) {
+ int i;
+
+ for (i = 0; i < src->text_src.num_text; i++) {
+ int line;
+ TextWidget ctx = (TextWidget)src->text_src.text[i];
+
+ for (line = 0; line < ctx->text.lt.lines; line++)
+ if (startPos < ctx->text.lt.info[line + 1].position)
+ break;
+ if (i < ctx->text.lt.lines &&
+ startPos > ctx->text.lt.info[i].position) {
+ AsciiSinkObject sink = (AsciiSinkObject)ctx->text.sink;
+ XawTextAnchor *anchor;
+ XawTextEntity *entity;
+ XawTextProperty *property;
+ XFontStruct *font;
+
+ if (XawTextSourceAnchorAndEntity(w, startPos, &anchor, &entity) &&
+ (property = XawTextSinkGetProperty(ctx->text.sink,
+ entity->property)) != NULL &&
+ (property->mask & XAW_TPROP_FONT))
+ font = property->font;
+ else
+ font = sink->ascii_sink.font;
+
+ if (font->min_bounds.lbearing < 0) {
+ int lbearing = font->min_bounds.lbearing;
+ unsigned char c = *(unsigned char*)
+ (start_piece->text + (startPos - start_first));
+
+ if (c == '\t' || c == '\n')
+ c = ' ';
+ else if ((c & 0177) < XawSP || c == 0177) {
+ if (sink->ascii_sink.display_nonprinting)
+ c = c > 0177 ? '\\' : c + '^';
+ else
+ c = ' ';
+ }
+ if (font->per_char &&
+ (c >= font->min_char_or_byte2 && c <= font->max_char_or_byte2))
+ lbearing = font->per_char[c - font->min_char_or_byte2].lbearing;
+ if (lbearing < 0)
+ _XawTextNeedsUpdating(ctx, startPos - 1, startPos);
+ }
+ }
+ }
+ }
+
+
+#endif
+
+ /*
+ * Remove Old Stuff
+ */
+ if (start_piece != end_piece) {
+ temp_piece = start_piece->next;
+
+ /*
+ * If empty and not the only piece then remove it.
+ */
+ if (((start_piece->used = startPos - start_first) == 0)
+ && !(start_piece->next == NULL && start_piece->prev == NULL))
+ RemovePiece(src, start_piece);
+
+ while (temp_piece != end_piece) {
+ temp_piece = temp_piece->next;
+ RemovePiece(src, temp_piece->prev);
+ }
+
+ end_piece->used -= endPos - end_first;
+ if (end_piece->used != 0)
+ memmove(end_piece->text, end_piece->text + endPos - end_first,
+ (unsigned)end_piece->used);
+ }
+ else { /* We are fully in one piece */
+ if ((start_piece->used -= endPos - startPos) == 0) {
+ if (!(start_piece->next == NULL && start_piece->prev == NULL))
+ RemovePiece(src, start_piece);
+ }
+ else {
+ memmove(start_piece->text + (startPos - start_first),
+ start_piece->text + (endPos - start_first),
+ (unsigned)(start_piece->used - (startPos - start_first)));
+ if (src->ascii_src.use_string_in_place
+ && src->ascii_src.length - (endPos - startPos)
+ < src->ascii_src.piece_size - 1)
+ start_piece->text[src->ascii_src.length - (endPos - startPos)] =
+ '\0';
+ }
+ }
+
+ src->ascii_src.length += -(endPos - startPos) + text->length;
+
+ if ( text->length != 0) {
+ /*
+ * Put in the New Stuff
+ */
+ start_piece = FindPiece(src, startPos, &start_first);
+
+ length = text->length;
+ firstPos = text->firstPos;
+
+ while (length > 0) {
+ char *ptr;
+ int fill;
+
+ if (src->ascii_src.use_string_in_place) {
+ if (start_piece->used == src->ascii_src.piece_size - 1) {
+ /*
+ * If we are in ascii string emulation mode. Then the
+ * string is not allowed to grow
+ */
+ start_piece->used = src->ascii_src.length =
+ src->ascii_src.piece_size - 1;
+ start_piece->text[src->ascii_src.length] = '\0';
+ return (XawEditError);
+ }
+ }
+
+ if (start_piece->used == src->ascii_src.piece_size) {
+ BreakPiece(src, start_piece);
+ start_piece = FindPiece(src, startPos, &start_first);
+ }
+
+ fill = Min((int)(src->ascii_src.piece_size - start_piece->used),
+ length);
+
+ ptr = start_piece->text + (startPos - start_first);
+ memmove(ptr + fill, ptr,
+ (unsigned)(start_piece->used - (startPos - start_first)));
+ memcpy(ptr, text->ptr + firstPos, (unsigned)fill);
+
+ startPos += fill;
+ firstPos += fill;
+ start_piece->used += fill;
+ length -= fill;
+ }
+ }
+
+ if (src->ascii_src.use_string_in_place)
+ start_piece->text[start_piece->used] = '\0';
+
+#ifdef OLDXAW
+ src->ascii_src.changes = True;
+ XtCallCallbacks(w, XtNcallback, NULL);
+#endif
+
+ return (XawEditDone);
+}
+
+/*
+ * Function:
+ * Scan
+ *
+ * Parameters:
+ * w - AsciiSource object
+ * position - position to start scanning
+ * type - type of thing to scan for
+ * dir - direction to scan
+ * count - which occurance if this thing to search for.
+ * include - whether or not to include the character found in
+ * the position that is returned
+ *
+ * Description:
+ * Scans the text source for the number and type of item specified.
+ *
+ * Returns:
+ * The position of the item found
+ *
+ * Note:
+ * While there are only 'n' characters in the file there are n+1
+ * possible cursor positions (one before the first character and
+ * one after the last character
+ */
+static XawTextPosition
+Scan(Widget w, register XawTextPosition position, XawTextScanType type,
+ XawTextScanDirection dir, int count, Bool include)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+ Piece *piece;
+ XawTextPosition first, first_eol_position = 0;
+ register char *ptr, *lim;
+ register int cnt = count;
+ register unsigned char c;
+
+ if (dir == XawsdLeft) {
+ if (position <= 0)
+ return (0);
+ --position;
+ }
+ else if (position >= src->ascii_src.length)
+ return (src->ascii_src.length);
+
+ piece = FindPiece(src, position, &first);
+ if (piece->used == 0)
+ return (0);
+
+ ptr = (position - first) + piece->text;
+
+ if (dir == XawsdRight) {
+ lim = piece->text + piece->used;
+ switch (type) {
+ case XawstEOL:
+ case XawstParagraph:
+ case XawstWhiteSpace:
+ case XawstAlphaNumeric:
+ for (; cnt > 0; cnt--) {
+ Bool non_space = False, first_eol = True;
+
+ /*CONSTCOND*/
+ while (True) {
+ if (ptr >= lim) {
+ piece = piece->next;
+ if (piece == NULL) /* End of text */
+ return (src->ascii_src.length);
+ ptr = piece->text;
+ lim = piece->text + piece->used;
+ }
+
+ c = *ptr++;
+ ++position;
+
+ if (type == XawstEOL) {
+ if (c == '\n')
+ break;
+ }
+ else if (type == XawstAlphaNumeric) {
+ if (!isalnum(c)) {
+ if (non_space)
+ break;
+ }
+ else
+ non_space = True;
+ }
+ else if (type == XawstWhiteSpace) {
+ if (isspace(c)) {
+ if (non_space)
+ break;
+ }
+ else
+ non_space = True;
+ }
+ else { /* XawstParagraph */
+ if (first_eol) {
+ if (c == '\n') {
+ first_eol_position = position;
+ first_eol = False;
+ }
+ }
+ else if (c == '\n')
+ break;
+ else if (!isspace(c))
+ first_eol = True;
+ }
+ }
+ }
+ break;
+ case XawstPositions:
+ position += count;
+ return (position < src->ascii_src.length ?
+ position : src->ascii_src.length);
+ case XawstAll:
+ return (src->ascii_src.length);
+ default:
+ break;
+ }
+ if (!include) {
+ if (type == XawstParagraph)
+ position = first_eol_position;
+ if (count)
+ --position;
+ }
+ }
+ else {
+ lim = piece->text;
+ switch (type) {
+ case XawstEOL:
+ case XawstParagraph:
+ case XawstWhiteSpace:
+ case XawstAlphaNumeric:
+ for (; cnt > 0; cnt--) {
+ Bool non_space = False, first_eol = True;
+
+ /*CONSTCOND*/
+ while (True) {
+ if (ptr < lim) {
+ piece = piece->prev;
+ if (piece == NULL) /* Begining of text */
+ return (0);
+ ptr = piece->text + piece->used - 1;
+ lim = piece->text;
+ }
+
+ c = *ptr--;
+ --position;
+
+ if (type == XawstEOL) {
+ if (c == '\n')
+ break;
+ }
+ else if (type == XawstAlphaNumeric) {
+ if (!isalnum(c)) {
+ if (non_space)
+ break;
+ }
+ else
+ non_space = True;
+ }
+ else if (type == XawstWhiteSpace) {
+ if (isspace(c)) {
+ if (non_space)
+ break;
+ }
+ else
+ non_space = True;
+ }
+ else { /* XawstParagraph */
+ if (first_eol) {
+ if (c == '\n') {
+ first_eol_position = position;
+ first_eol = False;
+ }
+ }
+ else if (c == '\n')
+ break;
+ else if (!isspace(c))
+ first_eol = True;
+ }
+ }
+ }
+ break;
+ case XawstPositions:
+ position -= count - 1;
+ return (position > 0 ? position : 0);
+ case XawstAll:
+ return (0);
+ default:
+ break;
+ }
+ if (!include) {
+ if (type == XawstParagraph)
+ position = first_eol_position;
+ if (count)
+ ++position;
+ }
+ position++;
+ }
+
+ return (position);
+}
+
+/*
+ * Function:
+ * Search
+ *
+ * Parameters:
+ * w - AsciiSource object
+ * position - the position to start scanning
+ * dir - direction to scan
+ * text - text block to search for
+ *
+ * Description:
+ * Searchs the text source for the text block passed.
+ *
+ * Returns:
+ * The position of the item found
+ */
+static XawTextPosition
+Search(Widget w, register XawTextPosition position, XawTextScanDirection dir,
+ XawTextBlock *text)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+ register int count = 0;
+ register char *ptr, c;
+ char *str;
+ Piece *piece;
+ char *buf;
+ XawTextPosition first;
+ int cnt, case_sensitive;
+
+ if (dir == XawsdLeft) {
+ if (position == 0)
+ return (XawTextSearchError);
+ position--;
+ }
+
+ buf = XtMalloc((unsigned)sizeof(unsigned char) * text->length);
+ memcpy(buf, text->ptr, (unsigned)text->length);
+ piece = FindPiece(src, position, &first);
+ ptr = (position - first) + piece->text;
+ case_sensitive = text->firstPos;
+
+ if (dir == XawsdRight) {
+ str = buf;
+ c = *str;
+ /*CONSTCOND*/
+ while (1) {
+ if (*ptr++ == c
+ || (case_sensitive && isalpha(c) && isalpha(ptr[-1])
+ && toupper(c) == toupper(ptr[-1]))) {
+ if (++count == text->length)
+ break;
+ c = *++str;
+ }
+ else if (count) {
+ ptr -= count;
+ str -= count;
+ position -= count;
+ count = 0;
+ c = *str;
+
+ if (ptr < piece->text) {
+ do {
+ cnt = piece->text - ptr;
+ piece = piece->prev;
+ if (piece == NULL) {
+ XtFree(buf);
+ return (XawTextSearchError);
+ }
+ ptr = piece->text + piece->used - cnt;
+ } while (ptr < piece->text);
+ }
+ }
+ position++;
+ if (ptr >= (piece->text + piece->used)) {
+ do {
+ cnt = ptr - (piece->text + piece->used);
+ piece = piece->next;
+ if (piece == NULL) {
+ XtFree(buf);
+ return (XawTextSearchError);
+ }
+ ptr = piece->text + cnt;
+ } while (ptr >= (piece->text + piece->used));
+ }
+ }
+
+ position -= text->length - 1;
+ }
+ else {
+ str = buf + text->length - 1;
+ c = *str;
+ /*CONSTCOND*/
+ while (1) {
+ if (*ptr-- == c
+ || (case_sensitive && isalpha(c) && isalpha(ptr[1])
+ && toupper(c) == toupper(ptr[1]))) {
+ if (++count == text->length)
+ break;
+ c = *--str;
+ }
+ else if (count) {
+ ptr += count;
+ str += count;
+ position += count;
+ count = 0;
+ c = *str;
+
+ if (ptr >= (piece->text + piece->used)) {
+ do {
+ cnt = ptr - (piece->text + piece->used);
+ piece = piece->next;
+ if (piece == NULL) {
+ XtFree(buf);
+ return (XawTextSearchError);
+ }
+ ptr = piece->text + cnt;
+ } while (ptr >= (piece->text + piece->used));
+ }
+ }
+ position--;
+ if (ptr < piece->text) {
+ do {
+ cnt = piece->text - ptr;
+ piece = piece->prev;
+ if (piece == NULL) {
+ XtFree(buf);
+ return (XawTextSearchError);
+ }
+ ptr = piece->text + piece->used - cnt;
+ } while (ptr < piece->text);
+ }
+ }
+ }
+
+ XtFree(buf);
+
+ return (position);
+}
+
+/*
+ * Function:
+ * XawAsciiSrcSetValues
+ *
+ * Parameters:
+ * current - current state of the widget
+ * request - what was requested
+ * cnew - what the widget will become
+ * args - representation of changed resources
+ * num_args - number of resources that have changed
+ *
+ * Description:
+ * Sets the values for the AsciiSource.
+ *
+ * Returns:
+ * True if redisplay is needed
+ */
+static Boolean
+XawAsciiSrcSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ AsciiSrcObject src = (AsciiSrcObject)cnew;
+ AsciiSrcObject old_src = (AsciiSrcObject)current;
+ Bool total_reset = False, string_set = False;
+ FILE *file;
+ unsigned int i;
+
+ if (old_src->ascii_src.use_string_in_place
+ != src->ascii_src.use_string_in_place) {
+ XtAppWarning(XtWidgetToApplicationContext(cnew),
+ "AsciiSrc: The XtNuseStringInPlace resource may "
+ "not be changed.");
+ src->ascii_src.use_string_in_place =
+ old_src->ascii_src.use_string_in_place;
+ }
+
+ for (i = 0; i < *num_args ; i++)
+ if (streq(args[i].name, XtNstring)) {
+ string_set = True;
+ break;
+ }
+
+ if (string_set || (old_src->ascii_src.type != src->ascii_src.type)) {
+ RemoveOldStringOrFile(old_src, string_set); /* remove old info */
+ file = InitStringOrFile(src, string_set); /* Init new info */
+ LoadPieces(src, file, NULL); /* load new info into internal buffers */
+ if (file != NULL)
+ fclose(file);
+#ifndef OLDXAW
+ for (i = 0; i < src->text_src.num_text; i++)
+ /* Tell text widget what happened */
+ XawTextSetSource(src->text_src.text[i], cnew, 0);
+#else
+ XawTextSetSource(XtParent(cnew), cnew, 0);
+#endif
+ total_reset = True;
+ }
+
+ if (old_src->ascii_src.ascii_length != src->ascii_src.ascii_length)
+ src->ascii_src.piece_size = src->ascii_src.ascii_length + 1;
+
+ if (!total_reset &&
+ old_src->ascii_src.piece_size != src->ascii_src.piece_size) {
+ String string = StorePiecesInString(old_src);
+
+ FreeAllPieces(old_src);
+ LoadPieces(src, NULL, string);
+ XtFree(string);
+ }
+
+ return (False);
+}
+
+/*
+ * Function:
+ * XawAsciiSrcGetValuesHook
+ *
+ * Parameters:
+ * w - AsciiSource Widget
+ * args - argument list
+ * num_args - number of args
+ *
+ * Description:
+ * This is a get values hook routine that sets the
+ * values specific to the ascii source.
+ */
+static void
+XawAsciiSrcGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+ unsigned int i;
+
+ if (src->ascii_src.type == XawAsciiString) {
+ for (i = 0; i < *num_args ; i++)
+ if (streq(args[i].name, XtNstring)) {
+ if (src->ascii_src.use_string_in_place)
+ *((char **)args[i].value) = src->ascii_src.first_piece->text;
+ else if (XawAsciiSave(w)) /* If save sucessful */
+ *((char **)args[i].value) = src->ascii_src.string;
+ break;
+ }
+ }
+ }
+
+/*
+ * Function:
+ * XawAsciiSrcDestroy
+ *
+ * Parameters:
+ * src - Ascii source object to free
+ *
+ * Description:
+ * Destroys an ascii source (frees all data)
+ */
+static void
+XawAsciiSrcDestroy(Widget w)
+{
+ RemoveOldStringOrFile((AsciiSrcObject) w, True);
+}
+
+/*
+ * Public routines
+ */
+/*
+ * Function:
+ * XawAsciiSourceFreeString
+ *
+ * Parameters:
+ * w - AsciiSrc widget
+ *
+ * Description:
+ * Frees the string returned by a get values call
+ * on the string when the source is of type string.
+ */
+void
+XawAsciiSourceFreeString(Widget w)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+
+ /* If the src is really a multi, call the multi routine */
+ if (XtIsSubclass(w, multiSrcObjectClass)) {
+ _XawMultiSourceFreeString(w);
+ return;
+ }
+ else if (!XtIsSubclass(w, asciiSrcObjectClass)) {
+ XtErrorMsg("bad argument", "asciiSource", "XawError",
+ "XawAsciiSourceFreeString's parameter must be "
+ "an asciiSrc or multiSrc.",
+ NULL, NULL);
+ }
+
+ if (src->ascii_src.allocated_string && src->ascii_src.type != XawAsciiFile) {
+ src->ascii_src.allocated_string = False;
+ XtFree(src->ascii_src.string);
+ src->ascii_src.string = NULL;
+ }
+}
+
+/*
+ * Function:
+ * XawAsciiSave
+ *
+ * Parameters:
+ * w - asciiSrc Widget
+ *
+ * Description:
+ * Saves all the pieces into a file or string as required.
+ *
+ * Returns:
+ * True if the save was successful
+ */
+Bool
+XawAsciiSave(Widget w)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+
+ /* If the src is really a multi, call the multi save */
+ if (XtIsSubclass(w, multiSrcObjectClass ))
+ return (_XawMultiSave(w));
+
+ else if (!XtIsSubclass(w, asciiSrcObjectClass))
+ XtErrorMsg("bad argument", "asciiSource", "XawError",
+ "XawAsciiSave's parameter must be an asciiSrc or multiSrc.",
+ NULL, NULL);
+
+ /*
+ * If using the string in place then there is no need to play games
+ * to get the internal info into a readable string.
+ */
+ if (src->ascii_src.use_string_in_place)
+ return (True);
+
+ if (src->ascii_src.type == XawAsciiFile) {
+#ifdef OLDXAW
+ if (!src->ascii_src.changes)
+#else
+ if (!src->text_src.changed) /* No changes to save */
+#endif
+ return (True);
+
+ if (WritePiecesToFile(src, src->ascii_src.string) == False)
+ return (False);
+ }
+ else {
+ if (src->ascii_src.allocated_string == True)
+ XtFree(src->ascii_src.string);
+ else
+ src->ascii_src.allocated_string = True;
+
+ src->ascii_src.string = StorePiecesInString(src);
+ }
+#ifdef OLDXAW
+ src->ascii_src.changes = False;
+#else
+ src->text_src.changed = False;
+#endif
+
+ return (True);
+}
+
+/*
+ * Function:
+ * XawAsciiSaveAsFile
+ *
+ * Arguments:
+ * w - AsciiSrc widget
+ * name - name of the file to save this file into
+ *
+ * Description:
+ * Save the current buffer as a file.
+ *
+ * Returns:
+ * True if the save was sucessful
+ */
+Bool
+XawAsciiSaveAsFile(Widget w, _Xconst char *name)
+{
+ AsciiSrcObject src = (AsciiSrcObject)w;
+ Bool ret;
+
+ /* If the src is really a multi, call the multi save */
+
+ if (XtIsSubclass( w, multiSrcObjectClass))
+ return (_XawMultiSaveAsFile(w, name));
+
+ else if (!XtIsSubclass(w, asciiSrcObjectClass))
+ XtErrorMsg("bad argument", "asciiSource", "XawError",
+ "XawAsciiSaveAsFile's 1st parameter must be an "
+ "asciiSrc or multiSrc.",
+ NULL, NULL);
+
+ if (src->ascii_src.type == XawAsciiFile)
+ ret = WritePiecesToFile(src, (String)name);
+ else {
+ String string = StorePiecesInString(src);
+
+ ret = WriteToFile(string, (String)name, src->ascii_src.length);
+ XtFree(string);
+ }
+
+ return (ret);
+}
+
+/*
+ * Function:
+ * XawAsciiSourceChanged
+ *
+ * Parameters:
+ * w - ascii source widget
+ *
+ * Description:
+ * Returns true if the source has changed since last saved.
+ *
+ * Returns:
+ * A Boolean (see description).
+ */
+Bool
+XawAsciiSourceChanged(Widget w)
+{
+#ifdef OLDXAW
+ if (XtIsSubclass(w, multiSrcObjectClass))
+ return (((MultiSrcObject)w)->multi_src.changes);
+
+ if (XtIsSubclass(w, asciiSrcObjectClass))
+ return (((AsciiSrcObject)w)->ascii_src.changes);
+#else
+ if (XtIsSubclass(w, textSrcObjectClass))
+ return (((TextSrcObject)w)->textSrc.changed);
+#endif
+ XtErrorMsg("bad argument", "asciiSource", "XawError",
+ "XawAsciiSourceChanged parameter must be an "
+ "asciiSrc or multiSrc.",
+ NULL, NULL);
+
+ return (True);
+}
+
+/*
+ * Private Functions
+ */
+static void
+RemoveOldStringOrFile(AsciiSrcObject src, Bool checkString)
+{
+ FreeAllPieces(src);
+
+ if (checkString && src->ascii_src.allocated_string) {
+ XtFree(src->ascii_src.string);
+ src->ascii_src.allocated_string = False;
+ src->ascii_src.string = NULL;
+ }
+}
+
+/*
+ * Function:
+ * WriteToFile
+ *
+ * Parameters:
+ * string - string to write
+ * name - the name of the file
+ *
+ * Description:
+ * Write the string specified to the begining of the file specified.
+ *
+ * Returns:
+ * returns True if sucessful, False otherwise
+ */
+static Bool
+WriteToFile(String string, String name, unsigned length)
+{
+ int fd;
+
+ if ((fd = creat(name, 0666)) == -1)
+ return (False);
+
+ if (write(fd, string, length) == -1) {
+ close(fd);
+ return (False);
+ }
+
+ if (close(fd) == -1)
+ return (False);
+
+ return (True);
+}
+
+/*
+ * Function:
+ * WritePiecesToFile
+ *
+ * Parameters:
+ * src - ascii source object
+ * name - name of the file
+ *
+ * Description:
+ * Almost identical to WriteToFile, but only works for ascii src objects
+ * of type XawAsciiFile. This function avoids allocating temporary memory,
+ * what can be useful when editing very large files.
+ *
+ * Returns:
+ * returns True if sucessful, False otherwise
+ */
+static Bool
+WritePiecesToFile(AsciiSrcObject src, String name)
+{
+ Piece *piece;
+ int fd;
+
+ if (src->ascii_src.data_compression) {
+ Piece *tmp;
+
+ piece = src->ascii_src.first_piece;
+ while (piece) {
+ int bytes = src->ascii_src.piece_size - piece->used;
+
+ if (bytes > 0 && (tmp = piece->next) != NULL) {
+ bytes = XawMin(bytes, tmp->used);
+ memcpy(piece->text + piece->used, tmp->text, bytes);
+ memmove(tmp->text, tmp->text + bytes, tmp->used - bytes);
+ piece->used += bytes;
+ if ((tmp->used -= bytes) == 0) {
+ RemovePiece(src, tmp);
+ continue;
+ }
+ }
+ piece = piece->next;
+ }
+ }
+
+ if ((fd = creat(name, 0666)) == -1)
+ return (False);
+
+ for (piece = src->ascii_src.first_piece; piece; piece = piece->next)
+ if (write(fd, piece->text, piece->used) == -1) {
+ close(fd);
+ return (False);
+ }
+
+ if (close(fd) == -1)
+ return (False);
+
+ return (True);
+}
+
+/*
+ * Function:
+ * StorePiecesInString
+ *
+ * Parameters:
+ * data - ascii pointer data
+ *
+ * Description:
+ * Store the pieces in memory into a standard ascii string.
+ */
+static String
+StorePiecesInString(AsciiSrcObject src)
+{
+ String string;
+ XawTextPosition first;
+ Piece *piece;
+
+ string = XtMalloc((unsigned)(src->ascii_src.length + 1));
+
+ for (first = 0, piece = src->ascii_src.first_piece ; piece != NULL;
+ first += piece->used, piece = piece->next)
+ memcpy(string + first, piece->text, (unsigned)piece->used);
+
+ string[src->ascii_src.length] = '\0';
+
+ /*
+ * This will refill all pieces to capacity
+ */
+ if (src->ascii_src.data_compression) {
+ FreeAllPieces(src);
+ LoadPieces(src, NULL, string);
+ }
+
+ return (string);
+}
+
+/*
+ * Function:
+ * InitStringOrFile
+ *
+ * Parameters:
+ * src - AsciiSource
+ *
+ * Description:
+ * Initializes the string or file.
+ */
+static FILE *
+InitStringOrFile(AsciiSrcObject src, Bool newString)
+{
+ mode_t open_mode = 0;
+ const char *fdopen_mode = NULL;
+ int fd;
+ FILE *file;
+
+ if (src->ascii_src.type == XawAsciiString) {
+ if (src->ascii_src.string == NULL)
+ src->ascii_src.length = 0;
+
+ else if (!src->ascii_src.use_string_in_place) {
+ src->ascii_src.string = XtNewString(src->ascii_src.string);
+ src->ascii_src.allocated_string = True;
+ src->ascii_src.length = strlen(src->ascii_src.string);
+ }
+
+ if (src->ascii_src.use_string_in_place) {
+ if (src->ascii_src.string != NULL)
+ src->ascii_src.length = strlen(src->ascii_src.string);
+ /* In case the length resource is incorrectly set */
+ if (src->ascii_src.length > src->ascii_src.ascii_length)
+ src->ascii_src.ascii_length = src->ascii_src.length;
+
+ if (src->ascii_src.ascii_length == MAGIC_VALUE)
+ src->ascii_src.piece_size = src->ascii_src.length;
+ else
+ src->ascii_src.piece_size = src->ascii_src.ascii_length + 1;
+ }
+
+ return (NULL);
+ }
+
+ /*
+ * type is XawAsciiFile
+ */
+ src->ascii_src.is_tempfile = False;
+
+ switch (src->text_src.edit_mode) {
+ case XawtextRead:
+ if (src->ascii_src.string == NULL)
+ XtErrorMsg("NoFile", "asciiSourceCreate", "XawError",
+ "Creating a read only disk widget and no file specified.",
+ NULL, NULL);
+ open_mode = O_RDONLY;
+ fdopen_mode = "r";
+ break;
+ case XawtextAppend:
+ case XawtextEdit:
+ if (src->ascii_src.string == NULL) {
+ src->ascii_src.string = "*ascii-src*";
+ src->ascii_src.is_tempfile = True;
+ }
+ else {
+/* O_NOFOLLOW is a FreeBSD & Linux extension */
+#ifdef O_NOFOLLOW
+ open_mode = O_RDWR | O_NOFOLLOW;
+#else
+ open_mode = O_RDWR; /* unsafe; subject to race conditions */
+#endif /* O_NOFOLLOW */
+ fdopen_mode = "r+";
+ }
+ break;
+ default:
+ XtErrorMsg("badMode", "asciiSourceCreate", "XawError",
+ "Bad editMode for ascii source; must be Read, "
+ "Append or Edit.",
+ NULL, NULL);
+ }
+
+ /* If is_tempfile, allocate a private copy of the text
+ * Unlikely to be changed, just to set allocated_string */
+ if (newString || src->ascii_src.is_tempfile) {
+ src->ascii_src.string = XtNewString(src->ascii_src.string);
+ src->ascii_src.allocated_string = True;
+ }
+
+ if (!src->ascii_src.is_tempfile) {
+ if ((fd = open(src->ascii_src.string, open_mode, 0666)) != -1) {
+ if ((file = fdopen(fd, fdopen_mode))) {
+ (void)fseek(file, 0, SEEK_END);
+ src->ascii_src.length = (XawTextPosition)ftell(file);
+ return (file);
+ }
+ }
+ {
+ String params[2];
+ Cardinal num_params = 2;
+
+ params[0] = src->ascii_src.string;
+ params[1] = strerror(errno);
+ XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src),
+ "openError", "asciiSourceCreate", "XawWarning",
+ "Cannot open file %s; %s", params, &num_params);
+ }
+ }
+ src->ascii_src.length = 0;
+ return (NULL);
+}
+
+static void
+LoadPieces(AsciiSrcObject src, FILE *file, char *string)
+{
+ char *ptr;
+ Piece *piece = NULL;
+ XawTextPosition left;
+
+ if (string == NULL) {
+ if (src->ascii_src.type == XawAsciiFile) {
+ if (src->ascii_src.length != 0) {
+ int len;
+
+ left = 0;
+ fseek(file, 0, 0);
+ while (left < src->ascii_src.length) {
+ ptr = XtMalloc((unsigned)src->ascii_src.piece_size);
+ if ((len = fread(ptr, (Size_t)sizeof(unsigned char),
+ (Size_t)src->ascii_src.piece_size, file)) < 0)
+ XtErrorMsg("readError", "asciiSourceCreate", "XawError",
+ "fread returned error.", NULL, NULL);
+ piece = AllocNewPiece(src, piece);
+ piece->text = ptr;
+ piece->used = XawMin(len, src->ascii_src.piece_size);
+ left += piece->used;
+ }
+ }
+ else {
+ piece = AllocNewPiece(src, NULL);
+ piece->text = XtMalloc((unsigned)src->ascii_src.piece_size);
+ piece->used = 0;
+ }
+ return;
+ }
+ else
+ string = src->ascii_src.string;
+ }
+
+ if (src->ascii_src.use_string_in_place) {
+ piece = AllocNewPiece(src, piece);
+ piece->used = XawMin(src->ascii_src.length, src->ascii_src.piece_size);
+ piece->text = src->ascii_src.string;
+ return;
+ }
+
+ ptr = string;
+ left = src->ascii_src.length;
+ do {
+ piece = AllocNewPiece(src, piece);
+
+ piece->text = XtMalloc((unsigned)src->ascii_src.piece_size);
+ piece->used = XawMin(left, src->ascii_src.piece_size);
+ if (piece->used != 0)
+ memcpy(piece->text, ptr, (unsigned)piece->used);
+
+ left -= piece->used;
+ ptr += piece->used;
+ } while (left > 0);
+}
+
+/*
+ * Function:
+ * AllocNewPiece
+ *
+ * Parameters:
+ * src - AsciiSrc Widget
+ * prev - piece just before this one, or NULL
+ *
+ * Description:
+ * Allocates a new piece of memory.
+ *
+ * Returns:
+ * The allocated piece
+ */
+static Piece *
+AllocNewPiece(AsciiSrcObject src, Piece *prev)
+{
+ Piece *piece = XtNew(Piece);
+
+ if (prev == NULL) {
+ src->ascii_src.first_piece = piece;
+ piece->next = NULL;
+ }
+ else {
+ if (prev->next != NULL)
+ (prev->next)->prev = piece;
+ piece->next = prev->next;
+ prev->next = piece;
+ }
+
+ piece->prev = prev;
+
+ return (piece);
+}
+
+/*
+ * Function:
+ * FreeAllPieces
+ *
+ * Parameters:
+ * src - AsciiSrc Widget
+ *
+ * Description:
+ * Frees all the pieces.
+ */
+static void
+FreeAllPieces(AsciiSrcObject src)
+{
+ Piece *next, * first = src->ascii_src.first_piece;
+
+#ifdef DEBUG
+ if (first->prev != NULL)
+ printf("Xaw AsciiSrc Object: possible memory leak in FreeAllPieces().\n");
+#endif
+
+ for (; first != NULL ; first = next) {
+ next = first->next;
+ RemovePiece(src, first);
+ }
+}
+
+/*
+ * Function:
+ * RemovePiece
+ *
+ * Parameters:
+ * piece - piece to remove
+ *
+ * Description:
+ * Removes a piece from the list.
+ */
+static void
+RemovePiece(AsciiSrcObject src, Piece *piece)
+{
+ if (piece->prev == NULL)
+ src->ascii_src.first_piece = piece->next;
+ else
+ piece->prev->next = piece->next;
+
+ if (piece->next != NULL)
+ piece->next->prev = piece->prev;
+
+ if (!src->ascii_src.use_string_in_place)
+ XtFree(piece->text);
+
+ XtFree((char *)piece);
+}
+
+/*
+ * Function:
+ * FindPiece
+ *
+ * Parameters:
+ * src - AsciiSrc Widget
+ * position - position that we are searching for
+ * first - position of the first character in this piece (return)
+ *
+ * Description:
+ * Finds the piece containing the position indicated.
+ *
+ * Returns:
+ * the piece that contains this position
+ */
+static Piece *
+FindPiece(AsciiSrcObject src, XawTextPosition position, XawTextPosition *first)
+{
+ Piece *old_piece, *piece;
+ XawTextPosition temp;
+
+ for (old_piece = NULL, piece = src->ascii_src.first_piece, temp = 0;
+ piece; old_piece = piece, piece = piece->next)
+ if ((temp += piece->used) > position) {
+ *first = temp - piece->used;
+ return (piece);
+ }
+
+ *first = temp - (old_piece ? old_piece->used : 0);
+
+ return (old_piece); /* if we run off the end the return the last piece */
+}
+
+/*
+ * Function:
+ * BreakPiece
+ *
+ * Parameters:
+ * src - AsciiSrc Widget
+ * piece - piece to break
+ *
+ * Description:
+ * Breaks a full piece into two new pieces.
+ */
+#define HALF_PIECE (src->ascii_src.piece_size >> 1)
+static void
+BreakPiece(AsciiSrcObject src, Piece *piece)
+{
+ Piece *cnew = AllocNewPiece(src, piece);
+
+ cnew->text = XtMalloc((unsigned)src->ascii_src.piece_size);
+ memcpy(cnew->text, piece->text + HALF_PIECE,
+ (unsigned)(src->ascii_src.piece_size - HALF_PIECE));
+ piece->used = HALF_PIECE;
+ cnew->used = src->ascii_src.piece_size - HALF_PIECE;
+}
+
+/*ARGSUSED*/
+static void
+CvtStringToAsciiType(XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal)
+{
+ static XawAsciiType type;
+ XrmQuark q;
+ char name[7];
+
+ XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
+ q = XrmStringToQuark(name);
+
+ if (q == Qstring)
+ type = XawAsciiString;
+ else if (q == Qfile)
+ type = XawAsciiFile;
+ else {
+ toVal->size = 0;
+ toVal->addr = NULL;
+ XtStringConversionWarning((char *)fromVal->addr, XtRAsciiType);
+ }
+
+ toVal->size = sizeof(XawAsciiType);
+ toVal->addr = (XPointer)&type;
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtAsciiTypeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal,
+ XtPointer *data)
+{
+ static String buffer;
+ Cardinal size;
+
+ switch (*(XawAsciiType *)fromVal->addr) {
+ case XawAsciiFile:
+ buffer = XtEfile;
+ break;
+ case XawAsciiString:
+ buffer = XtEstring;
+ break;
+ default:
+ XawTypeToStringWarning(dpy, XtRAsciiType);
+ toVal->addr = NULL;
+ toVal->size = 0;
+ return (False);
+ }
+
+ size = strlen(buffer) + 1;
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = (XPointer)buffer;
+ toVal->size = sizeof(String);
+
+ return (True);
+}
+
+/*ARGSUSED*/
+static void
+GetDefaultPieceSize(Widget w, int offset, XrmValue *value)
+{
+ static XPointer pagesize;
+
+ if (pagesize == NULL) {
+ pagesize = (XPointer)((long)_XawGetPageSize());
+ if (pagesize < (XPointer)BUFSIZ)
+ pagesize = (XPointer)BUFSIZ;
+ }
+
+ value->addr = (XPointer)&pagesize;
+}
+
+#if (defined(ASCII_STRING) || defined(ASCII_DISK))
+# include <X11/Xaw/Cardinals.h>
+#endif
+
+#ifdef ASCII_STRING
+/*
+ * Compatability functions.
+ */
+/*
+ * Function:
+ * AsciiStringSourceCreate
+ *
+ * Parameters:
+ * parent - widget that will own this source
+ * args - the argument list
+ * num_args - ""
+ *
+ * Description:
+ * Creates a string source.
+ *
+ * Returns:
+ * A pointer to the new text source.
+ */
+Widget
+XawStringSourceCreate(Widget parent, ArgList args, Cardinal num_args)
+{
+ XawTextSource src;
+ ArgList ascii_args;
+ Arg temp[2];
+
+ XtSetArg(temp[0], XtNtype, XawAsciiString);
+ XtSetArg(temp[1], XtNuseStringInPlace, True);
+ ascii_args = XtMergeArgLists(temp, TWO, args, num_args);
+
+ src = XtCreateWidget("genericAsciiString", asciiSrcObjectClass, parent,
+ ascii_args, num_args + TWO);
+ XtFree((char *)ascii_args);
+
+ return (src);
+}
+
+/*
+ * This is hacked up to try to emulate old functionality, it
+ * may not work, as I have not old code to test it on.
+ *
+ * Chris D. Peterson 8/31/89.
+ */
+void
+XawTextSetLastPos(Widget w, XawTextPosition lastPos)
+{
+ AsciiSrcObject src = (AsciiSrcObject)XawTextGetSource(w);
+
+ src->ascii_src.piece_size = lastPos;
+}
+#endif /* ASCII_STRING */
+
+#ifdef ASCII_DISK
+/*
+ * Function:
+ * AsciiDiskSourceCreate
+ *
+ * Parameters:
+ * parent - widget that will own this source
+ * args - argument list
+ * num_args - ""
+ *
+ * Description:
+ * Creates a disk source.
+ *
+ * Returns:
+ * A pointer to the new text source
+ */
+Widget
+XawDiskSourceCreate(Widget parent, ArgList args, Cardinal num_args)
+{
+ XawTextSource src;
+ ArgList ascii_args;
+ Arg temp[1];
+ int i;
+
+ XtSetArg(temp[0], XtNtype, XawAsciiFile);
+ ascii_args = XtMergeArgLists(temp, ONE, args, num_args);
+ num_args++;
+
+ for (i = 0; i < num_args; i++)
+ if (streq(ascii_args[i].name, XtNfile)
+ || streq(ascii_args[i].name, XtCFile))
+ ascii_args[i].name = XtNstring;
+
+ src = XtCreateWidget("genericAsciiDisk", asciiSrcObjectClass, parent,
+ ascii_args, num_args);
+ XtFree((char *)ascii_args);
+
+ return (src);
+}
+#endif /* ASCII_DISK */
diff --git a/libXaw/src/AsciiText.c b/libXaw/src/AsciiText.c
index 6d76b154f..25cea9d18 100644
--- a/libXaw/src/AsciiText.c
+++ b/libXaw/src/AsciiText.c
@@ -1,357 +1,357 @@
-/*
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-*/
-
-/*
- * AsciiText.c - Source code for AsciiText Widget
- *
- * This Widget is intended to be used as a simple front end to the
- * text widget with an ascii source and ascii sink attached to it
- *
- * Date: June 29, 1989
- *
- * By: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xaw/AsciiTextP.h>
-#include <X11/Xaw/AsciiSrcP.h>
-#include <X11/Xaw/AsciiSink.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/MultiSinkP.h>
-#include <X11/Xaw/MultiSrc.h>
-#include <X11/Xaw/XawImP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define TAB_COUNT 32
-
-/*
- * Class Methods
- */
-static void XawAsciiInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawAsciiDestroy(Widget);
-
-/*
- * From TextSrc.c
- */
-void _XawSourceAddText(Widget, Widget);
-void _XawSourceRemoveText(Widget, Widget, Bool);
-
-#define Superclass (&textClassRec)
-AsciiTextClassRec asciiTextClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "Text", /* class_name */
- sizeof(AsciiRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- XawAsciiInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- NULL, /* resources */
- 0, /* num_resource */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- XtExposeGraphicsExpose | /* compress_exposure */
- XtExposeNoExpose,
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawAsciiDestroy, /* destroy */
- XtInheritResize, /* resize */
- XtInheritExpose, /* expose */
- NULL, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- XtInheritAcceptFocus, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- XtInheritTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* text */
- {
- NULL, /* extension */
- },
- /* ascii */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass asciiTextWidgetClass = (WidgetClass)&asciiTextClassRec;
-
-#ifdef ASCII_STRING
-AsciiStringClassRec asciiStringClassRec = {
- /* core */
- {
- (WidgetClass)&asciiTextClassRec, /* superclass */
- "Text", /* class_name */
- sizeof(AsciiStringRec), /* widget_size */
- NULL, /* class_initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- NULL, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- NULL, /* resources */
- 0, /* num_resource */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- XtExposeGraphicsExpose | /* compress_exposure */
- XtExposeNoExpose,
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XtInheritResize, /* resize */
- XtInheritExpose, /* expose */
- NULL, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- XtInheritAcceptFocus, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- XtInheritTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* text */
- {
- NULL, /* extension */
- },
- /* ascii */
- {
- NULL, /* extension */
- },
- /* string */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass asciiStringWidgetClass = (WidgetClass)&asciiStringClassRec;
-#endif /* ASCII_STRING */
-
-#ifdef ASCII_DISK
-AsciiDiskClassRec asciiDiskClassRec = {
- /* core */
- {
- (WidgetClass)&asciiTextClassRec, /* superclass */
- "Text", /* class_name */
- sizeof(AsciiDiskRec), /* widget_size */
- NULL, /* class_initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- NULL, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- NULL, /* resources */
- 0, /* num_resource */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- XtExposeGraphicsExpose | /* compress_enterleave */
- XtExposeNoExpose,
- False, /* visible_interest */
- NULL, /* destroy */
- XtInheritResize, /* resize */
- XtInheritExpose, /* expose */
- NULL, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- XtInheritAcceptFocus, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- XtInheritTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* text */
- {
- NULL, /* extension */
- },
- /* ascii */
- {
- NULL, /* extension */
- },
- /* disk */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass asciiDiskWidgetClass = (WidgetClass)&asciiDiskClassRec;
-#endif /* ASCII_DISK */
-
-/*
- * Implementation
- */
-static void
-XawAsciiInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- AsciiWidget w = (AsciiWidget)cnew;
- int i;
- int tabs[TAB_COUNT], tab;
-
- MultiSinkObject sink;
-
- /* superclass Initialize can't set the following,
- * as it didn't know the source or sink when it was called
- */
- if (XtHeight(request) == DEFAULT_TEXT_HEIGHT)
- XtHeight(cnew) = DEFAULT_TEXT_HEIGHT;
-
- /* This is the main change for internationalization */
- if (w->simple.international == True) { /* The multi* are international */
- if (w->text.sink == NULL)
- w->text.sink = XtCreateWidget("textSink", multiSinkObjectClass,
- cnew, args, *num_args);
- else if (!XtIsSubclass(w->text.sink, multiSinkObjectClass))
- XtError("Sink object is not a subclass of multiSink");
-
- if (w->text.source == NULL)
- w->text.source = XtCreateWidget("textSource", multiSrcObjectClass,
- cnew, args, *num_args);
- else if (!XtIsSubclass(w->text.source, multiSrcObjectClass))
- XtError("Source object is not a subclass of multiSrc");
-#ifndef OLDXAW
- else
- _XawSourceAddText(w->text.source, cnew);
-#endif
- }
- else {
- if (w->text.sink == NULL)
- w->text.sink = XtCreateWidget("textSink", asciiSinkObjectClass,
- cnew, args, *num_args);
- else if (!XtIsSubclass(w->text.source, asciiSinkObjectClass))
- XtError("Sink object is not a subclass of asciiSink");
-
- if (w->text.source == NULL)
- w->text.source = XtCreateWidget("textSource", asciiSrcObjectClass,
- cnew, args, *num_args);
- else if (!XtIsSubclass(w->text.source, asciiSrcObjectClass))
- XtError("Source object is not a subclass of asciiSrc");
-#ifndef OLDXAW
- else
- _XawSourceAddText(w->text.source, cnew);
-#endif
- }
-
- if (XtHeight(w) == DEFAULT_TEXT_HEIGHT)
- XtHeight(w) = VMargins(w) + XawTextSinkMaxHeight(w->text.sink, 1);
-
- for (i = 0, tab = 0; i < TAB_COUNT; i++)
- tabs[i] = (tab += 8);
-
- XawTextSinkSetTabs(w->text.sink, TAB_COUNT, tabs);
-
- XawTextDisableRedisplay(cnew);
- XawTextEnableRedisplay(cnew);
-
- _XawImRegister(cnew);
-
- /* If we are using a MultiSink we need to tell the input method stuff */
- if (w->simple.international == True) {
- Arg list[4];
- Cardinal ac = 0;
-
- sink = (MultiSinkObject)w->text.sink;
- XtSetArg(list[ac], XtNfontSet, sink->multi_sink.fontset); ac++;
- XtSetArg(list[ac], XtNinsertPosition, w->text.insertPos); ac++;
- XtSetArg(list[ac], XtNforeground, sink->text_sink.foreground); ac++;
- XtSetArg(list[ac], XtNbackground, sink->text_sink.background); ac++;
- _XawImSetValues(cnew, list, ac);
- }
-}
-
-static void
-XawAsciiDestroy(Widget w)
-{
- AsciiWidget ascii = (AsciiWidget)w;
-
- _XawImUnregister(w);
-
- if (w == XtParent(ascii->text.sink))
- XtDestroyWidget(ascii->text.sink);
-
-#ifdef OLDXAW
- if (w == XtParent(ascii->text.source))
- XtDestroyWidget(ascii->text.source);
-#else
- _XawSourceRemoveText(ascii->text.source, w,
- ascii->text.source &&
- w == XtParent(ascii->text.source));
-#endif
-}
+/*
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+*/
+
+/*
+ * AsciiText.c - Source code for AsciiText Widget
+ *
+ * This Widget is intended to be used as a simple front end to the
+ * text widget with an ascii source and ascii sink attached to it
+ *
+ * Date: June 29, 1989
+ *
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/AsciiTextP.h>
+#include <X11/Xaw/AsciiSrcP.h>
+#include <X11/Xaw/AsciiSink.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/MultiSinkP.h>
+#include <X11/Xaw/MultiSrc.h>
+#include <X11/Xaw/XawImP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define TAB_COUNT 32
+
+/*
+ * Class Methods
+ */
+static void XawAsciiInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawAsciiDestroy(Widget);
+
+/*
+ * From TextSrc.c
+ */
+void _XawSourceAddText(Widget, Widget);
+void _XawSourceRemoveText(Widget, Widget, Bool);
+
+#define Superclass (&textClassRec)
+AsciiTextClassRec asciiTextClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Text", /* class_name */
+ sizeof(AsciiRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ XawAsciiInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ NULL, /* resources */
+ 0, /* num_resource */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ XtExposeGraphicsExpose | /* compress_exposure */
+ XtExposeNoExpose,
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawAsciiDestroy, /* destroy */
+ XtInheritResize, /* resize */
+ XtInheritExpose, /* expose */
+ NULL, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ XtInheritAcceptFocus, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ XtInheritTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* text */
+ {
+ NULL, /* extension */
+ },
+ /* ascii */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass asciiTextWidgetClass = (WidgetClass)&asciiTextClassRec;
+
+#ifdef ASCII_STRING
+AsciiStringClassRec asciiStringClassRec = {
+ /* core */
+ {
+ (WidgetClass)&asciiTextClassRec, /* superclass */
+ "Text", /* class_name */
+ sizeof(AsciiStringRec), /* widget_size */
+ NULL, /* class_initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ NULL, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ NULL, /* resources */
+ 0, /* num_resource */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ XtExposeGraphicsExpose | /* compress_exposure */
+ XtExposeNoExpose,
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XtInheritResize, /* resize */
+ XtInheritExpose, /* expose */
+ NULL, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ XtInheritAcceptFocus, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ XtInheritTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* text */
+ {
+ NULL, /* extension */
+ },
+ /* ascii */
+ {
+ NULL, /* extension */
+ },
+ /* string */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass asciiStringWidgetClass = (WidgetClass)&asciiStringClassRec;
+#endif /* ASCII_STRING */
+
+#ifdef ASCII_DISK
+AsciiDiskClassRec asciiDiskClassRec = {
+ /* core */
+ {
+ (WidgetClass)&asciiTextClassRec, /* superclass */
+ "Text", /* class_name */
+ sizeof(AsciiDiskRec), /* widget_size */
+ NULL, /* class_initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ NULL, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ NULL, /* resources */
+ 0, /* num_resource */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ XtExposeGraphicsExpose | /* compress_enterleave */
+ XtExposeNoExpose,
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XtInheritResize, /* resize */
+ XtInheritExpose, /* expose */
+ NULL, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ XtInheritAcceptFocus, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ XtInheritTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* text */
+ {
+ NULL, /* extension */
+ },
+ /* ascii */
+ {
+ NULL, /* extension */
+ },
+ /* disk */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass asciiDiskWidgetClass = (WidgetClass)&asciiDiskClassRec;
+#endif /* ASCII_DISK */
+
+/*
+ * Implementation
+ */
+static void
+XawAsciiInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ AsciiWidget w = (AsciiWidget)cnew;
+ int i;
+ int tabs[TAB_COUNT], tab;
+
+ MultiSinkObject sink;
+
+ /* superclass Initialize can't set the following,
+ * as it didn't know the source or sink when it was called
+ */
+ if (XtHeight(request) == DEFAULT_TEXT_HEIGHT)
+ XtHeight(cnew) = DEFAULT_TEXT_HEIGHT;
+
+ /* This is the main change for internationalization */
+ if (w->simple.international == True) { /* The multi* are international */
+ if (w->text.sink == NULL)
+ w->text.sink = XtCreateWidget("textSink", multiSinkObjectClass,
+ cnew, args, *num_args);
+ else if (!XtIsSubclass(w->text.sink, multiSinkObjectClass))
+ XtError("Sink object is not a subclass of multiSink");
+
+ if (w->text.source == NULL)
+ w->text.source = XtCreateWidget("textSource", multiSrcObjectClass,
+ cnew, args, *num_args);
+ else if (!XtIsSubclass(w->text.source, multiSrcObjectClass))
+ XtError("Source object is not a subclass of multiSrc");
+#ifndef OLDXAW
+ else
+ _XawSourceAddText(w->text.source, cnew);
+#endif
+ }
+ else {
+ if (w->text.sink == NULL)
+ w->text.sink = XtCreateWidget("textSink", asciiSinkObjectClass,
+ cnew, args, *num_args);
+ else if (!XtIsSubclass(w->text.source, asciiSinkObjectClass))
+ XtError("Sink object is not a subclass of asciiSink");
+
+ if (w->text.source == NULL)
+ w->text.source = XtCreateWidget("textSource", asciiSrcObjectClass,
+ cnew, args, *num_args);
+ else if (!XtIsSubclass(w->text.source, asciiSrcObjectClass))
+ XtError("Source object is not a subclass of asciiSrc");
+#ifndef OLDXAW
+ else
+ _XawSourceAddText(w->text.source, cnew);
+#endif
+ }
+
+ if (XtHeight(w) == DEFAULT_TEXT_HEIGHT)
+ XtHeight(w) = VMargins(w) + XawTextSinkMaxHeight(w->text.sink, 1);
+
+ for (i = 0, tab = 0; i < TAB_COUNT; i++)
+ tabs[i] = (tab += 8);
+
+ XawTextSinkSetTabs(w->text.sink, TAB_COUNT, tabs);
+
+ XawTextDisableRedisplay(cnew);
+ XawTextEnableRedisplay(cnew);
+
+ _XawImRegister(cnew);
+
+ /* If we are using a MultiSink we need to tell the input method stuff */
+ if (w->simple.international == True) {
+ Arg list[4];
+ Cardinal ac = 0;
+
+ sink = (MultiSinkObject)w->text.sink;
+ XtSetArg(list[ac], XtNfontSet, sink->multi_sink.fontset); ac++;
+ XtSetArg(list[ac], XtNinsertPosition, w->text.insertPos); ac++;
+ XtSetArg(list[ac], XtNforeground, sink->text_sink.foreground); ac++;
+ XtSetArg(list[ac], XtNbackground, sink->text_sink.background); ac++;
+ _XawImSetValues(cnew, list, ac);
+ }
+}
+
+static void
+XawAsciiDestroy(Widget w)
+{
+ AsciiWidget ascii = (AsciiWidget)w;
+
+ _XawImUnregister(w);
+
+ if (w == XtParent(ascii->text.sink))
+ XtDestroyWidget(ascii->text.sink);
+
+#ifdef OLDXAW
+ if (w == XtParent(ascii->text.source))
+ XtDestroyWidget(ascii->text.source);
+#else
+ _XawSourceRemoveText(ascii->text.source, w,
+ ascii->text.source &&
+ w == XtParent(ascii->text.source));
+#endif
+}
diff --git a/libXaw/src/Box.c b/libXaw/src/Box.c
index 5c6cfa2a2..7aa14a5e8 100644
--- a/libXaw/src/Box.c
+++ b/libXaw/src/Box.c
@@ -1,672 +1,672 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/BoxP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Class Methods
- */
-static void XawBoxChangeManaged(Widget);
-static void XawBoxClassInitialize(void);
-#ifndef OLDXAW
-static void XawBoxExpose(Widget, XEvent*, Region);
-#endif
-static XtGeometryResult XawBoxGeometryManager(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawBoxInitialize(Widget, Widget, ArgList, Cardinal*);
-static XtGeometryResult XawBoxQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawBoxRealize(Widget, Mask*, XSetWindowAttributes*);
-static void XawBoxResize(Widget);
-static Boolean XawBoxSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void DoLayout(BoxWidget, unsigned int, unsigned int,
- Dimension*, Dimension*, Bool);
-static Bool TryNewLayout(BoxWidget);
-
-/*
- * Initialization
- */
-#ifndef OLDXAW
-static XtActionsRec actions[] = {
- {"set-values", XawSetValuesAction},
- {"get-values", XawGetValuesAction},
- {"declare", XawDeclareAction},
- {"call-proc", XawCallProcAction},
-};
-#endif
-
-static XtResource resources[] = {
- {
- XtNhSpace,
- XtCHSpace,
- XtRDimension,
- sizeof(Dimension),
- XtOffsetOf(BoxRec, box.h_space),
- XtRImmediate,
- (XtPointer)4
- },
- {
- XtNvSpace,
- XtCVSpace,
- XtRDimension,
- sizeof(Dimension),
- XtOffsetOf(BoxRec, box.v_space),
- XtRImmediate,
- (XtPointer)4
- },
- {
- XtNorientation,
- XtCOrientation,
- XtROrientation,
- sizeof(XtOrientation),
- XtOffsetOf(BoxRec, box.orientation),
- XtRImmediate,
- (XtPointer)XtorientVertical
- },
-#ifndef OLDXAW
- {
- XawNdisplayList,
- XawCDisplayList,
- XawRDisplayList,
- sizeof(XawDisplayList*),
- XtOffsetOf(BoxRec, box.display_list),
- XtRImmediate,
- NULL
- },
-#endif
-};
-
-BoxClassRec boxClassRec = {
- /* core */
- {
- (WidgetClass)&compositeClassRec, /* superclass */
- "Box", /* class_name */
- sizeof(BoxRec), /* widget_size */
- XawBoxClassInitialize, /* class_initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- XawBoxInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawBoxRealize, /* realize */
-#ifndef OLDXAW
- actions, /* actions */
- XtNumber(actions), /* num_actions */
-#else
- NULL, /* actions */
- 0, /* num_actions */
-#endif
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XawBoxResize, /* resize */
-#ifndef OLDXAW
- XawBoxExpose, /* expose */
-#else
- NULL, /* expose */
-#endif
- XawBoxSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XawBoxQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* composite */
- {
- XawBoxGeometryManager, /* geometry_manager */
- XawBoxChangeManaged, /* change_managed */
- XtInheritInsertChild, /* insert_child */
- XtInheritDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- /* box */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass boxWidgetClass = (WidgetClass)&boxClassRec;
-
-/*
- * Do a layout, either actually assigning positions, or just calculating size.
- * Returns minimum width and height that will preserve the same layout.
- */
-static void
-DoLayout(BoxWidget bbw, unsigned int width, unsigned int height,
- Dimension *reply_width, Dimension *reply_height, Bool position)
-{
- Boolean vbox = (bbw->box.orientation == XtorientVertical);
- Cardinal i;
- Dimension w, h; /* Width and height needed for box */
- Dimension lw, lh; /* Width and height needed for current line */
- Dimension bw, bh; /* Width and height needed for current widget */
- Dimension h_space; /* Local copy of bbw->box.h_space */
- Widget widget; /* Current widget */
- unsigned int num_mapped_children = 0;
-
- /* Box width and height */
- h_space = bbw->box.h_space;
-
- w = 0;
- for (i = 0; i < bbw->composite.num_children; i++) {
- if (XtIsManaged(bbw->composite.children[i])
- && bbw->composite.children[i]->core.width > w)
- w = bbw->composite.children[i]->core.width;
- }
- w += h_space;
- if (w > width)
- width = w;
- h = bbw->box.v_space;
-
- /* Line width and height */
- lh = 0;
- lw = h_space;
-
- for (i = 0; i < bbw->composite.num_children; i++) {
- widget = bbw->composite.children[i];
- if (widget->core.managed) {
- if (widget->core.mapped_when_managed)
- num_mapped_children++;
- /* Compute widget width */
- bw = XtWidth(widget) + (XtBorderWidth(widget)<<1) + h_space;
- if ((Dimension)(lw + bw) > width) {
- if (lw > h_space) {
- /* At least one widget on this line, and
- * can't fit any more. Start new line if vbox
- */
- AssignMax(w, lw);
- if (vbox) {
- h += lh + bbw->box.v_space;
- lh = 0;
- lw = h_space;
- }
- }
- else if (!position) {
- /* too narrow for this widget; we'll assume we can grow */
- DoLayout(bbw, (unsigned)(lw + bw), height, reply_width,
- reply_height, position);
- return;
- }
- }
- if (position && (lw != XtX(widget) || h != XtY(widget))) {
- /* It would be nice to use window gravity, but there isn't
- * sufficient fine-grain control to nicely handle all
- * situations (e.g. when only the height changes --
- * a common case). Explicit unmapping is a cheap hack
- * to speed things up & avoid the visual jitter as
- * things slide around.
- *
- * %%% perhaps there should be a client resource to
- * control this. If so, we'll have to optimize to
- * perform the moves from the correct end so we don't
- * force extra exposures as children occlude each other.
- */
- if (XtIsRealized(widget) && widget->core.mapped_when_managed)
- XUnmapWindow( XtDisplay(widget), XtWindow(widget));
- XtMoveWidget(widget, (int)lw, (int)h);
- }
- lw += bw;
- bh = XtHeight(widget) + (XtBorderWidth(widget) << 1);
- AssignMax(lh, bh);
- }
- }
-
- if (!vbox && width && lw > width && lh < height) {
- /* reduce width if too wide and height not filled */
- Dimension sw = lw, sh = lh;
- Dimension width_needed = width;
- XtOrientation orientation = bbw->box.orientation;
-
- bbw->box.orientation = XtorientVertical;
- while (sh < height && sw > width) {
- width_needed = sw;
- DoLayout(bbw, (unsigned)(sw-1), height, &sw, &sh, False);
- }
- if (sh < height)
- width_needed = sw;
- if (width_needed != lw) {
- DoLayout(bbw, width_needed, height,
- reply_width, reply_height, position);
- bbw->box.orientation = orientation;
- return;
- }
- bbw->box.orientation = orientation;
- }
- if (vbox && (width < w || width < lw)) {
- AssignMax(w, lw);
- DoLayout(bbw, w, height, reply_width, reply_height, position);
- return;
- }
- if (position && XtIsRealized((Widget)bbw)) {
- if (bbw->composite.num_children == num_mapped_children)
- XMapSubwindows(XtDisplay((Widget)bbw), XtWindow((Widget)bbw));
- else {
- int ii = bbw->composite.num_children;
- Widget *childP = bbw->composite.children;
-
- for (; ii > 0; childP++, ii--)
- if (XtIsRealized(*childP) && XtIsManaged(*childP)
- && (*childP)->core.mapped_when_managed)
- XtMapWidget(*childP);
- }
- }
-
- /* Finish off last line */
- if (lw > h_space) {
- AssignMax(w, lw);
- h += lh + bbw->box.v_space;
- }
-
- *reply_width = Max(w, 1);
- *reply_height = Max(h, 1);
-}
-
-/*
- * Calculate preferred size, given constraining box, caching it in the widget
- */
-static XtGeometryResult
-XawBoxQueryGeometry(Widget widget, XtWidgetGeometry *constraint,
- XtWidgetGeometry *preferred)
-{
- BoxWidget w = (BoxWidget)widget;
- Dimension width;
- Dimension preferred_width = w->box.preferred_width;
- Dimension preferred_height = w->box.preferred_height;
-
- constraint->request_mode &= CWWidth | CWHeight;
-
- if (constraint->request_mode == 0)
- /* parent isn't going to change w or h, so nothing to re-compute */
- return (XtGeometryYes);
-
- if (constraint->request_mode == w->box.last_query_mode
- && (!(constraint->request_mode & CWWidth)
- || constraint->width == w->box.last_query_width)
- && (!(constraint->request_mode & CWHeight)
- || constraint->height == w->box.last_query_height)) {
- /* same query; current preferences are still valid */
- preferred->request_mode = CWWidth | CWHeight;
- preferred->width = preferred_width;
- preferred->height = preferred_height;
- if (constraint->request_mode == (CWWidth | CWHeight)
- && constraint->width == preferred_width
- && constraint->height == preferred_height)
- return (XtGeometryYes);
- else
- return (XtGeometryAlmost);
- }
-
- /* else gotta do it the long way...
- I have a preference for tall and narrow, so if my width is
- constrained, I'll accept it; otherwise, I'll compute the minimum
- width that will fit me within the height constraint */
-
- w->box.last_query_mode = constraint->request_mode;
- w->box.last_query_width = constraint->width;
- w->box.last_query_height= constraint->height;
-
- if (constraint->request_mode & CWWidth)
- width = constraint->width;
- else { /* if (constraint->request_mode & CWHeight) */
- /* let's see if I can become any narrower */
- width = 0;
- constraint->width = 65535;
- }
-
- /* height is currently ignored by DoLayout.
- height = (constraint->request_mode & CWHeight) ? constraint->height
- : *preferred_height;
- */
- DoLayout(w, width, 0, &preferred_width, &preferred_height, False);
-
- if (constraint->request_mode & CWHeight
- && preferred_height > constraint->height) {
- /* find minimum width for this height */
- if (preferred_width <= constraint->width) {
- width = preferred_width;
- do { /* find some width big enough to stay within this height */
- width <<= 1;
- if (width > constraint->width)
- width = constraint->width;
- DoLayout(w, width, 0, &preferred_width, &preferred_height, False);
- } while (preferred_height > constraint->height
- && width < constraint->width);
- if (width != constraint->width) {
- do { /* find minimum width */
- width = preferred_width;
- DoLayout(w, (unsigned)(preferred_width - 1), 0,
- &preferred_width, &preferred_height, False);
- } while (preferred_height < constraint->height);
- /* one last time */
- DoLayout(w, width, 0, &preferred_width, &preferred_height, False);
- }
- }
- }
-
- preferred->request_mode = CWWidth | CWHeight;
- preferred->width = w->box.preferred_width = preferred_width;
- preferred->height = w->box.preferred_height = preferred_height;
-
- if (constraint->request_mode == (CWWidth|CWHeight)
- && constraint->width == preferred_width
- && constraint->height == preferred_height)
- return (XtGeometryYes);
-
- return (XtGeometryAlmost);
-}
-
-/*
- * Actually layout the box
- */
-static void
-XawBoxResize(Widget w)
-{
- Dimension tmp;
-
- DoLayout((BoxWidget)w, XtWidth(w), XtHeight(w), &tmp, &tmp, True);
-}
-
-/*
- * Try to do a new layout within the current width and height;
- * if that fails try to resize and do it within the box returne
- * by XawBoxQueryGeometry
- *
- * TryNewLayout just says if it's possible, and doesn't actually move the kids
- */
-static Bool
-TryNewLayout(BoxWidget bbw)
-{
- Dimension preferred_width, preferred_height;
- Dimension proposed_width, proposed_height;
- int iterations;
-
- DoLayout(bbw, bbw->core.width, bbw->core.height,
- &preferred_width, &preferred_height, False);
-
- /* at this point, preferred_width is guaranteed to not be greater
- than bbw->core.width unless some child is larger, so there's no
- point in re-computing another layout */
-
- if (XtWidth(bbw) == preferred_width && XtHeight(bbw) == preferred_height)
- return (True);
-
- /* let's see if our parent will go for a new size */
- iterations = 0;
- proposed_width = preferred_width;
- proposed_height = preferred_height;
- do {
- switch (XtMakeResizeRequest((Widget)bbw,proposed_width,proposed_height,
- &proposed_width, &proposed_height)) {
- case XtGeometryYes:
- return (True);
- case XtGeometryNo:
- if (iterations > 0)
- /* protect from malicious parents who change their minds */
- DoLayout(bbw, bbw->core.width, bbw->core.height,
- &preferred_width, &preferred_height, False);
- if (preferred_width <= XtWidth(bbw)
- && preferred_height <= XtHeight(bbw))
- return (True);
- else
- return (False);
- case XtGeometryAlmost:
- if (proposed_height >= preferred_height &&
- proposed_width >= preferred_width) {
- /*
- * Take it, and assume the parent knows what it is doing.
- *
- * The parent must accept this since it was returned in
- * almost.
- */
- (void)XtMakeResizeRequest((Widget)bbw,
- proposed_width, proposed_height,
- &proposed_width, &proposed_height);
- return (True);
- }
- else if (proposed_width != preferred_width) {
- /* recalc bounding box; height might change */
- DoLayout(bbw, proposed_width, 0,
- &preferred_width, &preferred_height, False);
- proposed_height = preferred_height;
- }
- else { /* proposed_height != preferred_height */
- XtWidgetGeometry constraints, reply;
-
- constraints.request_mode = CWHeight;
- constraints.height = proposed_height;
- (void)XawBoxQueryGeometry((Widget)bbw, &constraints, &reply);
- proposed_width = preferred_width;
- }
- /*FALLTHROUGH*/
- default:
- break;
- }
- iterations++;
- } while (iterations < 10);
-
- return (False);
-}
-
-/*
- * Geometry Manager
- *
- * 'reply' is unused; we say only yeay or nay, never almost.
- */
-/*ARGSUSED*/
-static XtGeometryResult
-XawBoxGeometryManager(Widget w, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
- Dimension width, height, borderWidth;
- BoxWidget bbw;
-
- /* Position request always denied */
- if (((request->request_mode & CWX) && request->x != XtX(w))
- || ((request->request_mode & CWY) && request->y != XtY(w)))
- return (XtGeometryNo);
-
- /* Size changes must see if the new size can be accomodated */
- if (request->request_mode & (CWWidth | CWHeight | CWBorderWidth)) {
- /* Make all three fields in the request valid */
- if ((request->request_mode & CWWidth) == 0)
- request->width = XtWidth(w);
- if ((request->request_mode & CWHeight) == 0)
- request->height = XtHeight(w);
- if ((request->request_mode & CWBorderWidth) == 0)
- request->border_width = XtBorderWidth(w);
-
- /* Save current size and set to new size */
- width = XtWidth(w);
- height = XtHeight(w);
- borderWidth = XtBorderWidth(w);
- XtWidth(w) = request->width;
- XtHeight(w) = request->height;
- XtBorderWidth(w) = request->border_width;
-
- /* Decide if new layout works:
- (1) new widget is smaller,
- (2) new widget fits in existing Box,
- (3) Box can be expanded to allow new widget to fit
- */
-
- bbw = (BoxWidget) w->core.parent;
-
- if (TryNewLayout(bbw)) {
- /* Fits in existing or new space, relayout */
- (*XtClass((Widget)bbw)->core_class.resize)((Widget)bbw);
- return (XtGeometryYes);
- }
- else {
- /* Cannot satisfy request, change back to original geometry */
- XtWidth(w) = width;
- XtHeight(w) = height;
- XtBorderWidth(w) = borderWidth;
- return (XtGeometryNo);
- }
- }
-
- /* Any stacking changes don't make a difference, so allow if that's all */
- return (XtGeometryYes);
-}
-
-static void
-XawBoxChangeManaged(Widget w)
-{
- /* Reconfigure the box */
- (void)TryNewLayout((BoxWidget)w);
- XawBoxResize(w);
-}
-
-static void
-XawBoxClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtROrientation, XmuCvtStringToOrientation,
- NULL, 0);
- XtSetTypeConverter(XtROrientation, XtRString, XmuCvtOrientationToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-/*ARGSUSED*/
-static void
-XawBoxInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- BoxWidget newbbw = (BoxWidget)cnew;
-
- newbbw->box.last_query_mode = CWWidth | CWHeight;
- newbbw->box.last_query_width = newbbw->box.last_query_height = 0;
- newbbw->box.preferred_width = Max(newbbw->box.h_space, 1);
- newbbw->box.preferred_height = Max(newbbw->box.v_space, 1);
-
- if (XtWidth(newbbw) == 0)
- XtWidth(newbbw) = newbbw->box.preferred_width;
-
- if (XtHeight(newbbw) == 0)
- XtHeight(newbbw) = newbbw->box.preferred_height;
-}
-
-static void
-XawBoxRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
-{
-#ifndef OLDXAW
- XawPixmap *pixmap;
-#endif
-
- XtCreateWindow(w, InputOutput, (Visual *)CopyFromParent,
- *valueMask, attributes);
-
-#ifndef OLDXAW
- if (w->core.background_pixmap > XtUnspecifiedPixmap) {
- pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
- w->core.colormap, w->core.depth);
- if (pixmap && pixmap->mask)
- XawReshapeWidget(w, pixmap);
- }
-#endif
-}
-
-/*ARGSUSED*/
-static Boolean
-XawBoxSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- /* need to relayout if h_space or v_space change */
-#ifndef OLDXAW
- BoxWidget b_old = (BoxWidget)current;
- BoxWidget b_new = (BoxWidget)cnew;
-
- if (b_old->core.background_pixmap != b_new->core.background_pixmap) {
- XawPixmap *opix, *npix;
-
- opix = XawPixmapFromXPixmap(b_old->core.background_pixmap,
- XtScreen(b_old), b_old->core.colormap,
- b_old->core.depth);
- npix = XawPixmapFromXPixmap(b_new->core.background_pixmap,
- XtScreen(b_new), b_new->core.colormap,
- b_new->core.depth);
- if ((npix && npix->mask) || (opix && opix->mask))
- XawReshapeWidget(cnew, npix);
- }
-#endif /* OLDXAW */
-
- return (False);
-}
-
-#ifndef OLDXAW
-static void
-XawBoxExpose(Widget w, XEvent *event, Region region)
-{
- BoxWidget xaw = (BoxWidget)w;
-
- if (xaw->box.display_list)
- XawRunDisplayList(w, xaw->box.display_list, event, region);
-}
-#endif /* OLDXAW */
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/BoxP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Class Methods
+ */
+static void XawBoxChangeManaged(Widget);
+static void XawBoxClassInitialize(void);
+#ifndef OLDXAW
+static void XawBoxExpose(Widget, XEvent*, Region);
+#endif
+static XtGeometryResult XawBoxGeometryManager(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawBoxInitialize(Widget, Widget, ArgList, Cardinal*);
+static XtGeometryResult XawBoxQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawBoxRealize(Widget, Mask*, XSetWindowAttributes*);
+static void XawBoxResize(Widget);
+static Boolean XawBoxSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void DoLayout(BoxWidget, unsigned int, unsigned int,
+ Dimension*, Dimension*, Bool);
+static Bool TryNewLayout(BoxWidget);
+
+/*
+ * Initialization
+ */
+#ifndef OLDXAW
+static XtActionsRec actions[] = {
+ {"set-values", XawSetValuesAction},
+ {"get-values", XawGetValuesAction},
+ {"declare", XawDeclareAction},
+ {"call-proc", XawCallProcAction},
+};
+#endif
+
+static XtResource resources[] = {
+ {
+ XtNhSpace,
+ XtCHSpace,
+ XtRDimension,
+ sizeof(Dimension),
+ XtOffsetOf(BoxRec, box.h_space),
+ XtRImmediate,
+ (XtPointer)4
+ },
+ {
+ XtNvSpace,
+ XtCVSpace,
+ XtRDimension,
+ sizeof(Dimension),
+ XtOffsetOf(BoxRec, box.v_space),
+ XtRImmediate,
+ (XtPointer)4
+ },
+ {
+ XtNorientation,
+ XtCOrientation,
+ XtROrientation,
+ sizeof(XtOrientation),
+ XtOffsetOf(BoxRec, box.orientation),
+ XtRImmediate,
+ (XtPointer)XtorientVertical
+ },
+#ifndef OLDXAW
+ {
+ XawNdisplayList,
+ XawCDisplayList,
+ XawRDisplayList,
+ sizeof(XawDisplayList*),
+ XtOffsetOf(BoxRec, box.display_list),
+ XtRImmediate,
+ NULL
+ },
+#endif
+};
+
+BoxClassRec boxClassRec = {
+ /* core */
+ {
+ (WidgetClass)&compositeClassRec, /* superclass */
+ "Box", /* class_name */
+ sizeof(BoxRec), /* widget_size */
+ XawBoxClassInitialize, /* class_initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ XawBoxInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawBoxRealize, /* realize */
+#ifndef OLDXAW
+ actions, /* actions */
+ XtNumber(actions), /* num_actions */
+#else
+ NULL, /* actions */
+ 0, /* num_actions */
+#endif
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XawBoxResize, /* resize */
+#ifndef OLDXAW
+ XawBoxExpose, /* expose */
+#else
+ NULL, /* expose */
+#endif
+ XawBoxSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XawBoxQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* composite */
+ {
+ XawBoxGeometryManager, /* geometry_manager */
+ XawBoxChangeManaged, /* change_managed */
+ XtInheritInsertChild, /* insert_child */
+ XtInheritDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ /* box */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass boxWidgetClass = (WidgetClass)&boxClassRec;
+
+/*
+ * Do a layout, either actually assigning positions, or just calculating size.
+ * Returns minimum width and height that will preserve the same layout.
+ */
+static void
+DoLayout(BoxWidget bbw, unsigned int width, unsigned int height,
+ Dimension *reply_width, Dimension *reply_height, Bool position)
+{
+ Boolean vbox = (bbw->box.orientation == XtorientVertical);
+ Cardinal i;
+ Dimension w, h; /* Width and height needed for box */
+ Dimension lw, lh; /* Width and height needed for current line */
+ Dimension bw, bh; /* Width and height needed for current widget */
+ Dimension h_space; /* Local copy of bbw->box.h_space */
+ Widget widget; /* Current widget */
+ unsigned int num_mapped_children = 0;
+
+ /* Box width and height */
+ h_space = bbw->box.h_space;
+
+ w = 0;
+ for (i = 0; i < bbw->composite.num_children; i++) {
+ if (XtIsManaged(bbw->composite.children[i])
+ && bbw->composite.children[i]->core.width > w)
+ w = bbw->composite.children[i]->core.width;
+ }
+ w += h_space;
+ if (w > width)
+ width = w;
+ h = bbw->box.v_space;
+
+ /* Line width and height */
+ lh = 0;
+ lw = h_space;
+
+ for (i = 0; i < bbw->composite.num_children; i++) {
+ widget = bbw->composite.children[i];
+ if (widget->core.managed) {
+ if (widget->core.mapped_when_managed)
+ num_mapped_children++;
+ /* Compute widget width */
+ bw = XtWidth(widget) + (XtBorderWidth(widget)<<1) + h_space;
+ if ((Dimension)(lw + bw) > width) {
+ if (lw > h_space) {
+ /* At least one widget on this line, and
+ * can't fit any more. Start new line if vbox
+ */
+ AssignMax(w, lw);
+ if (vbox) {
+ h += lh + bbw->box.v_space;
+ lh = 0;
+ lw = h_space;
+ }
+ }
+ else if (!position) {
+ /* too narrow for this widget; we'll assume we can grow */
+ DoLayout(bbw, (unsigned)(lw + bw), height, reply_width,
+ reply_height, position);
+ return;
+ }
+ }
+ if (position && (lw != XtX(widget) || h != XtY(widget))) {
+ /* It would be nice to use window gravity, but there isn't
+ * sufficient fine-grain control to nicely handle all
+ * situations (e.g. when only the height changes --
+ * a common case). Explicit unmapping is a cheap hack
+ * to speed things up & avoid the visual jitter as
+ * things slide around.
+ *
+ * %%% perhaps there should be a client resource to
+ * control this. If so, we'll have to optimize to
+ * perform the moves from the correct end so we don't
+ * force extra exposures as children occlude each other.
+ */
+ if (XtIsRealized(widget) && widget->core.mapped_when_managed)
+ XUnmapWindow( XtDisplay(widget), XtWindow(widget));
+ XtMoveWidget(widget, (int)lw, (int)h);
+ }
+ lw += bw;
+ bh = XtHeight(widget) + (XtBorderWidth(widget) << 1);
+ AssignMax(lh, bh);
+ }
+ }
+
+ if (!vbox && width && lw > width && lh < height) {
+ /* reduce width if too wide and height not filled */
+ Dimension sw = lw, sh = lh;
+ Dimension width_needed = width;
+ XtOrientation orientation = bbw->box.orientation;
+
+ bbw->box.orientation = XtorientVertical;
+ while (sh < height && sw > width) {
+ width_needed = sw;
+ DoLayout(bbw, (unsigned)(sw-1), height, &sw, &sh, False);
+ }
+ if (sh < height)
+ width_needed = sw;
+ if (width_needed != lw) {
+ DoLayout(bbw, width_needed, height,
+ reply_width, reply_height, position);
+ bbw->box.orientation = orientation;
+ return;
+ }
+ bbw->box.orientation = orientation;
+ }
+ if (vbox && (width < w || width < lw)) {
+ AssignMax(w, lw);
+ DoLayout(bbw, w, height, reply_width, reply_height, position);
+ return;
+ }
+ if (position && XtIsRealized((Widget)bbw)) {
+ if (bbw->composite.num_children == num_mapped_children)
+ XMapSubwindows(XtDisplay((Widget)bbw), XtWindow((Widget)bbw));
+ else {
+ int ii = bbw->composite.num_children;
+ Widget *childP = bbw->composite.children;
+
+ for (; ii > 0; childP++, ii--)
+ if (XtIsRealized(*childP) && XtIsManaged(*childP)
+ && (*childP)->core.mapped_when_managed)
+ XtMapWidget(*childP);
+ }
+ }
+
+ /* Finish off last line */
+ if (lw > h_space) {
+ AssignMax(w, lw);
+ h += lh + bbw->box.v_space;
+ }
+
+ *reply_width = Max(w, 1);
+ *reply_height = Max(h, 1);
+}
+
+/*
+ * Calculate preferred size, given constraining box, caching it in the widget
+ */
+static XtGeometryResult
+XawBoxQueryGeometry(Widget widget, XtWidgetGeometry *constraint,
+ XtWidgetGeometry *preferred)
+{
+ BoxWidget w = (BoxWidget)widget;
+ Dimension width;
+ Dimension preferred_width = w->box.preferred_width;
+ Dimension preferred_height = w->box.preferred_height;
+
+ constraint->request_mode &= CWWidth | CWHeight;
+
+ if (constraint->request_mode == 0)
+ /* parent isn't going to change w or h, so nothing to re-compute */
+ return (XtGeometryYes);
+
+ if (constraint->request_mode == w->box.last_query_mode
+ && (!(constraint->request_mode & CWWidth)
+ || constraint->width == w->box.last_query_width)
+ && (!(constraint->request_mode & CWHeight)
+ || constraint->height == w->box.last_query_height)) {
+ /* same query; current preferences are still valid */
+ preferred->request_mode = CWWidth | CWHeight;
+ preferred->width = preferred_width;
+ preferred->height = preferred_height;
+ if (constraint->request_mode == (CWWidth | CWHeight)
+ && constraint->width == preferred_width
+ && constraint->height == preferred_height)
+ return (XtGeometryYes);
+ else
+ return (XtGeometryAlmost);
+ }
+
+ /* else gotta do it the long way...
+ I have a preference for tall and narrow, so if my width is
+ constrained, I'll accept it; otherwise, I'll compute the minimum
+ width that will fit me within the height constraint */
+
+ w->box.last_query_mode = constraint->request_mode;
+ w->box.last_query_width = constraint->width;
+ w->box.last_query_height= constraint->height;
+
+ if (constraint->request_mode & CWWidth)
+ width = constraint->width;
+ else { /* if (constraint->request_mode & CWHeight) */
+ /* let's see if I can become any narrower */
+ width = 0;
+ constraint->width = 65535;
+ }
+
+ /* height is currently ignored by DoLayout.
+ height = (constraint->request_mode & CWHeight) ? constraint->height
+ : *preferred_height;
+ */
+ DoLayout(w, width, 0, &preferred_width, &preferred_height, False);
+
+ if (constraint->request_mode & CWHeight
+ && preferred_height > constraint->height) {
+ /* find minimum width for this height */
+ if (preferred_width <= constraint->width) {
+ width = preferred_width;
+ do { /* find some width big enough to stay within this height */
+ width <<= 1;
+ if (width > constraint->width)
+ width = constraint->width;
+ DoLayout(w, width, 0, &preferred_width, &preferred_height, False);
+ } while (preferred_height > constraint->height
+ && width < constraint->width);
+ if (width != constraint->width) {
+ do { /* find minimum width */
+ width = preferred_width;
+ DoLayout(w, (unsigned)(preferred_width - 1), 0,
+ &preferred_width, &preferred_height, False);
+ } while (preferred_height < constraint->height);
+ /* one last time */
+ DoLayout(w, width, 0, &preferred_width, &preferred_height, False);
+ }
+ }
+ }
+
+ preferred->request_mode = CWWidth | CWHeight;
+ preferred->width = w->box.preferred_width = preferred_width;
+ preferred->height = w->box.preferred_height = preferred_height;
+
+ if (constraint->request_mode == (CWWidth|CWHeight)
+ && constraint->width == preferred_width
+ && constraint->height == preferred_height)
+ return (XtGeometryYes);
+
+ return (XtGeometryAlmost);
+}
+
+/*
+ * Actually layout the box
+ */
+static void
+XawBoxResize(Widget w)
+{
+ Dimension tmp;
+
+ DoLayout((BoxWidget)w, XtWidth(w), XtHeight(w), &tmp, &tmp, True);
+}
+
+/*
+ * Try to do a new layout within the current width and height;
+ * if that fails try to resize and do it within the box returne
+ * by XawBoxQueryGeometry
+ *
+ * TryNewLayout just says if it's possible, and doesn't actually move the kids
+ */
+static Bool
+TryNewLayout(BoxWidget bbw)
+{
+ Dimension preferred_width, preferred_height;
+ Dimension proposed_width, proposed_height;
+ int iterations;
+
+ DoLayout(bbw, bbw->core.width, bbw->core.height,
+ &preferred_width, &preferred_height, False);
+
+ /* at this point, preferred_width is guaranteed to not be greater
+ than bbw->core.width unless some child is larger, so there's no
+ point in re-computing another layout */
+
+ if (XtWidth(bbw) == preferred_width && XtHeight(bbw) == preferred_height)
+ return (True);
+
+ /* let's see if our parent will go for a new size */
+ iterations = 0;
+ proposed_width = preferred_width;
+ proposed_height = preferred_height;
+ do {
+ switch (XtMakeResizeRequest((Widget)bbw,proposed_width,proposed_height,
+ &proposed_width, &proposed_height)) {
+ case XtGeometryYes:
+ return (True);
+ case XtGeometryNo:
+ if (iterations > 0)
+ /* protect from malicious parents who change their minds */
+ DoLayout(bbw, bbw->core.width, bbw->core.height,
+ &preferred_width, &preferred_height, False);
+ if (preferred_width <= XtWidth(bbw)
+ && preferred_height <= XtHeight(bbw))
+ return (True);
+ else
+ return (False);
+ case XtGeometryAlmost:
+ if (proposed_height >= preferred_height &&
+ proposed_width >= preferred_width) {
+ /*
+ * Take it, and assume the parent knows what it is doing.
+ *
+ * The parent must accept this since it was returned in
+ * almost.
+ */
+ (void)XtMakeResizeRequest((Widget)bbw,
+ proposed_width, proposed_height,
+ &proposed_width, &proposed_height);
+ return (True);
+ }
+ else if (proposed_width != preferred_width) {
+ /* recalc bounding box; height might change */
+ DoLayout(bbw, proposed_width, 0,
+ &preferred_width, &preferred_height, False);
+ proposed_height = preferred_height;
+ }
+ else { /* proposed_height != preferred_height */
+ XtWidgetGeometry constraints, reply;
+
+ constraints.request_mode = CWHeight;
+ constraints.height = proposed_height;
+ (void)XawBoxQueryGeometry((Widget)bbw, &constraints, &reply);
+ proposed_width = preferred_width;
+ }
+ /*FALLTHROUGH*/
+ default:
+ break;
+ }
+ iterations++;
+ } while (iterations < 10);
+
+ return (False);
+}
+
+/*
+ * Geometry Manager
+ *
+ * 'reply' is unused; we say only yeay or nay, never almost.
+ */
+/*ARGSUSED*/
+static XtGeometryResult
+XawBoxGeometryManager(Widget w, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ Dimension width, height, borderWidth;
+ BoxWidget bbw;
+
+ /* Position request always denied */
+ if (((request->request_mode & CWX) && request->x != XtX(w))
+ || ((request->request_mode & CWY) && request->y != XtY(w)))
+ return (XtGeometryNo);
+
+ /* Size changes must see if the new size can be accomodated */
+ if (request->request_mode & (CWWidth | CWHeight | CWBorderWidth)) {
+ /* Make all three fields in the request valid */
+ if ((request->request_mode & CWWidth) == 0)
+ request->width = XtWidth(w);
+ if ((request->request_mode & CWHeight) == 0)
+ request->height = XtHeight(w);
+ if ((request->request_mode & CWBorderWidth) == 0)
+ request->border_width = XtBorderWidth(w);
+
+ /* Save current size and set to new size */
+ width = XtWidth(w);
+ height = XtHeight(w);
+ borderWidth = XtBorderWidth(w);
+ XtWidth(w) = request->width;
+ XtHeight(w) = request->height;
+ XtBorderWidth(w) = request->border_width;
+
+ /* Decide if new layout works:
+ (1) new widget is smaller,
+ (2) new widget fits in existing Box,
+ (3) Box can be expanded to allow new widget to fit
+ */
+
+ bbw = (BoxWidget) w->core.parent;
+
+ if (TryNewLayout(bbw)) {
+ /* Fits in existing or new space, relayout */
+ (*XtClass((Widget)bbw)->core_class.resize)((Widget)bbw);
+ return (XtGeometryYes);
+ }
+ else {
+ /* Cannot satisfy request, change back to original geometry */
+ XtWidth(w) = width;
+ XtHeight(w) = height;
+ XtBorderWidth(w) = borderWidth;
+ return (XtGeometryNo);
+ }
+ }
+
+ /* Any stacking changes don't make a difference, so allow if that's all */
+ return (XtGeometryYes);
+}
+
+static void
+XawBoxChangeManaged(Widget w)
+{
+ /* Reconfigure the box */
+ (void)TryNewLayout((BoxWidget)w);
+ XawBoxResize(w);
+}
+
+static void
+XawBoxClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtROrientation, XmuCvtStringToOrientation,
+ NULL, 0);
+ XtSetTypeConverter(XtROrientation, XtRString, XmuCvtOrientationToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+/*ARGSUSED*/
+static void
+XawBoxInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ BoxWidget newbbw = (BoxWidget)cnew;
+
+ newbbw->box.last_query_mode = CWWidth | CWHeight;
+ newbbw->box.last_query_width = newbbw->box.last_query_height = 0;
+ newbbw->box.preferred_width = Max(newbbw->box.h_space, 1);
+ newbbw->box.preferred_height = Max(newbbw->box.v_space, 1);
+
+ if (XtWidth(newbbw) == 0)
+ XtWidth(newbbw) = newbbw->box.preferred_width;
+
+ if (XtHeight(newbbw) == 0)
+ XtHeight(newbbw) = newbbw->box.preferred_height;
+}
+
+static void
+XawBoxRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
+{
+#ifndef OLDXAW
+ XawPixmap *pixmap;
+#endif
+
+ XtCreateWindow(w, InputOutput, (Visual *)CopyFromParent,
+ *valueMask, attributes);
+
+#ifndef OLDXAW
+ if (w->core.background_pixmap > XtUnspecifiedPixmap) {
+ pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
+ w->core.colormap, w->core.depth);
+ if (pixmap && pixmap->mask)
+ XawReshapeWidget(w, pixmap);
+ }
+#endif
+}
+
+/*ARGSUSED*/
+static Boolean
+XawBoxSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ /* need to relayout if h_space or v_space change */
+#ifndef OLDXAW
+ BoxWidget b_old = (BoxWidget)current;
+ BoxWidget b_new = (BoxWidget)cnew;
+
+ if (b_old->core.background_pixmap != b_new->core.background_pixmap) {
+ XawPixmap *opix, *npix;
+
+ opix = XawPixmapFromXPixmap(b_old->core.background_pixmap,
+ XtScreen(b_old), b_old->core.colormap,
+ b_old->core.depth);
+ npix = XawPixmapFromXPixmap(b_new->core.background_pixmap,
+ XtScreen(b_new), b_new->core.colormap,
+ b_new->core.depth);
+ if ((npix && npix->mask) || (opix && opix->mask))
+ XawReshapeWidget(cnew, npix);
+ }
+#endif /* OLDXAW */
+
+ return (False);
+}
+
+#ifndef OLDXAW
+static void
+XawBoxExpose(Widget w, XEvent *event, Region region)
+{
+ BoxWidget xaw = (BoxWidget)w;
+
+ if (xaw->box.display_list)
+ XawRunDisplayList(w, xaw->box.display_list, event, region);
+}
+#endif /* OLDXAW */
diff --git a/libXaw/src/Command.c b/libXaw/src/Command.c
index 268fc19a7..9ad1f15fa 100644
--- a/libXaw/src/Command.c
+++ b/libXaw/src/Command.c
@@ -1,657 +1,657 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-/*
- * Command.c - Command button widget
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/extensions/shape.h>
-#include <X11/Xmu/Converters.h>
-#include <X11/Xmu/Drawing.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/CommandP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define DEFAULT_HIGHLIGHT_THICKNESS 2
-#define DEFAULT_SHAPE_HIGHLIGHT 32767
-#define STR_EQUAL(str1, str2) (str1 == str2 || strcmp(str1, str2) == 0)
-
-/*
- * Class Methods
- */
-static void XawCommandClassInitialize(void);
-static void XawCommandDestroy(Widget);
-static void XawCommandInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawCommandRealize(Widget, Mask*, XSetWindowAttributes*);
-static void XawCommandResize(Widget);
-static void XawCommandRedisplay(Widget, XEvent*, Region);
-static Boolean XawCommandSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-static void XawCommandGetValuesHook(Widget, ArgList, Cardinal*);
-static Bool ChangeSensitive(Widget);
-
-/*
- * Prototypes
- */
-static GC Get_GC(CommandWidget, Pixel, Pixel);
-static void PaintCommandWidget(Widget, XEvent*, Region, Bool);
-static Region HighlightRegion(CommandWidget);
-static Bool ShapeButton(CommandWidget, Bool);
-static void XawCommandToggle(Widget);
-
-/*
- * Actions
- */
-static void Highlight(Widget, XEvent*, String*, Cardinal*);
-static void Notify(Widget, XEvent*, String*, Cardinal*);
-static void Reset(Widget, XEvent*, String*, Cardinal*);
-static void Set(Widget, XEvent*, String*, Cardinal*);
-static void Unhighlight(Widget, XEvent*, String*, Cardinal*);
-static void Unset(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-static char defaultTranslations[] =
-"<Enter>:" "highlight()\n"
-"<Leave>:" "reset()\n"
-"<Btn1Down>:" "set()\n"
-"<Btn1Up>:" "notify() unset()\n"
-;
-
-#define offset(field) XtOffsetOf(CommandRec, field)
-static XtResource resources[] = {
- {
- XtNcallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(command.callbacks),
- XtRCallback,
- NULL
- },
- {
- XtNhighlightThickness,
- XtCThickness,
- XtRDimension,
- sizeof(Dimension),
- offset(command.highlight_thickness),
- XtRImmediate,
- (XtPointer)DEFAULT_SHAPE_HIGHLIGHT
- },
- {
- XtNshapeStyle,
- XtCShapeStyle,
- XtRShapeStyle,
- sizeof(int),
- offset(command.shape_style),
- XtRImmediate,
- (XtPointer)XawShapeRectangle
- },
- {
- XtNcornerRoundPercent,
- XtCCornerRoundPercent,
- XtRDimension,
- sizeof(Dimension),
- offset(command.corner_round),
- XtRImmediate,
- (XtPointer)25
- },
-};
-#undef offset
-
-static XtActionsRec actionsList[] = {
- {"set", Set},
- {"notify", Notify},
- {"highlight", Highlight},
- {"reset", Reset},
- {"unset", Unset},
- {"unhighlight", Unhighlight}
-};
-
-#define SuperClass ((LabelWidgetClass)&labelClassRec)
-
-CommandClassRec commandClassRec = {
- /* core */
- {
- (WidgetClass)SuperClass, /* superclass */
- "Command", /* class_name */
- sizeof(CommandRec), /* size */
- XawCommandClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawCommandInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawCommandRealize, /* realize */
- actionsList, /* actions */
- XtNumber(actionsList), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawCommandDestroy, /* destroy */
- XawCommandResize, /* resize */
- XawCommandRedisplay, /* expose */
- XawCommandSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- XawCommandGetValuesHook, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- defaultTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- ChangeSensitive, /* change_sensitive */
- },
- /* label */
- {
- NULL, /* not used */
- },
- /* command */
- {
- NULL, /* not used */
- },
-};
-
-WidgetClass commandWidgetClass = (WidgetClass)&commandClassRec;
-
-/*
- * Implementation
- */
-static GC
-Get_GC(CommandWidget cbw, Pixel fg, Pixel bg)
-{
- XGCValues values;
-
- values.foreground = fg;
- values.background = bg;
- values.font = cbw->label.font->fid;
- values.cap_style = CapProjecting;
-
- if (cbw->command.highlight_thickness > 1)
- values.line_width = cbw->command.highlight_thickness;
- else
- values.line_width = 0;
-
- if (cbw->simple.international == True)
- return (XtAllocateGC((Widget)cbw, 0,
- GCForeground | GCBackground | GCLineWidth |
- GCCapStyle, &values, GCFont, 0));
- else
- return (XtGetGC((Widget)cbw,
- GCForeground | GCBackground | GCFont | GCLineWidth |
- GCCapStyle, &values));
-}
-
-/*ARGSUSED*/
-static void
-XawCommandInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- CommandWidget cbw = (CommandWidget)cnew;
- int shape_event_base, shape_error_base;
-
- if (!cbw->label.font) XtError("Aborting: no font found\n");
-
- if (cbw->command.shape_style != XawShapeRectangle &&
- !XShapeQueryExtension(XtDisplay(cnew), &shape_event_base,
- &shape_error_base))
- cbw->command.shape_style = XawShapeRectangle;
-
- if (cbw->command.highlight_thickness == DEFAULT_SHAPE_HIGHLIGHT) {
- if (cbw->command.shape_style != XawShapeRectangle)
- cbw->command.highlight_thickness = 0;
- else
- cbw->command.highlight_thickness = DEFAULT_HIGHLIGHT_THICKNESS;
- }
-
- cbw->command.normal_GC = Get_GC(cbw, cbw->label.foreground,
- cbw->core.background_pixel);
- cbw->command.inverse_GC = Get_GC(cbw, cbw->core.background_pixel,
- cbw->label.foreground);
- XtReleaseGC(cnew, cbw->label.normal_GC);
- cbw->label.normal_GC = cbw->command.normal_GC;
-
- cbw->command.set = False;
- cbw->command.highlighted = HighlightNone;
-}
-
-static Region
-HighlightRegion(CommandWidget cbw)
-{
- static Region outerRegion = NULL, innerRegion, emptyRegion;
- XRectangle rect;
-
- if (cbw->command.highlight_thickness == 0 ||
- cbw->command.highlight_thickness > Min(XtWidth(cbw), XtHeight(cbw)) / 2)
- return (NULL);
-
- if (outerRegion == NULL) {
- /* save time by allocating scratch regions only once. */
- outerRegion = XCreateRegion();
- innerRegion = XCreateRegion();
- emptyRegion = XCreateRegion();
- }
-
- rect.x = rect.y = 0;
- rect.width = XtWidth(cbw);
- rect.height = XtHeight(cbw);
- XUnionRectWithRegion(&rect, emptyRegion, outerRegion);
- rect.x = rect.y = cbw->command.highlight_thickness;
- rect.width -= cbw->command.highlight_thickness * 2;
- rect.height -= cbw->command.highlight_thickness * 2;
- XUnionRectWithRegion(&rect, emptyRegion, innerRegion);
- XSubtractRegion(outerRegion, innerRegion, outerRegion);
-
- return (outerRegion);
-}
-
-/***************************
-* Action Procedures
-***************************/
-static void
-XawCommandToggle(Widget w)
-{
- CommandWidget xaw = (CommandWidget)w;
- Arg args[2];
- Cardinal num_args;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNbackground,
- xaw->label.foreground); ++num_args;
- XtSetArg(args[num_args], XtNforeground,
- xaw->core.background_pixel); ++num_args;
- XtSetValues(w, args, num_args);
-}
-
-/*ARGSUSED*/
-static void
-Set(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- if (cbw->command.set)
- return;
-
- XawCommandToggle(w);
- cbw->command.set= True;
-}
-
-/*ARGSUSED*/
-static void
-Unset(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- if (!cbw->command.set)
- return;
-
- cbw->command.set = False;
- XawCommandToggle(w);
-}
-
-/*ARGSUSED*/
-static void
-Reset(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- if (cbw->command.set) {
- cbw->command.highlighted = HighlightNone;
- Unset(w, event, params, num_params);
- }
- else
- Unhighlight(w, event, params, num_params);
-}
-
-/*ARGSUSED*/
-static void
-Highlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- if (*num_params == (Cardinal)0)
- cbw->command.highlighted = HighlightWhenUnset;
- else {
- if (*num_params != (Cardinal)1)
- XtWarning("Too many parameters passed to highlight action table.");
- switch (params[0][0]) {
- case 'A':
- case 'a':
- cbw->command.highlighted = HighlightAlways;
- break;
- default:
- cbw->command.highlighted = HighlightWhenUnset;
- break;
- }
- }
-
- if (XtIsRealized(w))
- PaintCommandWidget(w, event, HighlightRegion(cbw), True);
-}
-
-/*ARGSUSED*/
-static void
-Unhighlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- cbw->command.highlighted = HighlightNone;
- if (XtIsRealized(w))
- PaintCommandWidget(w, event, HighlightRegion(cbw), True);
-}
-
-/*ARGSUSED*/
-static void
-Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- /* check to be sure state is still Set so that user can cancel
- the action (e.g. by moving outside the window, in the default
- bindings.
- */
- if (cbw->command.set)
- XtCallCallbackList(w, cbw->command.callbacks, (XtPointer) NULL);
-}
-
-static void
-XawCommandRedisplay(Widget w, XEvent *event, Region region)
-{
- PaintCommandWidget(w, event, region, False);
-}
-
-/*
- * Function:
- * PaintCommandWidget
- * Parameters:
- * w - command widget
- * region - region to paint (passed to the superclass)
- * change - did it change either set or highlight state?
- */
-static void
-PaintCommandWidget(Widget w, XEvent *event, Region region, Bool change)
-{
- CommandWidget cbw = (CommandWidget)w;
- Bool very_thick;
- GC rev_gc;
-
- very_thick = cbw->command.highlight_thickness
- > Min(XtWidth(cbw), XtHeight(cbw)) / 2;
-
- if (cbw->command.highlight_thickness == 0) {
- (*SuperClass->core_class.expose) (w, event, region);
- return;
- }
-
- /*
- * If we are set then use the same colors as if we are not highlighted
- */
-
- if (cbw->command.highlighted != HighlightNone) {
- rev_gc = cbw->command.normal_GC;
- }
- else {
- rev_gc = cbw->command.inverse_GC;
- }
-
- if (!((!change && cbw->command.highlighted == HighlightNone)
- || (cbw->command.highlighted == HighlightWhenUnset
- && cbw->command.set))) {
- if (very_thick)
- XFillRectangle(XtDisplay(w),XtWindow(w), rev_gc,
- 0, 0, XtWidth(cbw), XtHeight(cbw));
- else {
- /* wide lines are centered on the path, so indent it */
- if (cbw->core.background_pixmap != XtUnspecifiedPixmap &&
- rev_gc == cbw->command.inverse_GC) {
- XClearArea(XtDisplay(w), XtWindow(w),
- 0, 0, XtWidth(cbw), cbw->command.highlight_thickness,
- False);
- XClearArea(XtDisplay(w), XtWindow(w),
- 0, cbw->command.highlight_thickness,
- cbw->command.highlight_thickness,
- XtHeight(cbw) - (cbw->command.highlight_thickness<<1),
- False);
- XClearArea(XtDisplay(w), XtWindow(w),
- XtWidth(cbw) - cbw->command.highlight_thickness,
- cbw->command.highlight_thickness,
- cbw->command.highlight_thickness,
- XtHeight(cbw) - (cbw->command.highlight_thickness<<1),
- False);
- XClearArea(XtDisplay(w), XtWindow(w),
- 0, XtHeight(cbw) - cbw->command.highlight_thickness,
- XtWidth(cbw), cbw->command.highlight_thickness,
- False);
- }
- else {
- int offset = cbw->command.highlight_thickness / 2;
-
- XDrawRectangle(XtDisplay(w),XtWindow(w), rev_gc, offset, offset,
- XtWidth(cbw) - cbw->command.highlight_thickness,
- XtHeight(cbw) - cbw->command.highlight_thickness);
- }
- }
- }
-
- (*SuperClass->core_class.expose)(w, event, region);
-}
-
-static void
-XawCommandDestroy(Widget w)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- /* Label will release cbw->command.normal_GC */
- XtReleaseGC(w, cbw->command.inverse_GC);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawCommandSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- CommandWidget oldcbw = (CommandWidget)current;
- CommandWidget cbw = (CommandWidget)cnew;
- Boolean redisplay = False;
-
- if (oldcbw->core.sensitive != cbw->core.sensitive && !cbw->core.sensitive) {
- cbw->command.highlighted = HighlightNone;
- redisplay = True;
- }
-
- if (cbw->command.set) {
- unsigned int i;
- Pixel foreground, background;
-
- foreground = oldcbw->label.foreground;
- background = oldcbw->core.background_pixel;
- for (i = 0; i < *num_args; i++) {
- if (STR_EQUAL(args[i].name, XtNforeground))
- background = cbw->label.foreground;
- else if (STR_EQUAL(args[i].name, XtNbackground))
- foreground = cbw->core.background_pixel;
- }
- cbw->label.foreground = foreground;
- cbw->core.background_pixel = background;
- }
-
- if (oldcbw->label.foreground != cbw->label.foreground
- || oldcbw->core.background_pixel != cbw->core.background_pixel
- || oldcbw->command.highlight_thickness
- != cbw->command.highlight_thickness
- || oldcbw->label.font != cbw->label.font) {
- XtReleaseGC(cnew, cbw->command.inverse_GC);
-
- cbw->command.normal_GC = Get_GC(cbw, cbw->label.foreground,
- cbw->core.background_pixel);
- cbw->command.inverse_GC = Get_GC(cbw, cbw->core.background_pixel,
- cbw->label.foreground);
- XtReleaseGC(cnew, cbw->label.normal_GC);
- cbw->label.normal_GC = cbw->command.normal_GC;
-
- redisplay = True;
- }
-
- if (XtIsRealized(cnew)
- && oldcbw->command.shape_style != cbw->command.shape_style
- && !ShapeButton(cbw, True))
- cbw->command.shape_style = oldcbw->command.shape_style;
-
- return (redisplay);
-}
-
-static void
-XawCommandGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
-{
- CommandWidget cbw = (CommandWidget)w;
- unsigned int i;
-
- for (i = 0; i < *num_args; i++) {
- if (STR_EQUAL(args[i].name, XtNforeground))
- *((String*)args[i].value) = cbw->command.set ?
- (String)cbw->core.background_pixel : (String)cbw->label.foreground;
- else if (STR_EQUAL(args[i].name, XtNbackground))
- *((String*)args[i].value) = cbw->command.set ?
- (String)cbw->label.foreground : (String)cbw->core.background_pixel;
- }
-}
-
-static void
-XawCommandClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtSetTypeConverter(XtRString, XtRShapeStyle, XmuCvtStringToShapeStyle,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRShapeStyle, XtRString, XmuCvtShapeStyleToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-static Bool
-ShapeButton(CommandWidget cbw, Bool checkRectangular)
-{
- Dimension corner_size = 0;
-
- if (cbw->command.shape_style == XawShapeRoundedRectangle) {
- corner_size = XtWidth(cbw) < XtHeight(cbw) ?
- XtWidth(cbw) : XtHeight(cbw);
- corner_size = (corner_size * cbw->command.corner_round) / 100;
- }
-
- if (checkRectangular || cbw->command.shape_style != XawShapeRectangle) {
- if (!XmuReshapeWidget((Widget)cbw, cbw->command.shape_style,
- corner_size, corner_size)) {
- cbw->command.shape_style = XawShapeRectangle;
- return (False);
- }
- }
-
- return (True);
-}
-
-static void
-XawCommandRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
-{
- (*commandWidgetClass->core_class.superclass->core_class.realize)
- (w, valueMask, attributes);
-
- ShapeButton((CommandWidget)w, False);
-}
-
-static void
-XawCommandResize(Widget w)
-{
- if (XtIsRealized(w))
- ShapeButton((CommandWidget)w, False);
-
- (*commandWidgetClass->core_class.superclass->core_class.resize)(w);
-}
-
-static Bool
-ChangeSensitive(Widget w)
-{
- CommandWidget cbw = (CommandWidget)w;
-
- if (XtIsRealized(w)) {
- if (XtIsSensitive(w)) {
- if (w->core.border_pixmap != XtUnspecifiedPixmap)
- XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
- w->core.border_pixmap);
- else
- XSetWindowBorder(XtDisplay(w), XtWindow(w),
- w->core.border_pixel);
- }
- else {
- if (cbw->simple.insensitive_border == None)
- cbw->simple.insensitive_border =
- XmuCreateStippledPixmap(XtScreen(w),
- w->core.border_pixel,
- cbw->command.set ?
- cbw->label.foreground :
- w->core.background_pixel,
- w->core.depth);
- XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
- cbw->simple.insensitive_border);
- }
- }
-
- return (False);
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+/*
+ * Command.c - Command button widget
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/extensions/shape.h>
+#include <X11/Xmu/Converters.h>
+#include <X11/Xmu/Drawing.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/CommandP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define DEFAULT_HIGHLIGHT_THICKNESS 2
+#define DEFAULT_SHAPE_HIGHLIGHT 32767
+#define STR_EQUAL(str1, str2) (str1 == str2 || strcmp(str1, str2) == 0)
+
+/*
+ * Class Methods
+ */
+static void XawCommandClassInitialize(void);
+static void XawCommandDestroy(Widget);
+static void XawCommandInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawCommandRealize(Widget, Mask*, XSetWindowAttributes*);
+static void XawCommandResize(Widget);
+static void XawCommandRedisplay(Widget, XEvent*, Region);
+static Boolean XawCommandSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+static void XawCommandGetValuesHook(Widget, ArgList, Cardinal*);
+static Bool ChangeSensitive(Widget);
+
+/*
+ * Prototypes
+ */
+static GC Get_GC(CommandWidget, Pixel, Pixel);
+static void PaintCommandWidget(Widget, XEvent*, Region, Bool);
+static Region HighlightRegion(CommandWidget);
+static Bool ShapeButton(CommandWidget, Bool);
+static void XawCommandToggle(Widget);
+
+/*
+ * Actions
+ */
+static void Highlight(Widget, XEvent*, String*, Cardinal*);
+static void Notify(Widget, XEvent*, String*, Cardinal*);
+static void Reset(Widget, XEvent*, String*, Cardinal*);
+static void Set(Widget, XEvent*, String*, Cardinal*);
+static void Unhighlight(Widget, XEvent*, String*, Cardinal*);
+static void Unset(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+static char defaultTranslations[] =
+"<Enter>:" "highlight()\n"
+"<Leave>:" "reset()\n"
+"<Btn1Down>:" "set()\n"
+"<Btn1Up>:" "notify() unset()\n"
+;
+
+#define offset(field) XtOffsetOf(CommandRec, field)
+static XtResource resources[] = {
+ {
+ XtNcallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(command.callbacks),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNhighlightThickness,
+ XtCThickness,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(command.highlight_thickness),
+ XtRImmediate,
+ (XtPointer)DEFAULT_SHAPE_HIGHLIGHT
+ },
+ {
+ XtNshapeStyle,
+ XtCShapeStyle,
+ XtRShapeStyle,
+ sizeof(int),
+ offset(command.shape_style),
+ XtRImmediate,
+ (XtPointer)XawShapeRectangle
+ },
+ {
+ XtNcornerRoundPercent,
+ XtCCornerRoundPercent,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(command.corner_round),
+ XtRImmediate,
+ (XtPointer)25
+ },
+};
+#undef offset
+
+static XtActionsRec actionsList[] = {
+ {"set", Set},
+ {"notify", Notify},
+ {"highlight", Highlight},
+ {"reset", Reset},
+ {"unset", Unset},
+ {"unhighlight", Unhighlight}
+};
+
+#define SuperClass ((LabelWidgetClass)&labelClassRec)
+
+CommandClassRec commandClassRec = {
+ /* core */
+ {
+ (WidgetClass)SuperClass, /* superclass */
+ "Command", /* class_name */
+ sizeof(CommandRec), /* size */
+ XawCommandClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawCommandInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawCommandRealize, /* realize */
+ actionsList, /* actions */
+ XtNumber(actionsList), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawCommandDestroy, /* destroy */
+ XawCommandResize, /* resize */
+ XawCommandRedisplay, /* expose */
+ XawCommandSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ XawCommandGetValuesHook, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ defaultTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ ChangeSensitive, /* change_sensitive */
+ },
+ /* label */
+ {
+ NULL, /* not used */
+ },
+ /* command */
+ {
+ NULL, /* not used */
+ },
+};
+
+WidgetClass commandWidgetClass = (WidgetClass)&commandClassRec;
+
+/*
+ * Implementation
+ */
+static GC
+Get_GC(CommandWidget cbw, Pixel fg, Pixel bg)
+{
+ XGCValues values;
+
+ values.foreground = fg;
+ values.background = bg;
+ values.font = cbw->label.font->fid;
+ values.cap_style = CapProjecting;
+
+ if (cbw->command.highlight_thickness > 1)
+ values.line_width = cbw->command.highlight_thickness;
+ else
+ values.line_width = 0;
+
+ if (cbw->simple.international == True)
+ return (XtAllocateGC((Widget)cbw, 0,
+ GCForeground | GCBackground | GCLineWidth |
+ GCCapStyle, &values, GCFont, 0));
+ else
+ return (XtGetGC((Widget)cbw,
+ GCForeground | GCBackground | GCFont | GCLineWidth |
+ GCCapStyle, &values));
+}
+
+/*ARGSUSED*/
+static void
+XawCommandInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ CommandWidget cbw = (CommandWidget)cnew;
+ int shape_event_base, shape_error_base;
+
+ if (!cbw->label.font) XtError("Aborting: no font found\n");
+
+ if (cbw->command.shape_style != XawShapeRectangle &&
+ !XShapeQueryExtension(XtDisplay(cnew), &shape_event_base,
+ &shape_error_base))
+ cbw->command.shape_style = XawShapeRectangle;
+
+ if (cbw->command.highlight_thickness == DEFAULT_SHAPE_HIGHLIGHT) {
+ if (cbw->command.shape_style != XawShapeRectangle)
+ cbw->command.highlight_thickness = 0;
+ else
+ cbw->command.highlight_thickness = DEFAULT_HIGHLIGHT_THICKNESS;
+ }
+
+ cbw->command.normal_GC = Get_GC(cbw, cbw->label.foreground,
+ cbw->core.background_pixel);
+ cbw->command.inverse_GC = Get_GC(cbw, cbw->core.background_pixel,
+ cbw->label.foreground);
+ XtReleaseGC(cnew, cbw->label.normal_GC);
+ cbw->label.normal_GC = cbw->command.normal_GC;
+
+ cbw->command.set = False;
+ cbw->command.highlighted = HighlightNone;
+}
+
+static Region
+HighlightRegion(CommandWidget cbw)
+{
+ static Region outerRegion = NULL, innerRegion, emptyRegion;
+ XRectangle rect;
+
+ if (cbw->command.highlight_thickness == 0 ||
+ cbw->command.highlight_thickness > Min(XtWidth(cbw), XtHeight(cbw)) / 2)
+ return (NULL);
+
+ if (outerRegion == NULL) {
+ /* save time by allocating scratch regions only once. */
+ outerRegion = XCreateRegion();
+ innerRegion = XCreateRegion();
+ emptyRegion = XCreateRegion();
+ }
+
+ rect.x = rect.y = 0;
+ rect.width = XtWidth(cbw);
+ rect.height = XtHeight(cbw);
+ XUnionRectWithRegion(&rect, emptyRegion, outerRegion);
+ rect.x = rect.y = cbw->command.highlight_thickness;
+ rect.width -= cbw->command.highlight_thickness * 2;
+ rect.height -= cbw->command.highlight_thickness * 2;
+ XUnionRectWithRegion(&rect, emptyRegion, innerRegion);
+ XSubtractRegion(outerRegion, innerRegion, outerRegion);
+
+ return (outerRegion);
+}
+
+/***************************
+* Action Procedures
+***************************/
+static void
+XawCommandToggle(Widget w)
+{
+ CommandWidget xaw = (CommandWidget)w;
+ Arg args[2];
+ Cardinal num_args;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNbackground,
+ xaw->label.foreground); ++num_args;
+ XtSetArg(args[num_args], XtNforeground,
+ xaw->core.background_pixel); ++num_args;
+ XtSetValues(w, args, num_args);
+}
+
+/*ARGSUSED*/
+static void
+Set(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ if (cbw->command.set)
+ return;
+
+ XawCommandToggle(w);
+ cbw->command.set= True;
+}
+
+/*ARGSUSED*/
+static void
+Unset(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ if (!cbw->command.set)
+ return;
+
+ cbw->command.set = False;
+ XawCommandToggle(w);
+}
+
+/*ARGSUSED*/
+static void
+Reset(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ if (cbw->command.set) {
+ cbw->command.highlighted = HighlightNone;
+ Unset(w, event, params, num_params);
+ }
+ else
+ Unhighlight(w, event, params, num_params);
+}
+
+/*ARGSUSED*/
+static void
+Highlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ if (*num_params == (Cardinal)0)
+ cbw->command.highlighted = HighlightWhenUnset;
+ else {
+ if (*num_params != (Cardinal)1)
+ XtWarning("Too many parameters passed to highlight action table.");
+ switch (params[0][0]) {
+ case 'A':
+ case 'a':
+ cbw->command.highlighted = HighlightAlways;
+ break;
+ default:
+ cbw->command.highlighted = HighlightWhenUnset;
+ break;
+ }
+ }
+
+ if (XtIsRealized(w))
+ PaintCommandWidget(w, event, HighlightRegion(cbw), True);
+}
+
+/*ARGSUSED*/
+static void
+Unhighlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ cbw->command.highlighted = HighlightNone;
+ if (XtIsRealized(w))
+ PaintCommandWidget(w, event, HighlightRegion(cbw), True);
+}
+
+/*ARGSUSED*/
+static void
+Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ /* check to be sure state is still Set so that user can cancel
+ the action (e.g. by moving outside the window, in the default
+ bindings.
+ */
+ if (cbw->command.set)
+ XtCallCallbackList(w, cbw->command.callbacks, (XtPointer) NULL);
+}
+
+static void
+XawCommandRedisplay(Widget w, XEvent *event, Region region)
+{
+ PaintCommandWidget(w, event, region, False);
+}
+
+/*
+ * Function:
+ * PaintCommandWidget
+ * Parameters:
+ * w - command widget
+ * region - region to paint (passed to the superclass)
+ * change - did it change either set or highlight state?
+ */
+static void
+PaintCommandWidget(Widget w, XEvent *event, Region region, Bool change)
+{
+ CommandWidget cbw = (CommandWidget)w;
+ Bool very_thick;
+ GC rev_gc;
+
+ very_thick = cbw->command.highlight_thickness
+ > Min(XtWidth(cbw), XtHeight(cbw)) / 2;
+
+ if (cbw->command.highlight_thickness == 0) {
+ (*SuperClass->core_class.expose) (w, event, region);
+ return;
+ }
+
+ /*
+ * If we are set then use the same colors as if we are not highlighted
+ */
+
+ if (cbw->command.highlighted != HighlightNone) {
+ rev_gc = cbw->command.normal_GC;
+ }
+ else {
+ rev_gc = cbw->command.inverse_GC;
+ }
+
+ if (!((!change && cbw->command.highlighted == HighlightNone)
+ || (cbw->command.highlighted == HighlightWhenUnset
+ && cbw->command.set))) {
+ if (very_thick)
+ XFillRectangle(XtDisplay(w),XtWindow(w), rev_gc,
+ 0, 0, XtWidth(cbw), XtHeight(cbw));
+ else {
+ /* wide lines are centered on the path, so indent it */
+ if (cbw->core.background_pixmap != XtUnspecifiedPixmap &&
+ rev_gc == cbw->command.inverse_GC) {
+ XClearArea(XtDisplay(w), XtWindow(w),
+ 0, 0, XtWidth(cbw), cbw->command.highlight_thickness,
+ False);
+ XClearArea(XtDisplay(w), XtWindow(w),
+ 0, cbw->command.highlight_thickness,
+ cbw->command.highlight_thickness,
+ XtHeight(cbw) - (cbw->command.highlight_thickness<<1),
+ False);
+ XClearArea(XtDisplay(w), XtWindow(w),
+ XtWidth(cbw) - cbw->command.highlight_thickness,
+ cbw->command.highlight_thickness,
+ cbw->command.highlight_thickness,
+ XtHeight(cbw) - (cbw->command.highlight_thickness<<1),
+ False);
+ XClearArea(XtDisplay(w), XtWindow(w),
+ 0, XtHeight(cbw) - cbw->command.highlight_thickness,
+ XtWidth(cbw), cbw->command.highlight_thickness,
+ False);
+ }
+ else {
+ int offset = cbw->command.highlight_thickness / 2;
+
+ XDrawRectangle(XtDisplay(w),XtWindow(w), rev_gc, offset, offset,
+ XtWidth(cbw) - cbw->command.highlight_thickness,
+ XtHeight(cbw) - cbw->command.highlight_thickness);
+ }
+ }
+ }
+
+ (*SuperClass->core_class.expose)(w, event, region);
+}
+
+static void
+XawCommandDestroy(Widget w)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ /* Label will release cbw->command.normal_GC */
+ XtReleaseGC(w, cbw->command.inverse_GC);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawCommandSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ CommandWidget oldcbw = (CommandWidget)current;
+ CommandWidget cbw = (CommandWidget)cnew;
+ Boolean redisplay = False;
+
+ if (oldcbw->core.sensitive != cbw->core.sensitive && !cbw->core.sensitive) {
+ cbw->command.highlighted = HighlightNone;
+ redisplay = True;
+ }
+
+ if (cbw->command.set) {
+ unsigned int i;
+ Pixel foreground, background;
+
+ foreground = oldcbw->label.foreground;
+ background = oldcbw->core.background_pixel;
+ for (i = 0; i < *num_args; i++) {
+ if (STR_EQUAL(args[i].name, XtNforeground))
+ background = cbw->label.foreground;
+ else if (STR_EQUAL(args[i].name, XtNbackground))
+ foreground = cbw->core.background_pixel;
+ }
+ cbw->label.foreground = foreground;
+ cbw->core.background_pixel = background;
+ }
+
+ if (oldcbw->label.foreground != cbw->label.foreground
+ || oldcbw->core.background_pixel != cbw->core.background_pixel
+ || oldcbw->command.highlight_thickness
+ != cbw->command.highlight_thickness
+ || oldcbw->label.font != cbw->label.font) {
+ XtReleaseGC(cnew, cbw->command.inverse_GC);
+
+ cbw->command.normal_GC = Get_GC(cbw, cbw->label.foreground,
+ cbw->core.background_pixel);
+ cbw->command.inverse_GC = Get_GC(cbw, cbw->core.background_pixel,
+ cbw->label.foreground);
+ XtReleaseGC(cnew, cbw->label.normal_GC);
+ cbw->label.normal_GC = cbw->command.normal_GC;
+
+ redisplay = True;
+ }
+
+ if (XtIsRealized(cnew)
+ && oldcbw->command.shape_style != cbw->command.shape_style
+ && !ShapeButton(cbw, True))
+ cbw->command.shape_style = oldcbw->command.shape_style;
+
+ return (redisplay);
+}
+
+static void
+XawCommandGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
+{
+ CommandWidget cbw = (CommandWidget)w;
+ unsigned int i;
+
+ for (i = 0; i < *num_args; i++) {
+ if (STR_EQUAL(args[i].name, XtNforeground))
+ *((String*)args[i].value) = cbw->command.set ?
+ (String)cbw->core.background_pixel : (String)cbw->label.foreground;
+ else if (STR_EQUAL(args[i].name, XtNbackground))
+ *((String*)args[i].value) = cbw->command.set ?
+ (String)cbw->label.foreground : (String)cbw->core.background_pixel;
+ }
+}
+
+static void
+XawCommandClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtSetTypeConverter(XtRString, XtRShapeStyle, XmuCvtStringToShapeStyle,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRShapeStyle, XtRString, XmuCvtShapeStyleToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+static Bool
+ShapeButton(CommandWidget cbw, Bool checkRectangular)
+{
+ Dimension corner_size = 0;
+
+ if (cbw->command.shape_style == XawShapeRoundedRectangle) {
+ corner_size = XtWidth(cbw) < XtHeight(cbw) ?
+ XtWidth(cbw) : XtHeight(cbw);
+ corner_size = (corner_size * cbw->command.corner_round) / 100;
+ }
+
+ if (checkRectangular || cbw->command.shape_style != XawShapeRectangle) {
+ if (!XmuReshapeWidget((Widget)cbw, cbw->command.shape_style,
+ corner_size, corner_size)) {
+ cbw->command.shape_style = XawShapeRectangle;
+ return (False);
+ }
+ }
+
+ return (True);
+}
+
+static void
+XawCommandRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
+{
+ (*commandWidgetClass->core_class.superclass->core_class.realize)
+ (w, valueMask, attributes);
+
+ ShapeButton((CommandWidget)w, False);
+}
+
+static void
+XawCommandResize(Widget w)
+{
+ if (XtIsRealized(w))
+ ShapeButton((CommandWidget)w, False);
+
+ (*commandWidgetClass->core_class.superclass->core_class.resize)(w);
+}
+
+static Bool
+ChangeSensitive(Widget w)
+{
+ CommandWidget cbw = (CommandWidget)w;
+
+ if (XtIsRealized(w)) {
+ if (XtIsSensitive(w)) {
+ if (w->core.border_pixmap != XtUnspecifiedPixmap)
+ XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
+ w->core.border_pixmap);
+ else
+ XSetWindowBorder(XtDisplay(w), XtWindow(w),
+ w->core.border_pixel);
+ }
+ else {
+ if (cbw->simple.insensitive_border == None)
+ cbw->simple.insensitive_border =
+ XmuCreateStippledPixmap(XtScreen(w),
+ w->core.border_pixel,
+ cbw->command.set ?
+ cbw->label.foreground :
+ w->core.background_pixel,
+ w->core.depth);
+ XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
+ cbw->simple.insensitive_border);
+ }
+ }
+
+ return (False);
+}
diff --git a/libXaw/src/Converters.c b/libXaw/src/Converters.c
index 5fcda7c3b..08b18c4da 100644
--- a/libXaw/src/Converters.c
+++ b/libXaw/src/Converters.c
@@ -1,699 +1,699 @@
-/*
- * Copyright (c) 1998 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of the XFree86 Project shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from the
- * XFree86 Project.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/Simple.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#ifndef OLDXAW
-
-/*
- * Definitions
- */
-#define done(type, value) \
-{ \
- if (toVal->addr != NULL) \
- { \
- if (toVal->size < sizeof(type)) \
- { \
- toVal->size = sizeof(type); \
- return (False); \
- } \
- *(type *)(toVal->addr) = (value); \
- } \
- else \
- { \
- static type static_val; \
- \
- static_val = (value); \
- toVal->addr = (XPointer)&static_val; \
- } \
- toVal->size = sizeof(type); \
- return (True); \
-}
-
-#define string_done(value) \
-{ \
- if (toVal->addr != NULL) \
- { \
- if (toVal->size < size) \
- { \
- toVal->size = size; \
- return (False); \
- } \
- strcpy((char *)toVal->addr, (value)); \
- } \
- else \
- toVal->addr = (XPointer)(value); \
- toVal->size = size; \
- return (True); \
-}
-
-/*
- * Prototypes
- */
-static Boolean _XawCvtAtomToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtBooleanToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtBoolToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtCARD32ToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtCardinalToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtDimensionToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtDisplayListToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtFontStructToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtIntToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtPixelToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtPixmapToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtShortToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtPositionToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtStringToDisplayList(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtStringToPixmap(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean _XawCvtUnsignedCharToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static void TypeToStringNoArgsWarning(Display*, String);
-
-/*
- * Initialization
- */
-static XtConvertArgRec PixelArgs[] = {
- {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.colormap),
- sizeof(Colormap)},
-};
-
-static XtConvertArgRec DLArgs[] = {
- {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.screen),
- sizeof(Screen *)},
- {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.colormap),
- sizeof(Colormap)},
- {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.depth),
- sizeof(int)},
-};
-#endif /* OLDXAW */
-
-static String XtCToolkitError = "ToolkitError";
-static String XtNconversionError = "conversionError";
-
-#ifndef OLDXAW
-static String XtNwrongParameters = "wrongParameters";
-
-/*
- * Implementation
- */
-void
-XawInitializeDefaultConverters(void)
-{
- static Boolean first_time = True;
-
- if (first_time == False)
- return;
-
- first_time = False;
-
- /* Replace with more apropriate converters */
- XtSetTypeConverter(XtRCallback, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRColormap, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRFunction, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRPointer, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRScreen, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRStringArray, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRVisual, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRWidget, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRWidgetList, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRWindow, XtRString, _XawCvtCARD32ToString,
- NULL, 0, XtCacheNone, NULL);
-
- XtSetTypeConverter(XtRAtom, XtRString, _XawCvtAtomToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRBool, XtRString, _XawCvtBoolToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRBoolean, XtRString, _XawCvtBooleanToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRCardinal, XtRString, _XawCvtCardinalToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRDimension, XtRString, _XawCvtDimensionToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XawRDisplayList, XtRString, _XawCvtDisplayListToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRFontStruct, XtRString, _XawCvtFontStructToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRInt, XtRString, _XawCvtIntToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRPixel, XtRString, _XawCvtPixelToString,
- &PixelArgs[0], XtNumber(PixelArgs), XtCacheNone, NULL);
- XtSetTypeConverter(XtRPixmap, XtRString, _XawCvtPixmapToString,
- &DLArgs[0], XtNumber(DLArgs), XtCacheNone, NULL);
- XtSetTypeConverter(XtRPosition, XtRString, _XawCvtPositionToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRShort, XtRString, _XawCvtShortToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRString, XawRDisplayList, _XawCvtStringToDisplayList,
- &DLArgs[0], XtNumber(DLArgs), XtCacheAll, NULL);
- XtSetTypeConverter(XtRString, XtRPixmap, _XawCvtStringToPixmap,
- &DLArgs[0], XtNumber(DLArgs), XtCacheAll, NULL);
- XtSetTypeConverter(XtRUnsignedChar, XtRString, _XawCvtUnsignedCharToString,
- NULL, 0, XtCacheNone, NULL);
-}
-#endif /* OLDXAW */
-
-void
-XawTypeToStringWarning(Display *dpy, String type)
-{
- char fname[64];
- String params[1];
- Cardinal num_params;
-
- XmuSnprintf(fname, sizeof(fname), "cvt%sToString", type);
-
- params[0] = type;
- num_params = 1;
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- XtNconversionError, fname, XtCToolkitError,
- "Cannot convert %s to String",
- params, &num_params);
-}
-
-#ifndef OLDXAW
-static void
-TypeToStringNoArgsWarning(Display *dpy, String type)
-{
- char fname[64];
- String params[1];
- Cardinal num_params;
-
- XmuSnprintf(fname, sizeof(fname), "cvt%sToString", type);
-
- params[0] = type;
- num_params = 1;
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- XtNconversionError, fname,
- XtCToolkitError,
- "%s to String conversion needs no extra arguments",
- params, &num_params);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtBooleanToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[6];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRBoolean);
-
- XmuSnprintf(buffer, sizeof(buffer), "%s",
- *(Boolean *)fromVal->addr ? XtEtrue : XtEfalse);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtBoolToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[6];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRBool);
-
- XmuSnprintf(buffer, sizeof(buffer), "%s",
- *(Bool *)fromVal->addr ? XtEtrue : XtEfalse);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtPositionToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[7];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRPosition);
-
- XmuSnprintf(buffer, sizeof(buffer), "%d", *(Position *)fromVal->addr);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtShortToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[7];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRShort);
-
- XmuSnprintf(buffer, sizeof(buffer), "%d", *(short *)fromVal->addr);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtDimensionToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[6];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRDimension);
-
- XmuSnprintf(buffer, sizeof(buffer), "%u", *(Dimension *)fromVal->addr);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtCARD32ToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[11];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, "CARD32");
-
- XmuSnprintf(buffer, sizeof(buffer), "0x%08hx", *(int *)fromVal->addr);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtIntToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[12];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRInt);
-
- XmuSnprintf(buffer, sizeof(buffer), "%d", *(int *)fromVal->addr);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtCardinalToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[11];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRCardinal);
-
- XmuSnprintf(buffer, sizeof(buffer), "%u", *(Cardinal *)fromVal->addr);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtAtomToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char *buffer = NULL;
- static char *nullatom = "NULL";
- Cardinal size;
- Atom atom;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRAtom);
-
- if (buffer && buffer != nullatom)
- XFree(buffer);
-
- atom = *(Atom *)fromVal[0].addr;
- if (atom == 0)
- buffer = nullatom;
- else if ((buffer = XGetAtomName(dpy, *(Atom *)fromVal[0].addr)) == NULL)
- {
- XawTypeToStringWarning(dpy, XtRAtom);
- toVal->addr = NULL;
- toVal->size = sizeof(String);
- return (False);
- }
-
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtPixelToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[19];
- Cardinal size;
- Colormap colormap;
- XColor color;
-
- if (*num_args != 1)
- {
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- XtNwrongParameters, "cvtPixelToString",
- XtCToolkitError,
- "Pixel to String conversion needs colormap argument",
- NULL, NULL);
- return (False);
- }
-
- colormap = *(Colormap *)args[0].addr;
- color.pixel = *(Pixel *)fromVal->addr;
-
- /* Note:
- * If we know the visual type, we can calculate the xcolor
- * without asking Xlib.
- */
- XQueryColor(dpy, colormap, &color);
- XmuSnprintf(buffer, sizeof(buffer), "rgb:%04hx/%04hx/%04hx",
- color.red, color.green, color.blue);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtFontStructToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[128];
- Cardinal size;
- Atom atom;
- unsigned long value;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRFontStruct);
-
- if ((atom = XInternAtom(dpy, "FONT", True)) == None)
- return (False);
-
- size = 0;
-
- if (XGetFontProperty(*(XFontStruct **)fromVal->addr, atom, &value))
- {
- char *tmp = XGetAtomName(dpy, value);
-
- if (tmp)
- {
- XmuSnprintf(buffer, sizeof(buffer), "%s", tmp);
- size = strlen(tmp);
- XFree(tmp);
- }
- }
-
- if (size)
- {
- ++size;
- string_done(buffer);
- }
-
- XawTypeToStringWarning(dpy, XtRFontStruct);
-
- return (False);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtUnsignedCharToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char buffer[4];
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XtRUnsignedChar);
-
- XmuSnprintf(buffer, sizeof(buffer), "%u",
- *(unsigned char *)fromVal->addr);
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtStringToDisplayList(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- XawDisplayList *dlist;
- Screen *screen;
- Colormap colormap;
- int depth;
- String commands;
-
- if (*num_args != 3)
- {
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- XtNwrongParameters, "cvtStringToDisplayList",
- XtCToolkitError,
- "String to DisplayList conversion needs screen, "
- "colormap, and depth arguments",
- NULL, NULL);
- return (False);
- }
-
- screen = *(Screen **)args[0].addr;
- colormap = *(Colormap *)args[1].addr;
- depth = *(int *)args[2].addr;
-
- commands = (String)(fromVal[0].addr);
-
- dlist = XawCreateDisplayList(commands, screen, colormap, depth);
-
- if (!dlist)
- {
- XtDisplayStringConversionWarning(dpy, (String)fromVal->addr,
- XawRDisplayList);
- toVal->addr = NULL;
- toVal->size = sizeof(XawDisplayList*);
- return (False);
- }
-
- done(XawDisplayList*, dlist);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtDisplayListToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- String buffer;
- Cardinal size;
-
- if (*num_args != 0)
- TypeToStringNoArgsWarning(dpy, XawRDisplayList);
-
- buffer = XawDisplayListString(*(XawDisplayList **)(fromVal[0].addr));
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtStringToPixmap(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- XawPixmap *xaw_pixmap;
- Pixmap pixmap;
- Screen *screen;
- Colormap colormap;
- int depth;
- String name;
-
- if (*num_args != 3)
- {
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- XtNwrongParameters, "cvtStringToPixmap",
- XtCToolkitError,
- "String to Pixmap conversion needs screen, "
- "colormap, and depth arguments",
- NULL, NULL);
- return (False);
- }
-
- screen = *(Screen **)args[0].addr;
- colormap = *(Colormap *)args[1].addr;
- depth = *(int *)args[2].addr;
-
- name = (String)(fromVal[0].addr);
-
- if (XmuCompareISOLatin1(name, "None") == 0)
- pixmap = None;
- else if (XmuCompareISOLatin1(name, "ParentRelative") == 0)
- pixmap = ParentRelative;
- else if (XmuCompareISOLatin1(name, "XtUnspecifiedPixmap") == 0)
- pixmap = XtUnspecifiedPixmap;
- else
- {
- xaw_pixmap = XawLoadPixmap(name, screen, colormap, depth);
- if (!xaw_pixmap)
- {
- XtDisplayStringConversionWarning(dpy, (String)fromVal->addr,
- XtRPixmap);
- toVal->addr = (XtPointer)XtUnspecifiedPixmap;
- toVal->size = sizeof(Pixmap);
- return (False);
- }
- else
- pixmap = xaw_pixmap->pixmap;
- }
-
- done(Pixmap, pixmap);
-}
-
-/*ARGSUSED*/
-static Boolean
-_XawCvtPixmapToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- XawPixmap *xaw_pixmap;
- Pixmap pixmap;
- Screen *screen;
- Colormap colormap;
- int depth;
- String buffer = NULL;
- Cardinal size;
-
- if (*num_args != 3)
- {
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- XtNwrongParameters, "cvtPixmapToString",
- XtCToolkitError,
- "Pixmap to String conversion needs screen, "
- "colormap, and depth arguments",
- NULL, NULL);
- return (False);
- }
-
- screen = *(Screen **)args[0].addr;
- colormap = *(Colormap *)args[1].addr;
- depth = *(int *)args[2].addr;
-
- pixmap = *(Pixmap *)(fromVal[0].addr);
-
- switch (pixmap)
- {
- case None:
- buffer = "None";
- break;
- case ParentRelative:
- buffer = "ParentRelative";
- break;
- case XtUnspecifiedPixmap:
- buffer = "XtUnspecifiedPixmap";
- break;
- default:
- xaw_pixmap = XawPixmapFromXPixmap(pixmap, screen, colormap, depth);
- if (xaw_pixmap)
- buffer = xaw_pixmap->name;
- break;
- }
-
- if (!buffer)
- /* Bad Pixmap or Pixmap was not loaded by XawLoadPixmap() */
- return (_XawCvtCARD32ToString(dpy, args, num_args, fromVal, toVal,
- converter_data));
-
- size = strlen(buffer) + 1;
-
- string_done(buffer);
-}
-
-#endif /* OLDXAW */
+/*
+ * Copyright (c) 1998 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/Simple.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#ifndef OLDXAW
+
+/*
+ * Definitions
+ */
+#define done(type, value) \
+{ \
+ if (toVal->addr != NULL) \
+ { \
+ if (toVal->size < sizeof(type)) \
+ { \
+ toVal->size = sizeof(type); \
+ return (False); \
+ } \
+ *(type *)(toVal->addr) = (value); \
+ } \
+ else \
+ { \
+ static type static_val; \
+ \
+ static_val = (value); \
+ toVal->addr = (XPointer)&static_val; \
+ } \
+ toVal->size = sizeof(type); \
+ return (True); \
+}
+
+#define string_done(value) \
+{ \
+ if (toVal->addr != NULL) \
+ { \
+ if (toVal->size < size) \
+ { \
+ toVal->size = size; \
+ return (False); \
+ } \
+ strcpy((char *)toVal->addr, (value)); \
+ } \
+ else \
+ toVal->addr = (XPointer)(value); \
+ toVal->size = size; \
+ return (True); \
+}
+
+/*
+ * Prototypes
+ */
+static Boolean _XawCvtAtomToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtBooleanToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtBoolToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtCARD32ToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtCardinalToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtDimensionToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtDisplayListToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtFontStructToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtIntToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtPixelToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtPixmapToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtShortToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtPositionToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtStringToDisplayList(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtStringToPixmap(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean _XawCvtUnsignedCharToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static void TypeToStringNoArgsWarning(Display*, String);
+
+/*
+ * Initialization
+ */
+static XtConvertArgRec PixelArgs[] = {
+ {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.colormap),
+ sizeof(Colormap)},
+};
+
+static XtConvertArgRec DLArgs[] = {
+ {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.screen),
+ sizeof(Screen *)},
+ {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.colormap),
+ sizeof(Colormap)},
+ {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.depth),
+ sizeof(int)},
+};
+#endif /* OLDXAW */
+
+static String XtCToolkitError = "ToolkitError";
+static String XtNconversionError = "conversionError";
+
+#ifndef OLDXAW
+static String XtNwrongParameters = "wrongParameters";
+
+/*
+ * Implementation
+ */
+void
+XawInitializeDefaultConverters(void)
+{
+ static Boolean first_time = True;
+
+ if (first_time == False)
+ return;
+
+ first_time = False;
+
+ /* Replace with more apropriate converters */
+ XtSetTypeConverter(XtRCallback, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRColormap, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRFunction, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRPointer, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRScreen, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRStringArray, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRVisual, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRWidget, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRWidgetList, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRWindow, XtRString, _XawCvtCARD32ToString,
+ NULL, 0, XtCacheNone, NULL);
+
+ XtSetTypeConverter(XtRAtom, XtRString, _XawCvtAtomToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRBool, XtRString, _XawCvtBoolToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRBoolean, XtRString, _XawCvtBooleanToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRCardinal, XtRString, _XawCvtCardinalToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRDimension, XtRString, _XawCvtDimensionToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XawRDisplayList, XtRString, _XawCvtDisplayListToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRFontStruct, XtRString, _XawCvtFontStructToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRInt, XtRString, _XawCvtIntToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRPixel, XtRString, _XawCvtPixelToString,
+ &PixelArgs[0], XtNumber(PixelArgs), XtCacheNone, NULL);
+ XtSetTypeConverter(XtRPixmap, XtRString, _XawCvtPixmapToString,
+ &DLArgs[0], XtNumber(DLArgs), XtCacheNone, NULL);
+ XtSetTypeConverter(XtRPosition, XtRString, _XawCvtPositionToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRShort, XtRString, _XawCvtShortToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRString, XawRDisplayList, _XawCvtStringToDisplayList,
+ &DLArgs[0], XtNumber(DLArgs), XtCacheAll, NULL);
+ XtSetTypeConverter(XtRString, XtRPixmap, _XawCvtStringToPixmap,
+ &DLArgs[0], XtNumber(DLArgs), XtCacheAll, NULL);
+ XtSetTypeConverter(XtRUnsignedChar, XtRString, _XawCvtUnsignedCharToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+#endif /* OLDXAW */
+
+void
+XawTypeToStringWarning(Display *dpy, String type)
+{
+ char fname[64];
+ String params[1];
+ Cardinal num_params;
+
+ XmuSnprintf(fname, sizeof(fname), "cvt%sToString", type);
+
+ params[0] = type;
+ num_params = 1;
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ XtNconversionError, fname, XtCToolkitError,
+ "Cannot convert %s to String",
+ params, &num_params);
+}
+
+#ifndef OLDXAW
+static void
+TypeToStringNoArgsWarning(Display *dpy, String type)
+{
+ char fname[64];
+ String params[1];
+ Cardinal num_params;
+
+ XmuSnprintf(fname, sizeof(fname), "cvt%sToString", type);
+
+ params[0] = type;
+ num_params = 1;
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ XtNconversionError, fname,
+ XtCToolkitError,
+ "%s to String conversion needs no extra arguments",
+ params, &num_params);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtBooleanToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[6];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRBoolean);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%s",
+ *(Boolean *)fromVal->addr ? XtEtrue : XtEfalse);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtBoolToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[6];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRBool);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%s",
+ *(Bool *)fromVal->addr ? XtEtrue : XtEfalse);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtPositionToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[7];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRPosition);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%d", *(Position *)fromVal->addr);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtShortToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[7];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRShort);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%d", *(short *)fromVal->addr);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtDimensionToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[6];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRDimension);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%u", *(Dimension *)fromVal->addr);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtCARD32ToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[11];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, "CARD32");
+
+ XmuSnprintf(buffer, sizeof(buffer), "0x%08hx", *(int *)fromVal->addr);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtIntToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[12];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRInt);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%d", *(int *)fromVal->addr);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtCardinalToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[11];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRCardinal);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%u", *(Cardinal *)fromVal->addr);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtAtomToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char *buffer = NULL;
+ static char *nullatom = "NULL";
+ Cardinal size;
+ Atom atom;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRAtom);
+
+ if (buffer && buffer != nullatom)
+ XFree(buffer);
+
+ atom = *(Atom *)fromVal[0].addr;
+ if (atom == 0)
+ buffer = nullatom;
+ else if ((buffer = XGetAtomName(dpy, *(Atom *)fromVal[0].addr)) == NULL)
+ {
+ XawTypeToStringWarning(dpy, XtRAtom);
+ toVal->addr = NULL;
+ toVal->size = sizeof(String);
+ return (False);
+ }
+
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtPixelToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[19];
+ Cardinal size;
+ Colormap colormap;
+ XColor color;
+
+ if (*num_args != 1)
+ {
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ XtNwrongParameters, "cvtPixelToString",
+ XtCToolkitError,
+ "Pixel to String conversion needs colormap argument",
+ NULL, NULL);
+ return (False);
+ }
+
+ colormap = *(Colormap *)args[0].addr;
+ color.pixel = *(Pixel *)fromVal->addr;
+
+ /* Note:
+ * If we know the visual type, we can calculate the xcolor
+ * without asking Xlib.
+ */
+ XQueryColor(dpy, colormap, &color);
+ XmuSnprintf(buffer, sizeof(buffer), "rgb:%04hx/%04hx/%04hx",
+ color.red, color.green, color.blue);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtFontStructToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[128];
+ Cardinal size;
+ Atom atom;
+ unsigned long value;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRFontStruct);
+
+ if ((atom = XInternAtom(dpy, "FONT", True)) == None)
+ return (False);
+
+ size = 0;
+
+ if (XGetFontProperty(*(XFontStruct **)fromVal->addr, atom, &value))
+ {
+ char *tmp = XGetAtomName(dpy, value);
+
+ if (tmp)
+ {
+ XmuSnprintf(buffer, sizeof(buffer), "%s", tmp);
+ size = strlen(tmp);
+ XFree(tmp);
+ }
+ }
+
+ if (size)
+ {
+ ++size;
+ string_done(buffer);
+ }
+
+ XawTypeToStringWarning(dpy, XtRFontStruct);
+
+ return (False);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtUnsignedCharToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char buffer[4];
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XtRUnsignedChar);
+
+ XmuSnprintf(buffer, sizeof(buffer), "%u",
+ *(unsigned char *)fromVal->addr);
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtStringToDisplayList(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ XawDisplayList *dlist;
+ Screen *screen;
+ Colormap colormap;
+ int depth;
+ String commands;
+
+ if (*num_args != 3)
+ {
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ XtNwrongParameters, "cvtStringToDisplayList",
+ XtCToolkitError,
+ "String to DisplayList conversion needs screen, "
+ "colormap, and depth arguments",
+ NULL, NULL);
+ return (False);
+ }
+
+ screen = *(Screen **)args[0].addr;
+ colormap = *(Colormap *)args[1].addr;
+ depth = *(int *)args[2].addr;
+
+ commands = (String)(fromVal[0].addr);
+
+ dlist = XawCreateDisplayList(commands, screen, colormap, depth);
+
+ if (!dlist)
+ {
+ XtDisplayStringConversionWarning(dpy, (String)fromVal->addr,
+ XawRDisplayList);
+ toVal->addr = NULL;
+ toVal->size = sizeof(XawDisplayList*);
+ return (False);
+ }
+
+ done(XawDisplayList*, dlist);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtDisplayListToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ String buffer;
+ Cardinal size;
+
+ if (*num_args != 0)
+ TypeToStringNoArgsWarning(dpy, XawRDisplayList);
+
+ buffer = XawDisplayListString(*(XawDisplayList **)(fromVal[0].addr));
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtStringToPixmap(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ XawPixmap *xaw_pixmap;
+ Pixmap pixmap;
+ Screen *screen;
+ Colormap colormap;
+ int depth;
+ String name;
+
+ if (*num_args != 3)
+ {
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ XtNwrongParameters, "cvtStringToPixmap",
+ XtCToolkitError,
+ "String to Pixmap conversion needs screen, "
+ "colormap, and depth arguments",
+ NULL, NULL);
+ return (False);
+ }
+
+ screen = *(Screen **)args[0].addr;
+ colormap = *(Colormap *)args[1].addr;
+ depth = *(int *)args[2].addr;
+
+ name = (String)(fromVal[0].addr);
+
+ if (XmuCompareISOLatin1(name, "None") == 0)
+ pixmap = None;
+ else if (XmuCompareISOLatin1(name, "ParentRelative") == 0)
+ pixmap = ParentRelative;
+ else if (XmuCompareISOLatin1(name, "XtUnspecifiedPixmap") == 0)
+ pixmap = XtUnspecifiedPixmap;
+ else
+ {
+ xaw_pixmap = XawLoadPixmap(name, screen, colormap, depth);
+ if (!xaw_pixmap)
+ {
+ XtDisplayStringConversionWarning(dpy, (String)fromVal->addr,
+ XtRPixmap);
+ toVal->addr = (XtPointer)XtUnspecifiedPixmap;
+ toVal->size = sizeof(Pixmap);
+ return (False);
+ }
+ else
+ pixmap = xaw_pixmap->pixmap;
+ }
+
+ done(Pixmap, pixmap);
+}
+
+/*ARGSUSED*/
+static Boolean
+_XawCvtPixmapToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ XawPixmap *xaw_pixmap;
+ Pixmap pixmap;
+ Screen *screen;
+ Colormap colormap;
+ int depth;
+ String buffer = NULL;
+ Cardinal size;
+
+ if (*num_args != 3)
+ {
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ XtNwrongParameters, "cvtPixmapToString",
+ XtCToolkitError,
+ "Pixmap to String conversion needs screen, "
+ "colormap, and depth arguments",
+ NULL, NULL);
+ return (False);
+ }
+
+ screen = *(Screen **)args[0].addr;
+ colormap = *(Colormap *)args[1].addr;
+ depth = *(int *)args[2].addr;
+
+ pixmap = *(Pixmap *)(fromVal[0].addr);
+
+ switch (pixmap)
+ {
+ case None:
+ buffer = "None";
+ break;
+ case ParentRelative:
+ buffer = "ParentRelative";
+ break;
+ case XtUnspecifiedPixmap:
+ buffer = "XtUnspecifiedPixmap";
+ break;
+ default:
+ xaw_pixmap = XawPixmapFromXPixmap(pixmap, screen, colormap, depth);
+ if (xaw_pixmap)
+ buffer = xaw_pixmap->name;
+ break;
+ }
+
+ if (!buffer)
+ /* Bad Pixmap or Pixmap was not loaded by XawLoadPixmap() */
+ return (_XawCvtCARD32ToString(dpy, args, num_args, fromVal, toVal,
+ converter_data));
+
+ size = strlen(buffer) + 1;
+
+ string_done(buffer);
+}
+
+#endif /* OLDXAW */
diff --git a/libXaw/src/Dialog.c b/libXaw/src/Dialog.c
index 7bb232b12..7accb8caa 100644
--- a/libXaw/src/Dialog.c
+++ b/libXaw/src/Dialog.c
@@ -1,460 +1,460 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xos.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/AsciiText.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/Command.h>
-#include <X11/Xaw/Label.h>
-#include <X11/Xaw/DialogP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * After we have set the string in the value widget we set the
- * string to a magic value. So that when a SetValues request is made
- * on the dialog value we will notice it, and reset the string
- */
-#define MAGIC_VALUE ((char *)3)
-
-#define streq(a,b) (strcmp((a), (b)) == 0)
-
-/*
- * Class Methods
- */
-static void XawDialogConstraintInitialize(Widget, Widget,
- ArgList, Cardinal*);
-static void XawDialogGetValuesHook(Widget, ArgList, Cardinal*);
-static void XawDialogInitialize(Widget, Widget, ArgList, Cardinal*);
-static Boolean XawDialogSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void CreateDialogValueWidget(Widget);
-
-/*
- * Initialization
- */
-static XtResource resources[] = {
- {
- XtNlabel,
- XtCLabel,
- XtRString,
- sizeof(String),
- XtOffsetOf(DialogRec, dialog.label),
- XtRString,
- NULL
- },
- {
- XtNvalue,
- XtCValue,
- XtRString,
- sizeof(String),
- XtOffsetOf(DialogRec, dialog.value),
- XtRString,
- NULL
- },
- {
- XtNicon,
- XtCIcon,
- XtRBitmap,
- sizeof(Pixmap),
- XtOffsetOf(DialogRec, dialog.icon),
- XtRImmediate,
- NULL
- },
-};
-
-DialogClassRec dialogClassRec = {
- /* core */
- {
- (WidgetClass)&formClassRec, /* superclass */
- "Dialog", /* class_name */
- sizeof(DialogRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part init */
- False, /* class_inited */
- XawDialogInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XtInheritResize, /* resize */
- XtInheritExpose, /* expose */
- XawDialogSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- XawDialogGetValuesHook, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* composite */
- {
- XtInheritGeometryManager, /* geometry_manager */
- XtInheritChangeManaged, /* change_managed */
- XtInheritInsertChild, /* insert_child */
- XtInheritDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- /* constraint */
- {
- NULL, /* subresourses */
- 0, /* subresource_count */
- sizeof(DialogConstraintsRec), /* constraint_size */
- XawDialogConstraintInitialize, /* initialize */
- NULL, /* destroy */
- NULL, /* set_values */
- NULL, /* extension */
- },
- /* form */
- {
- XtInheritLayout, /* layout */
- },
- /* dialog */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass dialogWidgetClass = (WidgetClass)&dialogClassRec;
-
-/*
- * Implementation
- */
-/*ARGSUSED*/
-static void
-XawDialogInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- DialogWidget dw = (DialogWidget)cnew;
- Arg arglist[9];
- Cardinal arg_cnt = 0;
-
- XtSetArg(arglist[arg_cnt], XtNborderWidth, 0); arg_cnt++;
- XtSetArg(arglist[arg_cnt], XtNleft, XtChainLeft); arg_cnt++;
-
- if (dw->dialog.icon != (Pixmap)0) {
- XtSetArg(arglist[arg_cnt], XtNbitmap, dw->dialog.icon); arg_cnt++;
- XtSetArg(arglist[arg_cnt], XtNright, XtChainLeft); arg_cnt++;
- dw->dialog.iconW = XtCreateManagedWidget("icon", labelWidgetClass,
- cnew, arglist, arg_cnt);
- arg_cnt = 2;
- XtSetArg(arglist[arg_cnt], XtNfromHoriz, dw->dialog.iconW); arg_cnt++;
- }
- else
- dw->dialog.iconW = NULL;
-
- XtSetArg(arglist[arg_cnt], XtNlabel, dw->dialog.label); arg_cnt++;
- XtSetArg(arglist[arg_cnt], XtNright, XtChainRight); arg_cnt++;
-
- dw->dialog.labelW = XtCreateManagedWidget("label", labelWidgetClass,
- cnew, arglist, arg_cnt);
-
- if (dw->dialog.iconW != NULL &&
- XtHeight(dw->dialog.labelW) < XtHeight(dw->dialog.iconW)) {
- XtSetArg(arglist[0], XtNheight, XtHeight(dw->dialog.iconW));
- XtSetValues(dw->dialog.labelW, arglist, 1);
- }
- if (dw->dialog.value != NULL)
- CreateDialogValueWidget((Widget)dw);
- else
- dw->dialog.valueW = NULL;
-}
-
-/*ARGSUSED*/
-static void
-XawDialogConstraintInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- DialogWidget dw = (DialogWidget)cnew->core.parent;
- DialogConstraints constraint = (DialogConstraints)cnew->core.constraints;
-
- if (!XtIsSubclass(cnew, commandWidgetClass)) /* if not a button */
- return; /* then just use defaults */
-
- constraint->form.left = constraint->form.right = XtChainLeft;
- if (dw->dialog.valueW == NULL)
- constraint->form.vert_base = dw->dialog.labelW;
- else
- constraint->form.vert_base = dw->dialog.valueW;
-
- if (dw->composite.num_children > 1) {
- WidgetList children = dw->composite.children;
- Widget *childP;
-
- for (childP = children + dw->composite.num_children - 1;
- childP >= children; childP-- ) {
- if (*childP == dw->dialog.labelW || *childP == dw->dialog.valueW)
- break;
- if (XtIsManaged(*childP) &&
- XtIsSubclass(*childP, commandWidgetClass)) {
- constraint->form.horiz_base = *childP;
- break;
- }
- }
- }
-}
-
-#define ICON 0
-#define LABEL 1
-#define NUM_CHECKS 2
-/*ARGSUSED*/
-static Boolean
-XawDialogSetValues(Widget current, Widget request, Widget cnew,
- ArgList in_args, Cardinal *in_num_args)
-{
- DialogWidget w = (DialogWidget)cnew;
- DialogWidget old = (DialogWidget)current;
- Arg args[5];
- Cardinal num_args;
- unsigned int i;
- Bool checks[NUM_CHECKS];
-
- for (i = 0; i < NUM_CHECKS; i++)
- checks[i] = False;
-
- for (i = 0; i < *in_num_args; i++) {
- if (streq(XtNicon, in_args[i].name))
- checks[ICON] = True;
- else if (streq(XtNlabel, in_args[i].name))
- checks[LABEL] = True;
- }
-
- if (checks[ICON]) {
- if (w->dialog.icon != 0) {
- XtSetArg(args[0], XtNbitmap, w->dialog.icon);
- if (old->dialog.iconW != NULL)
- XtSetValues(old->dialog.iconW, args, 1);
- else {
- XtSetArg(args[1], XtNborderWidth, 0);
- XtSetArg(args[2], XtNleft, XtChainLeft);
- XtSetArg(args[3], XtNright, XtChainLeft);
- w->dialog.iconW = XtCreateWidget("icon", labelWidgetClass,
- cnew, args, 4);
- ((DialogConstraints)w->dialog.labelW->core.constraints)->
- form.horiz_base = w->dialog.iconW;
- XtManageChild(w->dialog.iconW);
- }
- }
- else if (old->dialog.icon != 0) {
- ((DialogConstraints)w->dialog.labelW->core.constraints)->
- form.horiz_base = NULL;
- XtDestroyWidget(old->dialog.iconW);
- w->dialog.iconW = NULL;
- }
- }
-
- if (checks[LABEL]) {
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, w->dialog.label); num_args++;
- if (w->dialog.iconW != NULL &&
- XtHeight(w->dialog.labelW) <= XtHeight(w->dialog.iconW)) {
- XtSetArg(args[num_args], XtNheight, XtHeight(w->dialog.iconW));
- num_args++;
- }
- XtSetValues(w->dialog.labelW, args, num_args);
- }
-
- if (w->dialog.value != old->dialog.value) {
- if (w->dialog.value == NULL) /* only get here if it
- wasn't NULL before */
- XtDestroyWidget(old->dialog.valueW);
- else if (old->dialog.value == NULL) { /* create a new value widget */
- XtWidth(w) = XtWidth(old);
- XtHeight(w) = XtHeight(old);
- CreateDialogValueWidget(cnew);
- }
- else { /* Widget ok, just change string */
- Arg nargs[1];
-
- XtSetArg(nargs[0], XtNstring, w->dialog.value);
- XtSetValues(w->dialog.valueW, nargs, 1);
- w->dialog.value = MAGIC_VALUE;
- }
- }
-
- return (False);
-}
-
-/*
- * Function:
- * XawDialogGetValuesHook
- *
- * Parameters:
- * w - Dialog Widget
- * args - argument list
- * num_args - number of args
- *
- * Description:
- * This is a get values hook routine that gets the values in the dialog.
- */
-static void
-XawDialogGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
-{
- Arg a[1];
- String s;
- DialogWidget src = (DialogWidget)w;
- unsigned int i;
-
- for (i = 0; i < *num_args; i++)
- if (streq(args[i].name, XtNvalue)) {
- XtSetArg(a[0], XtNstring, &s);
- XtGetValues(src->dialog.valueW, a, 1);
- *((char **)args[i].value) = s;
- }
- else if (streq(args[i].name, XtNlabel)) {
- XtSetArg(a[0], XtNlabel, &s);
- XtGetValues(src->dialog.labelW, a, 1);
- *((char **)args[i].value) = s;
- }
-}
-
-/*
- * Function:
- * CreateDialogValueWidget
- *
- * Parameters:
- * w - dialog widget
- *
- * Description:
- * Creates the dialog widgets value widget.
- *
- * Note
- * Must be called only when w->dialog.value is non-nil
- */
-static void
-CreateDialogValueWidget(Widget w)
-{
- DialogWidget dw = (DialogWidget)w;
- Arg arglist[10];
- Cardinal num_args = 0;
-
- XtSetArg(arglist[num_args], XtNstring, dw->dialog.value); num_args++;
- XtSetArg(arglist[num_args], XtNresizable, True); num_args++;
- XtSetArg(arglist[num_args], XtNeditType, XawtextEdit); num_args++;
- XtSetArg(arglist[num_args], XtNfromVert, dw->dialog.labelW); num_args++;
- XtSetArg(arglist[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(arglist[num_args], XtNright, XtChainRight); num_args++;
-
- dw->dialog.valueW = XtCreateWidget("value", asciiTextWidgetClass,
- w, arglist, num_args);
-
- /* if the value widget is being added after buttons,
- * then the buttons need new layout constraints
- */
- if (dw->composite.num_children > 1) {
- WidgetList children = dw->composite.children;
- Widget *childP;
-
- for (childP = children + dw->composite.num_children - 1;
- childP >= children; childP-- ) {
- if (*childP == dw->dialog.labelW || *childP == dw->dialog.valueW)
- continue;
-
- if (XtIsManaged(*childP) &&
- XtIsSubclass(*childP, commandWidgetClass)) {
- ((DialogConstraints)(*childP)->core.constraints)->
- form.vert_base = dw->dialog.valueW;
- }
- }
- }
- XtManageChild(dw->dialog.valueW);
-
- /*
- * Value widget gets the keyboard focus
- */
- XtSetKeyboardFocus(w, dw->dialog.valueW);
- dw->dialog.value = MAGIC_VALUE;
-}
-
-void
-XawDialogAddButton(Widget dialog, _Xconst char* name, XtCallbackProc function,
- XtPointer param)
-{
- /*
- * Correct Constraints are all set in ConstraintInitialize()
- */
- Widget button;
-
- button = XtCreateManagedWidget(name, commandWidgetClass, dialog, NULL, 0);
-
- if (function != NULL) /* don't add NULL callback func */
- XtAddCallback(button, XtNcallback, function, param);
-}
-
-char *
-XawDialogGetValueString(Widget w)
-{
- Arg args[1];
- char *value;
-
- XtSetArg(args[0], XtNstring, &value);
- XtGetValues(((DialogWidget)w)->dialog.valueW, args, 1);
-
- return(value);
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xos.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/AsciiText.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/Command.h>
+#include <X11/Xaw/Label.h>
+#include <X11/Xaw/DialogP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * After we have set the string in the value widget we set the
+ * string to a magic value. So that when a SetValues request is made
+ * on the dialog value we will notice it, and reset the string
+ */
+#define MAGIC_VALUE ((char *)3)
+
+#define streq(a,b) (strcmp((a), (b)) == 0)
+
+/*
+ * Class Methods
+ */
+static void XawDialogConstraintInitialize(Widget, Widget,
+ ArgList, Cardinal*);
+static void XawDialogGetValuesHook(Widget, ArgList, Cardinal*);
+static void XawDialogInitialize(Widget, Widget, ArgList, Cardinal*);
+static Boolean XawDialogSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void CreateDialogValueWidget(Widget);
+
+/*
+ * Initialization
+ */
+static XtResource resources[] = {
+ {
+ XtNlabel,
+ XtCLabel,
+ XtRString,
+ sizeof(String),
+ XtOffsetOf(DialogRec, dialog.label),
+ XtRString,
+ NULL
+ },
+ {
+ XtNvalue,
+ XtCValue,
+ XtRString,
+ sizeof(String),
+ XtOffsetOf(DialogRec, dialog.value),
+ XtRString,
+ NULL
+ },
+ {
+ XtNicon,
+ XtCIcon,
+ XtRBitmap,
+ sizeof(Pixmap),
+ XtOffsetOf(DialogRec, dialog.icon),
+ XtRImmediate,
+ NULL
+ },
+};
+
+DialogClassRec dialogClassRec = {
+ /* core */
+ {
+ (WidgetClass)&formClassRec, /* superclass */
+ "Dialog", /* class_name */
+ sizeof(DialogRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part init */
+ False, /* class_inited */
+ XawDialogInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XtInheritResize, /* resize */
+ XtInheritExpose, /* expose */
+ XawDialogSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ XawDialogGetValuesHook, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* composite */
+ {
+ XtInheritGeometryManager, /* geometry_manager */
+ XtInheritChangeManaged, /* change_managed */
+ XtInheritInsertChild, /* insert_child */
+ XtInheritDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ /* constraint */
+ {
+ NULL, /* subresourses */
+ 0, /* subresource_count */
+ sizeof(DialogConstraintsRec), /* constraint_size */
+ XawDialogConstraintInitialize, /* initialize */
+ NULL, /* destroy */
+ NULL, /* set_values */
+ NULL, /* extension */
+ },
+ /* form */
+ {
+ XtInheritLayout, /* layout */
+ },
+ /* dialog */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass dialogWidgetClass = (WidgetClass)&dialogClassRec;
+
+/*
+ * Implementation
+ */
+/*ARGSUSED*/
+static void
+XawDialogInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ DialogWidget dw = (DialogWidget)cnew;
+ Arg arglist[9];
+ Cardinal arg_cnt = 0;
+
+ XtSetArg(arglist[arg_cnt], XtNborderWidth, 0); arg_cnt++;
+ XtSetArg(arglist[arg_cnt], XtNleft, XtChainLeft); arg_cnt++;
+
+ if (dw->dialog.icon != (Pixmap)0) {
+ XtSetArg(arglist[arg_cnt], XtNbitmap, dw->dialog.icon); arg_cnt++;
+ XtSetArg(arglist[arg_cnt], XtNright, XtChainLeft); arg_cnt++;
+ dw->dialog.iconW = XtCreateManagedWidget("icon", labelWidgetClass,
+ cnew, arglist, arg_cnt);
+ arg_cnt = 2;
+ XtSetArg(arglist[arg_cnt], XtNfromHoriz, dw->dialog.iconW); arg_cnt++;
+ }
+ else
+ dw->dialog.iconW = NULL;
+
+ XtSetArg(arglist[arg_cnt], XtNlabel, dw->dialog.label); arg_cnt++;
+ XtSetArg(arglist[arg_cnt], XtNright, XtChainRight); arg_cnt++;
+
+ dw->dialog.labelW = XtCreateManagedWidget("label", labelWidgetClass,
+ cnew, arglist, arg_cnt);
+
+ if (dw->dialog.iconW != NULL &&
+ XtHeight(dw->dialog.labelW) < XtHeight(dw->dialog.iconW)) {
+ XtSetArg(arglist[0], XtNheight, XtHeight(dw->dialog.iconW));
+ XtSetValues(dw->dialog.labelW, arglist, 1);
+ }
+ if (dw->dialog.value != NULL)
+ CreateDialogValueWidget((Widget)dw);
+ else
+ dw->dialog.valueW = NULL;
+}
+
+/*ARGSUSED*/
+static void
+XawDialogConstraintInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ DialogWidget dw = (DialogWidget)cnew->core.parent;
+ DialogConstraints constraint = (DialogConstraints)cnew->core.constraints;
+
+ if (!XtIsSubclass(cnew, commandWidgetClass)) /* if not a button */
+ return; /* then just use defaults */
+
+ constraint->form.left = constraint->form.right = XtChainLeft;
+ if (dw->dialog.valueW == NULL)
+ constraint->form.vert_base = dw->dialog.labelW;
+ else
+ constraint->form.vert_base = dw->dialog.valueW;
+
+ if (dw->composite.num_children > 1) {
+ WidgetList children = dw->composite.children;
+ Widget *childP;
+
+ for (childP = children + dw->composite.num_children - 1;
+ childP >= children; childP-- ) {
+ if (*childP == dw->dialog.labelW || *childP == dw->dialog.valueW)
+ break;
+ if (XtIsManaged(*childP) &&
+ XtIsSubclass(*childP, commandWidgetClass)) {
+ constraint->form.horiz_base = *childP;
+ break;
+ }
+ }
+ }
+}
+
+#define ICON 0
+#define LABEL 1
+#define NUM_CHECKS 2
+/*ARGSUSED*/
+static Boolean
+XawDialogSetValues(Widget current, Widget request, Widget cnew,
+ ArgList in_args, Cardinal *in_num_args)
+{
+ DialogWidget w = (DialogWidget)cnew;
+ DialogWidget old = (DialogWidget)current;
+ Arg args[5];
+ Cardinal num_args;
+ unsigned int i;
+ Bool checks[NUM_CHECKS];
+
+ for (i = 0; i < NUM_CHECKS; i++)
+ checks[i] = False;
+
+ for (i = 0; i < *in_num_args; i++) {
+ if (streq(XtNicon, in_args[i].name))
+ checks[ICON] = True;
+ else if (streq(XtNlabel, in_args[i].name))
+ checks[LABEL] = True;
+ }
+
+ if (checks[ICON]) {
+ if (w->dialog.icon != 0) {
+ XtSetArg(args[0], XtNbitmap, w->dialog.icon);
+ if (old->dialog.iconW != NULL)
+ XtSetValues(old->dialog.iconW, args, 1);
+ else {
+ XtSetArg(args[1], XtNborderWidth, 0);
+ XtSetArg(args[2], XtNleft, XtChainLeft);
+ XtSetArg(args[3], XtNright, XtChainLeft);
+ w->dialog.iconW = XtCreateWidget("icon", labelWidgetClass,
+ cnew, args, 4);
+ ((DialogConstraints)w->dialog.labelW->core.constraints)->
+ form.horiz_base = w->dialog.iconW;
+ XtManageChild(w->dialog.iconW);
+ }
+ }
+ else if (old->dialog.icon != 0) {
+ ((DialogConstraints)w->dialog.labelW->core.constraints)->
+ form.horiz_base = NULL;
+ XtDestroyWidget(old->dialog.iconW);
+ w->dialog.iconW = NULL;
+ }
+ }
+
+ if (checks[LABEL]) {
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, w->dialog.label); num_args++;
+ if (w->dialog.iconW != NULL &&
+ XtHeight(w->dialog.labelW) <= XtHeight(w->dialog.iconW)) {
+ XtSetArg(args[num_args], XtNheight, XtHeight(w->dialog.iconW));
+ num_args++;
+ }
+ XtSetValues(w->dialog.labelW, args, num_args);
+ }
+
+ if (w->dialog.value != old->dialog.value) {
+ if (w->dialog.value == NULL) /* only get here if it
+ wasn't NULL before */
+ XtDestroyWidget(old->dialog.valueW);
+ else if (old->dialog.value == NULL) { /* create a new value widget */
+ XtWidth(w) = XtWidth(old);
+ XtHeight(w) = XtHeight(old);
+ CreateDialogValueWidget(cnew);
+ }
+ else { /* Widget ok, just change string */
+ Arg nargs[1];
+
+ XtSetArg(nargs[0], XtNstring, w->dialog.value);
+ XtSetValues(w->dialog.valueW, nargs, 1);
+ w->dialog.value = MAGIC_VALUE;
+ }
+ }
+
+ return (False);
+}
+
+/*
+ * Function:
+ * XawDialogGetValuesHook
+ *
+ * Parameters:
+ * w - Dialog Widget
+ * args - argument list
+ * num_args - number of args
+ *
+ * Description:
+ * This is a get values hook routine that gets the values in the dialog.
+ */
+static void
+XawDialogGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
+{
+ Arg a[1];
+ String s;
+ DialogWidget src = (DialogWidget)w;
+ unsigned int i;
+
+ for (i = 0; i < *num_args; i++)
+ if (streq(args[i].name, XtNvalue)) {
+ XtSetArg(a[0], XtNstring, &s);
+ XtGetValues(src->dialog.valueW, a, 1);
+ *((char **)args[i].value) = s;
+ }
+ else if (streq(args[i].name, XtNlabel)) {
+ XtSetArg(a[0], XtNlabel, &s);
+ XtGetValues(src->dialog.labelW, a, 1);
+ *((char **)args[i].value) = s;
+ }
+}
+
+/*
+ * Function:
+ * CreateDialogValueWidget
+ *
+ * Parameters:
+ * w - dialog widget
+ *
+ * Description:
+ * Creates the dialog widgets value widget.
+ *
+ * Note
+ * Must be called only when w->dialog.value is non-nil
+ */
+static void
+CreateDialogValueWidget(Widget w)
+{
+ DialogWidget dw = (DialogWidget)w;
+ Arg arglist[10];
+ Cardinal num_args = 0;
+
+ XtSetArg(arglist[num_args], XtNstring, dw->dialog.value); num_args++;
+ XtSetArg(arglist[num_args], XtNresizable, True); num_args++;
+ XtSetArg(arglist[num_args], XtNeditType, XawtextEdit); num_args++;
+ XtSetArg(arglist[num_args], XtNfromVert, dw->dialog.labelW); num_args++;
+ XtSetArg(arglist[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(arglist[num_args], XtNright, XtChainRight); num_args++;
+
+ dw->dialog.valueW = XtCreateWidget("value", asciiTextWidgetClass,
+ w, arglist, num_args);
+
+ /* if the value widget is being added after buttons,
+ * then the buttons need new layout constraints
+ */
+ if (dw->composite.num_children > 1) {
+ WidgetList children = dw->composite.children;
+ Widget *childP;
+
+ for (childP = children + dw->composite.num_children - 1;
+ childP >= children; childP-- ) {
+ if (*childP == dw->dialog.labelW || *childP == dw->dialog.valueW)
+ continue;
+
+ if (XtIsManaged(*childP) &&
+ XtIsSubclass(*childP, commandWidgetClass)) {
+ ((DialogConstraints)(*childP)->core.constraints)->
+ form.vert_base = dw->dialog.valueW;
+ }
+ }
+ }
+ XtManageChild(dw->dialog.valueW);
+
+ /*
+ * Value widget gets the keyboard focus
+ */
+ XtSetKeyboardFocus(w, dw->dialog.valueW);
+ dw->dialog.value = MAGIC_VALUE;
+}
+
+void
+XawDialogAddButton(Widget dialog, _Xconst char* name, XtCallbackProc function,
+ XtPointer param)
+{
+ /*
+ * Correct Constraints are all set in ConstraintInitialize()
+ */
+ Widget button;
+
+ button = XtCreateManagedWidget(name, commandWidgetClass, dialog, NULL, 0);
+
+ if (function != NULL) /* don't add NULL callback func */
+ XtAddCallback(button, XtNcallback, function, param);
+}
+
+char *
+XawDialogGetValueString(Widget w)
+{
+ Arg args[1];
+ char *value;
+
+ XtSetArg(args[0], XtNstring, &value);
+ XtGetValues(((DialogWidget)w)->dialog.valueW, args, 1);
+
+ return(value);
+}
diff --git a/libXaw/src/DisplayList.c b/libXaw/src/DisplayList.c
index 1bef9945f..6549650e7 100644
--- a/libXaw/src/DisplayList.c
+++ b/libXaw/src/DisplayList.c
@@ -1,2255 +1,2255 @@
-/*
- * Copyright (c) 1998 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of the XFree86 Project shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from the
- * XFree86 Project.
- *
- * Author: Paulo César Pereira de Andrade
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <ctype.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/CoreP.h>
-#include <X11/Xfuncs.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/SysUtil.h>
-#include "Private.h"
-
-#ifdef __UNIXOS2__
-static char dummy;
-#endif
-
-#ifndef OLDXAW
-
-/*
- * Types
- */
-typedef struct _XawDLProc XawDLProc;
-typedef struct _XawDLData XawDLData;
-typedef struct _XawDLInfo XawDLInfo;
-
-struct _XawDLProc {
- XrmQuark qname;
- String *params;
- Cardinal num_params;
- XawDisplayListProc proc;
- XtPointer args;
- XawDLData *data;
-};
-
-struct _XawDLData {
- XawDLClass *dlclass;
- XtPointer data;
-};
-
-struct _XawDLInfo {
- String name;
- XrmQuark qname;
- XawDisplayListProc proc;
-};
-
-struct _XawDL {
- XawDLProc **procs;
- Cardinal num_procs;
- XawDLData **data;
- Cardinal num_data;
- Screen *screen;
- Colormap colormap;
- int depth;
- XrmQuark qrep; /* for cache lookup */
-};
-
-struct _XawDLClass {
- String name;
- XawDLInfo **infos;
- Cardinal num_infos;
- XawDLArgsInitProc args_init;
- XawDLArgsDestructor args_destructor;
- XawDLDataInitProc data_init;
- XawDLDataDestructor data_destructor;
-};
-
-/*
- * Private Methods
- */
-static XawDLClass *_XawFindDLClass(String);
-static int qcmp_dlist_class(_Xconst void*, _Xconst void*);
-static int bcmp_dlist_class(_Xconst void*, _Xconst void*);
-static XawDLInfo *_XawFindDLInfo(XawDLClass*, String);
-static int qcmp_dlist_info(_Xconst void*, _Xconst void*);
-static int bcmp_dlist_info(_Xconst void*, _Xconst void*);
-static void *_Xaw_Xlib_ArgsInitProc(String, String*, Cardinal*,
- Screen*, Colormap, int);
-static void _Xaw_Xlib_ArgsDestructor(Display*, String, XtPointer,
- String*, Cardinal*);
-static void *_Xaw_Xlib_DataInitProc(String, Screen*, Colormap, int);
-static void _Xaw_Xlib_DataDestructor(Display*, String, XtPointer);
-
-/*
- * Initialization
- */
-static XawDLClass **classes;
-static Cardinal num_classes;
-static String xlib = "xlib";
-
-/*
- * Implementation
- */
-void
-XawRunDisplayList(Widget w, _XawDisplayList *list,
- XEvent *event, Region region)
-{
- XawDLProc *proc;
- Cardinal i;
-
- if (!XtIsRealized(w))
- return;
-
- for (i = 0; i < list->num_procs; i++)
- {
- proc = list->procs[i];
- proc->proc(w, proc->args, proc->data->data, event, region);
- }
-}
-
-#define DLERR -2
-#define DLEOF -1
-#define DLEND 1
-#define DLNAME 2
-#define DLARG 3
-static char *
-read_token(char *src, char *dst, Cardinal size, int *status)
-{
- int ch;
- Bool esc, quote;
- Cardinal i;
-
- i = 0;
- esc = quote = False;
-
- /*CONSTCOND*/
- while (1)
- {
- ch = *src;
- if (ch != '\n' && isspace(ch))
- ++src;
- else
- break;
- }
-
- for (; i < size - 1; src++)
- {
- ch = *src;
- if (ch == '"')
- {
- if (quote)
- {
- quote = False;
- continue;
- }
- quote = True;
- continue;
- }
- if (ch == '\\')
- {
- if (esc)
- {
- dst[i++] = ch;
- esc = False;
- continue;
- }
- esc = True;
- continue;
- }
- if (ch == '\0')
- {
- *status = DLEOF;
- dst[i] = '\0';
- return (src);
- }
- else if (!esc)
- {
- if (!quote)
- {
- if (ch == ',')
- {
- *status = DLARG;
- dst[i] = '\0';
- return (++src);
- }
- else if (ch == ' ' || ch == '\t')
- {
- *status = DLNAME;
- dst[i] = '\0';
- return (++src);
- }
- else if (ch == ';' || ch == '\n')
- {
- *status = DLEND;
- dst[i] = '\0';
- return (++src);
- }
- }
- }
- else
- esc = False;
- dst[i++] = ch;
- }
-
- *status = DLERR;
- dst[i] = '\0';
-
- return (src);
-}
-
-_XawDisplayList *XawCreateDisplayList(String string, Screen *screen,
- Colormap colormap, int depth)
-{
- _XawDisplayList *dlist;
- XawDLClass *lc, *xlibc;
- XawDLData *data;
- XawDLInfo *info;
- XawDLProc *proc;
- char cname[64], fname[64], aname[1024];
- Cardinal i;
- char *cp, *fp, *lp;
- int status;
-
- xlibc = XawGetDisplayListClass(xlib);
- if (!xlibc)
- {
- XawDisplayListInitialize();
- xlibc = XawGetDisplayListClass(xlib);
- }
-
- dlist = (_XawDisplayList *)XtMalloc(sizeof(_XawDisplayList));
- dlist->procs = NULL;
- dlist->num_procs = 0;
- dlist->data = NULL;
- dlist->num_data = 0;
- dlist->screen = screen;
- dlist->colormap = colormap;
- dlist->depth = depth;
- dlist->qrep = NULLQUARK;
- if (!string || !string[0])
- return (dlist);
-
- cp = string;
-
- status = 0;
- while (status != DLEOF)
- {
- lp = cp;
- cp = read_token(cp, fname, sizeof(fname), &status);
-
- if (status != DLNAME && status != DLEND && status != DLEOF)
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "Error parsing displayList at \"%s\"", lp);
- XtAppWarning(XtDisplayToApplicationContext(DisplayOfScreen(screen)),
- msg);
- XawDestroyDisplayList(dlist);
- return (NULL);
- }
- fp = fname;
- /*CONSTCOND*/
- while (1)
- {
- fp = strchr(fp, ':');
- if (!fp || (fp == cp || fp[-1] != '\\'))
- break;
- ++fp;
- }
- if (fp)
- {
- XmuSnprintf(cname, fp - fname + 1, fname);
- memmove(fname, fp + 1, strlen(fp));
- lc = cname[0] ? XawGetDisplayListClass(cname) : xlibc;
- if (!lc)
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "Cannot find displayList class \"%s\"", cname);
- XtAppWarning(XtDisplayToApplicationContext
- (DisplayOfScreen(screen)), msg);
- XawDestroyDisplayList(dlist);
- return (NULL);
- }
- }
- else
- lc = xlibc;
-
- if (status == DLEOF && !fname[0])
- break;
-
- if ((info = _XawFindDLInfo(lc, fname)) == NULL)
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "Cannot find displayList procedure \"%s\"", fname);
- XtAppWarning(XtDisplayToApplicationContext(DisplayOfScreen(screen)),
- msg);
- XawDestroyDisplayList(dlist);
- return (NULL);
- }
-
- proc = (XawDLProc *)XtMalloc(sizeof(XawDLProc));
- proc->qname = info->qname;
- proc->params = NULL;
- proc->num_params = 0;
- proc->proc = info->proc;
- proc->args = NULL;
- proc->data = NULL;
-
- if (!dlist->procs)
- {
- dlist->num_procs = 1;
- dlist->procs = (XawDLProc**)XtMalloc(sizeof(XawDLProc*));
- }
- else
- {
- ++dlist->num_procs;
- dlist->procs = (XawDLProc**)
- XtRealloc((char *)dlist->procs, sizeof(XawDLProc*) *
- dlist->num_procs);
- }
- dlist->procs[dlist->num_procs - 1] = proc;
-
- while (status != DLEND && status != DLEOF)
- {
- lp = cp;
- cp = read_token(cp, aname, sizeof(aname), &status);
-
- if (status != DLARG && status != DLEND && status != DLEOF)
- {
- char msg[256];
-
- XmuSnprintf(msg, sizeof(msg),
- "Error parsing displayList at \"%s\"", lp);
- XtAppWarning(XtDisplayToApplicationContext
- (DisplayOfScreen(screen)), msg);
- XawDestroyDisplayList(dlist);
- return (NULL);
- }
-
- if (!proc->num_params)
- {
- proc->num_params = 1;
- proc->params = (String *)XtMalloc(sizeof(String));
- }
- else
- {
- ++proc->num_params;
- proc->params = (String *)XtRealloc((char *)proc->params,
- sizeof(String) *
- proc->num_params);
- }
- proc->params[proc->num_params - 1] = XtNewString(aname);
- }
-
- /* verify if data is already created for lc */
- data = NULL;
- for (i = 0; i < dlist->num_data; i++)
- if (dlist->data[i]->dlclass == lc)
- {
- data = dlist->data[i];
- break;
- }
-
- if (!data)
- {
- data = (XawDLData *)XtMalloc(sizeof(XawDLData));
- data->dlclass = lc;
- if (lc->data_init)
- data->data = lc->data_init(lc->name, screen, colormap, depth);
- else
- data->data = NULL;
-
- if (!dlist->data)
- {
- dlist->num_data = 1;
- dlist->data = (XawDLData **)XtMalloc(sizeof(XawDLData*));
- }
- else
- {
- ++dlist->num_data;
- dlist->data = (XawDLData **)
- XtRealloc((char *)dlist->data, sizeof(XawDLData*) *
- dlist->num_data);
- }
- dlist->data[dlist->num_data - 1] = data;
- }
-
- if (lc->args_init)
- {
- proc->args = lc->args_init(fname, proc->params, &proc->num_params,
- screen, colormap, depth);
- if (proc->args == XAWDL_CONVERT_ERROR)
- {
- char msg[256];
-
- proc->args = NULL;
- XmuSnprintf(msg, sizeof(msg),
- "Cannot convert arguments to displayList function \"%s\"", fname);
- XtAppWarning(XtDisplayToApplicationContext
- (DisplayOfScreen(screen)), msg);
- XawDestroyDisplayList(dlist);
- return (NULL);
- }
- }
- else
- proc->args = NULL;
-
- proc->data = data;
- }
-
- dlist->qrep = XrmStringToQuark(string);
- return (dlist);
-}
-
-String
-XawDisplayListString(_XawDisplayList *dlist)
-{
- if (!dlist || dlist->qrep == NULLQUARK)
- return ("");
- return (XrmQuarkToString(dlist->qrep));
-}
-
-void
-XawDestroyDisplayList(_XawDisplayList *dlist)
-{
- Cardinal i, j;
- XawDLProc *proc;
- XawDLData *data;
-
- if (!dlist)
- return;
-
- for (i = 0; i < dlist->num_procs; i++)
- {
- proc = dlist->procs[i];
- data = proc->data;
-
- if (data)
- {
- if (data->dlclass->args_destructor)
- data->dlclass->args_destructor(DisplayOfScreen(dlist->screen),
- XrmQuarkToString(proc->qname),
- proc->args,
- proc->params, &proc->num_params);
- if (data->data)
- {
- if (data->dlclass->data_destructor)
- {
- data->dlclass
- ->data_destructor(DisplayOfScreen(dlist->screen),
- data->dlclass->name, data->data);
- data->data = NULL;
- }
- }
- }
-
- for (j = 0; j < proc->num_params; j++)
- XtFree(proc->params[j]);
- if (proc->num_params)
- XtFree((char *)proc->params);
- XtFree((char *)proc);
- }
-
- if (dlist->num_procs)
- XtFree((char *)dlist->procs);
-
- XtFree((char *)dlist);
-}
-
-/**********************************************************************
- * If you want to implement your own class of procedures, look at
- * the code bellow.
- **********************************************************************/
-/* Start of Implementation of class "xlib" */
-typedef struct _XawXlibData {
- GC gc;
- unsigned long mask;
- XGCValues values;
- int shape;
- int mode;
- char *dashes;
- /* these fields can be used for optimization, to
- * avoid unnecessary coordinates recalculation.
- */
- Position x, y;
- Dimension width, height;
-} XawXlibData;
-
-typedef struct _XawDLPosition {
- Position pos;
- short denom;
- Boolean high;
-} XawDLPosition;
-
-typedef struct _XawDLPositionPtr {
- XawDLPosition *pos;
- Cardinal num_pos;
-} XawDLPositionPtr;
-
-typedef struct _XawDLArcArgs {
- XawDLPosition pos[4];
- int angle1;
- int angle2;
-} XawDLArcArgs;
-
-typedef struct _XawDLStringArgs {
- XawDLPosition pos[2];
- char *string;
- int length;
-} XawDLStringArgs;
-
-typedef struct _XawDLCopyArgs {
- XawPixmap *pixmap;
- XawDLPosition pos[6];
- int plane;
-} XawDLCopyArgs;
-
-typedef struct _XawDLImageArgs {
- XawPixmap *pixmap;
- XawDLPosition pos[4];
- int depth;
-} XawDLImageArgs;
-
-#define X_ARG(x) (Position)(((x).denom != 0) ? \
- ((float)XtWidth(w) * ((float)(x).pos / (float)(x).denom)) : \
- ((x).high ? XtWidth(w) - (x).pos : (x).pos))
-#define Y_ARG(x) (Position)(((x).denom != 0) ? \
- ((float)XtHeight(w) * ((float)(x).pos / (float)(x).denom)): \
- ((x).high ? XtHeight(w) - (x).pos : (x).pos))
-#define DRECT 0
-#define FRECT 1
-#define LINE 2
-#define GCFG 3
-#define GCBG 4
-#define FPOLY 5
-#define DARC 6
-#define FARC 7
-#define DLINES 8
-#define MASK 9
-#define UMASK 10
-#define LWIDTH 11
-#define POINT 12
-#define POINTS 13
-#define SEGMENTS 14
-#define ARCMODE 15
-#define COORDMODE 16
-#define SHAPEMODE 17
-#define LINESTYLE 18
-#define CAPSTYLE 19
-#define JOINSTYLE 20
-#define FILLSTYLE 21
-#define FILLRULE 22
-#define TILE 23
-#define STIPPLE 24
-#define TSORIGIN 25
-#define FUNCTION 26
-#define PLANEMASK 27
-#define DSTRING 28
-#define PSTRING 29
-#define FONT 30
-#define DASHES 31
-#define SUBWMODE 32
-#define EXPOSURES 33
-#define CLIPORIGIN 34
-#define CLIPMASK 35
-#define CLIPRECTS 36
-#define COPYAREA 37
-#define COPYPLANE 38
-#define IMAGE 39
-
-static void
-Dl1Point(Widget w, XtPointer args, XtPointer data, int id)
-{
- XawDLPosition *pos = (XawDLPosition *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- Display *display;
- Window window;
- Position x, y;
-
- x = X_ARG(pos[0]);
- y = Y_ARG(pos[1]);
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- x += xpad;
- y += ypad;
- display = XtDisplayOfObject(w);
- window = XtWindowOfObject(w);
- }
- else
- {
- display = XtDisplay(w);
- window = XtWindow(w);
- }
-
- if (id == POINT)
- XDrawPoint(display, window, xdata->gc, x, y);
- else if (id == TSORIGIN)
- {
- xdata->values.ts_x_origin = x;
- xdata->values.ts_y_origin = y;
- xdata->mask |= GCTileStipXOrigin | GCTileStipYOrigin;
- XSetTSOrigin(display, xdata->gc, x, y);
- }
- else if (id == CLIPORIGIN)
- {
- xdata->values.clip_x_origin = x;
- xdata->values.clip_y_origin = y;
- xdata->mask |= GCClipXOrigin | GCClipYOrigin;
- XSetClipOrigin(display, xdata->gc, x, y);
- }
-}
-
-static void
-Dl2Points(Widget w, XtPointer args, XtPointer data, int id)
-{
- XawDLPosition *pos = (XawDLPosition *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- Display *display;
- Window window;
- Position x1, y1, x2, y2;
-
- x1 = X_ARG(pos[0]);
- y1 = Y_ARG(pos[1]);
- x2 = X_ARG(pos[2]);
- y2 = Y_ARG(pos[3]);
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- x1 += xpad; y1 += ypad;
- x2 += xpad; y2 += ypad;
- display = XtDisplayOfObject(w);
- window = XtWindowOfObject(w);
- }
- else
- {
- display = XtDisplay(w);
- window = XtWindow(w);
- }
-
- if (id == DRECT)
- XDrawRectangle(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1);
- else if (id == FRECT)
- XFillRectangle(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1);
- else if (id == LINE)
- XDrawLine(display, window, xdata->gc, x1, y1, x2, y2);
-}
-
-/* ARGSUSED */
-static void
-DlLine(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
-{
- Dl2Points(w, args, data, LINE);
-}
-
-/* ARGSUSED */
-static void
-DlDrawRectangle(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- Dl2Points(w, args, data, DRECT);
-}
-
-/* ARGSUSED */
-static void
-DlFillRectangle(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- Dl2Points(w, args, data, FRECT);
-}
-
-static void
-DlXPoints(Widget w, XtPointer args, XtPointer data, int id)
-{
- XawDLPositionPtr *pos_ptr = (XawDLPositionPtr *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- XawDLPosition *pos;
- XPoint points_buf[16];
- XPoint *points;
- Display *display;
- Window window;
- Cardinal num_points, i, j;
-
- num_points = pos_ptr->num_pos>>1;
- points = (XPoint *)XawStackAlloc(sizeof(XPoint) * num_points, points_buf);
-
- for (i = j = 0; i < num_points; i++, j = i << 1)
- {
- pos = &pos_ptr->pos[j];
- points[i].x = X_ARG(pos[0]);
- points[i].y = Y_ARG(pos[1]);
- }
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- if (xdata->mode != CoordModePrevious)
- {
- for (i = 0; i < num_points; i++)
- {
- points[i].x += xpad;
- points[i].y += ypad;
- }
- }
- else
- {
- points[0].x += xpad;
- points[0].y += ypad;
- }
- display = XtDisplayOfObject(w);
- window = XtWindowOfObject(w);
- }
- else
- {
- display = XtDisplay(w);
- window = XtWindow(w);
- }
-
- if (id == FPOLY)
- XFillPolygon(display, window, xdata->gc, points, num_points,
- xdata->shape, xdata->mode);
- else if (id == DLINES)
- XDrawLines(display, window, xdata->gc, points, num_points, xdata->mode);
- else if (id == POINTS)
- XDrawPoints(display, window, xdata->gc, points, num_points, xdata->mode);
-
- XawStackFree(points, points_buf);
-}
-
-/* ARGSUSED */
-static void
-DlFillPolygon(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlXPoints(w, args, data, FPOLY);
-}
-
-/* ARGSUSED */
-static void
-DlDrawLines(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlXPoints(w, args, data, DLINES);
-}
-
-/* ARGSUSED */
-static void
-DlDrawPoints(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlXPoints(w, args, data, POINTS);
-}
-
-/* ARGSUSED */
-static void
-DlForeground(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- Pixel foreground = (Pixel)args;
-
- if (xdata->values.foreground != foreground)
- {
- xdata->mask |= GCForeground;
- xdata->values.foreground = foreground;
- XSetForeground(XtDisplayOfObject(w), xdata->gc, foreground);
- }
-}
-
-/* ARGSUSED */
-static void
-DlBackground(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- Pixel background = (Pixel)args;
-
- if (xdata->values.background != background)
- {
- xdata->mask |= GCBackground;
- xdata->values.background = background;
- XSetBackground(XtDisplayOfObject(w), xdata->gc, background);
- }
-}
-
-static void
-DlArc(Widget w, XtPointer args, XtPointer data, Bool fill)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- XawDLArcArgs *arc = (XawDLArcArgs *)args;
- Position x1, y1, x2, y2;
- Display *display;
- Window window;
-
- x1 = X_ARG(arc->pos[0]);
- y1 = Y_ARG(arc->pos[1]);
- x2 = X_ARG(arc->pos[2]);
- y2 = Y_ARG(arc->pos[3]);
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- x1 += xpad;
- y1 += ypad;
- x2 += xpad;
- y2 += ypad;
- display = XtDisplayOfObject(w);
- window = XtWindowOfObject(w);
- }
- else
- {
- display = XtDisplay(w);
- window = XtWindow(w);
- }
-
- if (fill)
- XFillArc(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1,
- arc->angle1, arc->angle2);
- else
- XDrawArc(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1,
- arc->angle1, arc->angle2);
-}
-
-/* ARGSUSED */
-static void
-DlDrawArc(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlArc(w, args, data, False);
-}
-
-/* ARGSUSED */
-static void
-DlFillArc(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlArc(w, args, data, True);
-}
-
-/*ARGSUSED*/
-static void
-DlMask(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- Display *display = XtDisplayOfObject(w);
-
- if (region)
- XSetRegion(display, xdata->gc, region);
- else if (event)
- {
- XRectangle rect;
-
- rect.x = event->xexpose.x;
- rect.y = event->xexpose.y;
- rect.width = event->xexpose.width;
- rect.height = event->xexpose.height;
- XSetClipRectangles(display, xdata->gc, 0, 0, &rect, 1, Unsorted);
- }
-}
-
-/* ARGSUSED */
-static void
-DlUmask(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
-
- XSetClipMask(XtDisplayOfObject(w), xdata->gc, None);
-}
-
-/* ARGSUSED */
-static void
-DlLineWidth(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- unsigned line_width = (unsigned long)args;
-
- if (xdata->values.line_width != line_width)
- {
- xdata->mask |= GCLineWidth;
- xdata->values.line_width = line_width;
- XChangeGC(XtDisplayOfObject(w), xdata->gc, GCLineWidth, &xdata->values);
- }
-}
-
-/* ARGSUSED */
-static void
-DlDrawPoint(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
-{
- Dl1Point(w, args, data, POINT);
-}
-
-/* ARGSUSED */
-static void
-DlDrawSegments(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawDLPositionPtr *pos_ptr = (XawDLPositionPtr *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- XawDLPosition *pos;
- XSegment *segments;
- XSegment segments_buf[8];
- Display *display;
- Window window;
- Cardinal num_segments, i, j;
-
- num_segments = pos_ptr->num_pos>>2;
- segments = (XSegment *)XawStackAlloc(sizeof(XSegment) * num_segments, segments_buf);
-
- for (i = j = 0; i < num_segments; i++, j = i << 2)
- {
- pos = &pos_ptr->pos[j];
- segments[i].x1 = X_ARG(pos[0]);
- segments[i].y1 = Y_ARG(pos[1]);
- segments[i].x2 = X_ARG(pos[2]);
- segments[i].y2 = Y_ARG(pos[3]);
- }
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- for (i = 0; i < num_segments; i++)
- {
- segments[i].x1 += xpad;
- segments[i].y1 += ypad;
- segments[i].x2 += xpad;
- segments[i].y2 += ypad;
- }
- display = XtDisplayOfObject(w);
- window = XtWindowOfObject(w);
- }
- else
- {
- display = XtDisplay(w);
- window = XtWindow(w);
- }
-
- XDrawSegments(display, window, xdata->gc, segments, num_segments);
-
- XawStackFree(segments, segments_buf);
-}
-
-/* ARGSUSED */
-static void
-DlArcMode(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int arc_mode = (long)args;
-
- if (xdata->values.arc_mode != arc_mode)
- {
- xdata->mask |= GCArcMode;
- xdata->values.arc_mode = arc_mode;
- XSetArcMode(XtDisplayOfObject(w), xdata->gc, arc_mode);
- }
-}
-
-/* ARGSUSED */
-static void
-DlCoordMode(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int mode = (long)args;
-
- xdata->mode = mode;
-}
-
-/* ARGSUSED */
-static void
-DlShapeMode(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int shape = (long)args;
-
- xdata->shape = shape;
-}
-
-/* ARGSUSED */
-static void
-DlLineStyle(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int line_style = (long)args;
-
- if (xdata->values.line_style != line_style)
- {
- xdata->mask |= GCLineStyle;
- xdata->values.line_style = line_style;
- XChangeGC(XtDisplayOfObject(w), xdata->gc, GCLineStyle, &xdata->values);
- }
-}
-
-/* ARGSUSED */
-static void
-DlCapStyle(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int cap_style = (long)args;
-
- if (xdata->values.cap_style != cap_style)
- {
- xdata->mask |= GCCapStyle;
- xdata->values.cap_style = cap_style;
- XChangeGC(XtDisplayOfObject(w), xdata->gc, GCCapStyle, &xdata->values);
- }
-}
-
-/* ARGSUSED */
-static void
-DlJoinStyle(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int join_style = (long)args;
-
- if (xdata->values.join_style != join_style)
- {
- xdata->mask |= GCJoinStyle;
- xdata->values.join_style = join_style;
- XChangeGC(XtDisplayOfObject(w), xdata->gc, GCJoinStyle, &xdata->values);
- }
-}
-
-/* ARGSUSED */
-static void
-DlFillStyle(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int fill_style = (long)args;
-
- if (xdata->values.fill_style != fill_style)
- {
- xdata->mask |= GCFillStyle;
- xdata->values.fill_style = fill_style;
- XSetFillStyle(XtDisplayOfObject(w), xdata->gc, fill_style);
- }
-}
-
-/* ARGSUSED */
-static void
-DlFillRule(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int fill_rule = (long)args;
-
- if (xdata->values.fill_rule != fill_rule)
- {
- xdata->mask |= GCFillRule;
- xdata->values.fill_rule = fill_rule;
- XSetFillRule(XtDisplayOfObject(w), xdata->gc, fill_rule);
- }
-}
-
-/* ARGSUSED */
-static void
-DlTile(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- XawPixmap *pixmap = (XawPixmap *)args;
-
- if (pixmap && xdata->values.tile != pixmap->pixmap)
- {
- xdata->mask |= GCTile;
- xdata->values.tile = pixmap->pixmap;
- XSetTile(XtDisplayOfObject(w), xdata->gc, xdata->values.tile);
- }
-}
-
-/* ARGSUSED */
-static void
-DlStipple(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- XawPixmap *pixmap = (XawPixmap *)args;
-
- if (pixmap && xdata->values.stipple != pixmap->pixmap)
- {
- xdata->mask |= GCStipple;
- xdata->values.stipple = pixmap->pixmap;
- XSetStipple(XtDisplayOfObject(w), xdata->gc, xdata->values.stipple);
- }
-}
-
-/* ARGSUSED */
-static void
-DlTSOrigin(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
-{
- Dl1Point(w, args, data, TSORIGIN);
-}
-
-/* ARGSUSED */
-static void
-DlFunction(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int function = (long)args;
-
- if (function != xdata->values.function)
- {
- xdata->mask |= GCFunction;
- xdata->values.function = function;
- XSetFunction(XtDisplayOfObject(w), xdata->gc, function);
- }
-}
-
-/* ARGSUSED */
-static void
-DlPlaneMask(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- unsigned long plane_mask = (unsigned long)args;
-
- if (xdata->values.plane_mask != plane_mask)
- {
- xdata->mask |= GCPlaneMask;
- xdata->values.plane_mask = plane_mask;
- XSetPlaneMask(XtDisplayOfObject(w), xdata->gc, plane_mask);
- }
-}
-
-static void
-DlString(Widget w, XtPointer args, XtPointer data, Bool image)
-{
- XawDLStringArgs *string = (XawDLStringArgs *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- Display *display;
- Window window;
- Position x, y;
-
- x = X_ARG(string->pos[0]);
- y = Y_ARG(string->pos[1]);
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- x += xpad;
- y += ypad;
- display = XtDisplayOfObject(w);
- window = XtWindowOfObject(w);
- }
- else
- {
- display = XtDisplay(w);
- window = XtWindow(w);
- }
-
- if (image)
- XDrawImageString(display, window, xdata->gc, x, y, string->string, string->length);
- else
- XDrawString(display, window, xdata->gc, x, y, string->string, string->length);
-}
-
-/* ARGSUSED */
-static void
-DlDrawString(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlString(w, args, data, False);
-}
-
-/* ARGSUSED */
-static void
-DlPaintString(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlString(w, args, data, True);
-}
-
-/* ARGSUSED */
-static void
-DlFont(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- Font font = (Font)args;
-
- if (xdata->values.font != font)
- {
- xdata->mask |= GCFont;
- xdata->values.font = font;
- XSetFont(XtDisplayOfObject(w), xdata->gc, font);
- }
-}
-
-/* ARGSUSED */
-static void
-DlDashes(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- char *dashes = args;
-
- if (xdata->dashes != dashes)
- {
- xdata->mask |= GCDashOffset | GCDashList;
- xdata->dashes = dashes;
- XSetDashes(XtDisplayOfObject(w), xdata->gc, 0, dashes + 1, *dashes);
- }
-}
-
-/* ARGSUSED */
-static void
-DlSubwindowMode(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- int subwindow_mode = (long)args;
-
- if (xdata->values.subwindow_mode != subwindow_mode)
- {
- xdata->mask |= GCSubwindowMode;
- xdata->values.subwindow_mode = subwindow_mode;
- XSetSubwindowMode(XtDisplayOfObject(w), xdata->gc, subwindow_mode);
- }
-}
-
-/* ARGSUSED */
-static void
-DlExposures(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- Bool graphics_exposures = (Bool)(long)args;
-
- if (xdata->values.graphics_exposures != graphics_exposures)
- {
- xdata->mask |= GCGraphicsExposures;
- xdata->values.graphics_exposures = graphics_exposures;
- XSetGraphicsExposures(XtDisplayOfObject(w), xdata->gc, graphics_exposures);
- }
-}
-
-/* ARGSUSED */
-static void
-DlClipOrigin(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
-{
- Dl1Point(w, args, data, CLIPORIGIN);
-}
-
-/* ARGSUSED */
-static void
-DlClipMask(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawXlibData *xdata = (XawXlibData *)data;
- XawPixmap *pixmap = (XawPixmap *)args;
- Pixmap clip_mask;
-
- if (pixmap)
- clip_mask = pixmap->mask ? pixmap->mask : pixmap->pixmap;
- else
- clip_mask = None;
-
- if (xdata->values.clip_mask != clip_mask)
- {
- xdata->mask |= GCClipMask;
- XSetClipMask(XtDisplayOfObject(w), xdata->gc, clip_mask);
- }
-}
-
-/* ARGSUSED */
-static void
-DlClipRectangles(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- XawDLPositionPtr *pos_ptr = (XawDLPositionPtr *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- XawDLPosition *pos;
- XRectangle *rects;
- XRectangle rects_buf[8];
- Position x1, y1, x2, y2;
- Cardinal num_rects, i, j;
-
- num_rects = pos_ptr->num_pos>>2;
- rects = (XRectangle *)XawStackAlloc(sizeof(XRectangle) * num_rects, rects_buf);
-
- for (i = j = 0; i < num_rects; i++, j = i << 2)
- {
- pos = &pos_ptr->pos[j];
- x1 = X_ARG(pos[0]);
- y1 = Y_ARG(pos[1]);
- x2 = X_ARG(pos[2]);
- y2 = Y_ARG(pos[3]);
- rects[i].x = XawMin(x1, x2);
- rects[i].y = XawMin(y1, y2);
- rects[i].width = XawMax(x1, x2) - rects[i].x;
- rects[i].height = XawMax(y1, y2) - rects[i].y;
- }
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- for (i = 0; i < num_rects; i++)
- {
- rects[i].x += xpad;
- rects[i].y += ypad;
- }
- }
-
- XSetClipRectangles(XtDisplayOfObject(w), xdata->gc, 0, 0, rects, num_rects, Unsorted);
-
- XawStackFree(rects, rects_buf);
-}
-
-static void
-DlCopy(Widget w, XtPointer args, XtPointer data, Bool plane)
-{
- XawDLCopyArgs *copy = (XawDLCopyArgs *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- int src_x, src_y, dst_x, dst_y, width, height, tmp1, tmp2;
-
- tmp1 = X_ARG(copy->pos[0]);
- tmp2 = X_ARG(copy->pos[2]);
- dst_x = XawMin(tmp1, tmp2);
- width = XawMax(tmp1, tmp2) - dst_x;
-
- tmp1 = Y_ARG(copy->pos[1]);
- tmp2 = Y_ARG(copy->pos[3]);
- dst_y = XawMin(tmp1, tmp2);
- height = XawMax(tmp1, tmp2) - dst_y;
-
- src_x = X_ARG(copy->pos[4]);
- src_y = Y_ARG(copy->pos[5]);
-
- if (width <= 0)
- {
- if (copy->pixmap)
- width = copy->pixmap->width;
- else
- {
- if ((width = XtWidth(w) - src_x) < 0)
- width = 0;
- }
- }
- if (height <= 0)
- {
- if (copy->pixmap)
- height = copy->pixmap->height;
- else
- {
- if ((height = XtHeight(w) - src_y) < 0)
- height = 0;
- }
- }
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- src_x += xpad;
- src_y += ypad;
- dst_x += xpad;
- dst_y += ypad;
- }
-
- if (plane)
- XCopyPlane(XtDisplayOfObject(w), XtWindowOfObject(w),
- copy->pixmap ? copy->pixmap->pixmap : XtWindowOfObject(w),
- xdata->gc, src_x, src_y, width, height, dst_x, dst_y,
- copy->plane ? copy->plane : 1);
- else
- XCopyArea(XtDisplayOfObject(w),
- copy->pixmap ? copy->pixmap->pixmap : XtWindowOfObject(w),
- XtWindowOfObject(w), xdata->gc, src_x, src_y, width, height, dst_x, dst_y);
-}
-
-/* ARGSUSED */
-static void
-DlCopyArea(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlCopy(w, args, data, False);
-}
-
-/* ARGSUSED */
-static void
-DlCopyPlane(Widget w, XtPointer args, XtPointer data,
- XEvent *event, Region region)
-{
- DlCopy(w, args, data, True);
-}
-
-/*ARGSUSED*/
-/* Note:
- * This function is destructive if you set the ts_x_origin, ts_y_origin,
- * and/or clip-mask. It is meant to be the only function used in a display
- * list. If you need to use other functions (and those values), be sure to
- * set them after calling this function.
- */
-static void
-DlImage(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
-{
- XawDLImageArgs *image = (XawDLImageArgs *)args;
- XawXlibData *xdata = (XawXlibData *)data;
- int x, y, xs, ys, xe, ye, width, height;
- Display *display;
- Window window;
-
- width = image->pixmap->width;
- height = image->pixmap->height;
- xs = X_ARG(image->pos[0]);
- ys = Y_ARG(image->pos[1]);
- xe = X_ARG(image->pos[2]);
- ye = Y_ARG(image->pos[3]);
-
- if (xe <= 0)
- xe = xs + width;
- if (ye <= 0)
- ye = ys + height;
-
- if (!XtIsWidget(w))
- {
- Position xpad, ypad;
-
- xpad = XtX(w) + XtBorderWidth(w);
- ypad = XtY(w) + XtBorderWidth(w);
- xe += xpad;
- ye += ypad;
- xe += xpad;
- ye += ypad;
- display = XtDisplayOfObject(w);
- window = XtWindowOfObject(w);
- }
- else
- {
- display = XtDisplay(w);
- window = XtWindow(w);
- }
-
- for (y = ys; y < ye; y += height)
- for (x = xs; x < xe; x += width)
- {
- XSetClipOrigin(display, xdata->gc, x, y);
- if (image->pixmap->mask)
- XSetClipMask(display, xdata->gc, image->pixmap->mask);
- if (image->depth == 1)
- XCopyPlane(display, image->pixmap->pixmap, window, xdata->gc,
- 0, 0, XawMin(width, xe - x), XawMin(height, ye - y),
- x, y, 1L);
- else
- XCopyArea(display, image->pixmap->pixmap, window, xdata->gc, 0, 0,
- XawMin(width, xe - x), XawMin(height, ye - y), x, y);
- }
-
- XSetClipMask(display, xdata->gc, None);
-}
-
-typedef struct _Dl_init Dl_init;
-struct _Dl_init {
- String name;
- XawDisplayListProc proc;
- Cardinal id;
-};
-
-static Dl_init dl_init[] =
-{
- {"arc-mode", DlArcMode, ARCMODE},
- {"background", DlBackground, GCBG},
- {"bg", DlBackground, GCBG},
- {"cap-style", DlCapStyle, CAPSTYLE},
- {"clip-mask", DlClipMask, CLIPMASK},
- {"clip-origin", DlClipOrigin, CLIPORIGIN},
- {"clip-rectangles", DlClipRectangles, CLIPRECTS},
- {"clip-rects", DlClipRectangles, CLIPRECTS},
- {"coord-mode", DlCoordMode, COORDMODE},
- {"copy-area", DlCopyArea, COPYAREA},
- {"copy-plane", DlCopyPlane, COPYPLANE},
- {"dashes", DlDashes, DASHES},
- {"draw-arc", DlDrawArc, DARC},
- {"draw-line", DlLine, LINE},
- {"draw-lines", DlDrawLines, DLINES},
- {"draw-point", DlDrawPoint, POINT},
- {"draw-points", DlDrawPoints, POINTS},
- {"draw-rect", DlDrawRectangle, DRECT},
- {"draw-rectangle", DlDrawRectangle, DRECT},
- {"draw-segments", DlDrawSegments, SEGMENTS},
- {"draw-string", DlDrawString, DSTRING},
- {"exposures", DlExposures, EXPOSURES},
- {"fg", DlForeground, GCFG},
- {"fill-arc", DlFillArc, FARC},
- {"fill-poly", DlFillPolygon, FPOLY},
- {"fill-polygon", DlFillPolygon, FPOLY},
- {"fill-rect", DlFillRectangle, FRECT},
- {"fill-rectangle", DlFillRectangle, FRECT},
- {"fill-rule", DlFillRule, FILLRULE},
- {"fill-style", DlFillStyle, FILLSTYLE},
- {"font", DlFont, FONT},
- {"foreground", DlForeground, GCFG},
- {"function", DlFunction, FUNCTION},
- {"image", DlImage, IMAGE},
- {"join-style", DlJoinStyle, JOINSTYLE},
- {"line", DlLine, LINE},
- {"line-style", DlLineStyle, LINESTYLE},
- {"line-width", DlLineWidth, LWIDTH},
- {"lines", DlDrawLines, DLINES},
- {"mask", DlMask, MASK},
- {"paint-string", DlPaintString, PSTRING},
- {"plane-mask", DlPlaneMask, PLANEMASK},
- {"point", DlDrawPoint, POINT},
- {"points", DlDrawPoints, POINTS},
- {"segments", DlDrawSegments, SEGMENTS},
- {"shape-mode", DlShapeMode, SHAPEMODE},
- {"stipple", DlStipple, STIPPLE},
- {"subwindow-mode", DlSubwindowMode, SUBWMODE},
- {"tile", DlTile, TILE},
- {"ts-origin", DlTSOrigin, TSORIGIN},
- {"umask", DlUmask, UMASK},
-};
-
-void
-XawDisplayListInitialize(void)
-{
- static Bool first_time = True;
- XawDLClass *lc;
- Cardinal i;
-
- if (first_time == False)
- return;
-
- first_time = False;
-
- lc = XawCreateDisplayListClass(xlib,
- _Xaw_Xlib_ArgsInitProc,
- _Xaw_Xlib_ArgsDestructor,
- _Xaw_Xlib_DataInitProc,
- _Xaw_Xlib_DataDestructor);
- for (i = 0; i < sizeof(dl_init) / sizeof(dl_init[0]); i++)
- (void)XawDeclareDisplayListProc(lc, dl_init[i].name, dl_init[i].proc);
-}
-
-static int
-bcmp_cvt_proc(register _Xconst void *string,
- register _Xconst void *dlinfo)
-{
- return (strcmp((String)string, ((Dl_init*)dlinfo)->name));
-}
-
-static long
-read_int(char *cp, char **cpp)
-{
- long value = 0, sign = 1;
-
- if (*cp == '-')
- {
- sign = -1;
- ++cp;
- }
- else if (*cp == '+')
- ++cp;
- value = 0;
- while (*cp >= '0' && *cp <= '9')
- {
- value = value * 10 + *cp - '0';
- ++cp;
- }
- if (cpp)
- *cpp = cp;
- return (value * sign);
-}
-
-static void
-read_position(char *arg, XawDLPosition *pos)
-{
- int ch;
- char *str = arg;
-
- ch = *str;
- if (ch == '-' || ch == '+')
- {
- ++str;
- if (ch == '-')
- pos->high = True;
- pos->pos = read_int(str, NULL);
- }
- else if (isdigit(ch))
- {
- pos->pos = read_int(str, &str);
- ch = *str++;
- if (ch == '/')
- pos->denom = read_int(str, NULL);
- }
-}
-
-/* ARGSUSED */
-static void *
-_Xaw_Xlib_ArgsInitProc(String proc_name, String *params, Cardinal *num_params,
- Screen *screen, Colormap colormap, int depth)
-{
- Cardinal id, i;
- Dl_init *init;
- void *retval = XAWDL_CONVERT_ERROR;
-
- init = (Dl_init *)bsearch(proc_name, dl_init,
- sizeof(dl_init) / sizeof(dl_init[0]),
- sizeof(dl_init[0]),
- bcmp_cvt_proc);
-
- id = init->id;
-
- switch (id)
- {
- case LINE:
- case DRECT:
- case FRECT:
- if (*num_params == 4)
- {
- XawDLPosition *pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) * 4);
-
- for (i = 0; i < 4; i++)
- read_position(params[i], &pos[i]);
- retval = (void *)pos;
- }
- break;
- case POINT:
- case TSORIGIN:
- case CLIPORIGIN:
- if (*num_params == 2)
- {
- XawDLPosition *pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) * 2);
-
- read_position(params[0], &pos[0]);
- read_position(params[1], &pos[1]);
- retval = (void *)pos;
- }
- break;
- case DLINES:
- case FPOLY:
- case POINTS:
- if (*num_params >= 4 && !(*num_params & 1))
- {
- XawDLPositionPtr *pos = XtNew(XawDLPositionPtr);
-
- pos->pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) *
- *num_params);
- pos->num_pos = *num_params;
- for (i = 0; i < *num_params; i++)
- read_position(params[i], &pos->pos[i]);
- retval = (void *)pos;
- }
- break;
- case SEGMENTS:
- case CLIPRECTS:
- if (*num_params >= 4 && !(*num_params % 4))
- {
- XawDLPositionPtr *pos = XtNew(XawDLPositionPtr);
-
- pos->pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) *
- *num_params);
- pos->num_pos = *num_params;
- for (i = 0; i < *num_params; i++)
- read_position(params[i], &pos->pos[i]);
- retval = (void *)pos;
- }
- break;
- case DARC:
- case FARC:
- if (*num_params >= 4 && *num_params <= 6)
- {
- XawDLArcArgs *args = (XawDLArcArgs *)XtCalloc(1, sizeof(XawDLArcArgs));
-
- args->angle1 = 0;
- args->angle2 = 360;
- for (i = 0; i < 4; i++)
- read_position(params[i], &args->pos[i]);
- if (*num_params > 4)
- args->angle1 = read_int(params[4], NULL);
- if (*num_params > 5)
- args->angle2 = read_int(params[5], NULL);
- args->angle1 *= 64;
- args->angle2 *= 64;
- retval = (void *)args;
- }
- break;
- case GCFG:
- case GCBG:
- {
- XColor xcolor;
-
- if (*num_params == 1 &&
- XAllocNamedColor(DisplayOfScreen(screen), colormap,
- params[0], &xcolor, &xcolor))
- retval = (void *)xcolor.pixel;
- } break;
- case MASK:
- case UMASK:
- if (*num_params == 0)
- retval = NULL;
- break;
- case LWIDTH:
- if (*num_params == 1)
- retval = (void *)read_int(params[0], NULL);
- break;
- case ARCMODE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "pieslice") == 0)
- retval = (void *)ArcPieSlice;
- else if (XmuCompareISOLatin1(params[0], "chord") == 0)
- retval = (void *)ArcChord;
- }
- break;
- case COORDMODE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "origin") == 0)
- retval = (void *)CoordModeOrigin;
- else if (XmuCompareISOLatin1(params[0], "previous") == 0)
- retval = (void *)CoordModePrevious;
- }
- break;
- case SHAPEMODE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "complex") == 0)
- retval = (void *)Complex;
- else if (XmuCompareISOLatin1(params[0], "convex") == 0)
- retval = (void *)Convex;
- else if (XmuCompareISOLatin1(params[0], "nonconvex") == 0)
- retval = (void *)Nonconvex;
- }
- break;
- case LINESTYLE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "solid") == 0)
- retval = (void *)LineSolid;
- else if (XmuCompareISOLatin1(params[0], "onoffdash") == 0)
- retval = (void *)LineOnOffDash;
- else if (XmuCompareISOLatin1(params[0], "doubledash") == 0)
- retval = (void *)LineDoubleDash;
- }
- break;
- case CAPSTYLE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "notlast") == 0)
- retval = (void *)CapNotLast;
- else if (XmuCompareISOLatin1(params[0], "butt") == 0)
- retval = (void *)CapButt;
- else if (XmuCompareISOLatin1(params[0], "round") == 0)
- retval = (void *)CapRound;
- else if (XmuCompareISOLatin1(params[0], "projecting") == 0)
- retval = (void *)CapProjecting;
- }
- break;
- case JOINSTYLE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "miter") == 0)
- retval = (void *)JoinMiter;
- else if (XmuCompareISOLatin1(params[0], "round") == 0)
- retval = (void *)JoinRound;
- else if (XmuCompareISOLatin1(params[0], "bevel") == 0)
- retval = (void *)JoinBevel;
- }
- break;
- case FILLSTYLE:
- if (*num_params == 1)
- {
- if (*num_params && XmuCompareISOLatin1(params[0], "solid") == 0)
- retval = (void *)FillSolid;
- else if (*num_params && XmuCompareISOLatin1(params[0], "tiled") == 0)
- retval = (void *)FillTiled;
- else if (*num_params && XmuCompareISOLatin1(params[0], "stippled") == 0)
- retval = (void *)FillStippled;
- else if (*num_params && XmuCompareISOLatin1(params[0], "opaquestippled") == 0)
- retval = (void *)FillOpaqueStippled;
- }
- break;
- case FILLRULE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "evenodd") == 0)
- retval = (void *)EvenOddRule;
- else if (XmuCompareISOLatin1(params[0], "winding") == 0)
- retval = (void *)WindingRule;
- }
- break;
- case TILE:
- if (*num_params == 1)
- retval = (void *)XawLoadPixmap(params[0], screen, colormap, depth);
- if (retval == NULL)
- {
- XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
- XtRPixmap);
- retval = XAWDL_CONVERT_ERROR;
- }
- break;
- case STIPPLE:
- if (*num_params == 1)
- retval = (void *)XawLoadPixmap(params[0], screen, colormap, 1);
- if (retval == NULL)
- {
- XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
- XtRBitmap);
- retval = XAWDL_CONVERT_ERROR;
- }
- break;
- case FUNCTION:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "set") == 0)
- retval = (void *)GXset;
- else if (XmuCompareISOLatin1(params[0], "clear") == 0)
- retval = (void *)GXclear;
- else if (XmuCompareISOLatin1(params[0], "and") == 0)
- retval = (void *)GXand;
- else if (XmuCompareISOLatin1(params[0], "andreverse") == 0)
- retval = (void *)GXandReverse;
- else if (XmuCompareISOLatin1(params[0], "copy") == 0)
- retval = (void *)GXcopy;
- else if (XmuCompareISOLatin1(params[0], "andinverted") == 0)
- retval = (void *)GXandInverted;
- else if (XmuCompareISOLatin1(params[0], "noop") == 0)
- retval = (void *)GXnoop;
- else if (XmuCompareISOLatin1(params[0], "xor") == 0)
- retval = (void *)GXxor;
- else if (XmuCompareISOLatin1(params[0], "or") == 0)
- retval = (void *)GXor;
- else if (XmuCompareISOLatin1(params[0], "nor") == 0)
- retval = (void *)GXnor;
- else if (XmuCompareISOLatin1(params[0], "equiv") == 0)
- retval = (void *)GXequiv;
- else if (XmuCompareISOLatin1(params[0], "invert") == 0)
- retval = (void *)GXinvert;
- else if (XmuCompareISOLatin1(params[0], "orreverse") == 0)
- retval = (void *)GXorReverse;
- else if (XmuCompareISOLatin1(params[0], "copyinverted") == 0)
- retval = (void *)GXcopyInverted;
- else if (XmuCompareISOLatin1(params[0], "nand") == 0)
- retval = (void *)GXnand;
- }
- break;
- case PLANEMASK:
- if (*num_params == 1)
- retval = (void *)read_int(params[0], NULL);
- break;
- case DSTRING:
- case PSTRING:
- if (*num_params == 3)
- {
- XawDLStringArgs *string = (XawDLStringArgs *)
- XtCalloc(1, sizeof(XawDLStringArgs));
-
- read_position(params[0], &string->pos[0]);
- read_position(params[1], &string->pos[1]);
- string->string = XtNewString(params[2]);
- string->length = strlen(string->string);
- retval = string;
- }
- break;
- case FONT:
- if (*num_params == 1)
- retval = (void *)XLoadFont(DisplayOfScreen(screen), params[0]);
- break;
- case DASHES:
- if (*num_params && *num_params < 127)
- {
- char *dashes;
-
- dashes = XtMalloc(*num_params + 1);
-
- for (i = 0; i < *num_params; i++)
- dashes[i + 1] = read_int(params[i], NULL);
- *dashes = *num_params;
- retval = dashes;
- }
- break;
- case SUBWMODE:
- if (*num_params == 1)
- {
- if (XmuCompareISOLatin1(params[0], "clipbychildren") == 0)
- retval = (void *)ClipByChildren;
- else if (XmuCompareISOLatin1(params[0], "includeinferiors") == 0)
- retval = (void *)IncludeInferiors;
- }
- break;
- case EXPOSURES:
- if (*num_params == 1)
- {
- if (isdigit(params[0][0]) || params[0][0] == '+' || params[0][0] == '-')
- retval = (void *)read_int(params[0], NULL);
- else if (XmuCompareISOLatin1(params[0], "true") == 0 ||
- XmuCompareISOLatin1(params[0], "on") == 0)
- retval = (void *)True;
- else if (XmuCompareISOLatin1(params[0], "false") == 0 ||
- XmuCompareISOLatin1(params[0], "off") == 0)
- retval = (void *)False;
- }
- break;
- case CLIPMASK:
- if (*num_params == 1)
- retval = (void *)XawLoadPixmap(params[0], screen, colormap, 1);
- if (retval == NULL)
- {
- retval = XAWDL_CONVERT_ERROR;
- XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
- XtRPixmap);
- }
- break;
- case COPYAREA:
- case COPYPLANE:
- if (*num_params > 2 && *num_params <= 7 + (id == COPYPLANE))
- {
- XawDLCopyArgs *args = (XawDLCopyArgs *)
- XtCalloc(1, sizeof(XawDLCopyArgs));
-
- retval = args;
- if (params[0][0] == '\0' || strcmp(params[0], ".") == 0)
- args->pixmap = NULL;
- else
- {
- args->pixmap = XawLoadPixmap(params[0], screen, colormap, id == COPYPLANE ? 1 : depth);
- if (args->pixmap == NULL)
- {
- XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
- XtRBitmap);
- retval = XAWDL_CONVERT_ERROR;
- XtFree((char *)args);
- }
- }
- if (retval != XAWDL_CONVERT_ERROR)
- {
- for (i = 1; i < *num_params && i < 7; i++)
- read_position(params[i], &args->pos[i - 1]);
- if (*num_params > 7)
- args->plane = read_int(params[7], NULL);
- }
- }
- break;
- case IMAGE:
- if (*num_params > 2 && *num_params <= 7)
- {
- XawDLImageArgs *args = (XawDLImageArgs *)
- XtCalloc(1, sizeof(XawDLImageArgs));
-
- retval = args;
- args->pixmap = XawLoadPixmap(params[0], screen, colormap, depth);
- if (args->pixmap == NULL)
- {
- XtDisplayStringConversionWarning(DisplayOfScreen(screen),
- (String)params[0], XtRPixmap);
- retval = XAWDL_CONVERT_ERROR;
- XtFree((char *)args);
- }
- else
- {
- args->depth = depth;
- for (i = 1; i < *num_params && i < 5; i++)
- read_position(params[i], &args->pos[i - 1]);
- }
- }
- break;
- }
-
- return (retval);
-}
-
-/* ARGSUSED */
-static void *
-_Xaw_Xlib_DataInitProc(String class_name,
- Screen *screen, Colormap colormap, int depth)
-{
- XawXlibData *data;
- Window tmp_win;
-
- data = (XawXlibData *)XtMalloc(sizeof(XawXlibData));
-
- tmp_win = XCreateWindow(DisplayOfScreen(screen),
- RootWindowOfScreen(screen),
- 0, 0, 1, 1, 1, depth,
- InputOutput, (Visual *)CopyFromParent, 0, NULL);
- data->mask = 0;
- data->gc = XCreateGC(DisplayOfScreen(screen), tmp_win, 0, &data->values);
- XDestroyWindow(DisplayOfScreen(screen), tmp_win);
- data->shape = Complex;
- data->mode = CoordModeOrigin;
- data->dashes = NULL;
-
- return ((void *)data);
-}
-
-/* ARGSUSED */
-static void
-_Xaw_Xlib_ArgsDestructor(Display *display, String proc_name, XtPointer args,
- String *params, Cardinal *num_params)
-{
- Cardinal id;
- Dl_init *init;
-
- init = (Dl_init *)bsearch(proc_name, dl_init,
- sizeof(dl_init) / sizeof(dl_init[0]),
- sizeof(dl_init[0]),
- bcmp_cvt_proc);
-
- id = init->id;
-
- switch (id)
- {
- case LINE:
- case DRECT:
- case FRECT:
- case DARC:
- case FARC:
- case POINT:
- case TSORIGIN:
- case DASHES:
- case CLIPORIGIN:
- case COPYAREA:
- case COPYPLANE:
- case IMAGE:
- XtFree(args);
- break;
- case DSTRING:
- case PSTRING:
- {
- XawDLStringArgs *string = (XawDLStringArgs *)args;
- XtFree(string->string);
- XtFree(args);
- } break;
- case DLINES:
- case FPOLY:
- case POINTS:
- case SEGMENTS:
- case CLIPRECTS:
- {
- XawDLPositionPtr *ptr = (XawDLPositionPtr *)args;
-
- XtFree((char *)ptr->pos);
- XtFree(args);
- } break;
- }
-}
-
-/* ARGSUSED */
-static void
-_Xaw_Xlib_DataDestructor(Display *display, String class_name, XtPointer data)
-{
- if (data)
- {
- XawXlibData *xdata = (XawXlibData *)data;
-
- XFreeGC(display, xdata->gc);
- if (xdata->dashes)
- XtFree(xdata->dashes);
- XtFree((char *)data);
- }
-}
-
-/* Start of DLInfo Management Functions */
-static int
-qcmp_dlist_info(register _Xconst void *left, register _Xconst void *right)
-{
- return (strcmp((*(XawDLInfo **)left)->name, (*(XawDLInfo **)right)->name));
-}
-
-Bool XawDeclareDisplayListProc(XawDLClass *lc, String name,
- XawDisplayListProc proc)
-{
- XawDLInfo *info;
-
- if (!lc || !proc || !name || name[0] == '\0')
- return (False);
-
- if ((info = _XawFindDLInfo(lc, name)) != NULL)
- /* Since the data structures to the displayList classes are(should be)
- * opaque, it is not a good idea to allow overriding a displayList
- * procedure; it's better to choose another name or class name!
- */
- return (False);
-
- info = (XawDLInfo *)XtMalloc(sizeof(XawDLInfo));
- info->name = XtNewString(name);
- info->qname = XrmStringToQuark(info->name);
- info->proc = proc;
-
- if (!lc->num_infos)
- {
- lc->num_infos = 1;
- lc->infos = (XawDLInfo **)XtMalloc(sizeof(XawDLInfo*));
- }
- else
- {
- ++lc->num_infos;
- lc->infos = (XawDLInfo **)
- XtRealloc((char *)lc->infos, sizeof(XawDLInfo*) * lc->num_infos);
- }
- lc->infos[lc->num_infos - 1] = info;
-
- if (lc->num_infos > 1)
- qsort(lc->infos, lc->num_infos, sizeof(XawDLInfo*), qcmp_dlist_info);
-
- return (True);
-}
-
-static int
-bcmp_dlist_info(register _Xconst void *string,
- register _Xconst void *dlinfo)
-{
- return (strcmp((String)string, (*(XawDLClass **)dlinfo)->name));
-}
-
-static XawDLInfo *
-_XawFindDLInfo(XawDLClass *lc, String name)
-{
- XawDLInfo **info;
-
- if (!lc->infos)
- return (NULL);
-
- info = (XawDLInfo **)bsearch(name, lc->infos, lc->num_infos,
- sizeof(XawDLInfo*), bcmp_dlist_info);
-
- return (info ? *info : NULL);
-}
-
-/* Start of DLClass Management Functions */
-XawDLClass *
-XawGetDisplayListClass(String name)
-{
- return (_XawFindDLClass(name));
-}
-
-static int
-qcmp_dlist_class(register _Xconst void *left, register _Xconst void *right)
-{
- return (strcmp((*(XawDLClass **)left)->name, (*(XawDLClass **)right)->name));
-}
-
-XawDLClass *
-XawCreateDisplayListClass(String name,
- XawDLArgsInitProc args_init,
- XawDLArgsDestructor args_destructor,
- XawDLDataInitProc data_init,
- XawDLDataDestructor data_destructor)
-{
- XawDLClass *lc;
-
- if (!name || name[0] == '\0')
- return (NULL);
-
- lc = (XawDLClass *)XtMalloc(sizeof(XawDLClass));
- lc->name = XtNewString(name);
- lc->infos = NULL;
- lc->num_infos = 0;
- lc->args_init = args_init;
- lc->args_destructor = args_destructor;
- lc->data_init = data_init;
- lc->data_destructor = data_destructor;
-
- if (!classes)
- {
- num_classes = 1;
- classes = (XawDLClass **)XtMalloc(sizeof(XawDLClass));
- }
- else
- {
- ++num_classes;
- classes = (XawDLClass **)XtRealloc((char *)classes,
- sizeof(XawDLClass) * num_classes);
- }
- classes[num_classes - 1] = lc;
-
- if (num_classes > 1)
- qsort(&classes[0], num_classes, sizeof(XawDLClass*), qcmp_dlist_class);
-
- return (lc);
-}
-
-static int
-bcmp_dlist_class(register _Xconst void *string,
- register _Xconst void *dlist)
-{
- return (strcmp((String)string, (*(XawDLClass **)dlist)->name));
-}
-
-static XawDLClass *
-_XawFindDLClass(String name)
-{
- XawDLClass **lc;
-
- if (!classes)
- return (NULL);
-
- lc = (XawDLClass **)bsearch(name, &classes[0], num_classes,
- sizeof(XawDLClass*), bcmp_dlist_class);
-
- return (lc ? *lc : NULL);
-}
-
-#endif /* OLDXAW */
+/*
+ * Copyright (c) 1998 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ *
+ * Author: Paulo César Pereira de Andrade
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <ctype.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/CoreP.h>
+#include <X11/Xfuncs.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/SysUtil.h>
+#include "Private.h"
+
+#ifdef __UNIXOS2__
+static char dummy;
+#endif
+
+#ifndef OLDXAW
+
+/*
+ * Types
+ */
+typedef struct _XawDLProc XawDLProc;
+typedef struct _XawDLData XawDLData;
+typedef struct _XawDLInfo XawDLInfo;
+
+struct _XawDLProc {
+ XrmQuark qname;
+ String *params;
+ Cardinal num_params;
+ XawDisplayListProc proc;
+ XtPointer args;
+ XawDLData *data;
+};
+
+struct _XawDLData {
+ XawDLClass *dlclass;
+ XtPointer data;
+};
+
+struct _XawDLInfo {
+ String name;
+ XrmQuark qname;
+ XawDisplayListProc proc;
+};
+
+struct _XawDL {
+ XawDLProc **procs;
+ Cardinal num_procs;
+ XawDLData **data;
+ Cardinal num_data;
+ Screen *screen;
+ Colormap colormap;
+ int depth;
+ XrmQuark qrep; /* for cache lookup */
+};
+
+struct _XawDLClass {
+ String name;
+ XawDLInfo **infos;
+ Cardinal num_infos;
+ XawDLArgsInitProc args_init;
+ XawDLArgsDestructor args_destructor;
+ XawDLDataInitProc data_init;
+ XawDLDataDestructor data_destructor;
+};
+
+/*
+ * Private Methods
+ */
+static XawDLClass *_XawFindDLClass(String);
+static int qcmp_dlist_class(_Xconst void*, _Xconst void*);
+static int bcmp_dlist_class(_Xconst void*, _Xconst void*);
+static XawDLInfo *_XawFindDLInfo(XawDLClass*, String);
+static int qcmp_dlist_info(_Xconst void*, _Xconst void*);
+static int bcmp_dlist_info(_Xconst void*, _Xconst void*);
+static void *_Xaw_Xlib_ArgsInitProc(String, String*, Cardinal*,
+ Screen*, Colormap, int);
+static void _Xaw_Xlib_ArgsDestructor(Display*, String, XtPointer,
+ String*, Cardinal*);
+static void *_Xaw_Xlib_DataInitProc(String, Screen*, Colormap, int);
+static void _Xaw_Xlib_DataDestructor(Display*, String, XtPointer);
+
+/*
+ * Initialization
+ */
+static XawDLClass **classes;
+static Cardinal num_classes;
+static String xlib = "xlib";
+
+/*
+ * Implementation
+ */
+void
+XawRunDisplayList(Widget w, _XawDisplayList *list,
+ XEvent *event, Region region)
+{
+ XawDLProc *proc;
+ Cardinal i;
+
+ if (!XtIsRealized(w))
+ return;
+
+ for (i = 0; i < list->num_procs; i++)
+ {
+ proc = list->procs[i];
+ proc->proc(w, proc->args, proc->data->data, event, region);
+ }
+}
+
+#define DLERR -2
+#define DLEOF -1
+#define DLEND 1
+#define DLNAME 2
+#define DLARG 3
+static char *
+read_token(char *src, char *dst, Cardinal size, int *status)
+{
+ int ch;
+ Bool esc, quote;
+ Cardinal i;
+
+ i = 0;
+ esc = quote = False;
+
+ /*CONSTCOND*/
+ while (1)
+ {
+ ch = *src;
+ if (ch != '\n' && isspace(ch))
+ ++src;
+ else
+ break;
+ }
+
+ for (; i < size - 1; src++)
+ {
+ ch = *src;
+ if (ch == '"')
+ {
+ if (quote)
+ {
+ quote = False;
+ continue;
+ }
+ quote = True;
+ continue;
+ }
+ if (ch == '\\')
+ {
+ if (esc)
+ {
+ dst[i++] = ch;
+ esc = False;
+ continue;
+ }
+ esc = True;
+ continue;
+ }
+ if (ch == '\0')
+ {
+ *status = DLEOF;
+ dst[i] = '\0';
+ return (src);
+ }
+ else if (!esc)
+ {
+ if (!quote)
+ {
+ if (ch == ',')
+ {
+ *status = DLARG;
+ dst[i] = '\0';
+ return (++src);
+ }
+ else if (ch == ' ' || ch == '\t')
+ {
+ *status = DLNAME;
+ dst[i] = '\0';
+ return (++src);
+ }
+ else if (ch == ';' || ch == '\n')
+ {
+ *status = DLEND;
+ dst[i] = '\0';
+ return (++src);
+ }
+ }
+ }
+ else
+ esc = False;
+ dst[i++] = ch;
+ }
+
+ *status = DLERR;
+ dst[i] = '\0';
+
+ return (src);
+}
+
+_XawDisplayList *XawCreateDisplayList(String string, Screen *screen,
+ Colormap colormap, int depth)
+{
+ _XawDisplayList *dlist;
+ XawDLClass *lc, *xlibc;
+ XawDLData *data;
+ XawDLInfo *info;
+ XawDLProc *proc;
+ char cname[64], fname[64], aname[1024];
+ Cardinal i;
+ char *cp, *fp, *lp;
+ int status;
+
+ xlibc = XawGetDisplayListClass(xlib);
+ if (!xlibc)
+ {
+ XawDisplayListInitialize();
+ xlibc = XawGetDisplayListClass(xlib);
+ }
+
+ dlist = (_XawDisplayList *)XtMalloc(sizeof(_XawDisplayList));
+ dlist->procs = NULL;
+ dlist->num_procs = 0;
+ dlist->data = NULL;
+ dlist->num_data = 0;
+ dlist->screen = screen;
+ dlist->colormap = colormap;
+ dlist->depth = depth;
+ dlist->qrep = NULLQUARK;
+ if (!string || !string[0])
+ return (dlist);
+
+ cp = string;
+
+ status = 0;
+ while (status != DLEOF)
+ {
+ lp = cp;
+ cp = read_token(cp, fname, sizeof(fname), &status);
+
+ if (status != DLNAME && status != DLEND && status != DLEOF)
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "Error parsing displayList at \"%s\"", lp);
+ XtAppWarning(XtDisplayToApplicationContext(DisplayOfScreen(screen)),
+ msg);
+ XawDestroyDisplayList(dlist);
+ return (NULL);
+ }
+ fp = fname;
+ /*CONSTCOND*/
+ while (1)
+ {
+ fp = strchr(fp, ':');
+ if (!fp || (fp == cp || fp[-1] != '\\'))
+ break;
+ ++fp;
+ }
+ if (fp)
+ {
+ XmuSnprintf(cname, fp - fname + 1, fname);
+ memmove(fname, fp + 1, strlen(fp));
+ lc = cname[0] ? XawGetDisplayListClass(cname) : xlibc;
+ if (!lc)
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "Cannot find displayList class \"%s\"", cname);
+ XtAppWarning(XtDisplayToApplicationContext
+ (DisplayOfScreen(screen)), msg);
+ XawDestroyDisplayList(dlist);
+ return (NULL);
+ }
+ }
+ else
+ lc = xlibc;
+
+ if (status == DLEOF && !fname[0])
+ break;
+
+ if ((info = _XawFindDLInfo(lc, fname)) == NULL)
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "Cannot find displayList procedure \"%s\"", fname);
+ XtAppWarning(XtDisplayToApplicationContext(DisplayOfScreen(screen)),
+ msg);
+ XawDestroyDisplayList(dlist);
+ return (NULL);
+ }
+
+ proc = (XawDLProc *)XtMalloc(sizeof(XawDLProc));
+ proc->qname = info->qname;
+ proc->params = NULL;
+ proc->num_params = 0;
+ proc->proc = info->proc;
+ proc->args = NULL;
+ proc->data = NULL;
+
+ if (!dlist->procs)
+ {
+ dlist->num_procs = 1;
+ dlist->procs = (XawDLProc**)XtMalloc(sizeof(XawDLProc*));
+ }
+ else
+ {
+ ++dlist->num_procs;
+ dlist->procs = (XawDLProc**)
+ XtRealloc((char *)dlist->procs, sizeof(XawDLProc*) *
+ dlist->num_procs);
+ }
+ dlist->procs[dlist->num_procs - 1] = proc;
+
+ while (status != DLEND && status != DLEOF)
+ {
+ lp = cp;
+ cp = read_token(cp, aname, sizeof(aname), &status);
+
+ if (status != DLARG && status != DLEND && status != DLEOF)
+ {
+ char msg[256];
+
+ XmuSnprintf(msg, sizeof(msg),
+ "Error parsing displayList at \"%s\"", lp);
+ XtAppWarning(XtDisplayToApplicationContext
+ (DisplayOfScreen(screen)), msg);
+ XawDestroyDisplayList(dlist);
+ return (NULL);
+ }
+
+ if (!proc->num_params)
+ {
+ proc->num_params = 1;
+ proc->params = (String *)XtMalloc(sizeof(String));
+ }
+ else
+ {
+ ++proc->num_params;
+ proc->params = (String *)XtRealloc((char *)proc->params,
+ sizeof(String) *
+ proc->num_params);
+ }
+ proc->params[proc->num_params - 1] = XtNewString(aname);
+ }
+
+ /* verify if data is already created for lc */
+ data = NULL;
+ for (i = 0; i < dlist->num_data; i++)
+ if (dlist->data[i]->dlclass == lc)
+ {
+ data = dlist->data[i];
+ break;
+ }
+
+ if (!data)
+ {
+ data = (XawDLData *)XtMalloc(sizeof(XawDLData));
+ data->dlclass = lc;
+ if (lc->data_init)
+ data->data = lc->data_init(lc->name, screen, colormap, depth);
+ else
+ data->data = NULL;
+
+ if (!dlist->data)
+ {
+ dlist->num_data = 1;
+ dlist->data = (XawDLData **)XtMalloc(sizeof(XawDLData*));
+ }
+ else
+ {
+ ++dlist->num_data;
+ dlist->data = (XawDLData **)
+ XtRealloc((char *)dlist->data, sizeof(XawDLData*) *
+ dlist->num_data);
+ }
+ dlist->data[dlist->num_data - 1] = data;
+ }
+
+ if (lc->args_init)
+ {
+ proc->args = lc->args_init(fname, proc->params, &proc->num_params,
+ screen, colormap, depth);
+ if (proc->args == XAWDL_CONVERT_ERROR)
+ {
+ char msg[256];
+
+ proc->args = NULL;
+ XmuSnprintf(msg, sizeof(msg),
+ "Cannot convert arguments to displayList function \"%s\"", fname);
+ XtAppWarning(XtDisplayToApplicationContext
+ (DisplayOfScreen(screen)), msg);
+ XawDestroyDisplayList(dlist);
+ return (NULL);
+ }
+ }
+ else
+ proc->args = NULL;
+
+ proc->data = data;
+ }
+
+ dlist->qrep = XrmStringToQuark(string);
+ return (dlist);
+}
+
+String
+XawDisplayListString(_XawDisplayList *dlist)
+{
+ if (!dlist || dlist->qrep == NULLQUARK)
+ return ("");
+ return (XrmQuarkToString(dlist->qrep));
+}
+
+void
+XawDestroyDisplayList(_XawDisplayList *dlist)
+{
+ Cardinal i, j;
+ XawDLProc *proc;
+ XawDLData *data;
+
+ if (!dlist)
+ return;
+
+ for (i = 0; i < dlist->num_procs; i++)
+ {
+ proc = dlist->procs[i];
+ data = proc->data;
+
+ if (data)
+ {
+ if (data->dlclass->args_destructor)
+ data->dlclass->args_destructor(DisplayOfScreen(dlist->screen),
+ XrmQuarkToString(proc->qname),
+ proc->args,
+ proc->params, &proc->num_params);
+ if (data->data)
+ {
+ if (data->dlclass->data_destructor)
+ {
+ data->dlclass
+ ->data_destructor(DisplayOfScreen(dlist->screen),
+ data->dlclass->name, data->data);
+ data->data = NULL;
+ }
+ }
+ }
+
+ for (j = 0; j < proc->num_params; j++)
+ XtFree(proc->params[j]);
+ if (proc->num_params)
+ XtFree((char *)proc->params);
+ XtFree((char *)proc);
+ }
+
+ if (dlist->num_procs)
+ XtFree((char *)dlist->procs);
+
+ XtFree((char *)dlist);
+}
+
+/**********************************************************************
+ * If you want to implement your own class of procedures, look at
+ * the code bellow.
+ **********************************************************************/
+/* Start of Implementation of class "xlib" */
+typedef struct _XawXlibData {
+ GC gc;
+ unsigned long mask;
+ XGCValues values;
+ int shape;
+ int mode;
+ char *dashes;
+ /* these fields can be used for optimization, to
+ * avoid unnecessary coordinates recalculation.
+ */
+ Position x, y;
+ Dimension width, height;
+} XawXlibData;
+
+typedef struct _XawDLPosition {
+ Position pos;
+ short denom;
+ Boolean high;
+} XawDLPosition;
+
+typedef struct _XawDLPositionPtr {
+ XawDLPosition *pos;
+ Cardinal num_pos;
+} XawDLPositionPtr;
+
+typedef struct _XawDLArcArgs {
+ XawDLPosition pos[4];
+ int angle1;
+ int angle2;
+} XawDLArcArgs;
+
+typedef struct _XawDLStringArgs {
+ XawDLPosition pos[2];
+ char *string;
+ int length;
+} XawDLStringArgs;
+
+typedef struct _XawDLCopyArgs {
+ XawPixmap *pixmap;
+ XawDLPosition pos[6];
+ int plane;
+} XawDLCopyArgs;
+
+typedef struct _XawDLImageArgs {
+ XawPixmap *pixmap;
+ XawDLPosition pos[4];
+ int depth;
+} XawDLImageArgs;
+
+#define X_ARG(x) (Position)(((x).denom != 0) ? \
+ ((float)XtWidth(w) * ((float)(x).pos / (float)(x).denom)) : \
+ ((x).high ? XtWidth(w) - (x).pos : (x).pos))
+#define Y_ARG(x) (Position)(((x).denom != 0) ? \
+ ((float)XtHeight(w) * ((float)(x).pos / (float)(x).denom)): \
+ ((x).high ? XtHeight(w) - (x).pos : (x).pos))
+#define DRECT 0
+#define FRECT 1
+#define LINE 2
+#define GCFG 3
+#define GCBG 4
+#define FPOLY 5
+#define DARC 6
+#define FARC 7
+#define DLINES 8
+#define MASK 9
+#define UMASK 10
+#define LWIDTH 11
+#define POINT 12
+#define POINTS 13
+#define SEGMENTS 14
+#define ARCMODE 15
+#define COORDMODE 16
+#define SHAPEMODE 17
+#define LINESTYLE 18
+#define CAPSTYLE 19
+#define JOINSTYLE 20
+#define FILLSTYLE 21
+#define FILLRULE 22
+#define TILE 23
+#define STIPPLE 24
+#define TSORIGIN 25
+#define FUNCTION 26
+#define PLANEMASK 27
+#define DSTRING 28
+#define PSTRING 29
+#define FONT 30
+#define DASHES 31
+#define SUBWMODE 32
+#define EXPOSURES 33
+#define CLIPORIGIN 34
+#define CLIPMASK 35
+#define CLIPRECTS 36
+#define COPYAREA 37
+#define COPYPLANE 38
+#define IMAGE 39
+
+static void
+Dl1Point(Widget w, XtPointer args, XtPointer data, int id)
+{
+ XawDLPosition *pos = (XawDLPosition *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ Display *display;
+ Window window;
+ Position x, y;
+
+ x = X_ARG(pos[0]);
+ y = Y_ARG(pos[1]);
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ x += xpad;
+ y += ypad;
+ display = XtDisplayOfObject(w);
+ window = XtWindowOfObject(w);
+ }
+ else
+ {
+ display = XtDisplay(w);
+ window = XtWindow(w);
+ }
+
+ if (id == POINT)
+ XDrawPoint(display, window, xdata->gc, x, y);
+ else if (id == TSORIGIN)
+ {
+ xdata->values.ts_x_origin = x;
+ xdata->values.ts_y_origin = y;
+ xdata->mask |= GCTileStipXOrigin | GCTileStipYOrigin;
+ XSetTSOrigin(display, xdata->gc, x, y);
+ }
+ else if (id == CLIPORIGIN)
+ {
+ xdata->values.clip_x_origin = x;
+ xdata->values.clip_y_origin = y;
+ xdata->mask |= GCClipXOrigin | GCClipYOrigin;
+ XSetClipOrigin(display, xdata->gc, x, y);
+ }
+}
+
+static void
+Dl2Points(Widget w, XtPointer args, XtPointer data, int id)
+{
+ XawDLPosition *pos = (XawDLPosition *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ Display *display;
+ Window window;
+ Position x1, y1, x2, y2;
+
+ x1 = X_ARG(pos[0]);
+ y1 = Y_ARG(pos[1]);
+ x2 = X_ARG(pos[2]);
+ y2 = Y_ARG(pos[3]);
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ x1 += xpad; y1 += ypad;
+ x2 += xpad; y2 += ypad;
+ display = XtDisplayOfObject(w);
+ window = XtWindowOfObject(w);
+ }
+ else
+ {
+ display = XtDisplay(w);
+ window = XtWindow(w);
+ }
+
+ if (id == DRECT)
+ XDrawRectangle(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1);
+ else if (id == FRECT)
+ XFillRectangle(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1);
+ else if (id == LINE)
+ XDrawLine(display, window, xdata->gc, x1, y1, x2, y2);
+}
+
+/* ARGSUSED */
+static void
+DlLine(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
+{
+ Dl2Points(w, args, data, LINE);
+}
+
+/* ARGSUSED */
+static void
+DlDrawRectangle(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ Dl2Points(w, args, data, DRECT);
+}
+
+/* ARGSUSED */
+static void
+DlFillRectangle(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ Dl2Points(w, args, data, FRECT);
+}
+
+static void
+DlXPoints(Widget w, XtPointer args, XtPointer data, int id)
+{
+ XawDLPositionPtr *pos_ptr = (XawDLPositionPtr *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ XawDLPosition *pos;
+ XPoint points_buf[16];
+ XPoint *points;
+ Display *display;
+ Window window;
+ Cardinal num_points, i, j;
+
+ num_points = pos_ptr->num_pos>>1;
+ points = (XPoint *)XawStackAlloc(sizeof(XPoint) * num_points, points_buf);
+
+ for (i = j = 0; i < num_points; i++, j = i << 1)
+ {
+ pos = &pos_ptr->pos[j];
+ points[i].x = X_ARG(pos[0]);
+ points[i].y = Y_ARG(pos[1]);
+ }
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ if (xdata->mode != CoordModePrevious)
+ {
+ for (i = 0; i < num_points; i++)
+ {
+ points[i].x += xpad;
+ points[i].y += ypad;
+ }
+ }
+ else
+ {
+ points[0].x += xpad;
+ points[0].y += ypad;
+ }
+ display = XtDisplayOfObject(w);
+ window = XtWindowOfObject(w);
+ }
+ else
+ {
+ display = XtDisplay(w);
+ window = XtWindow(w);
+ }
+
+ if (id == FPOLY)
+ XFillPolygon(display, window, xdata->gc, points, num_points,
+ xdata->shape, xdata->mode);
+ else if (id == DLINES)
+ XDrawLines(display, window, xdata->gc, points, num_points, xdata->mode);
+ else if (id == POINTS)
+ XDrawPoints(display, window, xdata->gc, points, num_points, xdata->mode);
+
+ XawStackFree(points, points_buf);
+}
+
+/* ARGSUSED */
+static void
+DlFillPolygon(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlXPoints(w, args, data, FPOLY);
+}
+
+/* ARGSUSED */
+static void
+DlDrawLines(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlXPoints(w, args, data, DLINES);
+}
+
+/* ARGSUSED */
+static void
+DlDrawPoints(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlXPoints(w, args, data, POINTS);
+}
+
+/* ARGSUSED */
+static void
+DlForeground(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ Pixel foreground = (Pixel)args;
+
+ if (xdata->values.foreground != foreground)
+ {
+ xdata->mask |= GCForeground;
+ xdata->values.foreground = foreground;
+ XSetForeground(XtDisplayOfObject(w), xdata->gc, foreground);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlBackground(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ Pixel background = (Pixel)args;
+
+ if (xdata->values.background != background)
+ {
+ xdata->mask |= GCBackground;
+ xdata->values.background = background;
+ XSetBackground(XtDisplayOfObject(w), xdata->gc, background);
+ }
+}
+
+static void
+DlArc(Widget w, XtPointer args, XtPointer data, Bool fill)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ XawDLArcArgs *arc = (XawDLArcArgs *)args;
+ Position x1, y1, x2, y2;
+ Display *display;
+ Window window;
+
+ x1 = X_ARG(arc->pos[0]);
+ y1 = Y_ARG(arc->pos[1]);
+ x2 = X_ARG(arc->pos[2]);
+ y2 = Y_ARG(arc->pos[3]);
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ x1 += xpad;
+ y1 += ypad;
+ x2 += xpad;
+ y2 += ypad;
+ display = XtDisplayOfObject(w);
+ window = XtWindowOfObject(w);
+ }
+ else
+ {
+ display = XtDisplay(w);
+ window = XtWindow(w);
+ }
+
+ if (fill)
+ XFillArc(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1,
+ arc->angle1, arc->angle2);
+ else
+ XDrawArc(display, window, xdata->gc, x1, y1, x2 - x1, y2 - y1,
+ arc->angle1, arc->angle2);
+}
+
+/* ARGSUSED */
+static void
+DlDrawArc(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlArc(w, args, data, False);
+}
+
+/* ARGSUSED */
+static void
+DlFillArc(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlArc(w, args, data, True);
+}
+
+/*ARGSUSED*/
+static void
+DlMask(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ Display *display = XtDisplayOfObject(w);
+
+ if (region)
+ XSetRegion(display, xdata->gc, region);
+ else if (event)
+ {
+ XRectangle rect;
+
+ rect.x = event->xexpose.x;
+ rect.y = event->xexpose.y;
+ rect.width = event->xexpose.width;
+ rect.height = event->xexpose.height;
+ XSetClipRectangles(display, xdata->gc, 0, 0, &rect, 1, Unsorted);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlUmask(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+
+ XSetClipMask(XtDisplayOfObject(w), xdata->gc, None);
+}
+
+/* ARGSUSED */
+static void
+DlLineWidth(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ unsigned line_width = (unsigned long)args;
+
+ if (xdata->values.line_width != line_width)
+ {
+ xdata->mask |= GCLineWidth;
+ xdata->values.line_width = line_width;
+ XChangeGC(XtDisplayOfObject(w), xdata->gc, GCLineWidth, &xdata->values);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlDrawPoint(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
+{
+ Dl1Point(w, args, data, POINT);
+}
+
+/* ARGSUSED */
+static void
+DlDrawSegments(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawDLPositionPtr *pos_ptr = (XawDLPositionPtr *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ XawDLPosition *pos;
+ XSegment *segments;
+ XSegment segments_buf[8];
+ Display *display;
+ Window window;
+ Cardinal num_segments, i, j;
+
+ num_segments = pos_ptr->num_pos>>2;
+ segments = (XSegment *)XawStackAlloc(sizeof(XSegment) * num_segments, segments_buf);
+
+ for (i = j = 0; i < num_segments; i++, j = i << 2)
+ {
+ pos = &pos_ptr->pos[j];
+ segments[i].x1 = X_ARG(pos[0]);
+ segments[i].y1 = Y_ARG(pos[1]);
+ segments[i].x2 = X_ARG(pos[2]);
+ segments[i].y2 = Y_ARG(pos[3]);
+ }
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ for (i = 0; i < num_segments; i++)
+ {
+ segments[i].x1 += xpad;
+ segments[i].y1 += ypad;
+ segments[i].x2 += xpad;
+ segments[i].y2 += ypad;
+ }
+ display = XtDisplayOfObject(w);
+ window = XtWindowOfObject(w);
+ }
+ else
+ {
+ display = XtDisplay(w);
+ window = XtWindow(w);
+ }
+
+ XDrawSegments(display, window, xdata->gc, segments, num_segments);
+
+ XawStackFree(segments, segments_buf);
+}
+
+/* ARGSUSED */
+static void
+DlArcMode(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int arc_mode = (long)args;
+
+ if (xdata->values.arc_mode != arc_mode)
+ {
+ xdata->mask |= GCArcMode;
+ xdata->values.arc_mode = arc_mode;
+ XSetArcMode(XtDisplayOfObject(w), xdata->gc, arc_mode);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlCoordMode(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int mode = (long)args;
+
+ xdata->mode = mode;
+}
+
+/* ARGSUSED */
+static void
+DlShapeMode(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int shape = (long)args;
+
+ xdata->shape = shape;
+}
+
+/* ARGSUSED */
+static void
+DlLineStyle(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int line_style = (long)args;
+
+ if (xdata->values.line_style != line_style)
+ {
+ xdata->mask |= GCLineStyle;
+ xdata->values.line_style = line_style;
+ XChangeGC(XtDisplayOfObject(w), xdata->gc, GCLineStyle, &xdata->values);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlCapStyle(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int cap_style = (long)args;
+
+ if (xdata->values.cap_style != cap_style)
+ {
+ xdata->mask |= GCCapStyle;
+ xdata->values.cap_style = cap_style;
+ XChangeGC(XtDisplayOfObject(w), xdata->gc, GCCapStyle, &xdata->values);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlJoinStyle(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int join_style = (long)args;
+
+ if (xdata->values.join_style != join_style)
+ {
+ xdata->mask |= GCJoinStyle;
+ xdata->values.join_style = join_style;
+ XChangeGC(XtDisplayOfObject(w), xdata->gc, GCJoinStyle, &xdata->values);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlFillStyle(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int fill_style = (long)args;
+
+ if (xdata->values.fill_style != fill_style)
+ {
+ xdata->mask |= GCFillStyle;
+ xdata->values.fill_style = fill_style;
+ XSetFillStyle(XtDisplayOfObject(w), xdata->gc, fill_style);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlFillRule(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int fill_rule = (long)args;
+
+ if (xdata->values.fill_rule != fill_rule)
+ {
+ xdata->mask |= GCFillRule;
+ xdata->values.fill_rule = fill_rule;
+ XSetFillRule(XtDisplayOfObject(w), xdata->gc, fill_rule);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlTile(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ XawPixmap *pixmap = (XawPixmap *)args;
+
+ if (pixmap && xdata->values.tile != pixmap->pixmap)
+ {
+ xdata->mask |= GCTile;
+ xdata->values.tile = pixmap->pixmap;
+ XSetTile(XtDisplayOfObject(w), xdata->gc, xdata->values.tile);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlStipple(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ XawPixmap *pixmap = (XawPixmap *)args;
+
+ if (pixmap && xdata->values.stipple != pixmap->pixmap)
+ {
+ xdata->mask |= GCStipple;
+ xdata->values.stipple = pixmap->pixmap;
+ XSetStipple(XtDisplayOfObject(w), xdata->gc, xdata->values.stipple);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlTSOrigin(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
+{
+ Dl1Point(w, args, data, TSORIGIN);
+}
+
+/* ARGSUSED */
+static void
+DlFunction(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int function = (long)args;
+
+ if (function != xdata->values.function)
+ {
+ xdata->mask |= GCFunction;
+ xdata->values.function = function;
+ XSetFunction(XtDisplayOfObject(w), xdata->gc, function);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlPlaneMask(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ unsigned long plane_mask = (unsigned long)args;
+
+ if (xdata->values.plane_mask != plane_mask)
+ {
+ xdata->mask |= GCPlaneMask;
+ xdata->values.plane_mask = plane_mask;
+ XSetPlaneMask(XtDisplayOfObject(w), xdata->gc, plane_mask);
+ }
+}
+
+static void
+DlString(Widget w, XtPointer args, XtPointer data, Bool image)
+{
+ XawDLStringArgs *string = (XawDLStringArgs *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ Display *display;
+ Window window;
+ Position x, y;
+
+ x = X_ARG(string->pos[0]);
+ y = Y_ARG(string->pos[1]);
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ x += xpad;
+ y += ypad;
+ display = XtDisplayOfObject(w);
+ window = XtWindowOfObject(w);
+ }
+ else
+ {
+ display = XtDisplay(w);
+ window = XtWindow(w);
+ }
+
+ if (image)
+ XDrawImageString(display, window, xdata->gc, x, y, string->string, string->length);
+ else
+ XDrawString(display, window, xdata->gc, x, y, string->string, string->length);
+}
+
+/* ARGSUSED */
+static void
+DlDrawString(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlString(w, args, data, False);
+}
+
+/* ARGSUSED */
+static void
+DlPaintString(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlString(w, args, data, True);
+}
+
+/* ARGSUSED */
+static void
+DlFont(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ Font font = (Font)args;
+
+ if (xdata->values.font != font)
+ {
+ xdata->mask |= GCFont;
+ xdata->values.font = font;
+ XSetFont(XtDisplayOfObject(w), xdata->gc, font);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlDashes(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ char *dashes = args;
+
+ if (xdata->dashes != dashes)
+ {
+ xdata->mask |= GCDashOffset | GCDashList;
+ xdata->dashes = dashes;
+ XSetDashes(XtDisplayOfObject(w), xdata->gc, 0, dashes + 1, *dashes);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlSubwindowMode(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ int subwindow_mode = (long)args;
+
+ if (xdata->values.subwindow_mode != subwindow_mode)
+ {
+ xdata->mask |= GCSubwindowMode;
+ xdata->values.subwindow_mode = subwindow_mode;
+ XSetSubwindowMode(XtDisplayOfObject(w), xdata->gc, subwindow_mode);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlExposures(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ Bool graphics_exposures = (Bool)(long)args;
+
+ if (xdata->values.graphics_exposures != graphics_exposures)
+ {
+ xdata->mask |= GCGraphicsExposures;
+ xdata->values.graphics_exposures = graphics_exposures;
+ XSetGraphicsExposures(XtDisplayOfObject(w), xdata->gc, graphics_exposures);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlClipOrigin(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
+{
+ Dl1Point(w, args, data, CLIPORIGIN);
+}
+
+/* ARGSUSED */
+static void
+DlClipMask(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawXlibData *xdata = (XawXlibData *)data;
+ XawPixmap *pixmap = (XawPixmap *)args;
+ Pixmap clip_mask;
+
+ if (pixmap)
+ clip_mask = pixmap->mask ? pixmap->mask : pixmap->pixmap;
+ else
+ clip_mask = None;
+
+ if (xdata->values.clip_mask != clip_mask)
+ {
+ xdata->mask |= GCClipMask;
+ XSetClipMask(XtDisplayOfObject(w), xdata->gc, clip_mask);
+ }
+}
+
+/* ARGSUSED */
+static void
+DlClipRectangles(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ XawDLPositionPtr *pos_ptr = (XawDLPositionPtr *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ XawDLPosition *pos;
+ XRectangle *rects;
+ XRectangle rects_buf[8];
+ Position x1, y1, x2, y2;
+ Cardinal num_rects, i, j;
+
+ num_rects = pos_ptr->num_pos>>2;
+ rects = (XRectangle *)XawStackAlloc(sizeof(XRectangle) * num_rects, rects_buf);
+
+ for (i = j = 0; i < num_rects; i++, j = i << 2)
+ {
+ pos = &pos_ptr->pos[j];
+ x1 = X_ARG(pos[0]);
+ y1 = Y_ARG(pos[1]);
+ x2 = X_ARG(pos[2]);
+ y2 = Y_ARG(pos[3]);
+ rects[i].x = XawMin(x1, x2);
+ rects[i].y = XawMin(y1, y2);
+ rects[i].width = XawMax(x1, x2) - rects[i].x;
+ rects[i].height = XawMax(y1, y2) - rects[i].y;
+ }
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ for (i = 0; i < num_rects; i++)
+ {
+ rects[i].x += xpad;
+ rects[i].y += ypad;
+ }
+ }
+
+ XSetClipRectangles(XtDisplayOfObject(w), xdata->gc, 0, 0, rects, num_rects, Unsorted);
+
+ XawStackFree(rects, rects_buf);
+}
+
+static void
+DlCopy(Widget w, XtPointer args, XtPointer data, Bool plane)
+{
+ XawDLCopyArgs *copy = (XawDLCopyArgs *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ int src_x, src_y, dst_x, dst_y, width, height, tmp1, tmp2;
+
+ tmp1 = X_ARG(copy->pos[0]);
+ tmp2 = X_ARG(copy->pos[2]);
+ dst_x = XawMin(tmp1, tmp2);
+ width = XawMax(tmp1, tmp2) - dst_x;
+
+ tmp1 = Y_ARG(copy->pos[1]);
+ tmp2 = Y_ARG(copy->pos[3]);
+ dst_y = XawMin(tmp1, tmp2);
+ height = XawMax(tmp1, tmp2) - dst_y;
+
+ src_x = X_ARG(copy->pos[4]);
+ src_y = Y_ARG(copy->pos[5]);
+
+ if (width <= 0)
+ {
+ if (copy->pixmap)
+ width = copy->pixmap->width;
+ else
+ {
+ if ((width = XtWidth(w) - src_x) < 0)
+ width = 0;
+ }
+ }
+ if (height <= 0)
+ {
+ if (copy->pixmap)
+ height = copy->pixmap->height;
+ else
+ {
+ if ((height = XtHeight(w) - src_y) < 0)
+ height = 0;
+ }
+ }
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ src_x += xpad;
+ src_y += ypad;
+ dst_x += xpad;
+ dst_y += ypad;
+ }
+
+ if (plane)
+ XCopyPlane(XtDisplayOfObject(w), XtWindowOfObject(w),
+ copy->pixmap ? copy->pixmap->pixmap : XtWindowOfObject(w),
+ xdata->gc, src_x, src_y, width, height, dst_x, dst_y,
+ copy->plane ? copy->plane : 1);
+ else
+ XCopyArea(XtDisplayOfObject(w),
+ copy->pixmap ? copy->pixmap->pixmap : XtWindowOfObject(w),
+ XtWindowOfObject(w), xdata->gc, src_x, src_y, width, height, dst_x, dst_y);
+}
+
+/* ARGSUSED */
+static void
+DlCopyArea(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlCopy(w, args, data, False);
+}
+
+/* ARGSUSED */
+static void
+DlCopyPlane(Widget w, XtPointer args, XtPointer data,
+ XEvent *event, Region region)
+{
+ DlCopy(w, args, data, True);
+}
+
+/*ARGSUSED*/
+/* Note:
+ * This function is destructive if you set the ts_x_origin, ts_y_origin,
+ * and/or clip-mask. It is meant to be the only function used in a display
+ * list. If you need to use other functions (and those values), be sure to
+ * set them after calling this function.
+ */
+static void
+DlImage(Widget w, XtPointer args, XtPointer data, XEvent *event, Region region)
+{
+ XawDLImageArgs *image = (XawDLImageArgs *)args;
+ XawXlibData *xdata = (XawXlibData *)data;
+ int x, y, xs, ys, xe, ye, width, height;
+ Display *display;
+ Window window;
+
+ width = image->pixmap->width;
+ height = image->pixmap->height;
+ xs = X_ARG(image->pos[0]);
+ ys = Y_ARG(image->pos[1]);
+ xe = X_ARG(image->pos[2]);
+ ye = Y_ARG(image->pos[3]);
+
+ if (xe <= 0)
+ xe = xs + width;
+ if (ye <= 0)
+ ye = ys + height;
+
+ if (!XtIsWidget(w))
+ {
+ Position xpad, ypad;
+
+ xpad = XtX(w) + XtBorderWidth(w);
+ ypad = XtY(w) + XtBorderWidth(w);
+ xe += xpad;
+ ye += ypad;
+ xe += xpad;
+ ye += ypad;
+ display = XtDisplayOfObject(w);
+ window = XtWindowOfObject(w);
+ }
+ else
+ {
+ display = XtDisplay(w);
+ window = XtWindow(w);
+ }
+
+ for (y = ys; y < ye; y += height)
+ for (x = xs; x < xe; x += width)
+ {
+ XSetClipOrigin(display, xdata->gc, x, y);
+ if (image->pixmap->mask)
+ XSetClipMask(display, xdata->gc, image->pixmap->mask);
+ if (image->depth == 1)
+ XCopyPlane(display, image->pixmap->pixmap, window, xdata->gc,
+ 0, 0, XawMin(width, xe - x), XawMin(height, ye - y),
+ x, y, 1L);
+ else
+ XCopyArea(display, image->pixmap->pixmap, window, xdata->gc, 0, 0,
+ XawMin(width, xe - x), XawMin(height, ye - y), x, y);
+ }
+
+ XSetClipMask(display, xdata->gc, None);
+}
+
+typedef struct _Dl_init Dl_init;
+struct _Dl_init {
+ String name;
+ XawDisplayListProc proc;
+ Cardinal id;
+};
+
+static Dl_init dl_init[] =
+{
+ {"arc-mode", DlArcMode, ARCMODE},
+ {"background", DlBackground, GCBG},
+ {"bg", DlBackground, GCBG},
+ {"cap-style", DlCapStyle, CAPSTYLE},
+ {"clip-mask", DlClipMask, CLIPMASK},
+ {"clip-origin", DlClipOrigin, CLIPORIGIN},
+ {"clip-rectangles", DlClipRectangles, CLIPRECTS},
+ {"clip-rects", DlClipRectangles, CLIPRECTS},
+ {"coord-mode", DlCoordMode, COORDMODE},
+ {"copy-area", DlCopyArea, COPYAREA},
+ {"copy-plane", DlCopyPlane, COPYPLANE},
+ {"dashes", DlDashes, DASHES},
+ {"draw-arc", DlDrawArc, DARC},
+ {"draw-line", DlLine, LINE},
+ {"draw-lines", DlDrawLines, DLINES},
+ {"draw-point", DlDrawPoint, POINT},
+ {"draw-points", DlDrawPoints, POINTS},
+ {"draw-rect", DlDrawRectangle, DRECT},
+ {"draw-rectangle", DlDrawRectangle, DRECT},
+ {"draw-segments", DlDrawSegments, SEGMENTS},
+ {"draw-string", DlDrawString, DSTRING},
+ {"exposures", DlExposures, EXPOSURES},
+ {"fg", DlForeground, GCFG},
+ {"fill-arc", DlFillArc, FARC},
+ {"fill-poly", DlFillPolygon, FPOLY},
+ {"fill-polygon", DlFillPolygon, FPOLY},
+ {"fill-rect", DlFillRectangle, FRECT},
+ {"fill-rectangle", DlFillRectangle, FRECT},
+ {"fill-rule", DlFillRule, FILLRULE},
+ {"fill-style", DlFillStyle, FILLSTYLE},
+ {"font", DlFont, FONT},
+ {"foreground", DlForeground, GCFG},
+ {"function", DlFunction, FUNCTION},
+ {"image", DlImage, IMAGE},
+ {"join-style", DlJoinStyle, JOINSTYLE},
+ {"line", DlLine, LINE},
+ {"line-style", DlLineStyle, LINESTYLE},
+ {"line-width", DlLineWidth, LWIDTH},
+ {"lines", DlDrawLines, DLINES},
+ {"mask", DlMask, MASK},
+ {"paint-string", DlPaintString, PSTRING},
+ {"plane-mask", DlPlaneMask, PLANEMASK},
+ {"point", DlDrawPoint, POINT},
+ {"points", DlDrawPoints, POINTS},
+ {"segments", DlDrawSegments, SEGMENTS},
+ {"shape-mode", DlShapeMode, SHAPEMODE},
+ {"stipple", DlStipple, STIPPLE},
+ {"subwindow-mode", DlSubwindowMode, SUBWMODE},
+ {"tile", DlTile, TILE},
+ {"ts-origin", DlTSOrigin, TSORIGIN},
+ {"umask", DlUmask, UMASK},
+};
+
+void
+XawDisplayListInitialize(void)
+{
+ static Bool first_time = True;
+ XawDLClass *lc;
+ Cardinal i;
+
+ if (first_time == False)
+ return;
+
+ first_time = False;
+
+ lc = XawCreateDisplayListClass(xlib,
+ _Xaw_Xlib_ArgsInitProc,
+ _Xaw_Xlib_ArgsDestructor,
+ _Xaw_Xlib_DataInitProc,
+ _Xaw_Xlib_DataDestructor);
+ for (i = 0; i < sizeof(dl_init) / sizeof(dl_init[0]); i++)
+ (void)XawDeclareDisplayListProc(lc, dl_init[i].name, dl_init[i].proc);
+}
+
+static int
+bcmp_cvt_proc(register _Xconst void *string,
+ register _Xconst void *dlinfo)
+{
+ return (strcmp((String)string, ((Dl_init*)dlinfo)->name));
+}
+
+static long
+read_int(char *cp, char **cpp)
+{
+ long value = 0, sign = 1;
+
+ if (*cp == '-')
+ {
+ sign = -1;
+ ++cp;
+ }
+ else if (*cp == '+')
+ ++cp;
+ value = 0;
+ while (*cp >= '0' && *cp <= '9')
+ {
+ value = value * 10 + *cp - '0';
+ ++cp;
+ }
+ if (cpp)
+ *cpp = cp;
+ return (value * sign);
+}
+
+static void
+read_position(char *arg, XawDLPosition *pos)
+{
+ int ch;
+ char *str = arg;
+
+ ch = *str;
+ if (ch == '-' || ch == '+')
+ {
+ ++str;
+ if (ch == '-')
+ pos->high = True;
+ pos->pos = read_int(str, NULL);
+ }
+ else if (isdigit(ch))
+ {
+ pos->pos = read_int(str, &str);
+ ch = *str++;
+ if (ch == '/')
+ pos->denom = read_int(str, NULL);
+ }
+}
+
+/* ARGSUSED */
+static void *
+_Xaw_Xlib_ArgsInitProc(String proc_name, String *params, Cardinal *num_params,
+ Screen *screen, Colormap colormap, int depth)
+{
+ Cardinal id, i;
+ Dl_init *init;
+ void *retval = XAWDL_CONVERT_ERROR;
+
+ init = (Dl_init *)bsearch(proc_name, dl_init,
+ sizeof(dl_init) / sizeof(dl_init[0]),
+ sizeof(dl_init[0]),
+ bcmp_cvt_proc);
+
+ id = init->id;
+
+ switch (id)
+ {
+ case LINE:
+ case DRECT:
+ case FRECT:
+ if (*num_params == 4)
+ {
+ XawDLPosition *pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) * 4);
+
+ for (i = 0; i < 4; i++)
+ read_position(params[i], &pos[i]);
+ retval = (void *)pos;
+ }
+ break;
+ case POINT:
+ case TSORIGIN:
+ case CLIPORIGIN:
+ if (*num_params == 2)
+ {
+ XawDLPosition *pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) * 2);
+
+ read_position(params[0], &pos[0]);
+ read_position(params[1], &pos[1]);
+ retval = (void *)pos;
+ }
+ break;
+ case DLINES:
+ case FPOLY:
+ case POINTS:
+ if (*num_params >= 4 && !(*num_params & 1))
+ {
+ XawDLPositionPtr *pos = XtNew(XawDLPositionPtr);
+
+ pos->pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) *
+ *num_params);
+ pos->num_pos = *num_params;
+ for (i = 0; i < *num_params; i++)
+ read_position(params[i], &pos->pos[i]);
+ retval = (void *)pos;
+ }
+ break;
+ case SEGMENTS:
+ case CLIPRECTS:
+ if (*num_params >= 4 && !(*num_params % 4))
+ {
+ XawDLPositionPtr *pos = XtNew(XawDLPositionPtr);
+
+ pos->pos = (XawDLPosition *)XtCalloc(1, sizeof(XawDLPosition) *
+ *num_params);
+ pos->num_pos = *num_params;
+ for (i = 0; i < *num_params; i++)
+ read_position(params[i], &pos->pos[i]);
+ retval = (void *)pos;
+ }
+ break;
+ case DARC:
+ case FARC:
+ if (*num_params >= 4 && *num_params <= 6)
+ {
+ XawDLArcArgs *args = (XawDLArcArgs *)XtCalloc(1, sizeof(XawDLArcArgs));
+
+ args->angle1 = 0;
+ args->angle2 = 360;
+ for (i = 0; i < 4; i++)
+ read_position(params[i], &args->pos[i]);
+ if (*num_params > 4)
+ args->angle1 = read_int(params[4], NULL);
+ if (*num_params > 5)
+ args->angle2 = read_int(params[5], NULL);
+ args->angle1 *= 64;
+ args->angle2 *= 64;
+ retval = (void *)args;
+ }
+ break;
+ case GCFG:
+ case GCBG:
+ {
+ XColor xcolor;
+
+ if (*num_params == 1 &&
+ XAllocNamedColor(DisplayOfScreen(screen), colormap,
+ params[0], &xcolor, &xcolor))
+ retval = (void *)xcolor.pixel;
+ } break;
+ case MASK:
+ case UMASK:
+ if (*num_params == 0)
+ retval = NULL;
+ break;
+ case LWIDTH:
+ if (*num_params == 1)
+ retval = (void *)read_int(params[0], NULL);
+ break;
+ case ARCMODE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "pieslice") == 0)
+ retval = (void *)ArcPieSlice;
+ else if (XmuCompareISOLatin1(params[0], "chord") == 0)
+ retval = (void *)ArcChord;
+ }
+ break;
+ case COORDMODE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "origin") == 0)
+ retval = (void *)CoordModeOrigin;
+ else if (XmuCompareISOLatin1(params[0], "previous") == 0)
+ retval = (void *)CoordModePrevious;
+ }
+ break;
+ case SHAPEMODE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "complex") == 0)
+ retval = (void *)Complex;
+ else if (XmuCompareISOLatin1(params[0], "convex") == 0)
+ retval = (void *)Convex;
+ else if (XmuCompareISOLatin1(params[0], "nonconvex") == 0)
+ retval = (void *)Nonconvex;
+ }
+ break;
+ case LINESTYLE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "solid") == 0)
+ retval = (void *)LineSolid;
+ else if (XmuCompareISOLatin1(params[0], "onoffdash") == 0)
+ retval = (void *)LineOnOffDash;
+ else if (XmuCompareISOLatin1(params[0], "doubledash") == 0)
+ retval = (void *)LineDoubleDash;
+ }
+ break;
+ case CAPSTYLE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "notlast") == 0)
+ retval = (void *)CapNotLast;
+ else if (XmuCompareISOLatin1(params[0], "butt") == 0)
+ retval = (void *)CapButt;
+ else if (XmuCompareISOLatin1(params[0], "round") == 0)
+ retval = (void *)CapRound;
+ else if (XmuCompareISOLatin1(params[0], "projecting") == 0)
+ retval = (void *)CapProjecting;
+ }
+ break;
+ case JOINSTYLE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "miter") == 0)
+ retval = (void *)JoinMiter;
+ else if (XmuCompareISOLatin1(params[0], "round") == 0)
+ retval = (void *)JoinRound;
+ else if (XmuCompareISOLatin1(params[0], "bevel") == 0)
+ retval = (void *)JoinBevel;
+ }
+ break;
+ case FILLSTYLE:
+ if (*num_params == 1)
+ {
+ if (*num_params && XmuCompareISOLatin1(params[0], "solid") == 0)
+ retval = (void *)FillSolid;
+ else if (*num_params && XmuCompareISOLatin1(params[0], "tiled") == 0)
+ retval = (void *)FillTiled;
+ else if (*num_params && XmuCompareISOLatin1(params[0], "stippled") == 0)
+ retval = (void *)FillStippled;
+ else if (*num_params && XmuCompareISOLatin1(params[0], "opaquestippled") == 0)
+ retval = (void *)FillOpaqueStippled;
+ }
+ break;
+ case FILLRULE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "evenodd") == 0)
+ retval = (void *)EvenOddRule;
+ else if (XmuCompareISOLatin1(params[0], "winding") == 0)
+ retval = (void *)WindingRule;
+ }
+ break;
+ case TILE:
+ if (*num_params == 1)
+ retval = (void *)XawLoadPixmap(params[0], screen, colormap, depth);
+ if (retval == NULL)
+ {
+ XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
+ XtRPixmap);
+ retval = XAWDL_CONVERT_ERROR;
+ }
+ break;
+ case STIPPLE:
+ if (*num_params == 1)
+ retval = (void *)XawLoadPixmap(params[0], screen, colormap, 1);
+ if (retval == NULL)
+ {
+ XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
+ XtRBitmap);
+ retval = XAWDL_CONVERT_ERROR;
+ }
+ break;
+ case FUNCTION:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "set") == 0)
+ retval = (void *)GXset;
+ else if (XmuCompareISOLatin1(params[0], "clear") == 0)
+ retval = (void *)GXclear;
+ else if (XmuCompareISOLatin1(params[0], "and") == 0)
+ retval = (void *)GXand;
+ else if (XmuCompareISOLatin1(params[0], "andreverse") == 0)
+ retval = (void *)GXandReverse;
+ else if (XmuCompareISOLatin1(params[0], "copy") == 0)
+ retval = (void *)GXcopy;
+ else if (XmuCompareISOLatin1(params[0], "andinverted") == 0)
+ retval = (void *)GXandInverted;
+ else if (XmuCompareISOLatin1(params[0], "noop") == 0)
+ retval = (void *)GXnoop;
+ else if (XmuCompareISOLatin1(params[0], "xor") == 0)
+ retval = (void *)GXxor;
+ else if (XmuCompareISOLatin1(params[0], "or") == 0)
+ retval = (void *)GXor;
+ else if (XmuCompareISOLatin1(params[0], "nor") == 0)
+ retval = (void *)GXnor;
+ else if (XmuCompareISOLatin1(params[0], "equiv") == 0)
+ retval = (void *)GXequiv;
+ else if (XmuCompareISOLatin1(params[0], "invert") == 0)
+ retval = (void *)GXinvert;
+ else if (XmuCompareISOLatin1(params[0], "orreverse") == 0)
+ retval = (void *)GXorReverse;
+ else if (XmuCompareISOLatin1(params[0], "copyinverted") == 0)
+ retval = (void *)GXcopyInverted;
+ else if (XmuCompareISOLatin1(params[0], "nand") == 0)
+ retval = (void *)GXnand;
+ }
+ break;
+ case PLANEMASK:
+ if (*num_params == 1)
+ retval = (void *)read_int(params[0], NULL);
+ break;
+ case DSTRING:
+ case PSTRING:
+ if (*num_params == 3)
+ {
+ XawDLStringArgs *string = (XawDLStringArgs *)
+ XtCalloc(1, sizeof(XawDLStringArgs));
+
+ read_position(params[0], &string->pos[0]);
+ read_position(params[1], &string->pos[1]);
+ string->string = XtNewString(params[2]);
+ string->length = strlen(string->string);
+ retval = string;
+ }
+ break;
+ case FONT:
+ if (*num_params == 1)
+ retval = (void *)XLoadFont(DisplayOfScreen(screen), params[0]);
+ break;
+ case DASHES:
+ if (*num_params && *num_params < 127)
+ {
+ char *dashes;
+
+ dashes = XtMalloc(*num_params + 1);
+
+ for (i = 0; i < *num_params; i++)
+ dashes[i + 1] = read_int(params[i], NULL);
+ *dashes = *num_params;
+ retval = dashes;
+ }
+ break;
+ case SUBWMODE:
+ if (*num_params == 1)
+ {
+ if (XmuCompareISOLatin1(params[0], "clipbychildren") == 0)
+ retval = (void *)ClipByChildren;
+ else if (XmuCompareISOLatin1(params[0], "includeinferiors") == 0)
+ retval = (void *)IncludeInferiors;
+ }
+ break;
+ case EXPOSURES:
+ if (*num_params == 1)
+ {
+ if (isdigit(params[0][0]) || params[0][0] == '+' || params[0][0] == '-')
+ retval = (void *)read_int(params[0], NULL);
+ else if (XmuCompareISOLatin1(params[0], "true") == 0 ||
+ XmuCompareISOLatin1(params[0], "on") == 0)
+ retval = (void *)True;
+ else if (XmuCompareISOLatin1(params[0], "false") == 0 ||
+ XmuCompareISOLatin1(params[0], "off") == 0)
+ retval = (void *)False;
+ }
+ break;
+ case CLIPMASK:
+ if (*num_params == 1)
+ retval = (void *)XawLoadPixmap(params[0], screen, colormap, 1);
+ if (retval == NULL)
+ {
+ retval = XAWDL_CONVERT_ERROR;
+ XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
+ XtRPixmap);
+ }
+ break;
+ case COPYAREA:
+ case COPYPLANE:
+ if (*num_params > 2 && *num_params <= 7 + (id == COPYPLANE))
+ {
+ XawDLCopyArgs *args = (XawDLCopyArgs *)
+ XtCalloc(1, sizeof(XawDLCopyArgs));
+
+ retval = args;
+ if (params[0][0] == '\0' || strcmp(params[0], ".") == 0)
+ args->pixmap = NULL;
+ else
+ {
+ args->pixmap = XawLoadPixmap(params[0], screen, colormap, id == COPYPLANE ? 1 : depth);
+ if (args->pixmap == NULL)
+ {
+ XtDisplayStringConversionWarning(DisplayOfScreen(screen), (String)params[0],
+ XtRBitmap);
+ retval = XAWDL_CONVERT_ERROR;
+ XtFree((char *)args);
+ }
+ }
+ if (retval != XAWDL_CONVERT_ERROR)
+ {
+ for (i = 1; i < *num_params && i < 7; i++)
+ read_position(params[i], &args->pos[i - 1]);
+ if (*num_params > 7)
+ args->plane = read_int(params[7], NULL);
+ }
+ }
+ break;
+ case IMAGE:
+ if (*num_params > 2 && *num_params <= 7)
+ {
+ XawDLImageArgs *args = (XawDLImageArgs *)
+ XtCalloc(1, sizeof(XawDLImageArgs));
+
+ retval = args;
+ args->pixmap = XawLoadPixmap(params[0], screen, colormap, depth);
+ if (args->pixmap == NULL)
+ {
+ XtDisplayStringConversionWarning(DisplayOfScreen(screen),
+ (String)params[0], XtRPixmap);
+ retval = XAWDL_CONVERT_ERROR;
+ XtFree((char *)args);
+ }
+ else
+ {
+ args->depth = depth;
+ for (i = 1; i < *num_params && i < 5; i++)
+ read_position(params[i], &args->pos[i - 1]);
+ }
+ }
+ break;
+ }
+
+ return (retval);
+}
+
+/* ARGSUSED */
+static void *
+_Xaw_Xlib_DataInitProc(String class_name,
+ Screen *screen, Colormap colormap, int depth)
+{
+ XawXlibData *data;
+ Window tmp_win;
+
+ data = (XawXlibData *)XtMalloc(sizeof(XawXlibData));
+
+ tmp_win = XCreateWindow(DisplayOfScreen(screen),
+ RootWindowOfScreen(screen),
+ 0, 0, 1, 1, 1, depth,
+ InputOutput, (Visual *)CopyFromParent, 0, NULL);
+ data->mask = 0;
+ data->gc = XCreateGC(DisplayOfScreen(screen), tmp_win, 0, &data->values);
+ XDestroyWindow(DisplayOfScreen(screen), tmp_win);
+ data->shape = Complex;
+ data->mode = CoordModeOrigin;
+ data->dashes = NULL;
+
+ return ((void *)data);
+}
+
+/* ARGSUSED */
+static void
+_Xaw_Xlib_ArgsDestructor(Display *display, String proc_name, XtPointer args,
+ String *params, Cardinal *num_params)
+{
+ Cardinal id;
+ Dl_init *init;
+
+ init = (Dl_init *)bsearch(proc_name, dl_init,
+ sizeof(dl_init) / sizeof(dl_init[0]),
+ sizeof(dl_init[0]),
+ bcmp_cvt_proc);
+
+ id = init->id;
+
+ switch (id)
+ {
+ case LINE:
+ case DRECT:
+ case FRECT:
+ case DARC:
+ case FARC:
+ case POINT:
+ case TSORIGIN:
+ case DASHES:
+ case CLIPORIGIN:
+ case COPYAREA:
+ case COPYPLANE:
+ case IMAGE:
+ XtFree(args);
+ break;
+ case DSTRING:
+ case PSTRING:
+ {
+ XawDLStringArgs *string = (XawDLStringArgs *)args;
+ XtFree(string->string);
+ XtFree(args);
+ } break;
+ case DLINES:
+ case FPOLY:
+ case POINTS:
+ case SEGMENTS:
+ case CLIPRECTS:
+ {
+ XawDLPositionPtr *ptr = (XawDLPositionPtr *)args;
+
+ XtFree((char *)ptr->pos);
+ XtFree(args);
+ } break;
+ }
+}
+
+/* ARGSUSED */
+static void
+_Xaw_Xlib_DataDestructor(Display *display, String class_name, XtPointer data)
+{
+ if (data)
+ {
+ XawXlibData *xdata = (XawXlibData *)data;
+
+ XFreeGC(display, xdata->gc);
+ if (xdata->dashes)
+ XtFree(xdata->dashes);
+ XtFree((char *)data);
+ }
+}
+
+/* Start of DLInfo Management Functions */
+static int
+qcmp_dlist_info(register _Xconst void *left, register _Xconst void *right)
+{
+ return (strcmp((*(XawDLInfo **)left)->name, (*(XawDLInfo **)right)->name));
+}
+
+Bool XawDeclareDisplayListProc(XawDLClass *lc, String name,
+ XawDisplayListProc proc)
+{
+ XawDLInfo *info;
+
+ if (!lc || !proc || !name || name[0] == '\0')
+ return (False);
+
+ if ((info = _XawFindDLInfo(lc, name)) != NULL)
+ /* Since the data structures to the displayList classes are(should be)
+ * opaque, it is not a good idea to allow overriding a displayList
+ * procedure; it's better to choose another name or class name!
+ */
+ return (False);
+
+ info = (XawDLInfo *)XtMalloc(sizeof(XawDLInfo));
+ info->name = XtNewString(name);
+ info->qname = XrmStringToQuark(info->name);
+ info->proc = proc;
+
+ if (!lc->num_infos)
+ {
+ lc->num_infos = 1;
+ lc->infos = (XawDLInfo **)XtMalloc(sizeof(XawDLInfo*));
+ }
+ else
+ {
+ ++lc->num_infos;
+ lc->infos = (XawDLInfo **)
+ XtRealloc((char *)lc->infos, sizeof(XawDLInfo*) * lc->num_infos);
+ }
+ lc->infos[lc->num_infos - 1] = info;
+
+ if (lc->num_infos > 1)
+ qsort(lc->infos, lc->num_infos, sizeof(XawDLInfo*), qcmp_dlist_info);
+
+ return (True);
+}
+
+static int
+bcmp_dlist_info(register _Xconst void *string,
+ register _Xconst void *dlinfo)
+{
+ return (strcmp((String)string, (*(XawDLClass **)dlinfo)->name));
+}
+
+static XawDLInfo *
+_XawFindDLInfo(XawDLClass *lc, String name)
+{
+ XawDLInfo **info;
+
+ if (!lc->infos)
+ return (NULL);
+
+ info = (XawDLInfo **)bsearch(name, lc->infos, lc->num_infos,
+ sizeof(XawDLInfo*), bcmp_dlist_info);
+
+ return (info ? *info : NULL);
+}
+
+/* Start of DLClass Management Functions */
+XawDLClass *
+XawGetDisplayListClass(String name)
+{
+ return (_XawFindDLClass(name));
+}
+
+static int
+qcmp_dlist_class(register _Xconst void *left, register _Xconst void *right)
+{
+ return (strcmp((*(XawDLClass **)left)->name, (*(XawDLClass **)right)->name));
+}
+
+XawDLClass *
+XawCreateDisplayListClass(String name,
+ XawDLArgsInitProc args_init,
+ XawDLArgsDestructor args_destructor,
+ XawDLDataInitProc data_init,
+ XawDLDataDestructor data_destructor)
+{
+ XawDLClass *lc;
+
+ if (!name || name[0] == '\0')
+ return (NULL);
+
+ lc = (XawDLClass *)XtMalloc(sizeof(XawDLClass));
+ lc->name = XtNewString(name);
+ lc->infos = NULL;
+ lc->num_infos = 0;
+ lc->args_init = args_init;
+ lc->args_destructor = args_destructor;
+ lc->data_init = data_init;
+ lc->data_destructor = data_destructor;
+
+ if (!classes)
+ {
+ num_classes = 1;
+ classes = (XawDLClass **)XtMalloc(sizeof(XawDLClass));
+ }
+ else
+ {
+ ++num_classes;
+ classes = (XawDLClass **)XtRealloc((char *)classes,
+ sizeof(XawDLClass) * num_classes);
+ }
+ classes[num_classes - 1] = lc;
+
+ if (num_classes > 1)
+ qsort(&classes[0], num_classes, sizeof(XawDLClass*), qcmp_dlist_class);
+
+ return (lc);
+}
+
+static int
+bcmp_dlist_class(register _Xconst void *string,
+ register _Xconst void *dlist)
+{
+ return (strcmp((String)string, (*(XawDLClass **)dlist)->name));
+}
+
+static XawDLClass *
+_XawFindDLClass(String name)
+{
+ XawDLClass **lc;
+
+ if (!classes)
+ return (NULL);
+
+ lc = (XawDLClass **)bsearch(name, &classes[0], num_classes,
+ sizeof(XawDLClass*), bcmp_dlist_class);
+
+ return (lc ? *lc : NULL);
+}
+
+#endif /* OLDXAW */
diff --git a/libXaw/src/Form.c b/libXaw/src/Form.c
index 9f5ac8271..58723e845 100644
--- a/libXaw/src/Form.c
+++ b/libXaw/src/Form.c
@@ -1,1106 +1,1106 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/Converters.h>
-#include <X11/Xaw/FormP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Class Methods
- */
-static void XawFormChangeManaged(Widget);
-static void XawFormClassInitialize(void);
-static void XawFormClassPartInitialize(WidgetClass);
-static void XawFormConstraintInitialize(Widget, Widget, ArgList, Cardinal*);
-static Boolean XawFormConstraintSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static XtGeometryResult XawFormGeometryManager(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawFormInitialize(Widget, Widget, ArgList, Cardinal*);
-#ifndef OLDXAW
-static void XawFormRealize(Widget, Mask*, XSetWindowAttributes*);
-static void XawFormRedisplay(Widget, XEvent*, Region);
-#endif
-static XtGeometryResult XawFormQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawFormResize(Widget);
-static Boolean XawFormSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-static Boolean Layout(FormWidget, unsigned int, unsigned int, Bool);
-
-/*
- * Prototypes
- */
-static void _CvtStringToEdgeType(XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr);
-static Bool ChangeFormGeometry(Widget, Bool, unsigned int, unsigned int,
- Dimension*, Dimension*);
-Boolean CvtEdgeTypeToString(Display*, XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr, XtPointer*);
-static void LayoutChild(Widget);
-static int TransformCoord(int, unsigned int, unsigned int, XtEdgeType);
-static void ResizeChildren(Widget);
-
-/*
- * Initialization
- */
-#ifndef OLDXAW
-static XtActionsRec actions[] = {
- {"set-values", XawSetValuesAction},
- {"get-values", XawGetValuesAction},
- {"declare", XawDeclareAction},
- {"call-proc", XawCallProcAction},
-};
-#endif
-
-static XrmQuark QchainLeft, QchainRight, QchainTop, QchainBottom, Qrubber;
-
-#define default_value -99999
-#define Offset(field) XtOffsetOf(FormRec, form.field)
-static XtResource resources[] = {
- {
- XtNdefaultDistance,
- XtCThickness,
- XtRInt,
- sizeof(int),
- Offset(default_spacing),
- XtRImmediate,
- (XtPointer)4
- },
-#ifndef OLDXAW
- {
- XawNdisplayList,
- XawCDisplayList,
- XawRDisplayList,
- sizeof(XawDisplayList*),
- Offset(display_list),
- XtRImmediate,
- NULL
- },
-#endif
-};
-#undef Offset
-
-#define defEdge XtRubber
-
-#define Offset(field) XtOffsetOf(FormConstraintsRec, form.field)
-static XtResource formConstraintResources[] = {
- {
- XtNtop,
- XtCEdge,
- XtREdgeType,
- sizeof(XtEdgeType),
- Offset(top),
- XtRImmediate,
- (XtPointer)defEdge
- },
- {
- XtNbottom,
- XtCEdge,
- XtREdgeType,
- sizeof(XtEdgeType),
- Offset(bottom),
- XtRImmediate,
- (XtPointer)defEdge
- },
- {
- XtNleft,
- XtCEdge,
- XtREdgeType,
- sizeof(XtEdgeType),
- Offset(left),
- XtRImmediate,
- (XtPointer)defEdge
- },
- {
- XtNright,
- XtCEdge,
- XtREdgeType,
- sizeof(XtEdgeType),
- Offset(right),
- XtRImmediate,
- (XtPointer)defEdge
- },
- {
- XtNhorizDistance,
- XtCThickness,
- XtRInt,
- sizeof(int),
- Offset(dx),
- XtRImmediate,
- (XtPointer)default_value
- },
- {
- XtNfromHoriz,
- XtCWidget,
- XtRWidget,
- sizeof(Widget),
- Offset(horiz_base),
- XtRWidget,
- NULL
- },
- {
- XtNvertDistance,
- XtCThickness,
- XtRInt,
- sizeof(int),
- Offset(dy),
- XtRImmediate,
- (XtPointer)default_value
- },
- {
- XtNfromVert,
- XtCWidget,
- XtRWidget,
- sizeof(Widget),
- Offset(vert_base),
- XtRWidget,
- NULL
- },
- {
- XtNresizable,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- Offset(allow_resize),
- XtRImmediate,
- (XtPointer)False
- },
-};
-#undef Offset
-
-FormClassRec formClassRec = {
- /* core */
- {
- (WidgetClass)&constraintClassRec, /* superclass */
- "Form", /* class_name */
- sizeof(FormRec), /* widget_size */
- XawFormClassInitialize, /* class_initialize */
- XawFormClassPartInitialize, /* class_part_init */
- False, /* class_inited */
- XawFormInitialize, /* initialize */
- NULL, /* initialize_hook */
-#ifndef OLDXAW
- XawFormRealize, /* realize */
- actions, /* actions */
- XtNumber(actions), /* num_actions */
-#else
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
-#endif
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XawFormResize, /* resize */
-#ifndef OLDXAW
- XawFormRedisplay, /* expose */
-#else
- XtInheritExpose, /* expose */
-#endif
- XawFormSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XawFormQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* composite */
- {
- XawFormGeometryManager, /* geometry_manager */
- XawFormChangeManaged, /* change_managed */
- XtInheritInsertChild, /* insert_child */
- XtInheritDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- /* constraint */
- {
- formConstraintResources, /* subresourses */
- XtNumber(formConstraintResources), /* subresource_count */
- sizeof(FormConstraintsRec), /* constraint_size */
- XawFormConstraintInitialize, /* initialize */
- NULL, /* destroy */
- XawFormConstraintSetValues, /* set_values */
- NULL, /* extension */
- },
- /* form */
- {
- Layout, /* layout */
- },
-};
-
-WidgetClass formWidgetClass = (WidgetClass)&formClassRec;
-
-/*
- * Implementation
- */
-#ifndef OLDXAW
-static void
-XawFormRealize(Widget w, Mask *mask, XSetWindowAttributes *attr)
-{
- XawPixmap *pixmap;
-
- (*formWidgetClass->core_class.superclass->core_class.realize)(w, mask, attr);
-
- if (w->core.background_pixmap > XtUnspecifiedPixmap) {
- pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
- w->core.colormap, w->core.depth);
- if (pixmap && pixmap->mask)
- XawReshapeWidget(w, pixmap);
- }
-}
-
-static void
-XawFormRedisplay(Widget w, XEvent *event, Region region)
-{
- FormWidget xaw = (FormWidget)w;
-
- if (xaw->form.display_list)
- XawRunDisplayList(w, xaw->form.display_list, event, region);
-}
-#endif
-
-/*ARGSUSED*/
-static void
-_CvtStringToEdgeType(XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal)
-{
- static XtEdgeType edgeType;
- XrmQuark q;
- char name[12];
-
- XmuNCopyISOLatin1Lowered(name, (char*)fromVal->addr, sizeof(name));
- q = XrmStringToQuark(name);
-
- if (q == QchainLeft)
- edgeType = XtChainLeft;
- else if (q == QchainRight)
- edgeType = XtChainRight;
- else if (q == QchainTop)
- edgeType = XtChainTop;
- else if (q == QchainBottom)
- edgeType = XtChainBottom;
- else if (q == Qrubber)
- edgeType = XtRubber;
- else {
- XtStringConversionWarning(fromVal->addr, XtREdgeType);
- toVal->size = 0;
- toVal->addr = NULL;
- return;
- }
-
- toVal->size = sizeof(XtEdgeType);
- toVal->addr = (XPointer)&edgeType;
-}
-
-/*ARGSUSED*/
-Boolean
-CvtEdgeTypeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal, XtPointer *data)
-{
- static String buffer;
- Cardinal size;
-
- switch (*(XtEdgeType *)fromVal->addr) {
- case XtChainLeft:
- buffer = XtEchainLeft;
- break;
- case XtChainRight:
- buffer = XtEchainRight;
- break;
- case XtChainTop:
- buffer = XtEchainTop;
- break;
- case XtChainBottom:
- buffer = XtEchainBottom;
- break;
- case XtRubber:
- buffer = XtErubber;
- break;
- default:
- XawTypeToStringWarning(dpy, XtREdgeType);
- toVal->addr = NULL;
- toVal->size = 0;
- return (False);
- }
-
- size = strlen(buffer) + 1;
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = (XPointer)buffer;
- toVal->size = sizeof(String);
-
- return (True);
-}
-
-static void
-XawFormClassInitialize(void)
-{
- static XtConvertArgRec parentCvtArgs[] = {
- {XtBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.parent),
- sizeof(Widget)}
- };
-
- char name[12];
-
- XawInitializeWidgetSet();
- XmuNCopyISOLatin1Lowered(name, XtEchainLeft, sizeof(name));
- QchainLeft = XrmStringToQuark(name);
- XmuNCopyISOLatin1Lowered(name, XtEchainRight, sizeof(name));
- QchainRight = XrmStringToQuark(name);
- XmuNCopyISOLatin1Lowered(name, XtEchainTop, sizeof(name));
- QchainTop = XrmStringToQuark(name);
- XmuNCopyISOLatin1Lowered(name, XtEchainBottom, sizeof(name));
- QchainBottom = XrmStringToQuark(name);
- XmuNCopyISOLatin1Lowered(name, XtErubber, sizeof(name));
- Qrubber = XrmStringToQuark(name);
-
- XtAddConverter(XtRString, XtREdgeType, _CvtStringToEdgeType, NULL, 0);
- XtSetTypeConverter(XtREdgeType, XtRString, CvtEdgeTypeToString,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRString, XtRWidget, XmuNewCvtStringToWidget,
- parentCvtArgs, XtNumber(parentCvtArgs), XtCacheNone,
- NULL);
- XtSetTypeConverter(XtRWidget, XtRString, XmuCvtWidgetToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-static void
-XawFormClassPartInitialize(WidgetClass cclass)
-{
- FormWidgetClass c = (FormWidgetClass)cclass;
- FormWidgetClass super = (FormWidgetClass)c->core_class.superclass;
-
- if (c->form_class.layout == XtInheritLayout)
- c->form_class.layout = super->form_class.layout;
-}
-
-/*ARGSUSED*/
-static void
-XawFormInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- FormWidget fw = (FormWidget)cnew;
-
- fw->form.old_width = fw->form.old_height = 0;
- fw->form.no_refigure = False;
- fw->form.needs_relayout = False;
- fw->form.resize_in_layout = True;
- fw->form.resize_is_no_op = False;
-}
-
-/*
- * Function:
- * ChangeFormGeometry
- *
- * Parameters:
- * w - Form widget
- * query_only - is only a query?
- * width - new width and height
- * height - ""
- * ret_width - actual size the form is allowed to resize to (return)
- * ret_height - ""
- *
- * Description:
- * Ask the parent to change the form widget's geometry.
- *
- * Returns:
- * True of children may always be resized
- */
-static Bool
-ChangeFormGeometry(Widget w, Bool query_only,
- unsigned int width, unsigned int height,
- Dimension *ret_width, Dimension *ret_height)
-{
- FormWidget fw = (FormWidget)w;
- Boolean always_resize_children;
- XtGeometryResult result;
- XtWidgetGeometry request, return_request;
-
- /*
- * If we are already at the desired size then there is no need
- * to ask our parent of we can change size
- */
- if (width == XtWidth(fw) && height == XtHeight(fw))
- return (True);
-
- request.width = width;
- request.height = height;
- request.request_mode = CWWidth | CWHeight;
- if (query_only)
- request.request_mode |= XtCWQueryOnly;
-
- /*
- * Do no invoke the resize rules if our size changes here
- */
- fw->form.resize_is_no_op = True;
-
- result = XtMakeGeometryRequest(w, &request, &return_request);
- if (result == XtGeometryAlmost) {
- request = return_request;
- (void)XtMakeGeometryRequest(w, &request, &return_request);
- always_resize_children = False;
- }
- else
- always_resize_children = result == XtGeometryYes;
-
- fw->form.resize_is_no_op = False;
-
- if (ret_width != NULL)
- *ret_width = request.width;
- if (ret_height != NULL)
- *ret_height = request.height;
-
- return (always_resize_children);
-}
-
-/*
- * Function:
- * Layout
- *
- * Parameters:
- * fw - Form widget
- * width - unused
- * height - ""
- * force_relayout - will force the children to be moved, even if some
- * go past the edge of the form
- *
- * Description:
- * Moves all the children around.
- *
- * Returns:
- * True if the children are allowed to move from their
- * current locations to the new ones.
- */
-/*ARGSUSED*/
-static Boolean
-Layout(FormWidget fw, unsigned int width, unsigned int height,
- Bool force_relayout)
-{
- int num_children = fw->composite.num_children;
- WidgetList children = fw->composite.children;
- Widget *childP;
- Dimension maxx, maxy;
- Boolean ret_val;
-
- for (childP = children; childP - children < num_children; childP++) {
- FormConstraints form = (FormConstraints)(*childP)->core.constraints;
- form->form.layout_state = LayoutPending;
- }
-
- maxx = maxy = 1;
- for (childP = children; childP - children < num_children; childP++) {
- if (XtIsManaged(*childP)) {
- FormConstraints form;
- Position x, y;
-
- form = (FormConstraints)(*childP)->core.constraints;
-
- LayoutChild(*childP);
-
- x = form->form.new_x + XtWidth(*childP)
- + (XtBorderWidth(*childP) << 1);
- if (x > (int)maxx)
- maxx = x;
-
- y = form->form.new_y + XtHeight(*childP)
- + (XtBorderWidth(*childP) << 1);
- if (y > (int)maxy)
- maxy = y;
- }
- }
-
- fw->form.preferred_width = (maxx += fw->form.default_spacing);
- fw->form.preferred_height = (maxy += fw->form.default_spacing);
-
- if (fw->form.resize_in_layout) {
- Boolean always_resize_children;
-
- always_resize_children =
- ChangeFormGeometry((Widget)fw, False, maxx, maxy, NULL, NULL);
-
-#ifdef OLDXAW
- fw->form.old_width = fw->core.width;
- fw->form.old_height = fw->core.height;
-#endif
-
- if (force_relayout)
- ret_val = True;
- else
- ret_val = always_resize_children ||
- (XtWidth(fw) >= maxx && XtHeight(fw) >= maxy);
-
- if (ret_val)
- ResizeChildren((Widget)fw);
- }
- else
- ret_val = False;
-
- fw->form.needs_relayout = False;
-
- return (ret_val);
-}
-
-/*
- * Function:
- * ResizeChildren
- *
- * Parameters:
- * w - form widget
- *
- * Description:
- * Resizes all children to new_x and new_y.
- */
-static void
-ResizeChildren(Widget w)
-{
- FormWidget fw = (FormWidget)w;
- int num_children = fw->composite.num_children;
- WidgetList children = fw->composite.children;
- Widget *childP;
-
- for (childP = children; childP - children < num_children; childP++) {
- FormConstraints form;
- Position x, y;
-
- if (!XtIsManaged(*childP))
- continue;
-
- form = (FormConstraints)(*childP)->core.constraints;
-
- if (fw->form.old_width && fw->form.old_height) {
- x = TransformCoord(form->form.new_x, fw->form.old_width,
- XtWidth(fw), form->form.left);
- y = TransformCoord(form->form.new_y, fw->form.old_height,
- XtHeight(fw), form->form.top);
- }
- else {
- x = form->form.new_x;
- y = form->form.new_y;
- }
-
- if (fw->form.no_refigure) {
- /*
- * I am changing the widget wrapper w/o modifing the window. This is
- * risky, but I can get away with it since I am the parent of this
- * widget, and he must ask me for any geometry changes
- *
- * The window will be updated when no_refigure is set back to False
- */
- XtX(*childP) = x;
- XtY(*childP) = y;
- }
- else
- XtMoveWidget(*childP, x, y);
- }
-}
-
-static void
-LayoutChild(Widget w)
-{
- FormConstraints form = (FormConstraints)w->core.constraints;
- Widget ref;
-
- switch (form->form.layout_state) {
- case LayoutPending:
- form->form.layout_state = LayoutInProgress;
- break;
- case LayoutDone:
- return;
- case LayoutInProgress: {
- String subs[2];
- Cardinal num_subs = 2;
- subs[0] = w->core.name;
- subs[1] = w->core.parent->core.name;
-
- XtAppWarningMsg(XtWidgetToApplicationContext(w),
- "constraintLoop", "xawFormLayout", "XawToolkitError",
- "constraint loop detected while laying out "
- "child '%s' in FormWidget '%s'",
- subs, &num_subs);
- } return;
- }
-
- form->form.new_x = form->form.dx;
- form->form.new_y = form->form.dy;
- if ((ref = form->form.horiz_base) != NULL) {
- FormConstraints ref_form = (FormConstraints)ref->core.constraints;
-
- LayoutChild(ref);
- form->form.new_x += ref_form->form.new_x + XtWidth(ref) +
- (XtBorderWidth(ref) << 1);
- }
- if ((ref = form->form.vert_base) != NULL) {
- FormConstraints ref_form = (FormConstraints)ref->core.constraints;
-
- LayoutChild(ref);
- form->form.new_y += ref_form->form.new_y + XtHeight(ref) +
- (XtBorderWidth(ref) << 1);
- }
-
- form->form.layout_state = LayoutDone;
-}
-
-static int
-TransformCoord(int loc, unsigned int old, unsigned int cnew, XtEdgeType type)
-{
- if (type == XtRubber) {
- if ((int)old > 0)
- loc = (int)(loc * ((double)cnew / (double)old));
- }
- else if (type == XtChainBottom || type == XtChainRight)
- loc += (int)cnew - (int)old;
-
- return (loc);
-}
-
-static void
-XawFormResize(Widget w)
-{
- FormWidget fw = (FormWidget)w;
- WidgetList children = fw->composite.children;
- int num_children = fw->composite.num_children;
- Widget *childP;
- int x, y;
- int width, height;
- Boolean unmap = XtIsRealized(w) && w->core.mapped_when_managed &&
- XtIsManaged(w);
-
- if (unmap)
- XtUnmapWidget(w);
-
- if (!fw->form.resize_is_no_op)
- for (childP = children; childP - children < num_children; childP++) {
- FormConstraints form = (FormConstraints)(*childP)->core.constraints;
-
- if (!XtIsManaged(*childP))
- continue;
-
-#ifndef OLDXAW
- x = TransformCoord(form->form.virtual_x, fw->form.old_width,
- XtWidth(fw), form->form.left);
- y = TransformCoord(form->form.virtual_y, fw->form.old_height,
- XtHeight(fw), form->form.top);
- width = TransformCoord(form->form.virtual_x +
- form->form.virtual_width +
- (XtBorderWidth(*childP) << 1),
- fw->form.old_width, XtWidth(fw),
- form->form.right) -
- (x + (XtBorderWidth(*childP) << 1));
- height = TransformCoord(form->form.virtual_y +
- form->form.virtual_height +
- (XtBorderWidth(*childP) << 1),
- fw->form.old_height, XtHeight(fw),
- form->form.bottom) -
- (y + (XtBorderWidth(*childP) << 1));
-#else
- x = TransformCoord(XtX(*childP), fw->form.old_width,
- XtWidth(fw), form->form.left);
- y = TransformCoord(XtY(*childP), fw->form.old_height,
- XtHeight(fw), form->form.top);
- width = TransformCoord(XtX(*childP) + form->form.virtual_width +
- (XtBorderWidth(*childP) << 1),
- fw->form.old_width, XtWidth(fw),
- form->form.right) -
- (x + (XtBorderWidth(*childP) << 1));
- height = TransformCoord(XtY(*childP) + form->form.virtual_height +
- (XtBorderWidth(*childP) << 1),
- fw->form.old_height, XtHeight(fw),
- form->form.bottom) -
- (y + (XtBorderWidth(*childP) << 1));
- form->form.virtual_width = width;
- form->form.virtual_height = height;
-#endif
-
- width = width < 1 ? 1 : width;
- height = height < 1 ? 1 : height;
-
- XtConfigureWidget(*childP, x, y, width, height,
- XtBorderWidth(*childP));
- }
-
- if (unmap)
- XtMapWidget(w);
-
-#ifdef OLDXAW
- fw->form.old_width = XtWidth(fw);
- fw->form.old_height = XtHeight(fw);
-#endif
-}
-
-/*ARGSUSED*/
-static XtGeometryResult
-XawFormGeometryManager(Widget w, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
- Dimension old_width, old_height;
- FormWidget fw = (FormWidget)XtParent(w);
- FormConstraints form = (FormConstraints)w->core.constraints;
- XtWidgetGeometry allowed;
- XtGeometryResult ret_val;
-
- if ((request->request_mode & (unsigned)~(XtCWQueryOnly | CWWidth | CWHeight))
- || !form->form.allow_resize) {
- /* If GeometryManager is invoked during a SetValues call on a child
- * then it is necessary to compute a new layout if ConstraintSetValues
- * allowed any constraint changes
- */
- if (fw->form.needs_relayout)
- (*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
- (fw, 0, 0, True);
- return (XtGeometryNo);
- }
-
- if (request->request_mode & CWWidth)
- allowed.width = request->width;
- else
- allowed.width = XtWidth(w);
-
- if (request->request_mode & CWHeight)
- allowed.height = request->height;
- else
- allowed.height = XtHeight(w);
-
- if (allowed.width == XtWidth(w) && allowed.height == XtHeight(w)) {
- /* If GeometryManager is invoked during a SetValues call on a child
- * then it is necessary to compute a new layout if ConstraintSetValues
- * allowed any constraint changes
- */
- if (fw->form.needs_relayout)
- (*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
- (fw, 0, 0, True);
- return (XtGeometryNo);
- }
-
- /*
- * Remember the old size, and then set the size to the requested size
- */
- old_width = XtWidth(w);
- old_height = XtHeight(w);
- XtWidth(w) = allowed.width;
- XtHeight(w) = allowed.height;
-
- if (request->request_mode & XtCWQueryOnly) {
- Boolean always_resize_children;
- Dimension ret_width, ret_height;
-
- fw->form.resize_in_layout = False;
-
- (*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
- (fw, XtWidth(w), XtHeight(w), False);
-
- /*
- * Reset the size of this child back to what it used to be
- */
- XtWidth(w) = old_width;
- XtHeight(w) = old_height;
-
- fw->form.resize_in_layout = True;
-
- always_resize_children = ChangeFormGeometry(w, True,
- fw->form.preferred_width,
- fw->form.preferred_height,
- &ret_width, &ret_height);
-
- if (always_resize_children
- || (ret_width >= fw->form.preferred_width
- && ret_height >= fw->form.preferred_height))
- ret_val = XtGeometryYes;
- else
- ret_val = XtGeometryNo;
- }
- else {
- if ((*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
- (fw, XtWidth(w), XtHeight(w), False)) {
- Widget *childP;
- int num_children = fw->composite.num_children;
- WidgetList children = fw->composite.children;
-
- if (fw->form.no_refigure) {
- /*
- * I am changing the widget wrapper w/o modifing the window.
- * This is risky, but I can get away with it since I am the
- * parent of this widget, and he must ask me for any geometry
- * changes
- *
- * The window will be updated when no_refigure is set back
- * to False
- */
- form->form.deferred_resize = True;
- ret_val = XtGeometryDone;
- }
- else
- ret_val = XtGeometryYes;
-
- /*
- * Resets everything.
- */
- fw->form.old_width = XtWidth(fw);
- fw->form.old_height = XtHeight(fw);
- for (childP = children; childP - children < num_children; childP++) {
- Widget nw = *childP;
-
- if (XtIsManaged(nw)) {
- FormConstraints nform = (FormConstraints)nw->core.constraints;
-
-#ifndef OLDXAW
- nform->form.virtual_x = XtX(nw);
- nform->form.virtual_y = XtY(nw);
-#endif
- nform->form.virtual_width = XtWidth(nw);
- nform->form.virtual_height = XtHeight(nw);
- }
- }
- }
- else {
- XtWidth(w) = old_width;
- XtHeight(w) = old_height;
- ret_val = XtGeometryNo;
- }
- }
-
- return (ret_val);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawFormSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
-#ifndef OLDXAW
- FormWidget f_old = (FormWidget)current;
- FormWidget f_new = (FormWidget)cnew;
-
- if (f_old->core.background_pixmap != f_new->core.background_pixmap) {
- XawPixmap *opix, *npix;
-
- opix = XawPixmapFromXPixmap(f_old->core.background_pixmap, XtScreen(f_old),
- f_old->core.colormap, f_old->core.depth);
- npix = XawPixmapFromXPixmap(f_new->core.background_pixmap, XtScreen(f_new),
- f_new->core.colormap, f_new->core.depth);
- if ((npix && npix->mask) || (opix && opix->mask))
- XawReshapeWidget(cnew, npix);
- }
-#endif /* OLDXAW */
-
- return (False);
-}
-
-/* ARGSUSED */
-static void
-XawFormConstraintInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- FormConstraints form = (FormConstraints)cnew->core.constraints;
- FormWidget fw = (FormWidget)cnew->core.parent;
-
-#ifndef OLDXAW
- form->form.virtual_x = XtX(cnew);
- form->form.virtual_y = XtY(cnew);
-#endif
- form->form.virtual_width = XtWidth(cnew);
- form->form.virtual_height = XtHeight(cnew);
-
- if (form->form.dx == default_value)
- form->form.dx = fw->form.default_spacing;
-
- if (form->form.dy == default_value)
- form->form.dy = fw->form.default_spacing;
-
- form->form.deferred_resize = False;
-}
-
-/*ARGSUSED*/
-static Boolean
-XawFormConstraintSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- FormConstraints cfc = (FormConstraints)current->core.constraints;
- FormConstraints nfc = (FormConstraints)cnew->core.constraints;
-
- if (cfc->form.top != nfc->form.top || cfc->form.bottom != nfc->form.bottom
- || cfc->form.left != nfc->form.left || cfc->form.right != nfc->form.right
- || cfc->form.dx != nfc->form.dx || cfc->form.dy != nfc->form.dy
- || cfc->form.horiz_base != nfc->form.horiz_base
- || cfc->form.vert_base != nfc->form.vert_base) {
- FormWidget fp = (FormWidget)XtParent(cnew);
-
- /* If there are no subclass ConstraintSetValues procedures remaining
- * to be invoked, and if there is no geometry request about to be
- * made, then invoke the new layout now; else defer it
- */
- if (XtClass(XtParent(cnew)) == formWidgetClass
- && XtX(current) == XtX(cnew)
- && XtY(current) == XtY(cnew)
- && XtWidth(current) == XtWidth(cnew)
- && XtHeight(current) == XtHeight(cnew)
- && XtBorderWidth(current) == XtBorderWidth(cnew))
- Layout(fp, 0, 0, True);
- else
- fp->form.needs_relayout = True;
- }
-
- return (False);
-}
-
-static void
-XawFormChangeManaged(Widget w)
-{
- FormWidget fw = (FormWidget)w;
- FormConstraints form;
- WidgetList children, childP;
- int num_children = fw->composite.num_children;
- Widget child;
-
- (*((FormWidgetClass)w->core.widget_class)->form_class.layout)
- (fw, XtWidth(w), XtHeight(w), True);
-
- fw->form.old_width = XtWidth(w);
- fw->form.old_height = XtHeight(w);
- for (children = childP = fw->composite.children;
- childP - children < num_children;
- childP++) {
- child = *childP;
- if (!XtIsManaged(child))
- continue;
- form = (FormConstraints)child->core.constraints;
-#ifndef OLDXAW
- form->form.virtual_x = XtX(child);
- form->form.virtual_y = XtY(child);
-#endif
- form->form.virtual_width = XtWidth(child);
- form->form.virtual_height = XtHeight(child);
- }
-}
-
-static XtGeometryResult
-XawFormQueryGeometry(Widget widget, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
- FormWidget w = (FormWidget)widget;
-
- reply->width = w->form.preferred_width;
- reply->height = w->form.preferred_height;
- reply->request_mode = CWWidth | CWHeight;
-
- if ((request->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight)
- && request->width == reply->width
- && request->height == reply->height)
- return (XtGeometryYes);
- else if (reply->width == XtWidth(w) && reply->height == XtHeight(w))
- return (XtGeometryNo);
-
- return (XtGeometryAlmost);
-}
-
-/*
- * Public routines
- */
-/*
- * Set or reset figuring (ignored if not realized)
- */
-void
-XawFormDoLayout(Widget w,
-#if NeedWidePrototypes
- Bool force
-#else
- Boolean force
-#endif
-)
-{
- Widget *childP;
- FormWidget fw = (FormWidget)w;
- int num_children = fw->composite.num_children;
- WidgetList children = fw->composite.children;
-
- if ((fw->form.no_refigure = !force) == True || !XtIsRealized(w))
- return;
-
- for (childP = children; childP - children < num_children; childP++) {
- Widget nw = *childP;
-
- if (XtIsManaged(nw)) {
- FormConstraints form = (FormConstraints)nw->core.constraints;
-
- /*
- * Xt Configure widget is too smart, and optimizes out
- * my changes
- */
- XMoveResizeWindow(XtDisplay(nw), XtWindow(nw),
- XtX(nw), XtY(nw), XtWidth(nw), XtHeight(nw));
-
- if (form)
- if (form->form.deferred_resize &&
- XtClass(nw)->core_class.resize != NULL) {
- (*(XtClass(nw)->core_class.resize))(nw);
- form->form.deferred_resize = False;
- }
- }
- }
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/Converters.h>
+#include <X11/Xaw/FormP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Class Methods
+ */
+static void XawFormChangeManaged(Widget);
+static void XawFormClassInitialize(void);
+static void XawFormClassPartInitialize(WidgetClass);
+static void XawFormConstraintInitialize(Widget, Widget, ArgList, Cardinal*);
+static Boolean XawFormConstraintSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static XtGeometryResult XawFormGeometryManager(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawFormInitialize(Widget, Widget, ArgList, Cardinal*);
+#ifndef OLDXAW
+static void XawFormRealize(Widget, Mask*, XSetWindowAttributes*);
+static void XawFormRedisplay(Widget, XEvent*, Region);
+#endif
+static XtGeometryResult XawFormQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawFormResize(Widget);
+static Boolean XawFormSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+static Boolean Layout(FormWidget, unsigned int, unsigned int, Bool);
+
+/*
+ * Prototypes
+ */
+static void _CvtStringToEdgeType(XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr);
+static Bool ChangeFormGeometry(Widget, Bool, unsigned int, unsigned int,
+ Dimension*, Dimension*);
+Boolean CvtEdgeTypeToString(Display*, XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr, XtPointer*);
+static void LayoutChild(Widget);
+static int TransformCoord(int, unsigned int, unsigned int, XtEdgeType);
+static void ResizeChildren(Widget);
+
+/*
+ * Initialization
+ */
+#ifndef OLDXAW
+static XtActionsRec actions[] = {
+ {"set-values", XawSetValuesAction},
+ {"get-values", XawGetValuesAction},
+ {"declare", XawDeclareAction},
+ {"call-proc", XawCallProcAction},
+};
+#endif
+
+static XrmQuark QchainLeft, QchainRight, QchainTop, QchainBottom, Qrubber;
+
+#define default_value -99999
+#define Offset(field) XtOffsetOf(FormRec, form.field)
+static XtResource resources[] = {
+ {
+ XtNdefaultDistance,
+ XtCThickness,
+ XtRInt,
+ sizeof(int),
+ Offset(default_spacing),
+ XtRImmediate,
+ (XtPointer)4
+ },
+#ifndef OLDXAW
+ {
+ XawNdisplayList,
+ XawCDisplayList,
+ XawRDisplayList,
+ sizeof(XawDisplayList*),
+ Offset(display_list),
+ XtRImmediate,
+ NULL
+ },
+#endif
+};
+#undef Offset
+
+#define defEdge XtRubber
+
+#define Offset(field) XtOffsetOf(FormConstraintsRec, form.field)
+static XtResource formConstraintResources[] = {
+ {
+ XtNtop,
+ XtCEdge,
+ XtREdgeType,
+ sizeof(XtEdgeType),
+ Offset(top),
+ XtRImmediate,
+ (XtPointer)defEdge
+ },
+ {
+ XtNbottom,
+ XtCEdge,
+ XtREdgeType,
+ sizeof(XtEdgeType),
+ Offset(bottom),
+ XtRImmediate,
+ (XtPointer)defEdge
+ },
+ {
+ XtNleft,
+ XtCEdge,
+ XtREdgeType,
+ sizeof(XtEdgeType),
+ Offset(left),
+ XtRImmediate,
+ (XtPointer)defEdge
+ },
+ {
+ XtNright,
+ XtCEdge,
+ XtREdgeType,
+ sizeof(XtEdgeType),
+ Offset(right),
+ XtRImmediate,
+ (XtPointer)defEdge
+ },
+ {
+ XtNhorizDistance,
+ XtCThickness,
+ XtRInt,
+ sizeof(int),
+ Offset(dx),
+ XtRImmediate,
+ (XtPointer)default_value
+ },
+ {
+ XtNfromHoriz,
+ XtCWidget,
+ XtRWidget,
+ sizeof(Widget),
+ Offset(horiz_base),
+ XtRWidget,
+ NULL
+ },
+ {
+ XtNvertDistance,
+ XtCThickness,
+ XtRInt,
+ sizeof(int),
+ Offset(dy),
+ XtRImmediate,
+ (XtPointer)default_value
+ },
+ {
+ XtNfromVert,
+ XtCWidget,
+ XtRWidget,
+ sizeof(Widget),
+ Offset(vert_base),
+ XtRWidget,
+ NULL
+ },
+ {
+ XtNresizable,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ Offset(allow_resize),
+ XtRImmediate,
+ (XtPointer)False
+ },
+};
+#undef Offset
+
+FormClassRec formClassRec = {
+ /* core */
+ {
+ (WidgetClass)&constraintClassRec, /* superclass */
+ "Form", /* class_name */
+ sizeof(FormRec), /* widget_size */
+ XawFormClassInitialize, /* class_initialize */
+ XawFormClassPartInitialize, /* class_part_init */
+ False, /* class_inited */
+ XawFormInitialize, /* initialize */
+ NULL, /* initialize_hook */
+#ifndef OLDXAW
+ XawFormRealize, /* realize */
+ actions, /* actions */
+ XtNumber(actions), /* num_actions */
+#else
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+#endif
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XawFormResize, /* resize */
+#ifndef OLDXAW
+ XawFormRedisplay, /* expose */
+#else
+ XtInheritExpose, /* expose */
+#endif
+ XawFormSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XawFormQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* composite */
+ {
+ XawFormGeometryManager, /* geometry_manager */
+ XawFormChangeManaged, /* change_managed */
+ XtInheritInsertChild, /* insert_child */
+ XtInheritDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ /* constraint */
+ {
+ formConstraintResources, /* subresourses */
+ XtNumber(formConstraintResources), /* subresource_count */
+ sizeof(FormConstraintsRec), /* constraint_size */
+ XawFormConstraintInitialize, /* initialize */
+ NULL, /* destroy */
+ XawFormConstraintSetValues, /* set_values */
+ NULL, /* extension */
+ },
+ /* form */
+ {
+ Layout, /* layout */
+ },
+};
+
+WidgetClass formWidgetClass = (WidgetClass)&formClassRec;
+
+/*
+ * Implementation
+ */
+#ifndef OLDXAW
+static void
+XawFormRealize(Widget w, Mask *mask, XSetWindowAttributes *attr)
+{
+ XawPixmap *pixmap;
+
+ (*formWidgetClass->core_class.superclass->core_class.realize)(w, mask, attr);
+
+ if (w->core.background_pixmap > XtUnspecifiedPixmap) {
+ pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
+ w->core.colormap, w->core.depth);
+ if (pixmap && pixmap->mask)
+ XawReshapeWidget(w, pixmap);
+ }
+}
+
+static void
+XawFormRedisplay(Widget w, XEvent *event, Region region)
+{
+ FormWidget xaw = (FormWidget)w;
+
+ if (xaw->form.display_list)
+ XawRunDisplayList(w, xaw->form.display_list, event, region);
+}
+#endif
+
+/*ARGSUSED*/
+static void
+_CvtStringToEdgeType(XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal)
+{
+ static XtEdgeType edgeType;
+ XrmQuark q;
+ char name[12];
+
+ XmuNCopyISOLatin1Lowered(name, (char*)fromVal->addr, sizeof(name));
+ q = XrmStringToQuark(name);
+
+ if (q == QchainLeft)
+ edgeType = XtChainLeft;
+ else if (q == QchainRight)
+ edgeType = XtChainRight;
+ else if (q == QchainTop)
+ edgeType = XtChainTop;
+ else if (q == QchainBottom)
+ edgeType = XtChainBottom;
+ else if (q == Qrubber)
+ edgeType = XtRubber;
+ else {
+ XtStringConversionWarning(fromVal->addr, XtREdgeType);
+ toVal->size = 0;
+ toVal->addr = NULL;
+ return;
+ }
+
+ toVal->size = sizeof(XtEdgeType);
+ toVal->addr = (XPointer)&edgeType;
+}
+
+/*ARGSUSED*/
+Boolean
+CvtEdgeTypeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal, XtPointer *data)
+{
+ static String buffer;
+ Cardinal size;
+
+ switch (*(XtEdgeType *)fromVal->addr) {
+ case XtChainLeft:
+ buffer = XtEchainLeft;
+ break;
+ case XtChainRight:
+ buffer = XtEchainRight;
+ break;
+ case XtChainTop:
+ buffer = XtEchainTop;
+ break;
+ case XtChainBottom:
+ buffer = XtEchainBottom;
+ break;
+ case XtRubber:
+ buffer = XtErubber;
+ break;
+ default:
+ XawTypeToStringWarning(dpy, XtREdgeType);
+ toVal->addr = NULL;
+ toVal->size = 0;
+ return (False);
+ }
+
+ size = strlen(buffer) + 1;
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = (XPointer)buffer;
+ toVal->size = sizeof(String);
+
+ return (True);
+}
+
+static void
+XawFormClassInitialize(void)
+{
+ static XtConvertArgRec parentCvtArgs[] = {
+ {XtBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.parent),
+ sizeof(Widget)}
+ };
+
+ char name[12];
+
+ XawInitializeWidgetSet();
+ XmuNCopyISOLatin1Lowered(name, XtEchainLeft, sizeof(name));
+ QchainLeft = XrmStringToQuark(name);
+ XmuNCopyISOLatin1Lowered(name, XtEchainRight, sizeof(name));
+ QchainRight = XrmStringToQuark(name);
+ XmuNCopyISOLatin1Lowered(name, XtEchainTop, sizeof(name));
+ QchainTop = XrmStringToQuark(name);
+ XmuNCopyISOLatin1Lowered(name, XtEchainBottom, sizeof(name));
+ QchainBottom = XrmStringToQuark(name);
+ XmuNCopyISOLatin1Lowered(name, XtErubber, sizeof(name));
+ Qrubber = XrmStringToQuark(name);
+
+ XtAddConverter(XtRString, XtREdgeType, _CvtStringToEdgeType, NULL, 0);
+ XtSetTypeConverter(XtREdgeType, XtRString, CvtEdgeTypeToString,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRString, XtRWidget, XmuNewCvtStringToWidget,
+ parentCvtArgs, XtNumber(parentCvtArgs), XtCacheNone,
+ NULL);
+ XtSetTypeConverter(XtRWidget, XtRString, XmuCvtWidgetToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+static void
+XawFormClassPartInitialize(WidgetClass cclass)
+{
+ FormWidgetClass c = (FormWidgetClass)cclass;
+ FormWidgetClass super = (FormWidgetClass)c->core_class.superclass;
+
+ if (c->form_class.layout == XtInheritLayout)
+ c->form_class.layout = super->form_class.layout;
+}
+
+/*ARGSUSED*/
+static void
+XawFormInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ FormWidget fw = (FormWidget)cnew;
+
+ fw->form.old_width = fw->form.old_height = 0;
+ fw->form.no_refigure = False;
+ fw->form.needs_relayout = False;
+ fw->form.resize_in_layout = True;
+ fw->form.resize_is_no_op = False;
+}
+
+/*
+ * Function:
+ * ChangeFormGeometry
+ *
+ * Parameters:
+ * w - Form widget
+ * query_only - is only a query?
+ * width - new width and height
+ * height - ""
+ * ret_width - actual size the form is allowed to resize to (return)
+ * ret_height - ""
+ *
+ * Description:
+ * Ask the parent to change the form widget's geometry.
+ *
+ * Returns:
+ * True of children may always be resized
+ */
+static Bool
+ChangeFormGeometry(Widget w, Bool query_only,
+ unsigned int width, unsigned int height,
+ Dimension *ret_width, Dimension *ret_height)
+{
+ FormWidget fw = (FormWidget)w;
+ Boolean always_resize_children;
+ XtGeometryResult result;
+ XtWidgetGeometry request, return_request;
+
+ /*
+ * If we are already at the desired size then there is no need
+ * to ask our parent of we can change size
+ */
+ if (width == XtWidth(fw) && height == XtHeight(fw))
+ return (True);
+
+ request.width = width;
+ request.height = height;
+ request.request_mode = CWWidth | CWHeight;
+ if (query_only)
+ request.request_mode |= XtCWQueryOnly;
+
+ /*
+ * Do no invoke the resize rules if our size changes here
+ */
+ fw->form.resize_is_no_op = True;
+
+ result = XtMakeGeometryRequest(w, &request, &return_request);
+ if (result == XtGeometryAlmost) {
+ request = return_request;
+ (void)XtMakeGeometryRequest(w, &request, &return_request);
+ always_resize_children = False;
+ }
+ else
+ always_resize_children = result == XtGeometryYes;
+
+ fw->form.resize_is_no_op = False;
+
+ if (ret_width != NULL)
+ *ret_width = request.width;
+ if (ret_height != NULL)
+ *ret_height = request.height;
+
+ return (always_resize_children);
+}
+
+/*
+ * Function:
+ * Layout
+ *
+ * Parameters:
+ * fw - Form widget
+ * width - unused
+ * height - ""
+ * force_relayout - will force the children to be moved, even if some
+ * go past the edge of the form
+ *
+ * Description:
+ * Moves all the children around.
+ *
+ * Returns:
+ * True if the children are allowed to move from their
+ * current locations to the new ones.
+ */
+/*ARGSUSED*/
+static Boolean
+Layout(FormWidget fw, unsigned int width, unsigned int height,
+ Bool force_relayout)
+{
+ int num_children = fw->composite.num_children;
+ WidgetList children = fw->composite.children;
+ Widget *childP;
+ Dimension maxx, maxy;
+ Boolean ret_val;
+
+ for (childP = children; childP - children < num_children; childP++) {
+ FormConstraints form = (FormConstraints)(*childP)->core.constraints;
+ form->form.layout_state = LayoutPending;
+ }
+
+ maxx = maxy = 1;
+ for (childP = children; childP - children < num_children; childP++) {
+ if (XtIsManaged(*childP)) {
+ FormConstraints form;
+ Position x, y;
+
+ form = (FormConstraints)(*childP)->core.constraints;
+
+ LayoutChild(*childP);
+
+ x = form->form.new_x + XtWidth(*childP)
+ + (XtBorderWidth(*childP) << 1);
+ if (x > (int)maxx)
+ maxx = x;
+
+ y = form->form.new_y + XtHeight(*childP)
+ + (XtBorderWidth(*childP) << 1);
+ if (y > (int)maxy)
+ maxy = y;
+ }
+ }
+
+ fw->form.preferred_width = (maxx += fw->form.default_spacing);
+ fw->form.preferred_height = (maxy += fw->form.default_spacing);
+
+ if (fw->form.resize_in_layout) {
+ Boolean always_resize_children;
+
+ always_resize_children =
+ ChangeFormGeometry((Widget)fw, False, maxx, maxy, NULL, NULL);
+
+#ifdef OLDXAW
+ fw->form.old_width = fw->core.width;
+ fw->form.old_height = fw->core.height;
+#endif
+
+ if (force_relayout)
+ ret_val = True;
+ else
+ ret_val = always_resize_children ||
+ (XtWidth(fw) >= maxx && XtHeight(fw) >= maxy);
+
+ if (ret_val)
+ ResizeChildren((Widget)fw);
+ }
+ else
+ ret_val = False;
+
+ fw->form.needs_relayout = False;
+
+ return (ret_val);
+}
+
+/*
+ * Function:
+ * ResizeChildren
+ *
+ * Parameters:
+ * w - form widget
+ *
+ * Description:
+ * Resizes all children to new_x and new_y.
+ */
+static void
+ResizeChildren(Widget w)
+{
+ FormWidget fw = (FormWidget)w;
+ int num_children = fw->composite.num_children;
+ WidgetList children = fw->composite.children;
+ Widget *childP;
+
+ for (childP = children; childP - children < num_children; childP++) {
+ FormConstraints form;
+ Position x, y;
+
+ if (!XtIsManaged(*childP))
+ continue;
+
+ form = (FormConstraints)(*childP)->core.constraints;
+
+ if (fw->form.old_width && fw->form.old_height) {
+ x = TransformCoord(form->form.new_x, fw->form.old_width,
+ XtWidth(fw), form->form.left);
+ y = TransformCoord(form->form.new_y, fw->form.old_height,
+ XtHeight(fw), form->form.top);
+ }
+ else {
+ x = form->form.new_x;
+ y = form->form.new_y;
+ }
+
+ if (fw->form.no_refigure) {
+ /*
+ * I am changing the widget wrapper w/o modifing the window. This is
+ * risky, but I can get away with it since I am the parent of this
+ * widget, and he must ask me for any geometry changes
+ *
+ * The window will be updated when no_refigure is set back to False
+ */
+ XtX(*childP) = x;
+ XtY(*childP) = y;
+ }
+ else
+ XtMoveWidget(*childP, x, y);
+ }
+}
+
+static void
+LayoutChild(Widget w)
+{
+ FormConstraints form = (FormConstraints)w->core.constraints;
+ Widget ref;
+
+ switch (form->form.layout_state) {
+ case LayoutPending:
+ form->form.layout_state = LayoutInProgress;
+ break;
+ case LayoutDone:
+ return;
+ case LayoutInProgress: {
+ String subs[2];
+ Cardinal num_subs = 2;
+ subs[0] = w->core.name;
+ subs[1] = w->core.parent->core.name;
+
+ XtAppWarningMsg(XtWidgetToApplicationContext(w),
+ "constraintLoop", "xawFormLayout", "XawToolkitError",
+ "constraint loop detected while laying out "
+ "child '%s' in FormWidget '%s'",
+ subs, &num_subs);
+ } return;
+ }
+
+ form->form.new_x = form->form.dx;
+ form->form.new_y = form->form.dy;
+ if ((ref = form->form.horiz_base) != NULL) {
+ FormConstraints ref_form = (FormConstraints)ref->core.constraints;
+
+ LayoutChild(ref);
+ form->form.new_x += ref_form->form.new_x + XtWidth(ref) +
+ (XtBorderWidth(ref) << 1);
+ }
+ if ((ref = form->form.vert_base) != NULL) {
+ FormConstraints ref_form = (FormConstraints)ref->core.constraints;
+
+ LayoutChild(ref);
+ form->form.new_y += ref_form->form.new_y + XtHeight(ref) +
+ (XtBorderWidth(ref) << 1);
+ }
+
+ form->form.layout_state = LayoutDone;
+}
+
+static int
+TransformCoord(int loc, unsigned int old, unsigned int cnew, XtEdgeType type)
+{
+ if (type == XtRubber) {
+ if ((int)old > 0)
+ loc = (int)(loc * ((double)cnew / (double)old));
+ }
+ else if (type == XtChainBottom || type == XtChainRight)
+ loc += (int)cnew - (int)old;
+
+ return (loc);
+}
+
+static void
+XawFormResize(Widget w)
+{
+ FormWidget fw = (FormWidget)w;
+ WidgetList children = fw->composite.children;
+ int num_children = fw->composite.num_children;
+ Widget *childP;
+ int x, y;
+ int width, height;
+ Boolean unmap = XtIsRealized(w) && w->core.mapped_when_managed &&
+ XtIsManaged(w);
+
+ if (unmap)
+ XtUnmapWidget(w);
+
+ if (!fw->form.resize_is_no_op)
+ for (childP = children; childP - children < num_children; childP++) {
+ FormConstraints form = (FormConstraints)(*childP)->core.constraints;
+
+ if (!XtIsManaged(*childP))
+ continue;
+
+#ifndef OLDXAW
+ x = TransformCoord(form->form.virtual_x, fw->form.old_width,
+ XtWidth(fw), form->form.left);
+ y = TransformCoord(form->form.virtual_y, fw->form.old_height,
+ XtHeight(fw), form->form.top);
+ width = TransformCoord(form->form.virtual_x +
+ form->form.virtual_width +
+ (XtBorderWidth(*childP) << 1),
+ fw->form.old_width, XtWidth(fw),
+ form->form.right) -
+ (x + (XtBorderWidth(*childP) << 1));
+ height = TransformCoord(form->form.virtual_y +
+ form->form.virtual_height +
+ (XtBorderWidth(*childP) << 1),
+ fw->form.old_height, XtHeight(fw),
+ form->form.bottom) -
+ (y + (XtBorderWidth(*childP) << 1));
+#else
+ x = TransformCoord(XtX(*childP), fw->form.old_width,
+ XtWidth(fw), form->form.left);
+ y = TransformCoord(XtY(*childP), fw->form.old_height,
+ XtHeight(fw), form->form.top);
+ width = TransformCoord(XtX(*childP) + form->form.virtual_width +
+ (XtBorderWidth(*childP) << 1),
+ fw->form.old_width, XtWidth(fw),
+ form->form.right) -
+ (x + (XtBorderWidth(*childP) << 1));
+ height = TransformCoord(XtY(*childP) + form->form.virtual_height +
+ (XtBorderWidth(*childP) << 1),
+ fw->form.old_height, XtHeight(fw),
+ form->form.bottom) -
+ (y + (XtBorderWidth(*childP) << 1));
+ form->form.virtual_width = width;
+ form->form.virtual_height = height;
+#endif
+
+ width = width < 1 ? 1 : width;
+ height = height < 1 ? 1 : height;
+
+ XtConfigureWidget(*childP, x, y, width, height,
+ XtBorderWidth(*childP));
+ }
+
+ if (unmap)
+ XtMapWidget(w);
+
+#ifdef OLDXAW
+ fw->form.old_width = XtWidth(fw);
+ fw->form.old_height = XtHeight(fw);
+#endif
+}
+
+/*ARGSUSED*/
+static XtGeometryResult
+XawFormGeometryManager(Widget w, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ Dimension old_width, old_height;
+ FormWidget fw = (FormWidget)XtParent(w);
+ FormConstraints form = (FormConstraints)w->core.constraints;
+ XtWidgetGeometry allowed;
+ XtGeometryResult ret_val;
+
+ if ((request->request_mode & (unsigned)~(XtCWQueryOnly | CWWidth | CWHeight))
+ || !form->form.allow_resize) {
+ /* If GeometryManager is invoked during a SetValues call on a child
+ * then it is necessary to compute a new layout if ConstraintSetValues
+ * allowed any constraint changes
+ */
+ if (fw->form.needs_relayout)
+ (*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
+ (fw, 0, 0, True);
+ return (XtGeometryNo);
+ }
+
+ if (request->request_mode & CWWidth)
+ allowed.width = request->width;
+ else
+ allowed.width = XtWidth(w);
+
+ if (request->request_mode & CWHeight)
+ allowed.height = request->height;
+ else
+ allowed.height = XtHeight(w);
+
+ if (allowed.width == XtWidth(w) && allowed.height == XtHeight(w)) {
+ /* If GeometryManager is invoked during a SetValues call on a child
+ * then it is necessary to compute a new layout if ConstraintSetValues
+ * allowed any constraint changes
+ */
+ if (fw->form.needs_relayout)
+ (*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
+ (fw, 0, 0, True);
+ return (XtGeometryNo);
+ }
+
+ /*
+ * Remember the old size, and then set the size to the requested size
+ */
+ old_width = XtWidth(w);
+ old_height = XtHeight(w);
+ XtWidth(w) = allowed.width;
+ XtHeight(w) = allowed.height;
+
+ if (request->request_mode & XtCWQueryOnly) {
+ Boolean always_resize_children;
+ Dimension ret_width, ret_height;
+
+ fw->form.resize_in_layout = False;
+
+ (*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
+ (fw, XtWidth(w), XtHeight(w), False);
+
+ /*
+ * Reset the size of this child back to what it used to be
+ */
+ XtWidth(w) = old_width;
+ XtHeight(w) = old_height;
+
+ fw->form.resize_in_layout = True;
+
+ always_resize_children = ChangeFormGeometry(w, True,
+ fw->form.preferred_width,
+ fw->form.preferred_height,
+ &ret_width, &ret_height);
+
+ if (always_resize_children
+ || (ret_width >= fw->form.preferred_width
+ && ret_height >= fw->form.preferred_height))
+ ret_val = XtGeometryYes;
+ else
+ ret_val = XtGeometryNo;
+ }
+ else {
+ if ((*((FormWidgetClass)fw->core.widget_class)->form_class.layout)
+ (fw, XtWidth(w), XtHeight(w), False)) {
+ Widget *childP;
+ int num_children = fw->composite.num_children;
+ WidgetList children = fw->composite.children;
+
+ if (fw->form.no_refigure) {
+ /*
+ * I am changing the widget wrapper w/o modifing the window.
+ * This is risky, but I can get away with it since I am the
+ * parent of this widget, and he must ask me for any geometry
+ * changes
+ *
+ * The window will be updated when no_refigure is set back
+ * to False
+ */
+ form->form.deferred_resize = True;
+ ret_val = XtGeometryDone;
+ }
+ else
+ ret_val = XtGeometryYes;
+
+ /*
+ * Resets everything.
+ */
+ fw->form.old_width = XtWidth(fw);
+ fw->form.old_height = XtHeight(fw);
+ for (childP = children; childP - children < num_children; childP++) {
+ Widget nw = *childP;
+
+ if (XtIsManaged(nw)) {
+ FormConstraints nform = (FormConstraints)nw->core.constraints;
+
+#ifndef OLDXAW
+ nform->form.virtual_x = XtX(nw);
+ nform->form.virtual_y = XtY(nw);
+#endif
+ nform->form.virtual_width = XtWidth(nw);
+ nform->form.virtual_height = XtHeight(nw);
+ }
+ }
+ }
+ else {
+ XtWidth(w) = old_width;
+ XtHeight(w) = old_height;
+ ret_val = XtGeometryNo;
+ }
+ }
+
+ return (ret_val);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawFormSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+#ifndef OLDXAW
+ FormWidget f_old = (FormWidget)current;
+ FormWidget f_new = (FormWidget)cnew;
+
+ if (f_old->core.background_pixmap != f_new->core.background_pixmap) {
+ XawPixmap *opix, *npix;
+
+ opix = XawPixmapFromXPixmap(f_old->core.background_pixmap, XtScreen(f_old),
+ f_old->core.colormap, f_old->core.depth);
+ npix = XawPixmapFromXPixmap(f_new->core.background_pixmap, XtScreen(f_new),
+ f_new->core.colormap, f_new->core.depth);
+ if ((npix && npix->mask) || (opix && opix->mask))
+ XawReshapeWidget(cnew, npix);
+ }
+#endif /* OLDXAW */
+
+ return (False);
+}
+
+/* ARGSUSED */
+static void
+XawFormConstraintInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ FormConstraints form = (FormConstraints)cnew->core.constraints;
+ FormWidget fw = (FormWidget)cnew->core.parent;
+
+#ifndef OLDXAW
+ form->form.virtual_x = XtX(cnew);
+ form->form.virtual_y = XtY(cnew);
+#endif
+ form->form.virtual_width = XtWidth(cnew);
+ form->form.virtual_height = XtHeight(cnew);
+
+ if (form->form.dx == default_value)
+ form->form.dx = fw->form.default_spacing;
+
+ if (form->form.dy == default_value)
+ form->form.dy = fw->form.default_spacing;
+
+ form->form.deferred_resize = False;
+}
+
+/*ARGSUSED*/
+static Boolean
+XawFormConstraintSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ FormConstraints cfc = (FormConstraints)current->core.constraints;
+ FormConstraints nfc = (FormConstraints)cnew->core.constraints;
+
+ if (cfc->form.top != nfc->form.top || cfc->form.bottom != nfc->form.bottom
+ || cfc->form.left != nfc->form.left || cfc->form.right != nfc->form.right
+ || cfc->form.dx != nfc->form.dx || cfc->form.dy != nfc->form.dy
+ || cfc->form.horiz_base != nfc->form.horiz_base
+ || cfc->form.vert_base != nfc->form.vert_base) {
+ FormWidget fp = (FormWidget)XtParent(cnew);
+
+ /* If there are no subclass ConstraintSetValues procedures remaining
+ * to be invoked, and if there is no geometry request about to be
+ * made, then invoke the new layout now; else defer it
+ */
+ if (XtClass(XtParent(cnew)) == formWidgetClass
+ && XtX(current) == XtX(cnew)
+ && XtY(current) == XtY(cnew)
+ && XtWidth(current) == XtWidth(cnew)
+ && XtHeight(current) == XtHeight(cnew)
+ && XtBorderWidth(current) == XtBorderWidth(cnew))
+ Layout(fp, 0, 0, True);
+ else
+ fp->form.needs_relayout = True;
+ }
+
+ return (False);
+}
+
+static void
+XawFormChangeManaged(Widget w)
+{
+ FormWidget fw = (FormWidget)w;
+ FormConstraints form;
+ WidgetList children, childP;
+ int num_children = fw->composite.num_children;
+ Widget child;
+
+ (*((FormWidgetClass)w->core.widget_class)->form_class.layout)
+ (fw, XtWidth(w), XtHeight(w), True);
+
+ fw->form.old_width = XtWidth(w);
+ fw->form.old_height = XtHeight(w);
+ for (children = childP = fw->composite.children;
+ childP - children < num_children;
+ childP++) {
+ child = *childP;
+ if (!XtIsManaged(child))
+ continue;
+ form = (FormConstraints)child->core.constraints;
+#ifndef OLDXAW
+ form->form.virtual_x = XtX(child);
+ form->form.virtual_y = XtY(child);
+#endif
+ form->form.virtual_width = XtWidth(child);
+ form->form.virtual_height = XtHeight(child);
+ }
+}
+
+static XtGeometryResult
+XawFormQueryGeometry(Widget widget, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ FormWidget w = (FormWidget)widget;
+
+ reply->width = w->form.preferred_width;
+ reply->height = w->form.preferred_height;
+ reply->request_mode = CWWidth | CWHeight;
+
+ if ((request->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight)
+ && request->width == reply->width
+ && request->height == reply->height)
+ return (XtGeometryYes);
+ else if (reply->width == XtWidth(w) && reply->height == XtHeight(w))
+ return (XtGeometryNo);
+
+ return (XtGeometryAlmost);
+}
+
+/*
+ * Public routines
+ */
+/*
+ * Set or reset figuring (ignored if not realized)
+ */
+void
+XawFormDoLayout(Widget w,
+#if NeedWidePrototypes
+ Bool force
+#else
+ Boolean force
+#endif
+)
+{
+ Widget *childP;
+ FormWidget fw = (FormWidget)w;
+ int num_children = fw->composite.num_children;
+ WidgetList children = fw->composite.children;
+
+ if ((fw->form.no_refigure = !force) == True || !XtIsRealized(w))
+ return;
+
+ for (childP = children; childP - children < num_children; childP++) {
+ Widget nw = *childP;
+
+ if (XtIsManaged(nw)) {
+ FormConstraints form = (FormConstraints)nw->core.constraints;
+
+ /*
+ * Xt Configure widget is too smart, and optimizes out
+ * my changes
+ */
+ XMoveResizeWindow(XtDisplay(nw), XtWindow(nw),
+ XtX(nw), XtY(nw), XtWidth(nw), XtHeight(nw));
+
+ if (form)
+ if (form->form.deferred_resize &&
+ XtClass(nw)->core_class.resize != NULL) {
+ (*(XtClass(nw)->core_class.resize))(nw);
+ form->form.deferred_resize = False;
+ }
+ }
+ }
+}
diff --git a/libXaw/src/Grip.c b/libXaw/src/Grip.c
index 19b4eb487..93ddfbeda 100644
--- a/libXaw/src/Grip.c
+++ b/libXaw/src/Grip.c
@@ -1,185 +1,185 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-/*
- * Grip.c - Grip Widget (Used by Paned Widget)
- *
- */
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xaw/GripP.h>
-#include <X11/Xaw/XawInit.h>
-
-/*
- * Prototypes
- */
-static void
-GripAction(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-static XtResource resources[] = {
- {
- XtNwidth,
- XtCWidth,
- XtRDimension,
- sizeof(Dimension),
- XtOffsetOf(GripRec, core.width),
- XtRImmediate,
- (XtPointer)DEFAULT_GRIP_SIZE
- },
- {
- XtNheight,
- XtCHeight,
- XtRDimension,
- sizeof(Dimension),
- XtOffsetOf(GripRec, core.height),
- XtRImmediate,
- (XtPointer)DEFAULT_GRIP_SIZE
- },
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- XtOffsetOf(GripRec, core.background_pixel),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNborderWidth,
- XtCBorderWidth,
- XtRDimension,
- sizeof(Dimension),
- XtOffsetOf(GripRec, core.border_width),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNcallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- XtOffsetOf(GripRec, grip.grip_action),
- XtRCallback,
- NULL
- },
-};
-
-static XtActionsRec actionsList[] =
-{
- {"GripAction", GripAction},
-};
-
-#define Superclass (&simpleClassRec)
-
-GripClassRec gripClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "Grip", /* class name */
- sizeof(GripRec), /* size */
- XawInitializeWidgetSet, /* class initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- NULL, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- actionsList, /* actions */
- XtNumber(actionsList), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- NULL, /* resize */
- XtInheritExpose, /* expose */
- NULL, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* grip */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass gripWidgetClass = (WidgetClass)&gripClassRec;
-
-/*
- * Implementation
- */
-static void
-GripAction(Widget widget, XEvent *event, String *params, Cardinal *num_params)
-{
- XawGripCallDataRec call_data;
-
- call_data.event = event;
- call_data.params = params;
- call_data.num_params = *num_params;
-
- XtCallCallbacks(widget, XtNcallback, (XtPointer)&call_data);
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+/*
+ * Grip.c - Grip Widget (Used by Paned Widget)
+ *
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/GripP.h>
+#include <X11/Xaw/XawInit.h>
+
+/*
+ * Prototypes
+ */
+static void
+GripAction(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+static XtResource resources[] = {
+ {
+ XtNwidth,
+ XtCWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ XtOffsetOf(GripRec, core.width),
+ XtRImmediate,
+ (XtPointer)DEFAULT_GRIP_SIZE
+ },
+ {
+ XtNheight,
+ XtCHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ XtOffsetOf(GripRec, core.height),
+ XtRImmediate,
+ (XtPointer)DEFAULT_GRIP_SIZE
+ },
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ XtOffsetOf(GripRec, core.background_pixel),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNborderWidth,
+ XtCBorderWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ XtOffsetOf(GripRec, core.border_width),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNcallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ XtOffsetOf(GripRec, grip.grip_action),
+ XtRCallback,
+ NULL
+ },
+};
+
+static XtActionsRec actionsList[] =
+{
+ {"GripAction", GripAction},
+};
+
+#define Superclass (&simpleClassRec)
+
+GripClassRec gripClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Grip", /* class name */
+ sizeof(GripRec), /* size */
+ XawInitializeWidgetSet, /* class initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ NULL, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ actionsList, /* actions */
+ XtNumber(actionsList), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ NULL, /* resize */
+ XtInheritExpose, /* expose */
+ NULL, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* grip */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass gripWidgetClass = (WidgetClass)&gripClassRec;
+
+/*
+ * Implementation
+ */
+static void
+GripAction(Widget widget, XEvent *event, String *params, Cardinal *num_params)
+{
+ XawGripCallDataRec call_data;
+
+ call_data.event = event;
+ call_data.params = params;
+ call_data.num_params = *num_params;
+
+ XtCallCallbacks(widget, XtNcallback, (XtPointer)&call_data);
+}
diff --git a/libXaw/src/Label.c b/libXaw/src/Label.c
index 2eea91ff9..5ce3b7dca 100644
--- a/libXaw/src/Label.c
+++ b/libXaw/src/Label.c
@@ -1,821 +1,821 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <ctype.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xos.h>
-#include <X11/Xmu/Converters.h>
-#include <X11/Xmu/Drawing.h>
-#include <X11/Xaw/LabelP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define streq(a, b) (strcmp((a), (b)) == 0)
-
-#define MULTI_LINE_LABEL 32767
-
-#ifdef CRAY
-#define WORD64
-#endif
-
-/*
- * Class Methods
- */
-static void XawLabelClassInitialize(void);
-static void XawLabelDestroy(Widget);
-static void XawLabelInitialize(Widget, Widget, ArgList, Cardinal*);
-static XtGeometryResult XawLabelQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawLabelRedisplay(Widget, XEvent*, Region);
-static void XawLabelResize(Widget);
-static Boolean XawLabelSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-#ifdef WORD64
-static int _XawLabelWidth16(XFontStruct*, char*, int);
-static void _XawLabelDraw16(Display*, Drawable, GC, int, int, char*, int);
-#endif
-static void compute_bitmap_offsets(LabelWidget);
-static void GetGrayGC(LabelWidget);
-static void GetNormalGC(LabelWidget);
-static void _Reposition(LabelWidget, unsigned int, unsigned int,
- Position*, Position*);
-static void set_bitmap_info(LabelWidget);
-static void SetTextWidthAndHeight(LabelWidget);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(LabelRec, field)
-static XtResource resources[] = {
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(label.foreground),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNfont,
- XtCFont,
- XtRFontStruct,
- sizeof(XFontStruct*),
- offset(label.font),
- XtRString,
- XtDefaultFont
- },
- {
- XtNfontSet,
- XtCFontSet,
- XtRFontSet,
- sizeof(XFontSet),
- offset(label.fontset),
- XtRString,
- XtDefaultFontSet
- },
- {
- XtNlabel,
- XtCLabel,
- XtRString,
- sizeof(String),
- offset(label.label),
- XtRString,
- NULL
- },
- {
- XtNencoding,
- XtCEncoding,
- XtRUnsignedChar,
- sizeof(unsigned char),
- offset(label.encoding),
- XtRImmediate,
- (XtPointer)XawTextEncoding8bit
- },
- {
- XtNjustify,
- XtCJustify,
- XtRJustify,
- sizeof(XtJustify),
- offset(label.justify),
- XtRImmediate,
- (XtPointer)XtJustifyCenter
- },
- {
- XtNinternalWidth,
- XtCWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(label.internal_width),
- XtRImmediate,
- (XtPointer)4
- },
- {
- XtNinternalHeight,
- XtCHeight,
- XtRDimension,
- sizeof(Dimension),
- offset(label.internal_height),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNleftBitmap,
- XtCLeftBitmap,
- XtRBitmap,
- sizeof(Pixmap),
- offset(label.left_bitmap),
- XtRImmediate,
- (XtPointer)None
- },
- {
- XtNbitmap,
- XtCPixmap,
- XtRBitmap,
- sizeof(Pixmap),
- offset(label.pixmap),
- XtRImmediate,
- (XtPointer)None
- },
- {
- XtNresize,
- XtCResize,
- XtRBoolean,
- sizeof(Boolean),
- offset(label.resize),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNlabelX,
- XtCPosition,
- XtRPosition,
- sizeof(Position),
- offset(label.label_x),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNlabelY,
- XtCPosition,
- XtRPosition,
- sizeof(Position),
- offset(label.label_y),
- XtRImmediate,
- (XtPointer)0
- },
-};
-#undef offset
-
-#define Superclass (&simpleClassRec)
-LabelClassRec labelClassRec = {
- /* core */
- {
- (WidgetClass)&simpleClassRec, /* superclass */
- "Label", /* class_name */
- sizeof(LabelRec), /* widget_size */
- XawLabelClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawLabelInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawLabelDestroy, /* destroy */
- XawLabelResize, /* resize */
- XawLabelRedisplay, /* expose */
- XawLabelSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XawLabelQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* label */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass labelWidgetClass = (WidgetClass)&labelClassRec;
-
-/*
- * Implementation
- */
-static void
-XawLabelClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtRJustify, XmuCvtStringToJustify, NULL, 0);
- XtSetTypeConverter(XtRJustify, XtRString, XmuCvtJustifyToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-#ifndef WORD64
-#define TXT16 XChar2b
-#else
-#define TXT16 char
-
-static XChar2b *buf2b;
-static int buf2blen = 0;
-
-static int
-_XawLabelWidth16(XFontStruct *fs, char *str, int n)
-{
- int i;
- XChar2b *ptr;
-
- if (n > buf2blen) {
- buf2b = (XChar2b *)XtRealloc((char *)buf2b, n * sizeof(XChar2b));
- buf2blen = n;
- }
- for (ptr = buf2b, i = n; --i >= 0; ptr++) {
- ptr->byte1 = *str++;
- ptr->byte2 = *str++;
- }
-
- return (XTextWidth16(fs, buf2b, n));
-}
-
-static void
-_XawLabelDraw16(Display *dpy, Drawable d, GC gc, int x, int y,
- char *str, int n)
-{
- int i;
- XChar2b *ptr;
-
- if (n > buf2blen) {
- buf2b = (XChar2b *)XtRealloc((char *)buf2b, n * sizeof(XChar2b));
- buf2blen = n;
- }
- for (ptr = buf2b, i = n; --i >= 0; ptr++) {
- ptr->byte1 = *str++;
- ptr->byte2 = *str++;
- }
- XDrawString16(dpy, d, gc, x, y, buf2b, n);
-}
-
-#define XTextWidth16 _XawLabelWidth16
-#define XDrawString16 _XawLabelDraw16
-#endif /* WORD64 */
-
-/*
- * Calculate width and height of displayed text in pixels
- */
-static void
-SetTextWidthAndHeight(LabelWidget lw)
-{
- XFontStruct *fs = lw->label.font;
- char *nl;
-
- if (lw->label.pixmap != None) {
- Window root;
- int x, y;
- unsigned int width, height, bw, depth;
-
- if (XGetGeometry(XtDisplay(lw), lw->label.pixmap, &root, &x, &y,
- &width, &height, &bw, &depth)) {
- lw->label.label_height = height;
- lw->label.label_width = width;
- lw->label.label_len = depth;
- return;
- }
- }
- if (lw->simple.international == True) {
- XFontSet fset = lw->label.fontset;
- XFontSetExtents *ext = XExtentsOfFontSet(fset);
-
- lw->label.label_height = ext->max_ink_extent.height;
- if (lw->label.label == NULL) {
- lw->label.label_len = 0;
- lw->label.label_width = 0;
- }
- else if ((nl = index(lw->label.label, '\n')) != NULL) {
- char *label;
-
- lw->label.label_len = MULTI_LINE_LABEL;
- lw->label.label_width = 0;
- for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) {
- int width = XmbTextEscapement(fset, label, (int)(nl - label));
-
- if (width > (int)lw->label.label_width)
- lw->label.label_width = width;
- label = nl + 1;
- if (*label)
- lw->label.label_height += ext->max_ink_extent.height;
- }
- if (*label) {
- int width = XmbTextEscapement(fset, label, strlen(label));
-
- if (width > (int)lw->label.label_width)
- lw->label.label_width = width;
- }
- }
- else {
- lw->label.label_len = strlen(lw->label.label);
- lw->label.label_width =
- XmbTextEscapement(fset, lw->label.label, lw->label.label_len);
- }
- }
- else {
- lw->label.label_height = fs->max_bounds.ascent + fs->max_bounds.descent;
- if (lw->label.label == NULL) {
- lw->label.label_len = 0;
- lw->label.label_width = 0;
- }
- else if ((nl = index(lw->label.label, '\n')) != NULL) {
- char *label;
-
- lw->label.label_len = MULTI_LINE_LABEL;
- lw->label.label_width = 0;
- for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) {
- int width;
-
- if (lw->label.encoding)
- width = XTextWidth16(fs, (TXT16*)label, (int)(nl - label) / 2);
- else
- width = XTextWidth(fs, label, (int)(nl - label));
- if (width > (int)lw->label.label_width)
- lw->label.label_width = width;
- label = nl + 1;
- if (*label)
- lw->label.label_height +=
- fs->max_bounds.ascent + fs->max_bounds.descent;
- }
- if (*label) {
- int width = XTextWidth(fs, label, strlen(label));
-
- if (lw->label.encoding)
- width = XTextWidth16(fs, (TXT16*)label, strlen(label) / 2);
- else
- width = XTextWidth(fs, label, strlen(label));
- if (width > (int) lw->label.label_width)
- lw->label.label_width = width;
- }
- }
- else {
- lw->label.label_len = strlen(lw->label.label);
- if (lw->label.encoding)
- lw->label.label_width =
- XTextWidth16(fs, (TXT16*)lw->label.label,
- (int)lw->label.label_len / 2);
- else
- lw->label.label_width =
- XTextWidth(fs, lw->label.label, (int)lw->label.label_len);
- }
- }
-}
-
-static void
-GetNormalGC(LabelWidget lw)
-{
- XGCValues values;
-
- values.foreground = lw->label.foreground;
- values.background = lw->core.background_pixel;
- values.font = lw->label.font->fid;
- values.graphics_exposures = False;
-
- if (lw->simple.international == True)
- /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */
- lw->label.normal_GC = XtAllocateGC((Widget)lw, 0,
- GCForeground | GCBackground |
- GCGraphicsExposures,
- &values, GCFont, 0);
- else
- lw->label.normal_GC = XtGetGC((Widget)lw,
- GCForeground | GCBackground | GCFont |
- GCGraphicsExposures, &values);
-}
-
-static void
-GetGrayGC(LabelWidget lw)
-{
- XGCValues values;
-
- values.foreground = lw->label.foreground;
- values.background = lw->core.background_pixel;
- values.font = lw->label.font->fid;
- values.fill_style = FillTiled;
- values.tile = XmuCreateStippledPixmap(XtScreen((Widget)lw),
- lw->label.foreground,
- lw->core.background_pixel,
- lw->core.depth);
- values.graphics_exposures = False;
-
- lw->label.stipple = values.tile;
- if (lw->simple.international == True)
- /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */
- lw->label.gray_GC = XtAllocateGC((Widget)lw, 0,
- GCForeground | GCBackground |
- GCTile | GCFillStyle |
- GCGraphicsExposures,
- &values, GCFont, 0);
- else
- lw->label.gray_GC = XtGetGC((Widget)lw,
- GCForeground | GCBackground |
- GCFont | GCTile | GCFillStyle |
- GCGraphicsExposures,
- &values);
-}
-
-static void
-compute_bitmap_offsets(LabelWidget lw)
-{
- /*
- * bitmap will be eventually be displayed at
- * (internal_width, internal_height + lbm_y)
- */
- if (lw->label.lbm_height != 0)
- lw->label.lbm_y = (XtHeight(lw) - (lw->label.internal_height * 2 +
- lw->label.lbm_height)) / 2;
- else
- lw->label.lbm_y = 0;
-}
-
-static void
-set_bitmap_info(LabelWidget lw)
-{
- Window root;
- int x, y;
- unsigned int bw, depth;
-
- if (!(lw->label.left_bitmap
- && XGetGeometry(XtDisplay(lw), lw->label.left_bitmap, &root, &x, &y,
- &lw->label.lbm_width, &lw->label.lbm_height,
- &bw, &depth)))
- lw->label.lbm_width = lw->label.lbm_height = 0;
-
- compute_bitmap_offsets(lw);
-}
-
-/*ARGSUSED*/
-static void
-XawLabelInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- LabelWidget lw = (LabelWidget)cnew;
-
- if (!lw->label.font) XtError("Aborting: no font found\n");
- if (lw->simple.international && !lw->label.fontset)
- XtError("Aborting: no fontset found\n");
-
- if (lw->label.label == NULL)
- lw->label.label = XtNewString(lw->core.name);
- else
- lw->label.label = XtNewString(lw->label.label);
-
- GetNormalGC(lw);
- GetGrayGC(lw);
-
- SetTextWidthAndHeight(lw);
-
- if (XtHeight(lw) == 0)
- XtHeight(lw) = lw->label.label_height + 2 * lw->label.internal_height;
-
- set_bitmap_info(lw); /* need core.height */
-
- if (XtWidth(lw) == 0) /* need label.lbm_width */
- XtWidth(lw) = lw->label.label_width + 2 * lw->label.internal_width +
- LEFT_OFFSET(lw);
-
- lw->label.label_x = lw->label.label_y = 0;
- (*XtClass(cnew)->core_class.resize)((Widget)lw);
-}
-
-/*ARGSUSED*/
-static void
-XawLabelRedisplay(Widget gw, XEvent *event, Region region)
-{
- LabelWidget w = (LabelWidget)gw;
- GC gc;
-
- if (*Superclass->core_class.expose != NULL)
- (*Superclass->core_class.expose)(gw, event, region);
-
- gc = XtIsSensitive(gw) ? w->label.normal_GC : w->label.gray_GC;
-#ifdef notdef
- if (region != NULL)
- XSetRegion(XtDisplay(gw), gc, region);
-#endif /*notdef*/
-
- if (w->label.pixmap == None) {
- int len = w->label.label_len;
- char *label = w->label.label;
- Position y = w->label.label_y + w->label.font->max_bounds.ascent;
- Position ksy = w->label.label_y;
-
- /* display left bitmap */
- if (w->label.left_bitmap && w->label.lbm_width != 0)
- XCopyPlane (XtDisplay(gw), w->label.left_bitmap, XtWindow(gw), gc,
- 0, 0, w->label.lbm_width, w->label.lbm_height,
- w->label.internal_width,
- w->label.internal_height + w->label.lbm_y, 1L);
-
- if (w->simple.international == True) {
- XFontSetExtents *ext = XExtentsOfFontSet(w->label.fontset);
-
- ksy += XawAbs(ext->max_ink_extent.y);
-
- if (len == MULTI_LINE_LABEL) {
- char *nl;
-
- while ((nl = index(label, '\n')) != NULL) {
- XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset,
- gc, w->label.label_x, ksy, label,
- (int)(nl - label));
- ksy += ext->max_ink_extent.height;
- label = nl + 1;
- }
- len = strlen(label);
- }
- if (len)
- XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset, gc,
- w->label.label_x, ksy, label, len);
- }
- else {
- if (len == MULTI_LINE_LABEL) {
- char *nl;
-
- while ((nl = index(label, '\n')) != NULL) {
- if (w->label.encoding)
- XDrawString16(XtDisplay(gw), XtWindow(gw), gc,
- w->label.label_x, y,
- (TXT16*)label, (int)(nl - label) / 2);
- else
- XDrawString(XtDisplay(gw), XtWindow(gw), gc,
- w->label.label_x, y, label, (int)(nl - label));
- y += w->label.font->max_bounds.ascent +
- w->label.font->max_bounds.descent;
- label = nl + 1;
- }
- len = strlen(label);
- }
- if (len) {
- if (w->label.encoding)
- XDrawString16(XtDisplay(gw), XtWindow(gw), gc,
- w->label.label_x, y, (TXT16*)label, len / 2);
- else
- XDrawString(XtDisplay(gw), XtWindow(gw), gc,
- w->label.label_x, y, label, len);
- }
- }
- }
- else if (w->label.label_len == 1)
- XCopyPlane(XtDisplay(gw), w->label.pixmap, XtWindow(gw), gc,
- 0, 0, w->label.label_width, w->label.label_height,
- w->label.label_x, w->label.label_y, 1L);
- else
- XCopyArea(XtDisplay(gw), w->label.pixmap, XtWindow(gw), gc,
- 0, 0, w->label.label_width, w->label.label_height,
- w->label.label_x, w->label.label_y);
-
-#ifdef notdef
- if (region != NULL)
- XSetClipMask(XtDisplay(gw), gc, (Pixmap)None);
-#endif /* notdef */
-}
-
-static void
-_Reposition(LabelWidget lw, unsigned int width, unsigned int height,
- Position *dx, Position *dy)
-{
- Position newPos;
- Position leftedge = lw->label.internal_width + LEFT_OFFSET(lw);
-
- switch (lw->label.justify) {
- case XtJustifyLeft:
- newPos = leftedge;
- break;
- case XtJustifyRight:
- newPos = width - (lw->label.label_width + lw->label.internal_width);
- break;
- case XtJustifyCenter:
- /*FALLTRHOUGH*/
- default:
- newPos = (int)(width - lw->label.label_width) >> 1;
- break;
- }
- if (newPos < (Position)leftedge)
- newPos = leftedge;
- *dx = newPos - lw->label.label_x;
- lw->label.label_x = newPos;
-
- newPos = ((int)(height - lw->label.label_height)) >> 1;
- *dy = newPos - lw->label.label_y;
- lw->label.label_y = newPos;
-}
-
-static void
-XawLabelResize(Widget w)
-{
- LabelWidget lw = (LabelWidget)w;
- Position dx, dy;
-
- _Reposition(lw, XtWidth(w), XtHeight(w), &dx, &dy);
- compute_bitmap_offsets(lw);
-}
-
-#define PIXMAP 0
-#define WIDTH 1
-#define HEIGHT 2
-#define NUM_CHECKS 3
-static Boolean
-XawLabelSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- LabelWidget curlw = (LabelWidget)current;
- LabelWidget reqlw = (LabelWidget)request;
- LabelWidget newlw = (LabelWidget)cnew;
- unsigned int i;
- Boolean was_resized = False, redisplay = False, checks[NUM_CHECKS];
-
- for (i = 0; i < NUM_CHECKS; i++)
- checks[i] = False;
-
- for (i = 0; i < *num_args; i++) {
- if (streq(XtNbitmap, args[i].name))
- checks[PIXMAP] = True;
- else if (streq(XtNwidth, args[i].name))
- checks[WIDTH] = True;
- else if (streq(XtNheight, args[i].name))
- checks[HEIGHT] = True;
- }
-
- if (newlw->label.label == NULL)
- newlw->label.label = newlw->core.name;
-
- /*
- * resize on bitmap change
- */
- if (curlw->label.left_bitmap != newlw->label.left_bitmap)
- was_resized = True;
-
- if (curlw->label.encoding != newlw->label.encoding)
- was_resized = True;
-
- if (curlw->simple.international
- && curlw->label.fontset != newlw->label.fontset)
- was_resized = True;
-
- if (curlw->label.label != newlw->label.label) {
- if (curlw->label.label != curlw->core.name)
- XtFree((char *)curlw->label.label);
-
- if (newlw->label.label != newlw->core.name)
- newlw->label.label = XtNewString(newlw->label.label);
-
- was_resized = True;
- }
-
- if (was_resized || (curlw->label.font != newlw->label.font) ||
- curlw->label.justify != newlw->label.justify || checks[PIXMAP]) {
- SetTextWidthAndHeight(newlw);
- was_resized = True;
- }
-
- /* recalculate the window size if something has changed */
- if (newlw->label.resize && was_resized) {
- if (XtHeight(curlw) == XtHeight(reqlw) && !checks[HEIGHT])
- XtHeight(newlw) = newlw->label.label_height +
- (newlw->label.internal_height << 1);
-
- set_bitmap_info(newlw);
-
- if (XtWidth(curlw) == XtWidth(reqlw) && !checks[WIDTH])
- XtWidth(newlw) = newlw->label.label_width + LEFT_OFFSET(newlw) +
- (newlw->label.internal_width << 1);
- }
-
- if (curlw->label.foreground != newlw->label.foreground
- || curlw->core.background_pixel != newlw->core.background_pixel
- || curlw->label.font->fid != newlw->label.font->fid) {
- /* The Fontset is not in the GC - don't make a new GC if FS changes! */
- XtReleaseGC(cnew, curlw->label.normal_GC);
- XtReleaseGC(cnew, curlw->label.gray_GC);
- XmuReleaseStippledPixmap(XtScreen(current), curlw->label.stipple);
- GetNormalGC(newlw);
- GetGrayGC(newlw);
- redisplay = True;
- }
-
- if (curlw->label.label_x != newlw->label.label_x ||
- curlw->label.label_y != newlw->label.label_y)
- redisplay = True;
-
- if (curlw->label.internal_width != newlw->label.internal_width
- || curlw->label.internal_height != newlw->label.internal_height
- || was_resized) {
- /* Resize() will be called if geometry changes succeed */
- Position dx, dy;
-
- _Reposition(newlw, XtWidth(curlw), XtHeight(curlw), &dx, &dy);
- }
-
- return (was_resized || redisplay ||
- XtIsSensitive(current) != XtIsSensitive(cnew));
-}
-
-static void
-XawLabelDestroy(Widget w)
-{
- LabelWidget lw = (LabelWidget)w;
-
- if (lw->label.label != lw->core.name)
- XtFree(lw->label.label);
- XtReleaseGC(w, lw->label.normal_GC);
- XtReleaseGC(w, lw->label.gray_GC);
- XmuReleaseStippledPixmap(XtScreen(w), lw->label.stipple);
-}
-
-static XtGeometryResult
-XawLabelQueryGeometry(Widget w, XtWidgetGeometry *intended,
- XtWidgetGeometry *preferred)
-{
- LabelWidget lw = (LabelWidget)w;
-
- preferred->request_mode = CWWidth | CWHeight;
- preferred->width = lw->label.label_width +
- (lw->label.internal_width << 1) + LEFT_OFFSET(lw);
- preferred->height = lw->label.label_height +
- (lw->label.internal_height << 1);
-
- if (((intended->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight))
- && intended->width == preferred->width
- && intended->height == preferred->height)
- return (XtGeometryYes);
- else if (preferred->width == XtWidth(w) && preferred->height == XtHeight(w))
- return (XtGeometryNo);
-
- return (XtGeometryAlmost);
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <ctype.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xos.h>
+#include <X11/Xmu/Converters.h>
+#include <X11/Xmu/Drawing.h>
+#include <X11/Xaw/LabelP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define streq(a, b) (strcmp((a), (b)) == 0)
+
+#define MULTI_LINE_LABEL 32767
+
+#ifdef CRAY
+#define WORD64
+#endif
+
+/*
+ * Class Methods
+ */
+static void XawLabelClassInitialize(void);
+static void XawLabelDestroy(Widget);
+static void XawLabelInitialize(Widget, Widget, ArgList, Cardinal*);
+static XtGeometryResult XawLabelQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawLabelRedisplay(Widget, XEvent*, Region);
+static void XawLabelResize(Widget);
+static Boolean XawLabelSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+#ifdef WORD64
+static int _XawLabelWidth16(XFontStruct*, char*, int);
+static void _XawLabelDraw16(Display*, Drawable, GC, int, int, char*, int);
+#endif
+static void compute_bitmap_offsets(LabelWidget);
+static void GetGrayGC(LabelWidget);
+static void GetNormalGC(LabelWidget);
+static void _Reposition(LabelWidget, unsigned int, unsigned int,
+ Position*, Position*);
+static void set_bitmap_info(LabelWidget);
+static void SetTextWidthAndHeight(LabelWidget);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(LabelRec, field)
+static XtResource resources[] = {
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(label.foreground),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNfont,
+ XtCFont,
+ XtRFontStruct,
+ sizeof(XFontStruct*),
+ offset(label.font),
+ XtRString,
+ XtDefaultFont
+ },
+ {
+ XtNfontSet,
+ XtCFontSet,
+ XtRFontSet,
+ sizeof(XFontSet),
+ offset(label.fontset),
+ XtRString,
+ XtDefaultFontSet
+ },
+ {
+ XtNlabel,
+ XtCLabel,
+ XtRString,
+ sizeof(String),
+ offset(label.label),
+ XtRString,
+ NULL
+ },
+ {
+ XtNencoding,
+ XtCEncoding,
+ XtRUnsignedChar,
+ sizeof(unsigned char),
+ offset(label.encoding),
+ XtRImmediate,
+ (XtPointer)XawTextEncoding8bit
+ },
+ {
+ XtNjustify,
+ XtCJustify,
+ XtRJustify,
+ sizeof(XtJustify),
+ offset(label.justify),
+ XtRImmediate,
+ (XtPointer)XtJustifyCenter
+ },
+ {
+ XtNinternalWidth,
+ XtCWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(label.internal_width),
+ XtRImmediate,
+ (XtPointer)4
+ },
+ {
+ XtNinternalHeight,
+ XtCHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(label.internal_height),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNleftBitmap,
+ XtCLeftBitmap,
+ XtRBitmap,
+ sizeof(Pixmap),
+ offset(label.left_bitmap),
+ XtRImmediate,
+ (XtPointer)None
+ },
+ {
+ XtNbitmap,
+ XtCPixmap,
+ XtRBitmap,
+ sizeof(Pixmap),
+ offset(label.pixmap),
+ XtRImmediate,
+ (XtPointer)None
+ },
+ {
+ XtNresize,
+ XtCResize,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(label.resize),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNlabelX,
+ XtCPosition,
+ XtRPosition,
+ sizeof(Position),
+ offset(label.label_x),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNlabelY,
+ XtCPosition,
+ XtRPosition,
+ sizeof(Position),
+ offset(label.label_y),
+ XtRImmediate,
+ (XtPointer)0
+ },
+};
+#undef offset
+
+#define Superclass (&simpleClassRec)
+LabelClassRec labelClassRec = {
+ /* core */
+ {
+ (WidgetClass)&simpleClassRec, /* superclass */
+ "Label", /* class_name */
+ sizeof(LabelRec), /* widget_size */
+ XawLabelClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawLabelInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawLabelDestroy, /* destroy */
+ XawLabelResize, /* resize */
+ XawLabelRedisplay, /* expose */
+ XawLabelSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XawLabelQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* label */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass labelWidgetClass = (WidgetClass)&labelClassRec;
+
+/*
+ * Implementation
+ */
+static void
+XawLabelClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtRJustify, XmuCvtStringToJustify, NULL, 0);
+ XtSetTypeConverter(XtRJustify, XtRString, XmuCvtJustifyToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+#ifndef WORD64
+#define TXT16 XChar2b
+#else
+#define TXT16 char
+
+static XChar2b *buf2b;
+static int buf2blen = 0;
+
+static int
+_XawLabelWidth16(XFontStruct *fs, char *str, int n)
+{
+ int i;
+ XChar2b *ptr;
+
+ if (n > buf2blen) {
+ buf2b = (XChar2b *)XtRealloc((char *)buf2b, n * sizeof(XChar2b));
+ buf2blen = n;
+ }
+ for (ptr = buf2b, i = n; --i >= 0; ptr++) {
+ ptr->byte1 = *str++;
+ ptr->byte2 = *str++;
+ }
+
+ return (XTextWidth16(fs, buf2b, n));
+}
+
+static void
+_XawLabelDraw16(Display *dpy, Drawable d, GC gc, int x, int y,
+ char *str, int n)
+{
+ int i;
+ XChar2b *ptr;
+
+ if (n > buf2blen) {
+ buf2b = (XChar2b *)XtRealloc((char *)buf2b, n * sizeof(XChar2b));
+ buf2blen = n;
+ }
+ for (ptr = buf2b, i = n; --i >= 0; ptr++) {
+ ptr->byte1 = *str++;
+ ptr->byte2 = *str++;
+ }
+ XDrawString16(dpy, d, gc, x, y, buf2b, n);
+}
+
+#define XTextWidth16 _XawLabelWidth16
+#define XDrawString16 _XawLabelDraw16
+#endif /* WORD64 */
+
+/*
+ * Calculate width and height of displayed text in pixels
+ */
+static void
+SetTextWidthAndHeight(LabelWidget lw)
+{
+ XFontStruct *fs = lw->label.font;
+ char *nl;
+
+ if (lw->label.pixmap != None) {
+ Window root;
+ int x, y;
+ unsigned int width, height, bw, depth;
+
+ if (XGetGeometry(XtDisplay(lw), lw->label.pixmap, &root, &x, &y,
+ &width, &height, &bw, &depth)) {
+ lw->label.label_height = height;
+ lw->label.label_width = width;
+ lw->label.label_len = depth;
+ return;
+ }
+ }
+ if (lw->simple.international == True) {
+ XFontSet fset = lw->label.fontset;
+ XFontSetExtents *ext = XExtentsOfFontSet(fset);
+
+ lw->label.label_height = ext->max_ink_extent.height;
+ if (lw->label.label == NULL) {
+ lw->label.label_len = 0;
+ lw->label.label_width = 0;
+ }
+ else if ((nl = index(lw->label.label, '\n')) != NULL) {
+ char *label;
+
+ lw->label.label_len = MULTI_LINE_LABEL;
+ lw->label.label_width = 0;
+ for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) {
+ int width = XmbTextEscapement(fset, label, (int)(nl - label));
+
+ if (width > (int)lw->label.label_width)
+ lw->label.label_width = width;
+ label = nl + 1;
+ if (*label)
+ lw->label.label_height += ext->max_ink_extent.height;
+ }
+ if (*label) {
+ int width = XmbTextEscapement(fset, label, strlen(label));
+
+ if (width > (int)lw->label.label_width)
+ lw->label.label_width = width;
+ }
+ }
+ else {
+ lw->label.label_len = strlen(lw->label.label);
+ lw->label.label_width =
+ XmbTextEscapement(fset, lw->label.label, lw->label.label_len);
+ }
+ }
+ else {
+ lw->label.label_height = fs->max_bounds.ascent + fs->max_bounds.descent;
+ if (lw->label.label == NULL) {
+ lw->label.label_len = 0;
+ lw->label.label_width = 0;
+ }
+ else if ((nl = index(lw->label.label, '\n')) != NULL) {
+ char *label;
+
+ lw->label.label_len = MULTI_LINE_LABEL;
+ lw->label.label_width = 0;
+ for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) {
+ int width;
+
+ if (lw->label.encoding)
+ width = XTextWidth16(fs, (TXT16*)label, (int)(nl - label) / 2);
+ else
+ width = XTextWidth(fs, label, (int)(nl - label));
+ if (width > (int)lw->label.label_width)
+ lw->label.label_width = width;
+ label = nl + 1;
+ if (*label)
+ lw->label.label_height +=
+ fs->max_bounds.ascent + fs->max_bounds.descent;
+ }
+ if (*label) {
+ int width = XTextWidth(fs, label, strlen(label));
+
+ if (lw->label.encoding)
+ width = XTextWidth16(fs, (TXT16*)label, strlen(label) / 2);
+ else
+ width = XTextWidth(fs, label, strlen(label));
+ if (width > (int) lw->label.label_width)
+ lw->label.label_width = width;
+ }
+ }
+ else {
+ lw->label.label_len = strlen(lw->label.label);
+ if (lw->label.encoding)
+ lw->label.label_width =
+ XTextWidth16(fs, (TXT16*)lw->label.label,
+ (int)lw->label.label_len / 2);
+ else
+ lw->label.label_width =
+ XTextWidth(fs, lw->label.label, (int)lw->label.label_len);
+ }
+ }
+}
+
+static void
+GetNormalGC(LabelWidget lw)
+{
+ XGCValues values;
+
+ values.foreground = lw->label.foreground;
+ values.background = lw->core.background_pixel;
+ values.font = lw->label.font->fid;
+ values.graphics_exposures = False;
+
+ if (lw->simple.international == True)
+ /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */
+ lw->label.normal_GC = XtAllocateGC((Widget)lw, 0,
+ GCForeground | GCBackground |
+ GCGraphicsExposures,
+ &values, GCFont, 0);
+ else
+ lw->label.normal_GC = XtGetGC((Widget)lw,
+ GCForeground | GCBackground | GCFont |
+ GCGraphicsExposures, &values);
+}
+
+static void
+GetGrayGC(LabelWidget lw)
+{
+ XGCValues values;
+
+ values.foreground = lw->label.foreground;
+ values.background = lw->core.background_pixel;
+ values.font = lw->label.font->fid;
+ values.fill_style = FillTiled;
+ values.tile = XmuCreateStippledPixmap(XtScreen((Widget)lw),
+ lw->label.foreground,
+ lw->core.background_pixel,
+ lw->core.depth);
+ values.graphics_exposures = False;
+
+ lw->label.stipple = values.tile;
+ if (lw->simple.international == True)
+ /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */
+ lw->label.gray_GC = XtAllocateGC((Widget)lw, 0,
+ GCForeground | GCBackground |
+ GCTile | GCFillStyle |
+ GCGraphicsExposures,
+ &values, GCFont, 0);
+ else
+ lw->label.gray_GC = XtGetGC((Widget)lw,
+ GCForeground | GCBackground |
+ GCFont | GCTile | GCFillStyle |
+ GCGraphicsExposures,
+ &values);
+}
+
+static void
+compute_bitmap_offsets(LabelWidget lw)
+{
+ /*
+ * bitmap will be eventually be displayed at
+ * (internal_width, internal_height + lbm_y)
+ */
+ if (lw->label.lbm_height != 0)
+ lw->label.lbm_y = (XtHeight(lw) - (lw->label.internal_height * 2 +
+ lw->label.lbm_height)) / 2;
+ else
+ lw->label.lbm_y = 0;
+}
+
+static void
+set_bitmap_info(LabelWidget lw)
+{
+ Window root;
+ int x, y;
+ unsigned int bw, depth;
+
+ if (!(lw->label.left_bitmap
+ && XGetGeometry(XtDisplay(lw), lw->label.left_bitmap, &root, &x, &y,
+ &lw->label.lbm_width, &lw->label.lbm_height,
+ &bw, &depth)))
+ lw->label.lbm_width = lw->label.lbm_height = 0;
+
+ compute_bitmap_offsets(lw);
+}
+
+/*ARGSUSED*/
+static void
+XawLabelInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ LabelWidget lw = (LabelWidget)cnew;
+
+ if (!lw->label.font) XtError("Aborting: no font found\n");
+ if (lw->simple.international && !lw->label.fontset)
+ XtError("Aborting: no fontset found\n");
+
+ if (lw->label.label == NULL)
+ lw->label.label = XtNewString(lw->core.name);
+ else
+ lw->label.label = XtNewString(lw->label.label);
+
+ GetNormalGC(lw);
+ GetGrayGC(lw);
+
+ SetTextWidthAndHeight(lw);
+
+ if (XtHeight(lw) == 0)
+ XtHeight(lw) = lw->label.label_height + 2 * lw->label.internal_height;
+
+ set_bitmap_info(lw); /* need core.height */
+
+ if (XtWidth(lw) == 0) /* need label.lbm_width */
+ XtWidth(lw) = lw->label.label_width + 2 * lw->label.internal_width +
+ LEFT_OFFSET(lw);
+
+ lw->label.label_x = lw->label.label_y = 0;
+ (*XtClass(cnew)->core_class.resize)((Widget)lw);
+}
+
+/*ARGSUSED*/
+static void
+XawLabelRedisplay(Widget gw, XEvent *event, Region region)
+{
+ LabelWidget w = (LabelWidget)gw;
+ GC gc;
+
+ if (*Superclass->core_class.expose != NULL)
+ (*Superclass->core_class.expose)(gw, event, region);
+
+ gc = XtIsSensitive(gw) ? w->label.normal_GC : w->label.gray_GC;
+#ifdef notdef
+ if (region != NULL)
+ XSetRegion(XtDisplay(gw), gc, region);
+#endif /*notdef*/
+
+ if (w->label.pixmap == None) {
+ int len = w->label.label_len;
+ char *label = w->label.label;
+ Position y = w->label.label_y + w->label.font->max_bounds.ascent;
+ Position ksy = w->label.label_y;
+
+ /* display left bitmap */
+ if (w->label.left_bitmap && w->label.lbm_width != 0)
+ XCopyPlane (XtDisplay(gw), w->label.left_bitmap, XtWindow(gw), gc,
+ 0, 0, w->label.lbm_width, w->label.lbm_height,
+ w->label.internal_width,
+ w->label.internal_height + w->label.lbm_y, 1L);
+
+ if (w->simple.international == True) {
+ XFontSetExtents *ext = XExtentsOfFontSet(w->label.fontset);
+
+ ksy += XawAbs(ext->max_ink_extent.y);
+
+ if (len == MULTI_LINE_LABEL) {
+ char *nl;
+
+ while ((nl = index(label, '\n')) != NULL) {
+ XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset,
+ gc, w->label.label_x, ksy, label,
+ (int)(nl - label));
+ ksy += ext->max_ink_extent.height;
+ label = nl + 1;
+ }
+ len = strlen(label);
+ }
+ if (len)
+ XmbDrawString(XtDisplay(w), XtWindow(w), w->label.fontset, gc,
+ w->label.label_x, ksy, label, len);
+ }
+ else {
+ if (len == MULTI_LINE_LABEL) {
+ char *nl;
+
+ while ((nl = index(label, '\n')) != NULL) {
+ if (w->label.encoding)
+ XDrawString16(XtDisplay(gw), XtWindow(gw), gc,
+ w->label.label_x, y,
+ (TXT16*)label, (int)(nl - label) / 2);
+ else
+ XDrawString(XtDisplay(gw), XtWindow(gw), gc,
+ w->label.label_x, y, label, (int)(nl - label));
+ y += w->label.font->max_bounds.ascent +
+ w->label.font->max_bounds.descent;
+ label = nl + 1;
+ }
+ len = strlen(label);
+ }
+ if (len) {
+ if (w->label.encoding)
+ XDrawString16(XtDisplay(gw), XtWindow(gw), gc,
+ w->label.label_x, y, (TXT16*)label, len / 2);
+ else
+ XDrawString(XtDisplay(gw), XtWindow(gw), gc,
+ w->label.label_x, y, label, len);
+ }
+ }
+ }
+ else if (w->label.label_len == 1)
+ XCopyPlane(XtDisplay(gw), w->label.pixmap, XtWindow(gw), gc,
+ 0, 0, w->label.label_width, w->label.label_height,
+ w->label.label_x, w->label.label_y, 1L);
+ else
+ XCopyArea(XtDisplay(gw), w->label.pixmap, XtWindow(gw), gc,
+ 0, 0, w->label.label_width, w->label.label_height,
+ w->label.label_x, w->label.label_y);
+
+#ifdef notdef
+ if (region != NULL)
+ XSetClipMask(XtDisplay(gw), gc, (Pixmap)None);
+#endif /* notdef */
+}
+
+static void
+_Reposition(LabelWidget lw, unsigned int width, unsigned int height,
+ Position *dx, Position *dy)
+{
+ Position newPos;
+ Position leftedge = lw->label.internal_width + LEFT_OFFSET(lw);
+
+ switch (lw->label.justify) {
+ case XtJustifyLeft:
+ newPos = leftedge;
+ break;
+ case XtJustifyRight:
+ newPos = width - (lw->label.label_width + lw->label.internal_width);
+ break;
+ case XtJustifyCenter:
+ /*FALLTRHOUGH*/
+ default:
+ newPos = (int)(width - lw->label.label_width) >> 1;
+ break;
+ }
+ if (newPos < (Position)leftedge)
+ newPos = leftedge;
+ *dx = newPos - lw->label.label_x;
+ lw->label.label_x = newPos;
+
+ newPos = ((int)(height - lw->label.label_height)) >> 1;
+ *dy = newPos - lw->label.label_y;
+ lw->label.label_y = newPos;
+}
+
+static void
+XawLabelResize(Widget w)
+{
+ LabelWidget lw = (LabelWidget)w;
+ Position dx, dy;
+
+ _Reposition(lw, XtWidth(w), XtHeight(w), &dx, &dy);
+ compute_bitmap_offsets(lw);
+}
+
+#define PIXMAP 0
+#define WIDTH 1
+#define HEIGHT 2
+#define NUM_CHECKS 3
+static Boolean
+XawLabelSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ LabelWidget curlw = (LabelWidget)current;
+ LabelWidget reqlw = (LabelWidget)request;
+ LabelWidget newlw = (LabelWidget)cnew;
+ unsigned int i;
+ Boolean was_resized = False, redisplay = False, checks[NUM_CHECKS];
+
+ for (i = 0; i < NUM_CHECKS; i++)
+ checks[i] = False;
+
+ for (i = 0; i < *num_args; i++) {
+ if (streq(XtNbitmap, args[i].name))
+ checks[PIXMAP] = True;
+ else if (streq(XtNwidth, args[i].name))
+ checks[WIDTH] = True;
+ else if (streq(XtNheight, args[i].name))
+ checks[HEIGHT] = True;
+ }
+
+ if (newlw->label.label == NULL)
+ newlw->label.label = newlw->core.name;
+
+ /*
+ * resize on bitmap change
+ */
+ if (curlw->label.left_bitmap != newlw->label.left_bitmap)
+ was_resized = True;
+
+ if (curlw->label.encoding != newlw->label.encoding)
+ was_resized = True;
+
+ if (curlw->simple.international
+ && curlw->label.fontset != newlw->label.fontset)
+ was_resized = True;
+
+ if (curlw->label.label != newlw->label.label) {
+ if (curlw->label.label != curlw->core.name)
+ XtFree((char *)curlw->label.label);
+
+ if (newlw->label.label != newlw->core.name)
+ newlw->label.label = XtNewString(newlw->label.label);
+
+ was_resized = True;
+ }
+
+ if (was_resized || (curlw->label.font != newlw->label.font) ||
+ curlw->label.justify != newlw->label.justify || checks[PIXMAP]) {
+ SetTextWidthAndHeight(newlw);
+ was_resized = True;
+ }
+
+ /* recalculate the window size if something has changed */
+ if (newlw->label.resize && was_resized) {
+ if (XtHeight(curlw) == XtHeight(reqlw) && !checks[HEIGHT])
+ XtHeight(newlw) = newlw->label.label_height +
+ (newlw->label.internal_height << 1);
+
+ set_bitmap_info(newlw);
+
+ if (XtWidth(curlw) == XtWidth(reqlw) && !checks[WIDTH])
+ XtWidth(newlw) = newlw->label.label_width + LEFT_OFFSET(newlw) +
+ (newlw->label.internal_width << 1);
+ }
+
+ if (curlw->label.foreground != newlw->label.foreground
+ || curlw->core.background_pixel != newlw->core.background_pixel
+ || curlw->label.font->fid != newlw->label.font->fid) {
+ /* The Fontset is not in the GC - don't make a new GC if FS changes! */
+ XtReleaseGC(cnew, curlw->label.normal_GC);
+ XtReleaseGC(cnew, curlw->label.gray_GC);
+ XmuReleaseStippledPixmap(XtScreen(current), curlw->label.stipple);
+ GetNormalGC(newlw);
+ GetGrayGC(newlw);
+ redisplay = True;
+ }
+
+ if (curlw->label.label_x != newlw->label.label_x ||
+ curlw->label.label_y != newlw->label.label_y)
+ redisplay = True;
+
+ if (curlw->label.internal_width != newlw->label.internal_width
+ || curlw->label.internal_height != newlw->label.internal_height
+ || was_resized) {
+ /* Resize() will be called if geometry changes succeed */
+ Position dx, dy;
+
+ _Reposition(newlw, XtWidth(curlw), XtHeight(curlw), &dx, &dy);
+ }
+
+ return (was_resized || redisplay ||
+ XtIsSensitive(current) != XtIsSensitive(cnew));
+}
+
+static void
+XawLabelDestroy(Widget w)
+{
+ LabelWidget lw = (LabelWidget)w;
+
+ if (lw->label.label != lw->core.name)
+ XtFree(lw->label.label);
+ XtReleaseGC(w, lw->label.normal_GC);
+ XtReleaseGC(w, lw->label.gray_GC);
+ XmuReleaseStippledPixmap(XtScreen(w), lw->label.stipple);
+}
+
+static XtGeometryResult
+XawLabelQueryGeometry(Widget w, XtWidgetGeometry *intended,
+ XtWidgetGeometry *preferred)
+{
+ LabelWidget lw = (LabelWidget)w;
+
+ preferred->request_mode = CWWidth | CWHeight;
+ preferred->width = lw->label.label_width +
+ (lw->label.internal_width << 1) + LEFT_OFFSET(lw);
+ preferred->height = lw->label.label_height +
+ (lw->label.internal_height << 1);
+
+ if (((intended->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight))
+ && intended->width == preferred->width
+ && intended->height == preferred->height)
+ return (XtGeometryYes);
+ else if (preferred->width == XtWidth(w) && preferred->height == XtHeight(w))
+ return (XtGeometryNo);
+
+ return (XtGeometryAlmost);
+}
diff --git a/libXaw/src/List.c b/libXaw/src/List.c
index 14e351842..287151d50 100644
--- a/libXaw/src/List.c
+++ b/libXaw/src/List.c
@@ -1,1270 +1,1270 @@
-/*
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-*/
-
-/*
- * List.c - List widget
- *
- * This is a List widget. It allows the user to select an item in a list and
- * notifies the application through a callback function.
- *
- * Created: 8/13/88
- * By: Chris D. Peterson
- * MIT X Consortium
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <ctype.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Drawing.h>
-#include <X11/Xaw/ListP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define HeightLock 1
-#define WidthLock 2
-#define LongestLock 4
-
-#define HeightFree(w) !(((ListWidget)(w))->list.freedoms & HeightLock)
-#define WidthFree(w) !(((ListWidget)(w))->list.freedoms & WidthLock)
-#define LongestFree(w) !(((ListWidget)(w))->list.freedoms & LongestLock)
-
-#define MaxSize 32767
-
-/*
- * Class Methods
- */
-static void XawListDestroy(Widget);
-static void XawListInitialize(Widget, Widget, ArgList, Cardinal*);
-static XtGeometryResult XawListQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawListRedisplay(Widget, XEvent*, Region);
-static void XawListResize(Widget);
-static Boolean XawListSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void CalculatedValues(Widget);
-static void ChangeSize(Widget, unsigned int, unsigned int);
-static void ClipToShadowInteriorAndLongest(ListWidget, GC*, unsigned int);
-static int CvtToItem(Widget, int, int, int*);
-static void FindCornerItems(Widget, XEvent*, int*, int*);
-static void GetGCs(Widget);
-static void HighlightBackground(Widget, int, int, GC);
-static Bool ItemInRectangle(Widget, int, int, int);
-static Bool Layout(Widget, Bool, Bool, Dimension*, Dimension*);
-static void PaintItemName(Widget, int);
-static void ResetList(Widget, Bool, Bool);
-
-/*
- * Actions
- */
-static void Notify(Widget, XEvent*, String*, Cardinal*);
-static void Set(Widget, XEvent*, String*, Cardinal*);
-static void Unset(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-static char defaultTranslations[] =
-"<Btn1Down>:" "Set()\n"
-"<Btn1Up>:" "Notify()\n"
-;
-
-#define offset(field) XtOffsetOf(ListRec, field)
-static XtResource resources[] = {
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(list.foreground),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNcursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(simple.cursor),
- XtRString,
- "left_ptr"
- },
- {
- XtNfont,
- XtCFont,
- XtRFontStruct,
- sizeof(XFontStruct*),
- offset(list.font),
- XtRString,
- XtDefaultFont
- },
- {
- XtNfontSet,
- XtCFontSet,
- XtRFontSet,
- sizeof(XFontSet),
- offset(list.fontset),
- XtRString,
- XtDefaultFontSet
- },
- {
- XtNlist,
- XtCList,
- XtRPointer,
- sizeof(char**),
- offset(list.list),
-#ifdef notyet
- XtRStringArray,
-#else
- XtRString,
-#endif
- NULL
- },
- {
- XtNdefaultColumns,
- XtCColumns,
- XtRInt,
- sizeof(int),
- offset(list.default_cols),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNlongest,
- XtCLongest,
- XtRInt,
- sizeof(int),
- offset(list.longest),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNnumberStrings,
- XtCNumberStrings,
- XtRInt,
- sizeof(int),
- offset(list.nitems),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNpasteBuffer,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(list.paste),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNforceColumns,
- XtCColumns,
- XtRBoolean,
- sizeof(Boolean),
- offset(list.force_cols),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNverticalList,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(list.vertical_cols),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNinternalWidth,
- XtCWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(list.internal_width),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNinternalHeight,
- XtCHeight,
- XtRDimension,
- sizeof(Dimension),
- offset(list.internal_height),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNcolumnSpacing,
- XtCSpacing,
- XtRDimension,
- sizeof(Dimension),
- offset(list.column_space),
- XtRImmediate,
- (XtPointer)6
- },
- {
- XtNrowSpacing,
- XtCSpacing,
- XtRDimension,
- sizeof(Dimension),
- offset(list.row_space),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNcallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(list.callback),
- XtRCallback,
- NULL
- },
-#ifndef OLDXAW
- {
- XtNshowCurrent,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(list.show_current),
- XtRImmediate,
- (XtPointer)False
- },
-#endif
-};
-#undef offset
-
-static XtActionsRec actions[] = {
- {"Notify", Notify},
- {"Set", Set},
- {"Unset", Unset},
-};
-
-#define Superclass (&simpleClassRec)
-ListClassRec listClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "List", /* class_name */
- sizeof(ListRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawListInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- actions, /* actions */
- XtNumber(actions), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- False, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawListDestroy, /* destroy */
- XawListResize, /* resize */
- XawListRedisplay, /* expose */
- XawListSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- defaultTranslations, /* tm_table */
- XawListQueryGeometry, /* query_geometry */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* list */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass listWidgetClass = (WidgetClass)&listClassRec;
-
-/*
- * Implementation
- */
-static void
-GetGCs(Widget w)
-{
- XGCValues values;
- ListWidget lw = (ListWidget)w;
-
- values.foreground = lw->list.foreground;
- values.font = lw->list.font->fid;
-
- if (lw->simple.international == True)
- lw->list.normgc = XtAllocateGC(w, 0, GCForeground, &values, GCFont, 0);
- else
- lw->list.normgc = XtGetGC(w, GCForeground | GCFont, &values);
-
- values.foreground = lw->core.background_pixel;
-
- if (lw->simple.international == True)
- lw->list.revgc = XtAllocateGC(w, 0, GCForeground, &values, GCFont, 0);
- else
- lw->list.revgc = XtGetGC(w, GCForeground | GCFont, &values);
-
- values.tile = XmuCreateStippledPixmap(XtScreen(w),
- lw->list.foreground,
- lw->core.background_pixel,
- lw->core.depth);
- values.fill_style = FillTiled;
-
- if (lw->simple.international == True)
- lw->list.graygc = XtAllocateGC(w, 0, GCTile | GCFillStyle,
- &values, GCFont, 0);
- else
- lw->list.graygc = XtGetGC(w, GCFont | GCTile | GCFillStyle, &values);
-}
-
-static void
-CalculatedValues(Widget w)
-{
- int i, len;
- ListWidget lw = (ListWidget)w;
-
- /* If list is NULL then the list will just be the name of the widget */
- if (lw->list.list == NULL) {
- lw->list.list = &lw->core.name;
- lw->list.nitems = 1;
- }
-
- /* Get number of items */
- if (lw->list.nitems == 0)
- for (; lw->list.list[lw->list.nitems] != NULL ; lw->list.nitems++)
- ;
-
- /* Get column width */
- if (LongestFree(lw)) {
- lw->list.longest = 0; /* so it will accumulate real longest below */
-
- for (i = 0 ; i < lw->list.nitems; i++) {
- if (lw->simple.international == True)
- len = XmbTextEscapement(lw->list.fontset, lw->list.list[i],
- strlen(lw->list.list[i]));
- else
- len = XTextWidth(lw->list.font, lw->list.list[i],
- strlen(lw->list.list[i]));
- if (len > lw->list.longest)
- lw->list.longest = len;
- }
- }
-
- lw->list.col_width = lw->list.longest + lw->list.column_space;
-}
-
-/*
- * Function:
- * ResetList
- *
- * Parameters:
- * w - list widget
- * changex - allow the height or width to change?
- * changey - ""
- *
- * Description:
- * Resets the new list when important things change.
- *
- * Returns:
- * True if width or height have been changed
- */
-static void
-ResetList(Widget w, Bool changex, Bool changey)
-{
- Dimension width = XtWidth(w);
- Dimension height = XtHeight(w);
-
- CalculatedValues(w);
-
- if (Layout(w, changex, changey, &width, &height)) {
- if (XtIsComposite(XtParent(w)))
- ChangeSize(w, width, height);
- else {
- XtWidth(w) = width;
- XtHeight(w) = height;
- }
- }
-}
-
-/*
- * Function:
- * ChangeSize
- *
- * Parameters:
- * w - widget to try change the size of
- *
- * Description:
- * Laysout the widget.
- */
-static void
-ChangeSize(Widget w, unsigned int width, unsigned int height)
-{
- XtWidgetGeometry request, reply;
-
- request.request_mode = CWWidth | CWHeight;
- request.width = width;
- request.height = height;
-
- switch (XtMakeGeometryRequest(w, &request, &reply)) {
- case XtGeometryYes:
- case XtGeometryNo:
- break;
- case XtGeometryAlmost:
- Layout(w, request.height != reply.height,
- request.width != reply.width, &reply.width, &reply.height);
- request = reply;
- switch (XtMakeGeometryRequest(w, &request, &reply)) {
- case XtGeometryYes:
- case XtGeometryNo:
- break;
- case XtGeometryAlmost:
- request = reply;
- Layout(w, False, False, &request.width, &request.height);
- request.request_mode = CWWidth | CWHeight;
- XtMakeGeometryRequest(w, &request, &reply);
- /*FALLTROUGH*/
- default:
- break;
- }
- /*FALLTROUGH*/
- default:
- break;
- }
-}
-
-/*ARGSUSED*/
-static void
-XawListInitialize(Widget temp1, Widget cnew, ArgList args, Cardinal *num_args)
-{
- ListWidget lw = (ListWidget)cnew;
-
- if (!lw->list.font) XtError("Aborting: no font found\n");
- if (lw->simple.international && !lw->list.fontset)
- XtError("Aborting: no fontset found\n");
-
- /*
- * Initialize all private resources
- */
- /* record for posterity if we are free */
- lw->list.freedoms = ((XtWidth(lw) != 0) * WidthLock +
- (XtHeight(lw) != 0) * HeightLock +
- (lw->list.longest != 0) * LongestLock);
-
- GetGCs(cnew);
-
- /* Set row height, based on font or fontset */
- if (lw->simple.international == True)
- lw->list.row_height =
- XExtentsOfFontSet(lw->list.fontset)->max_ink_extent.height +
- lw->list.row_space;
- else
- lw->list.row_height = lw->list.font->max_bounds.ascent +
- lw->list.font->max_bounds.descent +
- lw->list.row_space;
-
- ResetList(cnew, WidthFree(lw), HeightFree(lw));
-
- lw->list.highlight = lw->list.is_highlighted = NO_HIGHLIGHT;
-}
-
-/*
- * Function:
- * CvtToItem
- *
- * Parameters:
- * w - list widget
- * xloc - x location
- * yloc - y location
- *
- * Description:
- * Converts Xcoord to item number of item containing that point.
- *
- * Returns:
- * Item number
- */
-static int
-CvtToItem(Widget w, int xloc, int yloc, int *item)
-{
- int one, another;
- ListWidget lw = (ListWidget)w;
- int ret_val = OKAY;
-
- if (lw->list.vertical_cols) {
- one = lw->list.nrows * ((xloc - (int)lw->list.internal_width)
- / lw->list.col_width);
- another = (yloc - (int)lw->list.internal_height) / lw->list.row_height;
- /* If out of range, return minimum possible value */
- if (another >= lw->list.nrows) {
- another = lw->list.nrows - 1;
- ret_val = OUT_OF_RANGE;
- }
- }
- else {
- one = (lw->list.ncols * ((yloc - (int)lw->list.internal_height)
- / lw->list.row_height));
- /* If in right margin handle things right */
- another = (xloc - (int)lw->list.internal_width) / lw->list.col_width;
- if (another >= lw->list.ncols) {
- another = lw->list.ncols - 1;
- ret_val = OUT_OF_RANGE;
- }
- }
- if (xloc < 0 || yloc < 0)
- ret_val = OUT_OF_RANGE;
- if (one < 0)
- one = 0;
- if (another < 0)
- another = 0;
- *item = one + another;
- if (*item >= lw->list.nitems)
- return (OUT_OF_RANGE);
-
- return (ret_val);
-}
-
-/*
- * Function:
- * FindCornerItems
- *
- * Arguments:
- * w - list widget
- * event - event structure that has the rectangle it it
- * ul_ret - the corners (return)
- * lr_ret - ""
- *
- * Description:
- * Find the corners of the rectangle in item space.
- */
-static void
-FindCornerItems(Widget w, XEvent *event, int *ul_ret, int *lr_ret)
-{
- int xloc, yloc;
-
- xloc = event->xexpose.x;
- yloc = event->xexpose.y;
- CvtToItem(w, xloc, yloc, ul_ret);
- xloc += event->xexpose.width;
- yloc += event->xexpose.height;
- CvtToItem(w, xloc, yloc, lr_ret);
-}
-
-/*
- * Function:
- * ItemInRectangle
- *
- * Parameters:
- * w - list widget
- * ul - corners of the rectangle in item space
- * lr - ""
- * item - item to check
- *
- * Returns:
- * True if the item passed is in the given rectangle
- */
-static Bool
-ItemInRectangle(Widget w, int ul, int lr, int item)
-{
- ListWidget lw = (ListWidget)w;
- int mod_item;
- int things;
-
- if (item < ul || item > lr)
- return (False);
- if (lw->list.vertical_cols)
- things = lw->list.nrows;
- else
- things = lw->list.ncols;
-
- mod_item = item % things;
- if ((mod_item >= ul % things) && (mod_item <= lr % things))
- return (True);
-
- return (False);
-}
-
-/* HighlightBackground()
- *
- * Paints the color of the background for the given item. It performs
- * clipping to the interior of internal_width/height by hand, as its a
- * simple calculation and probably much faster than using Xlib and a clip mask.
- *
- * x, y - ul corner of the area item occupies.
- * gc - the gc to use to paint this rectangle
- */
-static void
-HighlightBackground(Widget w, int x, int y, GC gc)
-{
- ListWidget lw = (ListWidget)w;
- Dimension width = lw->list.col_width;
- Dimension height = lw->list.row_height;
- Dimension frame_limited_width = XtWidth(w) - lw->list.internal_width - x;
- Dimension frame_limited_height= XtHeight(w) - lw->list.internal_height - y;
-
- /* Clip the rectangle width and height to the edge of the drawable area */
- if (width > frame_limited_width)
- width = frame_limited_width;
- if (height > frame_limited_height)
- height = frame_limited_height;
-
- /* Clip the rectangle x and y to the edge of the drawable area */
- if (x < lw->list.internal_width) {
- width = width - (lw->list.internal_width - x);
- x = lw->list.internal_width;
- }
- if (y < lw->list.internal_height) {
- height = height - (lw->list.internal_height - y);
- y = lw->list.internal_height;
- }
-
- if (gc == lw->list.revgc && lw->core.background_pixmap != XtUnspecifiedPixmap)
- XClearArea(XtDisplay(w), XtWindow(w), x, y, width, height, False);
- else
- XFillRectangle(XtDisplay(w), XtWindow(w), gc, x, y, width, height);
-}
-
-
-/* ClipToShadowInteriorAndLongest()
- *
- * Converts the passed gc so that any drawing done with that GC will not
- * write in the empty margin (specified by internal_width/height) (which also
- * prevents erasing the shadow. It also clips against the value longest.
- * If the user doesn't set longest, this has no effect (as longest is the
- * maximum of all item lengths). If the user does specify, say, 80 pixel
- * columns, though, this prevents items from overwriting other items.
- */
-static void
-ClipToShadowInteriorAndLongest(ListWidget lw, GC *gc_p, unsigned int x)
-{
- XRectangle rect;
-
- rect.x = x;
- rect.y = lw->list.internal_height;
- rect.height = XtHeight(lw) - (lw->list.internal_height << 1);
- rect.width = XtWidth(lw) - lw->list.internal_width - x;
- if (rect.width > lw->list.longest)
- rect.width = lw->list.longest;
-
- XSetClipRectangles(XtDisplay((Widget)lw), *gc_p, 0, 0, &rect, 1, YXBanded);
-}
-
-static void
-PaintItemName(Widget w, int item)
-{
- char *str;
- GC gc;
- int x, y, str_y;
- ListWidget lw = (ListWidget)w;
- XFontSetExtents *ext = XExtentsOfFontSet(lw->list.fontset);
-
- if (!XtIsRealized(w) || item > lw->list.nitems)
- return;
-
- if (lw->list.vertical_cols) {
- x = lw->list.col_width * (item / lw->list.nrows)
- + lw->list.internal_width;
- y = lw->list.row_height * (item % lw->list.nrows)
- + lw->list.internal_height;
- }
- else {
- x = lw->list.col_width * (item % lw->list.ncols)
- + lw->list.internal_width;
- y = lw->list.row_height * (item / lw->list.ncols)
- + lw->list.internal_height;
- }
-
- if ( lw->simple.international == True )
- str_y = y + XawAbs(ext->max_ink_extent.y);
- else
- str_y = y + lw->list.font->max_bounds.ascent;
-
- if (item == lw->list.is_highlighted) {
- if (item == lw->list.highlight) {
- gc = lw->list.revgc;
- HighlightBackground(w, x, y, lw->list.normgc);
- }
- else {
- if (XtIsSensitive(w))
- gc = lw->list.normgc;
- else
- gc = lw->list.graygc;
- HighlightBackground(w, x, y, lw->list.revgc);
- lw->list.is_highlighted = NO_HIGHLIGHT;
- }
- }
- else {
- if (item == lw->list.highlight) {
- gc = lw->list.revgc;
- HighlightBackground(w, x, y, lw->list.normgc);
- lw->list.is_highlighted = item;
- }
- else {
- if (XtIsSensitive(w))
- gc = lw->list.normgc;
- else
- gc = lw->list.graygc;
- }
- }
-
- /* List's overall width contains the same number of inter-column
- column_space's as columns. There should thus be a half
- column_width margin on each side of each column.
- The row case is symmetric */
-
- x += lw->list.column_space >> 1;
- str_y += lw->list.row_space >> 1;
-
- str = lw->list.list[item]; /* draw it */
-
- ClipToShadowInteriorAndLongest(lw, &gc, x);
-
- if (lw->simple.international == True)
- XmbDrawString(XtDisplay(w), XtWindow(w), lw->list.fontset,
- gc, x, str_y, str, strlen(str));
- else
- XDrawString(XtDisplay(w), XtWindow(w), gc, x, str_y, str, strlen(str));
-
- XSetClipMask(XtDisplay(w), gc, None);
-}
-
-static void
-XawListRedisplay(Widget w, XEvent *event, Region region)
-{
- int item; /* an item to work with */
- int ul_item, lr_item; /* corners of items we need to paint */
- ListWidget lw = (ListWidget)w;
-
- if (event == NULL) {
- ul_item = 0;
- lr_item = lw->list.nrows * lw->list.ncols - 1;
- XClearWindow(XtDisplay(w), XtWindow(w));
- }
- else
- FindCornerItems(w, event, &ul_item, &lr_item);
-
- if (Superclass->core_class.expose)
- (Superclass->core_class.expose)(w, event, region);
-
- for (item = ul_item; item <= lr_item && item < lw->list.nitems; item++)
- if (ItemInRectangle(w, ul_item, lr_item, item))
- PaintItemName(w, item);
-}
-
-/* XawListQueryGeometry()
- *
- * This tells the parent what size we would like to be
- * given certain constraints.
- * w - the widget.
- * intended - what the parent intends to do with us.
- * requested - what we want to happen */
-static XtGeometryResult
-XawListQueryGeometry(Widget w, XtWidgetGeometry *intended,
- XtWidgetGeometry *requested)
-{
- Dimension new_width, new_height;
- Bool change, width_req, height_req;
-
- width_req = intended->request_mode & CWWidth;
- height_req = intended->request_mode & CWHeight;
-
- if (width_req)
- new_width = intended->width;
- else
- new_width = XtWidth(w);
-
- if (height_req)
- new_height = intended->height;
- else
- new_height = XtHeight(w);
-
- requested->request_mode = 0;
-
- /*
- * We only care about our height and width
- */
- if (!width_req && !height_req)
- return (XtGeometryYes);
-
- change = Layout(w, !width_req, !height_req, &new_width, &new_height);
-
- requested->request_mode |= CWWidth;
- requested->width = new_width;
- requested->request_mode |= CWHeight;
- requested->height = new_height;
-
- if (change)
- return (XtGeometryAlmost);
-
- return (XtGeometryYes);
-}
-
-static void
-XawListResize(Widget w)
-{
- Dimension width, height;
-
- width = XtWidth(w);
- height = XtHeight(w);
-
- if (Layout(w, False, False, &width, &height))
- XtAppWarning(XtWidgetToApplicationContext(w),
- "List Widget: Size changed when it shouldn't "
- "have when resising.");
-}
-
-/* Layout()
- *
- * lays out the item in the list.
- * w - the widget.
- * xfree, yfree - True if we are free to resize the widget in
- * this direction.
- * width, height- the is the current width and height that we are going
- * we are going to layout the list widget to,
- * depending on xfree and yfree of course.
- *
- * Return:
- * True if width or height have been changed */
-static Bool
-Layout(Widget w, Bool xfree, Bool yfree, Dimension *width, Dimension *height)
-{
- ListWidget lw = (ListWidget)w;
- Bool change = False;
- unsigned long width2 = 0, height2 = 0;
-
- /*
- * If force columns is set then always use number of columns specified
- * by default_cols
- */
- if (lw->list.force_cols) {
- lw->list.ncols = lw->list.default_cols;
- if (lw->list.ncols <= 0)
- lw->list.ncols = 1;
- lw->list.nrows = ((lw->list.nitems - 1) / lw->list.ncols) + 1;
- if (xfree) {
- /* this counts the same number
- of inter-column column_space 's as columns. There should thus
- be a half column_space margin on each side of each column...*/
- width2 = lw->list.ncols * lw->list.col_width +
- (lw->list.internal_width << 1);
- change = True;
- }
- if (yfree) {
- height2 = lw->list.nrows * lw->list.row_height +
- (lw->list.internal_height << 1);
- change = True;
- }
- }
-
- /*
- * If both width and height are free to change the use default_cols
- * to determine the number columns and set new width and height to
- * just fit the window
- */
- else if (xfree && yfree) {
- lw->list.ncols = lw->list.default_cols;
- if (lw->list.ncols <= 0) {
- int wid = (int)XtWidth(lw) - (int)(lw->list.internal_width << 1)
- + (int)lw->list.column_space;
-
- if (wid <= 0 || lw->list.col_width <= 0
- || (lw->list.ncols = wid / lw->list.col_width) <= 0)
- lw->list.ncols = 1;
- }
- width2 = lw->list.ncols * lw->list.col_width
- + (lw->list.internal_width << 1);
- height2 = (lw->list.nrows * lw->list.row_height)
- + (lw->list.internal_height << 1);
- change = True;
- }
-
- /*
- * If the width is fixed then use it to determine the number of columns.
- * If the height is free to move (width still fixed) then resize the height
- * of the widget to fit the current list exactly
- */
- else if (!xfree) {
- lw->list.ncols = ((int)(*width - (lw->list.internal_width << 1))
- / (int)lw->list.col_width);
- if (lw->list.ncols <= 0)
- lw->list.ncols = 1;
- lw->list.nrows = ((lw->list.nitems - 1) / lw->list.ncols) + 1;
- if (yfree) {
- height2 = lw->list.nrows * lw->list.row_height +
- (lw->list.internal_height << 1);
- change = True;
- }
- }
-
- /*
- * The last case is xfree and !yfree we use the height to determine
- * the number of rows and then set the width to just fit the resulting
- * number of columns
- */
- else if (!yfree) {
- lw->list.nrows = ((int)(*height - (lw->list.internal_height << 1))
- / (int)lw->list.row_height);
- if (lw->list.nrows <= 0)
- lw->list.nrows = 1;
- lw->list.ncols = ((lw->list.nitems - 1) / lw->list.nrows) + 1;
- width2 = lw->list.ncols * lw->list.col_width +
- (lw->list.internal_width << 1);
- change = True;
- }
-
- if (!lw->list.force_cols && lw->list.nrows) {
- /*CONSTCOND*/
- while (1) {
- lw->list.nrows = ((lw->list.nitems - 1) / lw->list.ncols) + 1;
- width2 = lw->list.ncols * lw->list.col_width +
- (lw->list.internal_width << 1);
- height2 = lw->list.nrows * lw->list.row_height +
- (lw->list.internal_height << 1);
- if (width2 >= MaxSize && height2 >= MaxSize)
- break;
- if (height2 > MaxSize)
- ++lw->list.ncols;
- else if (width2 > MaxSize && lw->list.ncols > 1)
- --lw->list.ncols;
- else
- break;
- }
- }
- if (width2)
- *width = width2;
- if (height2)
- *height = height2;
-
- return (change);
-}
-
-/* Notify() - Action
- *
- * Notifies the user that a button has been pressed, and
- * calls the callback; if the XtNpasteBuffer resource is true
- * then the name of the item is also put in CUT_BUFFER0 */
-/*ARGSUSED*/
-static void
-Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- ListWidget lw = (ListWidget)w;
- int item, item_len;
- XawListReturnStruct ret_value;
-
- /*
- * Find item and if out of range then unhighlight and return
- *
- * If the current item is unhighlighted then the user has aborted the
- * notify, so unhighlight and return
- */
- if ((CvtToItem(w, event->xbutton.x, event->xbutton.y, &item) == OUT_OF_RANGE)
- || lw->list.highlight != item) {
-#ifndef OLDXAW
- if (!lw->list.show_current || lw->list.selected == NO_HIGHLIGHT)
- XawListUnhighlight(w);
- else
- XawListHighlight(w, lw->list.selected);
-#else
- XawListUnhighlight(w);
-#endif
- return;
- }
-
- item_len = strlen(lw->list.list[item]);
-
- if (lw->list.paste) /* if XtNpasteBuffer set then paste it */
- XStoreBytes(XtDisplay(w), lw->list.list[item], item_len);
-
-#ifndef OLDXAW
- lw->list.selected = item;
-#endif
- /*
- * Call Callback function
- */
- ret_value.string = lw->list.list[item];
- ret_value.list_index = item;
-
- XtCallCallbacks(w, XtNcallback, (XtPointer)&ret_value);
-}
-
-/* Unset() - Action
- *
- * unhighlights the current element */
-/*ARGSUSED*/
-static void
-Unset(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- XawListUnhighlight(w);
-}
-
-/* Set() - Action
- *
- * Highlights the current element */
-/*ARGSUSED*/
-static void
-Set(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- int item;
- ListWidget lw = (ListWidget)w;
-
-#ifndef OLDXAW
- lw->list.selected = lw->list.highlight;
-#endif
- if (CvtToItem(w, event->xbutton.x, event->xbutton.y, &item) == OUT_OF_RANGE)
- XawListUnhighlight(w); /* Unhighlight current item */
- else if (lw->list.is_highlighted != item) /* If this item is not */
- XawListHighlight(w, item); /* highlighted then do it */
-}
-
-/*
- * Set specified arguments into widget
- */
-/*ARGSUSED*/
-static Boolean
-XawListSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- ListWidget cl = (ListWidget)current;
- ListWidget rl = (ListWidget)request;
- ListWidget nl = (ListWidget)cnew;
- Bool redraw = False;
- XFontSetExtents *ext = XExtentsOfFontSet(nl->list.fontset);
-
- /* If the request height/width is different, lock it. Unless its 0. If
- neither new nor 0, leave it as it was. Not in R5 */
- if (XtWidth(nl) != XtWidth(cl))
- nl->list.freedoms |= WidthLock;
- if (XtWidth(nl) == 0)
- nl->list.freedoms &= ~WidthLock;
-
- if (XtHeight(nl) != XtHeight(cl))
- nl->list.freedoms |= HeightLock;
- if (XtHeight(nl) == 0)
- nl->list.freedoms &= ~HeightLock;
-
- if (nl->list.longest != cl->list.longest)
- nl->list.freedoms |= LongestLock;
- if (nl->list.longest == 0)
- nl->list.freedoms &= ~LongestLock;
-
- if (cl->list.foreground != nl->list.foreground ||
- cl->core.background_pixel != nl->core.background_pixel ||
- cl->list.font != nl->list.font) {
- XGCValues values;
-
- XGetGCValues(XtDisplay(current), cl->list.graygc, GCTile, &values);
- XmuReleaseStippledPixmap(XtScreen(current), values.tile);
- XtReleaseGC(current, cl->list.graygc);
- XtReleaseGC(current, cl->list.revgc);
- XtReleaseGC(current, cl->list.normgc);
- GetGCs(cnew);
- redraw = True;
- }
-
- if (cl->list.font != nl->list.font && cl->simple.international == False)
- nl->list.row_height = nl->list.font->max_bounds.ascent
- + nl->list.font->max_bounds.descent
- + nl->list.row_space;
- else if (cl->list.fontset != nl->list.fontset
- && cl->simple.international == True)
- nl->list.row_height = ext->max_ink_extent.height + nl->list.row_space;
-
- /* ...If the above two font(set) change checkers above both failed, check
- if row_space was altered. If one of the above passed, row_height will
- already have been re-calculated */
- else if (cl->list.row_space != nl->list.row_space) {
- if (cl->simple.international == True)
- nl->list.row_height = ext->max_ink_extent.height + nl->list.row_space;
- else
- nl->list.row_height = nl->list.font->max_bounds.ascent
- + nl->list.font->max_bounds.descent
- + nl->list.row_space;
- }
-
- if (XtWidth(cl) != XtWidth(nl) || XtHeight(cl) != XtHeight(nl)
- || cl->list.internal_width != nl->list.internal_width
- || cl->list.internal_height != nl->list.internal_height
- || cl->list.column_space != nl->list.column_space
- || cl->list.row_space != nl->list.row_space
- || cl->list.default_cols != nl->list.default_cols
- || (cl->list.force_cols != nl->list.force_cols
- && rl->list.force_cols != nl->list.ncols)
- || cl->list.vertical_cols != nl->list.vertical_cols
- || cl->list.longest != nl->list.longest
- || cl->list.nitems != nl->list.nitems
- || cl->list.font != nl->list.font
- /* Equiv. fontsets might have different values, but the same fonts,
- so the next comparison is sloppy but not dangerous */
- || cl->list.fontset != nl->list.fontset
- || cl->list.list != nl->list.list) {
- CalculatedValues(cnew);
- Layout(cnew, WidthFree(nl), HeightFree(nl),
- &nl->core.width, &nl->core.height);
- redraw = True;
- }
-
- if (cl->list.list != nl->list.list || cl->list.nitems != nl->list.nitems)
- nl->list.is_highlighted = nl->list.highlight = NO_HIGHLIGHT;
-
- if (cl->core.sensitive != nl->core.sensitive
- || cl->core.ancestor_sensitive != nl->core.ancestor_sensitive) {
- nl->list.highlight = NO_HIGHLIGHT;
- redraw = True;
- }
-
- return (redraw);
-}
-
-static void
-XawListDestroy(Widget w)
-{
- ListWidget lw = (ListWidget)w;
- XGCValues values;
-
- XGetGCValues(XtDisplay(w), lw->list.graygc, GCTile, &values);
- XmuReleaseStippledPixmap(XtScreen(w), values.tile);
- XtReleaseGC(w, lw->list.graygc);
- XtReleaseGC(w, lw->list.revgc);
- XtReleaseGC(w, lw->list.normgc);
-}
-
-/*
- * Function:
- * XawListChange
- *
- * Parameters:
- * w - list widget
- * list - new list
- * nitems - number of items in the list
- * longest - length (in Pixels) of the longest element in the list
- * resize - if True the the list widget will try to resize itself
- *
- * Description:
- * Changes the list being used and shown.
- *
- * Note:
- * If nitems of longest are <= 0 then they will be calculated
- * If nitems is <= 0 then the list needs to be NULL terminated
- */
-void
-XawListChange(Widget w, char **list, int nitems, int longest,
-#if NeedWidePrototypes
- int resize_it
-#else
- Boolean resize_it
-#endif
-)
-{
- ListWidget lw = (ListWidget)w;
- Dimension new_width = XtWidth(w);
- Dimension new_height = XtHeight(w);
-
- lw->list.list = list;
-
- if (nitems <= 0)
- nitems = 0;
- lw->list.nitems = nitems;
- if (longest <= 0)
- longest = 0;
-
- /* If the user passes 0 meaning "calculate it", it must be free */
- if (longest != 0)
- lw->list.freedoms |= LongestLock;
- else
- lw->list.freedoms &= ~LongestLock;
-
- if (resize_it)
- lw->list.freedoms &= ~WidthLock & ~HeightLock;
-
- lw->list.longest = longest;
-
- CalculatedValues(w);
-
- if (Layout(w, WidthFree(w), HeightFree(w), &new_width, &new_height))
- ChangeSize(w, new_width, new_height);
-
- lw->list.is_highlighted = lw->list.highlight = NO_HIGHLIGHT;
- if (XtIsRealized(w))
- XawListRedisplay(w, NULL, NULL);
-}
-
-void
-XawListUnhighlight(Widget w)
-{
- ListWidget lw = (ListWidget)w;
-
- lw->list.highlight = NO_HIGHLIGHT;
- if (lw->list.is_highlighted != NO_HIGHLIGHT)
- PaintItemName(w, lw->list.is_highlighted);
-}
-
-void
-XawListHighlight(Widget w, int item)
-{
- ListWidget lw = (ListWidget)w;
-
- if (XtIsSensitive(w)) {
- lw->list.highlight = item;
- if (lw->list.is_highlighted != NO_HIGHLIGHT)
- PaintItemName(w, lw->list.is_highlighted);
- PaintItemName(w, item);
- }
-}
-
-/*
- * Function:
- * XawListShowCurrent
- *
- * Parameters:
- * w - list widget
- *
- * Returns:
- * Info about the currently highlighted object
- */
-XawListReturnStruct *
-XawListShowCurrent(Widget w)
-{
- ListWidget lw = (ListWidget)w;
- XawListReturnStruct *ret_val;
-
- ret_val = (XawListReturnStruct *)XtMalloc(sizeof(XawListReturnStruct));
-
- ret_val->list_index = lw->list.highlight;
- if (ret_val->list_index == XAW_LIST_NONE)
- ret_val->string = "";
- else
- ret_val->string = lw->list.list[ret_val->list_index];
-
- return (ret_val);
-}
+/*
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+*/
+
+/*
+ * List.c - List widget
+ *
+ * This is a List widget. It allows the user to select an item in a list and
+ * notifies the application through a callback function.
+ *
+ * Created: 8/13/88
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <ctype.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Drawing.h>
+#include <X11/Xaw/ListP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define HeightLock 1
+#define WidthLock 2
+#define LongestLock 4
+
+#define HeightFree(w) !(((ListWidget)(w))->list.freedoms & HeightLock)
+#define WidthFree(w) !(((ListWidget)(w))->list.freedoms & WidthLock)
+#define LongestFree(w) !(((ListWidget)(w))->list.freedoms & LongestLock)
+
+#define MaxSize 32767
+
+/*
+ * Class Methods
+ */
+static void XawListDestroy(Widget);
+static void XawListInitialize(Widget, Widget, ArgList, Cardinal*);
+static XtGeometryResult XawListQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawListRedisplay(Widget, XEvent*, Region);
+static void XawListResize(Widget);
+static Boolean XawListSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void CalculatedValues(Widget);
+static void ChangeSize(Widget, unsigned int, unsigned int);
+static void ClipToShadowInteriorAndLongest(ListWidget, GC*, unsigned int);
+static int CvtToItem(Widget, int, int, int*);
+static void FindCornerItems(Widget, XEvent*, int*, int*);
+static void GetGCs(Widget);
+static void HighlightBackground(Widget, int, int, GC);
+static Bool ItemInRectangle(Widget, int, int, int);
+static Bool Layout(Widget, Bool, Bool, Dimension*, Dimension*);
+static void PaintItemName(Widget, int);
+static void ResetList(Widget, Bool, Bool);
+
+/*
+ * Actions
+ */
+static void Notify(Widget, XEvent*, String*, Cardinal*);
+static void Set(Widget, XEvent*, String*, Cardinal*);
+static void Unset(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+static char defaultTranslations[] =
+"<Btn1Down>:" "Set()\n"
+"<Btn1Up>:" "Notify()\n"
+;
+
+#define offset(field) XtOffsetOf(ListRec, field)
+static XtResource resources[] = {
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(list.foreground),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNcursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(simple.cursor),
+ XtRString,
+ "left_ptr"
+ },
+ {
+ XtNfont,
+ XtCFont,
+ XtRFontStruct,
+ sizeof(XFontStruct*),
+ offset(list.font),
+ XtRString,
+ XtDefaultFont
+ },
+ {
+ XtNfontSet,
+ XtCFontSet,
+ XtRFontSet,
+ sizeof(XFontSet),
+ offset(list.fontset),
+ XtRString,
+ XtDefaultFontSet
+ },
+ {
+ XtNlist,
+ XtCList,
+ XtRPointer,
+ sizeof(char**),
+ offset(list.list),
+#ifdef notyet
+ XtRStringArray,
+#else
+ XtRString,
+#endif
+ NULL
+ },
+ {
+ XtNdefaultColumns,
+ XtCColumns,
+ XtRInt,
+ sizeof(int),
+ offset(list.default_cols),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNlongest,
+ XtCLongest,
+ XtRInt,
+ sizeof(int),
+ offset(list.longest),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNnumberStrings,
+ XtCNumberStrings,
+ XtRInt,
+ sizeof(int),
+ offset(list.nitems),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNpasteBuffer,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(list.paste),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNforceColumns,
+ XtCColumns,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(list.force_cols),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNverticalList,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(list.vertical_cols),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNinternalWidth,
+ XtCWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(list.internal_width),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNinternalHeight,
+ XtCHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(list.internal_height),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNcolumnSpacing,
+ XtCSpacing,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(list.column_space),
+ XtRImmediate,
+ (XtPointer)6
+ },
+ {
+ XtNrowSpacing,
+ XtCSpacing,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(list.row_space),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNcallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(list.callback),
+ XtRCallback,
+ NULL
+ },
+#ifndef OLDXAW
+ {
+ XtNshowCurrent,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(list.show_current),
+ XtRImmediate,
+ (XtPointer)False
+ },
+#endif
+};
+#undef offset
+
+static XtActionsRec actions[] = {
+ {"Notify", Notify},
+ {"Set", Set},
+ {"Unset", Unset},
+};
+
+#define Superclass (&simpleClassRec)
+ListClassRec listClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "List", /* class_name */
+ sizeof(ListRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawListInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ actions, /* actions */
+ XtNumber(actions), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ False, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawListDestroy, /* destroy */
+ XawListResize, /* resize */
+ XawListRedisplay, /* expose */
+ XawListSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ defaultTranslations, /* tm_table */
+ XawListQueryGeometry, /* query_geometry */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* list */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass listWidgetClass = (WidgetClass)&listClassRec;
+
+/*
+ * Implementation
+ */
+static void
+GetGCs(Widget w)
+{
+ XGCValues values;
+ ListWidget lw = (ListWidget)w;
+
+ values.foreground = lw->list.foreground;
+ values.font = lw->list.font->fid;
+
+ if (lw->simple.international == True)
+ lw->list.normgc = XtAllocateGC(w, 0, GCForeground, &values, GCFont, 0);
+ else
+ lw->list.normgc = XtGetGC(w, GCForeground | GCFont, &values);
+
+ values.foreground = lw->core.background_pixel;
+
+ if (lw->simple.international == True)
+ lw->list.revgc = XtAllocateGC(w, 0, GCForeground, &values, GCFont, 0);
+ else
+ lw->list.revgc = XtGetGC(w, GCForeground | GCFont, &values);
+
+ values.tile = XmuCreateStippledPixmap(XtScreen(w),
+ lw->list.foreground,
+ lw->core.background_pixel,
+ lw->core.depth);
+ values.fill_style = FillTiled;
+
+ if (lw->simple.international == True)
+ lw->list.graygc = XtAllocateGC(w, 0, GCTile | GCFillStyle,
+ &values, GCFont, 0);
+ else
+ lw->list.graygc = XtGetGC(w, GCFont | GCTile | GCFillStyle, &values);
+}
+
+static void
+CalculatedValues(Widget w)
+{
+ int i, len;
+ ListWidget lw = (ListWidget)w;
+
+ /* If list is NULL then the list will just be the name of the widget */
+ if (lw->list.list == NULL) {
+ lw->list.list = &lw->core.name;
+ lw->list.nitems = 1;
+ }
+
+ /* Get number of items */
+ if (lw->list.nitems == 0)
+ for (; lw->list.list[lw->list.nitems] != NULL ; lw->list.nitems++)
+ ;
+
+ /* Get column width */
+ if (LongestFree(lw)) {
+ lw->list.longest = 0; /* so it will accumulate real longest below */
+
+ for (i = 0 ; i < lw->list.nitems; i++) {
+ if (lw->simple.international == True)
+ len = XmbTextEscapement(lw->list.fontset, lw->list.list[i],
+ strlen(lw->list.list[i]));
+ else
+ len = XTextWidth(lw->list.font, lw->list.list[i],
+ strlen(lw->list.list[i]));
+ if (len > lw->list.longest)
+ lw->list.longest = len;
+ }
+ }
+
+ lw->list.col_width = lw->list.longest + lw->list.column_space;
+}
+
+/*
+ * Function:
+ * ResetList
+ *
+ * Parameters:
+ * w - list widget
+ * changex - allow the height or width to change?
+ * changey - ""
+ *
+ * Description:
+ * Resets the new list when important things change.
+ *
+ * Returns:
+ * True if width or height have been changed
+ */
+static void
+ResetList(Widget w, Bool changex, Bool changey)
+{
+ Dimension width = XtWidth(w);
+ Dimension height = XtHeight(w);
+
+ CalculatedValues(w);
+
+ if (Layout(w, changex, changey, &width, &height)) {
+ if (XtIsComposite(XtParent(w)))
+ ChangeSize(w, width, height);
+ else {
+ XtWidth(w) = width;
+ XtHeight(w) = height;
+ }
+ }
+}
+
+/*
+ * Function:
+ * ChangeSize
+ *
+ * Parameters:
+ * w - widget to try change the size of
+ *
+ * Description:
+ * Laysout the widget.
+ */
+static void
+ChangeSize(Widget w, unsigned int width, unsigned int height)
+{
+ XtWidgetGeometry request, reply;
+
+ request.request_mode = CWWidth | CWHeight;
+ request.width = width;
+ request.height = height;
+
+ switch (XtMakeGeometryRequest(w, &request, &reply)) {
+ case XtGeometryYes:
+ case XtGeometryNo:
+ break;
+ case XtGeometryAlmost:
+ Layout(w, request.height != reply.height,
+ request.width != reply.width, &reply.width, &reply.height);
+ request = reply;
+ switch (XtMakeGeometryRequest(w, &request, &reply)) {
+ case XtGeometryYes:
+ case XtGeometryNo:
+ break;
+ case XtGeometryAlmost:
+ request = reply;
+ Layout(w, False, False, &request.width, &request.height);
+ request.request_mode = CWWidth | CWHeight;
+ XtMakeGeometryRequest(w, &request, &reply);
+ /*FALLTROUGH*/
+ default:
+ break;
+ }
+ /*FALLTROUGH*/
+ default:
+ break;
+ }
+}
+
+/*ARGSUSED*/
+static void
+XawListInitialize(Widget temp1, Widget cnew, ArgList args, Cardinal *num_args)
+{
+ ListWidget lw = (ListWidget)cnew;
+
+ if (!lw->list.font) XtError("Aborting: no font found\n");
+ if (lw->simple.international && !lw->list.fontset)
+ XtError("Aborting: no fontset found\n");
+
+ /*
+ * Initialize all private resources
+ */
+ /* record for posterity if we are free */
+ lw->list.freedoms = ((XtWidth(lw) != 0) * WidthLock +
+ (XtHeight(lw) != 0) * HeightLock +
+ (lw->list.longest != 0) * LongestLock);
+
+ GetGCs(cnew);
+
+ /* Set row height, based on font or fontset */
+ if (lw->simple.international == True)
+ lw->list.row_height =
+ XExtentsOfFontSet(lw->list.fontset)->max_ink_extent.height +
+ lw->list.row_space;
+ else
+ lw->list.row_height = lw->list.font->max_bounds.ascent +
+ lw->list.font->max_bounds.descent +
+ lw->list.row_space;
+
+ ResetList(cnew, WidthFree(lw), HeightFree(lw));
+
+ lw->list.highlight = lw->list.is_highlighted = NO_HIGHLIGHT;
+}
+
+/*
+ * Function:
+ * CvtToItem
+ *
+ * Parameters:
+ * w - list widget
+ * xloc - x location
+ * yloc - y location
+ *
+ * Description:
+ * Converts Xcoord to item number of item containing that point.
+ *
+ * Returns:
+ * Item number
+ */
+static int
+CvtToItem(Widget w, int xloc, int yloc, int *item)
+{
+ int one, another;
+ ListWidget lw = (ListWidget)w;
+ int ret_val = OKAY;
+
+ if (lw->list.vertical_cols) {
+ one = lw->list.nrows * ((xloc - (int)lw->list.internal_width)
+ / lw->list.col_width);
+ another = (yloc - (int)lw->list.internal_height) / lw->list.row_height;
+ /* If out of range, return minimum possible value */
+ if (another >= lw->list.nrows) {
+ another = lw->list.nrows - 1;
+ ret_val = OUT_OF_RANGE;
+ }
+ }
+ else {
+ one = (lw->list.ncols * ((yloc - (int)lw->list.internal_height)
+ / lw->list.row_height));
+ /* If in right margin handle things right */
+ another = (xloc - (int)lw->list.internal_width) / lw->list.col_width;
+ if (another >= lw->list.ncols) {
+ another = lw->list.ncols - 1;
+ ret_val = OUT_OF_RANGE;
+ }
+ }
+ if (xloc < 0 || yloc < 0)
+ ret_val = OUT_OF_RANGE;
+ if (one < 0)
+ one = 0;
+ if (another < 0)
+ another = 0;
+ *item = one + another;
+ if (*item >= lw->list.nitems)
+ return (OUT_OF_RANGE);
+
+ return (ret_val);
+}
+
+/*
+ * Function:
+ * FindCornerItems
+ *
+ * Arguments:
+ * w - list widget
+ * event - event structure that has the rectangle it it
+ * ul_ret - the corners (return)
+ * lr_ret - ""
+ *
+ * Description:
+ * Find the corners of the rectangle in item space.
+ */
+static void
+FindCornerItems(Widget w, XEvent *event, int *ul_ret, int *lr_ret)
+{
+ int xloc, yloc;
+
+ xloc = event->xexpose.x;
+ yloc = event->xexpose.y;
+ CvtToItem(w, xloc, yloc, ul_ret);
+ xloc += event->xexpose.width;
+ yloc += event->xexpose.height;
+ CvtToItem(w, xloc, yloc, lr_ret);
+}
+
+/*
+ * Function:
+ * ItemInRectangle
+ *
+ * Parameters:
+ * w - list widget
+ * ul - corners of the rectangle in item space
+ * lr - ""
+ * item - item to check
+ *
+ * Returns:
+ * True if the item passed is in the given rectangle
+ */
+static Bool
+ItemInRectangle(Widget w, int ul, int lr, int item)
+{
+ ListWidget lw = (ListWidget)w;
+ int mod_item;
+ int things;
+
+ if (item < ul || item > lr)
+ return (False);
+ if (lw->list.vertical_cols)
+ things = lw->list.nrows;
+ else
+ things = lw->list.ncols;
+
+ mod_item = item % things;
+ if ((mod_item >= ul % things) && (mod_item <= lr % things))
+ return (True);
+
+ return (False);
+}
+
+/* HighlightBackground()
+ *
+ * Paints the color of the background for the given item. It performs
+ * clipping to the interior of internal_width/height by hand, as its a
+ * simple calculation and probably much faster than using Xlib and a clip mask.
+ *
+ * x, y - ul corner of the area item occupies.
+ * gc - the gc to use to paint this rectangle
+ */
+static void
+HighlightBackground(Widget w, int x, int y, GC gc)
+{
+ ListWidget lw = (ListWidget)w;
+ Dimension width = lw->list.col_width;
+ Dimension height = lw->list.row_height;
+ Dimension frame_limited_width = XtWidth(w) - lw->list.internal_width - x;
+ Dimension frame_limited_height= XtHeight(w) - lw->list.internal_height - y;
+
+ /* Clip the rectangle width and height to the edge of the drawable area */
+ if (width > frame_limited_width)
+ width = frame_limited_width;
+ if (height > frame_limited_height)
+ height = frame_limited_height;
+
+ /* Clip the rectangle x and y to the edge of the drawable area */
+ if (x < lw->list.internal_width) {
+ width = width - (lw->list.internal_width - x);
+ x = lw->list.internal_width;
+ }
+ if (y < lw->list.internal_height) {
+ height = height - (lw->list.internal_height - y);
+ y = lw->list.internal_height;
+ }
+
+ if (gc == lw->list.revgc && lw->core.background_pixmap != XtUnspecifiedPixmap)
+ XClearArea(XtDisplay(w), XtWindow(w), x, y, width, height, False);
+ else
+ XFillRectangle(XtDisplay(w), XtWindow(w), gc, x, y, width, height);
+}
+
+
+/* ClipToShadowInteriorAndLongest()
+ *
+ * Converts the passed gc so that any drawing done with that GC will not
+ * write in the empty margin (specified by internal_width/height) (which also
+ * prevents erasing the shadow. It also clips against the value longest.
+ * If the user doesn't set longest, this has no effect (as longest is the
+ * maximum of all item lengths). If the user does specify, say, 80 pixel
+ * columns, though, this prevents items from overwriting other items.
+ */
+static void
+ClipToShadowInteriorAndLongest(ListWidget lw, GC *gc_p, unsigned int x)
+{
+ XRectangle rect;
+
+ rect.x = x;
+ rect.y = lw->list.internal_height;
+ rect.height = XtHeight(lw) - (lw->list.internal_height << 1);
+ rect.width = XtWidth(lw) - lw->list.internal_width - x;
+ if (rect.width > lw->list.longest)
+ rect.width = lw->list.longest;
+
+ XSetClipRectangles(XtDisplay((Widget)lw), *gc_p, 0, 0, &rect, 1, YXBanded);
+}
+
+static void
+PaintItemName(Widget w, int item)
+{
+ char *str;
+ GC gc;
+ int x, y, str_y;
+ ListWidget lw = (ListWidget)w;
+ XFontSetExtents *ext = XExtentsOfFontSet(lw->list.fontset);
+
+ if (!XtIsRealized(w) || item > lw->list.nitems)
+ return;
+
+ if (lw->list.vertical_cols) {
+ x = lw->list.col_width * (item / lw->list.nrows)
+ + lw->list.internal_width;
+ y = lw->list.row_height * (item % lw->list.nrows)
+ + lw->list.internal_height;
+ }
+ else {
+ x = lw->list.col_width * (item % lw->list.ncols)
+ + lw->list.internal_width;
+ y = lw->list.row_height * (item / lw->list.ncols)
+ + lw->list.internal_height;
+ }
+
+ if ( lw->simple.international == True )
+ str_y = y + XawAbs(ext->max_ink_extent.y);
+ else
+ str_y = y + lw->list.font->max_bounds.ascent;
+
+ if (item == lw->list.is_highlighted) {
+ if (item == lw->list.highlight) {
+ gc = lw->list.revgc;
+ HighlightBackground(w, x, y, lw->list.normgc);
+ }
+ else {
+ if (XtIsSensitive(w))
+ gc = lw->list.normgc;
+ else
+ gc = lw->list.graygc;
+ HighlightBackground(w, x, y, lw->list.revgc);
+ lw->list.is_highlighted = NO_HIGHLIGHT;
+ }
+ }
+ else {
+ if (item == lw->list.highlight) {
+ gc = lw->list.revgc;
+ HighlightBackground(w, x, y, lw->list.normgc);
+ lw->list.is_highlighted = item;
+ }
+ else {
+ if (XtIsSensitive(w))
+ gc = lw->list.normgc;
+ else
+ gc = lw->list.graygc;
+ }
+ }
+
+ /* List's overall width contains the same number of inter-column
+ column_space's as columns. There should thus be a half
+ column_width margin on each side of each column.
+ The row case is symmetric */
+
+ x += lw->list.column_space >> 1;
+ str_y += lw->list.row_space >> 1;
+
+ str = lw->list.list[item]; /* draw it */
+
+ ClipToShadowInteriorAndLongest(lw, &gc, x);
+
+ if (lw->simple.international == True)
+ XmbDrawString(XtDisplay(w), XtWindow(w), lw->list.fontset,
+ gc, x, str_y, str, strlen(str));
+ else
+ XDrawString(XtDisplay(w), XtWindow(w), gc, x, str_y, str, strlen(str));
+
+ XSetClipMask(XtDisplay(w), gc, None);
+}
+
+static void
+XawListRedisplay(Widget w, XEvent *event, Region region)
+{
+ int item; /* an item to work with */
+ int ul_item, lr_item; /* corners of items we need to paint */
+ ListWidget lw = (ListWidget)w;
+
+ if (event == NULL) {
+ ul_item = 0;
+ lr_item = lw->list.nrows * lw->list.ncols - 1;
+ XClearWindow(XtDisplay(w), XtWindow(w));
+ }
+ else
+ FindCornerItems(w, event, &ul_item, &lr_item);
+
+ if (Superclass->core_class.expose)
+ (Superclass->core_class.expose)(w, event, region);
+
+ for (item = ul_item; item <= lr_item && item < lw->list.nitems; item++)
+ if (ItemInRectangle(w, ul_item, lr_item, item))
+ PaintItemName(w, item);
+}
+
+/* XawListQueryGeometry()
+ *
+ * This tells the parent what size we would like to be
+ * given certain constraints.
+ * w - the widget.
+ * intended - what the parent intends to do with us.
+ * requested - what we want to happen */
+static XtGeometryResult
+XawListQueryGeometry(Widget w, XtWidgetGeometry *intended,
+ XtWidgetGeometry *requested)
+{
+ Dimension new_width, new_height;
+ Bool change, width_req, height_req;
+
+ width_req = intended->request_mode & CWWidth;
+ height_req = intended->request_mode & CWHeight;
+
+ if (width_req)
+ new_width = intended->width;
+ else
+ new_width = XtWidth(w);
+
+ if (height_req)
+ new_height = intended->height;
+ else
+ new_height = XtHeight(w);
+
+ requested->request_mode = 0;
+
+ /*
+ * We only care about our height and width
+ */
+ if (!width_req && !height_req)
+ return (XtGeometryYes);
+
+ change = Layout(w, !width_req, !height_req, &new_width, &new_height);
+
+ requested->request_mode |= CWWidth;
+ requested->width = new_width;
+ requested->request_mode |= CWHeight;
+ requested->height = new_height;
+
+ if (change)
+ return (XtGeometryAlmost);
+
+ return (XtGeometryYes);
+}
+
+static void
+XawListResize(Widget w)
+{
+ Dimension width, height;
+
+ width = XtWidth(w);
+ height = XtHeight(w);
+
+ if (Layout(w, False, False, &width, &height))
+ XtAppWarning(XtWidgetToApplicationContext(w),
+ "List Widget: Size changed when it shouldn't "
+ "have when resising.");
+}
+
+/* Layout()
+ *
+ * lays out the item in the list.
+ * w - the widget.
+ * xfree, yfree - True if we are free to resize the widget in
+ * this direction.
+ * width, height- the is the current width and height that we are going
+ * we are going to layout the list widget to,
+ * depending on xfree and yfree of course.
+ *
+ * Return:
+ * True if width or height have been changed */
+static Bool
+Layout(Widget w, Bool xfree, Bool yfree, Dimension *width, Dimension *height)
+{
+ ListWidget lw = (ListWidget)w;
+ Bool change = False;
+ unsigned long width2 = 0, height2 = 0;
+
+ /*
+ * If force columns is set then always use number of columns specified
+ * by default_cols
+ */
+ if (lw->list.force_cols) {
+ lw->list.ncols = lw->list.default_cols;
+ if (lw->list.ncols <= 0)
+ lw->list.ncols = 1;
+ lw->list.nrows = ((lw->list.nitems - 1) / lw->list.ncols) + 1;
+ if (xfree) {
+ /* this counts the same number
+ of inter-column column_space 's as columns. There should thus
+ be a half column_space margin on each side of each column...*/
+ width2 = lw->list.ncols * lw->list.col_width +
+ (lw->list.internal_width << 1);
+ change = True;
+ }
+ if (yfree) {
+ height2 = lw->list.nrows * lw->list.row_height +
+ (lw->list.internal_height << 1);
+ change = True;
+ }
+ }
+
+ /*
+ * If both width and height are free to change the use default_cols
+ * to determine the number columns and set new width and height to
+ * just fit the window
+ */
+ else if (xfree && yfree) {
+ lw->list.ncols = lw->list.default_cols;
+ if (lw->list.ncols <= 0) {
+ int wid = (int)XtWidth(lw) - (int)(lw->list.internal_width << 1)
+ + (int)lw->list.column_space;
+
+ if (wid <= 0 || lw->list.col_width <= 0
+ || (lw->list.ncols = wid / lw->list.col_width) <= 0)
+ lw->list.ncols = 1;
+ }
+ width2 = lw->list.ncols * lw->list.col_width
+ + (lw->list.internal_width << 1);
+ height2 = (lw->list.nrows * lw->list.row_height)
+ + (lw->list.internal_height << 1);
+ change = True;
+ }
+
+ /*
+ * If the width is fixed then use it to determine the number of columns.
+ * If the height is free to move (width still fixed) then resize the height
+ * of the widget to fit the current list exactly
+ */
+ else if (!xfree) {
+ lw->list.ncols = ((int)(*width - (lw->list.internal_width << 1))
+ / (int)lw->list.col_width);
+ if (lw->list.ncols <= 0)
+ lw->list.ncols = 1;
+ lw->list.nrows = ((lw->list.nitems - 1) / lw->list.ncols) + 1;
+ if (yfree) {
+ height2 = lw->list.nrows * lw->list.row_height +
+ (lw->list.internal_height << 1);
+ change = True;
+ }
+ }
+
+ /*
+ * The last case is xfree and !yfree we use the height to determine
+ * the number of rows and then set the width to just fit the resulting
+ * number of columns
+ */
+ else if (!yfree) {
+ lw->list.nrows = ((int)(*height - (lw->list.internal_height << 1))
+ / (int)lw->list.row_height);
+ if (lw->list.nrows <= 0)
+ lw->list.nrows = 1;
+ lw->list.ncols = ((lw->list.nitems - 1) / lw->list.nrows) + 1;
+ width2 = lw->list.ncols * lw->list.col_width +
+ (lw->list.internal_width << 1);
+ change = True;
+ }
+
+ if (!lw->list.force_cols && lw->list.nrows) {
+ /*CONSTCOND*/
+ while (1) {
+ lw->list.nrows = ((lw->list.nitems - 1) / lw->list.ncols) + 1;
+ width2 = lw->list.ncols * lw->list.col_width +
+ (lw->list.internal_width << 1);
+ height2 = lw->list.nrows * lw->list.row_height +
+ (lw->list.internal_height << 1);
+ if (width2 >= MaxSize && height2 >= MaxSize)
+ break;
+ if (height2 > MaxSize)
+ ++lw->list.ncols;
+ else if (width2 > MaxSize && lw->list.ncols > 1)
+ --lw->list.ncols;
+ else
+ break;
+ }
+ }
+ if (width2)
+ *width = width2;
+ if (height2)
+ *height = height2;
+
+ return (change);
+}
+
+/* Notify() - Action
+ *
+ * Notifies the user that a button has been pressed, and
+ * calls the callback; if the XtNpasteBuffer resource is true
+ * then the name of the item is also put in CUT_BUFFER0 */
+/*ARGSUSED*/
+static void
+Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ ListWidget lw = (ListWidget)w;
+ int item, item_len;
+ XawListReturnStruct ret_value;
+
+ /*
+ * Find item and if out of range then unhighlight and return
+ *
+ * If the current item is unhighlighted then the user has aborted the
+ * notify, so unhighlight and return
+ */
+ if ((CvtToItem(w, event->xbutton.x, event->xbutton.y, &item) == OUT_OF_RANGE)
+ || lw->list.highlight != item) {
+#ifndef OLDXAW
+ if (!lw->list.show_current || lw->list.selected == NO_HIGHLIGHT)
+ XawListUnhighlight(w);
+ else
+ XawListHighlight(w, lw->list.selected);
+#else
+ XawListUnhighlight(w);
+#endif
+ return;
+ }
+
+ item_len = strlen(lw->list.list[item]);
+
+ if (lw->list.paste) /* if XtNpasteBuffer set then paste it */
+ XStoreBytes(XtDisplay(w), lw->list.list[item], item_len);
+
+#ifndef OLDXAW
+ lw->list.selected = item;
+#endif
+ /*
+ * Call Callback function
+ */
+ ret_value.string = lw->list.list[item];
+ ret_value.list_index = item;
+
+ XtCallCallbacks(w, XtNcallback, (XtPointer)&ret_value);
+}
+
+/* Unset() - Action
+ *
+ * unhighlights the current element */
+/*ARGSUSED*/
+static void
+Unset(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ XawListUnhighlight(w);
+}
+
+/* Set() - Action
+ *
+ * Highlights the current element */
+/*ARGSUSED*/
+static void
+Set(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ int item;
+ ListWidget lw = (ListWidget)w;
+
+#ifndef OLDXAW
+ lw->list.selected = lw->list.highlight;
+#endif
+ if (CvtToItem(w, event->xbutton.x, event->xbutton.y, &item) == OUT_OF_RANGE)
+ XawListUnhighlight(w); /* Unhighlight current item */
+ else if (lw->list.is_highlighted != item) /* If this item is not */
+ XawListHighlight(w, item); /* highlighted then do it */
+}
+
+/*
+ * Set specified arguments into widget
+ */
+/*ARGSUSED*/
+static Boolean
+XawListSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ ListWidget cl = (ListWidget)current;
+ ListWidget rl = (ListWidget)request;
+ ListWidget nl = (ListWidget)cnew;
+ Bool redraw = False;
+ XFontSetExtents *ext = XExtentsOfFontSet(nl->list.fontset);
+
+ /* If the request height/width is different, lock it. Unless its 0. If
+ neither new nor 0, leave it as it was. Not in R5 */
+ if (XtWidth(nl) != XtWidth(cl))
+ nl->list.freedoms |= WidthLock;
+ if (XtWidth(nl) == 0)
+ nl->list.freedoms &= ~WidthLock;
+
+ if (XtHeight(nl) != XtHeight(cl))
+ nl->list.freedoms |= HeightLock;
+ if (XtHeight(nl) == 0)
+ nl->list.freedoms &= ~HeightLock;
+
+ if (nl->list.longest != cl->list.longest)
+ nl->list.freedoms |= LongestLock;
+ if (nl->list.longest == 0)
+ nl->list.freedoms &= ~LongestLock;
+
+ if (cl->list.foreground != nl->list.foreground ||
+ cl->core.background_pixel != nl->core.background_pixel ||
+ cl->list.font != nl->list.font) {
+ XGCValues values;
+
+ XGetGCValues(XtDisplay(current), cl->list.graygc, GCTile, &values);
+ XmuReleaseStippledPixmap(XtScreen(current), values.tile);
+ XtReleaseGC(current, cl->list.graygc);
+ XtReleaseGC(current, cl->list.revgc);
+ XtReleaseGC(current, cl->list.normgc);
+ GetGCs(cnew);
+ redraw = True;
+ }
+
+ if (cl->list.font != nl->list.font && cl->simple.international == False)
+ nl->list.row_height = nl->list.font->max_bounds.ascent
+ + nl->list.font->max_bounds.descent
+ + nl->list.row_space;
+ else if (cl->list.fontset != nl->list.fontset
+ && cl->simple.international == True)
+ nl->list.row_height = ext->max_ink_extent.height + nl->list.row_space;
+
+ /* ...If the above two font(set) change checkers above both failed, check
+ if row_space was altered. If one of the above passed, row_height will
+ already have been re-calculated */
+ else if (cl->list.row_space != nl->list.row_space) {
+ if (cl->simple.international == True)
+ nl->list.row_height = ext->max_ink_extent.height + nl->list.row_space;
+ else
+ nl->list.row_height = nl->list.font->max_bounds.ascent
+ + nl->list.font->max_bounds.descent
+ + nl->list.row_space;
+ }
+
+ if (XtWidth(cl) != XtWidth(nl) || XtHeight(cl) != XtHeight(nl)
+ || cl->list.internal_width != nl->list.internal_width
+ || cl->list.internal_height != nl->list.internal_height
+ || cl->list.column_space != nl->list.column_space
+ || cl->list.row_space != nl->list.row_space
+ || cl->list.default_cols != nl->list.default_cols
+ || (cl->list.force_cols != nl->list.force_cols
+ && rl->list.force_cols != nl->list.ncols)
+ || cl->list.vertical_cols != nl->list.vertical_cols
+ || cl->list.longest != nl->list.longest
+ || cl->list.nitems != nl->list.nitems
+ || cl->list.font != nl->list.font
+ /* Equiv. fontsets might have different values, but the same fonts,
+ so the next comparison is sloppy but not dangerous */
+ || cl->list.fontset != nl->list.fontset
+ || cl->list.list != nl->list.list) {
+ CalculatedValues(cnew);
+ Layout(cnew, WidthFree(nl), HeightFree(nl),
+ &nl->core.width, &nl->core.height);
+ redraw = True;
+ }
+
+ if (cl->list.list != nl->list.list || cl->list.nitems != nl->list.nitems)
+ nl->list.is_highlighted = nl->list.highlight = NO_HIGHLIGHT;
+
+ if (cl->core.sensitive != nl->core.sensitive
+ || cl->core.ancestor_sensitive != nl->core.ancestor_sensitive) {
+ nl->list.highlight = NO_HIGHLIGHT;
+ redraw = True;
+ }
+
+ return (redraw);
+}
+
+static void
+XawListDestroy(Widget w)
+{
+ ListWidget lw = (ListWidget)w;
+ XGCValues values;
+
+ XGetGCValues(XtDisplay(w), lw->list.graygc, GCTile, &values);
+ XmuReleaseStippledPixmap(XtScreen(w), values.tile);
+ XtReleaseGC(w, lw->list.graygc);
+ XtReleaseGC(w, lw->list.revgc);
+ XtReleaseGC(w, lw->list.normgc);
+}
+
+/*
+ * Function:
+ * XawListChange
+ *
+ * Parameters:
+ * w - list widget
+ * list - new list
+ * nitems - number of items in the list
+ * longest - length (in Pixels) of the longest element in the list
+ * resize - if True the the list widget will try to resize itself
+ *
+ * Description:
+ * Changes the list being used and shown.
+ *
+ * Note:
+ * If nitems of longest are <= 0 then they will be calculated
+ * If nitems is <= 0 then the list needs to be NULL terminated
+ */
+void
+XawListChange(Widget w, char **list, int nitems, int longest,
+#if NeedWidePrototypes
+ int resize_it
+#else
+ Boolean resize_it
+#endif
+)
+{
+ ListWidget lw = (ListWidget)w;
+ Dimension new_width = XtWidth(w);
+ Dimension new_height = XtHeight(w);
+
+ lw->list.list = list;
+
+ if (nitems <= 0)
+ nitems = 0;
+ lw->list.nitems = nitems;
+ if (longest <= 0)
+ longest = 0;
+
+ /* If the user passes 0 meaning "calculate it", it must be free */
+ if (longest != 0)
+ lw->list.freedoms |= LongestLock;
+ else
+ lw->list.freedoms &= ~LongestLock;
+
+ if (resize_it)
+ lw->list.freedoms &= ~WidthLock & ~HeightLock;
+
+ lw->list.longest = longest;
+
+ CalculatedValues(w);
+
+ if (Layout(w, WidthFree(w), HeightFree(w), &new_width, &new_height))
+ ChangeSize(w, new_width, new_height);
+
+ lw->list.is_highlighted = lw->list.highlight = NO_HIGHLIGHT;
+ if (XtIsRealized(w))
+ XawListRedisplay(w, NULL, NULL);
+}
+
+void
+XawListUnhighlight(Widget w)
+{
+ ListWidget lw = (ListWidget)w;
+
+ lw->list.highlight = NO_HIGHLIGHT;
+ if (lw->list.is_highlighted != NO_HIGHLIGHT)
+ PaintItemName(w, lw->list.is_highlighted);
+}
+
+void
+XawListHighlight(Widget w, int item)
+{
+ ListWidget lw = (ListWidget)w;
+
+ if (XtIsSensitive(w)) {
+ lw->list.highlight = item;
+ if (lw->list.is_highlighted != NO_HIGHLIGHT)
+ PaintItemName(w, lw->list.is_highlighted);
+ PaintItemName(w, item);
+ }
+}
+
+/*
+ * Function:
+ * XawListShowCurrent
+ *
+ * Parameters:
+ * w - list widget
+ *
+ * Returns:
+ * Info about the currently highlighted object
+ */
+XawListReturnStruct *
+XawListShowCurrent(Widget w)
+{
+ ListWidget lw = (ListWidget)w;
+ XawListReturnStruct *ret_val;
+
+ ret_val = (XawListReturnStruct *)XtMalloc(sizeof(XawListReturnStruct));
+
+ ret_val->list_index = lw->list.highlight;
+ if (ret_val->list_index == XAW_LIST_NONE)
+ ret_val->string = "";
+ else
+ ret_val->string = lw->list.list[ret_val->list_index];
+
+ return (ret_val);
+}
diff --git a/libXaw/src/Makefile.am b/libXaw/src/Makefile.am
index 52c171857..3bc4b29b1 100644
--- a/libXaw/src/Makefile.am
+++ b/libXaw/src/Makefile.am
@@ -1,143 +1,143 @@
-lib_LTLIBRARIES =
-
-#
-# This doesn't appear to be used on any
-# current systems -- it requires SUNSHLIB and !SHAREDCODE,
-# but only sunLib.rules defines SUNSHLIB and that file also
-# always defines SHAREDCODE. Go figure
-#
-# SHAREDLIB_SOURCES = sharedlib.c
-
-COMMON_SOURCES = \
- Actions.c \
- AllWidgets.c \
- AsciiSink.c \
- AsciiSrc.c \
- AsciiText.c \
- Box.c \
- Command.c \
- Converters.c \
- Dialog.c \
- DisplayList.c \
- Form.c \
- Grip.c \
- Label.c \
- List.c \
- MenuButton.c \
- MultiSrc.c \
- MultiSink.c \
- OS.c \
- Paned.c \
- Panner.c \
- Pixmap.c \
- Porthole.c \
- Private.h \
- Repeater.c \
- Scrollbar.c \
- Simple.c \
- SimpleMenu.c \
- Sme.c \
- SmeBSB.c \
- SmeLine.c \
- StripChart.c \
- Text.c \
- TextSink.c \
- TextSrc.c \
- TextAction.c \
- TextPop.c \
- TextTr.c \
- Toggle.c \
- Tree.c \
- Vendor.c \
- Viewport.c \
- XawIm.c \
- XawInit.c \
- XawI18n.c \
- XawI18n.h
-
-COMMON_CFLAGS = \
- $(CWARNFLAGS)
-
-COMMON_CPPFLAGS = \
- -I${top_srcdir}/include \
- -I${top_srcdir}/include/X11/Xaw \
- -DPROJECT_ROOT=\"$(prefix)\"
-
-if BUILD_XAW6
-
-lib_LTLIBRARIES += libXaw6.la
-
-libXaw6_la_CPPFLAGS = \
- $(COMMON_CPPFLAGS)
-
-libXaw6_la_CFLAGS = \
- $(COMMON_CFLAGS) \
- -DOLDXAW \
- $(XAW6_CFLAGS)
-
-libXaw6_la_SOURCES = \
- $(COMMON_SOURCES)
-
-libXaw6_la_LDFLAGS = -version-info 6:1:0 -no-undefined
-libXaw6_la_LIBADD = $(XAW6_LIBS)
-
-if !PLATFORM_WIN32
-install-exec-hook::
-if PLATFORM_DARWIN
- -rm -f $(DESTDIR)$(libdir)/libXaw.6.@LIBEXT@
- (cd $(DESTDIR)$(libdir) && ln -s libXaw6.6.@LIBEXT@ libXaw.6.@LIBEXT@)
-else
- -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.6
- (cd $(DESTDIR)$(libdir) && ln -s libXaw6.@LIBEXT@.6 libXaw.@LIBEXT@.6)
-endif
-
-uninstall-local::
-if PLATFORM_DARWIN
- -rm -f $(DESTDIR)$(libdir)/libXaw.6.@LIBEXT@
-else
- -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.6
-endif
-endif
-
-endif
-
-if BUILD_XAW7
-
-lib_LTLIBRARIES += libXaw7.la
-
-libXaw7_la_CPPFLAGS = \
- $(COMMON_CPPFLAGS)
-
-libXaw7_la_CFLAGS = \
- $(COMMON_CFLAGS) \
- -DXAW7 \
- $(XAW7_CFLAGS)
-
-libXaw7_la_SOURCES = \
- $(COMMON_SOURCES) \
- Tip.c
-
-libXaw7_la_LDFLAGS = -version-info 7:0:0 -no-undefined
-libXaw7_la_LIBADD = $(XAW7_LIBS)
-
-if !PLATFORM_WIN32
-install-exec-hook::
-if PLATFORM_DARWIN
- -rm -f $(DESTDIR)$(libdir)/libXaw.7.@LIBEXT@
- (cd $(DESTDIR)$(libdir) && ln -s libXaw7.7.@LIBEXT@ libXaw.7.@LIBEXT@)
-else
- -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.7
- (cd $(DESTDIR)$(libdir) && ln -s libXaw7.@LIBEXT@.7 libXaw.@LIBEXT@.7)
-endif
-
-uninstall-local::
-if PLATFORM_DARWIN
- -rm -f $(DESTDIR)$(libdir)/libXaw.7.@LIBEXT@
-else
- -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.7
-endif
-endif
-
-endif
-
-EXTRA_DIST = sharedlib.c
+lib_LTLIBRARIES =
+
+#
+# This doesn't appear to be used on any
+# current systems -- it requires SUNSHLIB and !SHAREDCODE,
+# but only sunLib.rules defines SUNSHLIB and that file also
+# always defines SHAREDCODE. Go figure
+#
+# SHAREDLIB_SOURCES = sharedlib.c
+
+COMMON_SOURCES = \
+ Actions.c \
+ AllWidgets.c \
+ AsciiSink.c \
+ AsciiSrc.c \
+ AsciiText.c \
+ Box.c \
+ Command.c \
+ Converters.c \
+ Dialog.c \
+ DisplayList.c \
+ Form.c \
+ Grip.c \
+ Label.c \
+ List.c \
+ MenuButton.c \
+ MultiSrc.c \
+ MultiSink.c \
+ OS.c \
+ Paned.c \
+ Panner.c \
+ Pixmap.c \
+ Porthole.c \
+ Private.h \
+ Repeater.c \
+ Scrollbar.c \
+ Simple.c \
+ SimpleMenu.c \
+ Sme.c \
+ SmeBSB.c \
+ SmeLine.c \
+ StripChart.c \
+ Text.c \
+ TextSink.c \
+ TextSrc.c \
+ TextAction.c \
+ TextPop.c \
+ TextTr.c \
+ Toggle.c \
+ Tree.c \
+ Vendor.c \
+ Viewport.c \
+ XawIm.c \
+ XawInit.c \
+ XawI18n.c \
+ XawI18n.h
+
+COMMON_CFLAGS = \
+ $(CWARNFLAGS)
+
+COMMON_CPPFLAGS = \
+ -I${top_srcdir}/include \
+ -I${top_srcdir}/include/X11/Xaw \
+ -DPROJECT_ROOT=\"$(prefix)\"
+
+if BUILD_XAW6
+
+lib_LTLIBRARIES += libXaw6.la
+
+libXaw6_la_CPPFLAGS = \
+ $(COMMON_CPPFLAGS)
+
+libXaw6_la_CFLAGS = \
+ $(COMMON_CFLAGS) \
+ -DOLDXAW \
+ $(XAW6_CFLAGS)
+
+libXaw6_la_SOURCES = \
+ $(COMMON_SOURCES)
+
+libXaw6_la_LDFLAGS = -version-info 6:1:0 -no-undefined
+libXaw6_la_LIBADD = $(XAW6_LIBS)
+
+if !PLATFORM_WIN32
+install-exec-hook::
+if PLATFORM_DARWIN
+ -rm -f $(DESTDIR)$(libdir)/libXaw.6.@LIBEXT@
+ (cd $(DESTDIR)$(libdir) && ln -s libXaw6.6.@LIBEXT@ libXaw.6.@LIBEXT@)
+else
+ -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.6
+ (cd $(DESTDIR)$(libdir) && ln -s libXaw6.@LIBEXT@.6 libXaw.@LIBEXT@.6)
+endif
+
+uninstall-local::
+if PLATFORM_DARWIN
+ -rm -f $(DESTDIR)$(libdir)/libXaw.6.@LIBEXT@
+else
+ -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.6
+endif
+endif
+
+endif
+
+if BUILD_XAW7
+
+lib_LTLIBRARIES += libXaw7.la
+
+libXaw7_la_CPPFLAGS = \
+ $(COMMON_CPPFLAGS)
+
+libXaw7_la_CFLAGS = \
+ $(COMMON_CFLAGS) \
+ -DXAW7 \
+ $(XAW7_CFLAGS)
+
+libXaw7_la_SOURCES = \
+ $(COMMON_SOURCES) \
+ Tip.c
+
+libXaw7_la_LDFLAGS = -version-info 7:0:0 -no-undefined
+libXaw7_la_LIBADD = $(XAW7_LIBS)
+
+if !PLATFORM_WIN32
+install-exec-hook::
+if PLATFORM_DARWIN
+ -rm -f $(DESTDIR)$(libdir)/libXaw.7.@LIBEXT@
+ (cd $(DESTDIR)$(libdir) && ln -s libXaw7.7.@LIBEXT@ libXaw.7.@LIBEXT@)
+else
+ -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.7
+ (cd $(DESTDIR)$(libdir) && ln -s libXaw7.@LIBEXT@.7 libXaw.@LIBEXT@.7)
+endif
+
+uninstall-local::
+if PLATFORM_DARWIN
+ -rm -f $(DESTDIR)$(libdir)/libXaw.7.@LIBEXT@
+else
+ -rm -f $(DESTDIR)$(libdir)/libXaw.@LIBEXT@.7
+endif
+endif
+
+endif
+
+EXTRA_DIST = sharedlib.c
diff --git a/libXaw/src/MenuButton.c b/libXaw/src/MenuButton.c
index e1e97ed32..2732a72b3 100644
--- a/libXaw/src/MenuButton.c
+++ b/libXaw/src/MenuButton.c
@@ -1,272 +1,272 @@
-/*
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- *
- */
-
-/*
- * MenuButton.c - Source code for MenuButton widget.
- *
- * This is the source code for the Athena MenuButton widget.
- * It is intended to provide an easy method of activating pulldown menus.
- *
- * Date: May 2, 1989
- *
- * By: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/MenuButtoP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Class Methods
- */
-static void XawMenuButtonClassInitialize(void);
-static void XawMenuButtonInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawMenuButtonDestroy(Widget);
-static Boolean XawMenuButtonSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-
-/*
- * Actions
- */
-static void PopupMenu(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-#define superclass ((CommandWidgetClass)&commandClassRec)
-
-static char defaultTranslations[] =
-"<Enter>:" "highlight()\n"
-"<Leave>:" "reset()\n"
-"Any<BtnDown>:" "reset() PopupMenu()\n";
-
-static char default_menu_name[] = "menu";
-
-#define offset(field) XtOffsetOf(MenuButtonRec, field)
-static XtResource resources[] = {
- {
- XtNmenuName,
- XtCMenuName,
- XtRString,
- sizeof(String),
- offset(menu_button.menu_name),
- XtRString,
- (XtPointer)default_menu_name
- },
-};
-#undef offset
-
-static XtActionsRec actionsList[] =
-{
- {"PopupMenu", PopupMenu},
-};
-
-MenuButtonClassRec menuButtonClassRec = {
- /* core */
- {
- (WidgetClass)superclass, /* superclass */
- "MenuButton", /* class_name */
- sizeof(MenuButtonRec), /* size */
- XawMenuButtonClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawMenuButtonInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- actionsList, /* actions */
- XtNumber(actionsList), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawMenuButtonDestroy, /* destroy */
- XtInheritResize, /* resize */
- XtInheritExpose, /* expose */
- XawMenuButtonSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- defaultTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive /* change_sensitive */
- },
- /* label */
- {
- NULL, /* extension */
- },
- /* command */
- {
- NULL, /* extension */
- },
- /* menu_button */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass menuButtonWidgetClass = (WidgetClass)&menuButtonClassRec;
-
-/*
- * Implementation
- */
-static void
-XawMenuButtonClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtRegisterGrabAction(PopupMenu, True,
- ButtonPressMask | ButtonReleaseMask,
- GrabModeAsync, GrabModeAsync);
-}
-
-/*ARGSUSED*/
-static void
-XawMenuButtonInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- MenuButtonWidget mbw = (MenuButtonWidget)cnew;
-
- if (mbw->menu_button.menu_name != default_menu_name)
- mbw->menu_button.menu_name = XtNewString(mbw->menu_button.menu_name);
-}
-
-static void
-XawMenuButtonDestroy(Widget w)
-{
- MenuButtonWidget mbw = (MenuButtonWidget)w;
-
- if (mbw->menu_button.menu_name != default_menu_name)
- XtFree(mbw->menu_button.menu_name);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawMenuButtonSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- MenuButtonWidget mbw_old = (MenuButtonWidget)current;
- MenuButtonWidget mbw_new = (MenuButtonWidget)cnew;
-
- if (mbw_old->menu_button.menu_name != mbw_new->menu_button.menu_name) {
- if (mbw_old->menu_button.menu_name != default_menu_name)
- XtFree(mbw_old->menu_button.menu_name);
- if (mbw_new->menu_button.menu_name != default_menu_name)
- mbw_new->menu_button.menu_name =
- XtNewString(mbw_new->menu_button.menu_name);
- }
-
- return (False);
-}
-
-/*ARGSUSED*/
-static void
-PopupMenu(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- MenuButtonWidget mbw = (MenuButtonWidget)w;
- Widget menu = NULL, temp;
- Arg arglist[2];
- Cardinal num_args;
- int menu_x, menu_y, menu_width, menu_height, button_height;
- Position button_x, button_y;
-
- temp = w;
- while(temp != NULL) {
- menu = XtNameToWidget(temp, mbw->menu_button.menu_name);
- if (menu == NULL)
- temp = XtParent(temp);
- else
- break;
- }
-
- if (menu == NULL) {
- char error_buf[BUFSIZ];
-
- (void)XmuSnprintf(error_buf, sizeof(error_buf),
- "MenuButton: Could not find menu widget named %s.",
- mbw->menu_button.menu_name);
- XtAppWarning(XtWidgetToApplicationContext(w), error_buf);
- return;
- }
-
- if (!XtIsRealized(menu))
- XtRealizeWidget(menu);
-
- menu_width = XtWidth(menu) + (XtBorderWidth(menu) << 1);
- button_height = XtHeight(w) + (XtBorderWidth(w) << 1);
- menu_height = XtHeight(menu) + (XtBorderWidth(menu) << 1);
-
- XtTranslateCoords(w, 0, 0, &button_x, &button_y);
- menu_x = button_x;
- menu_y = button_y + button_height;
-
- if (menu_y >= 0) {
- int scr_height = HeightOfScreen(XtScreen(menu));
-
- if (menu_y + menu_height > scr_height)
- menu_y = button_y - menu_height;
- if (menu_y < 0) {
- menu_y = scr_height - menu_height;
- menu_x = button_x + XtWidth(w) + (XtBorderWidth(w) << 1);
- if (menu_x + menu_width > WidthOfScreen(XtScreen(menu)))
- menu_x = button_x - menu_width;
- }
- }
- if (menu_y < 0)
- menu_y = 0;
-
- if (menu_x >= 0) {
- int scr_width = WidthOfScreen(XtScreen(menu));
-
- if (menu_x + menu_width > scr_width)
- menu_x = scr_width - menu_width;
- }
- if (menu_x < 0)
- menu_x = 0;
-
- num_args = 0;
- XtSetArg(arglist[num_args], XtNx, menu_x); num_args++;
- XtSetArg(arglist[num_args], XtNy, menu_y); num_args++;
- XtSetValues(menu, arglist, num_args);
-
- XtPopupSpringLoaded(menu);
-}
+/*
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ */
+
+/*
+ * MenuButton.c - Source code for MenuButton widget.
+ *
+ * This is the source code for the Athena MenuButton widget.
+ * It is intended to provide an easy method of activating pulldown menus.
+ *
+ * Date: May 2, 1989
+ *
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/MenuButtoP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Class Methods
+ */
+static void XawMenuButtonClassInitialize(void);
+static void XawMenuButtonInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawMenuButtonDestroy(Widget);
+static Boolean XawMenuButtonSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+
+/*
+ * Actions
+ */
+static void PopupMenu(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+#define superclass ((CommandWidgetClass)&commandClassRec)
+
+static char defaultTranslations[] =
+"<Enter>:" "highlight()\n"
+"<Leave>:" "reset()\n"
+"Any<BtnDown>:" "reset() PopupMenu()\n";
+
+static char default_menu_name[] = "menu";
+
+#define offset(field) XtOffsetOf(MenuButtonRec, field)
+static XtResource resources[] = {
+ {
+ XtNmenuName,
+ XtCMenuName,
+ XtRString,
+ sizeof(String),
+ offset(menu_button.menu_name),
+ XtRString,
+ (XtPointer)default_menu_name
+ },
+};
+#undef offset
+
+static XtActionsRec actionsList[] =
+{
+ {"PopupMenu", PopupMenu},
+};
+
+MenuButtonClassRec menuButtonClassRec = {
+ /* core */
+ {
+ (WidgetClass)superclass, /* superclass */
+ "MenuButton", /* class_name */
+ sizeof(MenuButtonRec), /* size */
+ XawMenuButtonClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawMenuButtonInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ actionsList, /* actions */
+ XtNumber(actionsList), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawMenuButtonDestroy, /* destroy */
+ XtInheritResize, /* resize */
+ XtInheritExpose, /* expose */
+ XawMenuButtonSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ defaultTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive /* change_sensitive */
+ },
+ /* label */
+ {
+ NULL, /* extension */
+ },
+ /* command */
+ {
+ NULL, /* extension */
+ },
+ /* menu_button */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass menuButtonWidgetClass = (WidgetClass)&menuButtonClassRec;
+
+/*
+ * Implementation
+ */
+static void
+XawMenuButtonClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtRegisterGrabAction(PopupMenu, True,
+ ButtonPressMask | ButtonReleaseMask,
+ GrabModeAsync, GrabModeAsync);
+}
+
+/*ARGSUSED*/
+static void
+XawMenuButtonInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ MenuButtonWidget mbw = (MenuButtonWidget)cnew;
+
+ if (mbw->menu_button.menu_name != default_menu_name)
+ mbw->menu_button.menu_name = XtNewString(mbw->menu_button.menu_name);
+}
+
+static void
+XawMenuButtonDestroy(Widget w)
+{
+ MenuButtonWidget mbw = (MenuButtonWidget)w;
+
+ if (mbw->menu_button.menu_name != default_menu_name)
+ XtFree(mbw->menu_button.menu_name);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawMenuButtonSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ MenuButtonWidget mbw_old = (MenuButtonWidget)current;
+ MenuButtonWidget mbw_new = (MenuButtonWidget)cnew;
+
+ if (mbw_old->menu_button.menu_name != mbw_new->menu_button.menu_name) {
+ if (mbw_old->menu_button.menu_name != default_menu_name)
+ XtFree(mbw_old->menu_button.menu_name);
+ if (mbw_new->menu_button.menu_name != default_menu_name)
+ mbw_new->menu_button.menu_name =
+ XtNewString(mbw_new->menu_button.menu_name);
+ }
+
+ return (False);
+}
+
+/*ARGSUSED*/
+static void
+PopupMenu(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ MenuButtonWidget mbw = (MenuButtonWidget)w;
+ Widget menu = NULL, temp;
+ Arg arglist[2];
+ Cardinal num_args;
+ int menu_x, menu_y, menu_width, menu_height, button_height;
+ Position button_x, button_y;
+
+ temp = w;
+ while(temp != NULL) {
+ menu = XtNameToWidget(temp, mbw->menu_button.menu_name);
+ if (menu == NULL)
+ temp = XtParent(temp);
+ else
+ break;
+ }
+
+ if (menu == NULL) {
+ char error_buf[BUFSIZ];
+
+ (void)XmuSnprintf(error_buf, sizeof(error_buf),
+ "MenuButton: Could not find menu widget named %s.",
+ mbw->menu_button.menu_name);
+ XtAppWarning(XtWidgetToApplicationContext(w), error_buf);
+ return;
+ }
+
+ if (!XtIsRealized(menu))
+ XtRealizeWidget(menu);
+
+ menu_width = XtWidth(menu) + (XtBorderWidth(menu) << 1);
+ button_height = XtHeight(w) + (XtBorderWidth(w) << 1);
+ menu_height = XtHeight(menu) + (XtBorderWidth(menu) << 1);
+
+ XtTranslateCoords(w, 0, 0, &button_x, &button_y);
+ menu_x = button_x;
+ menu_y = button_y + button_height;
+
+ if (menu_y >= 0) {
+ int scr_height = HeightOfScreen(XtScreen(menu));
+
+ if (menu_y + menu_height > scr_height)
+ menu_y = button_y - menu_height;
+ if (menu_y < 0) {
+ menu_y = scr_height - menu_height;
+ menu_x = button_x + XtWidth(w) + (XtBorderWidth(w) << 1);
+ if (menu_x + menu_width > WidthOfScreen(XtScreen(menu)))
+ menu_x = button_x - menu_width;
+ }
+ }
+ if (menu_y < 0)
+ menu_y = 0;
+
+ if (menu_x >= 0) {
+ int scr_width = WidthOfScreen(XtScreen(menu));
+
+ if (menu_x + menu_width > scr_width)
+ menu_x = scr_width - menu_width;
+ }
+ if (menu_x < 0)
+ menu_x = 0;
+
+ num_args = 0;
+ XtSetArg(arglist[num_args], XtNx, menu_x); num_args++;
+ XtSetArg(arglist[num_args], XtNy, menu_y); num_args++;
+ XtSetValues(menu, arglist, num_args);
+
+ XtPopupSpringLoaded(menu);
+}
diff --git a/libXaw/src/MultiSink.c b/libXaw/src/MultiSink.c
index 39c7da212..129624e01 100644
--- a/libXaw/src/MultiSink.c
+++ b/libXaw/src/MultiSink.c
@@ -1,975 +1,975 @@
-/*
- * Copyright 1991 by OMRON Corporation
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of OMRON not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission. OMRON makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL OMRON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTUOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- * Author: Li Yuhong OMRON Corporation
- */
-
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xatom.h>
-#include <X11/Xaw/XawInit.h>
-#include <X11/Xaw/MultiSinkP.h>
-#include <X11/Xaw/MultiSrcP.h>
-#include <X11/Xaw/TextP.h>
-#include "XawI18n.h"
-#include <stdio.h>
-#include <ctype.h>
-#include "Private.h"
-
-#ifdef GETLASTPOS
-#undef GETLASTPOS /* We will use our own GETLASTPOS */
-#endif
-
-#define GETLASTPOS \
- XawTextSourceScan(source, 0, XawstAll, XawsdRight, 1, True)
-
-/*
- * Class Methods
- */
-static void XawMultiSinkClassInitialize(void);
-static void XawMultiSinkInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawMultiSinkDestroy(Widget);
-static void XawMultiSinkResize(Widget);
-static Boolean XawMultiSinkSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static int MaxLines(Widget, unsigned int);
-static int MaxHeight(Widget, int);
-static void SetTabs(Widget, int, short*);
-static void DisplayText(Widget, int, int,
- XawTextPosition, XawTextPosition, Bool);
-static void InsertCursor(Widget, int, int, XawTextInsertState);
-static void FindPosition(Widget, XawTextPosition, int, int, Bool,
- XawTextPosition*, int*, int*);
-static void FindDistance(Widget, XawTextPosition, int, XawTextPosition, int*,
- XawTextPosition*, int*);
-static void Resolve(Widget, XawTextPosition, int, int, XawTextPosition*);
-static void GetCursorBounds(Widget, XRectangle*);
-
-/*
- * Prototypes
- */
-static void GetGC(MultiSinkObject);
-static int CharWidth(MultiSinkObject, XFontSet, int, wchar_t);
-static unsigned int PaintText(Widget w, GC gc, int x, int y,
- wchar_t *buf, int len, Bool);
-
-/*
- * Defined in TextSink.c
- */
-void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
-
-/*
- * Initialization
- */
-static wchar_t wspace[2];
-
-#define offset(field) XtOffsetOf(MultiSinkRec, multi_sink.field)
-static XtResource resources[] = {
- {
- XtNfontSet,
- XtCFontSet,
- XtRFontSet,
- sizeof(XFontSet),
- offset(fontset),
- XtRString,
- XtDefaultFontSet
- },
- {
- XtNecho,
- XtCOutput,
- XtRBoolean,
- sizeof(Boolean),
- offset(echo),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNdisplayNonprinting,
- XtCOutput,
- XtRBoolean,
- sizeof(Boolean),
- offset(display_nonprinting),
- XtRImmediate,
- (XtPointer)True
- },
-};
-#undef offset
-
-#define SuperClass (&textSinkClassRec)
-MultiSinkClassRec multiSinkClassRec = {
- /* object */
- {
- (WidgetClass)SuperClass, /* superclass */
- "MultiSink", /* class_name */
- sizeof(MultiSinkRec), /* widget_size */
- XawMultiSinkClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawMultiSinkInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* obj1 */
- NULL, /* obj2 */
- 0, /* obj3 */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* obj4 */
- False, /* obj5 */
- False, /* obj6 */
- False, /* obj7 */
- XawMultiSinkDestroy, /* destroy */
- (XtProc)XawMultiSinkResize, /* obj8 */
- NULL, /* obj9 */
- XawMultiSinkSetValues, /* set_values */
- NULL, /* set_values_hook */
- NULL, /* obj10 */
- NULL, /* get_values_hook */
- NULL, /* obj11 */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* obj12 */
- NULL, /* obj13 */
- NULL, /* obj14 */
- NULL, /* extension */
- },
- /* text_sink */
- {
- DisplayText, /* DisplayText */
- InsertCursor, /* InsertCursor */
- XtInheritClearToBackground, /* ClearToBackground */
- FindPosition, /* FindPosition */
- FindDistance, /* FindDistance */
- Resolve, /* Resolve */
- MaxLines, /* MaxLines */
- MaxHeight, /* MaxHeight */
- SetTabs, /* SetTabs */
- GetCursorBounds, /* GetCursorBounds */
- },
- /* multi_sink */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass multiSinkObjectClass = (WidgetClass)&multiSinkClassRec;
-
-/*
- * Implementation
- */
-static int
-CharWidth(MultiSinkObject sink, XFontSet fontset, int x, wchar_t c)
-{
- int width = 0;
-
- if (c == _Xaw_atowc(XawLF))
- return (0);
-
- if (c == _Xaw_atowc(XawTAB)) {
- int i;
- Position *tab;
-
- width = x;
- /* Adjust for Left Margin. */
- x -= ((TextWidget)XtParent((Widget)sink))->text.left_margin;
-
- i = 0;
- tab = sink->text_sink.tabs;
- /*CONSTCOND*/
- while (1) {
- if (x < *tab)
- return (*tab - x);
- /* Start again */
- if (++i >= sink->text_sink.tab_count) {
- x -= *tab;
- i = 0;
- tab = sink->text_sink.tabs;
- if (width == x)
- return (0);
- }
- else
- ++tab;
- }
- /*NOTREACHED*/
- }
-
- if (XwcTextEscapement(fontset, &c, 1) == 0) {
- if (sink->multi_sink.display_nonprinting)
- c = _Xaw_atowc('@');
- else
- c = _Xaw_atowc(XawSP);
- }
-
- /*
- * if more efficiency(suppose one column is one ASCII char)
-
- width = XwcGetColumn(fontset->font_charset, fontset->num_of_fonts, c) *
- fontset->font_struct_list[0]->min_bounds.width;
- *
- * WARNING: Very Slower!!!
- *
- * Li Yuhong.
- */
-
- width = XwcTextEscapement(fontset, &c, 1);
-
- return (width);
-}
-
-/*
- * Function:
- * PaintText
- *
- * Parameters:
- * w - text sink object
- * gc - gc to paint text
- * x - location to paint the text
- * y - ""
- * buf - buffer and length of text to paint
- * len - ""
- * clear_bg - clear background before drawing ?
- *
- * Description:
- * Actually paints the text into the window.
- *
- * Returns:
- * The width of the text painted
- */
-static unsigned int
-PaintText(Widget w, GC gc, int x, int y, wchar_t *buf, int len, Bool clear_bg)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
- TextWidget ctx = (TextWidget)XtParent(w);
- XFontSet fontset = sink->multi_sink.fontset;
- unsigned int width = XwcTextEscapement(fontset, buf, len);
-
- if (((int)width) <= -x) /* Don't draw if we can't see it */
- return (width);
-
- if (clear_bg) {
- XFontSetExtents *ext = XExtentsOfFontSet(fontset);
-
- _XawTextSinkClearToBackground(w, x, y - abs(ext->max_logical_extent.y),
- width, ext->max_logical_extent.height);
- XwcDrawString(XtDisplay(ctx), XtWindow(ctx), fontset, gc, x, y, buf, len);
- }
- else
- XwcDrawImageString(XtDisplay(ctx), XtWindow(ctx), fontset, gc,
- x, y, buf, len);
-
- return (width);
-}
-
-/* Sink Object Functions */
-/*
- * This function does not know about drawing more than one line of text
- */
-static void
-DisplayText(Widget w, int x, int y,
- XawTextPosition pos1, XawTextPosition pos2, Bool highlight)
-{
- TextWidget ctx = (TextWidget)XtParent(w);
- MultiSinkObject sink = (MultiSinkObject)w;
- XFontSet fontset = sink->multi_sink.fontset;
- Widget source = XawTextGetSource(XtParent(w));
- wchar_t buf[256];
- XFontSetExtents *ext = XExtentsOfFontSet(fontset);
- int j, k;
- XawTextBlock blk;
- GC gc, invgc, tabgc;
- int max_x;
- Bool clear_bg;
-
- if (!sink->multi_sink.echo || !ctx->text.lt.lines)
- return;
-
- max_x = (int)XtWidth(ctx) - ctx->text.r_margin.right;
- clear_bg = !highlight && ctx->core.background_pixmap != XtUnspecifiedPixmap;
-
- gc = highlight ? sink->multi_sink.invgc : sink->multi_sink.normgc;
- invgc = highlight ? sink->multi_sink.normgc : sink->multi_sink.invgc;
-
- if (highlight && sink->multi_sink.xorgc)
- tabgc = sink->multi_sink.xorgc;
- else
- tabgc = invgc;
-
- y += abs(ext->max_logical_extent.y);
- for (j = 0; pos1 < pos2;) {
- pos1 = XawTextSourceRead(source, pos1, &blk, (int) pos2 - pos1);
- for (k = 0; k < blk.length; k++) {
- if ((unsigned) j >= (sizeof(buf) / sizeof(wchar_t)) - 1) {
- /* buffer full, dump the text */
- if ((x += PaintText(w, gc, x, y, buf, j, clear_bg)) >= max_x)
- return;
- j = 0;
- }
- buf[j] = ((wchar_t *)blk.ptr)[k];
- if (buf[j] == _Xaw_atowc(XawLF))
- continue;
-
- else if (buf[j] == _Xaw_atowc(XawTAB)) {
- unsigned int width;
-
- if (j != 0 &&
- (x += PaintText(w, gc, x, y, buf, j, clear_bg)) >= max_x)
- return;
-
- width = CharWidth(sink, fontset, x, _Xaw_atowc(XawTAB));
- if (clear_bg)
- _XawTextSinkClearToBackground(w,
- x, y - abs(ext->max_logical_extent.y),
- width, ext->max_logical_extent.height);
- else
- XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
- tabgc, x,
- y - abs(ext->max_logical_extent.y),
- width,
- ext->max_logical_extent.height);
- x += width;
- j = -1;
- }
- else if (XwcTextEscapement(sink->multi_sink.fontset, &buf[j], 1)
- == 0) {
- if (sink->multi_sink.display_nonprinting)
- buf[j] = _Xaw_atowc('@');
- else
- buf[j] = _Xaw_atowc(XawSP);
- }
- j++;
- }
- }
-
- if (j > 0)
- (void)PaintText(w, gc, x, y, buf, j, clear_bg);
-}
-
-/*
- * Function:
- * GetCursorBounds
- *
- * Parameters:
- * w - text sink object
- * rect - X rectangle to return the cursor bounds
- *
- * Description:
- * Returns the size and location of the cursor.
- */
-static void
-GetCursorBounds(Widget w, XRectangle *rect)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
-
- rect->width = CharWidth(sink, sink->multi_sink.fontset, 0, _Xaw_atowc(XawSP));
- rect->height = (XExtentsOfFontSet(sink->multi_sink.fontset)
- ->max_logical_extent.height);
- rect->x = sink->multi_sink.cursor_x;
- rect->y = sink->multi_sink.cursor_y - (short)rect->height;
-}
-
-/*
- * The following procedure manages the "insert" cursor
- */
-static void
-InsertCursor(Widget w, int x, int y, XawTextInsertState state)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
- XFontSet fontset = sink->multi_sink.fontset;
- Widget ctx = XtParent(w);
- XawTextPosition position = XawTextGetInsertionPoint(ctx);
-
- if (XtIsRealized(ctx)) {
- int fheight, fdiff;
- XawTextBlock block;
- wchar_t c;
- XawTextPosition selection_start, selection_end;
- Boolean has_selection;
- XFontSetExtents *ext = XExtentsOfFontSet(fontset);
-
- XawTextGetSelectionPos((Widget)ctx, &selection_start, &selection_end);
- has_selection = selection_start != selection_end;
-
- fheight = ext->max_logical_extent.height;
- fdiff = fheight - abs(ext->max_logical_extent.y);
-
- if ((sink->multi_sink.cursor_position != position || state == XawisOff)
- && !has_selection && sink->multi_sink.laststate != XawisOff) {
- wchar_t *ochar;
-
- (void)XawTextSourceRead(XawTextGetSource(ctx),
- sink->multi_sink.cursor_position,
- &block, 1);
- if (!block.length)
- ochar = NULL;
- else {
- c = ((wchar_t *)block.ptr)[0];
- if (c == _Xaw_atowc(XawLF))
- ochar = NULL;
- else if (c == _Xaw_atowc(XawTAB))
- ochar = wspace;
- else
- ochar = (wchar_t *)block.ptr;
- }
-
- if (!ochar)
- _XawTextSinkClearToBackground(w, sink->multi_sink.cursor_x,
- (sink->multi_sink.cursor_y - 1 -
- fheight), CharWidth(sink, fontset,
- 0, wspace[0]),
- fheight);
- else {
- if (XwcTextEscapement(sink->multi_sink.fontset, ochar, 1) != 0)
- DisplayText(w, sink->multi_sink.cursor_x,
- sink->multi_sink.cursor_y - 1 - fheight,
- sink->multi_sink.cursor_position,
- sink->multi_sink.cursor_position + 1,
- False);
- else
- PaintText(w, sink->multi_sink.normgc,
- sink->multi_sink.cursor_x,
- sink->multi_sink.cursor_y - 1 - fdiff,
- ochar, 1,
- ctx->core.background_pixmap != XtUnspecifiedPixmap);
- }
- }
-
- if (!has_selection && state != XawisOff) {
- wchar_t *nchar;
- Boolean focus = ((TextWidget)ctx)->text.hasfocus;
-
- (void)XawTextSourceRead(XawTextGetSource(ctx),
- position, &block, 1);
- c = ((wchar_t *)block.ptr)[0];
- if (!block.length || c == _Xaw_atowc(XawLF)
- || c == _Xaw_atowc(XawTAB))
- nchar = wspace;
- else
- nchar = (wchar_t *)block.ptr;
-
- if (focus) {
- if (XwcTextEscapement(sink->multi_sink.fontset, nchar, 1) != 0)
- XwcDrawImageString(XtDisplay(ctx), XtWindow(ctx),
- fontset, sink->multi_sink.invgc,
- x, (y - 1 - fdiff), nchar, 1);
- else
- DisplayText(w, x, y - 1 - fheight,
- position, position + 1, True);
- }
- else
- XDrawRectangle(XtDisplay(ctx), XtWindow(ctx),
- sink->multi_sink.xorgc ?
- sink->multi_sink.xorgc : sink->multi_sink.normgc,
- x, y - 1 - fheight,
- CharWidth(sink, fontset, 0, *nchar) - 1,
- fheight - 1);
- }
- }
-
- sink->multi_sink.cursor_x = x;
- sink->multi_sink.cursor_y = y;
- sink->multi_sink.laststate = state;
- sink->multi_sink.cursor_position = position;
-}
-
-/*
- * Given two positions, find the distance between them
- */
-static void
-FindDistance(Widget w, XawTextPosition fromPos, int fromx,
- XawTextPosition toPos, int *resWidth,
- XawTextPosition *resPos, int *resHeight)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
- XFontSet fontset = sink->multi_sink.fontset;
- TextWidget ctx = (TextWidget)XtParent(w);
- Widget source = ctx->text.source;
- XawTextPosition idx, pos;
- wchar_t c;
- XFontSetExtents *ext = XExtentsOfFontSet(fontset);
- XawTextBlock blk;
- int i, rWidth;
-
- pos = XawTextSourceRead(source, fromPos, &blk, toPos - fromPos);
- rWidth = 0;
- for (i = 0, idx = fromPos; idx < toPos; i++, idx++) {
- if (i >= blk.length) {
- i = 0;
- XawTextSourceRead(source, pos, &blk, toPos - pos);
- if (blk.length == 0)
- break;
- }
- c = ((wchar_t *)blk.ptr)[i];
- rWidth += CharWidth(sink, fontset, fromx + rWidth, c);
- if (c == _Xaw_atowc(XawLF)) {
- idx++;
- break;
- }
- }
-
- *resPos = idx;
- *resWidth = rWidth;
- *resHeight = ext->max_logical_extent.height;
-}
-
-static void
-FindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
- Bool stopAtWordBreak, XawTextPosition *resPos, int *resWidth,
- int *resHeight)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
- TextWidget ctx = (TextWidget)XtParent(w);
- Widget source = ctx->text.source;
- XFontSet fontset = sink->multi_sink.fontset;
- XawTextPosition idx, pos, whiteSpacePosition = 0;
- int i, lastWidth, whiteSpaceWidth, rWidth;
- Boolean whiteSpaceSeen;
- wchar_t c;
- XFontSetExtents *ext = XExtentsOfFontSet(fontset);
- XawTextBlock blk;
-
- pos = XawTextSourceRead(source, fromPos, &blk, BUFSIZ);
- rWidth = lastWidth = whiteSpaceWidth = 0;
- whiteSpaceSeen = False;
- c = 0;
-
- for (i = 0, idx = fromPos; rWidth <= width; i++, idx++) {
- if (i >= blk.length) {
- i = 0;
- pos = XawTextSourceRead(source, pos, &blk, BUFSIZ);
- if (blk.length == 0)
- break;
- }
- c = ((wchar_t *)blk.ptr)[i];
- lastWidth = rWidth;
- rWidth += CharWidth(sink, fontset, fromx + rWidth, c);
-
- if (c == _Xaw_atowc(XawLF)) {
- idx++;
- break;
- }
- else if ((c == _Xaw_atowc(XawSP) || c == _Xaw_atowc(XawTAB))
- && rWidth <= width) {
- whiteSpaceSeen = True;
- whiteSpacePosition = idx;
- whiteSpaceWidth = rWidth;
- }
- }
-
- if (rWidth > width && idx > fromPos) {
- idx--;
- rWidth = lastWidth;
- if (stopAtWordBreak && whiteSpaceSeen) {
- idx = whiteSpacePosition + 1;
- rWidth = whiteSpaceWidth;
- }
- }
-
- if (idx >= ctx->text.lastPos && c != _Xaw_atowc(XawLF))
- idx = ctx->text.lastPos + 1;
-
- *resPos = idx;
- *resWidth = rWidth;
- *resHeight = ext->max_logical_extent.height;
-}
-
-static void
-Resolve(Widget w, XawTextPosition pos, int fromx, int width,
- XawTextPosition *pos_return)
-{
- int resWidth, resHeight;
- Widget source = XawTextGetSource(XtParent(w));
-
- FindPosition(w, pos, fromx, width, False, pos_return, &resWidth, &resHeight);
- if (*pos_return > GETLASTPOS)
- *pos_return = GETLASTPOS;
-}
-
-static void
-GetGC(MultiSinkObject sink)
-{
- XtGCMask valuemask = (GCGraphicsExposures | GCClipXOrigin |
- GCForeground | GCBackground);
- XGCValues values;
-
- /* XXX We dont want do share a gc that will change the clip-mask */
- values.clip_x_origin = (long)sink;
- values.clip_mask = None;
- values.graphics_exposures = False;
-
- values.foreground = sink->text_sink.foreground;
- values.background = sink->text_sink.background;
-
- sink->multi_sink.normgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
- GCFont | GCClipMask, 0);
-
- values.foreground = sink->text_sink.background;
-#ifndef OLDXAW
- values.background = sink->text_sink.cursor_color;
-#else
- values.background = sink->text_sink.foreground;
-#endif
- sink->multi_sink.invgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
- GCFont | GCClipMask, 0);
-#ifndef OLDXAW
- if (sink->text_sink.cursor_color != sink->text_sink.foreground) {
- values.foreground = sink->text_sink.cursor_color;
- values.background = sink->text_sink.foreground;
- sink->multi_sink.xorgc = XtAllocateGC((Widget)sink, 0, valuemask,
- &values, GCFont | GCClipMask, 0);
- }
- else
-#endif /* OLDXAW */
- sink->multi_sink.xorgc = NULL;
-
- XawMultiSinkResize((Widget)sink);
-}
-
-static void
-XawMultiSinkClassInitialize(void)
-{
- wspace[0] = _Xaw_atowc(XawSP);
- XawInitializeWidgetSet();
-}
-
-/*
- * Function:
- * XawMultiSinkInitialize
- *
- * Parameters:
- * request - requested and new values for the object instance
- * cnew - ""
- *
- * Description:
- * Initializes the TextSink Object.
- */
-/* ARGSUSED */
-static void
-XawMultiSinkInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- MultiSinkObject sink = (MultiSinkObject)cnew;
-
- GetGC(sink);
-
- if (!sink->multi_sink.fontset) XtError("Aborting: no fontset found\n");
-
- sink->multi_sink.cursor_position = 0;
- sink->multi_sink.laststate = XawisOff;
- sink->multi_sink.cursor_x = sink->multi_sink.cursor_y = 0;
-}
-
-/*
- * Function:
- * XawMultiSinkDestroy
- *
- * Parameters:
- * w - MultiSink Object
- *
- * Description:
- * This function cleans up when the object is destroyed.
- */
-static void
-XawMultiSinkDestroy(Widget w)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
-
- XtReleaseGC(w, sink->multi_sink.normgc);
- XtReleaseGC(w, sink->multi_sink.invgc);
- if (sink->multi_sink.xorgc)
- XtReleaseGC(w, sink->multi_sink.xorgc);
- sink->multi_sink.normgc =
- sink->multi_sink.invgc =
- sink->multi_sink.xorgc = NULL;
-}
-
-static void
-XawMultiSinkResize(Widget w)
-{
- TextWidget ctx = (TextWidget)XtParent(w);
- MultiSinkObject sink = (MultiSinkObject)w;
- XRectangle rect;
- int width, height;
-
- if (w->core.widget_class != multiSinkObjectClass)
- return;
-
- rect.x = ctx->text.r_margin.left;
- rect.y = ctx->text.r_margin.top;
- width = (int)XtWidth(ctx) -
- (int)ctx->text.r_margin.right - (int)ctx->text.r_margin.left;
- height = (int)XtHeight(ctx) -
- (int)ctx->text.r_margin.top - (int)ctx->text.r_margin.bottom;
- rect.width = width;
- rect.height = height;
-
- if (sink->multi_sink.normgc) {
- if (width >= 0 && height >= 0)
- XSetClipRectangles(XtDisplay((Widget)ctx), sink->multi_sink.normgc,
- 0, 0, &rect, 1, Unsorted);
- else
- XSetClipMask(XtDisplay((Widget)ctx), sink->multi_sink.normgc, None);
- }
- if (sink->multi_sink.invgc) {
- if (width >= 0 && height >= 0)
- XSetClipRectangles(XtDisplay((Widget)ctx), sink->multi_sink.invgc,
- 0, 0, &rect, 1, Unsorted);
- else
- XSetClipMask(XtDisplay((Widget)ctx), sink->multi_sink.invgc, None);
- }
- if (sink->multi_sink.xorgc) {
- if (width >= 0 && height >= 0)
- XSetClipRectangles(XtDisplay((Widget)ctx), sink->multi_sink.xorgc,
- 0, 0, &rect, 1, Unsorted);
- else
- XSetClipMask(XtDisplay((Widget)ctx), sink->multi_sink.xorgc, None);
- }
-}
-
-/*
- * Function:
- * XawMultiSinkSetValues
- *
- * Parameters:
- * current - current state of the object
- * request - what was requested
- * cnew - what the object will become
- *
- * Description:
- * Sets the values for the MultiSink.
- *
- * Returns:
- * True if redisplay is needed
- */
-/*ARGSUSED*/
-static Boolean
-XawMultiSinkSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- MultiSinkObject w = (MultiSinkObject)cnew;
- MultiSinkObject old_w = (MultiSinkObject)current;
-
- /* Font set is not in the GC! Do not make a new GC when font set changes! */
-
- if (w->multi_sink.fontset != old_w->multi_sink.fontset) {
- ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
-#ifndef NO_TAB_FIX
- SetTabs((Widget)w, w->text_sink.tab_count, w->text_sink.char_tabs);
-#endif
- }
-
- if (w->text_sink.background != old_w->text_sink.background
- || w->text_sink.foreground != old_w->text_sink.foreground
-#ifndef OLDXAW
- || w->text_sink.cursor_color != old_w->text_sink.cursor_color
-#endif
- ) {
- XtReleaseGC(cnew, w->multi_sink.normgc);
- XtReleaseGC(cnew, w->multi_sink.invgc);
- if (w->multi_sink.xorgc)
- XtReleaseGC(cnew, w->multi_sink.xorgc);
- GetGC(w);
- ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
- }
- else if (w->multi_sink.echo != old_w->multi_sink.echo
- || w->multi_sink.display_nonprinting
- != old_w->multi_sink.display_nonprinting)
- ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
-
- return (False);
-}
-
-/*
- * Function:
- * MaxLines
- *
- * Parameters:
- * w - MultiSink Object
- * height - height to fit lines into
- *
- * Description:
- * Finds the Maximum number of lines that will fit in a given height.
- *
- * Returns:
- * The number of lines that will fit
- */
-/*ARGSUSED*/
-static int
-MaxLines(Widget w, unsigned int height)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
- int font_height;
- XFontSetExtents *ext = XExtentsOfFontSet(sink->multi_sink.fontset);
-
- font_height = ext->max_logical_extent.height;
- return (height / font_height);
-}
-
-/*
- * Function:
- * MaxHeight
- *
- * Parameters:
- * w - MultiSink Object
- * lines - number of lines
- *
- * Description:
- * Finds the Minium height that will contain a given number lines.
- * Returns:
- * The height
- */
-/*ARGSUSED*/
-static int
-MaxHeight(Widget w, int lines)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
- XFontSetExtents *ext = XExtentsOfFontSet(sink->multi_sink.fontset);
-
- return (lines * ext->max_logical_extent.height);
-}
-
-/*
- * Function:
- * SetTabs
- *
- * Arguments:
- * w - MultiSink Object
- * tab_count - number of tabs in the list
- * tabs - text positions of the tabs
- *
- * Description:
- * Sets the Tab stops.
- */
-static void
-SetTabs(Widget w, int tab_count, short* tabs)
-{
- MultiSinkObject sink = (MultiSinkObject)w;
- int i;
- Atom XA_FIGURE_WIDTH;
- unsigned long figure_width = 0;
- XFontStruct *font;
-
- /*
- * Bug:
- * Suppose the first font of fontset stores the unit of column.
- *
- * By Li Yuhong, Mar. 14, 1991
- */
- {
- XFontStruct **f_list;
- char **f_name;
-
- (void)XFontsOfFontSet(sink->multi_sink.fontset, &f_list, &f_name);
- font = f_list[0];
- }
-
- /*
- * Find the figure width of the current font
- */
- XA_FIGURE_WIDTH = XInternAtom(XtDisplayOfObject(w), "FIGURE_WIDTH", False);
- if (XA_FIGURE_WIDTH != None
- && (!XGetFontProperty(font, XA_FIGURE_WIDTH, &figure_width)
- || figure_width == 0)) {
- if (font->per_char && font->min_char_or_byte2 <= '$'
- && font->max_char_or_byte2 >= '$')
- figure_width = font->per_char['$' - font->min_char_or_byte2].width;
- else
- figure_width = font->max_bounds.width;
- }
-
- if (tab_count > sink->text_sink.tab_count) {
- sink->text_sink.tabs = (Position *)
- XtRealloc((char *)sink->text_sink.tabs,
- (Cardinal)(tab_count * sizeof(Position)));
- sink->text_sink.char_tabs = (short *)
- XtRealloc((char *)sink->text_sink.char_tabs,
- (Cardinal)(tab_count * sizeof(short)));
- }
-
- for (i = 0 ; i < tab_count ; i++) {
- sink->text_sink.tabs[i] = tabs[i] * figure_width;
- sink->text_sink.char_tabs[i] = tabs[i];
- }
-
- sink->text_sink.tab_count = tab_count;
-
-#ifndef NO_TAB_FIX
- ((TextWidget)XtParent(w))->text.redisplay_needed = True;
-#endif
-}
-
-void
-_XawMultiSinkPosToXY(Widget w, XawTextPosition pos, Position *x, Position *y)
-{
- MultiSinkObject sink = (MultiSinkObject)((TextWidget)w)->text.sink;
- XFontSetExtents *ext = XExtentsOfFontSet(sink->multi_sink.fontset);
-
- _XawTextPosToXY(w, pos, x, y);
- *y += abs(ext->max_logical_extent.y);
-}
+/*
+ * Copyright 1991 by OMRON Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OMRON not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission. OMRON makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OMRON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTUOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Li Yuhong OMRON Corporation
+ */
+
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xatom.h>
+#include <X11/Xaw/XawInit.h>
+#include <X11/Xaw/MultiSinkP.h>
+#include <X11/Xaw/MultiSrcP.h>
+#include <X11/Xaw/TextP.h>
+#include "XawI18n.h"
+#include <stdio.h>
+#include <ctype.h>
+#include "Private.h"
+
+#ifdef GETLASTPOS
+#undef GETLASTPOS /* We will use our own GETLASTPOS */
+#endif
+
+#define GETLASTPOS \
+ XawTextSourceScan(source, 0, XawstAll, XawsdRight, 1, True)
+
+/*
+ * Class Methods
+ */
+static void XawMultiSinkClassInitialize(void);
+static void XawMultiSinkInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawMultiSinkDestroy(Widget);
+static void XawMultiSinkResize(Widget);
+static Boolean XawMultiSinkSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static int MaxLines(Widget, unsigned int);
+static int MaxHeight(Widget, int);
+static void SetTabs(Widget, int, short*);
+static void DisplayText(Widget, int, int,
+ XawTextPosition, XawTextPosition, Bool);
+static void InsertCursor(Widget, int, int, XawTextInsertState);
+static void FindPosition(Widget, XawTextPosition, int, int, Bool,
+ XawTextPosition*, int*, int*);
+static void FindDistance(Widget, XawTextPosition, int, XawTextPosition, int*,
+ XawTextPosition*, int*);
+static void Resolve(Widget, XawTextPosition, int, int, XawTextPosition*);
+static void GetCursorBounds(Widget, XRectangle*);
+
+/*
+ * Prototypes
+ */
+static void GetGC(MultiSinkObject);
+static int CharWidth(MultiSinkObject, XFontSet, int, wchar_t);
+static unsigned int PaintText(Widget w, GC gc, int x, int y,
+ wchar_t *buf, int len, Bool);
+
+/*
+ * Defined in TextSink.c
+ */
+void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
+
+/*
+ * Initialization
+ */
+static wchar_t wspace[2];
+
+#define offset(field) XtOffsetOf(MultiSinkRec, multi_sink.field)
+static XtResource resources[] = {
+ {
+ XtNfontSet,
+ XtCFontSet,
+ XtRFontSet,
+ sizeof(XFontSet),
+ offset(fontset),
+ XtRString,
+ XtDefaultFontSet
+ },
+ {
+ XtNecho,
+ XtCOutput,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(echo),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNdisplayNonprinting,
+ XtCOutput,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(display_nonprinting),
+ XtRImmediate,
+ (XtPointer)True
+ },
+};
+#undef offset
+
+#define SuperClass (&textSinkClassRec)
+MultiSinkClassRec multiSinkClassRec = {
+ /* object */
+ {
+ (WidgetClass)SuperClass, /* superclass */
+ "MultiSink", /* class_name */
+ sizeof(MultiSinkRec), /* widget_size */
+ XawMultiSinkClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawMultiSinkInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* obj1 */
+ NULL, /* obj2 */
+ 0, /* obj3 */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* obj4 */
+ False, /* obj5 */
+ False, /* obj6 */
+ False, /* obj7 */
+ XawMultiSinkDestroy, /* destroy */
+ (XtProc)XawMultiSinkResize, /* obj8 */
+ NULL, /* obj9 */
+ XawMultiSinkSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ NULL, /* obj10 */
+ NULL, /* get_values_hook */
+ NULL, /* obj11 */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* obj12 */
+ NULL, /* obj13 */
+ NULL, /* obj14 */
+ NULL, /* extension */
+ },
+ /* text_sink */
+ {
+ DisplayText, /* DisplayText */
+ InsertCursor, /* InsertCursor */
+ XtInheritClearToBackground, /* ClearToBackground */
+ FindPosition, /* FindPosition */
+ FindDistance, /* FindDistance */
+ Resolve, /* Resolve */
+ MaxLines, /* MaxLines */
+ MaxHeight, /* MaxHeight */
+ SetTabs, /* SetTabs */
+ GetCursorBounds, /* GetCursorBounds */
+ },
+ /* multi_sink */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass multiSinkObjectClass = (WidgetClass)&multiSinkClassRec;
+
+/*
+ * Implementation
+ */
+static int
+CharWidth(MultiSinkObject sink, XFontSet fontset, int x, wchar_t c)
+{
+ int width = 0;
+
+ if (c == _Xaw_atowc(XawLF))
+ return (0);
+
+ if (c == _Xaw_atowc(XawTAB)) {
+ int i;
+ Position *tab;
+
+ width = x;
+ /* Adjust for Left Margin. */
+ x -= ((TextWidget)XtParent((Widget)sink))->text.left_margin;
+
+ i = 0;
+ tab = sink->text_sink.tabs;
+ /*CONSTCOND*/
+ while (1) {
+ if (x < *tab)
+ return (*tab - x);
+ /* Start again */
+ if (++i >= sink->text_sink.tab_count) {
+ x -= *tab;
+ i = 0;
+ tab = sink->text_sink.tabs;
+ if (width == x)
+ return (0);
+ }
+ else
+ ++tab;
+ }
+ /*NOTREACHED*/
+ }
+
+ if (XwcTextEscapement(fontset, &c, 1) == 0) {
+ if (sink->multi_sink.display_nonprinting)
+ c = _Xaw_atowc('@');
+ else
+ c = _Xaw_atowc(XawSP);
+ }
+
+ /*
+ * if more efficiency(suppose one column is one ASCII char)
+
+ width = XwcGetColumn(fontset->font_charset, fontset->num_of_fonts, c) *
+ fontset->font_struct_list[0]->min_bounds.width;
+ *
+ * WARNING: Very Slower!!!
+ *
+ * Li Yuhong.
+ */
+
+ width = XwcTextEscapement(fontset, &c, 1);
+
+ return (width);
+}
+
+/*
+ * Function:
+ * PaintText
+ *
+ * Parameters:
+ * w - text sink object
+ * gc - gc to paint text
+ * x - location to paint the text
+ * y - ""
+ * buf - buffer and length of text to paint
+ * len - ""
+ * clear_bg - clear background before drawing ?
+ *
+ * Description:
+ * Actually paints the text into the window.
+ *
+ * Returns:
+ * The width of the text painted
+ */
+static unsigned int
+PaintText(Widget w, GC gc, int x, int y, wchar_t *buf, int len, Bool clear_bg)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ XFontSet fontset = sink->multi_sink.fontset;
+ unsigned int width = XwcTextEscapement(fontset, buf, len);
+
+ if (((int)width) <= -x) /* Don't draw if we can't see it */
+ return (width);
+
+ if (clear_bg) {
+ XFontSetExtents *ext = XExtentsOfFontSet(fontset);
+
+ _XawTextSinkClearToBackground(w, x, y - abs(ext->max_logical_extent.y),
+ width, ext->max_logical_extent.height);
+ XwcDrawString(XtDisplay(ctx), XtWindow(ctx), fontset, gc, x, y, buf, len);
+ }
+ else
+ XwcDrawImageString(XtDisplay(ctx), XtWindow(ctx), fontset, gc,
+ x, y, buf, len);
+
+ return (width);
+}
+
+/* Sink Object Functions */
+/*
+ * This function does not know about drawing more than one line of text
+ */
+static void
+DisplayText(Widget w, int x, int y,
+ XawTextPosition pos1, XawTextPosition pos2, Bool highlight)
+{
+ TextWidget ctx = (TextWidget)XtParent(w);
+ MultiSinkObject sink = (MultiSinkObject)w;
+ XFontSet fontset = sink->multi_sink.fontset;
+ Widget source = XawTextGetSource(XtParent(w));
+ wchar_t buf[256];
+ XFontSetExtents *ext = XExtentsOfFontSet(fontset);
+ int j, k;
+ XawTextBlock blk;
+ GC gc, invgc, tabgc;
+ int max_x;
+ Bool clear_bg;
+
+ if (!sink->multi_sink.echo || !ctx->text.lt.lines)
+ return;
+
+ max_x = (int)XtWidth(ctx) - ctx->text.r_margin.right;
+ clear_bg = !highlight && ctx->core.background_pixmap != XtUnspecifiedPixmap;
+
+ gc = highlight ? sink->multi_sink.invgc : sink->multi_sink.normgc;
+ invgc = highlight ? sink->multi_sink.normgc : sink->multi_sink.invgc;
+
+ if (highlight && sink->multi_sink.xorgc)
+ tabgc = sink->multi_sink.xorgc;
+ else
+ tabgc = invgc;
+
+ y += abs(ext->max_logical_extent.y);
+ for (j = 0; pos1 < pos2;) {
+ pos1 = XawTextSourceRead(source, pos1, &blk, (int) pos2 - pos1);
+ for (k = 0; k < blk.length; k++) {
+ if ((unsigned) j >= (sizeof(buf) / sizeof(wchar_t)) - 1) {
+ /* buffer full, dump the text */
+ if ((x += PaintText(w, gc, x, y, buf, j, clear_bg)) >= max_x)
+ return;
+ j = 0;
+ }
+ buf[j] = ((wchar_t *)blk.ptr)[k];
+ if (buf[j] == _Xaw_atowc(XawLF))
+ continue;
+
+ else if (buf[j] == _Xaw_atowc(XawTAB)) {
+ unsigned int width;
+
+ if (j != 0 &&
+ (x += PaintText(w, gc, x, y, buf, j, clear_bg)) >= max_x)
+ return;
+
+ width = CharWidth(sink, fontset, x, _Xaw_atowc(XawTAB));
+ if (clear_bg)
+ _XawTextSinkClearToBackground(w,
+ x, y - abs(ext->max_logical_extent.y),
+ width, ext->max_logical_extent.height);
+ else
+ XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
+ tabgc, x,
+ y - abs(ext->max_logical_extent.y),
+ width,
+ ext->max_logical_extent.height);
+ x += width;
+ j = -1;
+ }
+ else if (XwcTextEscapement(sink->multi_sink.fontset, &buf[j], 1)
+ == 0) {
+ if (sink->multi_sink.display_nonprinting)
+ buf[j] = _Xaw_atowc('@');
+ else
+ buf[j] = _Xaw_atowc(XawSP);
+ }
+ j++;
+ }
+ }
+
+ if (j > 0)
+ (void)PaintText(w, gc, x, y, buf, j, clear_bg);
+}
+
+/*
+ * Function:
+ * GetCursorBounds
+ *
+ * Parameters:
+ * w - text sink object
+ * rect - X rectangle to return the cursor bounds
+ *
+ * Description:
+ * Returns the size and location of the cursor.
+ */
+static void
+GetCursorBounds(Widget w, XRectangle *rect)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+
+ rect->width = CharWidth(sink, sink->multi_sink.fontset, 0, _Xaw_atowc(XawSP));
+ rect->height = (XExtentsOfFontSet(sink->multi_sink.fontset)
+ ->max_logical_extent.height);
+ rect->x = sink->multi_sink.cursor_x;
+ rect->y = sink->multi_sink.cursor_y - (short)rect->height;
+}
+
+/*
+ * The following procedure manages the "insert" cursor
+ */
+static void
+InsertCursor(Widget w, int x, int y, XawTextInsertState state)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+ XFontSet fontset = sink->multi_sink.fontset;
+ Widget ctx = XtParent(w);
+ XawTextPosition position = XawTextGetInsertionPoint(ctx);
+
+ if (XtIsRealized(ctx)) {
+ int fheight, fdiff;
+ XawTextBlock block;
+ wchar_t c;
+ XawTextPosition selection_start, selection_end;
+ Boolean has_selection;
+ XFontSetExtents *ext = XExtentsOfFontSet(fontset);
+
+ XawTextGetSelectionPos((Widget)ctx, &selection_start, &selection_end);
+ has_selection = selection_start != selection_end;
+
+ fheight = ext->max_logical_extent.height;
+ fdiff = fheight - abs(ext->max_logical_extent.y);
+
+ if ((sink->multi_sink.cursor_position != position || state == XawisOff)
+ && !has_selection && sink->multi_sink.laststate != XawisOff) {
+ wchar_t *ochar;
+
+ (void)XawTextSourceRead(XawTextGetSource(ctx),
+ sink->multi_sink.cursor_position,
+ &block, 1);
+ if (!block.length)
+ ochar = NULL;
+ else {
+ c = ((wchar_t *)block.ptr)[0];
+ if (c == _Xaw_atowc(XawLF))
+ ochar = NULL;
+ else if (c == _Xaw_atowc(XawTAB))
+ ochar = wspace;
+ else
+ ochar = (wchar_t *)block.ptr;
+ }
+
+ if (!ochar)
+ _XawTextSinkClearToBackground(w, sink->multi_sink.cursor_x,
+ (sink->multi_sink.cursor_y - 1 -
+ fheight), CharWidth(sink, fontset,
+ 0, wspace[0]),
+ fheight);
+ else {
+ if (XwcTextEscapement(sink->multi_sink.fontset, ochar, 1) != 0)
+ DisplayText(w, sink->multi_sink.cursor_x,
+ sink->multi_sink.cursor_y - 1 - fheight,
+ sink->multi_sink.cursor_position,
+ sink->multi_sink.cursor_position + 1,
+ False);
+ else
+ PaintText(w, sink->multi_sink.normgc,
+ sink->multi_sink.cursor_x,
+ sink->multi_sink.cursor_y - 1 - fdiff,
+ ochar, 1,
+ ctx->core.background_pixmap != XtUnspecifiedPixmap);
+ }
+ }
+
+ if (!has_selection && state != XawisOff) {
+ wchar_t *nchar;
+ Boolean focus = ((TextWidget)ctx)->text.hasfocus;
+
+ (void)XawTextSourceRead(XawTextGetSource(ctx),
+ position, &block, 1);
+ c = ((wchar_t *)block.ptr)[0];
+ if (!block.length || c == _Xaw_atowc(XawLF)
+ || c == _Xaw_atowc(XawTAB))
+ nchar = wspace;
+ else
+ nchar = (wchar_t *)block.ptr;
+
+ if (focus) {
+ if (XwcTextEscapement(sink->multi_sink.fontset, nchar, 1) != 0)
+ XwcDrawImageString(XtDisplay(ctx), XtWindow(ctx),
+ fontset, sink->multi_sink.invgc,
+ x, (y - 1 - fdiff), nchar, 1);
+ else
+ DisplayText(w, x, y - 1 - fheight,
+ position, position + 1, True);
+ }
+ else
+ XDrawRectangle(XtDisplay(ctx), XtWindow(ctx),
+ sink->multi_sink.xorgc ?
+ sink->multi_sink.xorgc : sink->multi_sink.normgc,
+ x, y - 1 - fheight,
+ CharWidth(sink, fontset, 0, *nchar) - 1,
+ fheight - 1);
+ }
+ }
+
+ sink->multi_sink.cursor_x = x;
+ sink->multi_sink.cursor_y = y;
+ sink->multi_sink.laststate = state;
+ sink->multi_sink.cursor_position = position;
+}
+
+/*
+ * Given two positions, find the distance between them
+ */
+static void
+FindDistance(Widget w, XawTextPosition fromPos, int fromx,
+ XawTextPosition toPos, int *resWidth,
+ XawTextPosition *resPos, int *resHeight)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+ XFontSet fontset = sink->multi_sink.fontset;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ Widget source = ctx->text.source;
+ XawTextPosition idx, pos;
+ wchar_t c;
+ XFontSetExtents *ext = XExtentsOfFontSet(fontset);
+ XawTextBlock blk;
+ int i, rWidth;
+
+ pos = XawTextSourceRead(source, fromPos, &blk, toPos - fromPos);
+ rWidth = 0;
+ for (i = 0, idx = fromPos; idx < toPos; i++, idx++) {
+ if (i >= blk.length) {
+ i = 0;
+ XawTextSourceRead(source, pos, &blk, toPos - pos);
+ if (blk.length == 0)
+ break;
+ }
+ c = ((wchar_t *)blk.ptr)[i];
+ rWidth += CharWidth(sink, fontset, fromx + rWidth, c);
+ if (c == _Xaw_atowc(XawLF)) {
+ idx++;
+ break;
+ }
+ }
+
+ *resPos = idx;
+ *resWidth = rWidth;
+ *resHeight = ext->max_logical_extent.height;
+}
+
+static void
+FindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
+ Bool stopAtWordBreak, XawTextPosition *resPos, int *resWidth,
+ int *resHeight)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+ TextWidget ctx = (TextWidget)XtParent(w);
+ Widget source = ctx->text.source;
+ XFontSet fontset = sink->multi_sink.fontset;
+ XawTextPosition idx, pos, whiteSpacePosition = 0;
+ int i, lastWidth, whiteSpaceWidth, rWidth;
+ Boolean whiteSpaceSeen;
+ wchar_t c;
+ XFontSetExtents *ext = XExtentsOfFontSet(fontset);
+ XawTextBlock blk;
+
+ pos = XawTextSourceRead(source, fromPos, &blk, BUFSIZ);
+ rWidth = lastWidth = whiteSpaceWidth = 0;
+ whiteSpaceSeen = False;
+ c = 0;
+
+ for (i = 0, idx = fromPos; rWidth <= width; i++, idx++) {
+ if (i >= blk.length) {
+ i = 0;
+ pos = XawTextSourceRead(source, pos, &blk, BUFSIZ);
+ if (blk.length == 0)
+ break;
+ }
+ c = ((wchar_t *)blk.ptr)[i];
+ lastWidth = rWidth;
+ rWidth += CharWidth(sink, fontset, fromx + rWidth, c);
+
+ if (c == _Xaw_atowc(XawLF)) {
+ idx++;
+ break;
+ }
+ else if ((c == _Xaw_atowc(XawSP) || c == _Xaw_atowc(XawTAB))
+ && rWidth <= width) {
+ whiteSpaceSeen = True;
+ whiteSpacePosition = idx;
+ whiteSpaceWidth = rWidth;
+ }
+ }
+
+ if (rWidth > width && idx > fromPos) {
+ idx--;
+ rWidth = lastWidth;
+ if (stopAtWordBreak && whiteSpaceSeen) {
+ idx = whiteSpacePosition + 1;
+ rWidth = whiteSpaceWidth;
+ }
+ }
+
+ if (idx >= ctx->text.lastPos && c != _Xaw_atowc(XawLF))
+ idx = ctx->text.lastPos + 1;
+
+ *resPos = idx;
+ *resWidth = rWidth;
+ *resHeight = ext->max_logical_extent.height;
+}
+
+static void
+Resolve(Widget w, XawTextPosition pos, int fromx, int width,
+ XawTextPosition *pos_return)
+{
+ int resWidth, resHeight;
+ Widget source = XawTextGetSource(XtParent(w));
+
+ FindPosition(w, pos, fromx, width, False, pos_return, &resWidth, &resHeight);
+ if (*pos_return > GETLASTPOS)
+ *pos_return = GETLASTPOS;
+}
+
+static void
+GetGC(MultiSinkObject sink)
+{
+ XtGCMask valuemask = (GCGraphicsExposures | GCClipXOrigin |
+ GCForeground | GCBackground);
+ XGCValues values;
+
+ /* XXX We dont want do share a gc that will change the clip-mask */
+ values.clip_x_origin = (long)sink;
+ values.clip_mask = None;
+ values.graphics_exposures = False;
+
+ values.foreground = sink->text_sink.foreground;
+ values.background = sink->text_sink.background;
+
+ sink->multi_sink.normgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
+ GCFont | GCClipMask, 0);
+
+ values.foreground = sink->text_sink.background;
+#ifndef OLDXAW
+ values.background = sink->text_sink.cursor_color;
+#else
+ values.background = sink->text_sink.foreground;
+#endif
+ sink->multi_sink.invgc = XtAllocateGC((Widget)sink, 0, valuemask, &values,
+ GCFont | GCClipMask, 0);
+#ifndef OLDXAW
+ if (sink->text_sink.cursor_color != sink->text_sink.foreground) {
+ values.foreground = sink->text_sink.cursor_color;
+ values.background = sink->text_sink.foreground;
+ sink->multi_sink.xorgc = XtAllocateGC((Widget)sink, 0, valuemask,
+ &values, GCFont | GCClipMask, 0);
+ }
+ else
+#endif /* OLDXAW */
+ sink->multi_sink.xorgc = NULL;
+
+ XawMultiSinkResize((Widget)sink);
+}
+
+static void
+XawMultiSinkClassInitialize(void)
+{
+ wspace[0] = _Xaw_atowc(XawSP);
+ XawInitializeWidgetSet();
+}
+
+/*
+ * Function:
+ * XawMultiSinkInitialize
+ *
+ * Parameters:
+ * request - requested and new values for the object instance
+ * cnew - ""
+ *
+ * Description:
+ * Initializes the TextSink Object.
+ */
+/* ARGSUSED */
+static void
+XawMultiSinkInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ MultiSinkObject sink = (MultiSinkObject)cnew;
+
+ GetGC(sink);
+
+ if (!sink->multi_sink.fontset) XtError("Aborting: no fontset found\n");
+
+ sink->multi_sink.cursor_position = 0;
+ sink->multi_sink.laststate = XawisOff;
+ sink->multi_sink.cursor_x = sink->multi_sink.cursor_y = 0;
+}
+
+/*
+ * Function:
+ * XawMultiSinkDestroy
+ *
+ * Parameters:
+ * w - MultiSink Object
+ *
+ * Description:
+ * This function cleans up when the object is destroyed.
+ */
+static void
+XawMultiSinkDestroy(Widget w)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+
+ XtReleaseGC(w, sink->multi_sink.normgc);
+ XtReleaseGC(w, sink->multi_sink.invgc);
+ if (sink->multi_sink.xorgc)
+ XtReleaseGC(w, sink->multi_sink.xorgc);
+ sink->multi_sink.normgc =
+ sink->multi_sink.invgc =
+ sink->multi_sink.xorgc = NULL;
+}
+
+static void
+XawMultiSinkResize(Widget w)
+{
+ TextWidget ctx = (TextWidget)XtParent(w);
+ MultiSinkObject sink = (MultiSinkObject)w;
+ XRectangle rect;
+ int width, height;
+
+ if (w->core.widget_class != multiSinkObjectClass)
+ return;
+
+ rect.x = ctx->text.r_margin.left;
+ rect.y = ctx->text.r_margin.top;
+ width = (int)XtWidth(ctx) -
+ (int)ctx->text.r_margin.right - (int)ctx->text.r_margin.left;
+ height = (int)XtHeight(ctx) -
+ (int)ctx->text.r_margin.top - (int)ctx->text.r_margin.bottom;
+ rect.width = width;
+ rect.height = height;
+
+ if (sink->multi_sink.normgc) {
+ if (width >= 0 && height >= 0)
+ XSetClipRectangles(XtDisplay((Widget)ctx), sink->multi_sink.normgc,
+ 0, 0, &rect, 1, Unsorted);
+ else
+ XSetClipMask(XtDisplay((Widget)ctx), sink->multi_sink.normgc, None);
+ }
+ if (sink->multi_sink.invgc) {
+ if (width >= 0 && height >= 0)
+ XSetClipRectangles(XtDisplay((Widget)ctx), sink->multi_sink.invgc,
+ 0, 0, &rect, 1, Unsorted);
+ else
+ XSetClipMask(XtDisplay((Widget)ctx), sink->multi_sink.invgc, None);
+ }
+ if (sink->multi_sink.xorgc) {
+ if (width >= 0 && height >= 0)
+ XSetClipRectangles(XtDisplay((Widget)ctx), sink->multi_sink.xorgc,
+ 0, 0, &rect, 1, Unsorted);
+ else
+ XSetClipMask(XtDisplay((Widget)ctx), sink->multi_sink.xorgc, None);
+ }
+}
+
+/*
+ * Function:
+ * XawMultiSinkSetValues
+ *
+ * Parameters:
+ * current - current state of the object
+ * request - what was requested
+ * cnew - what the object will become
+ *
+ * Description:
+ * Sets the values for the MultiSink.
+ *
+ * Returns:
+ * True if redisplay is needed
+ */
+/*ARGSUSED*/
+static Boolean
+XawMultiSinkSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ MultiSinkObject w = (MultiSinkObject)cnew;
+ MultiSinkObject old_w = (MultiSinkObject)current;
+
+ /* Font set is not in the GC! Do not make a new GC when font set changes! */
+
+ if (w->multi_sink.fontset != old_w->multi_sink.fontset) {
+ ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
+#ifndef NO_TAB_FIX
+ SetTabs((Widget)w, w->text_sink.tab_count, w->text_sink.char_tabs);
+#endif
+ }
+
+ if (w->text_sink.background != old_w->text_sink.background
+ || w->text_sink.foreground != old_w->text_sink.foreground
+#ifndef OLDXAW
+ || w->text_sink.cursor_color != old_w->text_sink.cursor_color
+#endif
+ ) {
+ XtReleaseGC(cnew, w->multi_sink.normgc);
+ XtReleaseGC(cnew, w->multi_sink.invgc);
+ if (w->multi_sink.xorgc)
+ XtReleaseGC(cnew, w->multi_sink.xorgc);
+ GetGC(w);
+ ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
+ }
+ else if (w->multi_sink.echo != old_w->multi_sink.echo
+ || w->multi_sink.display_nonprinting
+ != old_w->multi_sink.display_nonprinting)
+ ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
+
+ return (False);
+}
+
+/*
+ * Function:
+ * MaxLines
+ *
+ * Parameters:
+ * w - MultiSink Object
+ * height - height to fit lines into
+ *
+ * Description:
+ * Finds the Maximum number of lines that will fit in a given height.
+ *
+ * Returns:
+ * The number of lines that will fit
+ */
+/*ARGSUSED*/
+static int
+MaxLines(Widget w, unsigned int height)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+ int font_height;
+ XFontSetExtents *ext = XExtentsOfFontSet(sink->multi_sink.fontset);
+
+ font_height = ext->max_logical_extent.height;
+ return (height / font_height);
+}
+
+/*
+ * Function:
+ * MaxHeight
+ *
+ * Parameters:
+ * w - MultiSink Object
+ * lines - number of lines
+ *
+ * Description:
+ * Finds the Minium height that will contain a given number lines.
+ * Returns:
+ * The height
+ */
+/*ARGSUSED*/
+static int
+MaxHeight(Widget w, int lines)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+ XFontSetExtents *ext = XExtentsOfFontSet(sink->multi_sink.fontset);
+
+ return (lines * ext->max_logical_extent.height);
+}
+
+/*
+ * Function:
+ * SetTabs
+ *
+ * Arguments:
+ * w - MultiSink Object
+ * tab_count - number of tabs in the list
+ * tabs - text positions of the tabs
+ *
+ * Description:
+ * Sets the Tab stops.
+ */
+static void
+SetTabs(Widget w, int tab_count, short* tabs)
+{
+ MultiSinkObject sink = (MultiSinkObject)w;
+ int i;
+ Atom XA_FIGURE_WIDTH;
+ unsigned long figure_width = 0;
+ XFontStruct *font;
+
+ /*
+ * Bug:
+ * Suppose the first font of fontset stores the unit of column.
+ *
+ * By Li Yuhong, Mar. 14, 1991
+ */
+ {
+ XFontStruct **f_list;
+ char **f_name;
+
+ (void)XFontsOfFontSet(sink->multi_sink.fontset, &f_list, &f_name);
+ font = f_list[0];
+ }
+
+ /*
+ * Find the figure width of the current font
+ */
+ XA_FIGURE_WIDTH = XInternAtom(XtDisplayOfObject(w), "FIGURE_WIDTH", False);
+ if (XA_FIGURE_WIDTH != None
+ && (!XGetFontProperty(font, XA_FIGURE_WIDTH, &figure_width)
+ || figure_width == 0)) {
+ if (font->per_char && font->min_char_or_byte2 <= '$'
+ && font->max_char_or_byte2 >= '$')
+ figure_width = font->per_char['$' - font->min_char_or_byte2].width;
+ else
+ figure_width = font->max_bounds.width;
+ }
+
+ if (tab_count > sink->text_sink.tab_count) {
+ sink->text_sink.tabs = (Position *)
+ XtRealloc((char *)sink->text_sink.tabs,
+ (Cardinal)(tab_count * sizeof(Position)));
+ sink->text_sink.char_tabs = (short *)
+ XtRealloc((char *)sink->text_sink.char_tabs,
+ (Cardinal)(tab_count * sizeof(short)));
+ }
+
+ for (i = 0 ; i < tab_count ; i++) {
+ sink->text_sink.tabs[i] = tabs[i] * figure_width;
+ sink->text_sink.char_tabs[i] = tabs[i];
+ }
+
+ sink->text_sink.tab_count = tab_count;
+
+#ifndef NO_TAB_FIX
+ ((TextWidget)XtParent(w))->text.redisplay_needed = True;
+#endif
+}
+
+void
+_XawMultiSinkPosToXY(Widget w, XawTextPosition pos, Position *x, Position *y)
+{
+ MultiSinkObject sink = (MultiSinkObject)((TextWidget)w)->text.sink;
+ XFontSetExtents *ext = XExtentsOfFontSet(sink->multi_sink.fontset);
+
+ _XawTextPosToXY(w, pos, x, y);
+ *y += abs(ext->max_logical_extent.y);
+}
diff --git a/libXaw/src/MultiSrc.c b/libXaw/src/MultiSrc.c
index affdd6d89..e9e4bda12 100644
--- a/libXaw/src/MultiSrc.c
+++ b/libXaw/src/MultiSrc.c
@@ -1,1617 +1,1617 @@
-/*
- * Copyright 1991 by OMRON Corporation
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name OMRON not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. OMRON makes no representations
- * about the suitability of this software for any purpose. It is provided
- * "as is" without express or implied warranty.
- *
- * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL OMRON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTUOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- * Authors: Chris Peterson MIT X Consortium
- * Li Yuhong OMRON Corporation
- * Frank Sheeran OMRON Corporation
- *
- * Much code taken from X11R3 String and Disk Sources.
- */
-
-/*
-
-Copyright 1991, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <errno.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xfuncs.h>
-#include <X11/Xos.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/XawInit.h>
-#include <X11/Xaw/MultiSrcP.h>
-#include <X11/Xaw/XawImP.h>
-#include "XawI18n.h"
-#include "Private.h"
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#define MAGIC_VALUE ((XawTextPosition)-1)
-#define streq(a, b) (strcmp((a), (b)) == 0)
-
-#ifdef X_NOT_POSIX
-#define Off_t long
-#define Size_t unsigned int
-#else
-#define Off_t off_t
-#define Size_t size_t
-#endif
-
-
-/*
- * Class Methods
- */
-static XawTextPosition ReadText(Widget, XawTextPosition, XawTextBlock*, int);
-static int ReplaceText(Widget, XawTextPosition, XawTextPosition,
- XawTextBlock*);
-static XawTextPosition Scan(Widget, XawTextPosition, XawTextScanType,
- XawTextScanDirection, int, Bool);
-static XawTextPosition Search(Widget, XawTextPosition, XawTextScanDirection,
- XawTextBlock*);
-static void XawMultiSrcClassInitialize(void);
-static void XawMultiSrcDestroy(Widget);
-static void XawMultiSrcInitialize(Widget, Widget, ArgList, Cardinal*);
-static Boolean XawMultiSrcSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static void XawMultiSrcGetValuesHook(Widget, ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static MultiPiece *AllocNewPiece(MultiSrcObject, MultiPiece*);
-static void BreakPiece(MultiSrcObject, MultiPiece*);
-static Boolean CvtMultiTypeToString(Display*, XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr, XtPointer*);
-static void CvtStringToMultiType(XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr);
-static MultiPiece *FindPiece(MultiSrcObject, XawTextPosition,
- XawTextPosition*);
-static void FreeAllPieces(MultiSrcObject);
-static FILE *InitStringOrFile(MultiSrcObject, Bool);
-static void LoadPieces(MultiSrcObject, FILE*, char*);
-static void RemovePiece(MultiSrcObject, MultiPiece*);
-static void RemoveOldStringOrFile(MultiSrcObject, Bool);
-static String StorePiecesInString(MultiSrcObject);
-static Bool WriteToFile(String, String);
-static void GetDefaultPieceSize(Widget, int, XrmValue*);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(MultiSrcRec, multi_src.field)
-static XtResource resources[] = {
- {
- XtNstring,
- XtCString,
- XtRString,
- sizeof(XtPointer),
- offset(string),
- XtRPointer,
- NULL
- },
- {
- XtNtype,
- XtCType,
- XtRMultiType,
- sizeof(XawAsciiType),
- offset(type),
- XtRImmediate,
- (XtPointer)XawAsciiString
- },
- {
- XtNdataCompression,
- XtCDataCompression,
- XtRBoolean,
- sizeof(Boolean),
- offset(data_compression),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNpieceSize,
- XtCPieceSize,
- XtRInt,
- sizeof(XawTextPosition),
- offset(piece_size),
- XtRCallProc,
- (XtPointer)GetDefaultPieceSize
- },
-#ifdef OLDXAW
- {
- XtNcallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(callback),
- XtRCallback,
- (XtPointer)NULL
- },
-#endif
- {
- XtNuseStringInPlace,
- XtCUseStringInPlace,
- XtRBoolean,
- sizeof(Boolean),
- offset(use_string_in_place),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNlength,
- XtCLength,
- XtRInt,
- sizeof(int),
- offset(multi_length),
- XtRImmediate,
- (XtPointer)MAGIC_VALUE
- },
-};
-#undef offset
-
-#define superclass (&textSrcClassRec)
-MultiSrcClassRec multiSrcClassRec = {
- /* object */
- {
- (WidgetClass)superclass, /* superclass */
- "MultiSrc", /* class_name */
- sizeof(MultiSrcRec), /* widget_size */
- XawMultiSrcClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawMultiSrcInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* obj1 */
- NULL, /* obj2 */
- 0, /* obj3 */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* obj4 */
- False, /* obj5 */
- False, /* obj6 */
- False, /* obj7 */
- XawMultiSrcDestroy, /* destroy */
- NULL, /* obj8 */
- NULL, /* obj9 */
- XawMultiSrcSetValues, /* set_values */
- NULL, /* set_values_hook */
- NULL, /* obj10 */
- XawMultiSrcGetValuesHook, /* get_values_hook */
- NULL, /* obj11 */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* obj12 */
- NULL, /* obj13 */
- NULL, /* obj14 */
- NULL, /* extension */
- },
- /* text_src */
- {
- ReadText, /* Read */
- ReplaceText, /* Replace */
- Scan, /* Scan */
- Search, /* Search */
- XtInheritSetSelection, /* SetSelection */
- XtInheritConvertSelection, /* ConvertSelection */
- },
- /* multi_src */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass multiSrcObjectClass = (WidgetClass)&multiSrcClassRec;
-
-static XrmQuark Qstring, Qfile;
-
-/*
- * Implementation
- */
-static void
-XawMultiSrcClassInitialize(void)
-{
- XawInitializeWidgetSet();
- Qstring = XrmPermStringToQuark(XtEstring);
- Qfile = XrmPermStringToQuark(XtEfile);
- XtAddConverter(XtRString, XtRMultiType, CvtStringToMultiType, NULL, 0);
- XtSetTypeConverter(XtRMultiType, XtRString, CvtMultiTypeToString, NULL, 0,
- XtCacheNone, NULL);
-}
-
-/*
- * Function:
- * XawMultiSrcInitialize
- *
- * Parameters:
- * request - widget requested by the argument list
- * cnew - the new widget with both resource and non resource values
- * args - (unused)
- * num_args - (unused)
- *
- * Description:
- * Initializes the multi src object
- */
-/*ARGSUSED*/
-static void
-XawMultiSrcInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- MultiSrcObject src = (MultiSrcObject)cnew;
- FILE *file;
-
- /*
- * Set correct flags (override resources) depending upon widget class
- */
-#ifdef OLDXAW
- src->multi_src.changes = False;
-#else
- src->text_src.changed = False;
-#endif
- src->multi_src.allocated_string = False;
-
- if (src->multi_src.use_string_in_place && src->multi_src.string == NULL)
- src->multi_src.use_string_in_place = False;
-
- file = InitStringOrFile(src, src->multi_src.type == XawAsciiFile);
- LoadPieces(src, file, NULL);
-
- if (file != NULL)
- fclose(file);
- src->text_src.text_format = XawFmtWide;
-}
-
-/*
- * Function:
- * ReadText
- *
- * Parameters:
- * w - MultiSource object
- * pos - position of the text to retrieve
- * text - text block that will contain returned text
- * length - maximum number of characters to read
- *
- * Description:
- * This function reads the source.
- *
- * Returns:
- * The character position following the retrieved text.
- */
-static XawTextPosition
-ReadText(Widget w, XawTextPosition pos, XawTextBlock *text, int length)
-{
- MultiSrcObject src = (MultiSrcObject)w;
- XawTextPosition count, start;
- MultiPiece *piece = FindPiece(src, pos, &start);
-
- text->format = XawFmtWide;
- text->firstPos = pos;
- text->ptr = (char *)(piece->text + (pos - start));
- count = piece->used - (pos - start);
- text->length = Max(0, (length > count) ? count : length);
-
- return (pos + text->length);
-}
-
-/*
- * Function:
- * ReplaceText
- *
- * Parameters:
- * w - MultiSource object
- * startPos - ends of text that will be removed
- * endPos - ""
- * text - new text to be inserted into buffer at startPos
- *
- * Description:
- * Replaces a block of text with new text.
- *
- * Returns:
- * XawEditDone on success, XawEditError otherwise
- */
-/*ARGSUSED*/
-static int
-ReplaceText(Widget w, XawTextPosition startPos, XawTextPosition endPos,
- XawTextBlock *u_text_p)
-{
- MultiSrcObject src = (MultiSrcObject)w;
- MultiPiece *start_piece, *end_piece, *temp_piece;
- XawTextPosition start_first, end_first;
- int length, firstPos;
- wchar_t *wptr;
- Bool local_artificial_block = False;
- XawTextBlock text;
-
- /* STEP 1: The user handed me a text block called `u_text' that may be
- * in either FMTWIDE or FMT8BIT (ie MB.) Later code needs the block
- * `text' to hold FMTWIDE. So, this copies `u_text' to `text', and if
- * `u_text' was MB, I knock it up to WIDE
- */
- if (u_text_p->length == 0) /* if so, the block contents never ref'd */
- text.length = 0;
-
- else if (u_text_p->format == XawFmtWide) {
- local_artificial_block = False; /* don't have to free it ourselves */
- text.firstPos = u_text_p->firstPos;
- text.length = u_text_p->length;
- text.ptr = u_text_p->ptr;
- }
- else {
- /*
- * WARNING! u_text->firstPos and length are in units of CHAR,
- * not CHARACTERS!
- */
- local_artificial_block = True; /* have to free it ourselves */
- text.firstPos = 0;
- text.length = u_text_p->length; /* _XawTextMBToWC converts this
- * to wchar len
- */
-
- text.ptr = (char*)_XawTextMBToWC(XtDisplay(XtParent(w)),
- &u_text_p->ptr[u_text_p->firstPos],
- &text.length);
-
- /* I assert the following assignment is not needed - since Step 4
- depends on length, it has no need of a terminating NULL. I think
- the ASCII-version has the same needless NULL. */
- /*((wchar_t*)text.ptr)[ text.length ] = NULL;*/
- }
-
- /* STEP 2: some initialization... */
- if (src->text_src.edit_mode == XawtextRead)
- return (XawEditError);
-
- start_piece = FindPiece(src, startPos, &start_first);
- end_piece = FindPiece(src, endPos, &end_first);
-
- /* STEP 3: remove the empty pieces... */
- if (start_piece != end_piece) {
- temp_piece = start_piece->next;
-
- /* If empty and not the only piece then remove it */
- if (((start_piece->used = startPos - start_first) == 0)
- && !(start_piece->next == NULL && start_piece->prev == NULL))
- RemovePiece(src, start_piece);
-
- while (temp_piece != end_piece) {
- temp_piece = temp_piece->next;
- RemovePiece(src, temp_piece->prev);
- }
- end_piece->used -= endPos - end_first;
- if (end_piece->used != 0)
- memmove(end_piece->text, end_piece->text + endPos - end_first,
- end_piece->used * sizeof(wchar_t));
- }
- else { /* We are fully in one piece */
- if ((start_piece->used -= endPos - startPos) == 0) {
- if (!(start_piece->next == NULL && start_piece->prev == NULL))
- RemovePiece(src, start_piece);
- }
- else {
- memmove(start_piece->text + (startPos - start_first),
- start_piece->text + (endPos - start_first),
- (start_piece->used - (startPos - start_first)) *
- sizeof(wchar_t));
- if (src->multi_src.use_string_in_place &&
- ((src->multi_src.length - (endPos - startPos))
- < src->multi_src.piece_size - 1))
- start_piece->text[src->multi_src.length - (endPos - startPos)] =
- (wchar_t)0;
- }
- }
-
- src->multi_src.length += text.length -(endPos - startPos);
-
- /* STEP 4: insert the new stuff */
- if ( text.length != 0) {
- start_piece = FindPiece(src, startPos, &start_first);
- length = text.length;
- firstPos = text.firstPos;
-
- while (length > 0) {
- wchar_t *ptr;
- int fill;
-
- if (src->multi_src.use_string_in_place) {
- if (start_piece->used == src->multi_src.piece_size - 1) {
-
- /*
- * The string is used in place, then the string
- * is not allowed to grow
- */
- start_piece->used = src->multi_src.length =
- src->multi_src.piece_size - 1;
-
- start_piece->text[src->multi_src.length] = (wchar_t)0;
- return (XawEditError);
- }
- }
-
- if (start_piece->used == src->multi_src.piece_size) {
- BreakPiece(src, start_piece);
- start_piece = FindPiece(src, startPos, &start_first);
- }
-
- fill = Min((int)(src->multi_src.piece_size - start_piece->used), length);
-
- ptr = start_piece->text + (startPos - start_first);
- memmove(ptr + fill, ptr, (start_piece->used -
- (startPos - start_first)) * sizeof(wchar_t));
- wptr =(wchar_t *)text.ptr;
- (void)wcsncpy(ptr, wptr + firstPos, fill);
-
- startPos += fill;
- firstPos += fill;
- start_piece->used += fill;
- length -= fill;
- }
- }
-
- if (local_artificial_block == True)
- /* In other words, text is not the u_text that the user handed me but
- one I made myself. I only care, because I need to free the string */
- XtFree(text.ptr);
-
- if (src->multi_src.use_string_in_place)
- start_piece->text[start_piece->used] = (wchar_t)0;
-
-#ifdef OLDXAW
- src->multi_src.changes = True;
- XtCallCallbacks(w, XtNcallback, NULL);
-#endif
-
- return (XawEditDone);
-}
-
-/*
- * Function:
- * Scan
- *
- * Parameters:
- * w - MultiSource widget
- * position - position to start scanning
- * type - type of thing to scan for
- * dir - direction to scan
- * count - which occurance if this thing to search for
- * include - whether or not to include the character found in
- * the position that is returned
- *
- * Description:
- * Scans the text source for the number and type of item specified.
- *
- * Returns:
- * The position of the item found
- *
- * Note:
- * While there are only 'n' characters in the file there are n+1
- * possible cursor positions (one before the first character and
- * one after the last character
- */
-static XawTextPosition
-Scan(Widget w, register XawTextPosition position, XawTextScanType type,
- XawTextScanDirection dir, int count, Bool include)
-{
- MultiSrcObject src = (MultiSrcObject)w;
- register char inc;
- MultiPiece *piece;
- XawTextPosition first, first_eol_position = position;
- register wchar_t *ptr;
- int cnt = count;
-
- if (type == XawstAll) {
- if (dir == XawsdRight)
- return (src->multi_src.length);
- return (0);
- }
-
- /* STEP 1: basic sanity checks */
- if (position > src->multi_src.length)
- position = src->multi_src.length;
-
- if (dir == XawsdRight) {
- if (position == src->multi_src.length)
- return (src->multi_src.length);
- inc = 1;
- }
- else {
- if (position == 0)
- return (0);
- inc = -1;
- position--;
- }
-
- piece = FindPiece(src, position, &first);
-
- if (piece->used == 0)
- return (0);
-
- ptr = (position - first) + piece->text;
-
- switch (type) {
- case XawstEOL:
- case XawstParagraph:
- case XawstWhiteSpace:
- case XawstAlphaNumeric:
- for (; cnt > 0 ; cnt--) {
- Bool non_space = False, first_eol = True;
-
- /*CONSTCOND*/
- while (True) {
- register wchar_t c;
-
- if (ptr < piece->text) {
- piece = piece->prev;
- if (piece == NULL) /* Begining of text */
- return (0);
- ptr = piece->text + piece->used - 1;
- c = *ptr;
- }
- else if (ptr >= piece->text + piece->used) {
- piece = piece->next;
- if (piece == NULL) /* End of text */
- return (src->multi_src.length);
- ptr = piece->text;
- }
-
- c = *ptr;
- ptr += inc;
- position += inc;
-
- if (type == XawstAlphaNumeric) {
- if (!iswalnum(c)) {
- if (non_space)
- break;
- }
- else
- non_space = True;
- }
- else if (type == XawstWhiteSpace) {
- if (iswspace(c)) {
- if (non_space)
- break;
- }
- else
- non_space = True;
- }
- else if (type == XawstEOL) {
- if (c == _Xaw_atowc(XawLF))
- break;
- }
- else { /* XawstParagraph */
- if (first_eol) {
- if (c == _Xaw_atowc(XawLF)) {
- first_eol_position = position;
- first_eol = False;
- }
- }
- else
- if (c == _Xaw_atowc(XawLF))
- break;
- else if (!iswspace(c))
- first_eol = True;
- }
- }
- }
- if (!include) {
- if (type == XawstParagraph)
- position = first_eol_position;
- if (count)
- position -= inc;
- }
- break;
- case XawstPositions:
- position += count * inc;
- break;
- default:
- break;
- }
-
- if (dir == XawsdLeft)
- position++;
-
- if (position >= src->multi_src.length)
- return (src->multi_src.length);
- if (position < 0)
- return (0);
-
- return (position);
-}
-
-/*
- * Function:
- * Search
- *
- * Parameters:
- * w - MultiSource objecy
- * position - position to start scanning
- * dir - direction to scan
- * text - text block to search for
- *
- * Description:
- * Searchs the text source for the text block passed.
- *
- * Returns:
- * The position of the item found
- */
-static XawTextPosition
-Search(Widget w, register XawTextPosition position, XawTextScanDirection dir,
- XawTextBlock *text)
-{
- MultiSrcObject src = (MultiSrcObject)w;
- register int count = 0;
- wchar_t *ptr;
- wchar_t *wtarget;
- int wtarget_len;
- Display *d = XtDisplay(XtParent(w));
- MultiPiece *piece;
- wchar_t *buf;
- XawTextPosition first;
- register char inc;
- int cnt;
-
- /* STEP 1: First, a brief sanity check */
- if (dir == XawsdRight)
- inc = 1;
- else {
- inc = -1;
- if (position == 0)
- return (XawTextSearchError);
- position--;
- }
-
- /* STEP 2: Ensure I have a local wide string.. */
-
- /* Since this widget stores 32bit chars, I check here to see if
- I'm being passed a string claiming to be 8bit chars (ie, MB text.)
- If that is the case, naturally I convert to 32bit format */
-
- /*if the block was FMT8BIT, length will convert to REAL wchar count bellow */
- wtarget_len = text->length;
-
- if (text->format == XawFmtWide)
- wtarget = &(((wchar_t*)text->ptr) [text->firstPos]);
- else {
- /* The following converts wtarget_len from byte len to wchar count */
- wtarget = _XawTextMBToWC(d, &text->ptr[text->firstPos], &wtarget_len);
- }
-
- /* OK, I can now assert that wtarget holds wide characters, wtarget_len
- holds an accurate count of those characters, and that firstPos has been
- effectively factored out of the following computations */
-
- /* STEP 3: SEARCH! */
- buf = (wchar_t *)XtMalloc(sizeof(wchar_t) * wtarget_len);
- (void)wcsncpy(buf, wtarget, wtarget_len);
- piece = FindPiece(src, position, &first);
- ptr = (position - first) + piece->text;
-
- /*CONSTCOND*/
- while (True) {
- if (*ptr == (dir == XawsdRight ? *(buf + count)
- : *(buf + wtarget_len - count - 1))) {
- if (count == text->length - 1)
- break;
- else
- count++;
- }
- else {
- if (count != 0) {
- position -=inc * count;
- ptr -= inc * count;
- }
- count = 0;
- }
-
- ptr += inc;
- position += inc;
-
- while (ptr < piece->text) {
- cnt = piece->text - ptr;
-
- piece = piece->prev;
- if (piece == NULL) { /* Begining of text */
- XtFree((char *)buf);
- return (XawTextSearchError);
- }
- ptr = piece->text + piece->used - cnt;
- }
-
- while (ptr >= piece->text + piece->used) {
- cnt = ptr - (piece->text + piece->used);
-
- piece = piece->next;
- if (piece == NULL) { /* End of text */
- XtFree((char *)buf);
- return (XawTextSearchError);
- }
- ptr = piece->text + cnt;
- }
- }
-
- XtFree((char *)buf);
- if (dir == XawsdLeft)
- return(position);
-
- return(position - (wtarget_len - 1));
-}
-
-/*
- * Function:
- * XawMultiSrcSetValues
- *
- * Parameters:
- * current - current state of the widget
- * request - what was requested
- * cnew - what the widget will become
- * args - representation of resources that have changed
- * num_args - number of changed resources
- *
- * Description:
- * Sets the values for the MultiSource.
- *
- * Returns:
- * True if redisplay is needed
- */
-static Boolean
-XawMultiSrcSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- MultiSrcObject src = (MultiSrcObject)cnew;
- MultiSrcObject old_src = (MultiSrcObject)current;
- XtAppContext app_con = XtWidgetToApplicationContext(cnew);
- Bool total_reset = False, string_set = False;
- FILE *file;
- unsigned int i;
-
- if (old_src->multi_src.use_string_in_place
- != src->multi_src.use_string_in_place) {
- XtAppWarning(app_con,
- "MultiSrc: The XtNuseStringInPlace resources "
- "may not be changed.");
- src->multi_src.use_string_in_place =
- old_src->multi_src.use_string_in_place;
- }
-
- for (i = 0; i < *num_args ; i++)
- if (streq(args[i].name, XtNstring)) {
- string_set = True;
- break;
- }
-
- if (string_set || old_src->multi_src.type != src->multi_src.type) {
- RemoveOldStringOrFile(old_src, string_set);
- src->multi_src.allocated_string = old_src->multi_src.allocated_string;
- file = InitStringOrFile(src, string_set);
-
- LoadPieces(src, file, NULL);
- if (file != NULL)
- fclose(file);
-#ifndef OLDXAW
- for (i = 0; i < src->text_src.num_text; i++)
- /* Tell text widget what happened */
- XawTextSetSource(src->text_src.text[i], cnew, 0);
-#else
- XawTextSetSource(XtParent(cnew), cnew, 0);
-#endif
- total_reset = True;
- }
-
- if (old_src->multi_src.multi_length != src->multi_src.multi_length)
- src->multi_src.piece_size = src->multi_src.multi_length + 1;
-
- if ( !total_reset && old_src->multi_src.piece_size
- != src->multi_src.piece_size) {
- String mb_string = StorePiecesInString(old_src);
-
- if (mb_string != 0) {
- FreeAllPieces(old_src);
- LoadPieces(src, NULL, mb_string);
- XtFree(mb_string);
- }
- else {
- /* If the buffer holds bad chars, don't touch it... */
- XtAppWarningMsg(app_con,
- "convertError", "multiSource", "XawError",
- XtName(XtParent((Widget)old_src)), NULL, NULL);
- XtAppWarningMsg(app_con,
- "convertError", "multiSource", "XawError",
- "Non-character code(s) in buffer.", NULL, NULL);
- }
- }
-
- return (False);
-}
-
-static void
-XawMultiSrcGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
-{
- MultiSrcObject src = (MultiSrcObject)w;
- unsigned int i;
-
- if (src->multi_src.type == XawAsciiString) {
- for (i = 0; i < *num_args ; i++) {
- if (streq(args[i].name, XtNstring)) {
- if (src->multi_src.use_string_in_place)
- *((char **)args[i].value) = (char *)
- src->multi_src.first_piece->text;
- else if (_XawMultiSave(w)) /* If save sucessful */
- *((char **)args[i].value) = (char *)src->multi_src.string;
- break;
- }
- }
- }
-}
-
-static void
-XawMultiSrcDestroy(Widget w)
-{
- RemoveOldStringOrFile((MultiSrcObject) w, True);
-}
-
-/*
- * Public routines
- */
-/*
- * Function:
- * XawMultiSourceFreeString
- *
- * Parameters:
- * w - MultiSrc widget
- *
- * Description:
- * Frees the string returned by a get values call
- * on the string when the source is of type string.
- *
- * Note:
- * The public interface is XawAsciiSourceFreeString!
- */
-void
-_XawMultiSourceFreeString(Widget w)
-{
- MultiSrcObject src = (MultiSrcObject)w;
-
- if (src->multi_src.allocated_string) {
- XtFree((char *)src->multi_src.string);
- src->multi_src.allocated_string = False;
- src->multi_src.string = NULL;
- }
-}
-
-/*
- * Function:
- * _XawMultiSave
- *
- * Parameters:
- * w - multiSrc Widget
- *
- * Description:
- * Saves all the pieces into a file or string as required.
- *
- * Returns:
- * True if the save was successful
- *
- * Note:
- * The public interface is XawAsciiSave(w)!
- */
-Bool
-_XawMultiSave(Widget w)
-{
- MultiSrcObject src = (MultiSrcObject)w;
- XtAppContext app_con = XtWidgetToApplicationContext(w);
- char *mb_string;
-
- /*
- * If using the string in place then there is no need to play games
- * to get the internal info into a readable string
- */
- if (src->multi_src.use_string_in_place)
- return (True);
-
- if (src->multi_src.type == XawAsciiFile) {
-#ifdef OLDXAW
- if (!src->multi_src.changes)
-#else
- if (!src->text_src.changed) /* No changes to save */
-#endif
- return (True);
-
- mb_string = StorePiecesInString(src);
-
- if (mb_string != 0) {
- if (WriteToFile(mb_string, (String)src->multi_src.string) == False) {
- XtFree(mb_string);
- return (False);
- }
- XtFree(mb_string);
-#ifndef OLDXAW
- src->text_src.changed = False;
-#else
- src->multi_src.changes = False;
-#endif
- return (True);
- }
- else {
- /* If the buffer holds bad chars, don't touch it... */
- XtAppWarningMsg(app_con,
- "convertError", "multiSource", "XawError",
- "Due to illegal characters, file not saved.",
- NULL, NULL);
- return (False);
- }
- }
- else {
- /* THIS FUNCTIONALITY IS UNDOCUMENTED, probably UNNEEDED? The manual
- says this routine's only function is to save files to
- disk. -Sheeran */
- mb_string = StorePiecesInString(src);
-
- if (mb_string == 0) {
- /* If the buffer holds bad chars, don't touch it... */
- XtAppWarningMsg(app_con,
- "convertError", "multiSource", "XawError",
- XtName(XtParent((Widget)src)), NULL, NULL);
- return (False);
- }
-
- /* assert: mb_string holds good characters so the buffer is fine */
- if (src->multi_src.allocated_string == True)
- XtFree((char *)src->multi_src.string);
- else
- src->multi_src.allocated_string = True;
-
- src->multi_src.string = mb_string;
- }
-#ifdef OLDXAW
- src->multi_src.changes = False;
-#else
- src->text_src.changed = False;
-#endif
-
- return (True);
-}
-
-/*
- * Function:
- * XawMultiSaveAsFile
- *
- * Parameters:
- * w - MultiSrc widget
- * name - name of the file to save this file into
- *
- * Description:
- * Save the current buffer as a file.
- *
- * Returns:
- * True if the save was sucessful
- *
- * Note:
- * The public interface is XawAsciiSaveAsFile!
- */
-Bool
-_XawMultiSaveAsFile(Widget w, _Xconst char* name)
-{
- MultiSrcObject src = (MultiSrcObject)w;
- String mb_string;
- Bool ret;
-
- mb_string = StorePiecesInString(src);
-
- if (mb_string != 0) {
- ret = WriteToFile(mb_string, (char *)name);
- XtFree(mb_string);
-
- return (ret);
- }
-
- /* otherwise there was a conversion error. So print widget name too */
- XtAppWarningMsg(XtWidgetToApplicationContext(w),
- "convertError", "multiSource", "XawError",
- XtName(XtParent(w)), NULL, NULL);
-
- return (False);
-}
-
-/*
- * Private Functions
- */
-static void
-RemoveOldStringOrFile(MultiSrcObject src, Bool checkString)
-{
- FreeAllPieces(src);
-
- if (checkString && src->multi_src.allocated_string) {
- XtFree((char *)src->multi_src.string);
- src->multi_src.allocated_string = False;
- src->multi_src.string = NULL;
- }
-}
-
-/*
- * Function:
- * WriteToFile
- *
- * Parameters:
- * string - string to write
- * name - name of the file
- *
- * Description:
- * Write the string specified to the begining of the file specified.
- *
- * Returns:
- * Returns True if sucessful, False otherwise
- */
-static Bool
-WriteToFile(String string, String name)
-{
- int fd;
-
- if (((fd = creat(name, 0666)) == -1)
- || (write(fd, string, strlen(string)) == -1))
- return (False);
-
- if (close(fd) == -1)
- return (False);
-
- return (True);
-}
-
-
-/*
- * Function:
- * StorePiecesInString
- *
- * Parameters:
- * src - the multiSrc object to gather data from
- *
- * Description:
- * Store the pieces in memory into a char string.
- *
- * Returns:
- * mb_string: Caller must free
- * (or)
- * NULL: conversion error
- */
-static String
-StorePiecesInString(MultiSrcObject src)
-{
- wchar_t *wc_string;
- char *mb_string;
- int char_count = src->multi_src.length;
- XawTextPosition first;
- MultiPiece *piece;
-
- /* I believe the char_count + 1 and the NULL termination are unneeded! FS */
- wc_string = (wchar_t*)XtMalloc((char_count + 1) * sizeof(wchar_t));
-
- for (first = 0, piece = src->multi_src.first_piece ; piece != NULL;
- first += piece->used, piece = piece->next)
- (void)wcsncpy(wc_string + first, piece->text, piece->used);
-
- wc_string[char_count] = 0;
-
- /* This will refill all pieces to capacity */
- if (src->multi_src.data_compression) {
- FreeAllPieces(src);
- LoadPieces(src, NULL, (char *)wc_string);
- }
-
- /* Lastly, convert it to a MB format and send it back */
- mb_string = _XawTextWCToMB(XtDisplayOfObject((Widget)src),
- wc_string, &char_count);
-
- /* NOTE THAT mb_string MAY BE ZERO IF THE CONVERSION FAILED */
- XtFree((char*)wc_string);
-
- return (mb_string);
-}
-
-/*
- * Function:
- * InitStringOrFile
- *
- * Parameters:
- * src - MultiSource
- *
- * Description:
- * Initializes the string or file.
- */
-static FILE *
-InitStringOrFile(MultiSrcObject src, Bool newString)
-{
- mode_t open_mode = 0;
- const char *fdopen_mode = NULL;
- int fd;
- FILE *file;
- Display *d = XtDisplayOfObject((Widget)src);
-
- if (src->multi_src.type == XawAsciiString) {
- if (src->multi_src.string == NULL)
- src->multi_src.length = 0;
-
- else if (!src->multi_src.use_string_in_place) {
- int length;
- String temp = XtNewString((char *)src->multi_src.string);
-
- if (src->multi_src.allocated_string)
- XtFree((char *)src->multi_src.string);
- src->multi_src.allocated_string = True;
- src->multi_src.string = temp;
-
- length = strlen((char *)src->multi_src.string);
-
- /* Wasteful, throwing away the WC string, but need side effect! */
- (void)_XawTextMBToWC(d, (char *)src->multi_src.string, &length);
- src->multi_src.length = (XawTextPosition)length;
- }
- else {
- src->multi_src.length = strlen((char *)src->multi_src.string);
- /* In case the length resource is incorrectly set */
- if (src->multi_src.length > src->multi_src.multi_length)
- src->multi_src.multi_length = src->multi_src.length;
-
- if (src->multi_src.multi_length == MAGIC_VALUE)
- src->multi_src.piece_size = src->multi_src.length;
- else
- src->multi_src.piece_size = src->multi_src.multi_length + 1;
- }
-
- return (NULL);
- }
-
- /*
- * type is XawAsciiFile
- */
- src->multi_src.is_tempfile = False;
-
- switch (src->text_src.edit_mode) {
- case XawtextRead:
- if (src->multi_src.string == NULL)
- XtErrorMsg("NoFile", "multiSourceCreate", "XawError",
- "Creating a read only disk widget and no file specified.",
- NULL, 0);
- open_mode = O_RDONLY;
- fdopen_mode = "r";
- break;
- case XawtextAppend:
- case XawtextEdit:
- if (src->multi_src.string == NULL) {
- src->multi_src.string = "*multi-src*";
- src->multi_src.is_tempfile = True;
- }
- else {
-/* O_NOFOLLOW is a BSD & Linux extension */
-#ifdef O_NOFOLLOW
- open_mode = O_RDWR | O_NOFOLLOW;
-#else
- open_mode = O_RDWR; /* unsafe; subject to race conditions */
-#endif
- fdopen_mode = "r+";
- }
- break;
- default:
- XtErrorMsg("badMode", "multiSourceCreate", "XawError",
- "Bad editMode for multi source; must be "
- "Read, Append or Edit.", NULL, NULL);
- }
-
- /* If is_tempfile, allocate a private copy of the text
- * Unlikely to be changed, just to set allocated_string */
- if (newString || src->multi_src.is_tempfile) {
- String temp = XtNewString((char *)src->multi_src.string);
-
- if (src->multi_src.allocated_string)
- XtFree((char *)src->multi_src.string);
- src->multi_src.string = temp;
- src->multi_src.allocated_string = True;
- }
-
- if (!src->multi_src.is_tempfile) {
- if ((fd = open((char *)src->multi_src.string, open_mode, 0666)) != -1) {
- if ((file = fdopen(fd, fdopen_mode)) != NULL) {
- (void)fseek(file, 0, SEEK_END);
- src->multi_src.length = (XawTextPosition)ftell(file);
- return(file);
- }
- }
- {
- String params[2];
- Cardinal num_params = 2;
-
- params[0] = (String)src->multi_src.string;
- params[1] = strerror(errno);
- XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src),
- "openError", "multiSourceCreate", "XawWarning",
- "Cannot open file %s; %s", params, &num_params);
- }
- }
- src->multi_src.length = 0;
- return (NULL);
-}
-
-/* LoadPieces: This routine takes either the MB contents of open file
- `file' or the MB contents of string or the MB contents of
- src->multi_src.string and places them in Pieces in WC format.
-
- CAUTION: You must have src->multi_src.length set to file length bytes
- when src->multi_src.type == XawAsciiFile. src->multi_src.length must be
- the length of the parameter string if string is non-NULL
-*/
-static void
-LoadPieces(MultiSrcObject src, FILE *file, char *string)
-{
- Display *d = XtDisplayOfObject((Widget)src);
- wchar_t* local_str, *ptr;
- MultiPiece* piece = NULL;
- XawTextPosition left;
- int bytes = sizeof(wchar_t);
- char* temp_mb_holder = NULL;
-
- /*
- * This is tricky - the _XawTextMBtoWC converter uses its 3rd arg
- * in as MB length, out as WC length. We want local_length to be
- * WC count.
- */
- int local_length = src->multi_src.length;
-
- if (string != NULL) {
- /*
- * ASSERT: IF our caller passed a non-null string, THEN
- * src->multi_src.length is currently string's * byte count,
- * AND string is in a MB format
- */
- local_str = _XawTextMBToWC(d, (char *)string, &local_length);
- src->multi_src.length = (XawTextPosition) local_length;
- }
- else if (src->multi_src.type != XawAsciiFile) {
- /*
- * here, we are not changing the contents, just reloading,
- * so don't change len...
- */
- local_length = src->multi_src.string ?
- strlen((char *)src->multi_src.string) : 0;
- local_str = _XawTextMBToWC(d, (char *)src->multi_src.string,
- &local_length);
- }
- else {
- if (src->multi_src.length != 0) {
- temp_mb_holder =
- XtMalloc((src->multi_src.length + 1) * sizeof(unsigned char));
- fseek(file, 0, 0);
- src->multi_src.length = fread(temp_mb_holder,
- (Size_t)sizeof(unsigned char),
- (Size_t)src->multi_src.length, file);
- if (src->multi_src.length <= 0)
- XtAppErrorMsg(XtWidgetToApplicationContext ((Widget) src),
- "readError", "multiSource", "XawError",
- "fread returned error.", NULL, NULL);
- local_length = src->multi_src.length;
- local_str = _XawTextMBToWC(d, temp_mb_holder, &local_length);
- src->multi_src.length = local_length;
-
- if (local_str == 0) {
- String params[2];
- Cardinal num_params;
- static char err_text[] =
- "<<< FILE CONTENTS NOT REPRESENTABLE IN THIS LOCALE >>>";
-
- params[0] = XtName(XtParent((Widget)src));
- params[1] = src->multi_src.string;
- num_params = 2;
-
- XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src),
- "readLocaleError", "multiSource", "XawError",
- "%s: The file `%s' contains characters "
- "not representable in this locale.",
- params, &num_params);
- src->multi_src.length = sizeof err_text;
- local_length = src->multi_src.length;
- local_str = _XawTextMBToWC(d, err_text, &local_length);
- src->multi_src.length = local_length;
- }
- }
- else
- /* ASSERT that since following while loop looks at local_length
- this isn't needed. Sheeran, Omron KK, 1993/07/15
- temp_mb_holder[src->multi_src.length] = '\0'; */
- local_str = (wchar_t*)temp_mb_holder;
- }
-
- if (src->multi_src.use_string_in_place) {
- piece = AllocNewPiece(src, piece);
- piece->used = Min(src->multi_src.length, src->multi_src.piece_size);
- piece->text = (wchar_t*)src->multi_src.string;
- return;
- }
-
- ptr = local_str;
- left = local_length;
-
- do {
- piece = AllocNewPiece(src, piece);
-
- piece->text = (wchar_t*)XtMalloc((unsigned)(src->multi_src.piece_size
- * bytes));
- piece->used = Min(left, src->multi_src.piece_size);
- if (piece->used != 0)
- (void)wcsncpy(piece->text, ptr, piece->used);
-
- left -= piece->used;
- ptr += piece->used;
- } while (left > 0);
-
- if (temp_mb_holder)
- XtFree((char*)temp_mb_holder);
-}
-
-/*
- * Function:
- * AllocNewPiece
- *
- * Parameters:
- * src - MultiSrc Widget
- * prev - the piece just before this one, or NULL
- *
- * Description:
- * Allocates a new piece of memory.
- *
- * Returns:
- * The allocated piece
- */
-static MultiPiece *
-AllocNewPiece(MultiSrcObject src, MultiPiece *prev)
-{
- MultiPiece *piece = XtNew(MultiPiece);
-
- if (prev == NULL) {
- src->multi_src.first_piece = piece;
- piece->next = NULL;
- }
- else {
- if (prev->next != NULL)
- (prev->next)->prev = piece;
- piece->next = prev->next;
- prev->next = piece;
- }
-
- piece->prev = prev;
-
- return (piece);
-}
-
-/*
- * Function:
- * FreeAllPieces
- *
- * Parameters:
- * src - MultiSrc Widget
- *
- * Description:
- * Frees all the pieces
- */
-static void
-FreeAllPieces(MultiSrcObject src)
-{
- MultiPiece *next, *first = src->multi_src.first_piece;
-
-#ifdef DEBUG
- if (first->prev != NULL)
- printf("Xaw MultiSrc Object: possible memory leak in FreeAllPieces().\n");
-#endif
-
- for (; first != NULL ; first = next) {
- next = first->next;
- RemovePiece(src, first);
- }
-}
-
-/*
- * Function:
- * RemovePiece
- *
- * Parameters:
- * piece - piece to remove
- *
- * Description:
- * Removes a piece from the list.
- */
-static void
-RemovePiece(MultiSrcObject src, MultiPiece *piece)
-{
- if (piece->prev == NULL)
- src->multi_src.first_piece = piece->next;
- else
- piece->prev->next = piece->next;
-
- if (piece->next != NULL)
- piece->next->prev = piece->prev;
-
- if (!src->multi_src.use_string_in_place)
- XtFree((char *)piece->text);
-
- XtFree((char *)piece);
-}
-
-/*
- * Function:
- * FindPiece
- *
- * Parameters:
- * src - MultiSrc Widget
- * position - position that we are searching for
- * first - position of the first character in this piece (return)
- *
- * Description:
- * Finds the piece containing the position indicated.
- *
- * Returns:
- * Piece that contains this position
- */
-static MultiPiece *
-FindPiece(MultiSrcObject src, XawTextPosition position, XawTextPosition *first)
-{
- MultiPiece *old_piece, *piece;
- XawTextPosition temp;
-
- for (old_piece = NULL, piece = src->multi_src.first_piece, temp = 0;
- piece; old_piece = piece, piece = piece->next)
- if ((temp += piece->used) > position) {
- *first = temp - piece->used;
- return (piece);
- }
-
- *first = temp - (old_piece ? old_piece->used : 0);
-
- return (old_piece); /* if we run off the end the return the last piece */
-}
-
-/*
- * Function:
- * BreakPiece
- *
- * Parameters:
- * src - MultiSrc Widget
- * piece - piece to break
- *
- * Description:
- * Breaks a full piece into two new pieces.
- */
-#define HALF_PIECE (src->multi_src.piece_size >> 1)
-static void
-BreakPiece(MultiSrcObject src, MultiPiece *piece)
-{
- MultiPiece *cnew = AllocNewPiece(src, piece);
-
- cnew->text = (wchar_t *)
- XtMalloc(src->multi_src.piece_size * sizeof(wchar_t));
- (void)wcsncpy(cnew->text, piece->text + HALF_PIECE,
- src->multi_src.piece_size - HALF_PIECE);
- piece->used = HALF_PIECE;
- cnew->used = src->multi_src.piece_size - HALF_PIECE;
-}
-
-/*ARGSUSED*/
-static void
-CvtStringToMultiType(XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal)
-{
- static XawAsciiType type = XawAsciiString;
- XrmQuark q;
- char name[7];
-
- XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
- q = XrmStringToQuark(name);
-
- if (q == Qstring)
- type = XawAsciiString;
- if (q == Qfile)
- type = XawAsciiFile;
- else {
- toVal->size = 0;
- toVal->addr = NULL;
- XtStringConversionWarning((char *)fromVal->addr, XtRAsciiType);
- }
-
- toVal->size = sizeof(XawAsciiType);
- toVal->addr = (XPointer)&type;
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtMultiTypeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal,
- XtPointer *data)
-{
- static String buffer;
- Cardinal size;
-
- switch (*(XawAsciiType *)fromVal->addr) {
- case XawAsciiFile:
- buffer = XtEfile;
- break;
- case XawAsciiString:
- buffer = XtEstring;
- break;
- default:
- XawTypeToStringWarning(dpy, XtRAsciiType);
- toVal->addr = NULL;
- toVal->size = 0;
- return (False);
- }
-
- size = strlen(buffer) + 1;
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = (XPointer)buffer;
- toVal->size = sizeof(String);
-
- return (True);
-}
-
-/*ARGSUSED*/
-static void
-GetDefaultPieceSize(Widget w, int offset, XrmValue *value)
-{
- static XPointer pagesize;
-
- if (pagesize == 0) {
- pagesize = (XPointer)((long)_XawGetPageSize());
- if (pagesize < (XPointer)BUFSIZ)
- pagesize = (XPointer)BUFSIZ;
- }
-
- value->addr = (XPointer)&pagesize;
-}
+/*
+ * Copyright 1991 by OMRON Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name OMRON not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OMRON makes no representations
+ * about the suitability of this software for any purpose. It is provided
+ * "as is" without express or implied warranty.
+ *
+ * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OMRON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTUOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors: Chris Peterson MIT X Consortium
+ * Li Yuhong OMRON Corporation
+ * Frank Sheeran OMRON Corporation
+ *
+ * Much code taken from X11R3 String and Disk Sources.
+ */
+
+/*
+
+Copyright 1991, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <errno.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xfuncs.h>
+#include <X11/Xos.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/XawInit.h>
+#include <X11/Xaw/MultiSrcP.h>
+#include <X11/Xaw/XawImP.h>
+#include "XawI18n.h"
+#include "Private.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#define MAGIC_VALUE ((XawTextPosition)-1)
+#define streq(a, b) (strcmp((a), (b)) == 0)
+
+#ifdef X_NOT_POSIX
+#define Off_t long
+#define Size_t unsigned int
+#else
+#define Off_t off_t
+#define Size_t size_t
+#endif
+
+
+/*
+ * Class Methods
+ */
+static XawTextPosition ReadText(Widget, XawTextPosition, XawTextBlock*, int);
+static int ReplaceText(Widget, XawTextPosition, XawTextPosition,
+ XawTextBlock*);
+static XawTextPosition Scan(Widget, XawTextPosition, XawTextScanType,
+ XawTextScanDirection, int, Bool);
+static XawTextPosition Search(Widget, XawTextPosition, XawTextScanDirection,
+ XawTextBlock*);
+static void XawMultiSrcClassInitialize(void);
+static void XawMultiSrcDestroy(Widget);
+static void XawMultiSrcInitialize(Widget, Widget, ArgList, Cardinal*);
+static Boolean XawMultiSrcSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static void XawMultiSrcGetValuesHook(Widget, ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static MultiPiece *AllocNewPiece(MultiSrcObject, MultiPiece*);
+static void BreakPiece(MultiSrcObject, MultiPiece*);
+static Boolean CvtMultiTypeToString(Display*, XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr, XtPointer*);
+static void CvtStringToMultiType(XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr);
+static MultiPiece *FindPiece(MultiSrcObject, XawTextPosition,
+ XawTextPosition*);
+static void FreeAllPieces(MultiSrcObject);
+static FILE *InitStringOrFile(MultiSrcObject, Bool);
+static void LoadPieces(MultiSrcObject, FILE*, char*);
+static void RemovePiece(MultiSrcObject, MultiPiece*);
+static void RemoveOldStringOrFile(MultiSrcObject, Bool);
+static String StorePiecesInString(MultiSrcObject);
+static Bool WriteToFile(String, String);
+static void GetDefaultPieceSize(Widget, int, XrmValue*);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(MultiSrcRec, multi_src.field)
+static XtResource resources[] = {
+ {
+ XtNstring,
+ XtCString,
+ XtRString,
+ sizeof(XtPointer),
+ offset(string),
+ XtRPointer,
+ NULL
+ },
+ {
+ XtNtype,
+ XtCType,
+ XtRMultiType,
+ sizeof(XawAsciiType),
+ offset(type),
+ XtRImmediate,
+ (XtPointer)XawAsciiString
+ },
+ {
+ XtNdataCompression,
+ XtCDataCompression,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(data_compression),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNpieceSize,
+ XtCPieceSize,
+ XtRInt,
+ sizeof(XawTextPosition),
+ offset(piece_size),
+ XtRCallProc,
+ (XtPointer)GetDefaultPieceSize
+ },
+#ifdef OLDXAW
+ {
+ XtNcallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(callback),
+ XtRCallback,
+ (XtPointer)NULL
+ },
+#endif
+ {
+ XtNuseStringInPlace,
+ XtCUseStringInPlace,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(use_string_in_place),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNlength,
+ XtCLength,
+ XtRInt,
+ sizeof(int),
+ offset(multi_length),
+ XtRImmediate,
+ (XtPointer)MAGIC_VALUE
+ },
+};
+#undef offset
+
+#define superclass (&textSrcClassRec)
+MultiSrcClassRec multiSrcClassRec = {
+ /* object */
+ {
+ (WidgetClass)superclass, /* superclass */
+ "MultiSrc", /* class_name */
+ sizeof(MultiSrcRec), /* widget_size */
+ XawMultiSrcClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawMultiSrcInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* obj1 */
+ NULL, /* obj2 */
+ 0, /* obj3 */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* obj4 */
+ False, /* obj5 */
+ False, /* obj6 */
+ False, /* obj7 */
+ XawMultiSrcDestroy, /* destroy */
+ NULL, /* obj8 */
+ NULL, /* obj9 */
+ XawMultiSrcSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ NULL, /* obj10 */
+ XawMultiSrcGetValuesHook, /* get_values_hook */
+ NULL, /* obj11 */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* obj12 */
+ NULL, /* obj13 */
+ NULL, /* obj14 */
+ NULL, /* extension */
+ },
+ /* text_src */
+ {
+ ReadText, /* Read */
+ ReplaceText, /* Replace */
+ Scan, /* Scan */
+ Search, /* Search */
+ XtInheritSetSelection, /* SetSelection */
+ XtInheritConvertSelection, /* ConvertSelection */
+ },
+ /* multi_src */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass multiSrcObjectClass = (WidgetClass)&multiSrcClassRec;
+
+static XrmQuark Qstring, Qfile;
+
+/*
+ * Implementation
+ */
+static void
+XawMultiSrcClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ Qstring = XrmPermStringToQuark(XtEstring);
+ Qfile = XrmPermStringToQuark(XtEfile);
+ XtAddConverter(XtRString, XtRMultiType, CvtStringToMultiType, NULL, 0);
+ XtSetTypeConverter(XtRMultiType, XtRString, CvtMultiTypeToString, NULL, 0,
+ XtCacheNone, NULL);
+}
+
+/*
+ * Function:
+ * XawMultiSrcInitialize
+ *
+ * Parameters:
+ * request - widget requested by the argument list
+ * cnew - the new widget with both resource and non resource values
+ * args - (unused)
+ * num_args - (unused)
+ *
+ * Description:
+ * Initializes the multi src object
+ */
+/*ARGSUSED*/
+static void
+XawMultiSrcInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ MultiSrcObject src = (MultiSrcObject)cnew;
+ FILE *file;
+
+ /*
+ * Set correct flags (override resources) depending upon widget class
+ */
+#ifdef OLDXAW
+ src->multi_src.changes = False;
+#else
+ src->text_src.changed = False;
+#endif
+ src->multi_src.allocated_string = False;
+
+ if (src->multi_src.use_string_in_place && src->multi_src.string == NULL)
+ src->multi_src.use_string_in_place = False;
+
+ file = InitStringOrFile(src, src->multi_src.type == XawAsciiFile);
+ LoadPieces(src, file, NULL);
+
+ if (file != NULL)
+ fclose(file);
+ src->text_src.text_format = XawFmtWide;
+}
+
+/*
+ * Function:
+ * ReadText
+ *
+ * Parameters:
+ * w - MultiSource object
+ * pos - position of the text to retrieve
+ * text - text block that will contain returned text
+ * length - maximum number of characters to read
+ *
+ * Description:
+ * This function reads the source.
+ *
+ * Returns:
+ * The character position following the retrieved text.
+ */
+static XawTextPosition
+ReadText(Widget w, XawTextPosition pos, XawTextBlock *text, int length)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+ XawTextPosition count, start;
+ MultiPiece *piece = FindPiece(src, pos, &start);
+
+ text->format = XawFmtWide;
+ text->firstPos = pos;
+ text->ptr = (char *)(piece->text + (pos - start));
+ count = piece->used - (pos - start);
+ text->length = Max(0, (length > count) ? count : length);
+
+ return (pos + text->length);
+}
+
+/*
+ * Function:
+ * ReplaceText
+ *
+ * Parameters:
+ * w - MultiSource object
+ * startPos - ends of text that will be removed
+ * endPos - ""
+ * text - new text to be inserted into buffer at startPos
+ *
+ * Description:
+ * Replaces a block of text with new text.
+ *
+ * Returns:
+ * XawEditDone on success, XawEditError otherwise
+ */
+/*ARGSUSED*/
+static int
+ReplaceText(Widget w, XawTextPosition startPos, XawTextPosition endPos,
+ XawTextBlock *u_text_p)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+ MultiPiece *start_piece, *end_piece, *temp_piece;
+ XawTextPosition start_first, end_first;
+ int length, firstPos;
+ wchar_t *wptr;
+ Bool local_artificial_block = False;
+ XawTextBlock text;
+
+ /* STEP 1: The user handed me a text block called `u_text' that may be
+ * in either FMTWIDE or FMT8BIT (ie MB.) Later code needs the block
+ * `text' to hold FMTWIDE. So, this copies `u_text' to `text', and if
+ * `u_text' was MB, I knock it up to WIDE
+ */
+ if (u_text_p->length == 0) /* if so, the block contents never ref'd */
+ text.length = 0;
+
+ else if (u_text_p->format == XawFmtWide) {
+ local_artificial_block = False; /* don't have to free it ourselves */
+ text.firstPos = u_text_p->firstPos;
+ text.length = u_text_p->length;
+ text.ptr = u_text_p->ptr;
+ }
+ else {
+ /*
+ * WARNING! u_text->firstPos and length are in units of CHAR,
+ * not CHARACTERS!
+ */
+ local_artificial_block = True; /* have to free it ourselves */
+ text.firstPos = 0;
+ text.length = u_text_p->length; /* _XawTextMBToWC converts this
+ * to wchar len
+ */
+
+ text.ptr = (char*)_XawTextMBToWC(XtDisplay(XtParent(w)),
+ &u_text_p->ptr[u_text_p->firstPos],
+ &text.length);
+
+ /* I assert the following assignment is not needed - since Step 4
+ depends on length, it has no need of a terminating NULL. I think
+ the ASCII-version has the same needless NULL. */
+ /*((wchar_t*)text.ptr)[ text.length ] = NULL;*/
+ }
+
+ /* STEP 2: some initialization... */
+ if (src->text_src.edit_mode == XawtextRead)
+ return (XawEditError);
+
+ start_piece = FindPiece(src, startPos, &start_first);
+ end_piece = FindPiece(src, endPos, &end_first);
+
+ /* STEP 3: remove the empty pieces... */
+ if (start_piece != end_piece) {
+ temp_piece = start_piece->next;
+
+ /* If empty and not the only piece then remove it */
+ if (((start_piece->used = startPos - start_first) == 0)
+ && !(start_piece->next == NULL && start_piece->prev == NULL))
+ RemovePiece(src, start_piece);
+
+ while (temp_piece != end_piece) {
+ temp_piece = temp_piece->next;
+ RemovePiece(src, temp_piece->prev);
+ }
+ end_piece->used -= endPos - end_first;
+ if (end_piece->used != 0)
+ memmove(end_piece->text, end_piece->text + endPos - end_first,
+ end_piece->used * sizeof(wchar_t));
+ }
+ else { /* We are fully in one piece */
+ if ((start_piece->used -= endPos - startPos) == 0) {
+ if (!(start_piece->next == NULL && start_piece->prev == NULL))
+ RemovePiece(src, start_piece);
+ }
+ else {
+ memmove(start_piece->text + (startPos - start_first),
+ start_piece->text + (endPos - start_first),
+ (start_piece->used - (startPos - start_first)) *
+ sizeof(wchar_t));
+ if (src->multi_src.use_string_in_place &&
+ ((src->multi_src.length - (endPos - startPos))
+ < src->multi_src.piece_size - 1))
+ start_piece->text[src->multi_src.length - (endPos - startPos)] =
+ (wchar_t)0;
+ }
+ }
+
+ src->multi_src.length += text.length -(endPos - startPos);
+
+ /* STEP 4: insert the new stuff */
+ if ( text.length != 0) {
+ start_piece = FindPiece(src, startPos, &start_first);
+ length = text.length;
+ firstPos = text.firstPos;
+
+ while (length > 0) {
+ wchar_t *ptr;
+ int fill;
+
+ if (src->multi_src.use_string_in_place) {
+ if (start_piece->used == src->multi_src.piece_size - 1) {
+
+ /*
+ * The string is used in place, then the string
+ * is not allowed to grow
+ */
+ start_piece->used = src->multi_src.length =
+ src->multi_src.piece_size - 1;
+
+ start_piece->text[src->multi_src.length] = (wchar_t)0;
+ return (XawEditError);
+ }
+ }
+
+ if (start_piece->used == src->multi_src.piece_size) {
+ BreakPiece(src, start_piece);
+ start_piece = FindPiece(src, startPos, &start_first);
+ }
+
+ fill = Min((int)(src->multi_src.piece_size - start_piece->used), length);
+
+ ptr = start_piece->text + (startPos - start_first);
+ memmove(ptr + fill, ptr, (start_piece->used -
+ (startPos - start_first)) * sizeof(wchar_t));
+ wptr =(wchar_t *)text.ptr;
+ (void)wcsncpy(ptr, wptr + firstPos, fill);
+
+ startPos += fill;
+ firstPos += fill;
+ start_piece->used += fill;
+ length -= fill;
+ }
+ }
+
+ if (local_artificial_block == True)
+ /* In other words, text is not the u_text that the user handed me but
+ one I made myself. I only care, because I need to free the string */
+ XtFree(text.ptr);
+
+ if (src->multi_src.use_string_in_place)
+ start_piece->text[start_piece->used] = (wchar_t)0;
+
+#ifdef OLDXAW
+ src->multi_src.changes = True;
+ XtCallCallbacks(w, XtNcallback, NULL);
+#endif
+
+ return (XawEditDone);
+}
+
+/*
+ * Function:
+ * Scan
+ *
+ * Parameters:
+ * w - MultiSource widget
+ * position - position to start scanning
+ * type - type of thing to scan for
+ * dir - direction to scan
+ * count - which occurance if this thing to search for
+ * include - whether or not to include the character found in
+ * the position that is returned
+ *
+ * Description:
+ * Scans the text source for the number and type of item specified.
+ *
+ * Returns:
+ * The position of the item found
+ *
+ * Note:
+ * While there are only 'n' characters in the file there are n+1
+ * possible cursor positions (one before the first character and
+ * one after the last character
+ */
+static XawTextPosition
+Scan(Widget w, register XawTextPosition position, XawTextScanType type,
+ XawTextScanDirection dir, int count, Bool include)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+ register char inc;
+ MultiPiece *piece;
+ XawTextPosition first, first_eol_position = position;
+ register wchar_t *ptr;
+ int cnt = count;
+
+ if (type == XawstAll) {
+ if (dir == XawsdRight)
+ return (src->multi_src.length);
+ return (0);
+ }
+
+ /* STEP 1: basic sanity checks */
+ if (position > src->multi_src.length)
+ position = src->multi_src.length;
+
+ if (dir == XawsdRight) {
+ if (position == src->multi_src.length)
+ return (src->multi_src.length);
+ inc = 1;
+ }
+ else {
+ if (position == 0)
+ return (0);
+ inc = -1;
+ position--;
+ }
+
+ piece = FindPiece(src, position, &first);
+
+ if (piece->used == 0)
+ return (0);
+
+ ptr = (position - first) + piece->text;
+
+ switch (type) {
+ case XawstEOL:
+ case XawstParagraph:
+ case XawstWhiteSpace:
+ case XawstAlphaNumeric:
+ for (; cnt > 0 ; cnt--) {
+ Bool non_space = False, first_eol = True;
+
+ /*CONSTCOND*/
+ while (True) {
+ register wchar_t c;
+
+ if (ptr < piece->text) {
+ piece = piece->prev;
+ if (piece == NULL) /* Begining of text */
+ return (0);
+ ptr = piece->text + piece->used - 1;
+ c = *ptr;
+ }
+ else if (ptr >= piece->text + piece->used) {
+ piece = piece->next;
+ if (piece == NULL) /* End of text */
+ return (src->multi_src.length);
+ ptr = piece->text;
+ }
+
+ c = *ptr;
+ ptr += inc;
+ position += inc;
+
+ if (type == XawstAlphaNumeric) {
+ if (!iswalnum(c)) {
+ if (non_space)
+ break;
+ }
+ else
+ non_space = True;
+ }
+ else if (type == XawstWhiteSpace) {
+ if (iswspace(c)) {
+ if (non_space)
+ break;
+ }
+ else
+ non_space = True;
+ }
+ else if (type == XawstEOL) {
+ if (c == _Xaw_atowc(XawLF))
+ break;
+ }
+ else { /* XawstParagraph */
+ if (first_eol) {
+ if (c == _Xaw_atowc(XawLF)) {
+ first_eol_position = position;
+ first_eol = False;
+ }
+ }
+ else
+ if (c == _Xaw_atowc(XawLF))
+ break;
+ else if (!iswspace(c))
+ first_eol = True;
+ }
+ }
+ }
+ if (!include) {
+ if (type == XawstParagraph)
+ position = first_eol_position;
+ if (count)
+ position -= inc;
+ }
+ break;
+ case XawstPositions:
+ position += count * inc;
+ break;
+ default:
+ break;
+ }
+
+ if (dir == XawsdLeft)
+ position++;
+
+ if (position >= src->multi_src.length)
+ return (src->multi_src.length);
+ if (position < 0)
+ return (0);
+
+ return (position);
+}
+
+/*
+ * Function:
+ * Search
+ *
+ * Parameters:
+ * w - MultiSource objecy
+ * position - position to start scanning
+ * dir - direction to scan
+ * text - text block to search for
+ *
+ * Description:
+ * Searchs the text source for the text block passed.
+ *
+ * Returns:
+ * The position of the item found
+ */
+static XawTextPosition
+Search(Widget w, register XawTextPosition position, XawTextScanDirection dir,
+ XawTextBlock *text)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+ register int count = 0;
+ wchar_t *ptr;
+ wchar_t *wtarget;
+ int wtarget_len;
+ Display *d = XtDisplay(XtParent(w));
+ MultiPiece *piece;
+ wchar_t *buf;
+ XawTextPosition first;
+ register char inc;
+ int cnt;
+
+ /* STEP 1: First, a brief sanity check */
+ if (dir == XawsdRight)
+ inc = 1;
+ else {
+ inc = -1;
+ if (position == 0)
+ return (XawTextSearchError);
+ position--;
+ }
+
+ /* STEP 2: Ensure I have a local wide string.. */
+
+ /* Since this widget stores 32bit chars, I check here to see if
+ I'm being passed a string claiming to be 8bit chars (ie, MB text.)
+ If that is the case, naturally I convert to 32bit format */
+
+ /*if the block was FMT8BIT, length will convert to REAL wchar count bellow */
+ wtarget_len = text->length;
+
+ if (text->format == XawFmtWide)
+ wtarget = &(((wchar_t*)text->ptr) [text->firstPos]);
+ else {
+ /* The following converts wtarget_len from byte len to wchar count */
+ wtarget = _XawTextMBToWC(d, &text->ptr[text->firstPos], &wtarget_len);
+ }
+
+ /* OK, I can now assert that wtarget holds wide characters, wtarget_len
+ holds an accurate count of those characters, and that firstPos has been
+ effectively factored out of the following computations */
+
+ /* STEP 3: SEARCH! */
+ buf = (wchar_t *)XtMalloc(sizeof(wchar_t) * wtarget_len);
+ (void)wcsncpy(buf, wtarget, wtarget_len);
+ piece = FindPiece(src, position, &first);
+ ptr = (position - first) + piece->text;
+
+ /*CONSTCOND*/
+ while (True) {
+ if (*ptr == (dir == XawsdRight ? *(buf + count)
+ : *(buf + wtarget_len - count - 1))) {
+ if (count == text->length - 1)
+ break;
+ else
+ count++;
+ }
+ else {
+ if (count != 0) {
+ position -=inc * count;
+ ptr -= inc * count;
+ }
+ count = 0;
+ }
+
+ ptr += inc;
+ position += inc;
+
+ while (ptr < piece->text) {
+ cnt = piece->text - ptr;
+
+ piece = piece->prev;
+ if (piece == NULL) { /* Begining of text */
+ XtFree((char *)buf);
+ return (XawTextSearchError);
+ }
+ ptr = piece->text + piece->used - cnt;
+ }
+
+ while (ptr >= piece->text + piece->used) {
+ cnt = ptr - (piece->text + piece->used);
+
+ piece = piece->next;
+ if (piece == NULL) { /* End of text */
+ XtFree((char *)buf);
+ return (XawTextSearchError);
+ }
+ ptr = piece->text + cnt;
+ }
+ }
+
+ XtFree((char *)buf);
+ if (dir == XawsdLeft)
+ return(position);
+
+ return(position - (wtarget_len - 1));
+}
+
+/*
+ * Function:
+ * XawMultiSrcSetValues
+ *
+ * Parameters:
+ * current - current state of the widget
+ * request - what was requested
+ * cnew - what the widget will become
+ * args - representation of resources that have changed
+ * num_args - number of changed resources
+ *
+ * Description:
+ * Sets the values for the MultiSource.
+ *
+ * Returns:
+ * True if redisplay is needed
+ */
+static Boolean
+XawMultiSrcSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ MultiSrcObject src = (MultiSrcObject)cnew;
+ MultiSrcObject old_src = (MultiSrcObject)current;
+ XtAppContext app_con = XtWidgetToApplicationContext(cnew);
+ Bool total_reset = False, string_set = False;
+ FILE *file;
+ unsigned int i;
+
+ if (old_src->multi_src.use_string_in_place
+ != src->multi_src.use_string_in_place) {
+ XtAppWarning(app_con,
+ "MultiSrc: The XtNuseStringInPlace resources "
+ "may not be changed.");
+ src->multi_src.use_string_in_place =
+ old_src->multi_src.use_string_in_place;
+ }
+
+ for (i = 0; i < *num_args ; i++)
+ if (streq(args[i].name, XtNstring)) {
+ string_set = True;
+ break;
+ }
+
+ if (string_set || old_src->multi_src.type != src->multi_src.type) {
+ RemoveOldStringOrFile(old_src, string_set);
+ src->multi_src.allocated_string = old_src->multi_src.allocated_string;
+ file = InitStringOrFile(src, string_set);
+
+ LoadPieces(src, file, NULL);
+ if (file != NULL)
+ fclose(file);
+#ifndef OLDXAW
+ for (i = 0; i < src->text_src.num_text; i++)
+ /* Tell text widget what happened */
+ XawTextSetSource(src->text_src.text[i], cnew, 0);
+#else
+ XawTextSetSource(XtParent(cnew), cnew, 0);
+#endif
+ total_reset = True;
+ }
+
+ if (old_src->multi_src.multi_length != src->multi_src.multi_length)
+ src->multi_src.piece_size = src->multi_src.multi_length + 1;
+
+ if ( !total_reset && old_src->multi_src.piece_size
+ != src->multi_src.piece_size) {
+ String mb_string = StorePiecesInString(old_src);
+
+ if (mb_string != 0) {
+ FreeAllPieces(old_src);
+ LoadPieces(src, NULL, mb_string);
+ XtFree(mb_string);
+ }
+ else {
+ /* If the buffer holds bad chars, don't touch it... */
+ XtAppWarningMsg(app_con,
+ "convertError", "multiSource", "XawError",
+ XtName(XtParent((Widget)old_src)), NULL, NULL);
+ XtAppWarningMsg(app_con,
+ "convertError", "multiSource", "XawError",
+ "Non-character code(s) in buffer.", NULL, NULL);
+ }
+ }
+
+ return (False);
+}
+
+static void
+XawMultiSrcGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+ unsigned int i;
+
+ if (src->multi_src.type == XawAsciiString) {
+ for (i = 0; i < *num_args ; i++) {
+ if (streq(args[i].name, XtNstring)) {
+ if (src->multi_src.use_string_in_place)
+ *((char **)args[i].value) = (char *)
+ src->multi_src.first_piece->text;
+ else if (_XawMultiSave(w)) /* If save sucessful */
+ *((char **)args[i].value) = (char *)src->multi_src.string;
+ break;
+ }
+ }
+ }
+}
+
+static void
+XawMultiSrcDestroy(Widget w)
+{
+ RemoveOldStringOrFile((MultiSrcObject) w, True);
+}
+
+/*
+ * Public routines
+ */
+/*
+ * Function:
+ * XawMultiSourceFreeString
+ *
+ * Parameters:
+ * w - MultiSrc widget
+ *
+ * Description:
+ * Frees the string returned by a get values call
+ * on the string when the source is of type string.
+ *
+ * Note:
+ * The public interface is XawAsciiSourceFreeString!
+ */
+void
+_XawMultiSourceFreeString(Widget w)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+
+ if (src->multi_src.allocated_string) {
+ XtFree((char *)src->multi_src.string);
+ src->multi_src.allocated_string = False;
+ src->multi_src.string = NULL;
+ }
+}
+
+/*
+ * Function:
+ * _XawMultiSave
+ *
+ * Parameters:
+ * w - multiSrc Widget
+ *
+ * Description:
+ * Saves all the pieces into a file or string as required.
+ *
+ * Returns:
+ * True if the save was successful
+ *
+ * Note:
+ * The public interface is XawAsciiSave(w)!
+ */
+Bool
+_XawMultiSave(Widget w)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+ XtAppContext app_con = XtWidgetToApplicationContext(w);
+ char *mb_string;
+
+ /*
+ * If using the string in place then there is no need to play games
+ * to get the internal info into a readable string
+ */
+ if (src->multi_src.use_string_in_place)
+ return (True);
+
+ if (src->multi_src.type == XawAsciiFile) {
+#ifdef OLDXAW
+ if (!src->multi_src.changes)
+#else
+ if (!src->text_src.changed) /* No changes to save */
+#endif
+ return (True);
+
+ mb_string = StorePiecesInString(src);
+
+ if (mb_string != 0) {
+ if (WriteToFile(mb_string, (String)src->multi_src.string) == False) {
+ XtFree(mb_string);
+ return (False);
+ }
+ XtFree(mb_string);
+#ifndef OLDXAW
+ src->text_src.changed = False;
+#else
+ src->multi_src.changes = False;
+#endif
+ return (True);
+ }
+ else {
+ /* If the buffer holds bad chars, don't touch it... */
+ XtAppWarningMsg(app_con,
+ "convertError", "multiSource", "XawError",
+ "Due to illegal characters, file not saved.",
+ NULL, NULL);
+ return (False);
+ }
+ }
+ else {
+ /* THIS FUNCTIONALITY IS UNDOCUMENTED, probably UNNEEDED? The manual
+ says this routine's only function is to save files to
+ disk. -Sheeran */
+ mb_string = StorePiecesInString(src);
+
+ if (mb_string == 0) {
+ /* If the buffer holds bad chars, don't touch it... */
+ XtAppWarningMsg(app_con,
+ "convertError", "multiSource", "XawError",
+ XtName(XtParent((Widget)src)), NULL, NULL);
+ return (False);
+ }
+
+ /* assert: mb_string holds good characters so the buffer is fine */
+ if (src->multi_src.allocated_string == True)
+ XtFree((char *)src->multi_src.string);
+ else
+ src->multi_src.allocated_string = True;
+
+ src->multi_src.string = mb_string;
+ }
+#ifdef OLDXAW
+ src->multi_src.changes = False;
+#else
+ src->text_src.changed = False;
+#endif
+
+ return (True);
+}
+
+/*
+ * Function:
+ * XawMultiSaveAsFile
+ *
+ * Parameters:
+ * w - MultiSrc widget
+ * name - name of the file to save this file into
+ *
+ * Description:
+ * Save the current buffer as a file.
+ *
+ * Returns:
+ * True if the save was sucessful
+ *
+ * Note:
+ * The public interface is XawAsciiSaveAsFile!
+ */
+Bool
+_XawMultiSaveAsFile(Widget w, _Xconst char* name)
+{
+ MultiSrcObject src = (MultiSrcObject)w;
+ String mb_string;
+ Bool ret;
+
+ mb_string = StorePiecesInString(src);
+
+ if (mb_string != 0) {
+ ret = WriteToFile(mb_string, (char *)name);
+ XtFree(mb_string);
+
+ return (ret);
+ }
+
+ /* otherwise there was a conversion error. So print widget name too */
+ XtAppWarningMsg(XtWidgetToApplicationContext(w),
+ "convertError", "multiSource", "XawError",
+ XtName(XtParent(w)), NULL, NULL);
+
+ return (False);
+}
+
+/*
+ * Private Functions
+ */
+static void
+RemoveOldStringOrFile(MultiSrcObject src, Bool checkString)
+{
+ FreeAllPieces(src);
+
+ if (checkString && src->multi_src.allocated_string) {
+ XtFree((char *)src->multi_src.string);
+ src->multi_src.allocated_string = False;
+ src->multi_src.string = NULL;
+ }
+}
+
+/*
+ * Function:
+ * WriteToFile
+ *
+ * Parameters:
+ * string - string to write
+ * name - name of the file
+ *
+ * Description:
+ * Write the string specified to the begining of the file specified.
+ *
+ * Returns:
+ * Returns True if sucessful, False otherwise
+ */
+static Bool
+WriteToFile(String string, String name)
+{
+ int fd;
+
+ if (((fd = creat(name, 0666)) == -1)
+ || (write(fd, string, strlen(string)) == -1))
+ return (False);
+
+ if (close(fd) == -1)
+ return (False);
+
+ return (True);
+}
+
+
+/*
+ * Function:
+ * StorePiecesInString
+ *
+ * Parameters:
+ * src - the multiSrc object to gather data from
+ *
+ * Description:
+ * Store the pieces in memory into a char string.
+ *
+ * Returns:
+ * mb_string: Caller must free
+ * (or)
+ * NULL: conversion error
+ */
+static String
+StorePiecesInString(MultiSrcObject src)
+{
+ wchar_t *wc_string;
+ char *mb_string;
+ int char_count = src->multi_src.length;
+ XawTextPosition first;
+ MultiPiece *piece;
+
+ /* I believe the char_count + 1 and the NULL termination are unneeded! FS */
+ wc_string = (wchar_t*)XtMalloc((char_count + 1) * sizeof(wchar_t));
+
+ for (first = 0, piece = src->multi_src.first_piece ; piece != NULL;
+ first += piece->used, piece = piece->next)
+ (void)wcsncpy(wc_string + first, piece->text, piece->used);
+
+ wc_string[char_count] = 0;
+
+ /* This will refill all pieces to capacity */
+ if (src->multi_src.data_compression) {
+ FreeAllPieces(src);
+ LoadPieces(src, NULL, (char *)wc_string);
+ }
+
+ /* Lastly, convert it to a MB format and send it back */
+ mb_string = _XawTextWCToMB(XtDisplayOfObject((Widget)src),
+ wc_string, &char_count);
+
+ /* NOTE THAT mb_string MAY BE ZERO IF THE CONVERSION FAILED */
+ XtFree((char*)wc_string);
+
+ return (mb_string);
+}
+
+/*
+ * Function:
+ * InitStringOrFile
+ *
+ * Parameters:
+ * src - MultiSource
+ *
+ * Description:
+ * Initializes the string or file.
+ */
+static FILE *
+InitStringOrFile(MultiSrcObject src, Bool newString)
+{
+ mode_t open_mode = 0;
+ const char *fdopen_mode = NULL;
+ int fd;
+ FILE *file;
+ Display *d = XtDisplayOfObject((Widget)src);
+
+ if (src->multi_src.type == XawAsciiString) {
+ if (src->multi_src.string == NULL)
+ src->multi_src.length = 0;
+
+ else if (!src->multi_src.use_string_in_place) {
+ int length;
+ String temp = XtNewString((char *)src->multi_src.string);
+
+ if (src->multi_src.allocated_string)
+ XtFree((char *)src->multi_src.string);
+ src->multi_src.allocated_string = True;
+ src->multi_src.string = temp;
+
+ length = strlen((char *)src->multi_src.string);
+
+ /* Wasteful, throwing away the WC string, but need side effect! */
+ (void)_XawTextMBToWC(d, (char *)src->multi_src.string, &length);
+ src->multi_src.length = (XawTextPosition)length;
+ }
+ else {
+ src->multi_src.length = strlen((char *)src->multi_src.string);
+ /* In case the length resource is incorrectly set */
+ if (src->multi_src.length > src->multi_src.multi_length)
+ src->multi_src.multi_length = src->multi_src.length;
+
+ if (src->multi_src.multi_length == MAGIC_VALUE)
+ src->multi_src.piece_size = src->multi_src.length;
+ else
+ src->multi_src.piece_size = src->multi_src.multi_length + 1;
+ }
+
+ return (NULL);
+ }
+
+ /*
+ * type is XawAsciiFile
+ */
+ src->multi_src.is_tempfile = False;
+
+ switch (src->text_src.edit_mode) {
+ case XawtextRead:
+ if (src->multi_src.string == NULL)
+ XtErrorMsg("NoFile", "multiSourceCreate", "XawError",
+ "Creating a read only disk widget and no file specified.",
+ NULL, 0);
+ open_mode = O_RDONLY;
+ fdopen_mode = "r";
+ break;
+ case XawtextAppend:
+ case XawtextEdit:
+ if (src->multi_src.string == NULL) {
+ src->multi_src.string = "*multi-src*";
+ src->multi_src.is_tempfile = True;
+ }
+ else {
+/* O_NOFOLLOW is a BSD & Linux extension */
+#ifdef O_NOFOLLOW
+ open_mode = O_RDWR | O_NOFOLLOW;
+#else
+ open_mode = O_RDWR; /* unsafe; subject to race conditions */
+#endif
+ fdopen_mode = "r+";
+ }
+ break;
+ default:
+ XtErrorMsg("badMode", "multiSourceCreate", "XawError",
+ "Bad editMode for multi source; must be "
+ "Read, Append or Edit.", NULL, NULL);
+ }
+
+ /* If is_tempfile, allocate a private copy of the text
+ * Unlikely to be changed, just to set allocated_string */
+ if (newString || src->multi_src.is_tempfile) {
+ String temp = XtNewString((char *)src->multi_src.string);
+
+ if (src->multi_src.allocated_string)
+ XtFree((char *)src->multi_src.string);
+ src->multi_src.string = temp;
+ src->multi_src.allocated_string = True;
+ }
+
+ if (!src->multi_src.is_tempfile) {
+ if ((fd = open((char *)src->multi_src.string, open_mode, 0666)) != -1) {
+ if ((file = fdopen(fd, fdopen_mode)) != NULL) {
+ (void)fseek(file, 0, SEEK_END);
+ src->multi_src.length = (XawTextPosition)ftell(file);
+ return(file);
+ }
+ }
+ {
+ String params[2];
+ Cardinal num_params = 2;
+
+ params[0] = (String)src->multi_src.string;
+ params[1] = strerror(errno);
+ XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src),
+ "openError", "multiSourceCreate", "XawWarning",
+ "Cannot open file %s; %s", params, &num_params);
+ }
+ }
+ src->multi_src.length = 0;
+ return (NULL);
+}
+
+/* LoadPieces: This routine takes either the MB contents of open file
+ `file' or the MB contents of string or the MB contents of
+ src->multi_src.string and places them in Pieces in WC format.
+
+ CAUTION: You must have src->multi_src.length set to file length bytes
+ when src->multi_src.type == XawAsciiFile. src->multi_src.length must be
+ the length of the parameter string if string is non-NULL
+*/
+static void
+LoadPieces(MultiSrcObject src, FILE *file, char *string)
+{
+ Display *d = XtDisplayOfObject((Widget)src);
+ wchar_t* local_str, *ptr;
+ MultiPiece* piece = NULL;
+ XawTextPosition left;
+ int bytes = sizeof(wchar_t);
+ char* temp_mb_holder = NULL;
+
+ /*
+ * This is tricky - the _XawTextMBtoWC converter uses its 3rd arg
+ * in as MB length, out as WC length. We want local_length to be
+ * WC count.
+ */
+ int local_length = src->multi_src.length;
+
+ if (string != NULL) {
+ /*
+ * ASSERT: IF our caller passed a non-null string, THEN
+ * src->multi_src.length is currently string's * byte count,
+ * AND string is in a MB format
+ */
+ local_str = _XawTextMBToWC(d, (char *)string, &local_length);
+ src->multi_src.length = (XawTextPosition) local_length;
+ }
+ else if (src->multi_src.type != XawAsciiFile) {
+ /*
+ * here, we are not changing the contents, just reloading,
+ * so don't change len...
+ */
+ local_length = src->multi_src.string ?
+ strlen((char *)src->multi_src.string) : 0;
+ local_str = _XawTextMBToWC(d, (char *)src->multi_src.string,
+ &local_length);
+ }
+ else {
+ if (src->multi_src.length != 0) {
+ temp_mb_holder =
+ XtMalloc((src->multi_src.length + 1) * sizeof(unsigned char));
+ fseek(file, 0, 0);
+ src->multi_src.length = fread(temp_mb_holder,
+ (Size_t)sizeof(unsigned char),
+ (Size_t)src->multi_src.length, file);
+ if (src->multi_src.length <= 0)
+ XtAppErrorMsg(XtWidgetToApplicationContext ((Widget) src),
+ "readError", "multiSource", "XawError",
+ "fread returned error.", NULL, NULL);
+ local_length = src->multi_src.length;
+ local_str = _XawTextMBToWC(d, temp_mb_holder, &local_length);
+ src->multi_src.length = local_length;
+
+ if (local_str == 0) {
+ String params[2];
+ Cardinal num_params;
+ static char err_text[] =
+ "<<< FILE CONTENTS NOT REPRESENTABLE IN THIS LOCALE >>>";
+
+ params[0] = XtName(XtParent((Widget)src));
+ params[1] = src->multi_src.string;
+ num_params = 2;
+
+ XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src),
+ "readLocaleError", "multiSource", "XawError",
+ "%s: The file `%s' contains characters "
+ "not representable in this locale.",
+ params, &num_params);
+ src->multi_src.length = sizeof err_text;
+ local_length = src->multi_src.length;
+ local_str = _XawTextMBToWC(d, err_text, &local_length);
+ src->multi_src.length = local_length;
+ }
+ }
+ else
+ /* ASSERT that since following while loop looks at local_length
+ this isn't needed. Sheeran, Omron KK, 1993/07/15
+ temp_mb_holder[src->multi_src.length] = '\0'; */
+ local_str = (wchar_t*)temp_mb_holder;
+ }
+
+ if (src->multi_src.use_string_in_place) {
+ piece = AllocNewPiece(src, piece);
+ piece->used = Min(src->multi_src.length, src->multi_src.piece_size);
+ piece->text = (wchar_t*)src->multi_src.string;
+ return;
+ }
+
+ ptr = local_str;
+ left = local_length;
+
+ do {
+ piece = AllocNewPiece(src, piece);
+
+ piece->text = (wchar_t*)XtMalloc((unsigned)(src->multi_src.piece_size
+ * bytes));
+ piece->used = Min(left, src->multi_src.piece_size);
+ if (piece->used != 0)
+ (void)wcsncpy(piece->text, ptr, piece->used);
+
+ left -= piece->used;
+ ptr += piece->used;
+ } while (left > 0);
+
+ if (temp_mb_holder)
+ XtFree((char*)temp_mb_holder);
+}
+
+/*
+ * Function:
+ * AllocNewPiece
+ *
+ * Parameters:
+ * src - MultiSrc Widget
+ * prev - the piece just before this one, or NULL
+ *
+ * Description:
+ * Allocates a new piece of memory.
+ *
+ * Returns:
+ * The allocated piece
+ */
+static MultiPiece *
+AllocNewPiece(MultiSrcObject src, MultiPiece *prev)
+{
+ MultiPiece *piece = XtNew(MultiPiece);
+
+ if (prev == NULL) {
+ src->multi_src.first_piece = piece;
+ piece->next = NULL;
+ }
+ else {
+ if (prev->next != NULL)
+ (prev->next)->prev = piece;
+ piece->next = prev->next;
+ prev->next = piece;
+ }
+
+ piece->prev = prev;
+
+ return (piece);
+}
+
+/*
+ * Function:
+ * FreeAllPieces
+ *
+ * Parameters:
+ * src - MultiSrc Widget
+ *
+ * Description:
+ * Frees all the pieces
+ */
+static void
+FreeAllPieces(MultiSrcObject src)
+{
+ MultiPiece *next, *first = src->multi_src.first_piece;
+
+#ifdef DEBUG
+ if (first->prev != NULL)
+ printf("Xaw MultiSrc Object: possible memory leak in FreeAllPieces().\n");
+#endif
+
+ for (; first != NULL ; first = next) {
+ next = first->next;
+ RemovePiece(src, first);
+ }
+}
+
+/*
+ * Function:
+ * RemovePiece
+ *
+ * Parameters:
+ * piece - piece to remove
+ *
+ * Description:
+ * Removes a piece from the list.
+ */
+static void
+RemovePiece(MultiSrcObject src, MultiPiece *piece)
+{
+ if (piece->prev == NULL)
+ src->multi_src.first_piece = piece->next;
+ else
+ piece->prev->next = piece->next;
+
+ if (piece->next != NULL)
+ piece->next->prev = piece->prev;
+
+ if (!src->multi_src.use_string_in_place)
+ XtFree((char *)piece->text);
+
+ XtFree((char *)piece);
+}
+
+/*
+ * Function:
+ * FindPiece
+ *
+ * Parameters:
+ * src - MultiSrc Widget
+ * position - position that we are searching for
+ * first - position of the first character in this piece (return)
+ *
+ * Description:
+ * Finds the piece containing the position indicated.
+ *
+ * Returns:
+ * Piece that contains this position
+ */
+static MultiPiece *
+FindPiece(MultiSrcObject src, XawTextPosition position, XawTextPosition *first)
+{
+ MultiPiece *old_piece, *piece;
+ XawTextPosition temp;
+
+ for (old_piece = NULL, piece = src->multi_src.first_piece, temp = 0;
+ piece; old_piece = piece, piece = piece->next)
+ if ((temp += piece->used) > position) {
+ *first = temp - piece->used;
+ return (piece);
+ }
+
+ *first = temp - (old_piece ? old_piece->used : 0);
+
+ return (old_piece); /* if we run off the end the return the last piece */
+}
+
+/*
+ * Function:
+ * BreakPiece
+ *
+ * Parameters:
+ * src - MultiSrc Widget
+ * piece - piece to break
+ *
+ * Description:
+ * Breaks a full piece into two new pieces.
+ */
+#define HALF_PIECE (src->multi_src.piece_size >> 1)
+static void
+BreakPiece(MultiSrcObject src, MultiPiece *piece)
+{
+ MultiPiece *cnew = AllocNewPiece(src, piece);
+
+ cnew->text = (wchar_t *)
+ XtMalloc(src->multi_src.piece_size * sizeof(wchar_t));
+ (void)wcsncpy(cnew->text, piece->text + HALF_PIECE,
+ src->multi_src.piece_size - HALF_PIECE);
+ piece->used = HALF_PIECE;
+ cnew->used = src->multi_src.piece_size - HALF_PIECE;
+}
+
+/*ARGSUSED*/
+static void
+CvtStringToMultiType(XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal)
+{
+ static XawAsciiType type = XawAsciiString;
+ XrmQuark q;
+ char name[7];
+
+ XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
+ q = XrmStringToQuark(name);
+
+ if (q == Qstring)
+ type = XawAsciiString;
+ if (q == Qfile)
+ type = XawAsciiFile;
+ else {
+ toVal->size = 0;
+ toVal->addr = NULL;
+ XtStringConversionWarning((char *)fromVal->addr, XtRAsciiType);
+ }
+
+ toVal->size = sizeof(XawAsciiType);
+ toVal->addr = (XPointer)&type;
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtMultiTypeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal,
+ XtPointer *data)
+{
+ static String buffer;
+ Cardinal size;
+
+ switch (*(XawAsciiType *)fromVal->addr) {
+ case XawAsciiFile:
+ buffer = XtEfile;
+ break;
+ case XawAsciiString:
+ buffer = XtEstring;
+ break;
+ default:
+ XawTypeToStringWarning(dpy, XtRAsciiType);
+ toVal->addr = NULL;
+ toVal->size = 0;
+ return (False);
+ }
+
+ size = strlen(buffer) + 1;
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = (XPointer)buffer;
+ toVal->size = sizeof(String);
+
+ return (True);
+}
+
+/*ARGSUSED*/
+static void
+GetDefaultPieceSize(Widget w, int offset, XrmValue *value)
+{
+ static XPointer pagesize;
+
+ if (pagesize == 0) {
+ pagesize = (XPointer)((long)_XawGetPageSize());
+ if (pagesize < (XPointer)BUFSIZ)
+ pagesize = (XPointer)BUFSIZ;
+ }
+
+ value->addr = (XPointer)&pagesize;
+}
diff --git a/libXaw/src/OS.c b/libXaw/src/OS.c
index ce8f0e801..8bc23ddf6 100644
--- a/libXaw/src/OS.c
+++ b/libXaw/src/OS.c
@@ -1,53 +1,53 @@
-/* Some OS-dependent utility code */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/Xosdefs.h>
-#include <X11/IntrinsicP.h>
-#include "Private.h"
-
-#ifndef X_NOT_POSIX
-#include <unistd.h> /* for sysconf(), and getpagesize() */
-#endif
-
-#if defined(linux)
-/* kernel header doesn't work with -ansi */
-/* #include <asm/page.h> *//* for PAGE_SIZE */
-#define HAS_SC_PAGESIZE /* _SC_PAGESIZE may be an enum for Linux */
-#endif
-
-int
-_XawGetPageSize(void)
-{
- static int pagesize = -1;
-
- if (pagesize != -1)
- return pagesize;
-
- /* Try each supported method in the preferred order */
-
-#if defined(_SC_PAGESIZE) || defined(HAS_SC_PAGESIZE)
- pagesize = sysconf(_SC_PAGESIZE);
-#endif
-
-#ifdef _SC_PAGE_SIZE
- if (pagesize == -1)
- pagesize = sysconf(_SC_PAGE_SIZE);
-#endif
-
-#ifdef HAVE_GETPAGESIZE
- if (pagesize == -1)
- pagesize = getpagesize();
-#endif
-
-#ifdef PAGE_SIZE
- if (pagesize == -1)
- pagesize = PAGE_SIZE;
-#endif
-
- if (pagesize == -1)
- pagesize = 0;
-
- return pagesize;
-}
+/* Some OS-dependent utility code */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/Xosdefs.h>
+#include <X11/IntrinsicP.h>
+#include "Private.h"
+
+#ifndef X_NOT_POSIX
+#include <unistd.h> /* for sysconf(), and getpagesize() */
+#endif
+
+#if defined(linux)
+/* kernel header doesn't work with -ansi */
+/* #include <asm/page.h> *//* for PAGE_SIZE */
+#define HAS_SC_PAGESIZE /* _SC_PAGESIZE may be an enum for Linux */
+#endif
+
+int
+_XawGetPageSize(void)
+{
+ static int pagesize = -1;
+
+ if (pagesize != -1)
+ return pagesize;
+
+ /* Try each supported method in the preferred order */
+
+#if defined(_SC_PAGESIZE) || defined(HAS_SC_PAGESIZE)
+ pagesize = sysconf(_SC_PAGESIZE);
+#endif
+
+#ifdef _SC_PAGE_SIZE
+ if (pagesize == -1)
+ pagesize = sysconf(_SC_PAGE_SIZE);
+#endif
+
+#ifdef HAVE_GETPAGESIZE
+ if (pagesize == -1)
+ pagesize = getpagesize();
+#endif
+
+#ifdef PAGE_SIZE
+ if (pagesize == -1)
+ pagesize = PAGE_SIZE;
+#endif
+
+ if (pagesize == -1)
+ pagesize = 0;
+
+ return pagesize;
+}
diff --git a/libXaw/src/Paned.c b/libXaw/src/Paned.c
index 842ea0e59..84999f717 100644
--- a/libXaw/src/Paned.c
+++ b/libXaw/src/Paned.c
@@ -1,2064 +1,2064 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-/*
- * Updated and significantly modified from the Athena VPaned Widget.
- *
- * Date: March 1, 1989
- *
- * By: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/cursorfont.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/Converters.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/Grip.h>
-#include <X11/Xaw/PanedP.h>
-#include <X11/Xaw/XawImP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-typedef enum {
- UpLeftPane = 'U',
- LowRightPane = 'L',
- ThisBorderOnly = 'T',
- AnyPane = 'A'
-} Direction;
-
-#define NO_INDEX -100
-#define IS_GRIP NULL
-
-#define PaneInfo(w) ((Pane)(w)->core.constraints)
-#define HasGrip(w) (PaneInfo(w)->grip != NULL)
-#define IsPane(w) ((w)->core.widget_class != gripWidgetClass)
-#define PaneIndex(w) (PaneInfo(w)->position)
-#define IsVert(w) ((w)->paned.orientation == XtorientVertical)
-
-#define ForAllPanes(pw, childP) \
-for ((childP) = (pw)->composite.children; \
- (childP) < (pw)->composite.children + (pw)->paned.num_panes; \
- (childP)++)
-
-#define ForAllChildren(pw, childP) \
-for ((childP) = (pw)->composite.children; \
- (childP) < (pw)->composite.children + (pw)->composite.num_children; \
- (childP)++)
-
-#define PaneSize(paned, vertical) \
- ((vertical) ? XtHeight(paned) : XtWidth(paned))
-
-#define GetRequestInfo(geo, vertical) \
- ((vertical) ? (geo)->height : (geo)->width)
-
-#define SatisfiesRule1(pane, shrink) \
- (((shrink) && ((pane)->size != (pane)->min)) \
- || (!(shrink) && ((pane)->size != (pane)->max)))
-
-#define SatisfiesRule2(pane) \
- (!(pane)->skip_adjust || (pane)->paned_adjusted_me)
-
-#define SatisfiesRule3(pane, shrink) \
- ((pane)->paned_adjusted_me \
- && (((shrink) && ((int)(pane)->wp_size <= (pane)->size)) \
- || (!(shrink) && ((int)(pane)->wp_size >= (pane)->size))))
-
-
-/*
- * Class Methods
- */
-static void XawPanedClassInitialize(void);
-static void XawPanedChangeManaged(Widget);
-static void XawPanedDeleteChild(Widget);
-static void XawPanedDestroy(Widget);
-static XtGeometryResult XawPanedGeometryManager(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawPanedInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawPanedInsertChild(Widget);
-static Boolean XawPanedPaneSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static void XawPanedRealize(Widget, Mask*, XSetWindowAttributes*);
-static void XawPanedRedisplay(Widget, XEvent*, Region);
-static void XawPanedResize(Widget);
-static Boolean XawPanedSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void _DrawInternalBorders(PanedWidget, GC);
-static void _DrawRect(PanedWidget, GC, int, int, unsigned int, unsigned int);
-static void _DrawTrackLines(PanedWidget, Bool);
-static void AdjustPanedSize(PanedWidget, unsigned int, XtGeometryResult*,
- Dimension*, Dimension*);
-static void ChangeAllGripCursors(PanedWidget);
-static Pane ChoosePaneToResize(PanedWidget, int, Direction, Bool);
-static void ClearPaneStack(PanedWidget);
-static void CommitGripAdjustment(PanedWidget);
-static void CreateGrip(Widget);
-static int GetEventLocation(PanedWidget, XEvent*);
-static void GetGCs(Widget);
-static void GetPaneStack(PanedWidget, Bool, Pane*, int*);
-static void HandleGrip(Widget, XtPointer, XtPointer);
-static void LoopAndRefigureChildren(PanedWidget, int, Direction, int*);
-static void ManageAndUnmanageGrips(PanedWidget);
-static void MoveGripAdjustment(PanedWidget, Widget, Direction, int);
-static Bool PopPaneStack(PanedWidget);
-static void PushPaneStack(PanedWidget, Pane);
-static void RefigureLocations(PanedWidget, int, Direction);
-static void RefigureLocationsAndCommit(Widget);
-static void ReleaseGCs(Widget);
-static void ResortChildren(PanedWidget);
-static void SetChildrenPrefSizes(PanedWidget, unsigned int);
-static void StartGripAdjustment(PanedWidget, Widget, Direction);
-
-/*
- * Initialization
- */
-static char defGripTranslations[] =
-"<Btn1Down>:" "GripAction(Start,UpLeftPane)\n"
-"<Btn2Down>:" "GripAction(Start,ThisBorderOnly)\n"
-"<Btn3Down>:" "GripAction(Start,LowRightPane)\n"
-"<Btn1Motion>:" "GripAction(Move,UpLeft)\n"
-"<Btn2Motion>:" "GripAction(Move,ThisBorder)\n"
-"<Btn3Motion>:" "GripAction(Move,LowRight)\n"
-"Any<BtnUp>:" "GripAction(Commit)\n"
-;
-
-#define offset(field) XtOffsetOf(PanedRec, paned.field)
-static XtResource resources[] = {
- {
- XtNinternalBorderColor,
- XtCBorderColor,
- XtRPixel,
- sizeof(Pixel),
- offset(internal_bp),
- XtRString,
- (XtPointer)XtDefaultForeground
- },
- {
- XtNinternalBorderWidth,
- XtCBorderWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(internal_bw),
- XtRImmediate,
- (XtPointer)1
- },
- {
- XtNgripIndent,
- XtCGripIndent,
- XtRPosition,
- sizeof(Position),
- offset(grip_indent),
- XtRImmediate,
- (XtPointer)10
- },
- {
- XtNrefigureMode,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(refiguremode),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNgripTranslations,
- XtCTranslations,
- XtRTranslationTable,
- sizeof(XtTranslations),
- offset(grip_translations),
- XtRString,
- (XtPointer)defGripTranslations
- },
- {
- XtNorientation,
- XtCOrientation,
- XtROrientation,
- sizeof(XtOrientation),
- offset(orientation),
- XtRImmediate,
- (XtPointer)XtorientVertical
- },
- {
- XtNcursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(cursor),
- XtRImmediate,
- NULL
- },
- {
- XtNgripCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(grip_cursor),
- XtRImmediate,
- NULL
- },
- {
- XtNverticalGripCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(v_grip_cursor),
- XtRString,
- "sb_v_double_arrow"
- },
- {
- XtNhorizontalGripCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(h_grip_cursor),
- XtRString,
- "sb_h_double_arrow"
- },
- {
- XtNbetweenCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(adjust_this_cursor),
- XtRString,
- NULL
- },
- {
- XtNverticalBetweenCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(v_adjust_this_cursor),
- XtRString,
- "sb_left_arrow"
- },
- {
- XtNhorizontalBetweenCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(h_adjust_this_cursor),
- XtRString,
- "sb_up_arrow"
- },
- {
- XtNupperCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(adjust_upper_cursor),
- XtRString,
- "sb_up_arrow"
- },
- {
- XtNlowerCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(adjust_lower_cursor),
- XtRString,
- "sb_down_arrow"
- },
- {
- XtNleftCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(adjust_left_cursor),
- XtRString,
- "sb_left_arrow"
- },
- {
- XtNrightCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(adjust_right_cursor),
- XtRString,
- "sb_right_arrow"
- },
-};
-#undef offset
-
-#define offset(field) XtOffsetOf(PanedConstraintsRec, paned.field)
-static XtResource subresources[] = {
- {
- XtNallowResize,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(allow_resize),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNposition,
- XtCPosition,
- XtRInt,
- sizeof(int),
- offset(position),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNmin,
- XtCMin,
- XtRDimension,
- sizeof(Dimension),
- offset(min),
- XtRImmediate,
- (XtPointer)PANED_GRIP_SIZE
- },
- {
- XtNmax,
- XtCMax,
- XtRDimension,
- sizeof(Dimension),
- offset(max),
- XtRImmediate,
- (XtPointer)~0
- },
- {
- XtNpreferredPaneSize,
- XtCPreferredPaneSize,
- XtRDimension,
- sizeof(Dimension),
- offset(preferred_size),
- XtRImmediate,
- (XtPointer)PANED_ASK_CHILD
- },
- {
- XtNresizeToPreferred,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(resize_to_pref),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNskipAdjust,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(skip_adjust),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNshowGrip,
- XtCShowGrip,
- XtRBoolean,
- sizeof(Boolean),
- offset(show_grip),
- XtRImmediate,
- (XtPointer)True
- },
-};
-#undef offset
-
-#define SuperClass ((ConstraintWidgetClass)&constraintClassRec)
-
-PanedClassRec panedClassRec = {
- /* core */
- {
- (WidgetClass)SuperClass, /* superclass */
- "Paned", /* class name */
- sizeof(PanedRec), /* size */
- XawPanedClassInitialize, /* class_initialize */
- NULL, /* class_part init */
- False, /* class_inited */
- XawPanedInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawPanedRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawPanedDestroy, /* destroy */
- XawPanedResize, /* resize */
- XawPanedRedisplay, /* expose */
- XawPanedSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* composite */
- {
- XawPanedGeometryManager, /* geometry_manager */
- XawPanedChangeManaged, /* change_managed */
- XawPanedInsertChild, /* insert_child */
- XawPanedDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- /* constraint */
- {
- subresources, /* subresources */
- XtNumber(subresources), /* subresource_count */
- sizeof(PanedConstraintsRec), /* constraint_size */
- NULL, /* initialize */
- NULL, /* destroy */
- XawPanedPaneSetValues, /* set_values */
- NULL, /* extension */
- },
-};
-
-WidgetClass panedWidgetClass = (WidgetClass)&panedClassRec;
-WidgetClass vPanedWidgetClass = (WidgetClass)&panedClassRec;
-
-/*
- * Implementation
- */
-/* Function:
- * AdjustPanedSize
- *
- * Parameters:
- * pw - paned widget to adjust
- * off_size - new off_size to use
- * result_ret - result of query (return)
- * on_size_ret - new on_size (return)
- * off_size_ret - new off_size (return)
- *
- * Description:
- * Adjusts the size of the pane.
- *
- * Returns:
- * amount of change in size
- */
-static void
-AdjustPanedSize(PanedWidget pw, unsigned int off_size,
- XtGeometryResult *result_ret,
- Dimension *on_size_ret, Dimension *off_size_ret)
-{
- Dimension old_size = PaneSize((Widget)pw, IsVert(pw));
- Dimension newsize = 0;
- Widget *childP;
- XtWidgetGeometry request, reply;
-
- request.request_mode = CWWidth | CWHeight;
-
- ForAllPanes(pw, childP) {
- int size = Max(PaneInfo(*childP)->size, (int)PaneInfo(*childP)->min);
-
- AssignMin(size, (int)PaneInfo(*childP)->max);
- newsize += size + pw->paned.internal_bw;
- }
- newsize -= pw->paned.internal_bw;
-
- if (newsize < 1)
- newsize = 1;
-
- if (IsVert(pw)) {
- request.width = off_size;
- request.height = newsize;
- }
- else {
- request.width = newsize;
- request.height = off_size;
- }
-
- if (result_ret != NULL) {
- request.request_mode |= XtCWQueryOnly;
-
- *result_ret = XtMakeGeometryRequest((Widget)pw, &request, &reply);
- _XawImCallVendorShellExtResize((Widget)pw);
-
- if (newsize == old_size || *result_ret == XtGeometryNo) {
- *on_size_ret = old_size;
- *off_size_ret = off_size;
- return;
- }
- if (*result_ret != XtGeometryAlmost) {
- *on_size_ret = GetRequestInfo(&request, IsVert(pw));
- *off_size_ret = GetRequestInfo(&request, !IsVert(pw));
- return;
- }
- *on_size_ret = GetRequestInfo(&reply, IsVert(pw));
- *off_size_ret = GetRequestInfo(&reply, !IsVert(pw));
- return;
- }
-
- if (newsize == old_size)
- return;
-
- if (XtMakeGeometryRequest((Widget)pw, &request, &reply) == XtGeometryAlmost)
- XtMakeGeometryRequest((Widget)pw, &reply, &request);
-}
-
-/*
- * Function:
- * ChoosePaneToResize.
- *
- * Parameters:
- * pw - paned widget
- * paneindex - index of the current pane
- * dir - direction to search first
- * shrink - True if we need to shrink a pane, False otherwise
- *
- * Description:
- * This function chooses a pane to resize.
- They are chosen using the following rules:
- *
- * 1) size < max && size > min
- * 2) skip adjust == False
- * 3) widget not its prefered height
- * && this change will bring it closer
- * && The user has not resized this pane.
- *
- * If no widgets are found that fits all the rules then
- * rule #3 is broken.
- * If there are still no widgets found than
- * rule #2 is broken.
- * Rule #1 is never broken.
- * If no widgets are found then NULL is returned.
- *
- * Returns:
- * pane to resize or NULL
- */
-static Pane
-ChoosePaneToResize(PanedWidget pw, int paneindex, Direction dir, Bool shrink)
-{
- Widget *childP;
- int rules = 3;
- Direction _dir = dir;
- int _index = paneindex;
-
- if (paneindex == NO_INDEX || dir == AnyPane) { /* Use defaults */
- _dir = LowRightPane; /* Go up - really */
- _index = pw->paned.num_panes - 1; /* Start the last pane, and work
- backwards */
- }
- childP = pw->composite.children + _index;
-
- /*CONSTCOND*/
- while(True) {
- Pane pane = PaneInfo(*childP);
-
- if ((rules < 3 || SatisfiesRule3(pane, shrink))
- && (rules < 2 || SatisfiesRule2(pane))
- && SatisfiesRule1(pane, shrink)
- && (paneindex != PaneIndex(*childP) || dir == AnyPane))
- return (pane);
-
- /*
- * This is counter-intuitive, but if we are resizing the pane
- * above the grip we want to choose a pane below the grip to lose,
- * and visa-versa
- */
- if (_dir == LowRightPane)
- --childP;
- else
- ++childP;
-
- /*
- * If we have come to and edge then reduce the rule set, and try again
- * If we are reduced the rules to none, then return NULL
- */
- if ((childP - pw->composite.children) < 0 ||
- (childP - pw->composite.children) >= pw->paned.num_panes) {
- if (--rules < 1) /* less strict rules */
- return (NULL);
- childP = pw->composite.children + _index;
- }
- }
-}
-
-/*
- * Function:
- * LoopAndRefigureChildren
- *
- * Parameters:
- * pw - paned widget
- * paneindex - number of the pane border we are moving
- * dir - pane to move (either UpLeftPane or LowRightPane)
- * sizeused - current amount of space used (used and returned)
- *
- * Description:
- * If we are resizing either the UpleftPane or LowRight Pane loop
- * through all the children to see if any will allow us to resize them.
- */
-static void
-LoopAndRefigureChildren(PanedWidget pw, int paneindex, Direction dir,
- int *sizeused)
-{
- int pane_size = (int)PaneSize((Widget)pw, IsVert(pw));
- Boolean shrink = (*sizeused > pane_size);
-
- if (dir == LowRightPane)
- paneindex++;
-
- /* While all panes do not fit properly */
- while (*sizeused != pane_size) {
- /*
- * Choose a pane to resize
- * First look on the Pane Stack, and then go hunting for another one
- * If we fail to find a pane to resize then give up
- */
- Pane pane;
- int start_size;
- Dimension old;
- Boolean rule3_ok = False, from_stack = True;
-
- GetPaneStack(pw, shrink, &pane, &start_size);
- if (pane == NULL) {
- pane = ChoosePaneToResize(pw, paneindex, dir, shrink);
- if (pane == NULL)
- return; /* no one to resize, give up */
-
- rule3_ok = SatisfiesRule3(pane, shrink);
- from_stack = False;
- PushPaneStack(pw, pane);
- }
-
- /*
- * Try to resize this pane so that all panes will fit, take min and max
- * into account
- */
- old = pane->size;
- pane->size += pane_size - *sizeused;
-
- if (from_stack) {
- if (shrink) {
- AssignMax(pane->size, start_size);
- } /* don't remove these braces */
- else
- AssignMin(pane->size, start_size);
-
- if (pane->size == start_size)
- (void)PopPaneStack(pw);
- }
- else if (rule3_ok) {
- if (shrink) {
- AssignMax(pane->size, (int)pane->wp_size);
- } /* don't remove these braces */
- else
- AssignMin(pane->size, (int)pane->wp_size);
- }
-
- pane->paned_adjusted_me = pane->size != pane->wp_size;
- AssignMax(pane->size, (int)pane->min);
- AssignMin(pane->size, (int)pane->max);
- *sizeused += (pane->size - old);
- }
-}
-
-/*
- * Function:
- * RefigureLocations
- *
- * Parameters:
- * pw - paned widget
- * paneindex - child to start refiguring at
- * dir - direction to move from child
- *
- * Description:
- * Refigures all locations of children.
- * There are special arguments to paneindex and dir, they are:
- * paneindex - NO_INDEX.
- * dir - AnyPane.
- *
- * If either of these is true then all panes may be resized and
- * the choosing of panes procedes in reverse order starting with the
- * last child.
- */
-static void
-RefigureLocations(PanedWidget pw, int paneindex, Direction dir)
-{
- Widget *childP;
- int pane_size = (int)PaneSize((Widget)pw, IsVert(pw));
- int sizeused = 0;
- Position loc = 0;
-
- if (pw->paned.num_panes == 0 || !pw->paned.refiguremode)
- return;
-
- /*
- * Get an initial estimate of the size we will use
- */
- ForAllPanes(pw, childP) {
- Pane pane = PaneInfo(*childP);
-
- AssignMax(pane->size, (int) pane->min);
- AssignMin(pane->size, (int) pane->max);
- sizeused += (int)pane->size + (int)pw->paned.internal_bw;
- }
- sizeused -= (int)pw->paned.internal_bw;
-
- if (dir != ThisBorderOnly && sizeused != pane_size)
- LoopAndRefigureChildren(pw, paneindex, dir, &sizeused);
-
- /*
- * If we still are not the right size, then tell the pane that
- * wanted to resize that it can't
- */
- if (paneindex != NO_INDEX && dir != AnyPane) {
- Pane pane = PaneInfo(*(pw->composite.children + paneindex));
- Dimension old = pane->size;
-
- pane->size += pane_size - sizeused;
- AssignMax(pane->size, (int) pane->min);
- AssignMin(pane->size, (int) pane->max);
- sizeused += pane->size - old;
- }
-
- /*
- * It is possible that the panes will not fit inside the vpaned widget, but
- * we have tried out best
- *
- * Assign each pane a location
- */
- ForAllPanes(pw, childP) {
- PaneInfo(*childP)->delta = loc;
- loc += PaneInfo(*childP)->size + pw->paned.internal_bw;
- }
-}
-
-/*
- * Function:
- * CommitNewLocations
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * Commits all of the previously figured locations.
- */
-static void
-CommitNewLocations(PanedWidget pw)
-{
- Widget *childP;
- XWindowChanges changes;
-
- changes.stack_mode = Above;
-
- ForAllPanes(pw, childP) {
- Pane pane = PaneInfo(*childP);
- Widget grip = pane->grip; /* may be NULL */
-
- if (IsVert(pw)) {
- XtMoveWidget(*childP, (Position) 0, pane->delta);
- XtResizeWidget(*childP, XtWidth(pw), pane->size, 0);
-
- if (HasGrip(*childP)) { /* Move and Display the Grip */
- changes.x = XtWidth(pw) - pw->paned.grip_indent -
- XtWidth(grip) - (XtBorderWidth(grip) << 1);
- changes.y = XtY(*childP) + XtHeight(*childP) -
- (XtHeight(grip) >> 1) - XtBorderWidth(grip) +
- (pw->paned.internal_bw >> 1);
- }
- }
- else {
- XtMoveWidget(*childP, pane->delta, 0);
- XtResizeWidget(*childP, pane->size, XtHeight(pw), 0);
-
- if (HasGrip(*childP)) { /* Move and Display the Grip */
- changes.x = XtX(*childP) + XtWidth(*childP) -
- (XtWidth(grip) >> 1) - XtBorderWidth(grip) +
- (pw->paned.internal_bw >> 1);
- changes.y = XtHeight(pw) - pw->paned.grip_indent -
- XtHeight(grip) - (XtBorderWidth(grip) << 1);
- }
- }
-
- /*
- * This should match XtMoveWidget, except that we're also insuring the
- * grip is Raised in the same request
- */
-
- if (HasGrip(*childP)) {
- XtX(grip) = changes.x;
- XtY(grip) = changes.y;
-
- if (XtIsRealized(pane->grip))
- XConfigureWindow(XtDisplay(pane->grip), XtWindow(pane->grip),
- CWX | CWY | CWStackMode, &changes);
- }
- }
- ClearPaneStack(pw);
-}
-
-/*
- * Function:
- * RefigureLocationsAndCommit
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * Refigures all locations in a paned widget and commits them immediately.
- *
- * This function does nothing if any of the following are true.
- * o refiguremode is false.
- * o The widget is unrealized.
- * o There are no panes is the paned widget.
- */
-static void
-RefigureLocationsAndCommit(Widget w)
-{
- PanedWidget pw = (PanedWidget)w;
-
- if (pw->paned.refiguremode && XtIsRealized(w) && pw->paned.num_panes > 0) {
- RefigureLocations(pw, NO_INDEX, AnyPane);
- CommitNewLocations(pw);
- }
-}
-
-/*
- * Function:
- * _DrawRect
- *
- * Parameters:
- * pw - paned widget
- * gc - gc to used for the draw
- * on_olc - location of upper left corner of rect
- * off_loc - ""
- * on_size - size of rectangle
- * off_size - ""
- *
- * Description:
- * Draws a rectangle in the proper orientation.
- */
-static void
-_DrawRect(PanedWidget pw, GC gc, int on_loc, int off_loc,
- unsigned int on_size, unsigned int off_size)
-{
- if (IsVert(pw))
- XFillRectangle(XtDisplay((Widget)pw), XtWindow((Widget)pw), gc,
- off_loc, on_loc, off_size, on_size);
- else
- XFillRectangle(XtDisplay((Widget)pw), XtWindow((Widget)pw), gc,
- on_loc, off_loc, on_size, off_size);
-}
-
-/*
- * Function:
- * _DrawInternalBorders
- *
- * Parameters:
- * pw - paned widget
- * gc - GC to use to draw the borders
- *
- * Description:
- * Draws the internal borders into the paned widget.
- */
-static void
-_DrawInternalBorders(PanedWidget pw, GC gc)
-{
- Widget *childP;
- int on_loc, off_loc;
- unsigned int on_size, off_size;
-
- /*
- * This is an optimization. Do not paint the internal borders if
- * they are the same color as the background
- */
- if (pw->core.background_pixel == pw->paned.internal_bp)
- return;
-
- off_loc = 0;
- off_size = (unsigned int) PaneSize((Widget)pw, !IsVert(pw));
- on_size = (unsigned int)pw->paned.internal_bw;
-
- ForAllPanes(pw, childP) {
- on_loc = IsVert(pw) ? XtY(*childP) : XtX(*childP);
- on_loc -= (int)on_size;
-
- _DrawRect(pw, gc, on_loc, off_loc, on_size, off_size);
- }
-}
-
-#define DrawInternalBorders(pw) \
- _DrawInternalBorders((pw), (pw)->paned.normgc)
-#define EraseInternalBorders(pw) \
- _DrawInternalBorders((pw), (pw)->paned.invgc)
-/*
- * Function Name:
- * _DrawTrackLines
- *
- * Parameters:
- * pw - Paned widget
- * erase - if True then just erase track lines, else draw them in
- *
- * Description:
- * Draws the lines that animate the pane borders when the grips are moved.
- */
-static void
-_DrawTrackLines(PanedWidget pw, Bool erase)
-{
- Widget *childP;
- Pane pane;
- int on_loc, off_loc;
- unsigned int on_size, off_size;
-
- off_loc = 0;
- off_size = PaneSize((Widget)pw, !IsVert(pw));
-
- ForAllPanes(pw, childP) {
- pane = PaneInfo(*childP);
- if (erase || pane->olddelta != pane->delta) {
- on_size = pw->paned.internal_bw;
- if (!erase) {
- on_loc = PaneInfo(*childP)->olddelta - (int) on_size;
- _DrawRect(pw, pw->paned.flipgc,
- on_loc, off_loc, on_size, off_size);
- }
-
- on_loc = PaneInfo(*childP)->delta - (int)on_size;
-
- _DrawRect(pw, pw->paned.flipgc,
- on_loc, off_loc, on_size, off_size);
-
- pane->olddelta = pane->delta;
- }
- }
-}
-
-#define DrawTrackLines(pw) _DrawTrackLines((pw), False);
-#define EraseTrackLines(pw) _DrawTrackLines((pw), True);
-/*
- * Function:
- * GetEventLocation
- *
- * Parameters:
- * pw - the paned widget
- * event - pointer to an event
- *
- * Description:
- * Converts and event to an x and y location.
- *
- * Returns:
- * if this is a vertical pane then (y) else (x)
- */
-static int
-GetEventLocation(PanedWidget pw, XEvent *event)
-{
- int x, y;
-
- switch (event->xany.type) {
- case ButtonPress:
- case ButtonRelease:
- x = event->xbutton.x_root;
- y = event->xbutton.y_root;
- break;
- case KeyPress:
- case KeyRelease:
- x = event->xkey.x_root;
- y = event->xkey.y_root;
- break;
- case MotionNotify:
- x = event->xmotion.x_root;
- y = event->xmotion.y_root;
- break;
- default:
- x = pw->paned.start_loc;
- y = pw->paned.start_loc;
- }
-
- if (IsVert(pw))
- return (y);
-
- return (x);
-}
-
-/*
- * Function:
- * StartGripAdjustment
- *
- * Parameters:
- * pw - paned widget
- * grip - grip widget selected
- * dir - direction that we are to be moving
- *
- * Description:
- * Starts the grip adjustment procedure.
- */
-static void
-StartGripAdjustment(PanedWidget pw, Widget grip, Direction dir)
-{
- Widget *childP;
- Cursor cursor;
-
- pw->paned.whichadd = pw->paned.whichsub = NULL;
-
- if (dir == ThisBorderOnly || dir == UpLeftPane)
- pw->paned.whichadd = pw->composite.children[PaneIndex(grip)];
- if (dir == ThisBorderOnly || dir == LowRightPane)
- pw->paned.whichsub = pw->composite.children[PaneIndex(grip) + 1];
-
- /*
- * Change the cursor
- */
- if (XtIsRealized(grip)) {
- if (IsVert(pw)) {
- if (dir == UpLeftPane)
- cursor = pw->paned.adjust_upper_cursor;
- else if (dir == LowRightPane)
- cursor = pw->paned.adjust_lower_cursor;
- else {
- if (pw->paned.adjust_this_cursor == None)
- cursor = pw->paned.v_adjust_this_cursor;
- else
- cursor = pw->paned.adjust_this_cursor;
- }
- }
- else {
- if (dir == UpLeftPane)
- cursor = pw->paned.adjust_left_cursor;
- else if (dir == LowRightPane)
- cursor = pw->paned.adjust_right_cursor;
- else {
- if (pw->paned.adjust_this_cursor == None)
- cursor = pw->paned.h_adjust_this_cursor;
- else
- cursor = pw->paned.adjust_this_cursor;
- }
- }
-
- XDefineCursor(XtDisplay(grip), XtWindow(grip), cursor);
- }
-
- EraseInternalBorders(pw);
- ForAllPanes(pw, childP)
- PaneInfo(*childP)->olddelta = -99;
-
- EraseTrackLines(pw);
-}
-
-/*
- * Function:
- * MoveGripAdjustment
- *
- * Parameters:
- * pw - paned widget
- * grip - grip that we are moving
- * dir - direction the pane we are interested is w.r.t the grip
- * loc - location of pointer in proper direction
- *
- * Description:
- * This routine moves all panes around when a grip is moved.
- */
-static void
-MoveGripAdjustment(PanedWidget pw, Widget grip, Direction dir, int loc)
-{
- int diff, add_size = 0, sub_size = 0;
-
- diff = loc - pw->paned.start_loc;
-
- if (pw->paned.whichadd)
- add_size = PaneSize(pw->paned.whichadd, IsVert(pw)) + diff;
-
- if (pw->paned.whichsub)
- sub_size = PaneSize(pw->paned.whichsub, IsVert(pw)) - diff;
-
- /*
- * If moving this border only then do not allow either of the borders
- * to go beyond the min or max size allowed
- */
- if (dir == ThisBorderOnly) {
- int old_add_size = add_size, old_sub_size;
-
- AssignMax(add_size, (int)PaneInfo(pw->paned.whichadd)->min);
- AssignMin(add_size, (int)PaneInfo(pw->paned.whichadd)->max);
- if (add_size != old_add_size)
- sub_size += old_add_size - add_size;
-
- old_sub_size = sub_size;
- AssignMax(sub_size, (int)PaneInfo(pw->paned.whichsub)->min);
- AssignMin(sub_size, (int)PaneInfo(pw->paned.whichsub)->max);
- if (sub_size != old_sub_size)
- return; /* Abort to current sizes */
- }
-
- if (add_size != 0)
- PaneInfo(pw->paned.whichadd)->size = add_size;
- if (sub_size != 0)
- PaneInfo(pw->paned.whichsub)->size = sub_size;
- RefigureLocations(pw, PaneIndex(grip), dir);
- DrawTrackLines(pw);
-}
-
-/*
- * Function:
- * CommitGripAdjustment
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * Commits the grip adjustment.
- */
-static void
-CommitGripAdjustment(PanedWidget pw)
-{
- EraseTrackLines(pw);
- CommitNewLocations(pw);
- DrawInternalBorders(pw);
-
- /*
- * Since the user selected this size then use it as the preferred size
- */
- if (pw->paned.whichadd) {
- Pane pane = PaneInfo(pw->paned.whichadd);
-
- pane->wp_size = pane->size;
- }
- if (pw->paned.whichsub) {
- Pane pane = PaneInfo(pw->paned.whichsub);
-
- pane->wp_size = pane->size;
- }
-}
-
-/*
- * Function:
- * HandleGrip
- *
- * Parameters:
- * grip - grip widget that has been moved
- * temp - (not used)
- * call_data - data passed to us from the grip widget
- *
- * Description:
- * Handles the grip manipulations.
- */
-/*ARGSUSED*/
-static void
-HandleGrip(Widget grip, XtPointer temp, XtPointer callData)
-{
- XawGripCallData call_data = (XawGripCallData)callData;
- PanedWidget pw = (PanedWidget) XtParent(grip);
- int loc;
- char action_type[2], direction[2];
- Cursor cursor;
- Arg arglist[1];
-
- if (call_data->num_params)
- XmuNCopyISOLatin1Uppered(action_type, call_data->params[0],
- sizeof(action_type));
-
- if (call_data->num_params == 0
- || (action_type[0] == 'C' && call_data->num_params != 1)
- || (action_type[0] != 'C' && call_data->num_params != 2))
- XtAppError(XtWidgetToApplicationContext(grip),
- "Paned GripAction has been passed incorrect parameters.");
-
- loc = GetEventLocation(pw, (XEvent *)call_data->event);
-
- if (action_type[0] != 'C')
- XmuNCopyISOLatin1Uppered(direction, call_data->params[1],
- sizeof(direction));
-
- switch (action_type[0]) {
- case 'S': /* Start adjustment */
- pw->paned.resize_children_to_pref = False;
- StartGripAdjustment(pw, grip, (Direction)direction[0]);
- pw->paned.start_loc = loc;
- break;
- case 'M':
- MoveGripAdjustment(pw, grip, (Direction)direction[0], loc);
- break;
- case 'C':
- XtSetArg(arglist[0], XtNcursor, &cursor);
- XtGetValues(grip, arglist, 1);
- XDefineCursor(XtDisplay(grip), XtWindow(grip), cursor);
- CommitGripAdjustment(pw);
- break;
- default:
- XtAppError(XtWidgetToApplicationContext(grip),
- "Paned GripAction(); 1st parameter invalid");
- break;
- }
-}
-
-/*
- * Function:
- * ResortChildren
- *
- * Arguments:
- * pw - paned widget
- *
- * Description:
- * Resorts the children so that all managed children are first.
- */
-static void
-ResortChildren(PanedWidget pw)
-{
- Widget *unmanagedP, *childP;
-
- unmanagedP = NULL;
- ForAllChildren(pw, childP) {
- if (!IsPane(*childP) || !XtIsManaged(*childP)) {
- /*
- * We only keep track of the first unmanaged pane
- */
- if (unmanagedP == NULL)
- unmanagedP = childP;
- }
- else { /* must be a managed pane */
- /*
- * If an earlier widget was not a managed pane, then swap
- */
- if (unmanagedP != NULL) {
- Widget child = *unmanagedP;
-
- *unmanagedP = *childP;
- *childP = child;
- childP = unmanagedP; /* easiest to just back-track */
- unmanagedP = NULL; /* in case there is another managed */
- }
- }
- }
-}
-
-/*
- * Function:
- * ManageAndUnmanageGrips
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * This function manages and unmanages the grips so that
- * the managed state of each grip matches that of its pane.
- */
-static void
-ManageAndUnmanageGrips(PanedWidget pw)
-{
- WidgetList managed_grips, unmanaged_grips;
- Widget *managedP, *unmanagedP, *childP;
- Cardinal alloc_size;
-
- alloc_size = sizeof(Widget) * (pw->composite.num_children >> 1);
- managedP = managed_grips = (WidgetList)XtMalloc(alloc_size);
- unmanagedP = unmanaged_grips = (WidgetList)XtMalloc(alloc_size);
-
- ForAllChildren(pw, childP)
- if (IsPane(*childP) && HasGrip(*childP)) {
- if (XtIsManaged(*childP))
- *managedP++ = PaneInfo(*childP)->grip;
- else
- *unmanagedP++ = PaneInfo(*childP)->grip;
- }
-
- if (managedP != managed_grips) {
- *unmanagedP++ = *--managedP; /* Last grip is never managed */
- XtManageChildren(managed_grips, managedP - managed_grips);
- }
-
- if (unmanagedP != unmanaged_grips)
- XtUnmanageChildren(unmanaged_grips, unmanagedP - unmanaged_grips);
-
- XtFree((char *)managed_grips);
- XtFree((char *)unmanaged_grips);
-}
-
-/*
- * Function:
- * CreateGrip
- *
- * Parameters:
- * child - child that wants a grip to be created for it
- *
- * Description:
- * Creates a grip widget.
- */
-static void
-CreateGrip(Widget child)
-{
- PanedWidget pw = (PanedWidget)XtParent(child);
- Arg arglist[2];
- Cardinal num_args = 0;
- Cursor cursor;
-
- XtSetArg(arglist[num_args], XtNtranslations, pw->paned.grip_translations);
- num_args++;
- if ((cursor = pw->paned.grip_cursor) == None) {
- if (IsVert(pw))
- cursor = pw->paned.v_grip_cursor;
- else
- cursor = pw->paned.h_grip_cursor;
- }
-
- XtSetArg(arglist[num_args], XtNcursor, cursor);
- num_args++;
- PaneInfo(child)->grip = XtCreateWidget("grip", gripWidgetClass, (Widget)pw,
- arglist, num_args);
-
- XtAddCallback(PaneInfo(child)->grip, XtNcallback,
- HandleGrip, (XtPointer)child);
-}
-
-/*
- * Function:
- * GetGCs
- *
- * Parameters:
- * w - paned widget
- */
-static void
-GetGCs(Widget w)
-{
- PanedWidget pw = (PanedWidget)w;
- XtGCMask valuemask;
- XGCValues values;
-
- /*
- * Draw pane borders in internal border color
- */
- values.foreground = pw->paned.internal_bp;
- valuemask = GCForeground;
- pw->paned.normgc = XtGetGC(w, valuemask, &values);
-
- /*
- * Erase pane borders with background color
- */
- values.foreground = pw->core.background_pixel;
- valuemask = GCForeground;
- pw->paned.invgc = XtGetGC(w, valuemask, &values);
-
- /*
- * Draw Track lines (animate pane borders) in
- * internal border color ^ bg color
- */
- values.function = GXinvert;
- values.plane_mask = pw->paned.internal_bp ^ pw->core.background_pixel;
- values.subwindow_mode = IncludeInferiors;
- valuemask = GCPlaneMask | GCFunction | GCSubwindowMode;
- pw->paned.flipgc = XtGetGC(w, valuemask, &values);
-}
-
-/*
- * Function:
- * SetChildrenPrefSizes
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * Sets the preferred sizes of the children.
- */
-static void
-SetChildrenPrefSizes(PanedWidget pw, unsigned int off_size)
-{
- Widget *childP;
- Boolean vert = IsVert(pw);
- XtWidgetGeometry request, reply;
-
- ForAllPanes(pw, childP)
- if (pw->paned.resize_children_to_pref || PaneInfo(*childP)->size == 0 ||
- PaneInfo(*childP)->resize_to_pref) {
- if (PaneInfo(*childP)->preferred_size != PANED_ASK_CHILD)
- PaneInfo(*childP)->wp_size = PaneInfo(*childP)->preferred_size;
- else {
- if(vert) {
- request.request_mode = CWWidth;
- request.width = off_size;
- }
- else {
- request.request_mode = CWHeight;
- request.height = off_size;
- }
-
- if ((XtQueryGeometry(*childP, &request, &reply)
- == XtGeometryAlmost)
- && (reply.request_mode = (vert ? CWHeight : CWWidth)))
- PaneInfo(*childP)->wp_size = GetRequestInfo(&reply, vert);
- else
- PaneInfo(*childP)->wp_size = PaneSize(*childP, vert);
- }
-
- PaneInfo(*childP)->size = PaneInfo(*childP)->wp_size;
- }
-}
-
-/*
- * Function:
- * ChangeAllGripCursors
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * Changes all the grip cursors.
- */
-static void
-ChangeAllGripCursors(PanedWidget pw)
-{
- Widget *childP;
-
- ForAllPanes(pw, childP) {
- Arg arglist[1];
- Cursor cursor;
-
- if ((cursor = pw->paned.grip_cursor) == None) {
- if (IsVert(pw))
- cursor = pw->paned.v_grip_cursor;
- else
- cursor = pw->paned.h_grip_cursor;
- }
-
- if (HasGrip(*childP)) {
- XtSetArg(arglist[0], XtNcursor, cursor);
- XtSetValues(PaneInfo(*childP)->grip, arglist, 1);
- }
- }
-}
-
-/*
- * Function:
- * PushPaneStack
- *
- * Parameters:
- * pw - paned widget
- * pane - pane that we are pushing
- *
- * Description:
- * Pushes a value onto the pane stack.
- */
-static void
-PushPaneStack(PanedWidget pw, Pane pane)
-{
- PaneStack *stack = (PaneStack *)XtMalloc(sizeof(PaneStack));
-
- stack->next = pw->paned.stack;
- stack->pane = pane;
- stack->start_size = pane->size;
-
- pw->paned.stack = stack;
-}
-
-/*
- * Function:
- * GetPaneStack
- *
- * Parameters:
- * pw - paned widget
- * shrink - True if we want to shrink this pane, False otherwise
- * pane - pane that we are popping (return)
- * start_size - size that this pane started at (return)
- *
- * Description:
- * Gets the top value from the pane stack.
- */
-static void
-GetPaneStack(PanedWidget pw, Bool shrink, Pane *pane, int *start_size)
-{
- if (pw->paned.stack == NULL) {
- *pane = NULL;
- return;
- }
-
- *pane = pw->paned.stack->pane;
- *start_size = pw->paned.stack->start_size;
-
- if (shrink != ((*pane)->size > *start_size))
- *pane = NULL;
-}
-
-/*
- * Function:
- * PopPaneStack
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * Pops the top item off the pane stack.
- *
- * Returns: True if this is not the last element on the stack
- */
-static Bool
-PopPaneStack(PanedWidget pw)
-{
- PaneStack *stack = pw->paned.stack;
-
- if (stack == NULL)
- return (False);
-
- pw->paned.stack = stack->next;
- XtFree((char *)stack);
-
- if (pw->paned.stack == NULL)
- return (False);
-
- return (True);
-}
-
-/*
- * Function:
- * ClearPaneStack
- *
- * Parameters:
- * pw - paned widget
- *
- * Description:
- * Removes all entries from the pane stack.
- */
-static void
-ClearPaneStack(PanedWidget pw)
-{
- while(PopPaneStack(pw))
- ;
-}
-
-static void
-XawPanedClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtROrientation, XmuCvtStringToOrientation,
- NULL, 0);
- XtSetTypeConverter(XtROrientation, XtRString, XmuCvtOrientationToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-/* The Geometry Manager only allows changes after Realize if
- * allow_resize is True in the constraints record.
- *
- * For vertically paned widgets:
- *
- * It only allows height changes, but offers the requested height
- * as a compromise if both width and height changes were requested.
- *
- * For horizontal widgets the converse is true.
- * As all good Geometry Managers should, we will return No if the
- * request will have no effect; i.e. when the requestor is already
- * of the desired geometry.
- */
-static XtGeometryResult
-XawPanedGeometryManager(Widget w, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
- PanedWidget pw = (PanedWidget)XtParent(w);
- XtGeometryMask mask = request->request_mode;
- Dimension old_size, old_wpsize, old_paned_size;
- Pane pane = PaneInfo(w);
- Boolean vert = IsVert(pw);
- Dimension on_size, off_size;
- XtGeometryResult result;
- Boolean almost = False;
-
- /*
- * If any of the following is true, disallow the geometry change
- *
- * o The paned widget is realized and allow_resize is false for the pane
- * o The child did not ask to change the on_size
- * o The request is not a width or height request
- * o The requested size is the same as the current size
- */
-
- if ((XtIsRealized((Widget)pw) && !pane->allow_resize)
- || !(mask & (vert ? CWHeight : CWWidth))
- ||(mask & ~(CWWidth | CWHeight))
- || GetRequestInfo(request, vert) == PaneSize(w, vert))
- return (XtGeometryNo);
-
- old_paned_size = PaneSize((Widget)pw, vert);
- old_wpsize = pane->wp_size;
- old_size = pane->size;
-
- pane->wp_size = pane->size = GetRequestInfo(request, vert);
-
- AdjustPanedSize(pw, PaneSize((Widget)pw, !vert), &result, &on_size,
- &off_size);
-
- /*
- * Fool the Refigure Locations proc to thinking that we are
- * a different on_size
- */
-
- if (result != XtGeometryNo) {
- if (vert)
- XtHeight(pw) = on_size;
- else
- XtWidth(pw) = on_size;
- }
-
- RefigureLocations(pw, PaneIndex(w), AnyPane);
-
- /*
- * Set up reply struct and reset core on_size
- */
- if (vert) {
- XtHeight(pw) = old_paned_size;
- reply->height = pane->size;
- reply->width = off_size;
- }
- else {
- XtWidth(pw) = old_paned_size;
- reply->height = off_size;
- reply->width = pane->size;
- }
-
- /*
- * IF either of the following is true
- *
- * o There was a "off_size" request and the new "off_size" is different
- * from that requested
- * o There was no "off_size" request and the new "off_size" is different
- *
- * o The "on_size" we will allow is different from that requested
- *
- * THEN: set almost
- */
- if (!((vert ? CWWidth : CWHeight) & mask)) {
- if (vert)
- request->width = XtWidth(w);
- else
- request->height = XtHeight(w);
- }
-
- almost = GetRequestInfo(request, !vert) != GetRequestInfo(reply, !vert);
- almost |= (GetRequestInfo(request, vert) != GetRequestInfo(reply, vert));
-
- if ((mask & XtCWQueryOnly) || almost) {
- pane->wp_size = old_wpsize;
- pane->size = old_size;
- RefigureLocations(pw, PaneIndex(w), AnyPane);
- reply->request_mode = CWWidth | CWHeight;
- if (almost)
- return (XtGeometryAlmost);
- }
- else {
- AdjustPanedSize(pw, PaneSize((Widget) pw, !vert), NULL, NULL, NULL);
- CommitNewLocations(pw); /* layout already refigured */
- }
-
- return (XtGeometryDone);
-}
-
-/*ARGSUSED*/
-static void
-XawPanedInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- PanedWidget pw = (PanedWidget)cnew;
-
- GetGCs((Widget)pw);
-
- pw->paned.recursively_called = False;
- pw->paned.stack = NULL;
- pw->paned.resize_children_to_pref = True;
- pw->paned.num_panes = 0;
-}
-
-static void
-XawPanedRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
-{
- PanedWidget pw = (PanedWidget)w;
- Widget *childP;
-
- if ((attributes->cursor = pw->paned.cursor) != None)
- *valueMask |= CWCursor;
-
- (*SuperClass->core_class.realize)(w, valueMask, attributes);
-
- /*
- * Before we commit the new locations we need to realize all the panes and
- * their grips
- */
- ForAllPanes(pw, childP) {
- XtRealizeWidget(*childP);
- if (HasGrip(*childP))
- XtRealizeWidget(PaneInfo(*childP)->grip);
- }
-
- RefigureLocationsAndCommit(w);
- pw->paned.resize_children_to_pref = False;
-}
-
-static void
-XawPanedDestroy(Widget w)
-{
- ReleaseGCs(w);
-}
-
-static void
-ReleaseGCs(Widget w)
-{
- PanedWidget pw = (PanedWidget)w;
-
- XtReleaseGC(w, pw->paned.normgc);
- XtReleaseGC(w, pw->paned.invgc);
- XtReleaseGC(w, pw->paned.flipgc);
-}
-
-static void
-XawPanedInsertChild(Widget w)
-{
- Pane pane = PaneInfo(w);
-
- /* insert the child widget in the composite children list with the
- superclass insert_child routine
- */
- (*SuperClass->composite_class.insert_child)(w);
-
- if (!IsPane(w))
- return;
-
- if (pane->show_grip == True) {
- CreateGrip(w);
- if (pane->min == PANED_GRIP_SIZE)
- pane->min = PaneSize(pane->grip, IsVert((PanedWidget)XtParent(w)));
- }
- else {
- if (pane->min == PANED_GRIP_SIZE)
- pane->min = 1;
- pane->grip = NULL;
- }
-
- pane->size = 0;
- pane->paned_adjusted_me = False;
-}
-
-static void
-XawPanedDeleteChild(Widget w)
-{
- /* remove the subwidget info and destroy the grip */
- if (IsPane(w) && HasGrip(w))
- XtDestroyWidget(PaneInfo(w)->grip);
-
- /* delete the child widget in the composite children list with the
- superclass delete_child routine
- */
- (*SuperClass->composite_class.delete_child)(w);
-}
-
-static void
-XawPanedChangeManaged(Widget w)
-{
- PanedWidget pw = (PanedWidget)w;
- Boolean vert = IsVert(pw);
- Dimension size;
- Widget *childP;
-
- if (pw->paned.recursively_called++)
- return;
-
- /*
- * If the size is zero then set it to the size of the widest or tallest pane
- */
-
- if ((size = PaneSize((Widget)pw, !vert)) == 0) {
- size = 1;
- ForAllChildren(pw, childP)
- if (XtIsManaged(*childP) && (PaneSize(*childP, !vert) > size))
- size = PaneSize(*childP, !vert);
- }
-
- ManageAndUnmanageGrips(pw);
- pw->paned.recursively_called = False;
- ResortChildren(pw);
-
- pw->paned.num_panes = 0;
- ForAllChildren(pw, childP)
- if (IsPane(*childP)) {
- if (XtIsManaged(*childP)) {
- Pane pane = PaneInfo(*childP);
-
- if (HasGrip(*childP))
- PaneInfo(pane->grip)->position = pw->paned.num_panes;
- pane->position = pw->paned.num_panes; /* TEMPORY -CDP 3/89 */
- pw->paned.num_panes++;
- }
- else
- break; /* This list is already sorted */
- }
-
- SetChildrenPrefSizes((PanedWidget) w, size);
-
- /*
- * ForAllPanes can now be used
- */
- if (PaneSize((Widget) pw, vert) == 0)
- AdjustPanedSize(pw, size, NULL, NULL, NULL);
-
- if (XtIsRealized((Widget)pw))
- RefigureLocationsAndCommit((Widget)pw);
-}
-
-static void
-XawPanedResize(Widget w)
-{
- SetChildrenPrefSizes((PanedWidget)w,
- PaneSize(w, !IsVert((PanedWidget)w)));
- RefigureLocationsAndCommit(w);
-}
-
-/*ARGSUSED*/
-static void
-XawPanedRedisplay(Widget w, XEvent *event, Region region)
-{
- DrawInternalBorders((PanedWidget)w);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawPanedSetValues(Widget old, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- PanedWidget old_pw = (PanedWidget)old;
- PanedWidget new_pw = (PanedWidget)cnew;
- Boolean redisplay = False;
-
- if ((old_pw->paned.cursor != new_pw->paned.cursor) && XtIsRealized(cnew))
- XDefineCursor(XtDisplay(cnew), XtWindow(cnew), new_pw->paned.cursor);
-
- if (old_pw->paned.internal_bp != new_pw->paned.internal_bp ||
- old_pw->core.background_pixel != new_pw->core.background_pixel) {
- ReleaseGCs(old);
- GetGCs(cnew);
- redisplay = True;
- }
-
- if (old_pw->paned.grip_cursor != new_pw->paned.grip_cursor ||
- old_pw->paned.v_grip_cursor != new_pw->paned.v_grip_cursor ||
- old_pw->paned.h_grip_cursor != new_pw->paned.h_grip_cursor)
- ChangeAllGripCursors(new_pw);
-
- if (IsVert(old_pw) != IsVert(new_pw)) {
- /*
- * We are fooling the paned widget into thinking that is needs to
- * fully refigure everything, which is what we want
- */
- if (IsVert(new_pw))
- XtWidth(new_pw) = 0;
- else
- XtHeight(new_pw) = 0;
-
- new_pw->paned.resize_children_to_pref = True;
- XawPanedChangeManaged(cnew); /* Seems weird, but does the right thing */
- new_pw->paned.resize_children_to_pref = False;
- if (new_pw->paned.grip_cursor == None)
- ChangeAllGripCursors(new_pw);
- return (True);
- }
-
- if (old_pw->paned.internal_bw != new_pw->paned.internal_bw) {
- AdjustPanedSize(new_pw, PaneSize(cnew, !IsVert(old_pw)),
- NULL, NULL, NULL);
- RefigureLocationsAndCommit(cnew);
- return (True); /* We have done a full configuration, return */
- }
-
- if (old_pw->paned.grip_indent != new_pw->paned.grip_indent &&
- XtIsRealized(cnew)) {
- CommitNewLocations(new_pw);
- redisplay = True;
- }
-
- return (redisplay);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawPanedPaneSetValues(Widget old, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- Pane old_pane = PaneInfo(old);
- Pane new_pane = PaneInfo(cnew);
- Boolean redisplay = False;
-
- /* Check for new min and max */
- if (old_pane->min != new_pane->min || old_pane->max != new_pane->max)
- XawPanedSetMinMax(cnew, (int)new_pane->min, (int)new_pane->max);
-
- /* Check for change in XtNshowGrip */
- if (old_pane->show_grip != new_pane->show_grip) {
- if (new_pane->show_grip == True) {
- CreateGrip(cnew);
- if (XtIsRealized(XtParent(cnew))) {
- if (XtIsManaged(cnew)) /* if paned is unrealized this will
- happen automatically at realize time
- */
- XtManageChild(PaneInfo(cnew)->grip); /* manage the grip */
- XtRealizeWidget(PaneInfo(cnew)->grip); /* realize the grip */
- CommitNewLocations((PanedWidget)XtParent(cnew));
- }
- }
- else if (HasGrip(old)) {
- XtDestroyWidget(old_pane->grip);
- new_pane->grip = NULL;
- redisplay = True;
- }
- }
-
- return (redisplay);
-}
-
-/*
- * Public routines
- */
-/*
- * Function:
- * XawPanedSetMinMax
- *
- * Parameters:
- * widget - widget that is a child of the Paned widget
- * min - new min and max size for the pane
- * max - ""
- *
- * Description:
- * Sets the min and max size for a pane.
- */
-void
-XawPanedSetMinMax(Widget widget, int min, int max)
-{
- Pane pane = PaneInfo(widget);
-
- pane->min = min;
- pane->max = max;
- RefigureLocationsAndCommit(widget->core.parent);
-}
-
-/*
- * Function:
- * XawPanedGetMinMax
- *
- * Parameters:
- * widget - widget that is a child of the Paned widget
- * min - current min and max size for the pane (return)
- * max - ""
- *
- * Description:
- * Gets the min and max size for a pane.
- */
-void
-XawPanedGetMinMax(Widget widget, int *min, int *max)
-{
- Pane pane = PaneInfo(widget);
-
- *min = pane->min;
- *max = pane->max;
-}
-
-/*
- * Function:
- * XawPanedSetRefigureMode
- *
- * Parameters:
- * w - paned widget
- * mode - if False then inhibit refigure
- *
- * Description:
- * Allows a flag to be set the will inhibit
- * the paned widgets relayout routine.
- */
-void
-XawPanedSetRefigureMode(Widget w,
-#if NeedWidePrototypes
- int mode
-#else
- Boolean mode
-#endif
-)
-{
- ((PanedWidget)w)->paned.refiguremode = mode;
- RefigureLocationsAndCommit(w);
-}
-
-/*
- * Function:
- * XawPanedGetNumSub
- *
- * Parameters:
- * w - paned widget
- *
- * Description:
- * Returns the number of panes in the paned widget.
- * Returns:
- * the number of panes in the paned widget
- */
-int
-XawPanedGetNumSub(Widget w)
-{
- return (((PanedWidget)w)->paned.num_panes);
-}
-
-/*
- * Function:
- * XawPanedAllowResize
- *
- * Parameters:
- * widget - child of the paned widget
- *
- * Description:
- * Allows a flag to be set that determines if the paned
- * widget will allow geometry requests from this child.
- */
-void
-XawPanedAllowResize(Widget widget,
-#if NeedWidePrototypes
- int allow_resize
-#else
- Boolean allow_resize
-#endif
-)
-{
- PaneInfo(widget)->allow_resize = allow_resize;
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+/*
+ * Updated and significantly modified from the Athena VPaned Widget.
+ *
+ * Date: March 1, 1989
+ *
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/cursorfont.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/Converters.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/Grip.h>
+#include <X11/Xaw/PanedP.h>
+#include <X11/Xaw/XawImP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+typedef enum {
+ UpLeftPane = 'U',
+ LowRightPane = 'L',
+ ThisBorderOnly = 'T',
+ AnyPane = 'A'
+} Direction;
+
+#define NO_INDEX -100
+#define IS_GRIP NULL
+
+#define PaneInfo(w) ((Pane)(w)->core.constraints)
+#define HasGrip(w) (PaneInfo(w)->grip != NULL)
+#define IsPane(w) ((w)->core.widget_class != gripWidgetClass)
+#define PaneIndex(w) (PaneInfo(w)->position)
+#define IsVert(w) ((w)->paned.orientation == XtorientVertical)
+
+#define ForAllPanes(pw, childP) \
+for ((childP) = (pw)->composite.children; \
+ (childP) < (pw)->composite.children + (pw)->paned.num_panes; \
+ (childP)++)
+
+#define ForAllChildren(pw, childP) \
+for ((childP) = (pw)->composite.children; \
+ (childP) < (pw)->composite.children + (pw)->composite.num_children; \
+ (childP)++)
+
+#define PaneSize(paned, vertical) \
+ ((vertical) ? XtHeight(paned) : XtWidth(paned))
+
+#define GetRequestInfo(geo, vertical) \
+ ((vertical) ? (geo)->height : (geo)->width)
+
+#define SatisfiesRule1(pane, shrink) \
+ (((shrink) && ((pane)->size != (pane)->min)) \
+ || (!(shrink) && ((pane)->size != (pane)->max)))
+
+#define SatisfiesRule2(pane) \
+ (!(pane)->skip_adjust || (pane)->paned_adjusted_me)
+
+#define SatisfiesRule3(pane, shrink) \
+ ((pane)->paned_adjusted_me \
+ && (((shrink) && ((int)(pane)->wp_size <= (pane)->size)) \
+ || (!(shrink) && ((int)(pane)->wp_size >= (pane)->size))))
+
+
+/*
+ * Class Methods
+ */
+static void XawPanedClassInitialize(void);
+static void XawPanedChangeManaged(Widget);
+static void XawPanedDeleteChild(Widget);
+static void XawPanedDestroy(Widget);
+static XtGeometryResult XawPanedGeometryManager(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawPanedInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawPanedInsertChild(Widget);
+static Boolean XawPanedPaneSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static void XawPanedRealize(Widget, Mask*, XSetWindowAttributes*);
+static void XawPanedRedisplay(Widget, XEvent*, Region);
+static void XawPanedResize(Widget);
+static Boolean XawPanedSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void _DrawInternalBorders(PanedWidget, GC);
+static void _DrawRect(PanedWidget, GC, int, int, unsigned int, unsigned int);
+static void _DrawTrackLines(PanedWidget, Bool);
+static void AdjustPanedSize(PanedWidget, unsigned int, XtGeometryResult*,
+ Dimension*, Dimension*);
+static void ChangeAllGripCursors(PanedWidget);
+static Pane ChoosePaneToResize(PanedWidget, int, Direction, Bool);
+static void ClearPaneStack(PanedWidget);
+static void CommitGripAdjustment(PanedWidget);
+static void CreateGrip(Widget);
+static int GetEventLocation(PanedWidget, XEvent*);
+static void GetGCs(Widget);
+static void GetPaneStack(PanedWidget, Bool, Pane*, int*);
+static void HandleGrip(Widget, XtPointer, XtPointer);
+static void LoopAndRefigureChildren(PanedWidget, int, Direction, int*);
+static void ManageAndUnmanageGrips(PanedWidget);
+static void MoveGripAdjustment(PanedWidget, Widget, Direction, int);
+static Bool PopPaneStack(PanedWidget);
+static void PushPaneStack(PanedWidget, Pane);
+static void RefigureLocations(PanedWidget, int, Direction);
+static void RefigureLocationsAndCommit(Widget);
+static void ReleaseGCs(Widget);
+static void ResortChildren(PanedWidget);
+static void SetChildrenPrefSizes(PanedWidget, unsigned int);
+static void StartGripAdjustment(PanedWidget, Widget, Direction);
+
+/*
+ * Initialization
+ */
+static char defGripTranslations[] =
+"<Btn1Down>:" "GripAction(Start,UpLeftPane)\n"
+"<Btn2Down>:" "GripAction(Start,ThisBorderOnly)\n"
+"<Btn3Down>:" "GripAction(Start,LowRightPane)\n"
+"<Btn1Motion>:" "GripAction(Move,UpLeft)\n"
+"<Btn2Motion>:" "GripAction(Move,ThisBorder)\n"
+"<Btn3Motion>:" "GripAction(Move,LowRight)\n"
+"Any<BtnUp>:" "GripAction(Commit)\n"
+;
+
+#define offset(field) XtOffsetOf(PanedRec, paned.field)
+static XtResource resources[] = {
+ {
+ XtNinternalBorderColor,
+ XtCBorderColor,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(internal_bp),
+ XtRString,
+ (XtPointer)XtDefaultForeground
+ },
+ {
+ XtNinternalBorderWidth,
+ XtCBorderWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(internal_bw),
+ XtRImmediate,
+ (XtPointer)1
+ },
+ {
+ XtNgripIndent,
+ XtCGripIndent,
+ XtRPosition,
+ sizeof(Position),
+ offset(grip_indent),
+ XtRImmediate,
+ (XtPointer)10
+ },
+ {
+ XtNrefigureMode,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(refiguremode),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNgripTranslations,
+ XtCTranslations,
+ XtRTranslationTable,
+ sizeof(XtTranslations),
+ offset(grip_translations),
+ XtRString,
+ (XtPointer)defGripTranslations
+ },
+ {
+ XtNorientation,
+ XtCOrientation,
+ XtROrientation,
+ sizeof(XtOrientation),
+ offset(orientation),
+ XtRImmediate,
+ (XtPointer)XtorientVertical
+ },
+ {
+ XtNcursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(cursor),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNgripCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(grip_cursor),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNverticalGripCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(v_grip_cursor),
+ XtRString,
+ "sb_v_double_arrow"
+ },
+ {
+ XtNhorizontalGripCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(h_grip_cursor),
+ XtRString,
+ "sb_h_double_arrow"
+ },
+ {
+ XtNbetweenCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(adjust_this_cursor),
+ XtRString,
+ NULL
+ },
+ {
+ XtNverticalBetweenCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(v_adjust_this_cursor),
+ XtRString,
+ "sb_left_arrow"
+ },
+ {
+ XtNhorizontalBetweenCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(h_adjust_this_cursor),
+ XtRString,
+ "sb_up_arrow"
+ },
+ {
+ XtNupperCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(adjust_upper_cursor),
+ XtRString,
+ "sb_up_arrow"
+ },
+ {
+ XtNlowerCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(adjust_lower_cursor),
+ XtRString,
+ "sb_down_arrow"
+ },
+ {
+ XtNleftCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(adjust_left_cursor),
+ XtRString,
+ "sb_left_arrow"
+ },
+ {
+ XtNrightCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(adjust_right_cursor),
+ XtRString,
+ "sb_right_arrow"
+ },
+};
+#undef offset
+
+#define offset(field) XtOffsetOf(PanedConstraintsRec, paned.field)
+static XtResource subresources[] = {
+ {
+ XtNallowResize,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(allow_resize),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNposition,
+ XtCPosition,
+ XtRInt,
+ sizeof(int),
+ offset(position),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNmin,
+ XtCMin,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(min),
+ XtRImmediate,
+ (XtPointer)PANED_GRIP_SIZE
+ },
+ {
+ XtNmax,
+ XtCMax,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(max),
+ XtRImmediate,
+ (XtPointer)~0
+ },
+ {
+ XtNpreferredPaneSize,
+ XtCPreferredPaneSize,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(preferred_size),
+ XtRImmediate,
+ (XtPointer)PANED_ASK_CHILD
+ },
+ {
+ XtNresizeToPreferred,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(resize_to_pref),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNskipAdjust,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(skip_adjust),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNshowGrip,
+ XtCShowGrip,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(show_grip),
+ XtRImmediate,
+ (XtPointer)True
+ },
+};
+#undef offset
+
+#define SuperClass ((ConstraintWidgetClass)&constraintClassRec)
+
+PanedClassRec panedClassRec = {
+ /* core */
+ {
+ (WidgetClass)SuperClass, /* superclass */
+ "Paned", /* class name */
+ sizeof(PanedRec), /* size */
+ XawPanedClassInitialize, /* class_initialize */
+ NULL, /* class_part init */
+ False, /* class_inited */
+ XawPanedInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawPanedRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawPanedDestroy, /* destroy */
+ XawPanedResize, /* resize */
+ XawPanedRedisplay, /* expose */
+ XawPanedSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* composite */
+ {
+ XawPanedGeometryManager, /* geometry_manager */
+ XawPanedChangeManaged, /* change_managed */
+ XawPanedInsertChild, /* insert_child */
+ XawPanedDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ /* constraint */
+ {
+ subresources, /* subresources */
+ XtNumber(subresources), /* subresource_count */
+ sizeof(PanedConstraintsRec), /* constraint_size */
+ NULL, /* initialize */
+ NULL, /* destroy */
+ XawPanedPaneSetValues, /* set_values */
+ NULL, /* extension */
+ },
+};
+
+WidgetClass panedWidgetClass = (WidgetClass)&panedClassRec;
+WidgetClass vPanedWidgetClass = (WidgetClass)&panedClassRec;
+
+/*
+ * Implementation
+ */
+/* Function:
+ * AdjustPanedSize
+ *
+ * Parameters:
+ * pw - paned widget to adjust
+ * off_size - new off_size to use
+ * result_ret - result of query (return)
+ * on_size_ret - new on_size (return)
+ * off_size_ret - new off_size (return)
+ *
+ * Description:
+ * Adjusts the size of the pane.
+ *
+ * Returns:
+ * amount of change in size
+ */
+static void
+AdjustPanedSize(PanedWidget pw, unsigned int off_size,
+ XtGeometryResult *result_ret,
+ Dimension *on_size_ret, Dimension *off_size_ret)
+{
+ Dimension old_size = PaneSize((Widget)pw, IsVert(pw));
+ Dimension newsize = 0;
+ Widget *childP;
+ XtWidgetGeometry request, reply;
+
+ request.request_mode = CWWidth | CWHeight;
+
+ ForAllPanes(pw, childP) {
+ int size = Max(PaneInfo(*childP)->size, (int)PaneInfo(*childP)->min);
+
+ AssignMin(size, (int)PaneInfo(*childP)->max);
+ newsize += size + pw->paned.internal_bw;
+ }
+ newsize -= pw->paned.internal_bw;
+
+ if (newsize < 1)
+ newsize = 1;
+
+ if (IsVert(pw)) {
+ request.width = off_size;
+ request.height = newsize;
+ }
+ else {
+ request.width = newsize;
+ request.height = off_size;
+ }
+
+ if (result_ret != NULL) {
+ request.request_mode |= XtCWQueryOnly;
+
+ *result_ret = XtMakeGeometryRequest((Widget)pw, &request, &reply);
+ _XawImCallVendorShellExtResize((Widget)pw);
+
+ if (newsize == old_size || *result_ret == XtGeometryNo) {
+ *on_size_ret = old_size;
+ *off_size_ret = off_size;
+ return;
+ }
+ if (*result_ret != XtGeometryAlmost) {
+ *on_size_ret = GetRequestInfo(&request, IsVert(pw));
+ *off_size_ret = GetRequestInfo(&request, !IsVert(pw));
+ return;
+ }
+ *on_size_ret = GetRequestInfo(&reply, IsVert(pw));
+ *off_size_ret = GetRequestInfo(&reply, !IsVert(pw));
+ return;
+ }
+
+ if (newsize == old_size)
+ return;
+
+ if (XtMakeGeometryRequest((Widget)pw, &request, &reply) == XtGeometryAlmost)
+ XtMakeGeometryRequest((Widget)pw, &reply, &request);
+}
+
+/*
+ * Function:
+ * ChoosePaneToResize.
+ *
+ * Parameters:
+ * pw - paned widget
+ * paneindex - index of the current pane
+ * dir - direction to search first
+ * shrink - True if we need to shrink a pane, False otherwise
+ *
+ * Description:
+ * This function chooses a pane to resize.
+ They are chosen using the following rules:
+ *
+ * 1) size < max && size > min
+ * 2) skip adjust == False
+ * 3) widget not its prefered height
+ * && this change will bring it closer
+ * && The user has not resized this pane.
+ *
+ * If no widgets are found that fits all the rules then
+ * rule #3 is broken.
+ * If there are still no widgets found than
+ * rule #2 is broken.
+ * Rule #1 is never broken.
+ * If no widgets are found then NULL is returned.
+ *
+ * Returns:
+ * pane to resize or NULL
+ */
+static Pane
+ChoosePaneToResize(PanedWidget pw, int paneindex, Direction dir, Bool shrink)
+{
+ Widget *childP;
+ int rules = 3;
+ Direction _dir = dir;
+ int _index = paneindex;
+
+ if (paneindex == NO_INDEX || dir == AnyPane) { /* Use defaults */
+ _dir = LowRightPane; /* Go up - really */
+ _index = pw->paned.num_panes - 1; /* Start the last pane, and work
+ backwards */
+ }
+ childP = pw->composite.children + _index;
+
+ /*CONSTCOND*/
+ while(True) {
+ Pane pane = PaneInfo(*childP);
+
+ if ((rules < 3 || SatisfiesRule3(pane, shrink))
+ && (rules < 2 || SatisfiesRule2(pane))
+ && SatisfiesRule1(pane, shrink)
+ && (paneindex != PaneIndex(*childP) || dir == AnyPane))
+ return (pane);
+
+ /*
+ * This is counter-intuitive, but if we are resizing the pane
+ * above the grip we want to choose a pane below the grip to lose,
+ * and visa-versa
+ */
+ if (_dir == LowRightPane)
+ --childP;
+ else
+ ++childP;
+
+ /*
+ * If we have come to and edge then reduce the rule set, and try again
+ * If we are reduced the rules to none, then return NULL
+ */
+ if ((childP - pw->composite.children) < 0 ||
+ (childP - pw->composite.children) >= pw->paned.num_panes) {
+ if (--rules < 1) /* less strict rules */
+ return (NULL);
+ childP = pw->composite.children + _index;
+ }
+ }
+}
+
+/*
+ * Function:
+ * LoopAndRefigureChildren
+ *
+ * Parameters:
+ * pw - paned widget
+ * paneindex - number of the pane border we are moving
+ * dir - pane to move (either UpLeftPane or LowRightPane)
+ * sizeused - current amount of space used (used and returned)
+ *
+ * Description:
+ * If we are resizing either the UpleftPane or LowRight Pane loop
+ * through all the children to see if any will allow us to resize them.
+ */
+static void
+LoopAndRefigureChildren(PanedWidget pw, int paneindex, Direction dir,
+ int *sizeused)
+{
+ int pane_size = (int)PaneSize((Widget)pw, IsVert(pw));
+ Boolean shrink = (*sizeused > pane_size);
+
+ if (dir == LowRightPane)
+ paneindex++;
+
+ /* While all panes do not fit properly */
+ while (*sizeused != pane_size) {
+ /*
+ * Choose a pane to resize
+ * First look on the Pane Stack, and then go hunting for another one
+ * If we fail to find a pane to resize then give up
+ */
+ Pane pane;
+ int start_size;
+ Dimension old;
+ Boolean rule3_ok = False, from_stack = True;
+
+ GetPaneStack(pw, shrink, &pane, &start_size);
+ if (pane == NULL) {
+ pane = ChoosePaneToResize(pw, paneindex, dir, shrink);
+ if (pane == NULL)
+ return; /* no one to resize, give up */
+
+ rule3_ok = SatisfiesRule3(pane, shrink);
+ from_stack = False;
+ PushPaneStack(pw, pane);
+ }
+
+ /*
+ * Try to resize this pane so that all panes will fit, take min and max
+ * into account
+ */
+ old = pane->size;
+ pane->size += pane_size - *sizeused;
+
+ if (from_stack) {
+ if (shrink) {
+ AssignMax(pane->size, start_size);
+ } /* don't remove these braces */
+ else
+ AssignMin(pane->size, start_size);
+
+ if (pane->size == start_size)
+ (void)PopPaneStack(pw);
+ }
+ else if (rule3_ok) {
+ if (shrink) {
+ AssignMax(pane->size, (int)pane->wp_size);
+ } /* don't remove these braces */
+ else
+ AssignMin(pane->size, (int)pane->wp_size);
+ }
+
+ pane->paned_adjusted_me = pane->size != pane->wp_size;
+ AssignMax(pane->size, (int)pane->min);
+ AssignMin(pane->size, (int)pane->max);
+ *sizeused += (pane->size - old);
+ }
+}
+
+/*
+ * Function:
+ * RefigureLocations
+ *
+ * Parameters:
+ * pw - paned widget
+ * paneindex - child to start refiguring at
+ * dir - direction to move from child
+ *
+ * Description:
+ * Refigures all locations of children.
+ * There are special arguments to paneindex and dir, they are:
+ * paneindex - NO_INDEX.
+ * dir - AnyPane.
+ *
+ * If either of these is true then all panes may be resized and
+ * the choosing of panes procedes in reverse order starting with the
+ * last child.
+ */
+static void
+RefigureLocations(PanedWidget pw, int paneindex, Direction dir)
+{
+ Widget *childP;
+ int pane_size = (int)PaneSize((Widget)pw, IsVert(pw));
+ int sizeused = 0;
+ Position loc = 0;
+
+ if (pw->paned.num_panes == 0 || !pw->paned.refiguremode)
+ return;
+
+ /*
+ * Get an initial estimate of the size we will use
+ */
+ ForAllPanes(pw, childP) {
+ Pane pane = PaneInfo(*childP);
+
+ AssignMax(pane->size, (int) pane->min);
+ AssignMin(pane->size, (int) pane->max);
+ sizeused += (int)pane->size + (int)pw->paned.internal_bw;
+ }
+ sizeused -= (int)pw->paned.internal_bw;
+
+ if (dir != ThisBorderOnly && sizeused != pane_size)
+ LoopAndRefigureChildren(pw, paneindex, dir, &sizeused);
+
+ /*
+ * If we still are not the right size, then tell the pane that
+ * wanted to resize that it can't
+ */
+ if (paneindex != NO_INDEX && dir != AnyPane) {
+ Pane pane = PaneInfo(*(pw->composite.children + paneindex));
+ Dimension old = pane->size;
+
+ pane->size += pane_size - sizeused;
+ AssignMax(pane->size, (int) pane->min);
+ AssignMin(pane->size, (int) pane->max);
+ sizeused += pane->size - old;
+ }
+
+ /*
+ * It is possible that the panes will not fit inside the vpaned widget, but
+ * we have tried out best
+ *
+ * Assign each pane a location
+ */
+ ForAllPanes(pw, childP) {
+ PaneInfo(*childP)->delta = loc;
+ loc += PaneInfo(*childP)->size + pw->paned.internal_bw;
+ }
+}
+
+/*
+ * Function:
+ * CommitNewLocations
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * Commits all of the previously figured locations.
+ */
+static void
+CommitNewLocations(PanedWidget pw)
+{
+ Widget *childP;
+ XWindowChanges changes;
+
+ changes.stack_mode = Above;
+
+ ForAllPanes(pw, childP) {
+ Pane pane = PaneInfo(*childP);
+ Widget grip = pane->grip; /* may be NULL */
+
+ if (IsVert(pw)) {
+ XtMoveWidget(*childP, (Position) 0, pane->delta);
+ XtResizeWidget(*childP, XtWidth(pw), pane->size, 0);
+
+ if (HasGrip(*childP)) { /* Move and Display the Grip */
+ changes.x = XtWidth(pw) - pw->paned.grip_indent -
+ XtWidth(grip) - (XtBorderWidth(grip) << 1);
+ changes.y = XtY(*childP) + XtHeight(*childP) -
+ (XtHeight(grip) >> 1) - XtBorderWidth(grip) +
+ (pw->paned.internal_bw >> 1);
+ }
+ }
+ else {
+ XtMoveWidget(*childP, pane->delta, 0);
+ XtResizeWidget(*childP, pane->size, XtHeight(pw), 0);
+
+ if (HasGrip(*childP)) { /* Move and Display the Grip */
+ changes.x = XtX(*childP) + XtWidth(*childP) -
+ (XtWidth(grip) >> 1) - XtBorderWidth(grip) +
+ (pw->paned.internal_bw >> 1);
+ changes.y = XtHeight(pw) - pw->paned.grip_indent -
+ XtHeight(grip) - (XtBorderWidth(grip) << 1);
+ }
+ }
+
+ /*
+ * This should match XtMoveWidget, except that we're also insuring the
+ * grip is Raised in the same request
+ */
+
+ if (HasGrip(*childP)) {
+ XtX(grip) = changes.x;
+ XtY(grip) = changes.y;
+
+ if (XtIsRealized(pane->grip))
+ XConfigureWindow(XtDisplay(pane->grip), XtWindow(pane->grip),
+ CWX | CWY | CWStackMode, &changes);
+ }
+ }
+ ClearPaneStack(pw);
+}
+
+/*
+ * Function:
+ * RefigureLocationsAndCommit
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * Refigures all locations in a paned widget and commits them immediately.
+ *
+ * This function does nothing if any of the following are true.
+ * o refiguremode is false.
+ * o The widget is unrealized.
+ * o There are no panes is the paned widget.
+ */
+static void
+RefigureLocationsAndCommit(Widget w)
+{
+ PanedWidget pw = (PanedWidget)w;
+
+ if (pw->paned.refiguremode && XtIsRealized(w) && pw->paned.num_panes > 0) {
+ RefigureLocations(pw, NO_INDEX, AnyPane);
+ CommitNewLocations(pw);
+ }
+}
+
+/*
+ * Function:
+ * _DrawRect
+ *
+ * Parameters:
+ * pw - paned widget
+ * gc - gc to used for the draw
+ * on_olc - location of upper left corner of rect
+ * off_loc - ""
+ * on_size - size of rectangle
+ * off_size - ""
+ *
+ * Description:
+ * Draws a rectangle in the proper orientation.
+ */
+static void
+_DrawRect(PanedWidget pw, GC gc, int on_loc, int off_loc,
+ unsigned int on_size, unsigned int off_size)
+{
+ if (IsVert(pw))
+ XFillRectangle(XtDisplay((Widget)pw), XtWindow((Widget)pw), gc,
+ off_loc, on_loc, off_size, on_size);
+ else
+ XFillRectangle(XtDisplay((Widget)pw), XtWindow((Widget)pw), gc,
+ on_loc, off_loc, on_size, off_size);
+}
+
+/*
+ * Function:
+ * _DrawInternalBorders
+ *
+ * Parameters:
+ * pw - paned widget
+ * gc - GC to use to draw the borders
+ *
+ * Description:
+ * Draws the internal borders into the paned widget.
+ */
+static void
+_DrawInternalBorders(PanedWidget pw, GC gc)
+{
+ Widget *childP;
+ int on_loc, off_loc;
+ unsigned int on_size, off_size;
+
+ /*
+ * This is an optimization. Do not paint the internal borders if
+ * they are the same color as the background
+ */
+ if (pw->core.background_pixel == pw->paned.internal_bp)
+ return;
+
+ off_loc = 0;
+ off_size = (unsigned int) PaneSize((Widget)pw, !IsVert(pw));
+ on_size = (unsigned int)pw->paned.internal_bw;
+
+ ForAllPanes(pw, childP) {
+ on_loc = IsVert(pw) ? XtY(*childP) : XtX(*childP);
+ on_loc -= (int)on_size;
+
+ _DrawRect(pw, gc, on_loc, off_loc, on_size, off_size);
+ }
+}
+
+#define DrawInternalBorders(pw) \
+ _DrawInternalBorders((pw), (pw)->paned.normgc)
+#define EraseInternalBorders(pw) \
+ _DrawInternalBorders((pw), (pw)->paned.invgc)
+/*
+ * Function Name:
+ * _DrawTrackLines
+ *
+ * Parameters:
+ * pw - Paned widget
+ * erase - if True then just erase track lines, else draw them in
+ *
+ * Description:
+ * Draws the lines that animate the pane borders when the grips are moved.
+ */
+static void
+_DrawTrackLines(PanedWidget pw, Bool erase)
+{
+ Widget *childP;
+ Pane pane;
+ int on_loc, off_loc;
+ unsigned int on_size, off_size;
+
+ off_loc = 0;
+ off_size = PaneSize((Widget)pw, !IsVert(pw));
+
+ ForAllPanes(pw, childP) {
+ pane = PaneInfo(*childP);
+ if (erase || pane->olddelta != pane->delta) {
+ on_size = pw->paned.internal_bw;
+ if (!erase) {
+ on_loc = PaneInfo(*childP)->olddelta - (int) on_size;
+ _DrawRect(pw, pw->paned.flipgc,
+ on_loc, off_loc, on_size, off_size);
+ }
+
+ on_loc = PaneInfo(*childP)->delta - (int)on_size;
+
+ _DrawRect(pw, pw->paned.flipgc,
+ on_loc, off_loc, on_size, off_size);
+
+ pane->olddelta = pane->delta;
+ }
+ }
+}
+
+#define DrawTrackLines(pw) _DrawTrackLines((pw), False);
+#define EraseTrackLines(pw) _DrawTrackLines((pw), True);
+/*
+ * Function:
+ * GetEventLocation
+ *
+ * Parameters:
+ * pw - the paned widget
+ * event - pointer to an event
+ *
+ * Description:
+ * Converts and event to an x and y location.
+ *
+ * Returns:
+ * if this is a vertical pane then (y) else (x)
+ */
+static int
+GetEventLocation(PanedWidget pw, XEvent *event)
+{
+ int x, y;
+
+ switch (event->xany.type) {
+ case ButtonPress:
+ case ButtonRelease:
+ x = event->xbutton.x_root;
+ y = event->xbutton.y_root;
+ break;
+ case KeyPress:
+ case KeyRelease:
+ x = event->xkey.x_root;
+ y = event->xkey.y_root;
+ break;
+ case MotionNotify:
+ x = event->xmotion.x_root;
+ y = event->xmotion.y_root;
+ break;
+ default:
+ x = pw->paned.start_loc;
+ y = pw->paned.start_loc;
+ }
+
+ if (IsVert(pw))
+ return (y);
+
+ return (x);
+}
+
+/*
+ * Function:
+ * StartGripAdjustment
+ *
+ * Parameters:
+ * pw - paned widget
+ * grip - grip widget selected
+ * dir - direction that we are to be moving
+ *
+ * Description:
+ * Starts the grip adjustment procedure.
+ */
+static void
+StartGripAdjustment(PanedWidget pw, Widget grip, Direction dir)
+{
+ Widget *childP;
+ Cursor cursor;
+
+ pw->paned.whichadd = pw->paned.whichsub = NULL;
+
+ if (dir == ThisBorderOnly || dir == UpLeftPane)
+ pw->paned.whichadd = pw->composite.children[PaneIndex(grip)];
+ if (dir == ThisBorderOnly || dir == LowRightPane)
+ pw->paned.whichsub = pw->composite.children[PaneIndex(grip) + 1];
+
+ /*
+ * Change the cursor
+ */
+ if (XtIsRealized(grip)) {
+ if (IsVert(pw)) {
+ if (dir == UpLeftPane)
+ cursor = pw->paned.adjust_upper_cursor;
+ else if (dir == LowRightPane)
+ cursor = pw->paned.adjust_lower_cursor;
+ else {
+ if (pw->paned.adjust_this_cursor == None)
+ cursor = pw->paned.v_adjust_this_cursor;
+ else
+ cursor = pw->paned.adjust_this_cursor;
+ }
+ }
+ else {
+ if (dir == UpLeftPane)
+ cursor = pw->paned.adjust_left_cursor;
+ else if (dir == LowRightPane)
+ cursor = pw->paned.adjust_right_cursor;
+ else {
+ if (pw->paned.adjust_this_cursor == None)
+ cursor = pw->paned.h_adjust_this_cursor;
+ else
+ cursor = pw->paned.adjust_this_cursor;
+ }
+ }
+
+ XDefineCursor(XtDisplay(grip), XtWindow(grip), cursor);
+ }
+
+ EraseInternalBorders(pw);
+ ForAllPanes(pw, childP)
+ PaneInfo(*childP)->olddelta = -99;
+
+ EraseTrackLines(pw);
+}
+
+/*
+ * Function:
+ * MoveGripAdjustment
+ *
+ * Parameters:
+ * pw - paned widget
+ * grip - grip that we are moving
+ * dir - direction the pane we are interested is w.r.t the grip
+ * loc - location of pointer in proper direction
+ *
+ * Description:
+ * This routine moves all panes around when a grip is moved.
+ */
+static void
+MoveGripAdjustment(PanedWidget pw, Widget grip, Direction dir, int loc)
+{
+ int diff, add_size = 0, sub_size = 0;
+
+ diff = loc - pw->paned.start_loc;
+
+ if (pw->paned.whichadd)
+ add_size = PaneSize(pw->paned.whichadd, IsVert(pw)) + diff;
+
+ if (pw->paned.whichsub)
+ sub_size = PaneSize(pw->paned.whichsub, IsVert(pw)) - diff;
+
+ /*
+ * If moving this border only then do not allow either of the borders
+ * to go beyond the min or max size allowed
+ */
+ if (dir == ThisBorderOnly) {
+ int old_add_size = add_size, old_sub_size;
+
+ AssignMax(add_size, (int)PaneInfo(pw->paned.whichadd)->min);
+ AssignMin(add_size, (int)PaneInfo(pw->paned.whichadd)->max);
+ if (add_size != old_add_size)
+ sub_size += old_add_size - add_size;
+
+ old_sub_size = sub_size;
+ AssignMax(sub_size, (int)PaneInfo(pw->paned.whichsub)->min);
+ AssignMin(sub_size, (int)PaneInfo(pw->paned.whichsub)->max);
+ if (sub_size != old_sub_size)
+ return; /* Abort to current sizes */
+ }
+
+ if (add_size != 0)
+ PaneInfo(pw->paned.whichadd)->size = add_size;
+ if (sub_size != 0)
+ PaneInfo(pw->paned.whichsub)->size = sub_size;
+ RefigureLocations(pw, PaneIndex(grip), dir);
+ DrawTrackLines(pw);
+}
+
+/*
+ * Function:
+ * CommitGripAdjustment
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * Commits the grip adjustment.
+ */
+static void
+CommitGripAdjustment(PanedWidget pw)
+{
+ EraseTrackLines(pw);
+ CommitNewLocations(pw);
+ DrawInternalBorders(pw);
+
+ /*
+ * Since the user selected this size then use it as the preferred size
+ */
+ if (pw->paned.whichadd) {
+ Pane pane = PaneInfo(pw->paned.whichadd);
+
+ pane->wp_size = pane->size;
+ }
+ if (pw->paned.whichsub) {
+ Pane pane = PaneInfo(pw->paned.whichsub);
+
+ pane->wp_size = pane->size;
+ }
+}
+
+/*
+ * Function:
+ * HandleGrip
+ *
+ * Parameters:
+ * grip - grip widget that has been moved
+ * temp - (not used)
+ * call_data - data passed to us from the grip widget
+ *
+ * Description:
+ * Handles the grip manipulations.
+ */
+/*ARGSUSED*/
+static void
+HandleGrip(Widget grip, XtPointer temp, XtPointer callData)
+{
+ XawGripCallData call_data = (XawGripCallData)callData;
+ PanedWidget pw = (PanedWidget) XtParent(grip);
+ int loc;
+ char action_type[2], direction[2];
+ Cursor cursor;
+ Arg arglist[1];
+
+ if (call_data->num_params)
+ XmuNCopyISOLatin1Uppered(action_type, call_data->params[0],
+ sizeof(action_type));
+
+ if (call_data->num_params == 0
+ || (action_type[0] == 'C' && call_data->num_params != 1)
+ || (action_type[0] != 'C' && call_data->num_params != 2))
+ XtAppError(XtWidgetToApplicationContext(grip),
+ "Paned GripAction has been passed incorrect parameters.");
+
+ loc = GetEventLocation(pw, (XEvent *)call_data->event);
+
+ if (action_type[0] != 'C')
+ XmuNCopyISOLatin1Uppered(direction, call_data->params[1],
+ sizeof(direction));
+
+ switch (action_type[0]) {
+ case 'S': /* Start adjustment */
+ pw->paned.resize_children_to_pref = False;
+ StartGripAdjustment(pw, grip, (Direction)direction[0]);
+ pw->paned.start_loc = loc;
+ break;
+ case 'M':
+ MoveGripAdjustment(pw, grip, (Direction)direction[0], loc);
+ break;
+ case 'C':
+ XtSetArg(arglist[0], XtNcursor, &cursor);
+ XtGetValues(grip, arglist, 1);
+ XDefineCursor(XtDisplay(grip), XtWindow(grip), cursor);
+ CommitGripAdjustment(pw);
+ break;
+ default:
+ XtAppError(XtWidgetToApplicationContext(grip),
+ "Paned GripAction(); 1st parameter invalid");
+ break;
+ }
+}
+
+/*
+ * Function:
+ * ResortChildren
+ *
+ * Arguments:
+ * pw - paned widget
+ *
+ * Description:
+ * Resorts the children so that all managed children are first.
+ */
+static void
+ResortChildren(PanedWidget pw)
+{
+ Widget *unmanagedP, *childP;
+
+ unmanagedP = NULL;
+ ForAllChildren(pw, childP) {
+ if (!IsPane(*childP) || !XtIsManaged(*childP)) {
+ /*
+ * We only keep track of the first unmanaged pane
+ */
+ if (unmanagedP == NULL)
+ unmanagedP = childP;
+ }
+ else { /* must be a managed pane */
+ /*
+ * If an earlier widget was not a managed pane, then swap
+ */
+ if (unmanagedP != NULL) {
+ Widget child = *unmanagedP;
+
+ *unmanagedP = *childP;
+ *childP = child;
+ childP = unmanagedP; /* easiest to just back-track */
+ unmanagedP = NULL; /* in case there is another managed */
+ }
+ }
+ }
+}
+
+/*
+ * Function:
+ * ManageAndUnmanageGrips
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * This function manages and unmanages the grips so that
+ * the managed state of each grip matches that of its pane.
+ */
+static void
+ManageAndUnmanageGrips(PanedWidget pw)
+{
+ WidgetList managed_grips, unmanaged_grips;
+ Widget *managedP, *unmanagedP, *childP;
+ Cardinal alloc_size;
+
+ alloc_size = sizeof(Widget) * (pw->composite.num_children >> 1);
+ managedP = managed_grips = (WidgetList)XtMalloc(alloc_size);
+ unmanagedP = unmanaged_grips = (WidgetList)XtMalloc(alloc_size);
+
+ ForAllChildren(pw, childP)
+ if (IsPane(*childP) && HasGrip(*childP)) {
+ if (XtIsManaged(*childP))
+ *managedP++ = PaneInfo(*childP)->grip;
+ else
+ *unmanagedP++ = PaneInfo(*childP)->grip;
+ }
+
+ if (managedP != managed_grips) {
+ *unmanagedP++ = *--managedP; /* Last grip is never managed */
+ XtManageChildren(managed_grips, managedP - managed_grips);
+ }
+
+ if (unmanagedP != unmanaged_grips)
+ XtUnmanageChildren(unmanaged_grips, unmanagedP - unmanaged_grips);
+
+ XtFree((char *)managed_grips);
+ XtFree((char *)unmanaged_grips);
+}
+
+/*
+ * Function:
+ * CreateGrip
+ *
+ * Parameters:
+ * child - child that wants a grip to be created for it
+ *
+ * Description:
+ * Creates a grip widget.
+ */
+static void
+CreateGrip(Widget child)
+{
+ PanedWidget pw = (PanedWidget)XtParent(child);
+ Arg arglist[2];
+ Cardinal num_args = 0;
+ Cursor cursor;
+
+ XtSetArg(arglist[num_args], XtNtranslations, pw->paned.grip_translations);
+ num_args++;
+ if ((cursor = pw->paned.grip_cursor) == None) {
+ if (IsVert(pw))
+ cursor = pw->paned.v_grip_cursor;
+ else
+ cursor = pw->paned.h_grip_cursor;
+ }
+
+ XtSetArg(arglist[num_args], XtNcursor, cursor);
+ num_args++;
+ PaneInfo(child)->grip = XtCreateWidget("grip", gripWidgetClass, (Widget)pw,
+ arglist, num_args);
+
+ XtAddCallback(PaneInfo(child)->grip, XtNcallback,
+ HandleGrip, (XtPointer)child);
+}
+
+/*
+ * Function:
+ * GetGCs
+ *
+ * Parameters:
+ * w - paned widget
+ */
+static void
+GetGCs(Widget w)
+{
+ PanedWidget pw = (PanedWidget)w;
+ XtGCMask valuemask;
+ XGCValues values;
+
+ /*
+ * Draw pane borders in internal border color
+ */
+ values.foreground = pw->paned.internal_bp;
+ valuemask = GCForeground;
+ pw->paned.normgc = XtGetGC(w, valuemask, &values);
+
+ /*
+ * Erase pane borders with background color
+ */
+ values.foreground = pw->core.background_pixel;
+ valuemask = GCForeground;
+ pw->paned.invgc = XtGetGC(w, valuemask, &values);
+
+ /*
+ * Draw Track lines (animate pane borders) in
+ * internal border color ^ bg color
+ */
+ values.function = GXinvert;
+ values.plane_mask = pw->paned.internal_bp ^ pw->core.background_pixel;
+ values.subwindow_mode = IncludeInferiors;
+ valuemask = GCPlaneMask | GCFunction | GCSubwindowMode;
+ pw->paned.flipgc = XtGetGC(w, valuemask, &values);
+}
+
+/*
+ * Function:
+ * SetChildrenPrefSizes
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * Sets the preferred sizes of the children.
+ */
+static void
+SetChildrenPrefSizes(PanedWidget pw, unsigned int off_size)
+{
+ Widget *childP;
+ Boolean vert = IsVert(pw);
+ XtWidgetGeometry request, reply;
+
+ ForAllPanes(pw, childP)
+ if (pw->paned.resize_children_to_pref || PaneInfo(*childP)->size == 0 ||
+ PaneInfo(*childP)->resize_to_pref) {
+ if (PaneInfo(*childP)->preferred_size != PANED_ASK_CHILD)
+ PaneInfo(*childP)->wp_size = PaneInfo(*childP)->preferred_size;
+ else {
+ if(vert) {
+ request.request_mode = CWWidth;
+ request.width = off_size;
+ }
+ else {
+ request.request_mode = CWHeight;
+ request.height = off_size;
+ }
+
+ if ((XtQueryGeometry(*childP, &request, &reply)
+ == XtGeometryAlmost)
+ && (reply.request_mode = (vert ? CWHeight : CWWidth)))
+ PaneInfo(*childP)->wp_size = GetRequestInfo(&reply, vert);
+ else
+ PaneInfo(*childP)->wp_size = PaneSize(*childP, vert);
+ }
+
+ PaneInfo(*childP)->size = PaneInfo(*childP)->wp_size;
+ }
+}
+
+/*
+ * Function:
+ * ChangeAllGripCursors
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * Changes all the grip cursors.
+ */
+static void
+ChangeAllGripCursors(PanedWidget pw)
+{
+ Widget *childP;
+
+ ForAllPanes(pw, childP) {
+ Arg arglist[1];
+ Cursor cursor;
+
+ if ((cursor = pw->paned.grip_cursor) == None) {
+ if (IsVert(pw))
+ cursor = pw->paned.v_grip_cursor;
+ else
+ cursor = pw->paned.h_grip_cursor;
+ }
+
+ if (HasGrip(*childP)) {
+ XtSetArg(arglist[0], XtNcursor, cursor);
+ XtSetValues(PaneInfo(*childP)->grip, arglist, 1);
+ }
+ }
+}
+
+/*
+ * Function:
+ * PushPaneStack
+ *
+ * Parameters:
+ * pw - paned widget
+ * pane - pane that we are pushing
+ *
+ * Description:
+ * Pushes a value onto the pane stack.
+ */
+static void
+PushPaneStack(PanedWidget pw, Pane pane)
+{
+ PaneStack *stack = (PaneStack *)XtMalloc(sizeof(PaneStack));
+
+ stack->next = pw->paned.stack;
+ stack->pane = pane;
+ stack->start_size = pane->size;
+
+ pw->paned.stack = stack;
+}
+
+/*
+ * Function:
+ * GetPaneStack
+ *
+ * Parameters:
+ * pw - paned widget
+ * shrink - True if we want to shrink this pane, False otherwise
+ * pane - pane that we are popping (return)
+ * start_size - size that this pane started at (return)
+ *
+ * Description:
+ * Gets the top value from the pane stack.
+ */
+static void
+GetPaneStack(PanedWidget pw, Bool shrink, Pane *pane, int *start_size)
+{
+ if (pw->paned.stack == NULL) {
+ *pane = NULL;
+ return;
+ }
+
+ *pane = pw->paned.stack->pane;
+ *start_size = pw->paned.stack->start_size;
+
+ if (shrink != ((*pane)->size > *start_size))
+ *pane = NULL;
+}
+
+/*
+ * Function:
+ * PopPaneStack
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * Pops the top item off the pane stack.
+ *
+ * Returns: True if this is not the last element on the stack
+ */
+static Bool
+PopPaneStack(PanedWidget pw)
+{
+ PaneStack *stack = pw->paned.stack;
+
+ if (stack == NULL)
+ return (False);
+
+ pw->paned.stack = stack->next;
+ XtFree((char *)stack);
+
+ if (pw->paned.stack == NULL)
+ return (False);
+
+ return (True);
+}
+
+/*
+ * Function:
+ * ClearPaneStack
+ *
+ * Parameters:
+ * pw - paned widget
+ *
+ * Description:
+ * Removes all entries from the pane stack.
+ */
+static void
+ClearPaneStack(PanedWidget pw)
+{
+ while(PopPaneStack(pw))
+ ;
+}
+
+static void
+XawPanedClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtROrientation, XmuCvtStringToOrientation,
+ NULL, 0);
+ XtSetTypeConverter(XtROrientation, XtRString, XmuCvtOrientationToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+/* The Geometry Manager only allows changes after Realize if
+ * allow_resize is True in the constraints record.
+ *
+ * For vertically paned widgets:
+ *
+ * It only allows height changes, but offers the requested height
+ * as a compromise if both width and height changes were requested.
+ *
+ * For horizontal widgets the converse is true.
+ * As all good Geometry Managers should, we will return No if the
+ * request will have no effect; i.e. when the requestor is already
+ * of the desired geometry.
+ */
+static XtGeometryResult
+XawPanedGeometryManager(Widget w, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ PanedWidget pw = (PanedWidget)XtParent(w);
+ XtGeometryMask mask = request->request_mode;
+ Dimension old_size, old_wpsize, old_paned_size;
+ Pane pane = PaneInfo(w);
+ Boolean vert = IsVert(pw);
+ Dimension on_size, off_size;
+ XtGeometryResult result;
+ Boolean almost = False;
+
+ /*
+ * If any of the following is true, disallow the geometry change
+ *
+ * o The paned widget is realized and allow_resize is false for the pane
+ * o The child did not ask to change the on_size
+ * o The request is not a width or height request
+ * o The requested size is the same as the current size
+ */
+
+ if ((XtIsRealized((Widget)pw) && !pane->allow_resize)
+ || !(mask & (vert ? CWHeight : CWWidth))
+ ||(mask & ~(CWWidth | CWHeight))
+ || GetRequestInfo(request, vert) == PaneSize(w, vert))
+ return (XtGeometryNo);
+
+ old_paned_size = PaneSize((Widget)pw, vert);
+ old_wpsize = pane->wp_size;
+ old_size = pane->size;
+
+ pane->wp_size = pane->size = GetRequestInfo(request, vert);
+
+ AdjustPanedSize(pw, PaneSize((Widget)pw, !vert), &result, &on_size,
+ &off_size);
+
+ /*
+ * Fool the Refigure Locations proc to thinking that we are
+ * a different on_size
+ */
+
+ if (result != XtGeometryNo) {
+ if (vert)
+ XtHeight(pw) = on_size;
+ else
+ XtWidth(pw) = on_size;
+ }
+
+ RefigureLocations(pw, PaneIndex(w), AnyPane);
+
+ /*
+ * Set up reply struct and reset core on_size
+ */
+ if (vert) {
+ XtHeight(pw) = old_paned_size;
+ reply->height = pane->size;
+ reply->width = off_size;
+ }
+ else {
+ XtWidth(pw) = old_paned_size;
+ reply->height = off_size;
+ reply->width = pane->size;
+ }
+
+ /*
+ * IF either of the following is true
+ *
+ * o There was a "off_size" request and the new "off_size" is different
+ * from that requested
+ * o There was no "off_size" request and the new "off_size" is different
+ *
+ * o The "on_size" we will allow is different from that requested
+ *
+ * THEN: set almost
+ */
+ if (!((vert ? CWWidth : CWHeight) & mask)) {
+ if (vert)
+ request->width = XtWidth(w);
+ else
+ request->height = XtHeight(w);
+ }
+
+ almost = GetRequestInfo(request, !vert) != GetRequestInfo(reply, !vert);
+ almost |= (GetRequestInfo(request, vert) != GetRequestInfo(reply, vert));
+
+ if ((mask & XtCWQueryOnly) || almost) {
+ pane->wp_size = old_wpsize;
+ pane->size = old_size;
+ RefigureLocations(pw, PaneIndex(w), AnyPane);
+ reply->request_mode = CWWidth | CWHeight;
+ if (almost)
+ return (XtGeometryAlmost);
+ }
+ else {
+ AdjustPanedSize(pw, PaneSize((Widget) pw, !vert), NULL, NULL, NULL);
+ CommitNewLocations(pw); /* layout already refigured */
+ }
+
+ return (XtGeometryDone);
+}
+
+/*ARGSUSED*/
+static void
+XawPanedInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ PanedWidget pw = (PanedWidget)cnew;
+
+ GetGCs((Widget)pw);
+
+ pw->paned.recursively_called = False;
+ pw->paned.stack = NULL;
+ pw->paned.resize_children_to_pref = True;
+ pw->paned.num_panes = 0;
+}
+
+static void
+XawPanedRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
+{
+ PanedWidget pw = (PanedWidget)w;
+ Widget *childP;
+
+ if ((attributes->cursor = pw->paned.cursor) != None)
+ *valueMask |= CWCursor;
+
+ (*SuperClass->core_class.realize)(w, valueMask, attributes);
+
+ /*
+ * Before we commit the new locations we need to realize all the panes and
+ * their grips
+ */
+ ForAllPanes(pw, childP) {
+ XtRealizeWidget(*childP);
+ if (HasGrip(*childP))
+ XtRealizeWidget(PaneInfo(*childP)->grip);
+ }
+
+ RefigureLocationsAndCommit(w);
+ pw->paned.resize_children_to_pref = False;
+}
+
+static void
+XawPanedDestroy(Widget w)
+{
+ ReleaseGCs(w);
+}
+
+static void
+ReleaseGCs(Widget w)
+{
+ PanedWidget pw = (PanedWidget)w;
+
+ XtReleaseGC(w, pw->paned.normgc);
+ XtReleaseGC(w, pw->paned.invgc);
+ XtReleaseGC(w, pw->paned.flipgc);
+}
+
+static void
+XawPanedInsertChild(Widget w)
+{
+ Pane pane = PaneInfo(w);
+
+ /* insert the child widget in the composite children list with the
+ superclass insert_child routine
+ */
+ (*SuperClass->composite_class.insert_child)(w);
+
+ if (!IsPane(w))
+ return;
+
+ if (pane->show_grip == True) {
+ CreateGrip(w);
+ if (pane->min == PANED_GRIP_SIZE)
+ pane->min = PaneSize(pane->grip, IsVert((PanedWidget)XtParent(w)));
+ }
+ else {
+ if (pane->min == PANED_GRIP_SIZE)
+ pane->min = 1;
+ pane->grip = NULL;
+ }
+
+ pane->size = 0;
+ pane->paned_adjusted_me = False;
+}
+
+static void
+XawPanedDeleteChild(Widget w)
+{
+ /* remove the subwidget info and destroy the grip */
+ if (IsPane(w) && HasGrip(w))
+ XtDestroyWidget(PaneInfo(w)->grip);
+
+ /* delete the child widget in the composite children list with the
+ superclass delete_child routine
+ */
+ (*SuperClass->composite_class.delete_child)(w);
+}
+
+static void
+XawPanedChangeManaged(Widget w)
+{
+ PanedWidget pw = (PanedWidget)w;
+ Boolean vert = IsVert(pw);
+ Dimension size;
+ Widget *childP;
+
+ if (pw->paned.recursively_called++)
+ return;
+
+ /*
+ * If the size is zero then set it to the size of the widest or tallest pane
+ */
+
+ if ((size = PaneSize((Widget)pw, !vert)) == 0) {
+ size = 1;
+ ForAllChildren(pw, childP)
+ if (XtIsManaged(*childP) && (PaneSize(*childP, !vert) > size))
+ size = PaneSize(*childP, !vert);
+ }
+
+ ManageAndUnmanageGrips(pw);
+ pw->paned.recursively_called = False;
+ ResortChildren(pw);
+
+ pw->paned.num_panes = 0;
+ ForAllChildren(pw, childP)
+ if (IsPane(*childP)) {
+ if (XtIsManaged(*childP)) {
+ Pane pane = PaneInfo(*childP);
+
+ if (HasGrip(*childP))
+ PaneInfo(pane->grip)->position = pw->paned.num_panes;
+ pane->position = pw->paned.num_panes; /* TEMPORY -CDP 3/89 */
+ pw->paned.num_panes++;
+ }
+ else
+ break; /* This list is already sorted */
+ }
+
+ SetChildrenPrefSizes((PanedWidget) w, size);
+
+ /*
+ * ForAllPanes can now be used
+ */
+ if (PaneSize((Widget) pw, vert) == 0)
+ AdjustPanedSize(pw, size, NULL, NULL, NULL);
+
+ if (XtIsRealized((Widget)pw))
+ RefigureLocationsAndCommit((Widget)pw);
+}
+
+static void
+XawPanedResize(Widget w)
+{
+ SetChildrenPrefSizes((PanedWidget)w,
+ PaneSize(w, !IsVert((PanedWidget)w)));
+ RefigureLocationsAndCommit(w);
+}
+
+/*ARGSUSED*/
+static void
+XawPanedRedisplay(Widget w, XEvent *event, Region region)
+{
+ DrawInternalBorders((PanedWidget)w);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawPanedSetValues(Widget old, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ PanedWidget old_pw = (PanedWidget)old;
+ PanedWidget new_pw = (PanedWidget)cnew;
+ Boolean redisplay = False;
+
+ if ((old_pw->paned.cursor != new_pw->paned.cursor) && XtIsRealized(cnew))
+ XDefineCursor(XtDisplay(cnew), XtWindow(cnew), new_pw->paned.cursor);
+
+ if (old_pw->paned.internal_bp != new_pw->paned.internal_bp ||
+ old_pw->core.background_pixel != new_pw->core.background_pixel) {
+ ReleaseGCs(old);
+ GetGCs(cnew);
+ redisplay = True;
+ }
+
+ if (old_pw->paned.grip_cursor != new_pw->paned.grip_cursor ||
+ old_pw->paned.v_grip_cursor != new_pw->paned.v_grip_cursor ||
+ old_pw->paned.h_grip_cursor != new_pw->paned.h_grip_cursor)
+ ChangeAllGripCursors(new_pw);
+
+ if (IsVert(old_pw) != IsVert(new_pw)) {
+ /*
+ * We are fooling the paned widget into thinking that is needs to
+ * fully refigure everything, which is what we want
+ */
+ if (IsVert(new_pw))
+ XtWidth(new_pw) = 0;
+ else
+ XtHeight(new_pw) = 0;
+
+ new_pw->paned.resize_children_to_pref = True;
+ XawPanedChangeManaged(cnew); /* Seems weird, but does the right thing */
+ new_pw->paned.resize_children_to_pref = False;
+ if (new_pw->paned.grip_cursor == None)
+ ChangeAllGripCursors(new_pw);
+ return (True);
+ }
+
+ if (old_pw->paned.internal_bw != new_pw->paned.internal_bw) {
+ AdjustPanedSize(new_pw, PaneSize(cnew, !IsVert(old_pw)),
+ NULL, NULL, NULL);
+ RefigureLocationsAndCommit(cnew);
+ return (True); /* We have done a full configuration, return */
+ }
+
+ if (old_pw->paned.grip_indent != new_pw->paned.grip_indent &&
+ XtIsRealized(cnew)) {
+ CommitNewLocations(new_pw);
+ redisplay = True;
+ }
+
+ return (redisplay);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawPanedPaneSetValues(Widget old, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ Pane old_pane = PaneInfo(old);
+ Pane new_pane = PaneInfo(cnew);
+ Boolean redisplay = False;
+
+ /* Check for new min and max */
+ if (old_pane->min != new_pane->min || old_pane->max != new_pane->max)
+ XawPanedSetMinMax(cnew, (int)new_pane->min, (int)new_pane->max);
+
+ /* Check for change in XtNshowGrip */
+ if (old_pane->show_grip != new_pane->show_grip) {
+ if (new_pane->show_grip == True) {
+ CreateGrip(cnew);
+ if (XtIsRealized(XtParent(cnew))) {
+ if (XtIsManaged(cnew)) /* if paned is unrealized this will
+ happen automatically at realize time
+ */
+ XtManageChild(PaneInfo(cnew)->grip); /* manage the grip */
+ XtRealizeWidget(PaneInfo(cnew)->grip); /* realize the grip */
+ CommitNewLocations((PanedWidget)XtParent(cnew));
+ }
+ }
+ else if (HasGrip(old)) {
+ XtDestroyWidget(old_pane->grip);
+ new_pane->grip = NULL;
+ redisplay = True;
+ }
+ }
+
+ return (redisplay);
+}
+
+/*
+ * Public routines
+ */
+/*
+ * Function:
+ * XawPanedSetMinMax
+ *
+ * Parameters:
+ * widget - widget that is a child of the Paned widget
+ * min - new min and max size for the pane
+ * max - ""
+ *
+ * Description:
+ * Sets the min and max size for a pane.
+ */
+void
+XawPanedSetMinMax(Widget widget, int min, int max)
+{
+ Pane pane = PaneInfo(widget);
+
+ pane->min = min;
+ pane->max = max;
+ RefigureLocationsAndCommit(widget->core.parent);
+}
+
+/*
+ * Function:
+ * XawPanedGetMinMax
+ *
+ * Parameters:
+ * widget - widget that is a child of the Paned widget
+ * min - current min and max size for the pane (return)
+ * max - ""
+ *
+ * Description:
+ * Gets the min and max size for a pane.
+ */
+void
+XawPanedGetMinMax(Widget widget, int *min, int *max)
+{
+ Pane pane = PaneInfo(widget);
+
+ *min = pane->min;
+ *max = pane->max;
+}
+
+/*
+ * Function:
+ * XawPanedSetRefigureMode
+ *
+ * Parameters:
+ * w - paned widget
+ * mode - if False then inhibit refigure
+ *
+ * Description:
+ * Allows a flag to be set the will inhibit
+ * the paned widgets relayout routine.
+ */
+void
+XawPanedSetRefigureMode(Widget w,
+#if NeedWidePrototypes
+ int mode
+#else
+ Boolean mode
+#endif
+)
+{
+ ((PanedWidget)w)->paned.refiguremode = mode;
+ RefigureLocationsAndCommit(w);
+}
+
+/*
+ * Function:
+ * XawPanedGetNumSub
+ *
+ * Parameters:
+ * w - paned widget
+ *
+ * Description:
+ * Returns the number of panes in the paned widget.
+ * Returns:
+ * the number of panes in the paned widget
+ */
+int
+XawPanedGetNumSub(Widget w)
+{
+ return (((PanedWidget)w)->paned.num_panes);
+}
+
+/*
+ * Function:
+ * XawPanedAllowResize
+ *
+ * Parameters:
+ * widget - child of the paned widget
+ *
+ * Description:
+ * Allows a flag to be set that determines if the paned
+ * widget will allow geometry requests from this child.
+ */
+void
+XawPanedAllowResize(Widget widget,
+#if NeedWidePrototypes
+ int allow_resize
+#else
+ Boolean allow_resize
+#endif
+)
+{
+ PaneInfo(widget)->allow_resize = allow_resize;
+}
diff --git a/libXaw/src/Panner.c b/libXaw/src/Panner.c
index 04c3b4ce1..2ab88f5ed 100644
--- a/libXaw/src/Panner.c
+++ b/libXaw/src/Panner.c
@@ -1,1079 +1,1079 @@
-/*
- *
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- *
- * Author: Jim Fulton, MIT X Consortium
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <ctype.h>
-#include <math.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xos.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/Drawing.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/PannerP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#if defined(ISC) && __STDC__ && !defined(ISC30)
-extern double atof(char *);
-#else
-#include <stdlib.h> /* for atof() */
-#endif
-
-/*
- * Class Methods
- */
-static void XawPannerDestroy(Widget);
-static void XawPannerInitialize(Widget, Widget, ArgList, Cardinal*);
-static XtGeometryResult XawPannerQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawPannerRealize(Widget, XtValueMask*, XSetWindowAttributes*);
-static void XawPannerRedisplay(Widget, XEvent*, Region);
-static void XawPannerResize(Widget);
-static Boolean XawPannerSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-static void XawPannerSetValuesAlmost(Widget, Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-
-/*
- * Prototypes
- */
-static void check_knob(PannerWidget, Bool);
-static void get_default_size(PannerWidget, Dimension*, Dimension*);
-static Bool get_event_xy(PannerWidget, XEvent*, int*, int*);
-static void move_shadow(PannerWidget);
-static int parse_page_string(char*, int, int, Bool*);
-static void rescale(PannerWidget);
-static void reset_shadow_gc(PannerWidget);
-static void reset_slider_gc(PannerWidget);
-static void reset_xor_gc(PannerWidget);
-static void scale_knob(PannerWidget, Bool, Bool);
-
-/*
- * Actions
- */
-static void ActionAbort(Widget, XEvent*, String*, Cardinal*);
-static void ActionMove(Widget, XEvent*, String*, Cardinal*);
-static void ActionNotify(Widget, XEvent*, String*, Cardinal*);
-static void ActionPage(Widget, XEvent*, String*, Cardinal*);
-static void ActionSet(Widget, XEvent*, String*, Cardinal*);
-static void ActionStart(Widget, XEvent*, String*, Cardinal*);
-static void ActionStop(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * From Xmu/Distinct.c
- */
-Bool XmuDistinguishablePixels(Display*, Colormap, unsigned long*, int);
-
-/*
- * Initialization
- */
-static char defaultTranslations[] =
-"<Btn1Down>:" "start()\n"
-"<Btn1Motion>:" "move()\n"
-"<Btn1Up>:" "notify() stop()\n"
-"<Btn2Down>:" "abort()\n"
-":<Key>KP_Enter:" "set(rubberband,toggle)\n"
-"<Key>space:" "page(+1p,+1p)\n"
-"<Key>Delete:" "page(-1p,-1p)\n"
-":<Key>KP_Delete:" "page(-1p,-1p)\n"
-"<Key>BackSpace:" "page(-1p,-1p)\n"
-"<Key>Left:" "page(-.5p,+0)\n"
-":<Key>KP_Left:" "page(-.5p,+0)\n"
-"<Key>Right:" "page(+.5p,+0)\n"
-":<Key>KP_Right:" "page(+.5p,+0)\n"
-"<Key>Up:" "page(+0,-.5p)\n"
-":<Key>KP_Up:" "page(+0,-.5p)\n"
-"<Key>Down:" "page(+0,+.5p)\n"
-":<Key>KP_Down:" "page(+0,+.5p)\n"
-"<Key>Home:" "page(0,0)\n"
-":<Key>KP_Home:" "page(0,0)\n"
-;
-
-static XtActionsRec actions[] = {
- {"start", ActionStart}, /* start tmp graphics */
- {"stop", ActionStop}, /* stop tmp graphics */
- {"abort", ActionAbort}, /* punt */
- {"move", ActionMove}, /* move tmp graphics on Motion event */
- {"page", ActionPage}, /* page around usually from keyboard */
- {"notify", ActionNotify}, /* callback new position */
- {"set", ActionSet}, /* set various parameters */
-};
-
-#define offset(field) XtOffsetOf(PannerRec, panner.field)
-static XtResource resources[] = {
- {
- XtNallowOff,
- XtCAllowOff,
- XtRBoolean,
- sizeof(Boolean),
- offset(allow_off),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNresize,
- XtCResize,
- XtRBoolean,
- sizeof(Boolean),
- offset(resize_to_pref),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNreportCallback,
- XtCReportCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(report_callbacks),
- XtRCallback,
- NULL
- },
- {
- XtNdefaultScale,
- XtCDefaultScale,
- XtRDimension,
- sizeof(Dimension),
- offset(default_scale),
- XtRImmediate,
- (XtPointer)PANNER_DEFAULT_SCALE
- },
- {
- XtNrubberBand,
- XtCRubberBand,
- XtRBoolean,
- sizeof(Boolean),
- offset(rubber_band),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(foreground),
- XtRString,
- (XtPointer)XtDefaultBackground
- },
- {
- XtNinternalSpace,
- XtCInternalSpace,
- XtRDimension,
- sizeof(Dimension),
- offset(internal_border),
- XtRImmediate,
- (XtPointer)4
- },
- {
- XtNlineWidth,
- XtCLineWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(line_width),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNcanvasWidth,
- XtCCanvasWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(canvas_width),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNcanvasHeight,
- XtCCanvasHeight,
- XtRDimension,
- sizeof(Dimension),
- offset(canvas_height),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNsliderX,
- XtCSliderX,
- XtRPosition,
- sizeof(Position),
- offset(slider_x),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNsliderY,
- XtCSliderY,
- XtRPosition,
- sizeof(Position),
- offset(slider_y),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNsliderWidth,
- XtCSliderWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(slider_width),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNsliderHeight,
- XtCSliderHeight,
- XtRDimension,
- sizeof(Dimension),
- offset(slider_height),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNshadowColor,
- XtCShadowColor,
- XtRPixel,
- sizeof(Pixel),
- offset(shadow_color),
- XtRString,
- (XtPointer)XtDefaultForeground
- },
- {
- XtNshadowThickness,
- XtCShadowThickness,
- XtRDimension,
- sizeof(Dimension),
- offset(shadow_thickness),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNbackgroundStipple,
- XtCBackgroundStipple,
- XtRString,
- sizeof(String),
- offset(stipple_name),
- XtRImmediate,
- NULL
- },
-};
-#undef offset
-
-#define Superclass (&simpleClassRec)
-PannerClassRec pannerClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "Panner", /* class_name */
- sizeof(PannerRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawPannerInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawPannerRealize, /* realize */
- actions, /* actions */
- XtNumber(actions), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawPannerDestroy, /* destroy */
- XawPannerResize, /* resize */
- XawPannerRedisplay, /* expose */
- XawPannerSetValues, /* set_values */
- NULL, /* set_values_hook */
- XawPannerSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- defaultTranslations, /* tm_table */
- XawPannerQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* panner */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass pannerWidgetClass = (WidgetClass) &pannerClassRec;
-
-
-/*
- * Implementation
- */
-static void
-reset_shadow_gc(PannerWidget pw)
-{
- XtGCMask valuemask = GCForeground;
- XGCValues values;
- unsigned long pixels[3];
-
- if (pw->panner.shadow_gc)
- XtReleaseGC((Widget)pw, pw->panner.shadow_gc);
-
- pixels[0] = pw->panner.foreground;
- pixels[1] = pw->core.background_pixel;
- pixels[2] = pw->panner.shadow_color;
-
- if (!pw->panner.stipple_name &&
- !XmuDistinguishablePixels(XtDisplay(pw), pw->core.colormap,
- pixels, 3) &&
- XmuDistinguishablePixels(XtDisplay(pw), pw->core.colormap,
- pixels, 2)) {
- valuemask = GCTile | GCFillStyle;
- values.fill_style = FillTiled;
- values.tile = XmuCreateStippledPixmap(XtScreen((Widget)pw),
- pw->panner.foreground,
- pw->core.background_pixel,
- pw->core.depth);
- }
- else {
- if (!pw->panner.line_width &&
- !XmuDistinguishablePixels(XtDisplay(pw), pw->core.colormap,
- pixels, 2))
- pw->panner.line_width = 1;
- valuemask = GCForeground;
- values.foreground = pw->panner.shadow_color;
- }
- if (pw->panner.line_width > 0) {
- values.line_width = pw->panner.line_width;
- valuemask |= GCLineWidth;
- }
-
- pw->panner.shadow_gc = XtGetGC((Widget)pw, valuemask, &values);
-}
-
-static void
-reset_slider_gc(PannerWidget pw)
-{
- XtGCMask valuemask = GCForeground;
- XGCValues values;
-
- if (pw->panner.slider_gc)
- XtReleaseGC((Widget)pw, pw->panner.slider_gc);
-
- values.foreground = pw->panner.foreground;
-
- pw->panner.slider_gc = XtGetGC((Widget)pw, valuemask, &values);
-}
-
-static void
-reset_xor_gc(PannerWidget pw)
-{
- if (pw->panner.xor_gc)
- XtReleaseGC((Widget)pw, pw->panner.xor_gc);
-
- if (pw->panner.rubber_band) {
- XtGCMask valuemask = (GCForeground | GCFunction);
- XGCValues values;
- Pixel tmp;
-
- tmp = (pw->panner.foreground == pw->core.background_pixel ?
- pw->panner.shadow_color : pw->panner.foreground);
- values.foreground = tmp ^ pw->core.background_pixel;
- values.function = GXxor;
- if (pw->panner.line_width > 0) {
- valuemask |= GCLineWidth;
- values.line_width = pw->panner.line_width;
- }
- pw->panner.xor_gc = XtGetGC((Widget)pw, valuemask, &values);
- }
- else
- pw->panner.xor_gc = NULL;
-}
-
-static void
-check_knob(PannerWidget pw, Bool knob)
-{
- Position pad = pw->panner.internal_border << 1;
- Position maxx = (Position)XtWidth(pw) - pad -
- (Position)pw->panner.knob_width;
- Position maxy = (Position)XtHeight(pw) - pad -
- (Position)pw->panner.knob_height;
- Position *x = knob ? &pw->panner.knob_x : &pw->panner.tmp.x;
- Position *y = knob ? &pw->panner.knob_y : &pw->panner.tmp.y;
-
- /*
- * note that positions are already normalized (i.e. internal_border
- * has been subtracted out)
- */
- if (*x < 0)
- *x = 0;
- if (*x > maxx)
- *x = maxx;
-
- if (*y < 0)
- *y = 0;
- if (*y > maxy)
- *y = maxy;
-
- if (knob) {
- pw->panner.slider_x = (Position)((double)pw->panner.knob_x
- / pw->panner.haspect + 0.5);
- pw->panner.slider_y = (Position)((double)pw->panner.knob_y
- / pw->panner.vaspect + 0.5);
- pw->panner.last_x = pw->panner.last_y = PANNER_OUTOFRANGE;
- }
-}
-
-static void
-move_shadow(PannerWidget pw)
-{
- if (pw->panner.shadow_thickness > 0) {
- int lw = pw->panner.shadow_thickness + (pw->panner.line_width << 1);
- int pad = pw->panner.internal_border;
-
- if (pw->panner.knob_height > lw && pw->panner.knob_width > lw) {
- XRectangle *r = pw->panner.shadow_rects;
-
- r->x = pw->panner.knob_x + pad + pw->panner.knob_width;
- r->y = pw->panner.knob_y + pad + lw;
- r->width = pw->panner.shadow_thickness;
- r->height = pw->panner.knob_height - lw;
- r++;
- r->x = pw->panner.knob_x + pad + lw;
- r->y = pw->panner.knob_y + pad + pw->panner.knob_height;
- r->width = pw->panner.knob_width - lw + pw->panner.shadow_thickness;
- r->height = pw->panner.shadow_thickness;
- pw->panner.shadow_valid = True;
- return;
- }
- }
- pw->panner.shadow_valid = False;
-}
-
-static void
-scale_knob(PannerWidget pw, Bool location, Bool size)
-{
- if (location) {
- pw->panner.knob_x = (Position)PANNER_HSCALE(pw, pw->panner.slider_x);
- pw->panner.knob_y = (Position)PANNER_VSCALE(pw, pw->panner.slider_y);
- }
- if (size) {
- Dimension width, height;
-
- if (pw->panner.slider_width < 1)
- pw->panner.slider_width = pw->panner.canvas_width;
- if (pw->panner.slider_height < 1)
- pw->panner.slider_height = pw->panner.canvas_height;
- width = Min(pw->panner.slider_width, pw->panner.canvas_width);
- height = Min(pw->panner.slider_height, pw->panner.canvas_height);
-
- pw->panner.knob_width = (Dimension)PANNER_HSCALE(pw, width);
- pw->panner.knob_height = (Dimension)PANNER_VSCALE(pw, height);
- }
- if (!pw->panner.allow_off)
- check_knob(pw, True);
- move_shadow(pw);
-}
-
-static void
-rescale(PannerWidget pw)
-{
- int hpad = pw->panner.internal_border << 1;
- int vpad = hpad;
-
- if (pw->panner.canvas_width < 1)
- pw->panner.canvas_width = XtWidth(pw);
- if (pw->panner.canvas_height < 1)
- pw->panner.canvas_height = XtHeight(pw);
-
- if (XtWidth(pw) <= hpad)
- hpad = 0;
- if (XtHeight(pw) <= vpad)
- vpad = 0;
-
- pw->panner.haspect = ((double)XtWidth(pw) - hpad + .5)
- / (double)pw->panner.canvas_width;
- pw->panner.vaspect = ((double)XtHeight(pw) - vpad + .5)
- / (double)pw->panner.canvas_height;
- scale_knob(pw, True, True);
-}
-
-static void
-get_default_size(PannerWidget pw, Dimension *wp, Dimension *hp)
-{
- Dimension pad = pw->panner.internal_border << 1;
-
- *wp = PANNER_DSCALE(pw, pw->panner.canvas_width) + pad;
- *hp = PANNER_DSCALE(pw, pw->panner.canvas_height) + pad;
-}
-
-static Bool
-get_event_xy(PannerWidget pw, XEvent *event, int *x, int *y)
-{
- int pad = pw->panner.internal_border;
-
- switch (event->type) {
- case ButtonPress:
- case ButtonRelease:
- *x = event->xbutton.x - pad;
- *y = event->xbutton.y - pad;
- return (True);
- case KeyPress:
- case KeyRelease:
- *x = event->xkey.x - pad;
- *y = event->xkey.y - pad;
- return (True);
- case EnterNotify:
- case LeaveNotify:
- *x = event->xcrossing.x - pad;
- *y = event->xcrossing.y - pad;
- return (True);
- case MotionNotify:
- *x = event->xmotion.x - pad;
- *y = event->xmotion.y - pad;
- return (True);
- }
-
- return (False);
-}
-
-static int
-parse_page_string(char *s, int pagesize, int canvassize, Bool *relative)
-{
- char *cp;
- double val = 1.0;
- Bool rel = False;
-
- /*
- * syntax: spaces [+-] number spaces [pc\0] spaces
- */
- for (; isascii(*s) && isspace(*s); s++) /* skip white space */
- ;
-
- if (*s == '+' || *s == '-') { /* deal with signs */
- rel = True;
- if (*s == '-')
- val = -1.0;
- s++;
- }
- if (!*s) { /* if null then return nothing */
- *relative = True;
- return (0);
- }
-
- /* skip over numbers */
- for (cp = s; isascii(*s) && (isdigit(*s) || *s == '.'); s++)
- ;
- val *= atof(cp);
-
- /* skip blanks */
- for (; isascii(*s) && isspace(*s); s++)
- ;
-
- if (*s) { /* if units */
- switch (s[0]) {
- case 'p':
- case 'P':
- val *= (double)pagesize;
- break;
- case 'c':
- case 'C':
- val *= (double)canvassize;
- break;
- }
- }
- *relative = rel;
-
- return ((int)val);
-}
-
-#define DRAW_TMP(pw) \
-{ \
- XDrawRectangle(XtDisplay(pw), XtWindow(pw), \
- pw->panner.xor_gc, \
- pw->panner.tmp.x + pw->panner.internal_border, \
- pw->panner.tmp.y + pw->panner.internal_border, \
- pw->panner.knob_width - 1, \
- pw->panner.knob_height - 1); \
- pw->panner.tmp.showing = !pw->panner.tmp.showing; \
-}
-
-#define UNDRAW_TMP(pw) \
-{ \
- if (pw->panner.tmp.showing) \
- DRAW_TMP(pw); \
-}
-
-#define BACKGROUND_STIPPLE(pw) \
-XmuLocatePixmapFile(pw->core.screen, pw->panner.stipple_name, \
- pw->panner.shadow_color, pw->core.background_pixel, \
- pw->core.depth, NULL, 0, NULL, NULL, NULL, NULL)
-
-#define PIXMAP_OKAY(pm) ((pm) != None && (pm) != XtUnspecifiedPixmap)
-
-/*ARGSUSED*/
-static void
-XawPannerInitialize(Widget greq, Widget gnew, ArgList args, Cardinal *num_args)
-{
- PannerWidget req = (PannerWidget)greq, cnew = (PannerWidget)gnew;
- Dimension defwidth, defheight;
-
- if (req->panner.canvas_width < 1)
- cnew->panner.canvas_width = 1;
- if (req->panner.canvas_height < 1)
- cnew->panner.canvas_height = 1;
- if (req->panner.default_scale < 1)
- cnew->panner.default_scale = PANNER_DEFAULT_SCALE;
-
- get_default_size(req, &defwidth, &defheight);
- if (XtWidth(req) < 1)
- XtWidth(cnew) = defwidth;
- if (XtHeight(req) < 1)
- XtHeight(cnew) = defheight;
-
- cnew->panner.shadow_gc = NULL;
- reset_shadow_gc(cnew); /* shadowColor */
- cnew->panner.slider_gc = NULL;
- reset_slider_gc(cnew); /* foreground */
- cnew->panner.xor_gc = NULL;
- reset_xor_gc(cnew); /* foreground ^ background */
-
- rescale(cnew); /* does a position check */
- cnew->panner.shadow_valid = False;
- cnew->panner.tmp.doing = False;
- cnew->panner.tmp.showing = False;
- }
-
-static void
-XawPannerRealize(Widget gw, XtValueMask *valuemaskp,
- XSetWindowAttributes *attr)
-{
- PannerWidget pw = (PannerWidget)gw;
- Pixmap pm = XtUnspecifiedPixmap;
- Bool gotpm = False;
-
- if (pw->core.background_pixmap == XtUnspecifiedPixmap) {
- if (pw->panner.stipple_name)
- pm = BACKGROUND_STIPPLE(pw);
-
- if (PIXMAP_OKAY(pm)) {
- attr->background_pixmap = pm;
- *valuemaskp |= CWBackPixmap;
- *valuemaskp &= ~CWBackPixel;
- gotpm = True;
- }
- }
- (*pannerWidgetClass->core_class.superclass->core_class.realize)
- (gw, valuemaskp, attr);
-
- if (gotpm)
- XFreePixmap(XtDisplay(gw), pm);
-}
-
-static void
-XawPannerDestroy(Widget gw)
-{
- PannerWidget pw = (PannerWidget)gw;
-
- XtReleaseGC(gw, pw->panner.shadow_gc);
- XtReleaseGC(gw, pw->panner.slider_gc);
- XtReleaseGC(gw, pw->panner.xor_gc);
-}
-
-static void
-XawPannerResize(Widget gw)
-{
- rescale((PannerWidget)gw);
-}
-
-static void
-XawPannerRedisplay(Widget gw, XEvent *event, Region region)
-{
- PannerWidget pw = (PannerWidget)gw;
- Display *dpy = XtDisplay(gw);
- Window w = XtWindow(gw);
- int pad = pw->panner.internal_border;
- Dimension lw = pw->panner.line_width;
- Dimension extra = pw->panner.shadow_thickness + (lw << 1);
- int kx = pw->panner.knob_x + pad, ky = pw->panner.knob_y + pad;
-
- if (Superclass->core_class.expose)
- (Superclass->core_class.expose)(gw, event, region);
-
- pw->panner.tmp.showing = False;
- XClearArea(XtDisplay(pw), XtWindow(pw),
- (int)pw->panner.last_x - ((int)lw) + pad,
- (int)pw->panner.last_y - ((int)lw) + pad,
- pw->panner.knob_width + extra,
- pw->panner.knob_height + extra,
- False);
- pw->panner.last_x = pw->panner.knob_x;
- pw->panner.last_y = pw->panner.knob_y;
-
- XFillRectangle(dpy, w, pw->panner.slider_gc, kx, ky,
- pw->panner.knob_width - 1, pw->panner.knob_height - 1);
-
- if (lw)
- XDrawRectangle(dpy, w, pw->panner.shadow_gc, kx, ky,
- pw->panner.knob_width - 1, pw->panner.knob_height - 1);
-
- if (pw->panner.shadow_valid)
- XFillRectangles(dpy, w, pw->panner.shadow_gc, pw->panner.shadow_rects, 2);
-
- if (pw->panner.tmp.doing && pw->panner.rubber_band)
- DRAW_TMP(pw);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawPannerSetValues(Widget gcur, Widget greq, Widget gnew,
- ArgList args, Cardinal *num_args)
-{
- PannerWidget cur = (PannerWidget)gcur;
- PannerWidget cnew = (PannerWidget)gnew;
- Bool redisplay = False;
-
- if (cur->panner.foreground != cnew->panner.foreground) {
- reset_slider_gc(cnew);
- if (cur->panner.foreground != cur->core.background_pixel)
- reset_xor_gc(cnew);
- redisplay = True;
- }
- else if (cur->panner.line_width != cnew->panner.line_width ||
- cur->core.background_pixel != cnew->core.background_pixel) {
- reset_xor_gc(cnew);
- redisplay = True;
- }
- if (cur->panner.shadow_color != cnew->panner.shadow_color) {
- reset_shadow_gc(cnew);
- if (cur->panner.foreground == cur->core.background_pixel)
- reset_xor_gc(cnew);
- redisplay = True;
- }
- if (cur->panner.shadow_thickness != cnew->panner.shadow_thickness) {
- move_shadow(cnew);
- redisplay = True;
- }
- if (cur->panner.rubber_band != cnew->panner.rubber_band) {
- reset_xor_gc(cnew);
- if (cnew->panner.tmp.doing)
- redisplay = True;
- }
-
- if ((cur->panner.stipple_name != cnew->panner.stipple_name
- || cur->panner.shadow_color != cnew->panner.shadow_color
- || cur->core.background_pixel != cnew->core.background_pixel)
- && XtIsRealized(gnew)) {
- Pixmap pm = cnew->panner.stipple_name ?
- BACKGROUND_STIPPLE(cnew) : XtUnspecifiedPixmap;
-
- if (PIXMAP_OKAY(pm)) {
- XSetWindowBackgroundPixmap(XtDisplay(cnew), XtWindow(cnew), pm);
- XFreePixmap(XtDisplay(cnew), pm);
- }
- else
- XSetWindowBackground(XtDisplay(cnew), XtWindow(cnew),
- cnew->core.background_pixel);
-
- redisplay = True;
- }
-
- if (cnew->panner.resize_to_pref &&
- (cur->panner.canvas_width != cnew->panner.canvas_width
- || cur->panner.canvas_height != cnew->panner.canvas_height
- || cur->panner.resize_to_pref != cnew->panner.resize_to_pref)) {
- get_default_size(cnew, &cnew->core.width, &cnew->core.height);
- redisplay = True;
- }
- else if (cur->panner.canvas_width != cnew->panner.canvas_width
- || cur->panner.canvas_height != cnew->panner.canvas_height
- || cur->panner.internal_border != cnew->panner.internal_border) {
- rescale(cnew); /* does a scale_knob as well */
- redisplay = True;
- }
- else {
- Bool loc = cur->panner.slider_x != cnew->panner.slider_x ||
- cur->panner.slider_y != cnew->panner.slider_y;
- Bool siz = cur->panner.slider_width != cnew->panner.slider_width ||
- cur->panner.slider_height != cnew->panner.slider_height;
- if (loc || siz || (cur->panner.allow_off != cnew->panner.allow_off
- && cnew->panner.allow_off)) {
- scale_knob(cnew, loc, siz);
- redisplay = True;
- }
- }
-
- return (redisplay);
-}
-
-static void
-XawPannerSetValuesAlmost(Widget gold, Widget gnew, XtWidgetGeometry *req,
- XtWidgetGeometry *reply)
-{
- if (reply->request_mode == 0) /* got turned down, so cope */
- XawPannerResize(gnew);
-
- (*pannerWidgetClass->core_class.superclass->core_class.set_values_almost)
- (gold, gnew, req, reply);
-}
-
-static XtGeometryResult
-XawPannerQueryGeometry(Widget gw, XtWidgetGeometry *intended,
- XtWidgetGeometry *pref)
-{
- PannerWidget pw = (PannerWidget)gw;
-
- pref->request_mode = (CWWidth | CWHeight);
- get_default_size(pw, &pref->width, &pref->height);
-
- if (((intended->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight))
- && intended->width == pref->width && intended->height == pref->height)
- return (XtGeometryYes);
- else if (pref->width == XtWidth(pw) && pref->height == XtHeight(pw))
- return (XtGeometryNo);
-
- return (XtGeometryAlmost);
-}
-
-
-/*ARGSUSED*/
-static void
-ActionStart(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- PannerWidget pw = (PannerWidget)gw;
- int x, y;
-
- if (!get_event_xy(pw, event, &x, &y)) {
- XBell(XtDisplay(gw), 0);
- return;
- }
-
- pw->panner.tmp.doing = True;
- pw->panner.tmp.startx = pw->panner.knob_x;
- pw->panner.tmp.starty = pw->panner.knob_y;
- pw->panner.tmp.dx = x - pw->panner.knob_x;
- pw->panner.tmp.dy = y - pw->panner.knob_y;
- pw->panner.tmp.x = pw->panner.knob_x;
- pw->panner.tmp.y = pw->panner.knob_y;
- if (pw->panner.rubber_band)
- DRAW_TMP(pw);
-}
-
-/*ARGSUSED*/
-static void
-ActionStop(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- PannerWidget pw = (PannerWidget)gw;
- int x, y;
-
- if (get_event_xy(pw, event, &x, &y)) {
- pw->panner.tmp.x = x - pw->panner.tmp.dx;
- pw->panner.tmp.y = y - pw->panner.tmp.dy;
- if (!pw->panner.allow_off)
- check_knob(pw, False);
- }
- if (pw->panner.rubber_band)
- DRAW_TMP(pw);
- pw->panner.tmp.doing = False;
-}
-
-static void
-ActionAbort(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- PannerWidget pw = (PannerWidget)gw;
-
- if (!pw->panner.tmp.doing)
- return;
-
- if (pw->panner.rubber_band)
- UNDRAW_TMP(pw);
-
- if (!pw->panner.rubber_band) { /* restore old position */
- pw->panner.tmp.x = pw->panner.tmp.startx;
- pw->panner.tmp.y = pw->panner.tmp.starty;
- ActionNotify(gw, event, params, num_params);
- }
- pw->panner.tmp.doing = False;
-}
-
-static void
-ActionMove(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- PannerWidget pw = (PannerWidget)gw;
- int x, y;
-
- if (!pw->panner.tmp.doing)
- return;
-
- if (!get_event_xy(pw, event, &x, &y)) {
- XBell(XtDisplay(gw), 0); /* should do error message */
- return;
- }
-
- if (pw->panner.rubber_band)
- UNDRAW_TMP(pw);
- pw->panner.tmp.x = x - pw->panner.tmp.dx;
- pw->panner.tmp.y = y - pw->panner.tmp.dy;
-
- if (!pw->panner.rubber_band)
- ActionNotify(gw, event, params, num_params);
- else {
- if (!pw->panner.allow_off)
- check_knob(pw, False);
- DRAW_TMP(pw);
- }
-}
-
-
-static void
-ActionPage(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- PannerWidget pw = (PannerWidget)gw;
- Cardinal zero = 0;
- Bool isin = pw->panner.tmp.doing;
- int x, y;
- Bool relx, rely;
- int pad = pw->panner.internal_border << 1;
-
- if (*num_params != 2) {
- XBell(XtDisplay(gw), 0);
- return;
- }
-
- x = parse_page_string(params[0], pw->panner.knob_width,
- (int)XtWidth(pw) - pad, &relx);
- y = parse_page_string(params[1], pw->panner.knob_height,
- (int)XtHeight(pw) - pad, &rely);
-
- if (relx)
- x += pw->panner.knob_x;
- if (rely)
- y += pw->panner.knob_y;
-
- if (isin) { /* if in, then use move */
- XEvent ev;
-
- ev.xbutton.type = ButtonPress;
- ev.xbutton.x = x;
- ev.xbutton.y = y;
- ActionMove(gw, &ev, NULL, &zero);
- }
- else {
- pw->panner.tmp.doing = True;
- pw->panner.tmp.x = x;
- pw->panner.tmp.y = y;
- ActionNotify(gw, event, NULL, &zero);
- pw->panner.tmp.doing = False;
- }
-}
-
-/*ARGSUSED*/
-static void
-ActionNotify(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- PannerWidget pw = (PannerWidget)gw;
-
- if (!pw->panner.tmp.doing)
- return;
-
- if (!pw->panner.allow_off)
- check_knob(pw, False);
- pw->panner.knob_x = pw->panner.tmp.x;
- pw->panner.knob_y = pw->panner.tmp.y;
- move_shadow(pw);
-
- pw->panner.slider_x = (Position)((double)pw->panner.knob_x
- / pw->panner.haspect + 0.5);
- pw->panner.slider_y = (Position)((double) pw->panner.knob_y
- / pw->panner.vaspect + 0.5);
- if (!pw->panner.allow_off) {
- Position tmp;
-
- if (pw->panner.slider_x
- > (tmp = (Position)pw->panner.canvas_width -
- (Position)pw->panner.slider_width))
- pw->panner.slider_x = tmp;
- if (pw->panner.slider_x < 0)
- pw->panner.slider_x = 0;
- if (pw->panner.slider_y
- > (tmp = (Position)pw->panner.canvas_height -
- (Position)pw->panner.slider_height))
- pw->panner.slider_y = tmp;
- if (pw->panner.slider_y < 0)
- pw->panner.slider_y = 0;
- }
-
- if (pw->panner.last_x != pw->panner.knob_x ||
- pw->panner.last_y != pw->panner.knob_y) {
- XawPannerReport rep;
-
- XawPannerRedisplay(gw, NULL, NULL);
- rep.changed = XawPRSliderX | XawPRSliderY;
- rep.slider_x = pw->panner.slider_x;
- rep.slider_y = pw->panner.slider_y;
- rep.slider_width = pw->panner.slider_width;
- rep.slider_height = pw->panner.slider_height;
- rep.canvas_width = pw->panner.canvas_width;
- rep.canvas_height = pw->panner.canvas_height;
- XtCallCallbackList(gw, pw->panner.report_callbacks, (XtPointer)&rep);
- }
-}
-
-/*ARGSUSED*/
-static void
-ActionSet(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- PannerWidget pw = (PannerWidget)gw;
- Bool rb;
-
- if (*num_params < 2 ||
- XmuCompareISOLatin1(params[0], "rubberband") != 0) {
- XBell(XtDisplay(gw), 0);
- return;
- }
-
- if (XmuCompareISOLatin1(params[1], "on") == 0)
- rb = True;
- else if (XmuCompareISOLatin1(params[1], "off") == 0)
- rb = False;
- else if (XmuCompareISOLatin1(params[1], "toggle") == 0)
- rb = !pw->panner.rubber_band;
- else {
- XBell(XtDisplay(gw), 0);
- return;
- }
-
- if (rb != pw->panner.rubber_band) {
- Arg args[1];
-
- XtSetArg(args[0], XtNrubberBand, rb);
- XtSetValues(gw, args, 1);
- }
-}
+/*
+ *
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ * Author: Jim Fulton, MIT X Consortium
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <ctype.h>
+#include <math.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xos.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/Drawing.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/PannerP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#if defined(ISC) && __STDC__ && !defined(ISC30)
+extern double atof(char *);
+#else
+#include <stdlib.h> /* for atof() */
+#endif
+
+/*
+ * Class Methods
+ */
+static void XawPannerDestroy(Widget);
+static void XawPannerInitialize(Widget, Widget, ArgList, Cardinal*);
+static XtGeometryResult XawPannerQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawPannerRealize(Widget, XtValueMask*, XSetWindowAttributes*);
+static void XawPannerRedisplay(Widget, XEvent*, Region);
+static void XawPannerResize(Widget);
+static Boolean XawPannerSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+static void XawPannerSetValuesAlmost(Widget, Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+
+/*
+ * Prototypes
+ */
+static void check_knob(PannerWidget, Bool);
+static void get_default_size(PannerWidget, Dimension*, Dimension*);
+static Bool get_event_xy(PannerWidget, XEvent*, int*, int*);
+static void move_shadow(PannerWidget);
+static int parse_page_string(char*, int, int, Bool*);
+static void rescale(PannerWidget);
+static void reset_shadow_gc(PannerWidget);
+static void reset_slider_gc(PannerWidget);
+static void reset_xor_gc(PannerWidget);
+static void scale_knob(PannerWidget, Bool, Bool);
+
+/*
+ * Actions
+ */
+static void ActionAbort(Widget, XEvent*, String*, Cardinal*);
+static void ActionMove(Widget, XEvent*, String*, Cardinal*);
+static void ActionNotify(Widget, XEvent*, String*, Cardinal*);
+static void ActionPage(Widget, XEvent*, String*, Cardinal*);
+static void ActionSet(Widget, XEvent*, String*, Cardinal*);
+static void ActionStart(Widget, XEvent*, String*, Cardinal*);
+static void ActionStop(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * From Xmu/Distinct.c
+ */
+Bool XmuDistinguishablePixels(Display*, Colormap, unsigned long*, int);
+
+/*
+ * Initialization
+ */
+static char defaultTranslations[] =
+"<Btn1Down>:" "start()\n"
+"<Btn1Motion>:" "move()\n"
+"<Btn1Up>:" "notify() stop()\n"
+"<Btn2Down>:" "abort()\n"
+":<Key>KP_Enter:" "set(rubberband,toggle)\n"
+"<Key>space:" "page(+1p,+1p)\n"
+"<Key>Delete:" "page(-1p,-1p)\n"
+":<Key>KP_Delete:" "page(-1p,-1p)\n"
+"<Key>BackSpace:" "page(-1p,-1p)\n"
+"<Key>Left:" "page(-.5p,+0)\n"
+":<Key>KP_Left:" "page(-.5p,+0)\n"
+"<Key>Right:" "page(+.5p,+0)\n"
+":<Key>KP_Right:" "page(+.5p,+0)\n"
+"<Key>Up:" "page(+0,-.5p)\n"
+":<Key>KP_Up:" "page(+0,-.5p)\n"
+"<Key>Down:" "page(+0,+.5p)\n"
+":<Key>KP_Down:" "page(+0,+.5p)\n"
+"<Key>Home:" "page(0,0)\n"
+":<Key>KP_Home:" "page(0,0)\n"
+;
+
+static XtActionsRec actions[] = {
+ {"start", ActionStart}, /* start tmp graphics */
+ {"stop", ActionStop}, /* stop tmp graphics */
+ {"abort", ActionAbort}, /* punt */
+ {"move", ActionMove}, /* move tmp graphics on Motion event */
+ {"page", ActionPage}, /* page around usually from keyboard */
+ {"notify", ActionNotify}, /* callback new position */
+ {"set", ActionSet}, /* set various parameters */
+};
+
+#define offset(field) XtOffsetOf(PannerRec, panner.field)
+static XtResource resources[] = {
+ {
+ XtNallowOff,
+ XtCAllowOff,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(allow_off),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNresize,
+ XtCResize,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(resize_to_pref),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNreportCallback,
+ XtCReportCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(report_callbacks),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNdefaultScale,
+ XtCDefaultScale,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(default_scale),
+ XtRImmediate,
+ (XtPointer)PANNER_DEFAULT_SCALE
+ },
+ {
+ XtNrubberBand,
+ XtCRubberBand,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(rubber_band),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(foreground),
+ XtRString,
+ (XtPointer)XtDefaultBackground
+ },
+ {
+ XtNinternalSpace,
+ XtCInternalSpace,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(internal_border),
+ XtRImmediate,
+ (XtPointer)4
+ },
+ {
+ XtNlineWidth,
+ XtCLineWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(line_width),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNcanvasWidth,
+ XtCCanvasWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(canvas_width),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNcanvasHeight,
+ XtCCanvasHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(canvas_height),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNsliderX,
+ XtCSliderX,
+ XtRPosition,
+ sizeof(Position),
+ offset(slider_x),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNsliderY,
+ XtCSliderY,
+ XtRPosition,
+ sizeof(Position),
+ offset(slider_y),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNsliderWidth,
+ XtCSliderWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(slider_width),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNsliderHeight,
+ XtCSliderHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(slider_height),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNshadowColor,
+ XtCShadowColor,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(shadow_color),
+ XtRString,
+ (XtPointer)XtDefaultForeground
+ },
+ {
+ XtNshadowThickness,
+ XtCShadowThickness,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(shadow_thickness),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNbackgroundStipple,
+ XtCBackgroundStipple,
+ XtRString,
+ sizeof(String),
+ offset(stipple_name),
+ XtRImmediate,
+ NULL
+ },
+};
+#undef offset
+
+#define Superclass (&simpleClassRec)
+PannerClassRec pannerClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Panner", /* class_name */
+ sizeof(PannerRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawPannerInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawPannerRealize, /* realize */
+ actions, /* actions */
+ XtNumber(actions), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawPannerDestroy, /* destroy */
+ XawPannerResize, /* resize */
+ XawPannerRedisplay, /* expose */
+ XawPannerSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XawPannerSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ defaultTranslations, /* tm_table */
+ XawPannerQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* panner */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass pannerWidgetClass = (WidgetClass) &pannerClassRec;
+
+
+/*
+ * Implementation
+ */
+static void
+reset_shadow_gc(PannerWidget pw)
+{
+ XtGCMask valuemask = GCForeground;
+ XGCValues values;
+ unsigned long pixels[3];
+
+ if (pw->panner.shadow_gc)
+ XtReleaseGC((Widget)pw, pw->panner.shadow_gc);
+
+ pixels[0] = pw->panner.foreground;
+ pixels[1] = pw->core.background_pixel;
+ pixels[2] = pw->panner.shadow_color;
+
+ if (!pw->panner.stipple_name &&
+ !XmuDistinguishablePixels(XtDisplay(pw), pw->core.colormap,
+ pixels, 3) &&
+ XmuDistinguishablePixels(XtDisplay(pw), pw->core.colormap,
+ pixels, 2)) {
+ valuemask = GCTile | GCFillStyle;
+ values.fill_style = FillTiled;
+ values.tile = XmuCreateStippledPixmap(XtScreen((Widget)pw),
+ pw->panner.foreground,
+ pw->core.background_pixel,
+ pw->core.depth);
+ }
+ else {
+ if (!pw->panner.line_width &&
+ !XmuDistinguishablePixels(XtDisplay(pw), pw->core.colormap,
+ pixels, 2))
+ pw->panner.line_width = 1;
+ valuemask = GCForeground;
+ values.foreground = pw->panner.shadow_color;
+ }
+ if (pw->panner.line_width > 0) {
+ values.line_width = pw->panner.line_width;
+ valuemask |= GCLineWidth;
+ }
+
+ pw->panner.shadow_gc = XtGetGC((Widget)pw, valuemask, &values);
+}
+
+static void
+reset_slider_gc(PannerWidget pw)
+{
+ XtGCMask valuemask = GCForeground;
+ XGCValues values;
+
+ if (pw->panner.slider_gc)
+ XtReleaseGC((Widget)pw, pw->panner.slider_gc);
+
+ values.foreground = pw->panner.foreground;
+
+ pw->panner.slider_gc = XtGetGC((Widget)pw, valuemask, &values);
+}
+
+static void
+reset_xor_gc(PannerWidget pw)
+{
+ if (pw->panner.xor_gc)
+ XtReleaseGC((Widget)pw, pw->panner.xor_gc);
+
+ if (pw->panner.rubber_band) {
+ XtGCMask valuemask = (GCForeground | GCFunction);
+ XGCValues values;
+ Pixel tmp;
+
+ tmp = (pw->panner.foreground == pw->core.background_pixel ?
+ pw->panner.shadow_color : pw->panner.foreground);
+ values.foreground = tmp ^ pw->core.background_pixel;
+ values.function = GXxor;
+ if (pw->panner.line_width > 0) {
+ valuemask |= GCLineWidth;
+ values.line_width = pw->panner.line_width;
+ }
+ pw->panner.xor_gc = XtGetGC((Widget)pw, valuemask, &values);
+ }
+ else
+ pw->panner.xor_gc = NULL;
+}
+
+static void
+check_knob(PannerWidget pw, Bool knob)
+{
+ Position pad = pw->panner.internal_border << 1;
+ Position maxx = (Position)XtWidth(pw) - pad -
+ (Position)pw->panner.knob_width;
+ Position maxy = (Position)XtHeight(pw) - pad -
+ (Position)pw->panner.knob_height;
+ Position *x = knob ? &pw->panner.knob_x : &pw->panner.tmp.x;
+ Position *y = knob ? &pw->panner.knob_y : &pw->panner.tmp.y;
+
+ /*
+ * note that positions are already normalized (i.e. internal_border
+ * has been subtracted out)
+ */
+ if (*x < 0)
+ *x = 0;
+ if (*x > maxx)
+ *x = maxx;
+
+ if (*y < 0)
+ *y = 0;
+ if (*y > maxy)
+ *y = maxy;
+
+ if (knob) {
+ pw->panner.slider_x = (Position)((double)pw->panner.knob_x
+ / pw->panner.haspect + 0.5);
+ pw->panner.slider_y = (Position)((double)pw->panner.knob_y
+ / pw->panner.vaspect + 0.5);
+ pw->panner.last_x = pw->panner.last_y = PANNER_OUTOFRANGE;
+ }
+}
+
+static void
+move_shadow(PannerWidget pw)
+{
+ if (pw->panner.shadow_thickness > 0) {
+ int lw = pw->panner.shadow_thickness + (pw->panner.line_width << 1);
+ int pad = pw->panner.internal_border;
+
+ if (pw->panner.knob_height > lw && pw->panner.knob_width > lw) {
+ XRectangle *r = pw->panner.shadow_rects;
+
+ r->x = pw->panner.knob_x + pad + pw->panner.knob_width;
+ r->y = pw->panner.knob_y + pad + lw;
+ r->width = pw->panner.shadow_thickness;
+ r->height = pw->panner.knob_height - lw;
+ r++;
+ r->x = pw->panner.knob_x + pad + lw;
+ r->y = pw->panner.knob_y + pad + pw->panner.knob_height;
+ r->width = pw->panner.knob_width - lw + pw->panner.shadow_thickness;
+ r->height = pw->panner.shadow_thickness;
+ pw->panner.shadow_valid = True;
+ return;
+ }
+ }
+ pw->panner.shadow_valid = False;
+}
+
+static void
+scale_knob(PannerWidget pw, Bool location, Bool size)
+{
+ if (location) {
+ pw->panner.knob_x = (Position)PANNER_HSCALE(pw, pw->panner.slider_x);
+ pw->panner.knob_y = (Position)PANNER_VSCALE(pw, pw->panner.slider_y);
+ }
+ if (size) {
+ Dimension width, height;
+
+ if (pw->panner.slider_width < 1)
+ pw->panner.slider_width = pw->panner.canvas_width;
+ if (pw->panner.slider_height < 1)
+ pw->panner.slider_height = pw->panner.canvas_height;
+ width = Min(pw->panner.slider_width, pw->panner.canvas_width);
+ height = Min(pw->panner.slider_height, pw->panner.canvas_height);
+
+ pw->panner.knob_width = (Dimension)PANNER_HSCALE(pw, width);
+ pw->panner.knob_height = (Dimension)PANNER_VSCALE(pw, height);
+ }
+ if (!pw->panner.allow_off)
+ check_knob(pw, True);
+ move_shadow(pw);
+}
+
+static void
+rescale(PannerWidget pw)
+{
+ int hpad = pw->panner.internal_border << 1;
+ int vpad = hpad;
+
+ if (pw->panner.canvas_width < 1)
+ pw->panner.canvas_width = XtWidth(pw);
+ if (pw->panner.canvas_height < 1)
+ pw->panner.canvas_height = XtHeight(pw);
+
+ if (XtWidth(pw) <= hpad)
+ hpad = 0;
+ if (XtHeight(pw) <= vpad)
+ vpad = 0;
+
+ pw->panner.haspect = ((double)XtWidth(pw) - hpad + .5)
+ / (double)pw->panner.canvas_width;
+ pw->panner.vaspect = ((double)XtHeight(pw) - vpad + .5)
+ / (double)pw->panner.canvas_height;
+ scale_knob(pw, True, True);
+}
+
+static void
+get_default_size(PannerWidget pw, Dimension *wp, Dimension *hp)
+{
+ Dimension pad = pw->panner.internal_border << 1;
+
+ *wp = PANNER_DSCALE(pw, pw->panner.canvas_width) + pad;
+ *hp = PANNER_DSCALE(pw, pw->panner.canvas_height) + pad;
+}
+
+static Bool
+get_event_xy(PannerWidget pw, XEvent *event, int *x, int *y)
+{
+ int pad = pw->panner.internal_border;
+
+ switch (event->type) {
+ case ButtonPress:
+ case ButtonRelease:
+ *x = event->xbutton.x - pad;
+ *y = event->xbutton.y - pad;
+ return (True);
+ case KeyPress:
+ case KeyRelease:
+ *x = event->xkey.x - pad;
+ *y = event->xkey.y - pad;
+ return (True);
+ case EnterNotify:
+ case LeaveNotify:
+ *x = event->xcrossing.x - pad;
+ *y = event->xcrossing.y - pad;
+ return (True);
+ case MotionNotify:
+ *x = event->xmotion.x - pad;
+ *y = event->xmotion.y - pad;
+ return (True);
+ }
+
+ return (False);
+}
+
+static int
+parse_page_string(char *s, int pagesize, int canvassize, Bool *relative)
+{
+ char *cp;
+ double val = 1.0;
+ Bool rel = False;
+
+ /*
+ * syntax: spaces [+-] number spaces [pc\0] spaces
+ */
+ for (; isascii(*s) && isspace(*s); s++) /* skip white space */
+ ;
+
+ if (*s == '+' || *s == '-') { /* deal with signs */
+ rel = True;
+ if (*s == '-')
+ val = -1.0;
+ s++;
+ }
+ if (!*s) { /* if null then return nothing */
+ *relative = True;
+ return (0);
+ }
+
+ /* skip over numbers */
+ for (cp = s; isascii(*s) && (isdigit(*s) || *s == '.'); s++)
+ ;
+ val *= atof(cp);
+
+ /* skip blanks */
+ for (; isascii(*s) && isspace(*s); s++)
+ ;
+
+ if (*s) { /* if units */
+ switch (s[0]) {
+ case 'p':
+ case 'P':
+ val *= (double)pagesize;
+ break;
+ case 'c':
+ case 'C':
+ val *= (double)canvassize;
+ break;
+ }
+ }
+ *relative = rel;
+
+ return ((int)val);
+}
+
+#define DRAW_TMP(pw) \
+{ \
+ XDrawRectangle(XtDisplay(pw), XtWindow(pw), \
+ pw->panner.xor_gc, \
+ pw->panner.tmp.x + pw->panner.internal_border, \
+ pw->panner.tmp.y + pw->panner.internal_border, \
+ pw->panner.knob_width - 1, \
+ pw->panner.knob_height - 1); \
+ pw->panner.tmp.showing = !pw->panner.tmp.showing; \
+}
+
+#define UNDRAW_TMP(pw) \
+{ \
+ if (pw->panner.tmp.showing) \
+ DRAW_TMP(pw); \
+}
+
+#define BACKGROUND_STIPPLE(pw) \
+XmuLocatePixmapFile(pw->core.screen, pw->panner.stipple_name, \
+ pw->panner.shadow_color, pw->core.background_pixel, \
+ pw->core.depth, NULL, 0, NULL, NULL, NULL, NULL)
+
+#define PIXMAP_OKAY(pm) ((pm) != None && (pm) != XtUnspecifiedPixmap)
+
+/*ARGSUSED*/
+static void
+XawPannerInitialize(Widget greq, Widget gnew, ArgList args, Cardinal *num_args)
+{
+ PannerWidget req = (PannerWidget)greq, cnew = (PannerWidget)gnew;
+ Dimension defwidth, defheight;
+
+ if (req->panner.canvas_width < 1)
+ cnew->panner.canvas_width = 1;
+ if (req->panner.canvas_height < 1)
+ cnew->panner.canvas_height = 1;
+ if (req->panner.default_scale < 1)
+ cnew->panner.default_scale = PANNER_DEFAULT_SCALE;
+
+ get_default_size(req, &defwidth, &defheight);
+ if (XtWidth(req) < 1)
+ XtWidth(cnew) = defwidth;
+ if (XtHeight(req) < 1)
+ XtHeight(cnew) = defheight;
+
+ cnew->panner.shadow_gc = NULL;
+ reset_shadow_gc(cnew); /* shadowColor */
+ cnew->panner.slider_gc = NULL;
+ reset_slider_gc(cnew); /* foreground */
+ cnew->panner.xor_gc = NULL;
+ reset_xor_gc(cnew); /* foreground ^ background */
+
+ rescale(cnew); /* does a position check */
+ cnew->panner.shadow_valid = False;
+ cnew->panner.tmp.doing = False;
+ cnew->panner.tmp.showing = False;
+ }
+
+static void
+XawPannerRealize(Widget gw, XtValueMask *valuemaskp,
+ XSetWindowAttributes *attr)
+{
+ PannerWidget pw = (PannerWidget)gw;
+ Pixmap pm = XtUnspecifiedPixmap;
+ Bool gotpm = False;
+
+ if (pw->core.background_pixmap == XtUnspecifiedPixmap) {
+ if (pw->panner.stipple_name)
+ pm = BACKGROUND_STIPPLE(pw);
+
+ if (PIXMAP_OKAY(pm)) {
+ attr->background_pixmap = pm;
+ *valuemaskp |= CWBackPixmap;
+ *valuemaskp &= ~CWBackPixel;
+ gotpm = True;
+ }
+ }
+ (*pannerWidgetClass->core_class.superclass->core_class.realize)
+ (gw, valuemaskp, attr);
+
+ if (gotpm)
+ XFreePixmap(XtDisplay(gw), pm);
+}
+
+static void
+XawPannerDestroy(Widget gw)
+{
+ PannerWidget pw = (PannerWidget)gw;
+
+ XtReleaseGC(gw, pw->panner.shadow_gc);
+ XtReleaseGC(gw, pw->panner.slider_gc);
+ XtReleaseGC(gw, pw->panner.xor_gc);
+}
+
+static void
+XawPannerResize(Widget gw)
+{
+ rescale((PannerWidget)gw);
+}
+
+static void
+XawPannerRedisplay(Widget gw, XEvent *event, Region region)
+{
+ PannerWidget pw = (PannerWidget)gw;
+ Display *dpy = XtDisplay(gw);
+ Window w = XtWindow(gw);
+ int pad = pw->panner.internal_border;
+ Dimension lw = pw->panner.line_width;
+ Dimension extra = pw->panner.shadow_thickness + (lw << 1);
+ int kx = pw->panner.knob_x + pad, ky = pw->panner.knob_y + pad;
+
+ if (Superclass->core_class.expose)
+ (Superclass->core_class.expose)(gw, event, region);
+
+ pw->panner.tmp.showing = False;
+ XClearArea(XtDisplay(pw), XtWindow(pw),
+ (int)pw->panner.last_x - ((int)lw) + pad,
+ (int)pw->panner.last_y - ((int)lw) + pad,
+ pw->panner.knob_width + extra,
+ pw->panner.knob_height + extra,
+ False);
+ pw->panner.last_x = pw->panner.knob_x;
+ pw->panner.last_y = pw->panner.knob_y;
+
+ XFillRectangle(dpy, w, pw->panner.slider_gc, kx, ky,
+ pw->panner.knob_width - 1, pw->panner.knob_height - 1);
+
+ if (lw)
+ XDrawRectangle(dpy, w, pw->panner.shadow_gc, kx, ky,
+ pw->panner.knob_width - 1, pw->panner.knob_height - 1);
+
+ if (pw->panner.shadow_valid)
+ XFillRectangles(dpy, w, pw->panner.shadow_gc, pw->panner.shadow_rects, 2);
+
+ if (pw->panner.tmp.doing && pw->panner.rubber_band)
+ DRAW_TMP(pw);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawPannerSetValues(Widget gcur, Widget greq, Widget gnew,
+ ArgList args, Cardinal *num_args)
+{
+ PannerWidget cur = (PannerWidget)gcur;
+ PannerWidget cnew = (PannerWidget)gnew;
+ Bool redisplay = False;
+
+ if (cur->panner.foreground != cnew->panner.foreground) {
+ reset_slider_gc(cnew);
+ if (cur->panner.foreground != cur->core.background_pixel)
+ reset_xor_gc(cnew);
+ redisplay = True;
+ }
+ else if (cur->panner.line_width != cnew->panner.line_width ||
+ cur->core.background_pixel != cnew->core.background_pixel) {
+ reset_xor_gc(cnew);
+ redisplay = True;
+ }
+ if (cur->panner.shadow_color != cnew->panner.shadow_color) {
+ reset_shadow_gc(cnew);
+ if (cur->panner.foreground == cur->core.background_pixel)
+ reset_xor_gc(cnew);
+ redisplay = True;
+ }
+ if (cur->panner.shadow_thickness != cnew->panner.shadow_thickness) {
+ move_shadow(cnew);
+ redisplay = True;
+ }
+ if (cur->panner.rubber_band != cnew->panner.rubber_band) {
+ reset_xor_gc(cnew);
+ if (cnew->panner.tmp.doing)
+ redisplay = True;
+ }
+
+ if ((cur->panner.stipple_name != cnew->panner.stipple_name
+ || cur->panner.shadow_color != cnew->panner.shadow_color
+ || cur->core.background_pixel != cnew->core.background_pixel)
+ && XtIsRealized(gnew)) {
+ Pixmap pm = cnew->panner.stipple_name ?
+ BACKGROUND_STIPPLE(cnew) : XtUnspecifiedPixmap;
+
+ if (PIXMAP_OKAY(pm)) {
+ XSetWindowBackgroundPixmap(XtDisplay(cnew), XtWindow(cnew), pm);
+ XFreePixmap(XtDisplay(cnew), pm);
+ }
+ else
+ XSetWindowBackground(XtDisplay(cnew), XtWindow(cnew),
+ cnew->core.background_pixel);
+
+ redisplay = True;
+ }
+
+ if (cnew->panner.resize_to_pref &&
+ (cur->panner.canvas_width != cnew->panner.canvas_width
+ || cur->panner.canvas_height != cnew->panner.canvas_height
+ || cur->panner.resize_to_pref != cnew->panner.resize_to_pref)) {
+ get_default_size(cnew, &cnew->core.width, &cnew->core.height);
+ redisplay = True;
+ }
+ else if (cur->panner.canvas_width != cnew->panner.canvas_width
+ || cur->panner.canvas_height != cnew->panner.canvas_height
+ || cur->panner.internal_border != cnew->panner.internal_border) {
+ rescale(cnew); /* does a scale_knob as well */
+ redisplay = True;
+ }
+ else {
+ Bool loc = cur->panner.slider_x != cnew->panner.slider_x ||
+ cur->panner.slider_y != cnew->panner.slider_y;
+ Bool siz = cur->panner.slider_width != cnew->panner.slider_width ||
+ cur->panner.slider_height != cnew->panner.slider_height;
+ if (loc || siz || (cur->panner.allow_off != cnew->panner.allow_off
+ && cnew->panner.allow_off)) {
+ scale_knob(cnew, loc, siz);
+ redisplay = True;
+ }
+ }
+
+ return (redisplay);
+}
+
+static void
+XawPannerSetValuesAlmost(Widget gold, Widget gnew, XtWidgetGeometry *req,
+ XtWidgetGeometry *reply)
+{
+ if (reply->request_mode == 0) /* got turned down, so cope */
+ XawPannerResize(gnew);
+
+ (*pannerWidgetClass->core_class.superclass->core_class.set_values_almost)
+ (gold, gnew, req, reply);
+}
+
+static XtGeometryResult
+XawPannerQueryGeometry(Widget gw, XtWidgetGeometry *intended,
+ XtWidgetGeometry *pref)
+{
+ PannerWidget pw = (PannerWidget)gw;
+
+ pref->request_mode = (CWWidth | CWHeight);
+ get_default_size(pw, &pref->width, &pref->height);
+
+ if (((intended->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight))
+ && intended->width == pref->width && intended->height == pref->height)
+ return (XtGeometryYes);
+ else if (pref->width == XtWidth(pw) && pref->height == XtHeight(pw))
+ return (XtGeometryNo);
+
+ return (XtGeometryAlmost);
+}
+
+
+/*ARGSUSED*/
+static void
+ActionStart(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ PannerWidget pw = (PannerWidget)gw;
+ int x, y;
+
+ if (!get_event_xy(pw, event, &x, &y)) {
+ XBell(XtDisplay(gw), 0);
+ return;
+ }
+
+ pw->panner.tmp.doing = True;
+ pw->panner.tmp.startx = pw->panner.knob_x;
+ pw->panner.tmp.starty = pw->panner.knob_y;
+ pw->panner.tmp.dx = x - pw->panner.knob_x;
+ pw->panner.tmp.dy = y - pw->panner.knob_y;
+ pw->panner.tmp.x = pw->panner.knob_x;
+ pw->panner.tmp.y = pw->panner.knob_y;
+ if (pw->panner.rubber_band)
+ DRAW_TMP(pw);
+}
+
+/*ARGSUSED*/
+static void
+ActionStop(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ PannerWidget pw = (PannerWidget)gw;
+ int x, y;
+
+ if (get_event_xy(pw, event, &x, &y)) {
+ pw->panner.tmp.x = x - pw->panner.tmp.dx;
+ pw->panner.tmp.y = y - pw->panner.tmp.dy;
+ if (!pw->panner.allow_off)
+ check_knob(pw, False);
+ }
+ if (pw->panner.rubber_band)
+ DRAW_TMP(pw);
+ pw->panner.tmp.doing = False;
+}
+
+static void
+ActionAbort(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ PannerWidget pw = (PannerWidget)gw;
+
+ if (!pw->panner.tmp.doing)
+ return;
+
+ if (pw->panner.rubber_band)
+ UNDRAW_TMP(pw);
+
+ if (!pw->panner.rubber_band) { /* restore old position */
+ pw->panner.tmp.x = pw->panner.tmp.startx;
+ pw->panner.tmp.y = pw->panner.tmp.starty;
+ ActionNotify(gw, event, params, num_params);
+ }
+ pw->panner.tmp.doing = False;
+}
+
+static void
+ActionMove(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ PannerWidget pw = (PannerWidget)gw;
+ int x, y;
+
+ if (!pw->panner.tmp.doing)
+ return;
+
+ if (!get_event_xy(pw, event, &x, &y)) {
+ XBell(XtDisplay(gw), 0); /* should do error message */
+ return;
+ }
+
+ if (pw->panner.rubber_band)
+ UNDRAW_TMP(pw);
+ pw->panner.tmp.x = x - pw->panner.tmp.dx;
+ pw->panner.tmp.y = y - pw->panner.tmp.dy;
+
+ if (!pw->panner.rubber_band)
+ ActionNotify(gw, event, params, num_params);
+ else {
+ if (!pw->panner.allow_off)
+ check_knob(pw, False);
+ DRAW_TMP(pw);
+ }
+}
+
+
+static void
+ActionPage(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ PannerWidget pw = (PannerWidget)gw;
+ Cardinal zero = 0;
+ Bool isin = pw->panner.tmp.doing;
+ int x, y;
+ Bool relx, rely;
+ int pad = pw->panner.internal_border << 1;
+
+ if (*num_params != 2) {
+ XBell(XtDisplay(gw), 0);
+ return;
+ }
+
+ x = parse_page_string(params[0], pw->panner.knob_width,
+ (int)XtWidth(pw) - pad, &relx);
+ y = parse_page_string(params[1], pw->panner.knob_height,
+ (int)XtHeight(pw) - pad, &rely);
+
+ if (relx)
+ x += pw->panner.knob_x;
+ if (rely)
+ y += pw->panner.knob_y;
+
+ if (isin) { /* if in, then use move */
+ XEvent ev;
+
+ ev.xbutton.type = ButtonPress;
+ ev.xbutton.x = x;
+ ev.xbutton.y = y;
+ ActionMove(gw, &ev, NULL, &zero);
+ }
+ else {
+ pw->panner.tmp.doing = True;
+ pw->panner.tmp.x = x;
+ pw->panner.tmp.y = y;
+ ActionNotify(gw, event, NULL, &zero);
+ pw->panner.tmp.doing = False;
+ }
+}
+
+/*ARGSUSED*/
+static void
+ActionNotify(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ PannerWidget pw = (PannerWidget)gw;
+
+ if (!pw->panner.tmp.doing)
+ return;
+
+ if (!pw->panner.allow_off)
+ check_knob(pw, False);
+ pw->panner.knob_x = pw->panner.tmp.x;
+ pw->panner.knob_y = pw->panner.tmp.y;
+ move_shadow(pw);
+
+ pw->panner.slider_x = (Position)((double)pw->panner.knob_x
+ / pw->panner.haspect + 0.5);
+ pw->panner.slider_y = (Position)((double) pw->panner.knob_y
+ / pw->panner.vaspect + 0.5);
+ if (!pw->panner.allow_off) {
+ Position tmp;
+
+ if (pw->panner.slider_x
+ > (tmp = (Position)pw->panner.canvas_width -
+ (Position)pw->panner.slider_width))
+ pw->panner.slider_x = tmp;
+ if (pw->panner.slider_x < 0)
+ pw->panner.slider_x = 0;
+ if (pw->panner.slider_y
+ > (tmp = (Position)pw->panner.canvas_height -
+ (Position)pw->panner.slider_height))
+ pw->panner.slider_y = tmp;
+ if (pw->panner.slider_y < 0)
+ pw->panner.slider_y = 0;
+ }
+
+ if (pw->panner.last_x != pw->panner.knob_x ||
+ pw->panner.last_y != pw->panner.knob_y) {
+ XawPannerReport rep;
+
+ XawPannerRedisplay(gw, NULL, NULL);
+ rep.changed = XawPRSliderX | XawPRSliderY;
+ rep.slider_x = pw->panner.slider_x;
+ rep.slider_y = pw->panner.slider_y;
+ rep.slider_width = pw->panner.slider_width;
+ rep.slider_height = pw->panner.slider_height;
+ rep.canvas_width = pw->panner.canvas_width;
+ rep.canvas_height = pw->panner.canvas_height;
+ XtCallCallbackList(gw, pw->panner.report_callbacks, (XtPointer)&rep);
+ }
+}
+
+/*ARGSUSED*/
+static void
+ActionSet(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ PannerWidget pw = (PannerWidget)gw;
+ Bool rb;
+
+ if (*num_params < 2 ||
+ XmuCompareISOLatin1(params[0], "rubberband") != 0) {
+ XBell(XtDisplay(gw), 0);
+ return;
+ }
+
+ if (XmuCompareISOLatin1(params[1], "on") == 0)
+ rb = True;
+ else if (XmuCompareISOLatin1(params[1], "off") == 0)
+ rb = False;
+ else if (XmuCompareISOLatin1(params[1], "toggle") == 0)
+ rb = !pw->panner.rubber_band;
+ else {
+ XBell(XtDisplay(gw), 0);
+ return;
+ }
+
+ if (rb != pw->panner.rubber_band) {
+ Arg args[1];
+
+ XtSetArg(args[0], XtNrubberBand, rb);
+ XtSetValues(gw, args, 1);
+ }
+}
diff --git a/libXaw/src/Pixmap.c b/libXaw/src/Pixmap.c
index 92880c247..b1718b50f 100644
--- a/libXaw/src/Pixmap.c
+++ b/libXaw/src/Pixmap.c
@@ -1,995 +1,995 @@
-/*
- * Copyright (c) 1998 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of the XFree86 Project shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from the
- * XFree86 Project.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <X11/IntrinsicP.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xfuncs.h>
-#include <X11/extensions/shape.h>
-#ifndef OLDXAW
-#include <X11/xpm.h>
-#endif
-#include "Private.h"
-
-#ifdef __UNIXOS2__
-static char dummy;
-#endif
-
-#ifndef OLDXAW
-
-/*
- * Types
- */
-typedef struct _XawCache {
- long value;
- XtPointer *elems;
- unsigned int num_elems;
-} XawCache;
-
-typedef struct _XawPixmapLoaderInfo {
- XawPixmapLoader loader;
- String type;
- String ext;
-} XawPixmapLoaderInfo;
-
-/*
- * Private Methods
- */
-static Bool BitmapLoader(XawParams*, Screen*, Colormap, int,
- Pixmap*, Pixmap*, Dimension*, Dimension*);
-static Bool GradientLoader(XawParams*, Screen*, Colormap, int,
- Pixmap*, Pixmap*, Dimension*, Dimension*);
-static Bool XPixmapLoader(XawParams*, Screen*, Colormap, int,
- Pixmap*, Pixmap*, Dimension*, Dimension*);
-static XawPixmap *_XawFindPixmap(String, Screen*, Colormap, int);
-static void _XawCachePixmap(XawPixmap*, Screen*, Colormap, int);
-static int _XawFindPixmapLoaderIndex(String, String);
-static int qcmp_long(register _Xconst void*, register _Xconst void *);
-static int bcmp_long(register _Xconst void*, register _Xconst void *);
-static int qcmp_string(register _Xconst void*, register _Xconst void *);
-static int bcmp_string(register _Xconst void*, register _Xconst void *);
-static void GetResourcePixmapPath(Display*);
-
-/*
- * Initialization
- */
-static XawCache xaw_pixmaps;
-static XawCache x_pixmaps; /* for fast reverse search */
-static XawPixmapLoaderInfo **loader_info;
-static Cardinal num_loader_info;
-
-/*
- * Implementation
- */
-Bool
-XawPixmapsInitialize(void)
-{
- static Boolean first_time = True;
-
- if (!first_time)
- return (False);
-
- (void)XawAddPixmapLoader(NULL, NULL, BitmapLoader);
- (void)XawAddPixmapLoader("bitmap", NULL, BitmapLoader);
- (void)XawAddPixmapLoader("gradient", NULL, GradientLoader);
- (void)XawAddPixmapLoader("xpm", "xpm", XPixmapLoader);
-
- return (True);
-}
-
-XawParams *
-XawParseParamsString(String name)
-{
- XawParams *xaw_params;
- char *tok, *str, *type = NULL, *ext = NULL, *params = NULL;
-
- if (!name)
- return (NULL);
-
- xaw_params = (XawParams *)XtMalloc(sizeof(XawParams));
-
- str = XtNewString(name);
-
- /* Find type */
- tok = str;
- while (tok = strchr(tok, ':'), tok)
- {
- if (tok == str || tok[-1] != '\\')
- break;
- memmove(&tok[-1], tok, strlen(tok) + 1);
- }
- if (tok)
- {
- *tok = '\0';
- if (strchr(str, '?'))
- {
- *tok = ':';
- }
- else
- {
- ++tok;
- type = XtNewString(str);
- memmove(str, tok, strlen(tok) + 1);
- }
- }
-
- /* Find params */
- tok = str;
- while (tok = strchr(tok, '?'), tok)
- {
- if (tok == str || tok[-1] != '\\')
- params = tok;
- if (tok != str && tok[-1] == '\\')
- memmove(&tok[-1], tok, strlen(tok) + 1);
- else
- break;
- }
- if (params)
- {
- *params = '\0';
- ++params;
- }
-
- /* Find ext */
- tok = str;
- while (tok = strchr(tok, '.'), tok)
- {
- if (tok == str || tok[-1] != '\\')
- ext = tok;
- if (tok != str && tok[-1] == '\\')
- memmove(&tok[-1], tok, strlen(tok) + 1);
- else
- break;
- }
- if (ext)
- {
- ++ext;
- if (strchr(ext, '/'))
- ext = NULL;
- }
-
- xaw_params->name = XtNewString(str);
- xaw_params->type = type;
- xaw_params->ext = ext ? XtNewString(ext) : ext;
- xaw_params->args = NULL;
- xaw_params->num_args = 0;
-
- /* Parse params */
- if (params)
- {
- char *arg, *val;
- XawArgVal *xaw_arg;
-
- for (tok = strtok(params, "&"); tok; tok = strtok(NULL, "&"))
- {
- val = strchr(tok, '=');
- if (val)
- {
- *val = '\0';
- ++val;
- if (*val != '\0')
- val = XtNewString(val);
- else
- val = NULL;
- }
- arg = XtNewString(tok);
- xaw_arg = (XawArgVal *)XtMalloc(sizeof(XawArgVal));
- xaw_arg->name = arg;
- xaw_arg->value = val;
- if (!xaw_params->num_args)
- {
- xaw_params->num_args = 1;
- xaw_params->args = (XawArgVal **)
- XtMalloc(sizeof(XawArgVal*));
- }
- else
- {
- ++xaw_params->num_args;
- xaw_params->args = (XawArgVal **)
- XtRealloc((char *)xaw_params->args,
- sizeof(XawArgVal*) * xaw_params->num_args);
- }
- xaw_params->args[xaw_params->num_args - 1] = xaw_arg;
- }
- }
-
- if (xaw_params->num_args > 1)
- qsort(xaw_params->args, xaw_params->num_args, sizeof(XtPointer),
- qcmp_string);
-
- XtFree(str);
-
- return (xaw_params);
-}
-
-void
-XawFreeParamsStruct(XawParams *params)
-{
- unsigned int i;
-
- if (!params)
- return;
-
- for (i = 0; i < params->num_args; i++)
- {
- XtFree(params->args[i]->name);
- if (params->args[i]->value)
- XtFree(params->args[i]->value);
- XtFree((char *)params->args[i]);
- }
-
- if (params->args)
- XtFree((char *)params->args);
- XtFree((char *)params);
-}
-
-XawArgVal *
-XawFindArgVal(XawParams *params, String name)
-{
- XawArgVal **arg_val;
-
- if (!params->args)
- return (NULL);
-
- arg_val = (XawArgVal **)bsearch((void *)name, params->args,
- params->num_args, sizeof(XtPointer*),
- bcmp_string);
- if (!arg_val)
- return (NULL);
-
- return (*arg_val);
-}
-
-XawPixmap *
-XawLoadPixmap(String name, Screen *screen, Colormap colormap, int depth)
-{
- int idx;
- Bool success;
- XawPixmap *xaw_pixmap;
- Pixmap pixmap, mask;
- Dimension width, height;
- XawParams *xaw_params;
-
- if (!name)
- return (NULL);
-
- xaw_pixmap = _XawFindPixmap(name, screen, colormap, depth);
-
- if (xaw_pixmap)
- return (xaw_pixmap);
-
- if ((xaw_params = XawParseParamsString(name)) == NULL)
- return (NULL);
-
- idx = _XawFindPixmapLoaderIndex(xaw_params->type, xaw_params->ext);
- if (idx < 0)
- return (NULL);
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "(*) Loading pixmap \"%s\": ", name);
-#endif
-
- success = loader_info[idx]->loader(xaw_params, screen, colormap, depth,
- &pixmap, &mask, &width, &height);
- if (success)
- {
- xaw_pixmap = (XawPixmap *)XtMalloc(sizeof(XawPixmap));
- xaw_pixmap->name = XtNewString(name);
- xaw_pixmap->pixmap = pixmap;
- xaw_pixmap->mask = mask;
- xaw_pixmap->width = width;
- xaw_pixmap->height = height;
- _XawCachePixmap(xaw_pixmap, screen, colormap, depth);
- }
-
- XawFreeParamsStruct(xaw_params);
-
-#ifdef DIAGNOSTIC
- fprintf(stderr, "%s", success ? "success\n" : "failed\n");
-#endif
-
- return (success ? xaw_pixmap : NULL);
-}
-
-Bool
-XawAddPixmapLoader(String type, String ext, XawPixmapLoader loader)
-{
- XawPixmapLoaderInfo *info;
- int i;
-
- if (!loader)
- return (False);
-
- i = _XawFindPixmapLoaderIndex(type, ext);
-
- if (i >= 0)
- {
- loader_info[i]->loader = loader;
- if (loader_info[i]->type)
- XtFree(loader_info[i]->type);
- if (loader_info[i]->ext)
- XtFree(loader_info[i]->ext);
- loader_info[i]->type = type ? XtNewString(type) : NULL;
- loader_info[i]->ext = ext ? XtNewString(ext) : NULL;
- return (True);
- }
-
- if ((info = (XawPixmapLoaderInfo *)XtMalloc(sizeof(XawPixmapLoaderInfo)))
- == NULL)
- return (False);
-
- info->loader = loader;
- info->type = type ? XtNewString(type) : NULL;
- info->ext = ext ? XtNewString(ext) : NULL;
-
- if (!loader_info)
- {
- num_loader_info = 1;
- loader_info = (XawPixmapLoaderInfo**)
- XtMalloc(sizeof(XawPixmapLoaderInfo*));
- }
- else
- {
- ++num_loader_info;
- loader_info = (XawPixmapLoaderInfo**)
- XtRealloc((char *)loader_info,
- sizeof(XawPixmapLoaderInfo) * num_loader_info);
- }
- loader_info[num_loader_info - 1] = info;
-
- return (True);
-}
-
-static int
-_XawFindPixmapLoaderIndex(String type, String ext)
-{
- Cardinal i;
-
- if (!loader_info)
- return (-1);
-
- for (i = 0; i < num_loader_info; i++)
- if ((type && loader_info[i]->type && strcmp(type, loader_info[i]->type) == 0)
- || (ext && loader_info[i]->ext && strcmp(ext, loader_info[i]->ext) == 0))
- return ((int)i);
-
- if (!type)
- return (0); /* try a bitmap */
-
- return (-1);
-}
-
-static int
-qcmp_x_cache(register _Xconst void *left, register _Xconst void *right)
-{
- return ((int)((*(XawPixmap **)left)->pixmap) -
- (int)((*(XawPixmap **)right)->pixmap));
-}
-
-static int
-bcmp_x_cache(register _Xconst void *pixmap, register _Xconst void *xaw)
-{
- return (int)((long)pixmap - (long)((*(XawPixmap **)xaw)->pixmap));
-}
-
-static int
-qcmp_long(register _Xconst void *left, register _Xconst void *right)
-{
- return ((long)((*(XawCache **)left)->value) -
- (long)((*(XawCache **)right)->value));
-}
-
-static int
-qcmp_string(register _Xconst void *left, register _Xconst void *right)
-{
- return (strcmp((String)((*(XawCache **)left)->value),
- (String)((*(XawCache **)right)->value)));
-}
-
-static int
-bcmp_long(register _Xconst void *value, register _Xconst void *cache)
-{
- return ((long)value - (long)((*(XawCache **)cache)->value));
-}
-
-static int
-bcmp_string(register _Xconst void *string,
- register _Xconst void *cache)
-{
- return (strcmp((String)string, (String)((*(XawCache **)cache)->value)));
-}
-
-#define FIND_ALL 0
-#define FIND_SCREEN 1
-#define FIND_COLORMAP 2
-#define FIND_DEPTH 3
-static XawCache *
-_XawFindCache(XawCache *xaw,
- Screen *screen, Colormap colormap, int depth, int flags)
-{
- XawCache **cache;
-
- if (!xaw->num_elems)
- return (NULL);
-
- /* Screen */
- cache = (XawCache **)bsearch(screen, xaw->elems,
- xaw->num_elems, sizeof(XtPointer),
- bcmp_long);
- if (!cache || !(*cache)->num_elems)
- return (NULL);
- if (flags == FIND_SCREEN)
- return (*cache);
-
- /* Colormap */
- cache = (XawCache **)bsearch((void *)colormap, (*cache)->elems,
- (*cache)->num_elems, sizeof(XtPointer),
- bcmp_long);
- if (!cache || !(*cache)->num_elems)
- return (NULL);
- if (flags == FIND_COLORMAP)
- return (*cache);
-
- /* Depth */
- cache = (XawCache **)bsearch((void *)(long)depth, (*cache)->elems,
- (*cache)->num_elems, sizeof(XtPointer),
- bcmp_long);
-
- if (!cache || !(*cache)->num_elems)
- return (NULL);
- return (*cache);
-}
-
-static XawCache *
-_XawGetCache(XawCache *xaw, Screen *screen, Colormap colormap, int depth)
-{
- XawCache *s_cache, *c_cache, *d_cache, *cache, *pcache;
-
- cache = _XawFindCache(xaw, screen, colormap, depth, FIND_ALL);
-
- if (!cache)
- {
- s_cache = _XawFindCache(xaw,
- screen, colormap, depth, FIND_SCREEN);
- if (!s_cache)
- {
- pcache = (XawCache *)XtMalloc(sizeof(XawCache));
- if (!xaw->num_elems)
- {
- xaw->num_elems = 1;
- xaw->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
- }
- else
- {
- ++xaw->num_elems;
- xaw->elems = (XtPointer*)
- XtRealloc((char *)xaw->elems,
- sizeof(XtPointer) * xaw->num_elems);
- }
- pcache->value = (long)screen;
- pcache->elems = NULL;
- pcache->num_elems = 0;
- xaw->elems[xaw->num_elems - 1] = (XtPointer)pcache;
- s_cache = (XawCache *)xaw->elems[xaw->num_elems - 1];
- if (xaw->num_elems > 1)
- qsort(xaw->elems, xaw->num_elems, sizeof(XtPointer), qcmp_long);
- }
-
- c_cache = _XawFindCache(xaw,
- screen, colormap, depth, FIND_COLORMAP);
- if (!c_cache)
- {
- pcache = (XawCache *)XtMalloc(sizeof(XawCache));
- if (!s_cache->num_elems)
- {
- s_cache->num_elems = 1;
- s_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
- }
- else
- {
- ++s_cache->num_elems;
- s_cache->elems = (XtPointer*)
- XtRealloc((char *)s_cache->elems,
- sizeof(XtPointer) * s_cache->num_elems);
- }
- pcache->value = (long)colormap;
- pcache->elems = NULL;
- pcache->num_elems = 0;
- s_cache->elems[s_cache->num_elems - 1] = (XtPointer)pcache;
- c_cache = (XawCache *)s_cache->elems[s_cache->num_elems - 1];
- if (s_cache->num_elems > 1)
- qsort(s_cache->elems, s_cache->num_elems,
- sizeof(XtPointer), qcmp_long);
- }
-
- d_cache = _XawFindCache(xaw,
- screen, colormap, depth, FIND_DEPTH);
- if (!d_cache)
- {
- pcache = (XawCache *)XtMalloc(sizeof(XawCache));
- if (!c_cache->num_elems)
- {
- c_cache->num_elems = 1;
- c_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
- }
- else
- {
- ++c_cache->num_elems;
- c_cache->elems = (XtPointer*)
- XtRealloc((char *)c_cache->elems,
- sizeof(XtPointer) * c_cache->num_elems);
- }
- pcache->value = (long)depth;
- pcache->elems = NULL;
- pcache->num_elems = 0;
- c_cache->elems[c_cache->num_elems - 1] = (XtPointer)pcache;
- d_cache = (XawCache *)c_cache->elems[c_cache->num_elems - 1];
- if (c_cache->num_elems > 1)
- qsort(c_cache->elems, c_cache->num_elems,
- sizeof(XtPointer), qcmp_long);
- }
-
- cache = d_cache;
- }
-
- return (cache);
-}
-
-static XawPixmap *
-_XawFindPixmap(String name, Screen *screen, Colormap colormap, int depth)
-{
- XawCache *cache;
- XawPixmap **pixmap;
-
- cache = _XawFindCache(&xaw_pixmaps, screen, colormap, depth, FIND_ALL);
-
- if (!cache)
- return (NULL);
-
- /* Name */
- pixmap = (XawPixmap **)bsearch((void *)name, cache->elems,
- cache->num_elems, sizeof(XtPointer),
- bcmp_string);
- if (!pixmap)
- return (NULL);
-
- return (*pixmap);
-}
-
-XawPixmap *
-XawPixmapFromXPixmap(Pixmap pixmap,
- Screen *screen, Colormap colormap, int depth)
-{
- XawCache *cache;
- XawPixmap **x_pixmap;
-
- cache = _XawFindCache(&x_pixmaps, screen, colormap, depth, FIND_ALL);
-
- if (!cache)
- return (NULL);
-
- /* Pixmap */
- x_pixmap = (XawPixmap **)bsearch((void *)pixmap, cache->elems,
- cache->num_elems, sizeof(XtPointer),
- bcmp_x_cache);
- if (!x_pixmap)
- return (NULL);
-
- return (*x_pixmap);
-}
-
-static void
-_XawCachePixmap(XawPixmap *pixmap,
- Screen *screen, Colormap colormap, int depth)
-{
- XawCache *xaw_cache, *x_cache;
-
- xaw_cache = _XawGetCache(&xaw_pixmaps, screen, colormap, depth);
- x_cache = _XawGetCache(&x_pixmaps, screen, colormap, depth);
-
- if (!xaw_cache->num_elems)
- {
- xaw_cache->num_elems = 1;
- xaw_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
- }
- else
- {
- ++xaw_cache->num_elems;
- xaw_cache->elems = (XtPointer*)XtRealloc((char *)xaw_cache->elems,
- sizeof(XtPointer) *
- xaw_cache->num_elems);
- }
-
- xaw_cache->elems[xaw_cache->num_elems - 1] = (XtPointer)pixmap;
- if (xaw_cache->num_elems > 1)
- qsort(xaw_cache->elems, xaw_cache->num_elems,
- sizeof(XtPointer), qcmp_string);
-
-
- if (!x_cache->num_elems)
- {
- x_cache->num_elems = 1;
- x_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
- }
- else
- {
- ++x_cache->num_elems;
- x_cache->elems = (XtPointer*)XtRealloc((char *)x_cache->elems,
- sizeof(XtPointer) *
- x_cache->num_elems);
- }
-
- x_cache->elems[x_cache->num_elems - 1] = (XtPointer)pixmap;
- if (x_cache->num_elems > 1)
- qsort(x_cache->elems, x_cache->num_elems, sizeof(XtPointer), qcmp_x_cache);
-}
-
-#ifndef PROJECT_ROOT
-#define PROJECT_ROOT "/usr/X11R6"
-#endif
-
-static char *pixmap_path = NULL;
-
-static void
-GetResourcePixmapPath(Display *display)
-{
- XrmName xrm_name[2];
- XrmClass xrm_class[2];
- XrmRepresentation rep_type;
- XrmValue value;
- static char *default_path =
- "%H/%T/%N:%P/include/X11/%T/%N:/usr/X11R6/include/X11/%T/%N:/usr/include/X11/%T/%N:%N";
-
- xrm_name[0] = XrmPermStringToQuark("pixmapFilePath");
- xrm_name[1] = NULLQUARK;
- xrm_class[0] = XrmPermStringToQuark("PixmapFilePath");
- xrm_class[1] = NULLQUARK;
- if (!XrmGetDatabase(display))
- (void) XGetDefault(display, "", "");
- if (XrmQGetResource(XrmGetDatabase(display), xrm_name, xrm_class,
- &rep_type, &value) &&
- rep_type == XrmPermStringToQuark("String")) {
- int length = 0;
- char *tok, *buffer = XtNewString(value.addr);
-
- for (tok = strtok(buffer, ":"); tok; tok = strtok(NULL, ":")) {
- int toklen = strlen(tok);
-
- if (toklen) {
- pixmap_path = XtRealloc(pixmap_path, length + toklen + 5);
- strcpy(pixmap_path + length, tok);
- if (length)
- pixmap_path[length++] = ':';
- sprintf(pixmap_path + length, "%s/%%N", tok);
- length += strlen(tok) + 3;
- }
- }
- pixmap_path = XtRealloc(pixmap_path, length + strlen(default_path) + 2);
- if (length)
- pixmap_path[length++] = ':';
- strcpy(pixmap_path + length, default_path);
- }
- else
- pixmap_path = default_path;
-}
-
-static Bool
-BitmapLoader(XawParams *params, Screen *screen, Colormap colormap, int depth,
- Pixmap *pixmap_return, Pixmap *mask_return,
- Dimension *width_return, Dimension *height_return)
-{
- Pixel fg, bg;
- XColor color, exact;
- Pixmap pixmap;
- unsigned int width, height;
- unsigned char *data = NULL;
- int hotX, hotY;
- XawArgVal *argval;
- Bool retval = False;
- static SubstitutionRec sub[] = {
- {'H', NULL},
- {'N', NULL},
- {'T', "bitmaps"},
- {'P', PROJECT_ROOT},
- };
- char *filename;
-
- fg = BlackPixelOfScreen(screen);
- bg = WhitePixelOfScreen(screen);
-
- if ((argval = XawFindArgVal(params, "foreground")) != NULL
- && argval->value)
- {
- if (XAllocNamedColor(DisplayOfScreen(screen), colormap, argval->value,
- &color, &exact))
- fg = color.pixel;
- else
- return (False);
- }
- if ((argval = XawFindArgVal(params, "background")) != NULL
- && argval->value)
- {
- if (XAllocNamedColor(DisplayOfScreen(screen), colormap, argval->value,
- &color, &exact))
- bg = color.pixel;
- else
- return (False);
- }
-
- if (params->name[0] != '/' && params->name[0] != '.')
- {
- if (!sub[0].substitution)
- #ifdef _MSC_VER
- sub[0].substitution = ".";
- #else
- sub[0].substitution = getenv("HOME");
- #endif
- sub[1].substitution = params->name;
- if (pixmap_path == NULL)
- GetResourcePixmapPath(DisplayOfScreen(screen));
- filename = XtFindFile(pixmap_path, sub, XtNumber(sub), NULL);
- if (!filename)
- return (FALSE);
- }
- else
- filename = params->name;
-
- if (XReadBitmapFileData(filename, &width, &height, &data,
- &hotX, &hotY) == BitmapSuccess)
- {
- pixmap = XCreatePixmapFromBitmapData(DisplayOfScreen(screen),
- RootWindowOfScreen(screen),
- (char *)data,
- width, height, fg, bg, depth);
- if (data)
- XFree(data);
- *pixmap_return = pixmap;
- *mask_return = None;
- *width_return = width;
- *height_return = height;
-
- retval = True;
- }
-
- if (filename != params->name)
- XtFree(filename);
-
- return (retval);
-}
-
-#define VERTICAL 1
-#define HORIZONTAL 2
-static Bool
-GradientLoader(XawParams *params, Screen *screen, Colormap colormap, int depth,
- Pixmap *pixmap_return, Pixmap *mask_return,
- Dimension *width_return, Dimension *height_return)
-{
- double ired, igreen, iblue, red, green, blue;
- XColor start, end, color;
- XGCValues values;
- GC gc;
- double i, inc, x, y, xend, yend;
- Pixmap pixmap;
- XawArgVal *argval;
- int orientation, dimension, steps;
- char *value;
-
- if (XmuCompareISOLatin1(params->name, "vertical") == 0)
- orientation = VERTICAL;
- else if (XmuCompareISOLatin1(params->name, "horizontal") == 0)
- orientation = HORIZONTAL;
- else
- return (False);
-
- if ((argval = XawFindArgVal(params, "dimension")) != NULL
- && argval->value)
- {
- dimension = atoi(argval->value);
- if (dimension <= 0)
- return (False);
- }
- else
- dimension = 50;
-
- if ((argval = XawFindArgVal(params, "steps")) != NULL
- && argval->value)
- {
- steps = atoi(argval->value);
- if (steps <= 0)
- return (False);
- }
- else
- steps = dimension;
-
- steps = XawMin(steps, dimension);
-
- value = NULL;
- if ((argval = XawFindArgVal(params, "start")) != NULL)
- value = argval->value;
- if (value && !XAllocNamedColor(DisplayOfScreen(screen), colormap, value,
- &start, &color))
- return (False);
- else if (!value)
- {
- start.pixel = WhitePixelOfScreen(screen);
- XQueryColor(DisplayOfScreen(screen), colormap, &start);
- }
- value = NULL;
- if ((argval = XawFindArgVal(params, "end")) != NULL)
- value = argval->value;
- if (value && !XAllocNamedColor(DisplayOfScreen(screen), colormap, value,
- &end, &color))
- return (False);
- else if (!value)
- {
- end.pixel = BlackPixelOfScreen(screen);
- XQueryColor(DisplayOfScreen(screen), colormap, &end);
- }
-
- if ((pixmap = XCreatePixmap(DisplayOfScreen(screen),
- RootWindowOfScreen(screen),
- orientation == VERTICAL ? 1 : dimension,
- orientation == VERTICAL ? dimension : 1, depth))
- == 0)
- return (False);
-
- ired = (double)(end.red - start.red) / (double)steps;
- igreen = (double)(end.green - start.green) / (double)steps;
- iblue = (double)(end.blue - start.blue) / (double)steps;
-
- red = color.red = start.red;
- green = color.green = start.green;
- blue = color.blue = start.blue;
-
- inc = (double)dimension / (double)steps;
-
- gc = XCreateGC(DisplayOfScreen(screen), pixmap, 0, &values);
-
- x = y = 0.0;
- if (orientation == VERTICAL)
- {
- xend = 1;
- yend = 0;
- }
- else
- {
- xend = 0;
- yend = 1;
- }
-
- color.flags = DoRed | DoGreen | DoBlue;
-
- XSetForeground(DisplayOfScreen(screen), gc, start.pixel);
- for (i = 0.0; i < dimension; i += inc)
- {
- if ((int)color.red != (int)red || (int)color.green != (int)green
- || (int)color.blue != (int)blue)
- {
- XFillRectangle(DisplayOfScreen(screen), pixmap, gc, (int)x, (int)y,
- (unsigned int)xend, (unsigned int)yend);
- color.red = (unsigned short)red;
- color.green = (unsigned short)green;
- color.blue = (unsigned short)blue;
- if (!XAllocColor(DisplayOfScreen(screen), colormap, &color))
- {
- XFreePixmap(DisplayOfScreen(screen), pixmap);
- return (False);
- }
- XSetForeground(DisplayOfScreen(screen), gc, color.pixel);
- if (orientation == VERTICAL)
- y = yend;
- else
- x = xend;
- }
- red += ired;
- green += igreen;
- blue += iblue;
- if (orientation == VERTICAL)
- yend += inc;
- else
- xend += inc;
- }
- XFillRectangle(DisplayOfScreen(screen), pixmap, gc, (int)x, (int)y,
- (unsigned int)xend, (unsigned int)yend);
-
- *pixmap_return = pixmap;
- *mask_return = None;
- *width_return = orientation == VERTICAL ? 1 : dimension;
- *height_return = orientation == VERTICAL ? dimension : 1;
-
- XFreeGC(DisplayOfScreen(screen), gc);
-
- return (True);
-}
-
-static Bool
-XPixmapLoader(XawParams *params, Screen *screen, Colormap colormap, int depth,
- Pixmap *pixmap_return, Pixmap *mask_return,
- Dimension *width_return, Dimension *height_return)
-{
- XpmAttributes xpm_attributes;
- XawArgVal *argval;
- unsigned int closeness = 4000;
- static SubstitutionRec sub[] = {
- {'H', NULL},
- {'N', NULL},
- {'T', "pixmaps"},
- {'P', PROJECT_ROOT},
- };
- char *filename;
-
- if ((argval = XawFindArgVal(params, "closeness")) != NULL
- && argval->value)
- closeness = atoi(argval->value);
-
- if (params->name[0] != '/' && params->name[0] != '.')
- {
- if (!sub[0].substitution)
- sub[0].substitution = getenv("HOME");
- sub[1].substitution = params->name;
- if (pixmap_path == NULL)
- GetResourcePixmapPath(DisplayOfScreen(screen));
- filename = XtFindFile(pixmap_path, sub, XtNumber(sub), NULL);
- if (!filename)
- return (False);
- }
- else
- filename = params->name;
-
- xpm_attributes.colormap = colormap;
- xpm_attributes.closeness = closeness;
- xpm_attributes.valuemask = XpmSize | XpmColormap | XpmCloseness;
- if (XpmReadFileToPixmap(DisplayOfScreen(screen),
- RootWindowOfScreen(screen), filename, pixmap_return,
- mask_return, &xpm_attributes) == XpmSuccess)
- {
- *width_return = xpm_attributes.width;
- *height_return = xpm_attributes.height;
-
- return (True);
- }
-
- return (False);
-}
-
-void
-XawReshapeWidget(Widget w, XawPixmap *pixmap)
-{
- if (!pixmap || pixmap->mask == None)
- XShapeCombineMask(XtDisplay(w), XtWindow(w), ShapeBounding, 0, 0,
- None, ShapeSet);
- else
- XShapeCombineMask(XtDisplay(w), XtWindow(w), ShapeBounding, 0, 0,
- pixmap->mask, ShapeSet);
-}
-
-#endif /* OLDXAW */
+/*
+ * Copyright (c) 1998 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <X11/IntrinsicP.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xfuncs.h>
+#include <X11/extensions/shape.h>
+#ifndef OLDXAW
+#include <X11/xpm.h>
+#endif
+#include "Private.h"
+
+#ifdef __UNIXOS2__
+static char dummy;
+#endif
+
+#ifndef OLDXAW
+
+/*
+ * Types
+ */
+typedef struct _XawCache {
+ long value;
+ XtPointer *elems;
+ unsigned int num_elems;
+} XawCache;
+
+typedef struct _XawPixmapLoaderInfo {
+ XawPixmapLoader loader;
+ String type;
+ String ext;
+} XawPixmapLoaderInfo;
+
+/*
+ * Private Methods
+ */
+static Bool BitmapLoader(XawParams*, Screen*, Colormap, int,
+ Pixmap*, Pixmap*, Dimension*, Dimension*);
+static Bool GradientLoader(XawParams*, Screen*, Colormap, int,
+ Pixmap*, Pixmap*, Dimension*, Dimension*);
+static Bool XPixmapLoader(XawParams*, Screen*, Colormap, int,
+ Pixmap*, Pixmap*, Dimension*, Dimension*);
+static XawPixmap *_XawFindPixmap(String, Screen*, Colormap, int);
+static void _XawCachePixmap(XawPixmap*, Screen*, Colormap, int);
+static int _XawFindPixmapLoaderIndex(String, String);
+static int qcmp_long(register _Xconst void*, register _Xconst void *);
+static int bcmp_long(register _Xconst void*, register _Xconst void *);
+static int qcmp_string(register _Xconst void*, register _Xconst void *);
+static int bcmp_string(register _Xconst void*, register _Xconst void *);
+static void GetResourcePixmapPath(Display*);
+
+/*
+ * Initialization
+ */
+static XawCache xaw_pixmaps;
+static XawCache x_pixmaps; /* for fast reverse search */
+static XawPixmapLoaderInfo **loader_info;
+static Cardinal num_loader_info;
+
+/*
+ * Implementation
+ */
+Bool
+XawPixmapsInitialize(void)
+{
+ static Boolean first_time = True;
+
+ if (!first_time)
+ return (False);
+
+ (void)XawAddPixmapLoader(NULL, NULL, BitmapLoader);
+ (void)XawAddPixmapLoader("bitmap", NULL, BitmapLoader);
+ (void)XawAddPixmapLoader("gradient", NULL, GradientLoader);
+ (void)XawAddPixmapLoader("xpm", "xpm", XPixmapLoader);
+
+ return (True);
+}
+
+XawParams *
+XawParseParamsString(String name)
+{
+ XawParams *xaw_params;
+ char *tok, *str, *type = NULL, *ext = NULL, *params = NULL;
+
+ if (!name)
+ return (NULL);
+
+ xaw_params = (XawParams *)XtMalloc(sizeof(XawParams));
+
+ str = XtNewString(name);
+
+ /* Find type */
+ tok = str;
+ while (tok = strchr(tok, ':'), tok)
+ {
+ if (tok == str || tok[-1] != '\\')
+ break;
+ memmove(&tok[-1], tok, strlen(tok) + 1);
+ }
+ if (tok)
+ {
+ *tok = '\0';
+ if (strchr(str, '?'))
+ {
+ *tok = ':';
+ }
+ else
+ {
+ ++tok;
+ type = XtNewString(str);
+ memmove(str, tok, strlen(tok) + 1);
+ }
+ }
+
+ /* Find params */
+ tok = str;
+ while (tok = strchr(tok, '?'), tok)
+ {
+ if (tok == str || tok[-1] != '\\')
+ params = tok;
+ if (tok != str && tok[-1] == '\\')
+ memmove(&tok[-1], tok, strlen(tok) + 1);
+ else
+ break;
+ }
+ if (params)
+ {
+ *params = '\0';
+ ++params;
+ }
+
+ /* Find ext */
+ tok = str;
+ while (tok = strchr(tok, '.'), tok)
+ {
+ if (tok == str || tok[-1] != '\\')
+ ext = tok;
+ if (tok != str && tok[-1] == '\\')
+ memmove(&tok[-1], tok, strlen(tok) + 1);
+ else
+ break;
+ }
+ if (ext)
+ {
+ ++ext;
+ if (strchr(ext, '/'))
+ ext = NULL;
+ }
+
+ xaw_params->name = XtNewString(str);
+ xaw_params->type = type;
+ xaw_params->ext = ext ? XtNewString(ext) : ext;
+ xaw_params->args = NULL;
+ xaw_params->num_args = 0;
+
+ /* Parse params */
+ if (params)
+ {
+ char *arg, *val;
+ XawArgVal *xaw_arg;
+
+ for (tok = strtok(params, "&"); tok; tok = strtok(NULL, "&"))
+ {
+ val = strchr(tok, '=');
+ if (val)
+ {
+ *val = '\0';
+ ++val;
+ if (*val != '\0')
+ val = XtNewString(val);
+ else
+ val = NULL;
+ }
+ arg = XtNewString(tok);
+ xaw_arg = (XawArgVal *)XtMalloc(sizeof(XawArgVal));
+ xaw_arg->name = arg;
+ xaw_arg->value = val;
+ if (!xaw_params->num_args)
+ {
+ xaw_params->num_args = 1;
+ xaw_params->args = (XawArgVal **)
+ XtMalloc(sizeof(XawArgVal*));
+ }
+ else
+ {
+ ++xaw_params->num_args;
+ xaw_params->args = (XawArgVal **)
+ XtRealloc((char *)xaw_params->args,
+ sizeof(XawArgVal*) * xaw_params->num_args);
+ }
+ xaw_params->args[xaw_params->num_args - 1] = xaw_arg;
+ }
+ }
+
+ if (xaw_params->num_args > 1)
+ qsort(xaw_params->args, xaw_params->num_args, sizeof(XtPointer),
+ qcmp_string);
+
+ XtFree(str);
+
+ return (xaw_params);
+}
+
+void
+XawFreeParamsStruct(XawParams *params)
+{
+ unsigned int i;
+
+ if (!params)
+ return;
+
+ for (i = 0; i < params->num_args; i++)
+ {
+ XtFree(params->args[i]->name);
+ if (params->args[i]->value)
+ XtFree(params->args[i]->value);
+ XtFree((char *)params->args[i]);
+ }
+
+ if (params->args)
+ XtFree((char *)params->args);
+ XtFree((char *)params);
+}
+
+XawArgVal *
+XawFindArgVal(XawParams *params, String name)
+{
+ XawArgVal **arg_val;
+
+ if (!params->args)
+ return (NULL);
+
+ arg_val = (XawArgVal **)bsearch((void *)name, params->args,
+ params->num_args, sizeof(XtPointer*),
+ bcmp_string);
+ if (!arg_val)
+ return (NULL);
+
+ return (*arg_val);
+}
+
+XawPixmap *
+XawLoadPixmap(String name, Screen *screen, Colormap colormap, int depth)
+{
+ int idx;
+ Bool success;
+ XawPixmap *xaw_pixmap;
+ Pixmap pixmap, mask;
+ Dimension width, height;
+ XawParams *xaw_params;
+
+ if (!name)
+ return (NULL);
+
+ xaw_pixmap = _XawFindPixmap(name, screen, colormap, depth);
+
+ if (xaw_pixmap)
+ return (xaw_pixmap);
+
+ if ((xaw_params = XawParseParamsString(name)) == NULL)
+ return (NULL);
+
+ idx = _XawFindPixmapLoaderIndex(xaw_params->type, xaw_params->ext);
+ if (idx < 0)
+ return (NULL);
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "(*) Loading pixmap \"%s\": ", name);
+#endif
+
+ success = loader_info[idx]->loader(xaw_params, screen, colormap, depth,
+ &pixmap, &mask, &width, &height);
+ if (success)
+ {
+ xaw_pixmap = (XawPixmap *)XtMalloc(sizeof(XawPixmap));
+ xaw_pixmap->name = XtNewString(name);
+ xaw_pixmap->pixmap = pixmap;
+ xaw_pixmap->mask = mask;
+ xaw_pixmap->width = width;
+ xaw_pixmap->height = height;
+ _XawCachePixmap(xaw_pixmap, screen, colormap, depth);
+ }
+
+ XawFreeParamsStruct(xaw_params);
+
+#ifdef DIAGNOSTIC
+ fprintf(stderr, "%s", success ? "success\n" : "failed\n");
+#endif
+
+ return (success ? xaw_pixmap : NULL);
+}
+
+Bool
+XawAddPixmapLoader(String type, String ext, XawPixmapLoader loader)
+{
+ XawPixmapLoaderInfo *info;
+ int i;
+
+ if (!loader)
+ return (False);
+
+ i = _XawFindPixmapLoaderIndex(type, ext);
+
+ if (i >= 0)
+ {
+ loader_info[i]->loader = loader;
+ if (loader_info[i]->type)
+ XtFree(loader_info[i]->type);
+ if (loader_info[i]->ext)
+ XtFree(loader_info[i]->ext);
+ loader_info[i]->type = type ? XtNewString(type) : NULL;
+ loader_info[i]->ext = ext ? XtNewString(ext) : NULL;
+ return (True);
+ }
+
+ if ((info = (XawPixmapLoaderInfo *)XtMalloc(sizeof(XawPixmapLoaderInfo)))
+ == NULL)
+ return (False);
+
+ info->loader = loader;
+ info->type = type ? XtNewString(type) : NULL;
+ info->ext = ext ? XtNewString(ext) : NULL;
+
+ if (!loader_info)
+ {
+ num_loader_info = 1;
+ loader_info = (XawPixmapLoaderInfo**)
+ XtMalloc(sizeof(XawPixmapLoaderInfo*));
+ }
+ else
+ {
+ ++num_loader_info;
+ loader_info = (XawPixmapLoaderInfo**)
+ XtRealloc((char *)loader_info,
+ sizeof(XawPixmapLoaderInfo) * num_loader_info);
+ }
+ loader_info[num_loader_info - 1] = info;
+
+ return (True);
+}
+
+static int
+_XawFindPixmapLoaderIndex(String type, String ext)
+{
+ Cardinal i;
+
+ if (!loader_info)
+ return (-1);
+
+ for (i = 0; i < num_loader_info; i++)
+ if ((type && loader_info[i]->type && strcmp(type, loader_info[i]->type) == 0)
+ || (ext && loader_info[i]->ext && strcmp(ext, loader_info[i]->ext) == 0))
+ return ((int)i);
+
+ if (!type)
+ return (0); /* try a bitmap */
+
+ return (-1);
+}
+
+static int
+qcmp_x_cache(register _Xconst void *left, register _Xconst void *right)
+{
+ return ((int)((*(XawPixmap **)left)->pixmap) -
+ (int)((*(XawPixmap **)right)->pixmap));
+}
+
+static int
+bcmp_x_cache(register _Xconst void *pixmap, register _Xconst void *xaw)
+{
+ return (int)((long)pixmap - (long)((*(XawPixmap **)xaw)->pixmap));
+}
+
+static int
+qcmp_long(register _Xconst void *left, register _Xconst void *right)
+{
+ return ((long)((*(XawCache **)left)->value) -
+ (long)((*(XawCache **)right)->value));
+}
+
+static int
+qcmp_string(register _Xconst void *left, register _Xconst void *right)
+{
+ return (strcmp((String)((*(XawCache **)left)->value),
+ (String)((*(XawCache **)right)->value)));
+}
+
+static int
+bcmp_long(register _Xconst void *value, register _Xconst void *cache)
+{
+ return ((long)value - (long)((*(XawCache **)cache)->value));
+}
+
+static int
+bcmp_string(register _Xconst void *string,
+ register _Xconst void *cache)
+{
+ return (strcmp((String)string, (String)((*(XawCache **)cache)->value)));
+}
+
+#define FIND_ALL 0
+#define FIND_SCREEN 1
+#define FIND_COLORMAP 2
+#define FIND_DEPTH 3
+static XawCache *
+_XawFindCache(XawCache *xaw,
+ Screen *screen, Colormap colormap, int depth, int flags)
+{
+ XawCache **cache;
+
+ if (!xaw->num_elems)
+ return (NULL);
+
+ /* Screen */
+ cache = (XawCache **)bsearch(screen, xaw->elems,
+ xaw->num_elems, sizeof(XtPointer),
+ bcmp_long);
+ if (!cache || !(*cache)->num_elems)
+ return (NULL);
+ if (flags == FIND_SCREEN)
+ return (*cache);
+
+ /* Colormap */
+ cache = (XawCache **)bsearch((void *)colormap, (*cache)->elems,
+ (*cache)->num_elems, sizeof(XtPointer),
+ bcmp_long);
+ if (!cache || !(*cache)->num_elems)
+ return (NULL);
+ if (flags == FIND_COLORMAP)
+ return (*cache);
+
+ /* Depth */
+ cache = (XawCache **)bsearch((void *)(long)depth, (*cache)->elems,
+ (*cache)->num_elems, sizeof(XtPointer),
+ bcmp_long);
+
+ if (!cache || !(*cache)->num_elems)
+ return (NULL);
+ return (*cache);
+}
+
+static XawCache *
+_XawGetCache(XawCache *xaw, Screen *screen, Colormap colormap, int depth)
+{
+ XawCache *s_cache, *c_cache, *d_cache, *cache, *pcache;
+
+ cache = _XawFindCache(xaw, screen, colormap, depth, FIND_ALL);
+
+ if (!cache)
+ {
+ s_cache = _XawFindCache(xaw,
+ screen, colormap, depth, FIND_SCREEN);
+ if (!s_cache)
+ {
+ pcache = (XawCache *)XtMalloc(sizeof(XawCache));
+ if (!xaw->num_elems)
+ {
+ xaw->num_elems = 1;
+ xaw->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
+ }
+ else
+ {
+ ++xaw->num_elems;
+ xaw->elems = (XtPointer*)
+ XtRealloc((char *)xaw->elems,
+ sizeof(XtPointer) * xaw->num_elems);
+ }
+ pcache->value = (long)screen;
+ pcache->elems = NULL;
+ pcache->num_elems = 0;
+ xaw->elems[xaw->num_elems - 1] = (XtPointer)pcache;
+ s_cache = (XawCache *)xaw->elems[xaw->num_elems - 1];
+ if (xaw->num_elems > 1)
+ qsort(xaw->elems, xaw->num_elems, sizeof(XtPointer), qcmp_long);
+ }
+
+ c_cache = _XawFindCache(xaw,
+ screen, colormap, depth, FIND_COLORMAP);
+ if (!c_cache)
+ {
+ pcache = (XawCache *)XtMalloc(sizeof(XawCache));
+ if (!s_cache->num_elems)
+ {
+ s_cache->num_elems = 1;
+ s_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
+ }
+ else
+ {
+ ++s_cache->num_elems;
+ s_cache->elems = (XtPointer*)
+ XtRealloc((char *)s_cache->elems,
+ sizeof(XtPointer) * s_cache->num_elems);
+ }
+ pcache->value = (long)colormap;
+ pcache->elems = NULL;
+ pcache->num_elems = 0;
+ s_cache->elems[s_cache->num_elems - 1] = (XtPointer)pcache;
+ c_cache = (XawCache *)s_cache->elems[s_cache->num_elems - 1];
+ if (s_cache->num_elems > 1)
+ qsort(s_cache->elems, s_cache->num_elems,
+ sizeof(XtPointer), qcmp_long);
+ }
+
+ d_cache = _XawFindCache(xaw,
+ screen, colormap, depth, FIND_DEPTH);
+ if (!d_cache)
+ {
+ pcache = (XawCache *)XtMalloc(sizeof(XawCache));
+ if (!c_cache->num_elems)
+ {
+ c_cache->num_elems = 1;
+ c_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
+ }
+ else
+ {
+ ++c_cache->num_elems;
+ c_cache->elems = (XtPointer*)
+ XtRealloc((char *)c_cache->elems,
+ sizeof(XtPointer) * c_cache->num_elems);
+ }
+ pcache->value = (long)depth;
+ pcache->elems = NULL;
+ pcache->num_elems = 0;
+ c_cache->elems[c_cache->num_elems - 1] = (XtPointer)pcache;
+ d_cache = (XawCache *)c_cache->elems[c_cache->num_elems - 1];
+ if (c_cache->num_elems > 1)
+ qsort(c_cache->elems, c_cache->num_elems,
+ sizeof(XtPointer), qcmp_long);
+ }
+
+ cache = d_cache;
+ }
+
+ return (cache);
+}
+
+static XawPixmap *
+_XawFindPixmap(String name, Screen *screen, Colormap colormap, int depth)
+{
+ XawCache *cache;
+ XawPixmap **pixmap;
+
+ cache = _XawFindCache(&xaw_pixmaps, screen, colormap, depth, FIND_ALL);
+
+ if (!cache)
+ return (NULL);
+
+ /* Name */
+ pixmap = (XawPixmap **)bsearch((void *)name, cache->elems,
+ cache->num_elems, sizeof(XtPointer),
+ bcmp_string);
+ if (!pixmap)
+ return (NULL);
+
+ return (*pixmap);
+}
+
+XawPixmap *
+XawPixmapFromXPixmap(Pixmap pixmap,
+ Screen *screen, Colormap colormap, int depth)
+{
+ XawCache *cache;
+ XawPixmap **x_pixmap;
+
+ cache = _XawFindCache(&x_pixmaps, screen, colormap, depth, FIND_ALL);
+
+ if (!cache)
+ return (NULL);
+
+ /* Pixmap */
+ x_pixmap = (XawPixmap **)bsearch((void *)pixmap, cache->elems,
+ cache->num_elems, sizeof(XtPointer),
+ bcmp_x_cache);
+ if (!x_pixmap)
+ return (NULL);
+
+ return (*x_pixmap);
+}
+
+static void
+_XawCachePixmap(XawPixmap *pixmap,
+ Screen *screen, Colormap colormap, int depth)
+{
+ XawCache *xaw_cache, *x_cache;
+
+ xaw_cache = _XawGetCache(&xaw_pixmaps, screen, colormap, depth);
+ x_cache = _XawGetCache(&x_pixmaps, screen, colormap, depth);
+
+ if (!xaw_cache->num_elems)
+ {
+ xaw_cache->num_elems = 1;
+ xaw_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
+ }
+ else
+ {
+ ++xaw_cache->num_elems;
+ xaw_cache->elems = (XtPointer*)XtRealloc((char *)xaw_cache->elems,
+ sizeof(XtPointer) *
+ xaw_cache->num_elems);
+ }
+
+ xaw_cache->elems[xaw_cache->num_elems - 1] = (XtPointer)pixmap;
+ if (xaw_cache->num_elems > 1)
+ qsort(xaw_cache->elems, xaw_cache->num_elems,
+ sizeof(XtPointer), qcmp_string);
+
+
+ if (!x_cache->num_elems)
+ {
+ x_cache->num_elems = 1;
+ x_cache->elems = (XtPointer*)XtMalloc(sizeof(XtPointer));
+ }
+ else
+ {
+ ++x_cache->num_elems;
+ x_cache->elems = (XtPointer*)XtRealloc((char *)x_cache->elems,
+ sizeof(XtPointer) *
+ x_cache->num_elems);
+ }
+
+ x_cache->elems[x_cache->num_elems - 1] = (XtPointer)pixmap;
+ if (x_cache->num_elems > 1)
+ qsort(x_cache->elems, x_cache->num_elems, sizeof(XtPointer), qcmp_x_cache);
+}
+
+#ifndef PROJECT_ROOT
+#define PROJECT_ROOT "/usr/X11R6"
+#endif
+
+static char *pixmap_path = NULL;
+
+static void
+GetResourcePixmapPath(Display *display)
+{
+ XrmName xrm_name[2];
+ XrmClass xrm_class[2];
+ XrmRepresentation rep_type;
+ XrmValue value;
+ static char *default_path =
+ "%H/%T/%N:%P/include/X11/%T/%N:/usr/X11R6/include/X11/%T/%N:/usr/include/X11/%T/%N:%N";
+
+ xrm_name[0] = XrmPermStringToQuark("pixmapFilePath");
+ xrm_name[1] = NULLQUARK;
+ xrm_class[0] = XrmPermStringToQuark("PixmapFilePath");
+ xrm_class[1] = NULLQUARK;
+ if (!XrmGetDatabase(display))
+ (void) XGetDefault(display, "", "");
+ if (XrmQGetResource(XrmGetDatabase(display), xrm_name, xrm_class,
+ &rep_type, &value) &&
+ rep_type == XrmPermStringToQuark("String")) {
+ int length = 0;
+ char *tok, *buffer = XtNewString(value.addr);
+
+ for (tok = strtok(buffer, ":"); tok; tok = strtok(NULL, ":")) {
+ int toklen = strlen(tok);
+
+ if (toklen) {
+ pixmap_path = XtRealloc(pixmap_path, length + toklen + 5);
+ strcpy(pixmap_path + length, tok);
+ if (length)
+ pixmap_path[length++] = ':';
+ sprintf(pixmap_path + length, "%s/%%N", tok);
+ length += strlen(tok) + 3;
+ }
+ }
+ pixmap_path = XtRealloc(pixmap_path, length + strlen(default_path) + 2);
+ if (length)
+ pixmap_path[length++] = ':';
+ strcpy(pixmap_path + length, default_path);
+ }
+ else
+ pixmap_path = default_path;
+}
+
+static Bool
+BitmapLoader(XawParams *params, Screen *screen, Colormap colormap, int depth,
+ Pixmap *pixmap_return, Pixmap *mask_return,
+ Dimension *width_return, Dimension *height_return)
+{
+ Pixel fg, bg;
+ XColor color, exact;
+ Pixmap pixmap;
+ unsigned int width, height;
+ unsigned char *data = NULL;
+ int hotX, hotY;
+ XawArgVal *argval;
+ Bool retval = False;
+ static SubstitutionRec sub[] = {
+ {'H', NULL},
+ {'N', NULL},
+ {'T', "bitmaps"},
+ {'P', PROJECT_ROOT},
+ };
+ char *filename;
+
+ fg = BlackPixelOfScreen(screen);
+ bg = WhitePixelOfScreen(screen);
+
+ if ((argval = XawFindArgVal(params, "foreground")) != NULL
+ && argval->value)
+ {
+ if (XAllocNamedColor(DisplayOfScreen(screen), colormap, argval->value,
+ &color, &exact))
+ fg = color.pixel;
+ else
+ return (False);
+ }
+ if ((argval = XawFindArgVal(params, "background")) != NULL
+ && argval->value)
+ {
+ if (XAllocNamedColor(DisplayOfScreen(screen), colormap, argval->value,
+ &color, &exact))
+ bg = color.pixel;
+ else
+ return (False);
+ }
+
+ if (params->name[0] != '/' && params->name[0] != '.')
+ {
+ if (!sub[0].substitution)
+ #ifdef _MSC_VER
+ sub[0].substitution = ".";
+ #else
+ sub[0].substitution = getenv("HOME");
+ #endif
+ sub[1].substitution = params->name;
+ if (pixmap_path == NULL)
+ GetResourcePixmapPath(DisplayOfScreen(screen));
+ filename = XtFindFile(pixmap_path, sub, XtNumber(sub), NULL);
+ if (!filename)
+ return (FALSE);
+ }
+ else
+ filename = params->name;
+
+ if (XReadBitmapFileData(filename, &width, &height, &data,
+ &hotX, &hotY) == BitmapSuccess)
+ {
+ pixmap = XCreatePixmapFromBitmapData(DisplayOfScreen(screen),
+ RootWindowOfScreen(screen),
+ (char *)data,
+ width, height, fg, bg, depth);
+ if (data)
+ XFree(data);
+ *pixmap_return = pixmap;
+ *mask_return = None;
+ *width_return = width;
+ *height_return = height;
+
+ retval = True;
+ }
+
+ if (filename != params->name)
+ XtFree(filename);
+
+ return (retval);
+}
+
+#define VERTICAL 1
+#define HORIZONTAL 2
+static Bool
+GradientLoader(XawParams *params, Screen *screen, Colormap colormap, int depth,
+ Pixmap *pixmap_return, Pixmap *mask_return,
+ Dimension *width_return, Dimension *height_return)
+{
+ double ired, igreen, iblue, red, green, blue;
+ XColor start, end, color;
+ XGCValues values;
+ GC gc;
+ double i, inc, x, y, xend, yend;
+ Pixmap pixmap;
+ XawArgVal *argval;
+ int orientation, dimension, steps;
+ char *value;
+
+ if (XmuCompareISOLatin1(params->name, "vertical") == 0)
+ orientation = VERTICAL;
+ else if (XmuCompareISOLatin1(params->name, "horizontal") == 0)
+ orientation = HORIZONTAL;
+ else
+ return (False);
+
+ if ((argval = XawFindArgVal(params, "dimension")) != NULL
+ && argval->value)
+ {
+ dimension = atoi(argval->value);
+ if (dimension <= 0)
+ return (False);
+ }
+ else
+ dimension = 50;
+
+ if ((argval = XawFindArgVal(params, "steps")) != NULL
+ && argval->value)
+ {
+ steps = atoi(argval->value);
+ if (steps <= 0)
+ return (False);
+ }
+ else
+ steps = dimension;
+
+ steps = XawMin(steps, dimension);
+
+ value = NULL;
+ if ((argval = XawFindArgVal(params, "start")) != NULL)
+ value = argval->value;
+ if (value && !XAllocNamedColor(DisplayOfScreen(screen), colormap, value,
+ &start, &color))
+ return (False);
+ else if (!value)
+ {
+ start.pixel = WhitePixelOfScreen(screen);
+ XQueryColor(DisplayOfScreen(screen), colormap, &start);
+ }
+ value = NULL;
+ if ((argval = XawFindArgVal(params, "end")) != NULL)
+ value = argval->value;
+ if (value && !XAllocNamedColor(DisplayOfScreen(screen), colormap, value,
+ &end, &color))
+ return (False);
+ else if (!value)
+ {
+ end.pixel = BlackPixelOfScreen(screen);
+ XQueryColor(DisplayOfScreen(screen), colormap, &end);
+ }
+
+ if ((pixmap = XCreatePixmap(DisplayOfScreen(screen),
+ RootWindowOfScreen(screen),
+ orientation == VERTICAL ? 1 : dimension,
+ orientation == VERTICAL ? dimension : 1, depth))
+ == 0)
+ return (False);
+
+ ired = (double)(end.red - start.red) / (double)steps;
+ igreen = (double)(end.green - start.green) / (double)steps;
+ iblue = (double)(end.blue - start.blue) / (double)steps;
+
+ red = color.red = start.red;
+ green = color.green = start.green;
+ blue = color.blue = start.blue;
+
+ inc = (double)dimension / (double)steps;
+
+ gc = XCreateGC(DisplayOfScreen(screen), pixmap, 0, &values);
+
+ x = y = 0.0;
+ if (orientation == VERTICAL)
+ {
+ xend = 1;
+ yend = 0;
+ }
+ else
+ {
+ xend = 0;
+ yend = 1;
+ }
+
+ color.flags = DoRed | DoGreen | DoBlue;
+
+ XSetForeground(DisplayOfScreen(screen), gc, start.pixel);
+ for (i = 0.0; i < dimension; i += inc)
+ {
+ if ((int)color.red != (int)red || (int)color.green != (int)green
+ || (int)color.blue != (int)blue)
+ {
+ XFillRectangle(DisplayOfScreen(screen), pixmap, gc, (int)x, (int)y,
+ (unsigned int)xend, (unsigned int)yend);
+ color.red = (unsigned short)red;
+ color.green = (unsigned short)green;
+ color.blue = (unsigned short)blue;
+ if (!XAllocColor(DisplayOfScreen(screen), colormap, &color))
+ {
+ XFreePixmap(DisplayOfScreen(screen), pixmap);
+ return (False);
+ }
+ XSetForeground(DisplayOfScreen(screen), gc, color.pixel);
+ if (orientation == VERTICAL)
+ y = yend;
+ else
+ x = xend;
+ }
+ red += ired;
+ green += igreen;
+ blue += iblue;
+ if (orientation == VERTICAL)
+ yend += inc;
+ else
+ xend += inc;
+ }
+ XFillRectangle(DisplayOfScreen(screen), pixmap, gc, (int)x, (int)y,
+ (unsigned int)xend, (unsigned int)yend);
+
+ *pixmap_return = pixmap;
+ *mask_return = None;
+ *width_return = orientation == VERTICAL ? 1 : dimension;
+ *height_return = orientation == VERTICAL ? dimension : 1;
+
+ XFreeGC(DisplayOfScreen(screen), gc);
+
+ return (True);
+}
+
+static Bool
+XPixmapLoader(XawParams *params, Screen *screen, Colormap colormap, int depth,
+ Pixmap *pixmap_return, Pixmap *mask_return,
+ Dimension *width_return, Dimension *height_return)
+{
+ XpmAttributes xpm_attributes;
+ XawArgVal *argval;
+ unsigned int closeness = 4000;
+ static SubstitutionRec sub[] = {
+ {'H', NULL},
+ {'N', NULL},
+ {'T', "pixmaps"},
+ {'P', PROJECT_ROOT},
+ };
+ char *filename;
+
+ if ((argval = XawFindArgVal(params, "closeness")) != NULL
+ && argval->value)
+ closeness = atoi(argval->value);
+
+ if (params->name[0] != '/' && params->name[0] != '.')
+ {
+ if (!sub[0].substitution)
+ sub[0].substitution = getenv("HOME");
+ sub[1].substitution = params->name;
+ if (pixmap_path == NULL)
+ GetResourcePixmapPath(DisplayOfScreen(screen));
+ filename = XtFindFile(pixmap_path, sub, XtNumber(sub), NULL);
+ if (!filename)
+ return (False);
+ }
+ else
+ filename = params->name;
+
+ xpm_attributes.colormap = colormap;
+ xpm_attributes.closeness = closeness;
+ xpm_attributes.valuemask = XpmSize | XpmColormap | XpmCloseness;
+ if (XpmReadFileToPixmap(DisplayOfScreen(screen),
+ RootWindowOfScreen(screen), filename, pixmap_return,
+ mask_return, &xpm_attributes) == XpmSuccess)
+ {
+ *width_return = xpm_attributes.width;
+ *height_return = xpm_attributes.height;
+
+ return (True);
+ }
+
+ return (False);
+}
+
+void
+XawReshapeWidget(Widget w, XawPixmap *pixmap)
+{
+ if (!pixmap || pixmap->mask == None)
+ XShapeCombineMask(XtDisplay(w), XtWindow(w), ShapeBounding, 0, 0,
+ None, ShapeSet);
+ else
+ XShapeCombineMask(XtDisplay(w), XtWindow(w), ShapeBounding, 0, 0,
+ pixmap->mask, ShapeSet);
+}
+
+#endif /* OLDXAW */
diff --git a/libXaw/src/Porthole.c b/libXaw/src/Porthole.c
index 082e98a12..e94d21360 100644
--- a/libXaw/src/Porthole.c
+++ b/libXaw/src/Porthole.c
@@ -1,376 +1,376 @@
-/*
- *
-Copyright 1990, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- *
- * Author: Jim Fulton, MIT X Consortium
- *
- * This widget is a trivial clipping widget. It is typically used with a
- * panner or scrollbar to navigate.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/PortholeP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Class Methods
- */
-static void XawPortholeChangeManaged(Widget);
-static XtGeometryResult XawPortholeGeometryManager(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static XtGeometryResult XawPortholeQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawPortholeRealize(Widget, Mask*, XSetWindowAttributes*);
-static void XawPortholeResize(Widget);
-
-/*
- * Prototypes
- */
-static Widget find_child(PortholeWidget);
-static void layout_child(PortholeWidget, Widget, XtWidgetGeometry*,
- Position*, Position*, Dimension*, Dimension*);
-static void SendReport(PortholeWidget, unsigned int);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(PortholeRec, porthole.field)
-static XtResource resources[] = {
- {
- XtNreportCallback,
- XtCReportCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(report_callbacks),
- XtRCallback,
- NULL
- },
-};
-#undef offset
-
-#define Superclass (&compositeClassRec)
-PortholeClassRec portholeClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "Porthole", /* class_name */
- sizeof(PortholeRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- NULL, /* initialize */
- NULL, /* initialize_hook */
- XawPortholeRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XawPortholeResize, /* resize */
- NULL, /* expose */
- NULL, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XawPortholeQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* composite */
- {
- XawPortholeGeometryManager, /* geometry_manager */
- XawPortholeChangeManaged, /* change_managed */
- XtInheritInsertChild, /* insert_child */
- XtInheritDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- { /* porthole */
- NULL, /* extension */
- },
-};
-
-WidgetClass portholeWidgetClass = (WidgetClass)&portholeClassRec;
-
-/*
- * Implementation
- */
-static Widget
-find_child(PortholeWidget pw)
-{
- Widget *children;
- unsigned int i;
-
- /*
- * Find the managed child on which we should operate. Ignore multiple
- * managed children
- */
- for (i = 0, children = pw->composite.children;
- i < pw->composite.num_children; i++, children++)
- if (XtIsManaged(*children))
- return (*children);
-
- return (NULL);
-}
-
-static void
-SendReport(PortholeWidget pw, unsigned int changed)
-{
- Widget child = find_child(pw);
-
- if (pw->porthole.report_callbacks && child) {
- XawPannerReport prep;
-
- prep.changed = changed;
- prep.slider_x = -XtX(child); /* porthole is "inner" */
- prep.slider_y = -XtY(child); /* child is outer since it is larger */
- prep.slider_width = XtWidth(pw);
- prep.slider_height = XtHeight(pw);
- prep.canvas_width = XtWidth(child);
- prep.canvas_height = XtHeight(child);
- XtCallCallbackList((Widget)pw, pw->porthole.report_callbacks,
- (XtPointer)&prep);
- }
-}
-
-static void
-layout_child(PortholeWidget pw, Widget child, XtWidgetGeometry *geomp,
- Position *xp, Position *yp, Dimension *widthp, Dimension *heightp)
-{
- Position minx, miny;
-
- *xp = XtX(child); /* default to current values */
- *yp = XtY(child);
- *widthp = XtWidth(child);
- *heightp = XtHeight(child);
- if (geomp) { /* mix in any requested changes */
- if (geomp->request_mode & CWX)
- *xp = geomp->x;
- if (geomp->request_mode & CWY)
- *yp = geomp->y;
- if (geomp->request_mode & CWWidth)
- *widthp = geomp->width;
- if (geomp->request_mode & CWHeight)
- *heightp = geomp->height;
- }
-
- /*
- * Make sure that the child is at least as large as the porthole; there
- * is no maximum size
- */
- if (*widthp < XtWidth(pw)) *widthp = XtWidth(pw);
- if (*heightp < XtHeight(pw)) *heightp = XtHeight(pw);
-
- /*
- * Make sure that the child is still on the screen. Note that this must
- * be done *after* the size computation so that we know where to put it
- */
- minx = (Position)XtWidth(pw) - (Position)*widthp;
- miny = (Position)XtHeight(pw) - (Position)*heightp;
-
- if (*xp < minx)
- *xp = minx;
- if (*yp < miny)
- *yp = miny;
-
- if (*xp > 0)
- *xp = 0;
- if (*yp > 0)
- *yp = 0;
-}
-
-static void
-XawPortholeRealize(Widget gw, Mask *valueMask, XSetWindowAttributes *attr)
-{
- attr->bit_gravity = NorthWestGravity;
- *valueMask |= CWBitGravity;
-
- if (XtWidth(gw) < 1)
- XtWidth(gw) = 1;
- if (XtHeight(gw) < 1)
- XtHeight(gw) = 1;
- (*portholeWidgetClass->core_class.superclass->core_class.realize)
- (gw, valueMask, attr);
-}
-
-static void
-XawPortholeResize(Widget gw)
-{
- PortholeWidget pw = (PortholeWidget)gw;
- Widget child = find_child(pw);
-
- /*
- * If we have a child, we need to make sure that it is at least as big
- * as we are and in the right place
- */
- if (child) {
- Position x, y;
- Dimension width, height;
-
- layout_child(pw, child, NULL, &x, &y, &width, &height);
- XtConfigureWidget(child, x, y, width, height, 0);
- }
-
- SendReport(pw, XawPRCanvasWidth | XawPRCanvasHeight);
-}
-
-static XtGeometryResult
-XawPortholeQueryGeometry(Widget gw, XtWidgetGeometry *intended,
- XtWidgetGeometry *preferred)
-{
- PortholeWidget pw = (PortholeWidget)gw;
- Widget child = find_child(pw);
-
- if (child) {
-#define SIZEONLY (CWWidth | CWHeight)
- preferred->request_mode = SIZEONLY;
- preferred->width = XtWidth(child);
- preferred->height = XtHeight(child);
-
- if ((intended->request_mode & SIZEONLY) == SIZEONLY &&
- intended->width == preferred->width &&
- intended->height == preferred->height)
- return (XtGeometryYes);
- else if (preferred->width == XtWidth(pw) &&
- preferred->height == XtHeight(pw))
- return (XtGeometryNo);
-
- return (XtGeometryAlmost);
-#undef SIZEONLY
- }
-
- return (XtGeometryNo);
-}
-
-static XtGeometryResult
-XawPortholeGeometryManager(Widget w, XtWidgetGeometry *req,
- XtWidgetGeometry *reply)
-{
- PortholeWidget pw = (PortholeWidget) w->core.parent;
- Widget child = find_child(pw);
- Bool okay = True;
-
- if (child != w)
- return (XtGeometryNo);
-
- *reply = *req; /* assume we'll grant everything */
-
- if ((req->request_mode & CWBorderWidth) && req->border_width != 0) {
- reply->border_width = 0;
- okay = False;
- }
-
- layout_child(pw, child, req, &reply->x, &reply->y,
- &reply->width, &reply->height);
-
- if ((req->request_mode & CWX) && req->x != reply->x)
- okay = False;
- if ((req->request_mode & CWY) && req->x != reply->x)
- okay = False;
- if ((req->request_mode & CWWidth) && req->width != reply->width)
- okay = False;
- if ((req->request_mode & CWHeight) && req->height != reply->height)
- okay = False;
-
- /*
- * If we failed on anything, simply return without touching widget
- */
- if (!okay)
- return (XtGeometryAlmost);
-
- /*
- * If not just doing a query, update widget and send report. Note that
- * we will often set fields that weren't requested because we want to keep
- * the child visible
- */
- if (!(req->request_mode & XtCWQueryOnly)) {
- unsigned int changed = 0;
-
- if (XtX(child) != reply->x) {
- changed |= XawPRSliderX;
- XtX(child) = reply->x;
- }
- if (XtY(child) != reply->y) {
- changed |= XawPRSliderY;
- XtY(child) = reply->y;
- }
- if (XtWidth(child) != reply->width) {
- changed |= XawPRSliderWidth;
- XtWidth(child) = reply->width;
- }
- if (XtHeight(child) != reply->height) {
- changed |= XawPRSliderHeight;
- XtHeight(child) = reply->height;
- }
- if (changed)
- SendReport(pw, changed);
- }
-
- return (XtGeometryYes); /* success! */
-}
-
-static void
-XawPortholeChangeManaged(Widget gw)
-{
- PortholeWidget pw = (PortholeWidget)gw;
- Widget child = find_child (pw); /* ignore extra children */
-
- if (child) {
- if (!XtIsRealized (gw)) {
- XtWidgetGeometry geom, retgeom;
-
- geom.request_mode = 0;
- if (XtWidth(pw) == 0) {
- geom.width = XtWidth(child);
- geom.request_mode |= CWWidth;
- }
- if (XtHeight(pw) == 0) {
- geom.height = XtHeight(child);
- geom.request_mode |= CWHeight;
- }
- if (geom.request_mode &&
- XtMakeGeometryRequest (gw, &geom, &retgeom)
- == XtGeometryAlmost)
- (void)XtMakeGeometryRequest(gw, &retgeom, NULL);
- }
-
- XtResizeWidget(child, Max(XtWidth(child), XtWidth(pw)),
- Max(XtHeight(child), XtHeight(pw)), 0);
-
- SendReport(pw, XawPRAll);
- }
-}
+/*
+ *
+Copyright 1990, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ * Author: Jim Fulton, MIT X Consortium
+ *
+ * This widget is a trivial clipping widget. It is typically used with a
+ * panner or scrollbar to navigate.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/PortholeP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Class Methods
+ */
+static void XawPortholeChangeManaged(Widget);
+static XtGeometryResult XawPortholeGeometryManager(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static XtGeometryResult XawPortholeQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawPortholeRealize(Widget, Mask*, XSetWindowAttributes*);
+static void XawPortholeResize(Widget);
+
+/*
+ * Prototypes
+ */
+static Widget find_child(PortholeWidget);
+static void layout_child(PortholeWidget, Widget, XtWidgetGeometry*,
+ Position*, Position*, Dimension*, Dimension*);
+static void SendReport(PortholeWidget, unsigned int);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(PortholeRec, porthole.field)
+static XtResource resources[] = {
+ {
+ XtNreportCallback,
+ XtCReportCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(report_callbacks),
+ XtRCallback,
+ NULL
+ },
+};
+#undef offset
+
+#define Superclass (&compositeClassRec)
+PortholeClassRec portholeClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Porthole", /* class_name */
+ sizeof(PortholeRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ NULL, /* initialize */
+ NULL, /* initialize_hook */
+ XawPortholeRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XawPortholeResize, /* resize */
+ NULL, /* expose */
+ NULL, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XawPortholeQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* composite */
+ {
+ XawPortholeGeometryManager, /* geometry_manager */
+ XawPortholeChangeManaged, /* change_managed */
+ XtInheritInsertChild, /* insert_child */
+ XtInheritDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ { /* porthole */
+ NULL, /* extension */
+ },
+};
+
+WidgetClass portholeWidgetClass = (WidgetClass)&portholeClassRec;
+
+/*
+ * Implementation
+ */
+static Widget
+find_child(PortholeWidget pw)
+{
+ Widget *children;
+ unsigned int i;
+
+ /*
+ * Find the managed child on which we should operate. Ignore multiple
+ * managed children
+ */
+ for (i = 0, children = pw->composite.children;
+ i < pw->composite.num_children; i++, children++)
+ if (XtIsManaged(*children))
+ return (*children);
+
+ return (NULL);
+}
+
+static void
+SendReport(PortholeWidget pw, unsigned int changed)
+{
+ Widget child = find_child(pw);
+
+ if (pw->porthole.report_callbacks && child) {
+ XawPannerReport prep;
+
+ prep.changed = changed;
+ prep.slider_x = -XtX(child); /* porthole is "inner" */
+ prep.slider_y = -XtY(child); /* child is outer since it is larger */
+ prep.slider_width = XtWidth(pw);
+ prep.slider_height = XtHeight(pw);
+ prep.canvas_width = XtWidth(child);
+ prep.canvas_height = XtHeight(child);
+ XtCallCallbackList((Widget)pw, pw->porthole.report_callbacks,
+ (XtPointer)&prep);
+ }
+}
+
+static void
+layout_child(PortholeWidget pw, Widget child, XtWidgetGeometry *geomp,
+ Position *xp, Position *yp, Dimension *widthp, Dimension *heightp)
+{
+ Position minx, miny;
+
+ *xp = XtX(child); /* default to current values */
+ *yp = XtY(child);
+ *widthp = XtWidth(child);
+ *heightp = XtHeight(child);
+ if (geomp) { /* mix in any requested changes */
+ if (geomp->request_mode & CWX)
+ *xp = geomp->x;
+ if (geomp->request_mode & CWY)
+ *yp = geomp->y;
+ if (geomp->request_mode & CWWidth)
+ *widthp = geomp->width;
+ if (geomp->request_mode & CWHeight)
+ *heightp = geomp->height;
+ }
+
+ /*
+ * Make sure that the child is at least as large as the porthole; there
+ * is no maximum size
+ */
+ if (*widthp < XtWidth(pw)) *widthp = XtWidth(pw);
+ if (*heightp < XtHeight(pw)) *heightp = XtHeight(pw);
+
+ /*
+ * Make sure that the child is still on the screen. Note that this must
+ * be done *after* the size computation so that we know where to put it
+ */
+ minx = (Position)XtWidth(pw) - (Position)*widthp;
+ miny = (Position)XtHeight(pw) - (Position)*heightp;
+
+ if (*xp < minx)
+ *xp = minx;
+ if (*yp < miny)
+ *yp = miny;
+
+ if (*xp > 0)
+ *xp = 0;
+ if (*yp > 0)
+ *yp = 0;
+}
+
+static void
+XawPortholeRealize(Widget gw, Mask *valueMask, XSetWindowAttributes *attr)
+{
+ attr->bit_gravity = NorthWestGravity;
+ *valueMask |= CWBitGravity;
+
+ if (XtWidth(gw) < 1)
+ XtWidth(gw) = 1;
+ if (XtHeight(gw) < 1)
+ XtHeight(gw) = 1;
+ (*portholeWidgetClass->core_class.superclass->core_class.realize)
+ (gw, valueMask, attr);
+}
+
+static void
+XawPortholeResize(Widget gw)
+{
+ PortholeWidget pw = (PortholeWidget)gw;
+ Widget child = find_child(pw);
+
+ /*
+ * If we have a child, we need to make sure that it is at least as big
+ * as we are and in the right place
+ */
+ if (child) {
+ Position x, y;
+ Dimension width, height;
+
+ layout_child(pw, child, NULL, &x, &y, &width, &height);
+ XtConfigureWidget(child, x, y, width, height, 0);
+ }
+
+ SendReport(pw, XawPRCanvasWidth | XawPRCanvasHeight);
+}
+
+static XtGeometryResult
+XawPortholeQueryGeometry(Widget gw, XtWidgetGeometry *intended,
+ XtWidgetGeometry *preferred)
+{
+ PortholeWidget pw = (PortholeWidget)gw;
+ Widget child = find_child(pw);
+
+ if (child) {
+#define SIZEONLY (CWWidth | CWHeight)
+ preferred->request_mode = SIZEONLY;
+ preferred->width = XtWidth(child);
+ preferred->height = XtHeight(child);
+
+ if ((intended->request_mode & SIZEONLY) == SIZEONLY &&
+ intended->width == preferred->width &&
+ intended->height == preferred->height)
+ return (XtGeometryYes);
+ else if (preferred->width == XtWidth(pw) &&
+ preferred->height == XtHeight(pw))
+ return (XtGeometryNo);
+
+ return (XtGeometryAlmost);
+#undef SIZEONLY
+ }
+
+ return (XtGeometryNo);
+}
+
+static XtGeometryResult
+XawPortholeGeometryManager(Widget w, XtWidgetGeometry *req,
+ XtWidgetGeometry *reply)
+{
+ PortholeWidget pw = (PortholeWidget) w->core.parent;
+ Widget child = find_child(pw);
+ Bool okay = True;
+
+ if (child != w)
+ return (XtGeometryNo);
+
+ *reply = *req; /* assume we'll grant everything */
+
+ if ((req->request_mode & CWBorderWidth) && req->border_width != 0) {
+ reply->border_width = 0;
+ okay = False;
+ }
+
+ layout_child(pw, child, req, &reply->x, &reply->y,
+ &reply->width, &reply->height);
+
+ if ((req->request_mode & CWX) && req->x != reply->x)
+ okay = False;
+ if ((req->request_mode & CWY) && req->x != reply->x)
+ okay = False;
+ if ((req->request_mode & CWWidth) && req->width != reply->width)
+ okay = False;
+ if ((req->request_mode & CWHeight) && req->height != reply->height)
+ okay = False;
+
+ /*
+ * If we failed on anything, simply return without touching widget
+ */
+ if (!okay)
+ return (XtGeometryAlmost);
+
+ /*
+ * If not just doing a query, update widget and send report. Note that
+ * we will often set fields that weren't requested because we want to keep
+ * the child visible
+ */
+ if (!(req->request_mode & XtCWQueryOnly)) {
+ unsigned int changed = 0;
+
+ if (XtX(child) != reply->x) {
+ changed |= XawPRSliderX;
+ XtX(child) = reply->x;
+ }
+ if (XtY(child) != reply->y) {
+ changed |= XawPRSliderY;
+ XtY(child) = reply->y;
+ }
+ if (XtWidth(child) != reply->width) {
+ changed |= XawPRSliderWidth;
+ XtWidth(child) = reply->width;
+ }
+ if (XtHeight(child) != reply->height) {
+ changed |= XawPRSliderHeight;
+ XtHeight(child) = reply->height;
+ }
+ if (changed)
+ SendReport(pw, changed);
+ }
+
+ return (XtGeometryYes); /* success! */
+}
+
+static void
+XawPortholeChangeManaged(Widget gw)
+{
+ PortholeWidget pw = (PortholeWidget)gw;
+ Widget child = find_child (pw); /* ignore extra children */
+
+ if (child) {
+ if (!XtIsRealized (gw)) {
+ XtWidgetGeometry geom, retgeom;
+
+ geom.request_mode = 0;
+ if (XtWidth(pw) == 0) {
+ geom.width = XtWidth(child);
+ geom.request_mode |= CWWidth;
+ }
+ if (XtHeight(pw) == 0) {
+ geom.height = XtHeight(child);
+ geom.request_mode |= CWHeight;
+ }
+ if (geom.request_mode &&
+ XtMakeGeometryRequest (gw, &geom, &retgeom)
+ == XtGeometryAlmost)
+ (void)XtMakeGeometryRequest(gw, &retgeom, NULL);
+ }
+
+ XtResizeWidget(child, Max(XtWidth(child), XtWidth(pw)),
+ Max(XtHeight(child), XtHeight(pw)), 0);
+
+ SendReport(pw, XawPRAll);
+ }
+}
diff --git a/libXaw/src/Private.h b/libXaw/src/Private.h
index 672062aeb..3a91b7a43 100644
--- a/libXaw/src/Private.h
+++ b/libXaw/src/Private.h
@@ -1,152 +1,152 @@
-/*
- * Copyright (c) 1998 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of the XFree86 Project shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from the
- * XFree86 Project.
- */
-
-#ifndef _XawPrivate_h
-#define _XawPrivate_h
-
-#define XawMax(a, b) ((a) > (b) ? (a) : (b))
-#define XawMin(a, b) ((a) < (b) ? (a) : (b))
-#define XawAbs(a) ((a) < 0 ? -(a) : (a))
-
-#define XawStackAlloc(size, stk_buffer) \
-((size) <= sizeof(stk_buffer) \
- ? (XtPointer)(stk_buffer) \
- : XtMalloc((unsigned)(size)))
-
-#define XawStackFree(pointer, stk_buffer) \
-do { \
- if ((pointer) != (XtPointer)(stk_buffer)) \
- XtFree((char *)pointer); \
-} while (0)
-
-#ifndef XtX
-#define XtX(w) (((RectObj)w)->rectangle.x)
-#endif
-#ifndef XtY
-#define XtY(w) (((RectObj)w)->rectangle.y)
-#endif
-#ifndef XtWidth
-#define XtWidth(w) (((RectObj)w)->rectangle.width)
-#endif
-#ifndef XtHeight
-#define XtHeight(w) (((RectObj)w)->rectangle.height)
-#endif
-#ifndef XtBorderWidth
-#define XtBorderWidth(w) (((RectObj)w)->rectangle.border_width)
-#endif
-
-#ifndef OLDXAW
-#define XAW_PRIV_VAR_PREFIX '$'
-
-typedef Bool (*XawParseBooleanProc)(Widget, String, XEvent*, Bool*);
-
-typedef struct _XawActionVarList XawActionVarList;
-typedef struct _XawActionResList XawActionResList;
-
-/* Boolean expressions */
-Bool XawParseBoolean(Widget, String, XEvent*, Bool*);
-Bool XawBooleanExpression(Widget, String, XEvent*);
-
-/* actions */
-void XawPrintActionErrorMsg(String, Widget, String*, Cardinal*);
-XawActionResList *XawGetActionResList(WidgetClass);
-XawActionVarList *XawGetActionVarList(Widget);
-
-void XawSetValuesAction(Widget, XEvent*, String*, Cardinal*);
-void XawGetValuesAction(Widget, XEvent*, String*, Cardinal*);
-void XawDeclareAction(Widget, XEvent*, String*, Cardinal*);
-void XawCallProcAction(Widget, XEvent*, String*, Cardinal*);
-
-/* display lists */
-#define XAWDL_CONVERT_ERROR (XtPointer)-1
-typedef struct _XawDL _XawDisplayList;
-typedef struct _XawDLClass XawDLClass, XawDisplayListClass;
-
-typedef void (*XawDisplayListProc)(Widget, XtPointer, XtPointer,
- XEvent*, Region);
-typedef void *(*XawDLArgsInitProc)(String, String*, Cardinal*,
- Screen*, Colormap, int);
-typedef void *(*XawDLDataInitProc)(String,
- Screen*, Colormap, int);
-typedef void (*XawDLArgsDestructor)(Display*, String, XtPointer,
- String*, Cardinal*);
-typedef void (*XawDLDataDestructor)(Display*, String, XtPointer);
-
-void XawRunDisplayList(Widget, _XawDisplayList*, XEvent*, Region);
-void XawDisplayListInitialize(void);
-
-_XawDisplayList *XawCreateDisplayList(String, Screen*, Colormap, int);
-void XawDestroyDisplayList(_XawDisplayList*);
-String XawDisplayListString(_XawDisplayList*);
-XawDLClass *XawGetDisplayListClass(String);
-XawDLClass *XawCreateDisplayListClass(String,
- XawDLArgsInitProc, XawDLArgsDestructor,
- XawDLDataInitProc, XawDLDataDestructor);
-Bool XawDeclareDisplayListProc(XawDLClass*, String, XawDisplayListProc);
-
-/* pixmaps */
-typedef struct _XawArgVal {
- String name;
- String value;
-} XawArgVal;
-
-typedef struct _XawParams {
- String name;
- String type;
- String ext;
- XawArgVal **args;
- Cardinal num_args;
-} XawParams;
-
-typedef struct _XawPixmap {
- String name;
- Pixmap pixmap;
- Pixmap mask;
- Dimension width;
- Dimension height;
-} XawPixmap;
-
-typedef Bool (*XawPixmapLoader)(XawParams*, Screen*, Colormap, int,
- Pixmap*, Pixmap*,
- Dimension*, Dimension*);
-Bool XawPixmapsInitialize(void);
-Bool XawAddPixmapLoader(String, String, XawPixmapLoader);
-XawPixmap *XawLoadPixmap(String, Screen*, Colormap, int);
-XawPixmap *XawPixmapFromXPixmap(Pixmap, Screen*, Colormap, int);
-XawParams *XawParseParamsString(String name);
-void XawFreeParamsStruct(XawParams *params);
-XawArgVal *XawFindArgVal(XawParams *params, String name);
-void XawReshapeWidget(Widget, XawPixmap*);
-#endif /* OLDXAW */
-
-/* misc */
-void XawTypeToStringWarning(Display*, String);
-
-/* OS.c */
-int _XawGetPageSize(void);
-
-#endif /* _XawPrivate_h */
+/*
+ * Copyright (c) 1998 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ */
+
+#ifndef _XawPrivate_h
+#define _XawPrivate_h
+
+#define XawMax(a, b) ((a) > (b) ? (a) : (b))
+#define XawMin(a, b) ((a) < (b) ? (a) : (b))
+#define XawAbs(a) ((a) < 0 ? -(a) : (a))
+
+#define XawStackAlloc(size, stk_buffer) \
+((size) <= sizeof(stk_buffer) \
+ ? (XtPointer)(stk_buffer) \
+ : XtMalloc((unsigned)(size)))
+
+#define XawStackFree(pointer, stk_buffer) \
+do { \
+ if ((pointer) != (XtPointer)(stk_buffer)) \
+ XtFree((char *)pointer); \
+} while (0)
+
+#ifndef XtX
+#define XtX(w) (((RectObj)w)->rectangle.x)
+#endif
+#ifndef XtY
+#define XtY(w) (((RectObj)w)->rectangle.y)
+#endif
+#ifndef XtWidth
+#define XtWidth(w) (((RectObj)w)->rectangle.width)
+#endif
+#ifndef XtHeight
+#define XtHeight(w) (((RectObj)w)->rectangle.height)
+#endif
+#ifndef XtBorderWidth
+#define XtBorderWidth(w) (((RectObj)w)->rectangle.border_width)
+#endif
+
+#ifndef OLDXAW
+#define XAW_PRIV_VAR_PREFIX '$'
+
+typedef Bool (*XawParseBooleanProc)(Widget, String, XEvent*, Bool*);
+
+typedef struct _XawActionVarList XawActionVarList;
+typedef struct _XawActionResList XawActionResList;
+
+/* Boolean expressions */
+Bool XawParseBoolean(Widget, String, XEvent*, Bool*);
+Bool XawBooleanExpression(Widget, String, XEvent*);
+
+/* actions */
+void XawPrintActionErrorMsg(String, Widget, String*, Cardinal*);
+XawActionResList *XawGetActionResList(WidgetClass);
+XawActionVarList *XawGetActionVarList(Widget);
+
+void XawSetValuesAction(Widget, XEvent*, String*, Cardinal*);
+void XawGetValuesAction(Widget, XEvent*, String*, Cardinal*);
+void XawDeclareAction(Widget, XEvent*, String*, Cardinal*);
+void XawCallProcAction(Widget, XEvent*, String*, Cardinal*);
+
+/* display lists */
+#define XAWDL_CONVERT_ERROR (XtPointer)-1
+typedef struct _XawDL _XawDisplayList;
+typedef struct _XawDLClass XawDLClass, XawDisplayListClass;
+
+typedef void (*XawDisplayListProc)(Widget, XtPointer, XtPointer,
+ XEvent*, Region);
+typedef void *(*XawDLArgsInitProc)(String, String*, Cardinal*,
+ Screen*, Colormap, int);
+typedef void *(*XawDLDataInitProc)(String,
+ Screen*, Colormap, int);
+typedef void (*XawDLArgsDestructor)(Display*, String, XtPointer,
+ String*, Cardinal*);
+typedef void (*XawDLDataDestructor)(Display*, String, XtPointer);
+
+void XawRunDisplayList(Widget, _XawDisplayList*, XEvent*, Region);
+void XawDisplayListInitialize(void);
+
+_XawDisplayList *XawCreateDisplayList(String, Screen*, Colormap, int);
+void XawDestroyDisplayList(_XawDisplayList*);
+String XawDisplayListString(_XawDisplayList*);
+XawDLClass *XawGetDisplayListClass(String);
+XawDLClass *XawCreateDisplayListClass(String,
+ XawDLArgsInitProc, XawDLArgsDestructor,
+ XawDLDataInitProc, XawDLDataDestructor);
+Bool XawDeclareDisplayListProc(XawDLClass*, String, XawDisplayListProc);
+
+/* pixmaps */
+typedef struct _XawArgVal {
+ String name;
+ String value;
+} XawArgVal;
+
+typedef struct _XawParams {
+ String name;
+ String type;
+ String ext;
+ XawArgVal **args;
+ Cardinal num_args;
+} XawParams;
+
+typedef struct _XawPixmap {
+ String name;
+ Pixmap pixmap;
+ Pixmap mask;
+ Dimension width;
+ Dimension height;
+} XawPixmap;
+
+typedef Bool (*XawPixmapLoader)(XawParams*, Screen*, Colormap, int,
+ Pixmap*, Pixmap*,
+ Dimension*, Dimension*);
+Bool XawPixmapsInitialize(void);
+Bool XawAddPixmapLoader(String, String, XawPixmapLoader);
+XawPixmap *XawLoadPixmap(String, Screen*, Colormap, int);
+XawPixmap *XawPixmapFromXPixmap(Pixmap, Screen*, Colormap, int);
+XawParams *XawParseParamsString(String name);
+void XawFreeParamsStruct(XawParams *params);
+XawArgVal *XawFindArgVal(XawParams *params, String name);
+void XawReshapeWidget(Widget, XawPixmap*);
+#endif /* OLDXAW */
+
+/* misc */
+void XawTypeToStringWarning(Display*, String);
+
+/* OS.c */
+int _XawGetPageSize(void);
+
+#endif /* _XawPrivate_h */
diff --git a/libXaw/src/Repeater.c b/libXaw/src/Repeater.c
index b70fa67c0..e99a978f2 100644
--- a/libXaw/src/Repeater.c
+++ b/libXaw/src/Repeater.c
@@ -1,298 +1,298 @@
-/*
- *
-Copyright 1990, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- *
- * Author: Jim Fulton, MIT X Consortium
- *
- * This widget is used for press-and-hold style buttons.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xaw/RepeaterP.h>
-#include <X11/Xaw/XawInit.h>
-
-#define DO_CALLBACK(rw) \
-XtCallCallbackList((Widget)rw, rw->command.callbacks, NULL)
-
-#define ADD_TIMEOUT(rw, delay) \
-XtAppAddTimeOut(XtWidgetToApplicationContext((Widget)rw), \
- delay, tic, (XtPointer)rw)
-
-#define CLEAR_TIMEOUT(rw) \
-if ((rw)->repeater.timer) { \
- XtRemoveTimeOut((rw)->repeater.timer); \
- (rw)->repeater.timer = 0; \
-}
-
-/*
- * Class Methods
- */
-static void XawRepeaterInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawRepeaterDestroy(Widget);
-static Boolean XawRepeaterSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void tic(XtPointer, XtIntervalId*);
-
-/*
- * Actions
- */
-static void ActionStart(Widget, XEvent*, String*, Cardinal*);
-static void ActionStop(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-static char defaultTranslations[] =
-"<Enter>:" "highlight()\n"
-"<Leave>:" "unhighlight()\n"
-"<Btn1Down>:" "set() start()\n"
-"<Btn1Up>:" "stop() unset()\n"
-;
-
-static XtActionsRec actions[] = {
- {"start", ActionStart},
- {"stop", ActionStop},
-};
-
-#define offset(field) XtOffsetOf(RepeaterRec, repeater.field)
-static XtResource resources[] = {
- {
- XtNdecay,
- XtCDecay,
- XtRInt,
- sizeof(int),
- offset(decay),
- XtRImmediate,
- (XtPointer)REP_DEF_DECAY
- },
- {
- XtNinitialDelay,
- XtCDelay,
- XtRInt,
- sizeof(int),
- offset(initial_delay),
- XtRImmediate,
- (XtPointer)REP_DEF_INITIAL_DELAY
- },
- {
- XtNminimumDelay,
- XtCMinimumDelay,
- XtRInt,
- sizeof(int),
- offset(minimum_delay),
- XtRImmediate,
- (XtPointer)REP_DEF_MINIMUM_DELAY
- },
- {
- XtNrepeatDelay,
- XtCDelay,
- XtRInt,
- sizeof(int),
- offset(repeat_delay),
- XtRImmediate,
- (XtPointer)REP_DEF_REPEAT_DELAY
- },
- {
- XtNflash,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(flash),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNstartCallback,
- XtCStartCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(start_callbacks),
- XtRImmediate,
- NULL
- },
- {
- XtNstopCallback,
- XtCStopCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(stop_callbacks),
- XtRImmediate,
- NULL
- },
-};
-#undef offset
-
-#define Superclass (&commandClassRec)
-RepeaterClassRec repeaterClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "Repeater", /* class_name */
- sizeof(RepeaterRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawRepeaterInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- actions, /* actions */
- XtNumber(actions), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawRepeaterDestroy, /* destroy */
- XtInheritResize, /* resize */
- XtInheritExpose, /* expose */
- XawRepeaterSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- defaultTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* label */
- {
- NULL, /* extension */
- },
- /* command */
- {
- NULL, /* extension */
- },
- /* repeater */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass repeaterWidgetClass = (WidgetClass) &repeaterClassRec;
-
-
-/*
- * Implementation
- */
-/*ARGSUSED*/
-static void
-tic(XtPointer client_data, XtIntervalId *id)
-{
- RepeaterWidget rw = (RepeaterWidget)client_data;
-
- rw->repeater.timer = 0; /* timer is removed */
- if (rw->repeater.flash) {
- Widget w = (Widget)rw;
-
- XClearWindow(XtDisplay(w), XtWindow(w));
- XtCallActionProc(w, "reset", NULL, NULL, 0);
- XClearWindow(XtDisplay(w), XtWindow(w));
- XtCallActionProc(w, "set", NULL, NULL, 0);
- }
- DO_CALLBACK(rw);
-
- rw->repeater.timer = ADD_TIMEOUT(rw, rw->repeater.next_delay);
-
- if (rw->repeater.decay) {
- rw->repeater.next_delay -= rw->repeater.decay;
- if (rw->repeater.next_delay < rw->repeater.minimum_delay)
- rw->repeater.next_delay = rw->repeater.minimum_delay;
- }
-}
-
-/*ARGSUSED*/
-static void
-XawRepeaterInitialize(Widget greq, Widget gnew,
- ArgList args, Cardinal *num_args)
-{
- RepeaterWidget cnew = (RepeaterWidget)gnew;
-
- if (cnew->repeater.minimum_delay < 0)
- cnew->repeater.minimum_delay = 0;
- cnew->repeater.timer = 0;
-}
-
-static void
-XawRepeaterDestroy(Widget gw)
-{
- CLEAR_TIMEOUT((RepeaterWidget)gw);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawRepeaterSetValues(Widget gcur, Widget greq, Widget gnew,
- ArgList args, Cardinal *num_args)
-{
- RepeaterWidget cur = (RepeaterWidget)gcur;
- RepeaterWidget cnew = (RepeaterWidget)gnew;
-
- if (cur->repeater.minimum_delay != cnew->repeater.minimum_delay) {
- if (cnew->repeater.next_delay < cnew->repeater.minimum_delay)
- cnew->repeater.next_delay = cnew->repeater.minimum_delay;
- }
-
- return (False);
-}
-
-/*ARGSUSED*/
-static void
-ActionStart(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- RepeaterWidget rw = (RepeaterWidget)gw;
-
- CLEAR_TIMEOUT(rw);
- if (rw->repeater.start_callbacks)
- XtCallCallbackList(gw, rw->repeater.start_callbacks, NULL);
-
- DO_CALLBACK(rw);
- rw->repeater.timer = ADD_TIMEOUT(rw, rw->repeater.initial_delay);
- rw->repeater.next_delay = rw->repeater.repeat_delay;
-}
-
-/*ARGSUSED*/
-static void
-ActionStop(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- RepeaterWidget rw = (RepeaterWidget)gw;
-
- CLEAR_TIMEOUT((RepeaterWidget)gw);
- if (rw->repeater.stop_callbacks)
- XtCallCallbackList(gw, rw->repeater.stop_callbacks, NULL);
-}
+/*
+ *
+Copyright 1990, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ * Author: Jim Fulton, MIT X Consortium
+ *
+ * This widget is used for press-and-hold style buttons.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/RepeaterP.h>
+#include <X11/Xaw/XawInit.h>
+
+#define DO_CALLBACK(rw) \
+XtCallCallbackList((Widget)rw, rw->command.callbacks, NULL)
+
+#define ADD_TIMEOUT(rw, delay) \
+XtAppAddTimeOut(XtWidgetToApplicationContext((Widget)rw), \
+ delay, tic, (XtPointer)rw)
+
+#define CLEAR_TIMEOUT(rw) \
+if ((rw)->repeater.timer) { \
+ XtRemoveTimeOut((rw)->repeater.timer); \
+ (rw)->repeater.timer = 0; \
+}
+
+/*
+ * Class Methods
+ */
+static void XawRepeaterInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawRepeaterDestroy(Widget);
+static Boolean XawRepeaterSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void tic(XtPointer, XtIntervalId*);
+
+/*
+ * Actions
+ */
+static void ActionStart(Widget, XEvent*, String*, Cardinal*);
+static void ActionStop(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+static char defaultTranslations[] =
+"<Enter>:" "highlight()\n"
+"<Leave>:" "unhighlight()\n"
+"<Btn1Down>:" "set() start()\n"
+"<Btn1Up>:" "stop() unset()\n"
+;
+
+static XtActionsRec actions[] = {
+ {"start", ActionStart},
+ {"stop", ActionStop},
+};
+
+#define offset(field) XtOffsetOf(RepeaterRec, repeater.field)
+static XtResource resources[] = {
+ {
+ XtNdecay,
+ XtCDecay,
+ XtRInt,
+ sizeof(int),
+ offset(decay),
+ XtRImmediate,
+ (XtPointer)REP_DEF_DECAY
+ },
+ {
+ XtNinitialDelay,
+ XtCDelay,
+ XtRInt,
+ sizeof(int),
+ offset(initial_delay),
+ XtRImmediate,
+ (XtPointer)REP_DEF_INITIAL_DELAY
+ },
+ {
+ XtNminimumDelay,
+ XtCMinimumDelay,
+ XtRInt,
+ sizeof(int),
+ offset(minimum_delay),
+ XtRImmediate,
+ (XtPointer)REP_DEF_MINIMUM_DELAY
+ },
+ {
+ XtNrepeatDelay,
+ XtCDelay,
+ XtRInt,
+ sizeof(int),
+ offset(repeat_delay),
+ XtRImmediate,
+ (XtPointer)REP_DEF_REPEAT_DELAY
+ },
+ {
+ XtNflash,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(flash),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNstartCallback,
+ XtCStartCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(start_callbacks),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNstopCallback,
+ XtCStopCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(stop_callbacks),
+ XtRImmediate,
+ NULL
+ },
+};
+#undef offset
+
+#define Superclass (&commandClassRec)
+RepeaterClassRec repeaterClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Repeater", /* class_name */
+ sizeof(RepeaterRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawRepeaterInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ actions, /* actions */
+ XtNumber(actions), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawRepeaterDestroy, /* destroy */
+ XtInheritResize, /* resize */
+ XtInheritExpose, /* expose */
+ XawRepeaterSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ defaultTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* label */
+ {
+ NULL, /* extension */
+ },
+ /* command */
+ {
+ NULL, /* extension */
+ },
+ /* repeater */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass repeaterWidgetClass = (WidgetClass) &repeaterClassRec;
+
+
+/*
+ * Implementation
+ */
+/*ARGSUSED*/
+static void
+tic(XtPointer client_data, XtIntervalId *id)
+{
+ RepeaterWidget rw = (RepeaterWidget)client_data;
+
+ rw->repeater.timer = 0; /* timer is removed */
+ if (rw->repeater.flash) {
+ Widget w = (Widget)rw;
+
+ XClearWindow(XtDisplay(w), XtWindow(w));
+ XtCallActionProc(w, "reset", NULL, NULL, 0);
+ XClearWindow(XtDisplay(w), XtWindow(w));
+ XtCallActionProc(w, "set", NULL, NULL, 0);
+ }
+ DO_CALLBACK(rw);
+
+ rw->repeater.timer = ADD_TIMEOUT(rw, rw->repeater.next_delay);
+
+ if (rw->repeater.decay) {
+ rw->repeater.next_delay -= rw->repeater.decay;
+ if (rw->repeater.next_delay < rw->repeater.minimum_delay)
+ rw->repeater.next_delay = rw->repeater.minimum_delay;
+ }
+}
+
+/*ARGSUSED*/
+static void
+XawRepeaterInitialize(Widget greq, Widget gnew,
+ ArgList args, Cardinal *num_args)
+{
+ RepeaterWidget cnew = (RepeaterWidget)gnew;
+
+ if (cnew->repeater.minimum_delay < 0)
+ cnew->repeater.minimum_delay = 0;
+ cnew->repeater.timer = 0;
+}
+
+static void
+XawRepeaterDestroy(Widget gw)
+{
+ CLEAR_TIMEOUT((RepeaterWidget)gw);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawRepeaterSetValues(Widget gcur, Widget greq, Widget gnew,
+ ArgList args, Cardinal *num_args)
+{
+ RepeaterWidget cur = (RepeaterWidget)gcur;
+ RepeaterWidget cnew = (RepeaterWidget)gnew;
+
+ if (cur->repeater.minimum_delay != cnew->repeater.minimum_delay) {
+ if (cnew->repeater.next_delay < cnew->repeater.minimum_delay)
+ cnew->repeater.next_delay = cnew->repeater.minimum_delay;
+ }
+
+ return (False);
+}
+
+/*ARGSUSED*/
+static void
+ActionStart(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ RepeaterWidget rw = (RepeaterWidget)gw;
+
+ CLEAR_TIMEOUT(rw);
+ if (rw->repeater.start_callbacks)
+ XtCallCallbackList(gw, rw->repeater.start_callbacks, NULL);
+
+ DO_CALLBACK(rw);
+ rw->repeater.timer = ADD_TIMEOUT(rw, rw->repeater.initial_delay);
+ rw->repeater.next_delay = rw->repeater.repeat_delay;
+}
+
+/*ARGSUSED*/
+static void
+ActionStop(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ RepeaterWidget rw = (RepeaterWidget)gw;
+
+ CLEAR_TIMEOUT((RepeaterWidget)gw);
+ if (rw->repeater.stop_callbacks)
+ XtCallCallbackList(gw, rw->repeater.stop_callbacks, NULL);
+}
diff --git a/libXaw/src/Scrollbar.c b/libXaw/src/Scrollbar.c
index 777043063..6413f0bf6 100644
--- a/libXaw/src/Scrollbar.c
+++ b/libXaw/src/Scrollbar.c
@@ -1,882 +1,882 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Drawing.h>
-#include <X11/Xaw/ScrollbarP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define NoButton -1
-#define PICKLENGTH(widget, x, y) \
-(((widget)->scrollbar.orientation == XtorientHorizontal) ? (x) : (y))
-
-/*
- * Class Methods
- */
-static void XawScrollbarClassInitialize(void);
-static void XawScrollbarDestroy(Widget);
-static void XawScrollbarInitialize(Widget, Widget, ArgList, Cardinal*_args);
-static void XawScrollbarRealize(Widget, Mask*, XSetWindowAttributes*);
-static void XawScrollbarRedisplay(Widget, XEvent*, Region);
-static void XawScrollbarResize(Widget);
-static Boolean XawScrollbarSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static Boolean CompareEvents(XEvent*, XEvent*);
-static void CreateGC(Widget);
-static float FloatInRange(float, float, float);
-static float FractionLoc(ScrollbarWidget, int, int);
-static void ExtractPosition(XEvent*, Position*, Position*);
-static int InRange(int, int, int);
-static void FillArea(ScrollbarWidget, int, int, int);
-static Bool LookAhead(Widget, XEvent*);
-static void PaintThumb(ScrollbarWidget);
-static Bool PeekNotifyEvent(Display*, XEvent*, char*);
-static void SetDimensions(ScrollbarWidget);
-
-/*
- * Actions
- */
-static void EndScroll(Widget, XEvent*, String*, Cardinal*);
-static void MoveThumb(Widget, XEvent*, String*, Cardinal*);
-static void NotifyScroll(Widget, XEvent*, String*, Cardinal*);
-static void NotifyThumb(Widget, XEvent*, String*, Cardinal*);
-static void StartScroll(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-static char defaultTranslations[] =
-"<Btn1Down>:" "StartScroll(Forward)\n"
-"<Btn2Down>:" "StartScroll(Continuous) MoveThumb() NotifyThumb()\n"
-"<Btn3Down>:" "StartScroll(Backward)\n"
-"<Btn2Motion>:" "MoveThumb() NotifyThumb()\n"
-"<BtnUp>:" "NotifyScroll(Proportional) EndScroll()\n";
-
-static float floatZero = 0.0;
-
-#define Offset(field) XtOffsetOf(ScrollbarRec, field)
-
-static XtResource resources[] = {
- {
- XtNlength,
- XtCLength,
- XtRDimension,
- sizeof(Dimension),
- Offset(scrollbar.length),
- XtRImmediate,
- (XtPointer)1
- },
- {
- XtNthickness,
- XtCThickness,
- XtRDimension,
- sizeof(Dimension),
- Offset(scrollbar.thickness),
- XtRImmediate,
- (XtPointer)14
- },
- {
- XtNorientation,
- XtCOrientation,
- XtROrientation,
- sizeof(XtOrientation),
- Offset(scrollbar.orientation),
- XtRImmediate,
- (XtPointer)XtorientVertical
- },
- {
- XtNscrollProc,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- Offset(scrollbar.scrollProc),
- XtRCallback,
- NULL
- },
- {
- XtNthumbProc,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- Offset(scrollbar.thumbProc),
- XtRCallback,
- NULL
- },
- {
- XtNjumpProc,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- Offset(scrollbar.jumpProc),
- XtRCallback,
- NULL
- },
- {
- XtNthumb,
- XtCThumb,
- XtRBitmap,
- sizeof(Pixmap),
- Offset(scrollbar.thumb),
- XtRImmediate,
- (XtPointer)XtUnspecifiedPixmap
- },
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- Offset(scrollbar.foreground),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNshown,
- XtCShown,
- XtRFloat,
- sizeof(float),
- Offset(scrollbar.shown),
- XtRFloat,
- (XtPointer)&floatZero
- },
- {
- XtNtopOfThumb,
- XtCTopOfThumb,
- XtRFloat,
- sizeof(float),
- Offset(scrollbar.top),
- XtRFloat,
- (XtPointer)&floatZero
- },
- {
- XtNscrollVCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- Offset(scrollbar.verCursor),
- XtRString,
- "sb_v_double_arrow"
- },
- {
- XtNscrollHCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- Offset(scrollbar.horCursor),
- XtRString,
- "sb_h_double_arrow"
- },
- {
- XtNscrollUCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- Offset(scrollbar.upCursor),
- XtRString,
- "sb_up_arrow"
- },
- {
- XtNscrollDCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- Offset(scrollbar.downCursor),
- XtRString,
- "sb_down_arrow"
- },
- {
- XtNscrollLCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- Offset(scrollbar.leftCursor),
- XtRString,
- "sb_left_arrow"
- },
- {
- XtNscrollRCursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- Offset(scrollbar.rightCursor),
- XtRString,
- "sb_right_arrow"
- },
- {
- XtNminimumThumb,
- XtCMinimumThumb,
- XtRDimension,
- sizeof(Dimension),
- Offset(scrollbar.min_thumb),
- XtRImmediate,
- (XtPointer)7
- },
-};
-#undef Offset
-
-static XtActionsRec actions[] = {
- {"StartScroll", StartScroll},
- {"MoveThumb", MoveThumb},
- {"NotifyThumb", NotifyThumb},
- {"NotifyScroll", NotifyScroll},
- {"EndScroll", EndScroll},
-};
-
-#define Superclass (&simpleClassRec)
-ScrollbarClassRec scrollbarClassRec = {
- /* core */
- {
- (WidgetClass)&simpleClassRec, /* superclass */
- "Scrollbar", /* class_name */
- sizeof(ScrollbarRec), /* widget_size */
- XawScrollbarClassInitialize, /* class_initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- XawScrollbarInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawScrollbarRealize, /* realize */
- actions, /* actions */
- XtNumber(actions), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawScrollbarDestroy, /* destroy */
- XawScrollbarResize, /* resize */
- XawScrollbarRedisplay, /* expose */
- XawScrollbarSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- defaultTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* scrollbar */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass scrollbarWidgetClass = (WidgetClass)&scrollbarClassRec;
-
-/*
- * Implementation
- */
-static void
-XawScrollbarClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtROrientation, XmuCvtStringToOrientation,
- NULL, 0);
- XtSetTypeConverter(XtROrientation, XtRString, XmuCvtOrientationToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-/*
- * Make sure the first number is within the range specified by the other
- * two numbers.
- */
-static int
-InRange(int num, int small, int big)
-{
- return ((num < small) ? small : ((num > big) ? big : num));
-}
-
-/*
- * Same as above, but for floating numbers
- */
-static float
-FloatInRange(float num, float small, float big)
-{
- return ((num < small) ? small : ((num > big) ? big : num));
-}
-
-/* Fill the area specified by top and bottom with the given pattern */
-static float
-FractionLoc(ScrollbarWidget w, int x, int y)
-{
- float result;
-
- result = PICKLENGTH(w, x / (float)XtWidth(w), y / (float)XtHeight(w));
-
- return (FloatInRange(result, 0.0, 1.0));
-}
-
-static void
-FillArea(ScrollbarWidget w, int top, int bottom, int thumb)
-{
- Dimension length;
-
- top = XawMax(1, top);
- if (w->scrollbar.orientation == XtorientHorizontal)
- bottom = XawMin(bottom, XtWidth(w) - 1);
- else
- bottom = XawMin(bottom, XtHeight(w) - 1);
-
- if (bottom <= top)
- return;
-
- length = bottom - top;
-
- switch(thumb) {
- /* Fill the new Thumb location */
- case 1:
- if (w->scrollbar.orientation == XtorientHorizontal)
- XFillRectangle(XtDisplay(w), XtWindow(w), w->scrollbar.gc,
- top, 1, length, XtHeight(w) - 2);
- else
- XFillRectangle(XtDisplay(w), XtWindow(w), w->scrollbar.gc,
- 1, top, XtWidth(w) - 2, length);
- break;
- /* Clear the old Thumb location */
- case 0:
- if (w->scrollbar.orientation == XtorientHorizontal)
- XClearArea(XtDisplay(w), XtWindow(w),
- top, 1, length, XtHeight(w) - 2, False);
- else
- XClearArea(XtDisplay(w), XtWindow(w),
- 1, top, XtWidth(w) - 2, length, False);
- break;
- }
-}
-
-
-/* Paint the thumb in the area specified by w->top and
- w->shown. The old area is erased. The painting and
- erasing is done cleverly so that no flickering will occur. */
-static void
-PaintThumb(ScrollbarWidget w)
-{
- Position oldtop, oldbot, newtop, newbot;
-
- oldtop = w->scrollbar.topLoc;
- oldbot = oldtop + w->scrollbar.shownLength;
- newtop = w->scrollbar.length * w->scrollbar.top;
- newbot = newtop + (int)(w->scrollbar.length * w->scrollbar.shown);
- if (newbot < newtop + (int)w->scrollbar.min_thumb)
- newbot = newtop + w->scrollbar.min_thumb;
- w->scrollbar.topLoc = newtop;
- w->scrollbar.shownLength = newbot - newtop;
-
- if (XtIsRealized((Widget)w)) {
- if (newtop < oldtop)
- FillArea(w, newtop, XawMin(newbot, oldtop), 1);
- if (newtop > oldtop)
- FillArea(w, oldtop, XawMin(newtop, oldbot), 0);
- if (newbot < oldbot)
- FillArea(w, XawMax(newbot, oldtop), oldbot, 0);
- if (newbot > oldbot)
- FillArea(w, XawMax(newtop, oldbot), newbot, 1);
- }
-}
-
-static void
-SetDimensions(ScrollbarWidget w)
-{
- if (w->scrollbar.orientation == XtorientVertical) {
- w->scrollbar.length = XtHeight(w);
- w->scrollbar.thickness = XtWidth(w);
- }
- else {
- w->scrollbar.length = XtWidth(w);
- w->scrollbar.thickness = XtHeight(w);
- }
-}
-
-static void
-XawScrollbarDestroy(Widget w)
-{
- ScrollbarWidget sbw = (ScrollbarWidget)w;
-
- XtReleaseGC(w, sbw->scrollbar.gc);
-}
-
-static void
-CreateGC(Widget w)
-{
- ScrollbarWidget sbw = (ScrollbarWidget)w;
- XGCValues gcValues;
- XtGCMask mask;
- unsigned int depth = 1;
-
- if (sbw->scrollbar.thumb == XtUnspecifiedPixmap)
- sbw->scrollbar.thumb = XmuCreateStippledPixmap(XtScreen(w),
- (Pixel)1, (Pixel)0,
- depth);
- else if (sbw->scrollbar.thumb != None) {
- Window root;
- int x, y;
- unsigned int width, height, bw;
-
- XGetGeometry(XtDisplay(w), sbw->scrollbar.thumb, &root, &x, &y,
- &width, &height, &bw, &depth);
- }
-
- gcValues.foreground = sbw->scrollbar.foreground;
- gcValues.background = sbw->core.background_pixel;
- mask = GCForeground | GCBackground;
-
- if (sbw->scrollbar.thumb != None) {
- if (depth == 1) {
- gcValues.fill_style = FillOpaqueStippled;
- gcValues.stipple = sbw->scrollbar.thumb;
- mask |= GCFillStyle | GCStipple;
- }
- else {
- gcValues.fill_style = FillTiled;
- gcValues.tile = sbw->scrollbar.thumb;
- mask |= GCFillStyle | GCTile;
- }
- }
- sbw->scrollbar.gc = XtGetGC(w, mask, &gcValues);
-}
-
-/* ARGSUSED */
-static void
-XawScrollbarInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- ScrollbarWidget w = (ScrollbarWidget)cnew;
-
- CreateGC(cnew);
-
- if (XtWidth(w) == 0)
- XtWidth(w) = w->scrollbar.orientation == XtorientVertical ?
- w->scrollbar.thickness : w->scrollbar.length;
-
- if (XtHeight(w) == 0)
- XtHeight(w) = w->scrollbar.orientation == XtorientHorizontal ?
- w->scrollbar.thickness : w->scrollbar.length;
-
- SetDimensions(w);
- w->scrollbar.direction = 0;
- w->scrollbar.topLoc = 0;
- w->scrollbar.shownLength = w->scrollbar.min_thumb;
-}
-
-static void
-XawScrollbarRealize(Widget gw, Mask *valueMask,
- XSetWindowAttributes *attributes)
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
-
- w->scrollbar.inactiveCursor = w->scrollbar.orientation == XtorientVertical ?
- w->scrollbar.verCursor : w->scrollbar.horCursor;
-
- XtVaSetValues(gw, XtNcursor, w->scrollbar.inactiveCursor, NULL);
-
- /*
- * The Simple widget actually stuffs the value in the valuemask
- */
- (*scrollbarWidgetClass->core_class.superclass->core_class.realize)
- (gw, valueMask, attributes);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawScrollbarSetValues(Widget current, Widget request, Widget desired,
- ArgList args, Cardinal *num_args)
-{
- ScrollbarWidget w = (ScrollbarWidget)current;
- ScrollbarWidget dw = (ScrollbarWidget)desired;
- Boolean redraw = False;
-
- /*
- * If these values are outside the acceptable range ignore them...
- */
- if (dw->scrollbar.top < 0.0 || dw->scrollbar.top > 1.0)
- dw->scrollbar.top = w->scrollbar.top;
-
- if (dw->scrollbar.shown < 0.0 || dw->scrollbar.shown > 1.0)
- dw->scrollbar.shown = w->scrollbar.shown;
-
- if (XtIsRealized (desired)) {
- if (w->scrollbar.foreground != dw->scrollbar.foreground ||
- w->core.background_pixel != dw->core.background_pixel ||
- w->scrollbar.thumb != dw->scrollbar.thumb) {
- XtReleaseGC((Widget)dw, w->scrollbar.gc);
- CreateGC((Widget)dw);
- redraw = True;
- }
- if (w->scrollbar.top != dw->scrollbar.top ||
- w->scrollbar.shown != dw->scrollbar.shown)
- redraw = True;
- }
-
- return (redraw);
-}
-
-static void
-XawScrollbarResize(Widget gw)
-{
- /* ForgetGravity has taken care of background, but thumb may
- * have to move as a result of the new size. */
- SetDimensions((ScrollbarWidget)gw);
- XawScrollbarRedisplay(gw, NULL, NULL);
-}
-
-/*ARGSUSED*/
-static void
-XawScrollbarRedisplay(Widget gw, XEvent *event, Region region)
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
- int x, y;
- unsigned int width, height;
-
- if (Superclass->core_class.expose)
- (*Superclass->core_class.expose)(gw, event, region);
-
- if (w->scrollbar.orientation == XtorientHorizontal) {
- x = w->scrollbar.topLoc;
- y = 1;
- width = w->scrollbar.shownLength;
- height = XtHeight(w) - 2;
- }
- else {
- x = 1;
- y = w->scrollbar.topLoc;
- width = XtWidth(w) - 2;
- height = w->scrollbar.shownLength;
- }
-
- if (region == NULL ||
- XRectInRegion(region, x, y, width, height) != RectangleOut) {
- /* Forces entire thumb to be painted */
- w->scrollbar.topLoc = -(w->scrollbar.length + 1);
- PaintThumb(w);
- }
-}
-
-/*ARGSUSED*/
-static void
-StartScroll(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
- Cursor cursor;
- char direction;
-
- if (w->scrollbar.direction != 0) /* if we're already scrolling */
- return;
- if (*num_params > 0)
- direction = *params[0];
- else
- direction = 'C';
-
- w->scrollbar.direction = direction;
-
- switch(direction) {
- case 'B':
- case 'b':
- cursor = w->scrollbar.orientation == XtorientVertical ?
- w->scrollbar.downCursor : w->scrollbar.rightCursor;
- break;
- case 'F':
- case 'f':
- cursor = w->scrollbar.orientation == XtorientVertical ?
- w->scrollbar.upCursor : w->scrollbar.leftCursor;
- break;
- case 'C':
- case 'c':
- cursor = w->scrollbar.orientation == XtorientVertical ?
- w->scrollbar.rightCursor : w->scrollbar.upCursor;
- break;
- default:
- return; /* invalid invocation */
- }
-
- XtVaSetValues(gw, XtNcursor, cursor, NULL);
-
- XFlush(XtDisplay(w));
-}
-
-static Boolean
-CompareEvents(XEvent *oldEvent, XEvent *newEvent)
-{
-#define Check(field) if (newEvent->field != oldEvent->field) return (False)
-
- Check(xany.display);
- Check(xany.type);
- Check(xany.window);
-
- switch(newEvent->type) {
- case MotionNotify:
- Check(xmotion.state);
- break;
- case ButtonPress:
- case ButtonRelease:
- Check(xbutton.state);
- Check(xbutton.button);
- break;
- case KeyPress:
- case KeyRelease:
- Check(xkey.state);
- Check(xkey.keycode);
- break;
- case EnterNotify:
- case LeaveNotify:
- Check(xcrossing.mode);
- Check(xcrossing.detail);
- Check(xcrossing.state);
- break;
- }
-#undef Check
-
- return (True);
-}
-
-struct EventData {
- XEvent *oldEvent;
- int count;
-};
-
-static Bool
-PeekNotifyEvent(Display *dpy, XEvent *event, char *args)
-{
- struct EventData *eventData = (struct EventData*)args;
-
- return (++eventData->count == QLength(dpy) /* since PeekIf blocks */
- || CompareEvents(event, eventData->oldEvent));
-}
-
-static Bool
-LookAhead(Widget w, XEvent *event)
-{
- XEvent newEvent;
- struct EventData eventData;
-
- if (QLength(XtDisplay(w)) == 0)
- return (False);
-
- eventData.count = 0;
- eventData.oldEvent = event;
-
- XPeekIfEvent(XtDisplay(w), &newEvent, PeekNotifyEvent, (char*)&eventData);
-
- if (CompareEvents(event, &newEvent))
- return (True);
-
- return (False);
-}
-
-static void
-ExtractPosition(XEvent *event, Position *x, Position *y)
-{
- switch(event->type) {
- case MotionNotify:
- *x = event->xmotion.x;
- *y = event->xmotion.y;
- break;
- case ButtonPress:
- case ButtonRelease:
- *x = event->xbutton.x;
- *y = event->xbutton.y;
- break;
- case KeyPress:
- case KeyRelease:
- *x = event->xkey.x;
- *y = event->xkey.y;
- break;
- case EnterNotify:
- case LeaveNotify:
- *x = event->xcrossing.x;
- *y = event->xcrossing.y;
- break;
- default:
- *x = 0;
- *y = 0;
- break;
- }
-}
-
-static void
-NotifyScroll(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
- long call_data = 0;
- char style;
- Position x, y;
-
- if (w->scrollbar.direction == 0) /* if no StartScroll */
- return;
-
- if (LookAhead(gw, event))
- return;
-
- if (*num_params > 0)
- style = *params[0];
- else
- style = 'P';
-
- switch(style) {
- case 'P': /* Proportional */
- case 'p':
- ExtractPosition(event, &x, &y);
- call_data = InRange(PICKLENGTH(w, x, y), 0, (int)w->scrollbar.length);
- break;
- case 'F': /* FullLength */
- case 'f':
- call_data = w->scrollbar.length;
- break;
- }
-
- switch(w->scrollbar.direction) {
- case 'B':
- case 'b':
- call_data = -call_data;
- /*FALLTHROUGH*/
- case 'F':
- case 'f':
- XtCallCallbacks(gw, XtNscrollProc, (XtPointer)call_data);
- break;
- case 'C':
- case 'c': /* NotifyThumb has already called the thumbProc(s) */
- break;
- }
-}
-
-/*ARGSUSED*/
-static void
-EndScroll(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
-
- XtVaSetValues(gw, XtNcursor, w->scrollbar.inactiveCursor, NULL);
- XFlush(XtDisplay(w)); /* make sure it get propogated */
-
- w->scrollbar.direction = 0;
-}
-
-/*ARGSUSED*/
-static void
-MoveThumb(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
- Position x, y;
-
- if (w->scrollbar.direction == 0) /* if no StartScroll */
- return;
-
- if (LookAhead(gw, event))
- return;
-
- if (!event->xmotion.same_screen)
- return;
-
- ExtractPosition(event, &x, &y);
- w->scrollbar.top = FractionLoc(w, x, y);
-}
-
-/*ARGSUSED*/
-static void
-NotifyThumb(Widget gw, XEvent *event, String *params, Cardinal *num_params)
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
- union {
- XtPointer xtp;
- float xtf;
- } xtpf;
-
- if (w->scrollbar.direction == 0) /* if no StartScroll */
- return;
-
- if (LookAhead(gw, event))
- return;
-
- /* thumbProc is not pretty, but is necessary for backwards
- compatibility on those architectures for which it work{s,ed};
- the intent is to pass a (truncated) float by value. */
- xtpf.xtf = w->scrollbar.top;
- XtCallCallbacks(gw, XtNthumbProc, xtpf.xtp);
- XtCallCallbacks(gw, XtNjumpProc, (XtPointer)&w->scrollbar.top);
-
- PaintThumb(w);
-}
-
-/*
- * Public routines
- */
-/* Set the scroll bar to the given location. */
-void
-XawScrollbarSetThumb(Widget gw,
-#if NeedWidePrototypes
- double top, double shown
-#else
- float top, float shown
-#endif
- )
-{
- ScrollbarWidget w = (ScrollbarWidget)gw;
-
- if (w->scrollbar.direction == 'c') /* if still thumbing */
- return;
-
- w->scrollbar.top = top > 1.0 ? 1.0 : top >= 0.0 ? top : w->scrollbar.top;
-
- w->scrollbar.shown = shown > 1.0 ? 1.0 : shown >= 0.0 ?
- shown : w->scrollbar.shown;
- PaintThumb(w);
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Drawing.h>
+#include <X11/Xaw/ScrollbarP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define NoButton -1
+#define PICKLENGTH(widget, x, y) \
+(((widget)->scrollbar.orientation == XtorientHorizontal) ? (x) : (y))
+
+/*
+ * Class Methods
+ */
+static void XawScrollbarClassInitialize(void);
+static void XawScrollbarDestroy(Widget);
+static void XawScrollbarInitialize(Widget, Widget, ArgList, Cardinal*_args);
+static void XawScrollbarRealize(Widget, Mask*, XSetWindowAttributes*);
+static void XawScrollbarRedisplay(Widget, XEvent*, Region);
+static void XawScrollbarResize(Widget);
+static Boolean XawScrollbarSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static Boolean CompareEvents(XEvent*, XEvent*);
+static void CreateGC(Widget);
+static float FloatInRange(float, float, float);
+static float FractionLoc(ScrollbarWidget, int, int);
+static void ExtractPosition(XEvent*, Position*, Position*);
+static int InRange(int, int, int);
+static void FillArea(ScrollbarWidget, int, int, int);
+static Bool LookAhead(Widget, XEvent*);
+static void PaintThumb(ScrollbarWidget);
+static Bool PeekNotifyEvent(Display*, XEvent*, char*);
+static void SetDimensions(ScrollbarWidget);
+
+/*
+ * Actions
+ */
+static void EndScroll(Widget, XEvent*, String*, Cardinal*);
+static void MoveThumb(Widget, XEvent*, String*, Cardinal*);
+static void NotifyScroll(Widget, XEvent*, String*, Cardinal*);
+static void NotifyThumb(Widget, XEvent*, String*, Cardinal*);
+static void StartScroll(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+static char defaultTranslations[] =
+"<Btn1Down>:" "StartScroll(Forward)\n"
+"<Btn2Down>:" "StartScroll(Continuous) MoveThumb() NotifyThumb()\n"
+"<Btn3Down>:" "StartScroll(Backward)\n"
+"<Btn2Motion>:" "MoveThumb() NotifyThumb()\n"
+"<BtnUp>:" "NotifyScroll(Proportional) EndScroll()\n";
+
+static float floatZero = 0.0;
+
+#define Offset(field) XtOffsetOf(ScrollbarRec, field)
+
+static XtResource resources[] = {
+ {
+ XtNlength,
+ XtCLength,
+ XtRDimension,
+ sizeof(Dimension),
+ Offset(scrollbar.length),
+ XtRImmediate,
+ (XtPointer)1
+ },
+ {
+ XtNthickness,
+ XtCThickness,
+ XtRDimension,
+ sizeof(Dimension),
+ Offset(scrollbar.thickness),
+ XtRImmediate,
+ (XtPointer)14
+ },
+ {
+ XtNorientation,
+ XtCOrientation,
+ XtROrientation,
+ sizeof(XtOrientation),
+ Offset(scrollbar.orientation),
+ XtRImmediate,
+ (XtPointer)XtorientVertical
+ },
+ {
+ XtNscrollProc,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ Offset(scrollbar.scrollProc),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNthumbProc,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ Offset(scrollbar.thumbProc),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNjumpProc,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ Offset(scrollbar.jumpProc),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNthumb,
+ XtCThumb,
+ XtRBitmap,
+ sizeof(Pixmap),
+ Offset(scrollbar.thumb),
+ XtRImmediate,
+ (XtPointer)XtUnspecifiedPixmap
+ },
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ Offset(scrollbar.foreground),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNshown,
+ XtCShown,
+ XtRFloat,
+ sizeof(float),
+ Offset(scrollbar.shown),
+ XtRFloat,
+ (XtPointer)&floatZero
+ },
+ {
+ XtNtopOfThumb,
+ XtCTopOfThumb,
+ XtRFloat,
+ sizeof(float),
+ Offset(scrollbar.top),
+ XtRFloat,
+ (XtPointer)&floatZero
+ },
+ {
+ XtNscrollVCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ Offset(scrollbar.verCursor),
+ XtRString,
+ "sb_v_double_arrow"
+ },
+ {
+ XtNscrollHCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ Offset(scrollbar.horCursor),
+ XtRString,
+ "sb_h_double_arrow"
+ },
+ {
+ XtNscrollUCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ Offset(scrollbar.upCursor),
+ XtRString,
+ "sb_up_arrow"
+ },
+ {
+ XtNscrollDCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ Offset(scrollbar.downCursor),
+ XtRString,
+ "sb_down_arrow"
+ },
+ {
+ XtNscrollLCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ Offset(scrollbar.leftCursor),
+ XtRString,
+ "sb_left_arrow"
+ },
+ {
+ XtNscrollRCursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ Offset(scrollbar.rightCursor),
+ XtRString,
+ "sb_right_arrow"
+ },
+ {
+ XtNminimumThumb,
+ XtCMinimumThumb,
+ XtRDimension,
+ sizeof(Dimension),
+ Offset(scrollbar.min_thumb),
+ XtRImmediate,
+ (XtPointer)7
+ },
+};
+#undef Offset
+
+static XtActionsRec actions[] = {
+ {"StartScroll", StartScroll},
+ {"MoveThumb", MoveThumb},
+ {"NotifyThumb", NotifyThumb},
+ {"NotifyScroll", NotifyScroll},
+ {"EndScroll", EndScroll},
+};
+
+#define Superclass (&simpleClassRec)
+ScrollbarClassRec scrollbarClassRec = {
+ /* core */
+ {
+ (WidgetClass)&simpleClassRec, /* superclass */
+ "Scrollbar", /* class_name */
+ sizeof(ScrollbarRec), /* widget_size */
+ XawScrollbarClassInitialize, /* class_initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ XawScrollbarInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawScrollbarRealize, /* realize */
+ actions, /* actions */
+ XtNumber(actions), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawScrollbarDestroy, /* destroy */
+ XawScrollbarResize, /* resize */
+ XawScrollbarRedisplay, /* expose */
+ XawScrollbarSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ defaultTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* scrollbar */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass scrollbarWidgetClass = (WidgetClass)&scrollbarClassRec;
+
+/*
+ * Implementation
+ */
+static void
+XawScrollbarClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtROrientation, XmuCvtStringToOrientation,
+ NULL, 0);
+ XtSetTypeConverter(XtROrientation, XtRString, XmuCvtOrientationToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+/*
+ * Make sure the first number is within the range specified by the other
+ * two numbers.
+ */
+static int
+InRange(int num, int small, int big)
+{
+ return ((num < small) ? small : ((num > big) ? big : num));
+}
+
+/*
+ * Same as above, but for floating numbers
+ */
+static float
+FloatInRange(float num, float small, float big)
+{
+ return ((num < small) ? small : ((num > big) ? big : num));
+}
+
+/* Fill the area specified by top and bottom with the given pattern */
+static float
+FractionLoc(ScrollbarWidget w, int x, int y)
+{
+ float result;
+
+ result = PICKLENGTH(w, x / (float)XtWidth(w), y / (float)XtHeight(w));
+
+ return (FloatInRange(result, 0.0, 1.0));
+}
+
+static void
+FillArea(ScrollbarWidget w, int top, int bottom, int thumb)
+{
+ Dimension length;
+
+ top = XawMax(1, top);
+ if (w->scrollbar.orientation == XtorientHorizontal)
+ bottom = XawMin(bottom, XtWidth(w) - 1);
+ else
+ bottom = XawMin(bottom, XtHeight(w) - 1);
+
+ if (bottom <= top)
+ return;
+
+ length = bottom - top;
+
+ switch(thumb) {
+ /* Fill the new Thumb location */
+ case 1:
+ if (w->scrollbar.orientation == XtorientHorizontal)
+ XFillRectangle(XtDisplay(w), XtWindow(w), w->scrollbar.gc,
+ top, 1, length, XtHeight(w) - 2);
+ else
+ XFillRectangle(XtDisplay(w), XtWindow(w), w->scrollbar.gc,
+ 1, top, XtWidth(w) - 2, length);
+ break;
+ /* Clear the old Thumb location */
+ case 0:
+ if (w->scrollbar.orientation == XtorientHorizontal)
+ XClearArea(XtDisplay(w), XtWindow(w),
+ top, 1, length, XtHeight(w) - 2, False);
+ else
+ XClearArea(XtDisplay(w), XtWindow(w),
+ 1, top, XtWidth(w) - 2, length, False);
+ break;
+ }
+}
+
+
+/* Paint the thumb in the area specified by w->top and
+ w->shown. The old area is erased. The painting and
+ erasing is done cleverly so that no flickering will occur. */
+static void
+PaintThumb(ScrollbarWidget w)
+{
+ Position oldtop, oldbot, newtop, newbot;
+
+ oldtop = w->scrollbar.topLoc;
+ oldbot = oldtop + w->scrollbar.shownLength;
+ newtop = w->scrollbar.length * w->scrollbar.top;
+ newbot = newtop + (int)(w->scrollbar.length * w->scrollbar.shown);
+ if (newbot < newtop + (int)w->scrollbar.min_thumb)
+ newbot = newtop + w->scrollbar.min_thumb;
+ w->scrollbar.topLoc = newtop;
+ w->scrollbar.shownLength = newbot - newtop;
+
+ if (XtIsRealized((Widget)w)) {
+ if (newtop < oldtop)
+ FillArea(w, newtop, XawMin(newbot, oldtop), 1);
+ if (newtop > oldtop)
+ FillArea(w, oldtop, XawMin(newtop, oldbot), 0);
+ if (newbot < oldbot)
+ FillArea(w, XawMax(newbot, oldtop), oldbot, 0);
+ if (newbot > oldbot)
+ FillArea(w, XawMax(newtop, oldbot), newbot, 1);
+ }
+}
+
+static void
+SetDimensions(ScrollbarWidget w)
+{
+ if (w->scrollbar.orientation == XtorientVertical) {
+ w->scrollbar.length = XtHeight(w);
+ w->scrollbar.thickness = XtWidth(w);
+ }
+ else {
+ w->scrollbar.length = XtWidth(w);
+ w->scrollbar.thickness = XtHeight(w);
+ }
+}
+
+static void
+XawScrollbarDestroy(Widget w)
+{
+ ScrollbarWidget sbw = (ScrollbarWidget)w;
+
+ XtReleaseGC(w, sbw->scrollbar.gc);
+}
+
+static void
+CreateGC(Widget w)
+{
+ ScrollbarWidget sbw = (ScrollbarWidget)w;
+ XGCValues gcValues;
+ XtGCMask mask;
+ unsigned int depth = 1;
+
+ if (sbw->scrollbar.thumb == XtUnspecifiedPixmap)
+ sbw->scrollbar.thumb = XmuCreateStippledPixmap(XtScreen(w),
+ (Pixel)1, (Pixel)0,
+ depth);
+ else if (sbw->scrollbar.thumb != None) {
+ Window root;
+ int x, y;
+ unsigned int width, height, bw;
+
+ XGetGeometry(XtDisplay(w), sbw->scrollbar.thumb, &root, &x, &y,
+ &width, &height, &bw, &depth);
+ }
+
+ gcValues.foreground = sbw->scrollbar.foreground;
+ gcValues.background = sbw->core.background_pixel;
+ mask = GCForeground | GCBackground;
+
+ if (sbw->scrollbar.thumb != None) {
+ if (depth == 1) {
+ gcValues.fill_style = FillOpaqueStippled;
+ gcValues.stipple = sbw->scrollbar.thumb;
+ mask |= GCFillStyle | GCStipple;
+ }
+ else {
+ gcValues.fill_style = FillTiled;
+ gcValues.tile = sbw->scrollbar.thumb;
+ mask |= GCFillStyle | GCTile;
+ }
+ }
+ sbw->scrollbar.gc = XtGetGC(w, mask, &gcValues);
+}
+
+/* ARGSUSED */
+static void
+XawScrollbarInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ ScrollbarWidget w = (ScrollbarWidget)cnew;
+
+ CreateGC(cnew);
+
+ if (XtWidth(w) == 0)
+ XtWidth(w) = w->scrollbar.orientation == XtorientVertical ?
+ w->scrollbar.thickness : w->scrollbar.length;
+
+ if (XtHeight(w) == 0)
+ XtHeight(w) = w->scrollbar.orientation == XtorientHorizontal ?
+ w->scrollbar.thickness : w->scrollbar.length;
+
+ SetDimensions(w);
+ w->scrollbar.direction = 0;
+ w->scrollbar.topLoc = 0;
+ w->scrollbar.shownLength = w->scrollbar.min_thumb;
+}
+
+static void
+XawScrollbarRealize(Widget gw, Mask *valueMask,
+ XSetWindowAttributes *attributes)
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+
+ w->scrollbar.inactiveCursor = w->scrollbar.orientation == XtorientVertical ?
+ w->scrollbar.verCursor : w->scrollbar.horCursor;
+
+ XtVaSetValues(gw, XtNcursor, w->scrollbar.inactiveCursor, NULL);
+
+ /*
+ * The Simple widget actually stuffs the value in the valuemask
+ */
+ (*scrollbarWidgetClass->core_class.superclass->core_class.realize)
+ (gw, valueMask, attributes);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawScrollbarSetValues(Widget current, Widget request, Widget desired,
+ ArgList args, Cardinal *num_args)
+{
+ ScrollbarWidget w = (ScrollbarWidget)current;
+ ScrollbarWidget dw = (ScrollbarWidget)desired;
+ Boolean redraw = False;
+
+ /*
+ * If these values are outside the acceptable range ignore them...
+ */
+ if (dw->scrollbar.top < 0.0 || dw->scrollbar.top > 1.0)
+ dw->scrollbar.top = w->scrollbar.top;
+
+ if (dw->scrollbar.shown < 0.0 || dw->scrollbar.shown > 1.0)
+ dw->scrollbar.shown = w->scrollbar.shown;
+
+ if (XtIsRealized (desired)) {
+ if (w->scrollbar.foreground != dw->scrollbar.foreground ||
+ w->core.background_pixel != dw->core.background_pixel ||
+ w->scrollbar.thumb != dw->scrollbar.thumb) {
+ XtReleaseGC((Widget)dw, w->scrollbar.gc);
+ CreateGC((Widget)dw);
+ redraw = True;
+ }
+ if (w->scrollbar.top != dw->scrollbar.top ||
+ w->scrollbar.shown != dw->scrollbar.shown)
+ redraw = True;
+ }
+
+ return (redraw);
+}
+
+static void
+XawScrollbarResize(Widget gw)
+{
+ /* ForgetGravity has taken care of background, but thumb may
+ * have to move as a result of the new size. */
+ SetDimensions((ScrollbarWidget)gw);
+ XawScrollbarRedisplay(gw, NULL, NULL);
+}
+
+/*ARGSUSED*/
+static void
+XawScrollbarRedisplay(Widget gw, XEvent *event, Region region)
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+ int x, y;
+ unsigned int width, height;
+
+ if (Superclass->core_class.expose)
+ (*Superclass->core_class.expose)(gw, event, region);
+
+ if (w->scrollbar.orientation == XtorientHorizontal) {
+ x = w->scrollbar.topLoc;
+ y = 1;
+ width = w->scrollbar.shownLength;
+ height = XtHeight(w) - 2;
+ }
+ else {
+ x = 1;
+ y = w->scrollbar.topLoc;
+ width = XtWidth(w) - 2;
+ height = w->scrollbar.shownLength;
+ }
+
+ if (region == NULL ||
+ XRectInRegion(region, x, y, width, height) != RectangleOut) {
+ /* Forces entire thumb to be painted */
+ w->scrollbar.topLoc = -(w->scrollbar.length + 1);
+ PaintThumb(w);
+ }
+}
+
+/*ARGSUSED*/
+static void
+StartScroll(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+ Cursor cursor;
+ char direction;
+
+ if (w->scrollbar.direction != 0) /* if we're already scrolling */
+ return;
+ if (*num_params > 0)
+ direction = *params[0];
+ else
+ direction = 'C';
+
+ w->scrollbar.direction = direction;
+
+ switch(direction) {
+ case 'B':
+ case 'b':
+ cursor = w->scrollbar.orientation == XtorientVertical ?
+ w->scrollbar.downCursor : w->scrollbar.rightCursor;
+ break;
+ case 'F':
+ case 'f':
+ cursor = w->scrollbar.orientation == XtorientVertical ?
+ w->scrollbar.upCursor : w->scrollbar.leftCursor;
+ break;
+ case 'C':
+ case 'c':
+ cursor = w->scrollbar.orientation == XtorientVertical ?
+ w->scrollbar.rightCursor : w->scrollbar.upCursor;
+ break;
+ default:
+ return; /* invalid invocation */
+ }
+
+ XtVaSetValues(gw, XtNcursor, cursor, NULL);
+
+ XFlush(XtDisplay(w));
+}
+
+static Boolean
+CompareEvents(XEvent *oldEvent, XEvent *newEvent)
+{
+#define Check(field) if (newEvent->field != oldEvent->field) return (False)
+
+ Check(xany.display);
+ Check(xany.type);
+ Check(xany.window);
+
+ switch(newEvent->type) {
+ case MotionNotify:
+ Check(xmotion.state);
+ break;
+ case ButtonPress:
+ case ButtonRelease:
+ Check(xbutton.state);
+ Check(xbutton.button);
+ break;
+ case KeyPress:
+ case KeyRelease:
+ Check(xkey.state);
+ Check(xkey.keycode);
+ break;
+ case EnterNotify:
+ case LeaveNotify:
+ Check(xcrossing.mode);
+ Check(xcrossing.detail);
+ Check(xcrossing.state);
+ break;
+ }
+#undef Check
+
+ return (True);
+}
+
+struct EventData {
+ XEvent *oldEvent;
+ int count;
+};
+
+static Bool
+PeekNotifyEvent(Display *dpy, XEvent *event, char *args)
+{
+ struct EventData *eventData = (struct EventData*)args;
+
+ return (++eventData->count == QLength(dpy) /* since PeekIf blocks */
+ || CompareEvents(event, eventData->oldEvent));
+}
+
+static Bool
+LookAhead(Widget w, XEvent *event)
+{
+ XEvent newEvent;
+ struct EventData eventData;
+
+ if (QLength(XtDisplay(w)) == 0)
+ return (False);
+
+ eventData.count = 0;
+ eventData.oldEvent = event;
+
+ XPeekIfEvent(XtDisplay(w), &newEvent, PeekNotifyEvent, (char*)&eventData);
+
+ if (CompareEvents(event, &newEvent))
+ return (True);
+
+ return (False);
+}
+
+static void
+ExtractPosition(XEvent *event, Position *x, Position *y)
+{
+ switch(event->type) {
+ case MotionNotify:
+ *x = event->xmotion.x;
+ *y = event->xmotion.y;
+ break;
+ case ButtonPress:
+ case ButtonRelease:
+ *x = event->xbutton.x;
+ *y = event->xbutton.y;
+ break;
+ case KeyPress:
+ case KeyRelease:
+ *x = event->xkey.x;
+ *y = event->xkey.y;
+ break;
+ case EnterNotify:
+ case LeaveNotify:
+ *x = event->xcrossing.x;
+ *y = event->xcrossing.y;
+ break;
+ default:
+ *x = 0;
+ *y = 0;
+ break;
+ }
+}
+
+static void
+NotifyScroll(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+ long call_data = 0;
+ char style;
+ Position x, y;
+
+ if (w->scrollbar.direction == 0) /* if no StartScroll */
+ return;
+
+ if (LookAhead(gw, event))
+ return;
+
+ if (*num_params > 0)
+ style = *params[0];
+ else
+ style = 'P';
+
+ switch(style) {
+ case 'P': /* Proportional */
+ case 'p':
+ ExtractPosition(event, &x, &y);
+ call_data = InRange(PICKLENGTH(w, x, y), 0, (int)w->scrollbar.length);
+ break;
+ case 'F': /* FullLength */
+ case 'f':
+ call_data = w->scrollbar.length;
+ break;
+ }
+
+ switch(w->scrollbar.direction) {
+ case 'B':
+ case 'b':
+ call_data = -call_data;
+ /*FALLTHROUGH*/
+ case 'F':
+ case 'f':
+ XtCallCallbacks(gw, XtNscrollProc, (XtPointer)call_data);
+ break;
+ case 'C':
+ case 'c': /* NotifyThumb has already called the thumbProc(s) */
+ break;
+ }
+}
+
+/*ARGSUSED*/
+static void
+EndScroll(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+
+ XtVaSetValues(gw, XtNcursor, w->scrollbar.inactiveCursor, NULL);
+ XFlush(XtDisplay(w)); /* make sure it get propogated */
+
+ w->scrollbar.direction = 0;
+}
+
+/*ARGSUSED*/
+static void
+MoveThumb(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+ Position x, y;
+
+ if (w->scrollbar.direction == 0) /* if no StartScroll */
+ return;
+
+ if (LookAhead(gw, event))
+ return;
+
+ if (!event->xmotion.same_screen)
+ return;
+
+ ExtractPosition(event, &x, &y);
+ w->scrollbar.top = FractionLoc(w, x, y);
+}
+
+/*ARGSUSED*/
+static void
+NotifyThumb(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+ union {
+ XtPointer xtp;
+ float xtf;
+ } xtpf;
+
+ if (w->scrollbar.direction == 0) /* if no StartScroll */
+ return;
+
+ if (LookAhead(gw, event))
+ return;
+
+ /* thumbProc is not pretty, but is necessary for backwards
+ compatibility on those architectures for which it work{s,ed};
+ the intent is to pass a (truncated) float by value. */
+ xtpf.xtf = w->scrollbar.top;
+ XtCallCallbacks(gw, XtNthumbProc, xtpf.xtp);
+ XtCallCallbacks(gw, XtNjumpProc, (XtPointer)&w->scrollbar.top);
+
+ PaintThumb(w);
+}
+
+/*
+ * Public routines
+ */
+/* Set the scroll bar to the given location. */
+void
+XawScrollbarSetThumb(Widget gw,
+#if NeedWidePrototypes
+ double top, double shown
+#else
+ float top, float shown
+#endif
+ )
+{
+ ScrollbarWidget w = (ScrollbarWidget)gw;
+
+ if (w->scrollbar.direction == 'c') /* if still thumbing */
+ return;
+
+ w->scrollbar.top = top > 1.0 ? 1.0 : top >= 0.0 ? top : w->scrollbar.top;
+
+ w->scrollbar.shown = shown > 1.0 ? 1.0 : shown >= 0.0 ?
+ shown : w->scrollbar.shown;
+ PaintThumb(w);
+}
diff --git a/libXaw/src/Simple.c b/libXaw/src/Simple.c
index b5d2fddd8..711e9007a 100644
--- a/libXaw/src/Simple.c
+++ b/libXaw/src/Simple.c
@@ -1,500 +1,500 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Drawing.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/SimpleP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-#ifndef OLDXAW
-#include <X11/Xaw/Tip.h>
-#endif
-
-/*
- * Class Methods
- */
-static Bool ChangeSensitive(Widget);
-static void XawSimpleClassInitialize(void);
-static void XawSimpleClassPartInitialize(WidgetClass);
-#ifndef OLDXAW
-static void XawSimpleInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawSimpleDestroy(Widget);
-static void XawSimpleExpose(Widget, XEvent*, Region);
-#endif
-static void XawSimpleRealize(Widget, Mask*, XSetWindowAttributes*);
-static Boolean XawSimpleSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void ConvertCursor(Widget);
-
-/*
- * Initialization
- */
-#ifndef OLDXAW
-static XtActionsRec actions[] = {
- {"set-values", XawSetValuesAction},
- {"get-values", XawGetValuesAction},
- {"declare", XawDeclareAction},
- {"call-proc", XawCallProcAction},
-};
-#endif
-
-#define offset(field) XtOffsetOf(SimpleRec, simple.field)
-static XtResource resources[] = {
- {
- XtNcursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(cursor),
- XtRImmediate,
- (XtPointer)None
- },
- {
- XtNinsensitiveBorder,
- XtCInsensitive,
- XtRPixmap,
- sizeof(Pixmap),
- offset(insensitive_border),
- XtRImmediate,
- NULL
- },
- {
- XtNpointerColor,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(pointer_fg),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNpointerColorBackground,
- XtCBackground,
- XtRPixel,
- sizeof(Pixel),
- offset(pointer_bg),
- XtRString,
- XtDefaultBackground
- },
- {
- XtNcursorName,
- XtCCursor,
- XtRString,
- sizeof(String),
- offset(cursor_name),
- XtRString,
- NULL
- },
- {
- XtNinternational,
- XtCInternational,
- XtRBoolean,
- sizeof(Boolean),
- offset(international),
- XtRImmediate,
- (XtPointer)False
- },
-#ifndef OLDXAW
- {
- XawNdisplayList,
- XawCDisplayList,
- XawRDisplayList,
- sizeof(XawDisplayList*),
- offset(display_list),
- XtRImmediate,
- NULL
- },
- {
- XtNtip,
- XtCTip,
- XtRString,
- sizeof(String),
- offset(tip),
- XtRImmediate,
- NULL
- },
-#endif
-#undef offset
-};
-
-SimpleClassRec simpleClassRec = {
- /* core */
- {
- (WidgetClass)&widgetClassRec, /* superclass */
- "Simple", /* class_name */
- sizeof(SimpleRec), /* widget_size */
- XawSimpleClassInitialize, /* class_initialize */
- XawSimpleClassPartInitialize, /* class_part_initialize */
- False, /* class_inited */
-#ifndef OLDXAW
- XawSimpleInitialize, /* initialize */
-#else
- NULL, /* initialize */
-#endif
- NULL, /* initialize_hook */
- XawSimpleRealize, /* realize */
-#ifndef OLDXAW
- actions, /* actions */
- XtNumber(actions), /* num_actions */
-#else
- NULL, /* actions */
- 0, /* num_actions */
-#endif
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
-#ifndef OLDXAW
- XawSimpleDestroy, /* destroy */
-#else
- NULL, /* destroy */
-#endif
- NULL, /* resize */
-#ifndef OLDXAW
- XawSimpleExpose, /* expose */
-#else
- NULL, /* expose */
-#endif
- XawSimpleSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- ChangeSensitive, /* change_sensitive */
- },
-};
-
-WidgetClass simpleWidgetClass = (WidgetClass)&simpleClassRec;
-
-static void
-XawSimpleClassInitialize(void)
-{
- static XtConvertArgRec convertArg[] = {
- {
- XtWidgetBaseOffset,
- (XtPointer)XtOffsetOf(WidgetRec, core.screen),
- sizeof(Screen *)
- },
- {
- XtResourceString,
- (XtPointer)XtNpointerColor,
- sizeof(Pixel)
- },
- {
- XtResourceString,
- (XtPointer)XtNpointerColorBackground,
- sizeof(Pixel)
- },
- {
- XtWidgetBaseOffset,
- (XtPointer)XtOffsetOf(WidgetRec, core.colormap),
- sizeof(Colormap)
- },
- };
-
- XawInitializeWidgetSet();
- XtSetTypeConverter(XtRString, XtRColorCursor, XmuCvtStringToColorCursor,
- convertArg, XtNumber(convertArg), XtCacheByDisplay, NULL);
-}
-
-static void
-XawSimpleClassPartInitialize(WidgetClass cclass)
-{
- SimpleWidgetClass c = (SimpleWidgetClass)cclass;
- SimpleWidgetClass super = (SimpleWidgetClass)c->core_class.superclass;
-
- if (c->simple_class.change_sensitive == NULL) {
- char buf[BUFSIZ];
-
- (void)XmuSnprintf(buf, sizeof(buf),
- "%s Widget: The Simple Widget class method "
- "'change_sensitive' is undefined.\nA function "
- "must be defined or inherited.",
- c->core_class.class_name);
- XtWarning(buf);
- c->simple_class.change_sensitive = ChangeSensitive;
- }
-
- if (c->simple_class.change_sensitive == XtInheritChangeSensitive)
- c->simple_class.change_sensitive = super->simple_class.change_sensitive;
-}
-
-#ifndef OLDXAW
-/*ARGSUSED*/
-static void
-XawSimpleInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SimpleWidget simple = (SimpleWidget)cnew;
-
- if (simple->simple.tip)
- simple->simple.tip = XtNewString(simple->simple.tip);
-}
-
-static void
-XawSimpleDestroy(Widget w)
-{
- SimpleWidget simple = (SimpleWidget)w;
-
- if (simple->simple.tip)
- XtFree((XtPointer)simple->simple.tip);
-}
-#endif
-
-static void
-XawSimpleRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
-{
-#ifndef OLDXAW
- XawPixmap *pixmap;
-#endif
- Pixmap border_pixmap = CopyFromParent;
-
- if (!XtIsSensitive(w))
- {
- /* change border to gray; have to remember the old one,
- * so XtDestroyWidget deletes the proper one */
- if (((SimpleWidget)w)->simple.insensitive_border == None)
- ((SimpleWidget)w)->simple.insensitive_border =
- XmuCreateStippledPixmap(XtScreen(w),
- w->core.border_pixel,
- w->core.background_pixel,
- w->core.depth);
- border_pixmap = w->core.border_pixmap;
- attributes->border_pixmap =
- w->core.border_pixmap = ((SimpleWidget)w)->simple.insensitive_border;
-
- *valueMask |= CWBorderPixmap;
- *valueMask &= ~CWBorderPixel;
- }
-
- ConvertCursor(w);
-
- if ((attributes->cursor = ((SimpleWidget)w)->simple.cursor) != None)
- *valueMask |= CWCursor;
-
- XtCreateWindow(w, InputOutput, (Visual *)CopyFromParent,
- *valueMask, attributes);
-
- if (!XtIsSensitive(w))
- w->core.border_pixmap = border_pixmap;
-
-#ifndef OLDXAW
- if (w->core.background_pixmap > XtUnspecifiedPixmap) {
- pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
- w->core.colormap, w->core.depth);
- if (pixmap && pixmap->mask)
- XawReshapeWidget(w, pixmap);
- }
-
- if (((SimpleWidget)w)->simple.tip)
- XawTipEnable(w);
-#endif
-}
-
-/*
- * Function:
- * ConvertCursor
- *
- * Parameters:
- * w - simple widget
- *
- * Description:
- * Converts a name to a new cursor.
- */
-static void
-ConvertCursor(Widget w)
-{
- SimpleWidget simple = (SimpleWidget) w;
- XrmValue from, to;
- Cursor cursor = None;
-
- if (simple->simple.cursor_name == NULL)
- return;
-
- from.addr = (XPointer)simple->simple.cursor_name;
- from.size = strlen((char *)from.addr) + 1;
-
- to.size = sizeof(Cursor);
- to.addr = (XPointer)&cursor;
-
- if (XtConvertAndStore(w, XtRString, &from, XtRColorCursor, &to))
- simple->simple.cursor = cursor;
- else
- XtAppErrorMsg(XtWidgetToApplicationContext(w),
- "convertFailed","ConvertCursor","XawError",
- "Simple: ConvertCursor failed.",
- NULL, NULL);
-}
-
-
-/*ARGSUSED*/
-static Boolean
-XawSimpleSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SimpleWidget s_old = (SimpleWidget)current;
- SimpleWidget s_new = (SimpleWidget)cnew;
- Bool new_cursor = False;
-
- /* this disables user changes after creation */
- s_new->simple.international = s_old->simple.international;
-
- if (XtIsSensitive(current) != XtIsSensitive(cnew))
- (*((SimpleWidgetClass)XtClass(cnew))->simple_class.change_sensitive)
- (cnew);
-
- if (s_old->simple.cursor != s_new->simple.cursor)
- new_cursor = True;
-
- /*
- * We are not handling the string cursor_name correctly here
- */
-
- if (s_old->simple.pointer_fg != s_new->simple.pointer_fg ||
- s_old->simple.pointer_bg != s_new->simple.pointer_bg ||
- s_old->simple.cursor_name != s_new->simple.cursor_name) {
- ConvertCursor(cnew);
- new_cursor = True;
- }
-
- if (new_cursor && XtIsRealized(cnew)) {
- if (s_new->simple.cursor != None)
- XDefineCursor(XtDisplay(cnew), XtWindow(cnew), s_new->simple.cursor);
- else
- XUndefineCursor(XtDisplay(cnew), XtWindow(cnew));
- }
-
-#ifndef OLDXAW
- if (s_old->core.background_pixmap != s_new->core.background_pixmap) {
- XawPixmap *opix, *npix;
-
- opix = XawPixmapFromXPixmap(s_old->core.background_pixmap,
- XtScreen(s_old), s_old->core.colormap,
- s_old->core.depth);
- npix = XawPixmapFromXPixmap(s_new->core.background_pixmap,
- XtScreen(s_new), s_new->core.colormap,
- s_new->core.depth);
- if ((npix && npix->mask) || (opix && opix->mask))
- XawReshapeWidget(cnew, npix);
- }
-
- if (s_old->simple.tip != s_new->simple.tip) {
- if (s_old->simple.tip)
- XtFree((XtPointer)s_old->simple.tip);
- if (s_new->simple.tip)
- s_new->simple.tip = XtNewString(s_new->simple.tip);
- }
-
- if (s_old->simple.tip && !s_new->simple.tip)
- XawTipDisable(cnew);
- else if (!s_old->simple.tip && s_new->simple.tip)
- XawTipEnable(cnew);
-
- if (s_old->simple.display_list != s_new->simple.display_list)
- return (True);
-#endif /* OLDXAW */
-
- return (False);
-}
-
-#ifndef OLDXAW
-static void
-XawSimpleExpose(Widget w, XEvent *event, Region region)
-{
- SimpleWidget xaw = (SimpleWidget)w;
-
- if (xaw->simple.display_list)
- XawRunDisplayList(w, xaw->simple.display_list, event, region);
-}
-#endif
-
-static Bool
-ChangeSensitive(Widget w)
-{
- if (XtIsRealized(w)) {
- if (XtIsSensitive(w))
- if (w->core.border_pixmap != XtUnspecifiedPixmap)
- XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
- w->core.border_pixmap);
- else
- XSetWindowBorder(XtDisplay(w), XtWindow(w),
- w->core.border_pixel);
- else {
- if (((SimpleWidget)w)->simple.insensitive_border == None)
- ((SimpleWidget)w)->simple.insensitive_border =
- XmuCreateStippledPixmap(XtScreen(w),
- w->core.border_pixel,
- w->core.background_pixel,
- w->core.depth);
- XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
- ((SimpleWidget)w)->simple.insensitive_border);
- }
- }
-
- return (False);
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Drawing.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/SimpleP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+#ifndef OLDXAW
+#include <X11/Xaw/Tip.h>
+#endif
+
+/*
+ * Class Methods
+ */
+static Bool ChangeSensitive(Widget);
+static void XawSimpleClassInitialize(void);
+static void XawSimpleClassPartInitialize(WidgetClass);
+#ifndef OLDXAW
+static void XawSimpleInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawSimpleDestroy(Widget);
+static void XawSimpleExpose(Widget, XEvent*, Region);
+#endif
+static void XawSimpleRealize(Widget, Mask*, XSetWindowAttributes*);
+static Boolean XawSimpleSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void ConvertCursor(Widget);
+
+/*
+ * Initialization
+ */
+#ifndef OLDXAW
+static XtActionsRec actions[] = {
+ {"set-values", XawSetValuesAction},
+ {"get-values", XawGetValuesAction},
+ {"declare", XawDeclareAction},
+ {"call-proc", XawCallProcAction},
+};
+#endif
+
+#define offset(field) XtOffsetOf(SimpleRec, simple.field)
+static XtResource resources[] = {
+ {
+ XtNcursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(cursor),
+ XtRImmediate,
+ (XtPointer)None
+ },
+ {
+ XtNinsensitiveBorder,
+ XtCInsensitive,
+ XtRPixmap,
+ sizeof(Pixmap),
+ offset(insensitive_border),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNpointerColor,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(pointer_fg),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNpointerColorBackground,
+ XtCBackground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(pointer_bg),
+ XtRString,
+ XtDefaultBackground
+ },
+ {
+ XtNcursorName,
+ XtCCursor,
+ XtRString,
+ sizeof(String),
+ offset(cursor_name),
+ XtRString,
+ NULL
+ },
+ {
+ XtNinternational,
+ XtCInternational,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(international),
+ XtRImmediate,
+ (XtPointer)False
+ },
+#ifndef OLDXAW
+ {
+ XawNdisplayList,
+ XawCDisplayList,
+ XawRDisplayList,
+ sizeof(XawDisplayList*),
+ offset(display_list),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNtip,
+ XtCTip,
+ XtRString,
+ sizeof(String),
+ offset(tip),
+ XtRImmediate,
+ NULL
+ },
+#endif
+#undef offset
+};
+
+SimpleClassRec simpleClassRec = {
+ /* core */
+ {
+ (WidgetClass)&widgetClassRec, /* superclass */
+ "Simple", /* class_name */
+ sizeof(SimpleRec), /* widget_size */
+ XawSimpleClassInitialize, /* class_initialize */
+ XawSimpleClassPartInitialize, /* class_part_initialize */
+ False, /* class_inited */
+#ifndef OLDXAW
+ XawSimpleInitialize, /* initialize */
+#else
+ NULL, /* initialize */
+#endif
+ NULL, /* initialize_hook */
+ XawSimpleRealize, /* realize */
+#ifndef OLDXAW
+ actions, /* actions */
+ XtNumber(actions), /* num_actions */
+#else
+ NULL, /* actions */
+ 0, /* num_actions */
+#endif
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+#ifndef OLDXAW
+ XawSimpleDestroy, /* destroy */
+#else
+ NULL, /* destroy */
+#endif
+ NULL, /* resize */
+#ifndef OLDXAW
+ XawSimpleExpose, /* expose */
+#else
+ NULL, /* expose */
+#endif
+ XawSimpleSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ ChangeSensitive, /* change_sensitive */
+ },
+};
+
+WidgetClass simpleWidgetClass = (WidgetClass)&simpleClassRec;
+
+static void
+XawSimpleClassInitialize(void)
+{
+ static XtConvertArgRec convertArg[] = {
+ {
+ XtWidgetBaseOffset,
+ (XtPointer)XtOffsetOf(WidgetRec, core.screen),
+ sizeof(Screen *)
+ },
+ {
+ XtResourceString,
+ (XtPointer)XtNpointerColor,
+ sizeof(Pixel)
+ },
+ {
+ XtResourceString,
+ (XtPointer)XtNpointerColorBackground,
+ sizeof(Pixel)
+ },
+ {
+ XtWidgetBaseOffset,
+ (XtPointer)XtOffsetOf(WidgetRec, core.colormap),
+ sizeof(Colormap)
+ },
+ };
+
+ XawInitializeWidgetSet();
+ XtSetTypeConverter(XtRString, XtRColorCursor, XmuCvtStringToColorCursor,
+ convertArg, XtNumber(convertArg), XtCacheByDisplay, NULL);
+}
+
+static void
+XawSimpleClassPartInitialize(WidgetClass cclass)
+{
+ SimpleWidgetClass c = (SimpleWidgetClass)cclass;
+ SimpleWidgetClass super = (SimpleWidgetClass)c->core_class.superclass;
+
+ if (c->simple_class.change_sensitive == NULL) {
+ char buf[BUFSIZ];
+
+ (void)XmuSnprintf(buf, sizeof(buf),
+ "%s Widget: The Simple Widget class method "
+ "'change_sensitive' is undefined.\nA function "
+ "must be defined or inherited.",
+ c->core_class.class_name);
+ XtWarning(buf);
+ c->simple_class.change_sensitive = ChangeSensitive;
+ }
+
+ if (c->simple_class.change_sensitive == XtInheritChangeSensitive)
+ c->simple_class.change_sensitive = super->simple_class.change_sensitive;
+}
+
+#ifndef OLDXAW
+/*ARGSUSED*/
+static void
+XawSimpleInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SimpleWidget simple = (SimpleWidget)cnew;
+
+ if (simple->simple.tip)
+ simple->simple.tip = XtNewString(simple->simple.tip);
+}
+
+static void
+XawSimpleDestroy(Widget w)
+{
+ SimpleWidget simple = (SimpleWidget)w;
+
+ if (simple->simple.tip)
+ XtFree((XtPointer)simple->simple.tip);
+}
+#endif
+
+static void
+XawSimpleRealize(Widget w, Mask *valueMask, XSetWindowAttributes *attributes)
+{
+#ifndef OLDXAW
+ XawPixmap *pixmap;
+#endif
+ Pixmap border_pixmap = CopyFromParent;
+
+ if (!XtIsSensitive(w))
+ {
+ /* change border to gray; have to remember the old one,
+ * so XtDestroyWidget deletes the proper one */
+ if (((SimpleWidget)w)->simple.insensitive_border == None)
+ ((SimpleWidget)w)->simple.insensitive_border =
+ XmuCreateStippledPixmap(XtScreen(w),
+ w->core.border_pixel,
+ w->core.background_pixel,
+ w->core.depth);
+ border_pixmap = w->core.border_pixmap;
+ attributes->border_pixmap =
+ w->core.border_pixmap = ((SimpleWidget)w)->simple.insensitive_border;
+
+ *valueMask |= CWBorderPixmap;
+ *valueMask &= ~CWBorderPixel;
+ }
+
+ ConvertCursor(w);
+
+ if ((attributes->cursor = ((SimpleWidget)w)->simple.cursor) != None)
+ *valueMask |= CWCursor;
+
+ XtCreateWindow(w, InputOutput, (Visual *)CopyFromParent,
+ *valueMask, attributes);
+
+ if (!XtIsSensitive(w))
+ w->core.border_pixmap = border_pixmap;
+
+#ifndef OLDXAW
+ if (w->core.background_pixmap > XtUnspecifiedPixmap) {
+ pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
+ w->core.colormap, w->core.depth);
+ if (pixmap && pixmap->mask)
+ XawReshapeWidget(w, pixmap);
+ }
+
+ if (((SimpleWidget)w)->simple.tip)
+ XawTipEnable(w);
+#endif
+}
+
+/*
+ * Function:
+ * ConvertCursor
+ *
+ * Parameters:
+ * w - simple widget
+ *
+ * Description:
+ * Converts a name to a new cursor.
+ */
+static void
+ConvertCursor(Widget w)
+{
+ SimpleWidget simple = (SimpleWidget) w;
+ XrmValue from, to;
+ Cursor cursor = None;
+
+ if (simple->simple.cursor_name == NULL)
+ return;
+
+ from.addr = (XPointer)simple->simple.cursor_name;
+ from.size = strlen((char *)from.addr) + 1;
+
+ to.size = sizeof(Cursor);
+ to.addr = (XPointer)&cursor;
+
+ if (XtConvertAndStore(w, XtRString, &from, XtRColorCursor, &to))
+ simple->simple.cursor = cursor;
+ else
+ XtAppErrorMsg(XtWidgetToApplicationContext(w),
+ "convertFailed","ConvertCursor","XawError",
+ "Simple: ConvertCursor failed.",
+ NULL, NULL);
+}
+
+
+/*ARGSUSED*/
+static Boolean
+XawSimpleSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SimpleWidget s_old = (SimpleWidget)current;
+ SimpleWidget s_new = (SimpleWidget)cnew;
+ Bool new_cursor = False;
+
+ /* this disables user changes after creation */
+ s_new->simple.international = s_old->simple.international;
+
+ if (XtIsSensitive(current) != XtIsSensitive(cnew))
+ (*((SimpleWidgetClass)XtClass(cnew))->simple_class.change_sensitive)
+ (cnew);
+
+ if (s_old->simple.cursor != s_new->simple.cursor)
+ new_cursor = True;
+
+ /*
+ * We are not handling the string cursor_name correctly here
+ */
+
+ if (s_old->simple.pointer_fg != s_new->simple.pointer_fg ||
+ s_old->simple.pointer_bg != s_new->simple.pointer_bg ||
+ s_old->simple.cursor_name != s_new->simple.cursor_name) {
+ ConvertCursor(cnew);
+ new_cursor = True;
+ }
+
+ if (new_cursor && XtIsRealized(cnew)) {
+ if (s_new->simple.cursor != None)
+ XDefineCursor(XtDisplay(cnew), XtWindow(cnew), s_new->simple.cursor);
+ else
+ XUndefineCursor(XtDisplay(cnew), XtWindow(cnew));
+ }
+
+#ifndef OLDXAW
+ if (s_old->core.background_pixmap != s_new->core.background_pixmap) {
+ XawPixmap *opix, *npix;
+
+ opix = XawPixmapFromXPixmap(s_old->core.background_pixmap,
+ XtScreen(s_old), s_old->core.colormap,
+ s_old->core.depth);
+ npix = XawPixmapFromXPixmap(s_new->core.background_pixmap,
+ XtScreen(s_new), s_new->core.colormap,
+ s_new->core.depth);
+ if ((npix && npix->mask) || (opix && opix->mask))
+ XawReshapeWidget(cnew, npix);
+ }
+
+ if (s_old->simple.tip != s_new->simple.tip) {
+ if (s_old->simple.tip)
+ XtFree((XtPointer)s_old->simple.tip);
+ if (s_new->simple.tip)
+ s_new->simple.tip = XtNewString(s_new->simple.tip);
+ }
+
+ if (s_old->simple.tip && !s_new->simple.tip)
+ XawTipDisable(cnew);
+ else if (!s_old->simple.tip && s_new->simple.tip)
+ XawTipEnable(cnew);
+
+ if (s_old->simple.display_list != s_new->simple.display_list)
+ return (True);
+#endif /* OLDXAW */
+
+ return (False);
+}
+
+#ifndef OLDXAW
+static void
+XawSimpleExpose(Widget w, XEvent *event, Region region)
+{
+ SimpleWidget xaw = (SimpleWidget)w;
+
+ if (xaw->simple.display_list)
+ XawRunDisplayList(w, xaw->simple.display_list, event, region);
+}
+#endif
+
+static Bool
+ChangeSensitive(Widget w)
+{
+ if (XtIsRealized(w)) {
+ if (XtIsSensitive(w))
+ if (w->core.border_pixmap != XtUnspecifiedPixmap)
+ XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
+ w->core.border_pixmap);
+ else
+ XSetWindowBorder(XtDisplay(w), XtWindow(w),
+ w->core.border_pixel);
+ else {
+ if (((SimpleWidget)w)->simple.insensitive_border == None)
+ ((SimpleWidget)w)->simple.insensitive_border =
+ XmuCreateStippledPixmap(XtScreen(w),
+ w->core.border_pixel,
+ w->core.background_pixel,
+ w->core.depth);
+ XSetWindowBorderPixmap(XtDisplay(w), XtWindow(w),
+ ((SimpleWidget)w)->simple.insensitive_border);
+ }
+ }
+
+ return (False);
+}
diff --git a/libXaw/src/SimpleMenu.c b/libXaw/src/SimpleMenu.c
index cfde9df29..0152a8560 100644
--- a/libXaw/src/SimpleMenu.c
+++ b/libXaw/src/SimpleMenu.c
@@ -1,1830 +1,1830 @@
-/*
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- */
-
-/*
- * SimpleMenu.c - Source code file for SimpleMenu widget.
- *
- * Date: April 3, 1989
- *
- * By: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Initer.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/SimpleMenP.h>
-#include <X11/Xaw/SmeBSBP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define streq(a, b) (strcmp((a), (b)) == 0)
-
-#define ForAllChildren(smw, childP) \
-for ((childP) = (SmeObject *)(smw)->composite.children; \
- (childP) < (SmeObject *)((smw)->composite.children \
- + (smw)->composite.num_children); \
- (childP)++)
-
-#ifndef OLDXAW
-#define SMW_UNMAPPING 0x01
-#define SMW_POPLEFT 0x02
-#endif
-
-/*
- * Class Methods
- */
-static void XawSimpleMenuChangeManaged(Widget);
-static void XawSimpleMenuClassInitialize(void);
-static void XawSimpleMenuClassPartInitialize(WidgetClass);
-static XtGeometryResult XawSimpleMenuGeometryManager(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawSimpleMenuInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawSimpleMenuRealize(Widget, XtValueMask*, XSetWindowAttributes*);
-static void XawSimpleMenuRedisplay(Widget, XEvent*, Region);
-static void XawSimpleMenuResize(Widget);
-static Boolean XawSimpleMenuSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static Boolean XawSimpleMenuSetValuesHook(Widget, ArgList, Cardinal*);
-#ifndef OLDXAW
-static void PopupSubMenu(SimpleMenuWidget);
-static void PopdownSubMenu(SimpleMenuWidget);
-static void PopupCB(Widget, XtPointer, XtPointer);
-#endif
-
-/*
- * Prototypes
- */
-static void AddPositionAction(XtAppContext, XPointer);
-static void CalculateNewSize(Widget, Dimension*, Dimension*);
-static void ChangeCursorOnGrab(Widget, XtPointer, XtPointer);
-static void CreateLabel(Widget);
-static SmeObject DoGetEventEntry(Widget, int, int);
-static Widget FindMenu(Widget, String);
-static SmeObject GetEventEntry(Widget, XEvent*);
-static void Layout(Widget, Dimension*, Dimension*);
-static void MakeResizeRequest(Widget);
-static void MakeSetValuesRequest(Widget, unsigned int, unsigned int);
-static void MoveMenu(Widget, int, int);
-static void PositionMenu(Widget, XPoint*);
-
-/*
- * Actions
- */
-static void Highlight(Widget, XEvent*, String*, Cardinal*);
-static void Notify(Widget, XEvent*, String*, Cardinal*);
-#ifndef OLDXAW
-static void Popdown(Widget, XEvent*, String*, Cardinal*);
-#endif
-static void PositionMenuAction(Widget, XEvent*, String*, Cardinal*);
-static void Unhighlight(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(SimpleMenuRec, simple_menu.field)
-
-static XtResource resources[] = {
- /* label */
- {
- XtNlabel,
- XtCLabel,
- XtRString,
- sizeof(String),
- offset(label_string),
- XtRString,
- NULL
- },
- {
- XtNlabelClass,
- XtCLabelClass,
- XtRPointer,
- sizeof(WidgetClass),
- offset(label_class),
- XtRImmediate,
- NULL
- },
-
- /* layout */
- {
- XtNrowHeight,
- XtCRowHeight,
- XtRDimension,
- sizeof(Dimension),
- offset(row_height),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNtopMargin,
- XtCVerticalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(top_margin),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNbottomMargin,
- XtCVerticalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(bottom_margin),
- XtRImmediate,
- (XtPointer)0
- },
-#ifndef OLDXAW
- {
- XtNleftMargin,
- XtCHorizontalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(left_margin),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNrightMargin,
- XtCHorizontalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(right_margin),
- XtRImmediate,
- (XtPointer)0
- },
-#endif
-
- /* misc */
- {
- XtNallowShellResize,
- XtCAllowShellResize,
- XtRBoolean,
- sizeof(Boolean),
- XtOffsetOf(SimpleMenuRec, shell.allow_shell_resize),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNcursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(cursor),
- XtRImmediate,
- (XtPointer)None
- },
- {
- XtNmenuOnScreen,
- XtCMenuOnScreen,
- XtRBoolean,
- sizeof(Boolean),
- offset(menu_on_screen),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNpopupOnEntry,
- XtCPopupOnEntry,
- XtRWidget,
- sizeof(Widget),
- offset(popup_entry),
- XtRWidget,
- NULL
- },
- {
- XtNbackingStore,
- XtCBackingStore,
- XtRBackingStore,
- sizeof(int),
- offset(backing_store),
- XtRImmediate,
- (XtPointer)(Always + WhenMapped + NotUseful)
- },
-#ifndef OLDXAW
- {
- XawNdisplayList,
- XawCDisplayList,
- XawRDisplayList,
- sizeof(XawDisplayList*),
- offset(display_list),
- XtRImmediate,
- NULL
- },
-#endif
-};
-#undef offset
-
-static char defaultTranslations[] =
-"<Enter>:" "highlight()\n"
-"<Leave>:" "unhighlight()\n"
-"<BtnMotion>:" "highlight()\n"
-#ifndef OLDXAW
-"<BtnUp>:" "popdown() notify() unhighlight()\n"
-#else
-"<BtnUp>:" "MenuPopdown() notify() unhighlight()\n"
-#endif
-;
-
-static XtActionsRec actionsList[] =
-{
- {"notify", Notify},
- {"highlight", Highlight},
- {"unhighlight", Unhighlight},
-#ifndef OLDXAW
- {"popdown", Popdown},
- {"set-values", XawSetValuesAction},
- {"get-values", XawGetValuesAction},
- {"declare", XawDeclareAction},
- {"call-proc", XawCallProcAction},
-#endif
-};
-
-static CompositeClassExtensionRec extension_rec = {
- NULL, /* next_extension */
- NULLQUARK, /* record_type */
- XtCompositeExtensionVersion, /* version */
- sizeof(CompositeClassExtensionRec), /* record_size */
- True, /* accepts_objects */
-};
-
-#define Superclass (&overrideShellClassRec)
-SimpleMenuClassRec simpleMenuClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "SimpleMenu", /* class_name */
- sizeof(SimpleMenuRec), /* size */
- XawSimpleMenuClassInitialize, /* class_initialize */
- XawSimpleMenuClassPartInitialize, /* class_part_initialize */
- False, /* class_inited */
- XawSimpleMenuInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawSimpleMenuRealize, /* realize */
- actionsList, /* actions */
- XtNumber(actionsList), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XawSimpleMenuResize, /* resize */
- XawSimpleMenuRedisplay, /* expose */
- XawSimpleMenuSetValues, /* set_values */
- XawSimpleMenuSetValuesHook, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* intrinsics version */
- NULL, /* callback offsets */
- defaultTranslations, /* tm_table */
- NULL, /* query_geometry */
- NULL, /* display_accelerator */
- NULL, /* extension */
- },
- /* composite */
- {
- XawSimpleMenuGeometryManager, /* geometry_manager */
- XawSimpleMenuChangeManaged, /* change_managed */
- XtInheritInsertChild, /* insert_child */
- XtInheritDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- /* shell */
- {
- NULL, /* extension */
- },
- /* override */
- {
- NULL, /* extension */
- },
- /* simple_menu */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass simpleMenuWidgetClass = (WidgetClass)&simpleMenuClassRec;
-
-/*
- * Implementation
- */
-/*
- * Function:
- * XawSimpleMenuClassInitialize
- *
- * Description:
- * Class Initialize routine, called only once.
- */
-static void
-XawSimpleMenuClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
- NULL, 0);
- XtSetTypeConverter(XtRBackingStore, XtRString, XmuCvtBackingStoreToString,
- NULL, 0, XtCacheNone, NULL);
- XmuAddInitializer(AddPositionAction, NULL);
-}
-
-/*
- * Function:
- * XawSimpleMenuClassPartInitialize
- * Arguments: wc - the widget class of the subclass.
- *
- * Description:
- * Class Part Initialize routine, called for every subclass. Makes
- * sure that the subclasses pick up the extension record.
- */
-static void
-XawSimpleMenuClassPartInitialize(WidgetClass wc)
-{
- SimpleMenuWidgetClass smwc = (SimpleMenuWidgetClass)wc;
-
- /*
- * Make sure that our subclass gets the extension rec too
- */
- extension_rec.next_extension = smwc->composite_class.extension;
- smwc->composite_class.extension = (XtPointer) &extension_rec;
-}
-
-/*
- * Function:
- * XawSimpleMenuInitialize
- *
- * Parameters:
- * request - widget requested by the argument list
- * cnew - new widget with both resource and non resource values
- *
- * Description:
- * Initializes the simple menu widget.
- */
-/*ARGSUSED*/
-static void
-XawSimpleMenuInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)cnew;
- Dimension width, height;
-
- XmuCallInitializers(XtWidgetToApplicationContext(cnew));
-
- if (smw->simple_menu.label_class == NULL)
- smw->simple_menu.label_class = smeBSBObjectClass;
-
- smw->simple_menu.label = NULL;
- smw->simple_menu.entry_set = NULL;
- smw->simple_menu.recursive_set_values = False;
-#ifndef OLDXAW
- smw->simple_menu.sub_menu = NULL;
- smw->simple_menu.state = 0;
-
- XtAddCallback(cnew, XtNpopupCallback, PopupCB, NULL);
-#endif
-
- if (smw->simple_menu.label_string != NULL)
- CreateLabel(cnew);
-
- width = height = 0;
- CalculateNewSize(cnew, &width, &height);
-
- smw->simple_menu.menu_width = True;
-
- if (XtWidth(smw) == 0) {
- smw->simple_menu.menu_width = False;
- XtWidth(smw) = width;
- }
-
- smw->simple_menu.menu_height = True;
-
- if (XtHeight(smw) == 0) {
- smw->simple_menu.menu_height = False;
- XtHeight(smw) = height;
- }
-
- /*
- * Add a popup_callback routine for changing the cursor
- */
- XtAddCallback(cnew, XtNpopupCallback, ChangeCursorOnGrab, NULL);
-}
-
-/*
- * Function:
- * XawSimpleMenuRedisplay
- *
- * Parameters:
- * w - simple menu widget
- * event - X event that caused this redisplay
- * region - region the needs to be repainted
- *
- * Description:
- * Redisplays the contents of the widget.
- */
-/*ARGSUSED*/
-static void
-XawSimpleMenuRedisplay(Widget w, XEvent *event, Region region)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- SmeObject *entry;
- SmeObjectClass cclass;
-
- if (region == NULL)
- XClearWindow(XtDisplay(w), XtWindow(w));
-
-#ifndef OLDXAW
- if (smw->simple_menu.display_list)
- XawRunDisplayList(w, smw->simple_menu.display_list, event, region);
-#endif
-
- /*
- * Check and Paint each of the entries - including the label
- */
- ForAllChildren(smw, entry) {
- if (!XtIsManaged((Widget)*entry))
- continue;
-
- if (region != NULL)
- switch(XRectInRegion(region, XtX(*entry),XtY(*entry),
- XtWidth(*entry), XtHeight(*entry))) {
- case RectangleIn:
- case RectanglePart:
- break;
- default:
- continue;
- }
-
- cclass = (SmeObjectClass)(*entry)->object.widget_class;
-
- if (cclass->rect_class.expose != NULL)
- (cclass->rect_class.expose)((Widget)*entry, NULL, NULL);
- }
-}
-
-/*
- * Function:
- * XawSimpleMenuRealize
- *
- * Parameters:
- * w - simple menu widget
- * mask - value mask for the window to create
- * attrs - attributes for the window to create
- *
- * Description:
- * Realizes the widget.
- */
-static void
-XawSimpleMenuRealize(Widget w, XtValueMask *mask, XSetWindowAttributes *attrs)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
-#ifndef OLDXAW
- XawPixmap *pixmap;
-#endif
-
- attrs->cursor = smw->simple_menu.cursor;
- *mask |= CWCursor;
- if (smw->simple_menu.backing_store == Always ||
- smw->simple_menu.backing_store == NotUseful ||
- smw->simple_menu.backing_store == WhenMapped) {
- *mask |= CWBackingStore;
- attrs->backing_store = smw->simple_menu.backing_store;
- }
- else
- *mask &= ~CWBackingStore;
-
- (*Superclass->core_class.realize)(w, mask, attrs);
-
-#ifndef OLDXAW
- if (w->core.background_pixmap > XtUnspecifiedPixmap) {
- pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
- w->core.colormap, w->core.depth);
- if (pixmap && pixmap->mask)
- XawReshapeWidget(w, pixmap);
- }
-#endif
-}
-
-/*
- * Function:
- * XawSimpleMenuResize
- *
- * Parameters:
- * w - simple menu widget
- *
- * Description:
- * Handle the menu being resized.
- */
-static void
-XawSimpleMenuResize(Widget w)
-{
- if (!XtIsRealized(w))
- return;
-
- Layout(w, NULL, NULL);
-
- XawSimpleMenuRedisplay(w, NULL, NULL);
-}
-
-/*
- * Function:
- * XawSimpleMenuSetValues
- *
- * Parameters:
- * current - current state of the widget
- * request - what was requested
- * cnew - what the widget will become
- *
- * Description:
- * Relayout the menu when one of the resources is changed.
- */
-/*ARGSUSED*/
-static Boolean
-XawSimpleMenuSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SimpleMenuWidget smw_old = (SimpleMenuWidget)current;
- SimpleMenuWidget smw_new = (SimpleMenuWidget)cnew;
- Boolean ret_val = False, layout = False;
-
- if (!XtIsRealized(current))
- return (False);
-
- if (!smw_new->simple_menu.recursive_set_values) {
- if (XtWidth(smw_new) != XtWidth(smw_old)) {
- smw_new->simple_menu.menu_width = XtWidth(smw_new) != 0;
- layout = True;
- }
- if (XtHeight(smw_new) != XtHeight(smw_old)) {
- smw_new->simple_menu.menu_height = XtHeight(smw_new) != 0;
- layout = True;
- }
- }
-
- if (smw_old->simple_menu.cursor != smw_new->simple_menu.cursor)
- XDefineCursor(XtDisplay(cnew), XtWindow(cnew),
- smw_new->simple_menu.cursor);
-
- if (smw_old->simple_menu.label_string !=smw_new->simple_menu.label_string) {
- if (smw_new->simple_menu.label_string == NULL) /* Destroy */
- XtDestroyWidget((Widget)smw_old->simple_menu.label);
- else if (smw_old->simple_menu.label_string == NULL) /* Create */
- CreateLabel(cnew);
- else { /* Change */
- Arg arglist[1];
-
- XtSetArg(arglist[0], XtNlabel, smw_new->simple_menu.label_string);
- XtSetValues((Widget)smw_new->simple_menu.label, arglist, ONE);
- }
- }
-
- if (smw_old->simple_menu.label_class != smw_new->simple_menu.label_class)
- XtAppWarning(XtWidgetToApplicationContext(cnew),
- "No Dynamic class change of the SimpleMenu Label.");
-
- if (smw_old->simple_menu.top_margin != smw_new->simple_menu.top_margin
- || smw_old->simple_menu.bottom_margin
- != smw_new->simple_menu.bottom_margin) {
- layout = True;
- ret_val = True;
- }
-
-#ifndef OLDXAW
- if (smw_old->core.background_pixmap != smw_new->core.background_pixmap) {
- XawPixmap *opix, *npix;
-
- opix = XawPixmapFromXPixmap(smw_old->core.background_pixmap,
- XtScreen(smw_old), smw_old->core.colormap,
- smw_old->core.depth);
- npix = XawPixmapFromXPixmap(smw_new->core.background_pixmap,
- XtScreen(smw_new), smw_new->core.colormap,
- smw_new->core.depth);
- if ((npix && npix->mask) || (opix && opix->mask))
- XawReshapeWidget(cnew, npix);
- }
-#endif
-
- if (layout)
- Layout(cnew, NULL, NULL);
-
- return (ret_val);
-}
-
-/*
- * Function:
- * XawSimpleMenuSetValuesHook
- *
- * Parameters:
- * w - menu widget
- * arglist - argument list passed to XtSetValues
- * num_args - number of args
- *
- * Description:
- * To handle a special case, this is passed the actual arguments.
- */
-static Boolean
-XawSimpleMenuSetValuesHook(Widget w, ArgList arglist, Cardinal *num_args)
-{
- Cardinal i;
- Dimension width, height;
-
- width = XtWidth(w);
- height = XtHeight(w);
-
- for (i = 0 ; i < *num_args ; i++) {
- if (streq(arglist[i].name, XtNwidth))
- width = (Dimension)arglist[i].value;
- if (streq(arglist[i].name, XtNheight))
- height = (Dimension) arglist[i].value;
- }
-
- if (width != XtWidth(w) || height != XtHeight(w))
- MakeSetValuesRequest(w, width, height);
-
- return (False);
-}
-
-/*
- * Geometry Management routines
- */
-/*
- * Function:
- * XawSimpleMenuGeometryManager
- *
- * Parameters:
- * w - Menu Entry making the request
- * request - requested new geometry
- * reply - the allowed geometry.
- *
- * Description:
- * This is the SimpleMenu Widget's Geometry Manager.
- *
- * Returns:
- * XtGeometry{Yes, No, Almost}
- */
-static XtGeometryResult
-XawSimpleMenuGeometryManager(Widget w, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)XtParent(w);
- SmeObject entry = (SmeObject)w;
- XtGeometryMask mode = request->request_mode;
- XtGeometryResult answer;
- Dimension old_height, old_width;
-
- if (!(mode & CWWidth) && !(mode & CWHeight))
- return (XtGeometryNo);
-
- reply->width = request->width;
- reply->height = request->height;
-
- old_width = XtWidth(entry);
- old_height = XtHeight(entry);
-
- Layout(w, &reply->width, &reply->height);
-
- /*
- * Since we are an override shell and have no parent there is no one to
- * ask to see if this geom change is okay, so I am just going to assume
- * we can do whatever we want. If you subclass be very careful with this
- * assumption, it could bite you.
- *
- * Chris D. Peterson - Sept. 1989.
- */
- if ((!(mode & CWWidth) || reply->width == request->width)
- && (!(mode & CWHeight) || reply->height == request->height)) {
- if (mode & XtCWQueryOnly) { /* Actually perform the layout */
- XtWidth(entry) = old_width;
- XtHeight(entry) = old_height;
- }
- else
- Layout((Widget)smw, NULL, NULL);
- answer = XtGeometryDone;
- }
- else {
- XtWidth(entry) = old_width;
- XtHeight(entry) = old_height;
-
- if ((reply->width == request->width && !(mode & CWHeight))
- || (reply->height == request->height && !(mode & CWWidth))
- || (reply->width == request->width
- && reply->height == request->height))
- answer = XtGeometryNo;
- else {
- answer = XtGeometryAlmost;
- reply->request_mode = 0;
- if (reply->width != request->width)
- reply->request_mode |= CWWidth;
- if (reply->height != request->height)
- reply->request_mode |= CWHeight;
- }
- }
-
- return (answer);
-}
-
-/*
- * Function:
- * XawSimpleMenuChangeManaged
- *
- * Parameters:
- * w - simple menu widget
- *
- * Description:
- * Called whenever a new child is managed.
- */
-static void
-XawSimpleMenuChangeManaged(Widget w)
-{
- Layout(w, NULL, NULL);
-}
-
-/*
- * Global Action Routines
- *
- * These actions routines will be added to the application's
- * global action list
- */
-/*
- * Function:
- * PositionMenuAction
- *
- * Parameters:
- * w - a widget (no the simple menu widget)
- * event - the event that caused this action
- * params - parameters passed to the routine.
- * we expect the name of the menu here.
- * num_params - ""
- *
- * Description:
- * Positions the simple menu widget.
- */
-/*ARGSUSED*/
-static void
-PositionMenuAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- Widget menu;
- XPoint loc;
-
- if (*num_params != 1) {
- XtAppWarning(XtWidgetToApplicationContext(w),
- "SimpleMenuWidget: position menu action expects "
- "only one parameter which is the name of the menu.");
- return;
- }
-
- if ((menu = FindMenu(w, params[0])) == NULL) {
- char error_buf[BUFSIZ];
-
- (void)XmuSnprintf(error_buf, sizeof(error_buf),
- "SimpleMenuWidget: could not find menu named %s.",
- params[0]);
- XtAppWarning(XtWidgetToApplicationContext(w), error_buf);
- return;
- }
-
- switch (event->type) {
- case ButtonPress:
- case ButtonRelease:
- loc.x = event->xbutton.x_root;
- loc.y = event->xbutton.y_root;
- PositionMenu(menu, &loc);
- break;
- case EnterNotify:
- case LeaveNotify:
- loc.x = event->xcrossing.x_root;
- loc.y = event->xcrossing.y_root;
- PositionMenu(menu, &loc);
- break;
- case MotionNotify:
- loc.x = event->xmotion.x_root;
- loc.y = event->xmotion.y_root;
- PositionMenu(menu, &loc);
- break;
- default:
- PositionMenu(menu, NULL);
- break;
- }
-}
-
-/*
- * Widget Action Routines
- */
-/*
- * Function:
- * Unhighlight
- *
- * Parameters:
- * w - simple menu widget
- * event - event that caused this action
- * params - not used
- * num_params - ""
- *
- * Description:
- * Unhighlights current entry.
- */
-/*ARGSUSED*/
-static void
-Unhighlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- SmeObject entry = smw->simple_menu.entry_set;
-
- if (entry == NULL)
- return;
-
-#ifndef OLDXAW
- if (!smw->simple_menu.sub_menu)
-#endif
- {
- SmeObjectClass cclass;
-
- smw->simple_menu.entry_set = NULL;
- cclass = (SmeObjectClass)entry->object.widget_class;
- (cclass->sme_class.unhighlight)((Widget)entry);
- }
-}
-
-/*
- * Function:
- * Highlight
- *
- * Parameters:
- * w - simple menu widget
- * event - event that caused this action
- * params - not used
- * num_params - ""
- *
- * Description:
- * Highlights current entry.
- */
-/*ARGSUSED*/
-static void
-Highlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- SmeObject entry;
-
- if (!XtIsSensitive(w))
- return;
-
- entry = GetEventEntry(w, event);
-
- if (entry == smw->simple_menu.entry_set)
- return;
-
-#ifndef OLDXAW
- if (!smw->simple_menu.sub_menu)
-#endif
- Unhighlight(w, event, params, num_params);
-
- if (entry == NULL)
- return;
-
- if (!XtIsSensitive((Widget)entry))
- return;
-
-#ifndef OLDXAW
- if (smw->simple_menu.sub_menu)
- PopdownSubMenu(smw);
-#endif
-
- Unhighlight(w, event, params, num_params);
-
-#ifndef OLDXAW
- if (!(smw->simple_menu.state & SMW_UNMAPPING))
-#endif
- {
- SmeObjectClass cclass;
-
- smw->simple_menu.entry_set = entry;
- cclass = (SmeObjectClass)entry->object.widget_class;
-
- (cclass->sme_class.highlight)((Widget)entry);
-
-#ifndef OLDXAW
- if (XtIsSubclass((Widget)entry, smeBSBObjectClass))
- PopupSubMenu(smw);
-#endif
- }
-}
-
-/*
- * Function:
- * Notify
- *
- * Parameters:
- * w - simple menu widget
- * event - event that caused this action
- * params - not used
- * num_params - ""
- *
- * Description:
- * Notify user of current entry.
- */
-/*ARGSUSED*/
-static void
-Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- SmeObject entry;
- SmeObjectClass cclass;
-
- /* may be a propagated event from a sub menu, need to check it */
- if (XtWindow(w) != event->xany.window)
- return;
- entry = GetEventEntry(w, event);
- if (entry == NULL || !XtIsSensitive((Widget)entry))
- return;
-
- cclass = (SmeObjectClass) entry->object.widget_class;
- (cclass->sme_class.notify)((Widget)entry);
-}
-
-/*
- * Public Functions
- */
-/*
- * Function:
- * XawSimpleMenuAddGlobalActions
- *
- * Arguments:
- * app_con - appcontext
- *
- * Description:
- * Adds the global actions to the simple menu widget.
- */
-void
-XawSimpleMenuAddGlobalActions(XtAppContext app_con)
-{
- XtInitializeWidgetClass(simpleMenuWidgetClass);
- XmuCallInitializers(app_con);
-}
-
-/*
- * Function:
- * XawSimpleMenuGetActiveEntry
- *
- * Parameters:
- * w - smw widget
- *
- * Description:
- * Gets the currently active (set) entry.
- *
- * Returns:
- * The currently set entry or NULL if none is set
- */
-Widget
-XawSimpleMenuGetActiveEntry(Widget w)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
-
- return ((Widget)smw->simple_menu.entry_set);
-}
-
-/*
- * Function:
- * XawSimpleMenuClearActiveEntry
- *
- * Parameters:
- * w - smw widget
- *
- * Description:
- * Unsets the currently active (set) entry.
- */
-void
-XawSimpleMenuClearActiveEntry(Widget w)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
-
- smw->simple_menu.entry_set = NULL;
-}
-
-/*
- * Private Functions
- */
-/*
- * Function:
- * CreateLabel
- *
- * Parameters:
- * w - smw widget
- *
- * Description:
- * Creates the label object and makes sure it is the first child in
- * in the list.
- */
-static void
-CreateLabel(Widget w)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- Widget *child, *next_child;
- int i;
- Arg args[2];
-
- if (smw->simple_menu.label_string == NULL ||
- smw->simple_menu.label != NULL) {
- XtAppWarning(XtWidgetToApplicationContext(w),
- "Xaw Simple Menu Widget: label string is NULL or "
- "label already exists, no label is being created.");
- return;
- }
-
- XtSetArg(args[0], XtNlabel, smw->simple_menu.label_string);
- XtSetArg(args[1], XtNjustify, XtJustifyCenter);
- smw->simple_menu.label = (SmeObject)
- XtCreateManagedWidget("menuLabel",
- smw->simple_menu.label_class, w, args, TWO);
-
- next_child = NULL;
- for (child = smw->composite.children + smw->composite.num_children,
- i = smw->composite.num_children; i > 0; i--, child--) {
- if (next_child != NULL)
- *next_child = *child;
- next_child = child;
- }
- *child = (Widget)smw->simple_menu.label;
-}
-
-/*
- * Function:
- * Layout
- *
- * Arguments:
- * w - See below
- * width_ret - returned width
- * height_ret - returned height
- *
- * Note:
- * if width == NULL || height == NULL then it assumes the you do not care
- * about the return values, and just want a relayout.
- *
- * if this is not the case then it will set width_ret and height_ret
- * to be width and height that the child would get if it were layed out
- * at this time.
- *
- * "w" can be the simple menu widget or any of its object children.
- */
-static void
-Layout(Widget w, Dimension *width_ret, Dimension *height_ret)
-{
- SmeObject current_entry;
- SimpleMenuWidget smw;
- Dimension width, height;
- Boolean allow_change_size;
- Widget kid;
- Cardinal i, count, n;
- int width_kid, height_kid, tmp_w, tmp_h;
- short vadd, hadd, x_ins, y_ins;
- Dimension *widths;
-
- height = 0;
-
- if (XtIsSubclass(w, simpleMenuWidgetClass)) {
- smw = (SimpleMenuWidget)w;
- current_entry = NULL;
- }
- else {
- smw = (SimpleMenuWidget)XtParent(w);
- current_entry = (SmeObject)w;
- }
-
- allow_change_size = (!XtIsRealized((Widget)smw)
- || smw->shell.allow_shell_resize);
-
- for (i = smw->simple_menu.label ? 1 : 0;
- i < smw->composite.num_children;
- i++) {
- XtWidgetGeometry preferred;
-
- kid = smw->composite.children[i];
- if (!XtIsManaged(kid))
- continue;
- if (smw->simple_menu.row_height != 0)
- XtHeight(kid) = smw->simple_menu.row_height;
- XtQueryGeometry(kid, NULL, &preferred);
- if (preferred.request_mode & CWWidth)
- XtWidth(kid) = preferred.width;
- }
-
- if (smw->simple_menu.label
- && XtIsManaged((Widget)smw->simple_menu.label)) {
- XtWidgetGeometry preferred;
-
- kid = (Widget)smw->simple_menu.label;
- XtQueryGeometry(kid, NULL, &preferred);
- if (preferred.request_mode & CWWidth)
- XtWidth(kid) = preferred.width;
- if (preferred.request_mode & CWHeight)
- XtHeight(kid) = preferred.height;
- }
-
- /* reset */
- if (!smw->simple_menu.menu_width)
- XtWidth(smw) = 0;
- if (!smw->simple_menu.menu_height)
- XtHeight(smw) = 0;
- if (!XtWidth(smw) || !XtHeight(smw))
- MakeResizeRequest((Widget)smw);
-
- widths = (Dimension *)XtMalloc(sizeof(Dimension));
-#ifndef OLDXAW
- hadd = smw->simple_menu.left_margin;
-#else
- hadd = 0;
-#endif
- vadd = smw->simple_menu.top_margin;
- if (smw->simple_menu.label)
- vadd += XtHeight(smw->simple_menu.label);
-
- count = 1;
- width = tmp_w = tmp_h = n = 0;
- height = vadd;
-
- for (i = smw->simple_menu.label ? 1 : 0;
- i < smw->composite.num_children;
- i++) {
- kid = smw->composite.children[i];
- if (!XtIsManaged(kid))
- continue;
- width_kid = XtWidth(kid);
- height_kid = XtHeight(kid);
-
- if (n && (height + height_kid + smw->simple_menu.bottom_margin
- > XtHeight(smw))) {
- ++count;
- widths = (Dimension *)XtRealloc((char *)widths,
- sizeof(Dimension) * count);
- widths[count - 1] = width_kid;
- width += tmp_w;
- tmp_w = width_kid;
- height = height_kid + vadd;
- }
- else
- height += height_kid;
- if (height > tmp_h)
- tmp_h = height;
- if (width_kid > tmp_w)
- widths[count - 1] = tmp_w = width_kid;
- ++n;
- }
-
- height = tmp_h + smw->simple_menu.bottom_margin;
- width += tmp_w;
-
- if (smw->simple_menu.label && width < XtWidth(smw->simple_menu.label)) {
- float inc;
-
- inc = (XtWidth(smw->simple_menu.label) - width) / (float)count;
- width = XtWidth(smw->simple_menu.label);
- for (n = 0; n < count; n++)
- widths[n] += inc;
- }
-
-#ifndef OLDXAW
- width += hadd + smw->simple_menu.right_margin;
-#endif
-
- x_ins = n = count = 0;
- tmp_w = widths[0];
- tmp_h = vadd;
-
- for (i = smw->simple_menu.label ? 1 : 0;
- i < smw->composite.num_children;
- i++) {
- kid = smw->composite.children[i];
- if (!XtIsManaged(kid))
- continue;
-
- height_kid = XtHeight(kid);
-
- if (n && (tmp_h + height_kid + smw->simple_menu.bottom_margin
- > XtHeight(smw))) {
- x_ins = tmp_w;
- y_ins = vadd;
- ++count;
- tmp_w += widths[count];
- tmp_h = height_kid + vadd;
- }
- else {
- y_ins = tmp_h;
- tmp_h += height_kid;
- }
- ++n;
-
- XtX(kid) = x_ins + hadd;
- XtY(kid) = y_ins;
- XtWidth(kid) = widths[count];
- }
-
- XtFree((char *)widths);
-
- if (allow_change_size)
- MakeSetValuesRequest((Widget) smw, width, height);
-
- if (smw->simple_menu.label) {
- XtX(smw->simple_menu.label) = 0;
- XtY(smw->simple_menu.label) = smw->simple_menu.top_margin;
- XtWidth(smw->simple_menu.label) = XtWidth(smw)
-#ifndef OLDXAW
- - (smw->simple_menu.left_margin + smw->simple_menu.right_margin)
-#endif
- ;
- }
- if (current_entry) {
- if (width_ret)
- *width_ret = XtWidth(current_entry);
- if (height_ret)
- *height_ret = XtHeight(current_entry);
- }
-}
-
-/*
- * Function:
- * AddPositionAction
- *
- * Parameters:
- * app_con - application context
- * data - (not used)
- *
- * Description:
- * Adds the XawPositionSimpleMenu action to the global
- * action list for this appcon.
- */
-/*ARGSUSED*/
-static void
-AddPositionAction(XtAppContext app_con, XPointer data)
-{
- static XtActionsRec pos_action[] = {
- {"XawPositionSimpleMenu", PositionMenuAction},
- };
-
- XtAppAddActions(app_con, pos_action, XtNumber(pos_action));
-}
-
-/*
- * Function:
- * FindMenu
- *
- * Parameters:
- * widget - reference widget
- * name - menu widget's name
- *
- * Description:
- * Find the menu give a name and reference widget
- *
- * Returns:
- * The menu widget or NULL.
- */
-static Widget
-FindMenu(Widget widget, String name)
-{
- Widget w, menu;
-
- for (w = widget; w != NULL; w = XtParent(w))
- if ((menu = XtNameToWidget(w, name)) != NULL)
- return (menu);
-
- return (NULL);
-}
-
-/*
- * Function:
- * PositionMenu
- *
- * Parameters:
- * w - simple menu widget
- * location - pointer the the position or NULL
- *
- * Description:
- * Places the menu
- */
-static void
-PositionMenu(Widget w, XPoint *location)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- SmeObject entry;
- XPoint t_point;
-
- if (location == NULL) {
- Window temp1, temp2;
- int root_x, root_y, tempX, tempY;
- unsigned int tempM;
-
- location = &t_point;
- if (XQueryPointer(XtDisplay(w), XtWindow(w), &temp1, &temp2,
- &root_x, &root_y, &tempX, &tempY, &tempM) == False) {
- XtAppWarning(XtWidgetToApplicationContext(w),
- "Xaw Simple Menu Widget: "
- "Could not find location of mouse pointer");
- return;
- }
- location->x = (short) root_x;
- location->y = (short) root_y;
- }
-
- /*
- * The width will not be correct unless it is realized
- */
- XtRealizeWidget(w);
-
- location->x -= XtWidth(w) >> 1;
-
- if (smw->simple_menu.popup_entry == NULL)
- entry = smw->simple_menu.label;
- else
- entry = smw->simple_menu.popup_entry;
-
- if (entry != NULL)
- location->y -= XtY(entry) + (XtHeight(entry) >> 1);
-
- MoveMenu(w, location->x, location->y);
-}
-
-/*
- * Function:
- * MoveMenu
- *
- * Parameters:
- * w - simple menu widget
- * x - current location of the widget
- * y - ""
- *
- * Description:
- * Actually moves the menu, may force it to
- * to be fully visable if menu_on_screen is True.
- */
-static void
-MoveMenu(Widget w, int x, int y)
-{
- Arg arglist[2];
- Cardinal num_args = 0;
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
-
- if (smw->simple_menu.menu_on_screen) {
- int width = XtWidth(w) + (XtBorderWidth(w) << 1);
- int height = XtHeight(w) + (XtBorderWidth(w) << 1);
-
- if (x >= 0) {
- int scr_width = WidthOfScreen(XtScreen(w));
-
- if (x + width > scr_width)
- x = scr_width - width;
- }
- if (x < 0)
- x = 0;
-
- if (y >= 0) {
- int scr_height = HeightOfScreen(XtScreen(w));
-
- if (y + height > scr_height)
- y = scr_height - height;
- }
- if (y < 0)
- y = 0;
- }
-
- XtSetArg(arglist[num_args], XtNx, x); num_args++;
- XtSetArg(arglist[num_args], XtNy, y); num_args++;
- XtSetValues(w, arglist, num_args);
-}
-
-/*
- * Function:
- * ChangeCursorOnGrab
- *
- * Parameters:
- * w - menu widget
- * temp1 - not used
- * temp2 - ""
- *
- * Description:
- * Changes the cursor on the active grab to the one
- * specified in out resource list.
- */
-/*ARGSUSED*/
-static void
-ChangeCursorOnGrab(Widget w, XtPointer temp1, XtPointer temp2)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
-
- /*
- * The event mask here is what is currently in the MIT implementation.
- * There really needs to be a way to get the value of the mask out
- * of the toolkit (CDP 5/26/89).
- */
- XChangeActivePointerGrab(XtDisplay(w), ButtonPressMask | ButtonReleaseMask,
- smw->simple_menu.cursor,
- XtLastTimestampProcessed(XtDisplay(w)));
-}
-
-/*
- * Function:
- * MakeSetValuesRequest
- *
- * Parameters:
- * w - simple menu widget
- * width - size requested
- * height - ""
- */
-static void
-MakeSetValuesRequest(Widget w, unsigned int width, unsigned int height)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- Arg arglist[2];
- Cardinal num_args = 0;
-
- if (!smw->simple_menu.recursive_set_values) {
- if (XtWidth(smw) != width || XtHeight(smw) != height) {
- smw->simple_menu.recursive_set_values = True;
- XtSetArg(arglist[num_args], XtNwidth, width); num_args++;
- XtSetArg(arglist[num_args], XtNheight, height); num_args++;
- XtSetValues(w, arglist, num_args);
- }
- else if (XtIsRealized((Widget)smw))
- XawSimpleMenuRedisplay((Widget)smw, NULL, NULL);
- }
- smw->simple_menu.recursive_set_values = False;
-}
-
-static SmeObject
-DoGetEventEntry(Widget w, int x_loc, int y_loc)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- SmeObject *entry;
-
- ForAllChildren(smw, entry) {
- if (!XtIsManaged((Widget)*entry))
- continue;
-
- if (x_loc > XtX(*entry)
- && x_loc <= XtX(*entry) + XtWidth(*entry)
- && y_loc > XtY(*entry)
- && y_loc <= XtY(*entry) + XtHeight(*entry)) {
- if (*entry == smw->simple_menu.label)
- return (NULL); /* cannot select the label */
- else
- return (*entry);
- }
- }
-
- return (NULL);
-}
-
-/*
- * Function:
- * GetEventEntry
- *
- * Parameters:
- * w - simple menu widget
- * event - X event
- *
- * Description:
- * Gets an entry given an event that has X and Y coords.
- *
- * Returns:
- * The entry that this point is in
- */
-static SmeObject
-GetEventEntry(Widget w, XEvent *event)
-{
- int x_loc, y_loc, x_root;
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
- SmeObject entry;
- int warp, move;
-
- switch (event->type) {
- case MotionNotify:
- x_loc = event->xmotion.x;
- y_loc = event->xmotion.y;
- x_root = event->xmotion.x_root;
- break;
- case EnterNotify:
- case LeaveNotify:
- x_loc = event->xcrossing.x;
- y_loc = event->xcrossing.y;
- x_root = event->xcrossing.x_root;
- break;
- case ButtonPress:
- case ButtonRelease:
- x_loc = event->xbutton.x;
- y_loc = event->xbutton.y;
- x_root = event->xbutton.x_root;
- break;
- default:
- XtAppError(XtWidgetToApplicationContext(w),
- "Unknown event type in GetEventEntry().");
- return (NULL);
- }
-
- if (x_loc < 0 || x_loc >= XtWidth(smw) ||
- y_loc < 0 || y_loc >= XtHeight(smw))
- return (NULL);
-
- /* Move the menu if it's outside the screen, does not check
- * smw->simple_menu.menu_on_screen because menus is bigger than screen
- */
- if (x_root == WidthOfScreen(XtScreen(w)) - 1 &&
- XtX(w) + XtWidth(w) + (XtBorderWidth(w)) > x_root) {
- warp = -8;
- if (smw->simple_menu.entry_set) {
- entry = DoGetEventEntry(w,
- XtX(smw->simple_menu.entry_set)
- + XtWidth(smw->simple_menu.entry_set) + 1,
- y_loc);
- Unhighlight(w, event, NULL, NULL);
- if (entry) {
- warp = -(int)XtWidth(entry) >> 1;
- move = x_loc - XtWidth(entry) - XtX(entry) + XtBorderWidth(w);
- }
- else {
- warp = 0;
- move = WidthOfScreen(XtScreen(w)) -
- (XtX(w) + XtWidth(w) + (XtBorderWidth(w) << 1));
- }
- }
- else {
- warp = 0;
- move = WidthOfScreen(XtScreen(w)) -
- (XtX(w) + XtWidth(w) + (XtBorderWidth(w) << 1));
- }
- }
- else if (x_root == 0 && XtX(w) < 0) {
- warp = 8;
- if (smw->simple_menu.entry_set) {
- entry = DoGetEventEntry(w, XtX(smw->simple_menu.entry_set) - 1,
- y_loc);
- Unhighlight(w, event, NULL, NULL);
- if (entry) {
- warp = XtWidth(entry) >> 1;
- move = x_loc - XtX(entry);
- }
- else
- move = x_loc + XtBorderWidth(w);
- }
- else
- move = x_loc + XtBorderWidth(w);
- }
- else
- move = warp = 0;
-
- if (move)
- XtMoveWidget(w, XtX(w) + move, XtY(w));
- if (warp)
- XWarpPointer(XtDisplay(w), None, None, 0, 0, 0, 0, warp, 0);
-
- return (DoGetEventEntry(w, x_loc, y_loc));
-}
-
-static void
-CalculateNewSize(Widget w, Dimension *width_return, Dimension *height_return)
-{
- SimpleMenuWidget xaw = (SimpleMenuWidget)w;
- Widget kid;
- Cardinal i;
- int width_kid, height_kid;
- int width, height, tmp_w, tmp_h, max_dim;
- short vadd, hadd;
- int n, columns, test_h, num_children = 0;
- Boolean try_layout = False;
-
-#ifndef OLDXAW
- hadd = xaw->simple_menu.left_margin + xaw->simple_menu.right_margin;
-#else
- hadd = 0;
-#endif
- vadd = xaw->simple_menu.top_margin + xaw->simple_menu.bottom_margin;
- if (xaw->simple_menu.label)
- vadd += XtHeight(xaw->simple_menu.label);
-
- if (*height_return)
- max_dim = *height_return;
- else if (!XtHeight(w)) {
- max_dim = HeightOfScreen(XtScreen(w));
- try_layout = True;
- }
- else
- max_dim = XtHeight(w);
- max_dim -= vadd;
-
- width = height = tmp_w = tmp_h = n = test_h = 0;
- columns = 1;
- for (i = xaw->simple_menu.label ? 1 : 0;
- i < xaw->composite.num_children;
- i++) {
- kid = xaw->composite.children[i];
- if (!XtIsManaged(kid))
- continue;
- ++num_children;
- width_kid = XtWidth(kid);
- height_kid = XtHeight(kid);
-
- if (try_layout) {
- if (!test_h)
- test_h = height_kid;
- else if (test_h != height_kid)
- try_layout = False;
- }
-
- if (n && (height + height_kid > max_dim)) {
- ++columns;
- width += tmp_w;
- tmp_w = width_kid;
- height = height_kid;
- }
- else
- height += height_kid;
- if (height > tmp_h)
- tmp_h = height;
- if (width_kid > tmp_w)
- tmp_w = width_kid;
- ++n;
- }
-
- height = tmp_h + vadd;
- width += tmp_w + hadd;
-
- if (xaw->simple_menu.label)
- width = XawMax(width, XtWidth(xaw->simple_menu.label) + hadd);
-
- *width_return = width;
- *height_return = height;
-
- if (try_layout && columns > 1 && num_children > 2) {
- int space;
-
- height = test_h * (xaw->simple_menu.label ?
- num_children - 1 :
- num_children);
-
- max_dim -= max_dim % test_h;
- space = max_dim - (height % max_dim);
- if (space >= test_h * columns) {
- height = max_dim - space / columns;
- if (height % test_h)
- height += test_h - (height % test_h);
- *height_return = height + vadd;
- CalculateNewSize(w, width_return, height_return);
- }
- }
-}
-
-static void
-MakeResizeRequest(Widget w)
-{
- int tries;
- Dimension width, height;
-
- width = XtWidth(w);
- height = XtHeight(w);
-
- for (tries = 0; tries < 100; tries++) {
- CalculateNewSize(w, &width, &height);
- if (width == XtWidth(w) && height == XtHeight(w))
- break;
- if (XtMakeResizeRequest(w, width, height, &width, &height) ==
- XtGeometryNo)
- break;
- }
-}
-
-#ifndef OLDXAW
-static void
-Popdown(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
-
- while (XtParent(w) &&
- XtIsSubclass(XtParent(w), simpleMenuWidgetClass)) {
- if (((SimpleMenuWidget)XtParent(w))->simple_menu.sub_menu == (Widget)w) {
- w = XtParent(w);
- smw = (SimpleMenuWidget)w;
- smw->simple_menu.entry_set = NULL;
- }
- else
- break;
- }
-
- smw->simple_menu.state |= SMW_UNMAPPING;
- if (smw->simple_menu.sub_menu)
- PopdownSubMenu(smw);
- XtCallActionProc(w, "XtMenuPopdown", event, params, *num_params);
-}
-
-static void
-PopupSubMenu(SimpleMenuWidget smw)
-{
- Arg args[2];
- Cardinal num_args;
- Widget menu;
- SmeBSBObject entry = (SmeBSBObject)smw->simple_menu.entry_set;
- Position menu_x, menu_y;
- Bool popleft;
-
- if (entry->sme_bsb.menu_name == NULL)
- return;
-
- if ((menu = FindMenu((Widget)smw, entry->sme_bsb.menu_name)) == NULL)
- return;
-
- smw->simple_menu.sub_menu = menu;
-
- if (!XtIsRealized(menu))
- XtRealizeWidget(menu);
-
- popleft = (smw->simple_menu.state & SMW_POPLEFT) != 0;
-
- if (popleft)
- XtTranslateCoords((Widget)smw, -(int)XtWidth(menu),
- XtY(entry) - XtBorderWidth(menu), &menu_x, &menu_y);
- else
- XtTranslateCoords((Widget)smw, XtWidth(smw), XtY(entry)
- - XtBorderWidth(menu), &menu_x, &menu_y);
-
- if (!popleft && menu_x >= 0) {
- int scr_width = WidthOfScreen(XtScreen(menu));
-
- if (menu_x + XtWidth(menu) > scr_width) {
- menu_x -= XtWidth(menu) + XtWidth(smw);
- popleft = True;
- }
- }
- else if (popleft && menu_x < 0) {
- menu_x = 0;
- popleft = False;
- }
- if (menu_y >= 0) {
- int scr_height = HeightOfScreen(XtScreen(menu));
-
- if (menu_y + XtHeight(menu) > scr_height)
- menu_y = scr_height - XtHeight(menu) - XtBorderWidth(menu);
- }
- if (menu_y < 0)
- menu_y = 0;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNx, menu_x); num_args++;
- XtSetArg(args[num_args], XtNy, menu_y); num_args++;
- XtSetValues(menu, args, num_args);
-
- if (popleft)
- ((SimpleMenuWidget)menu)->simple_menu.state |= SMW_POPLEFT;
- else
- ((SimpleMenuWidget)menu)->simple_menu.state &= ~SMW_POPLEFT;
-
- XtPopup(menu, XtGrabNone);
-}
-
-static void
-PopdownSubMenu(SimpleMenuWidget smw)
-{
- SimpleMenuWidget menu = (SimpleMenuWidget)smw->simple_menu.sub_menu;
-
- if (!menu)
- return;
-
- menu->simple_menu.state |= SMW_UNMAPPING;
- PopdownSubMenu(menu);
-
- XtPopdown((Widget)menu);
-
- smw->simple_menu.sub_menu = NULL;
-}
-
-/*ARGSUSED*/
-static void
-PopupCB(Widget w, XtPointer client_data, XtPointer call_data)
-{
- SimpleMenuWidget smw = (SimpleMenuWidget)w;
-
- smw->simple_menu.state &= ~(SMW_UNMAPPING | SMW_POPLEFT);
-}
-#endif /* OLDXAW */
+/*
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ */
+
+/*
+ * SimpleMenu.c - Source code file for SimpleMenu widget.
+ *
+ * Date: April 3, 1989
+ *
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Initer.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/SimpleMenP.h>
+#include <X11/Xaw/SmeBSBP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define streq(a, b) (strcmp((a), (b)) == 0)
+
+#define ForAllChildren(smw, childP) \
+for ((childP) = (SmeObject *)(smw)->composite.children; \
+ (childP) < (SmeObject *)((smw)->composite.children \
+ + (smw)->composite.num_children); \
+ (childP)++)
+
+#ifndef OLDXAW
+#define SMW_UNMAPPING 0x01
+#define SMW_POPLEFT 0x02
+#endif
+
+/*
+ * Class Methods
+ */
+static void XawSimpleMenuChangeManaged(Widget);
+static void XawSimpleMenuClassInitialize(void);
+static void XawSimpleMenuClassPartInitialize(WidgetClass);
+static XtGeometryResult XawSimpleMenuGeometryManager(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawSimpleMenuInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawSimpleMenuRealize(Widget, XtValueMask*, XSetWindowAttributes*);
+static void XawSimpleMenuRedisplay(Widget, XEvent*, Region);
+static void XawSimpleMenuResize(Widget);
+static Boolean XawSimpleMenuSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static Boolean XawSimpleMenuSetValuesHook(Widget, ArgList, Cardinal*);
+#ifndef OLDXAW
+static void PopupSubMenu(SimpleMenuWidget);
+static void PopdownSubMenu(SimpleMenuWidget);
+static void PopupCB(Widget, XtPointer, XtPointer);
+#endif
+
+/*
+ * Prototypes
+ */
+static void AddPositionAction(XtAppContext, XPointer);
+static void CalculateNewSize(Widget, Dimension*, Dimension*);
+static void ChangeCursorOnGrab(Widget, XtPointer, XtPointer);
+static void CreateLabel(Widget);
+static SmeObject DoGetEventEntry(Widget, int, int);
+static Widget FindMenu(Widget, String);
+static SmeObject GetEventEntry(Widget, XEvent*);
+static void Layout(Widget, Dimension*, Dimension*);
+static void MakeResizeRequest(Widget);
+static void MakeSetValuesRequest(Widget, unsigned int, unsigned int);
+static void MoveMenu(Widget, int, int);
+static void PositionMenu(Widget, XPoint*);
+
+/*
+ * Actions
+ */
+static void Highlight(Widget, XEvent*, String*, Cardinal*);
+static void Notify(Widget, XEvent*, String*, Cardinal*);
+#ifndef OLDXAW
+static void Popdown(Widget, XEvent*, String*, Cardinal*);
+#endif
+static void PositionMenuAction(Widget, XEvent*, String*, Cardinal*);
+static void Unhighlight(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(SimpleMenuRec, simple_menu.field)
+
+static XtResource resources[] = {
+ /* label */
+ {
+ XtNlabel,
+ XtCLabel,
+ XtRString,
+ sizeof(String),
+ offset(label_string),
+ XtRString,
+ NULL
+ },
+ {
+ XtNlabelClass,
+ XtCLabelClass,
+ XtRPointer,
+ sizeof(WidgetClass),
+ offset(label_class),
+ XtRImmediate,
+ NULL
+ },
+
+ /* layout */
+ {
+ XtNrowHeight,
+ XtCRowHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(row_height),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNtopMargin,
+ XtCVerticalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(top_margin),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNbottomMargin,
+ XtCVerticalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(bottom_margin),
+ XtRImmediate,
+ (XtPointer)0
+ },
+#ifndef OLDXAW
+ {
+ XtNleftMargin,
+ XtCHorizontalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(left_margin),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNrightMargin,
+ XtCHorizontalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(right_margin),
+ XtRImmediate,
+ (XtPointer)0
+ },
+#endif
+
+ /* misc */
+ {
+ XtNallowShellResize,
+ XtCAllowShellResize,
+ XtRBoolean,
+ sizeof(Boolean),
+ XtOffsetOf(SimpleMenuRec, shell.allow_shell_resize),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNcursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(cursor),
+ XtRImmediate,
+ (XtPointer)None
+ },
+ {
+ XtNmenuOnScreen,
+ XtCMenuOnScreen,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(menu_on_screen),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNpopupOnEntry,
+ XtCPopupOnEntry,
+ XtRWidget,
+ sizeof(Widget),
+ offset(popup_entry),
+ XtRWidget,
+ NULL
+ },
+ {
+ XtNbackingStore,
+ XtCBackingStore,
+ XtRBackingStore,
+ sizeof(int),
+ offset(backing_store),
+ XtRImmediate,
+ (XtPointer)(Always + WhenMapped + NotUseful)
+ },
+#ifndef OLDXAW
+ {
+ XawNdisplayList,
+ XawCDisplayList,
+ XawRDisplayList,
+ sizeof(XawDisplayList*),
+ offset(display_list),
+ XtRImmediate,
+ NULL
+ },
+#endif
+};
+#undef offset
+
+static char defaultTranslations[] =
+"<Enter>:" "highlight()\n"
+"<Leave>:" "unhighlight()\n"
+"<BtnMotion>:" "highlight()\n"
+#ifndef OLDXAW
+"<BtnUp>:" "popdown() notify() unhighlight()\n"
+#else
+"<BtnUp>:" "MenuPopdown() notify() unhighlight()\n"
+#endif
+;
+
+static XtActionsRec actionsList[] =
+{
+ {"notify", Notify},
+ {"highlight", Highlight},
+ {"unhighlight", Unhighlight},
+#ifndef OLDXAW
+ {"popdown", Popdown},
+ {"set-values", XawSetValuesAction},
+ {"get-values", XawGetValuesAction},
+ {"declare", XawDeclareAction},
+ {"call-proc", XawCallProcAction},
+#endif
+};
+
+static CompositeClassExtensionRec extension_rec = {
+ NULL, /* next_extension */
+ NULLQUARK, /* record_type */
+ XtCompositeExtensionVersion, /* version */
+ sizeof(CompositeClassExtensionRec), /* record_size */
+ True, /* accepts_objects */
+};
+
+#define Superclass (&overrideShellClassRec)
+SimpleMenuClassRec simpleMenuClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "SimpleMenu", /* class_name */
+ sizeof(SimpleMenuRec), /* size */
+ XawSimpleMenuClassInitialize, /* class_initialize */
+ XawSimpleMenuClassPartInitialize, /* class_part_initialize */
+ False, /* class_inited */
+ XawSimpleMenuInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawSimpleMenuRealize, /* realize */
+ actionsList, /* actions */
+ XtNumber(actionsList), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XawSimpleMenuResize, /* resize */
+ XawSimpleMenuRedisplay, /* expose */
+ XawSimpleMenuSetValues, /* set_values */
+ XawSimpleMenuSetValuesHook, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* intrinsics version */
+ NULL, /* callback offsets */
+ defaultTranslations, /* tm_table */
+ NULL, /* query_geometry */
+ NULL, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* composite */
+ {
+ XawSimpleMenuGeometryManager, /* geometry_manager */
+ XawSimpleMenuChangeManaged, /* change_managed */
+ XtInheritInsertChild, /* insert_child */
+ XtInheritDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ /* shell */
+ {
+ NULL, /* extension */
+ },
+ /* override */
+ {
+ NULL, /* extension */
+ },
+ /* simple_menu */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass simpleMenuWidgetClass = (WidgetClass)&simpleMenuClassRec;
+
+/*
+ * Implementation
+ */
+/*
+ * Function:
+ * XawSimpleMenuClassInitialize
+ *
+ * Description:
+ * Class Initialize routine, called only once.
+ */
+static void
+XawSimpleMenuClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
+ NULL, 0);
+ XtSetTypeConverter(XtRBackingStore, XtRString, XmuCvtBackingStoreToString,
+ NULL, 0, XtCacheNone, NULL);
+ XmuAddInitializer(AddPositionAction, NULL);
+}
+
+/*
+ * Function:
+ * XawSimpleMenuClassPartInitialize
+ * Arguments: wc - the widget class of the subclass.
+ *
+ * Description:
+ * Class Part Initialize routine, called for every subclass. Makes
+ * sure that the subclasses pick up the extension record.
+ */
+static void
+XawSimpleMenuClassPartInitialize(WidgetClass wc)
+{
+ SimpleMenuWidgetClass smwc = (SimpleMenuWidgetClass)wc;
+
+ /*
+ * Make sure that our subclass gets the extension rec too
+ */
+ extension_rec.next_extension = smwc->composite_class.extension;
+ smwc->composite_class.extension = (XtPointer) &extension_rec;
+}
+
+/*
+ * Function:
+ * XawSimpleMenuInitialize
+ *
+ * Parameters:
+ * request - widget requested by the argument list
+ * cnew - new widget with both resource and non resource values
+ *
+ * Description:
+ * Initializes the simple menu widget.
+ */
+/*ARGSUSED*/
+static void
+XawSimpleMenuInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)cnew;
+ Dimension width, height;
+
+ XmuCallInitializers(XtWidgetToApplicationContext(cnew));
+
+ if (smw->simple_menu.label_class == NULL)
+ smw->simple_menu.label_class = smeBSBObjectClass;
+
+ smw->simple_menu.label = NULL;
+ smw->simple_menu.entry_set = NULL;
+ smw->simple_menu.recursive_set_values = False;
+#ifndef OLDXAW
+ smw->simple_menu.sub_menu = NULL;
+ smw->simple_menu.state = 0;
+
+ XtAddCallback(cnew, XtNpopupCallback, PopupCB, NULL);
+#endif
+
+ if (smw->simple_menu.label_string != NULL)
+ CreateLabel(cnew);
+
+ width = height = 0;
+ CalculateNewSize(cnew, &width, &height);
+
+ smw->simple_menu.menu_width = True;
+
+ if (XtWidth(smw) == 0) {
+ smw->simple_menu.menu_width = False;
+ XtWidth(smw) = width;
+ }
+
+ smw->simple_menu.menu_height = True;
+
+ if (XtHeight(smw) == 0) {
+ smw->simple_menu.menu_height = False;
+ XtHeight(smw) = height;
+ }
+
+ /*
+ * Add a popup_callback routine for changing the cursor
+ */
+ XtAddCallback(cnew, XtNpopupCallback, ChangeCursorOnGrab, NULL);
+}
+
+/*
+ * Function:
+ * XawSimpleMenuRedisplay
+ *
+ * Parameters:
+ * w - simple menu widget
+ * event - X event that caused this redisplay
+ * region - region the needs to be repainted
+ *
+ * Description:
+ * Redisplays the contents of the widget.
+ */
+/*ARGSUSED*/
+static void
+XawSimpleMenuRedisplay(Widget w, XEvent *event, Region region)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ SmeObject *entry;
+ SmeObjectClass cclass;
+
+ if (region == NULL)
+ XClearWindow(XtDisplay(w), XtWindow(w));
+
+#ifndef OLDXAW
+ if (smw->simple_menu.display_list)
+ XawRunDisplayList(w, smw->simple_menu.display_list, event, region);
+#endif
+
+ /*
+ * Check and Paint each of the entries - including the label
+ */
+ ForAllChildren(smw, entry) {
+ if (!XtIsManaged((Widget)*entry))
+ continue;
+
+ if (region != NULL)
+ switch(XRectInRegion(region, XtX(*entry),XtY(*entry),
+ XtWidth(*entry), XtHeight(*entry))) {
+ case RectangleIn:
+ case RectanglePart:
+ break;
+ default:
+ continue;
+ }
+
+ cclass = (SmeObjectClass)(*entry)->object.widget_class;
+
+ if (cclass->rect_class.expose != NULL)
+ (cclass->rect_class.expose)((Widget)*entry, NULL, NULL);
+ }
+}
+
+/*
+ * Function:
+ * XawSimpleMenuRealize
+ *
+ * Parameters:
+ * w - simple menu widget
+ * mask - value mask for the window to create
+ * attrs - attributes for the window to create
+ *
+ * Description:
+ * Realizes the widget.
+ */
+static void
+XawSimpleMenuRealize(Widget w, XtValueMask *mask, XSetWindowAttributes *attrs)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+#ifndef OLDXAW
+ XawPixmap *pixmap;
+#endif
+
+ attrs->cursor = smw->simple_menu.cursor;
+ *mask |= CWCursor;
+ if (smw->simple_menu.backing_store == Always ||
+ smw->simple_menu.backing_store == NotUseful ||
+ smw->simple_menu.backing_store == WhenMapped) {
+ *mask |= CWBackingStore;
+ attrs->backing_store = smw->simple_menu.backing_store;
+ }
+ else
+ *mask &= ~CWBackingStore;
+
+ (*Superclass->core_class.realize)(w, mask, attrs);
+
+#ifndef OLDXAW
+ if (w->core.background_pixmap > XtUnspecifiedPixmap) {
+ pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w),
+ w->core.colormap, w->core.depth);
+ if (pixmap && pixmap->mask)
+ XawReshapeWidget(w, pixmap);
+ }
+#endif
+}
+
+/*
+ * Function:
+ * XawSimpleMenuResize
+ *
+ * Parameters:
+ * w - simple menu widget
+ *
+ * Description:
+ * Handle the menu being resized.
+ */
+static void
+XawSimpleMenuResize(Widget w)
+{
+ if (!XtIsRealized(w))
+ return;
+
+ Layout(w, NULL, NULL);
+
+ XawSimpleMenuRedisplay(w, NULL, NULL);
+}
+
+/*
+ * Function:
+ * XawSimpleMenuSetValues
+ *
+ * Parameters:
+ * current - current state of the widget
+ * request - what was requested
+ * cnew - what the widget will become
+ *
+ * Description:
+ * Relayout the menu when one of the resources is changed.
+ */
+/*ARGSUSED*/
+static Boolean
+XawSimpleMenuSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SimpleMenuWidget smw_old = (SimpleMenuWidget)current;
+ SimpleMenuWidget smw_new = (SimpleMenuWidget)cnew;
+ Boolean ret_val = False, layout = False;
+
+ if (!XtIsRealized(current))
+ return (False);
+
+ if (!smw_new->simple_menu.recursive_set_values) {
+ if (XtWidth(smw_new) != XtWidth(smw_old)) {
+ smw_new->simple_menu.menu_width = XtWidth(smw_new) != 0;
+ layout = True;
+ }
+ if (XtHeight(smw_new) != XtHeight(smw_old)) {
+ smw_new->simple_menu.menu_height = XtHeight(smw_new) != 0;
+ layout = True;
+ }
+ }
+
+ if (smw_old->simple_menu.cursor != smw_new->simple_menu.cursor)
+ XDefineCursor(XtDisplay(cnew), XtWindow(cnew),
+ smw_new->simple_menu.cursor);
+
+ if (smw_old->simple_menu.label_string !=smw_new->simple_menu.label_string) {
+ if (smw_new->simple_menu.label_string == NULL) /* Destroy */
+ XtDestroyWidget((Widget)smw_old->simple_menu.label);
+ else if (smw_old->simple_menu.label_string == NULL) /* Create */
+ CreateLabel(cnew);
+ else { /* Change */
+ Arg arglist[1];
+
+ XtSetArg(arglist[0], XtNlabel, smw_new->simple_menu.label_string);
+ XtSetValues((Widget)smw_new->simple_menu.label, arglist, ONE);
+ }
+ }
+
+ if (smw_old->simple_menu.label_class != smw_new->simple_menu.label_class)
+ XtAppWarning(XtWidgetToApplicationContext(cnew),
+ "No Dynamic class change of the SimpleMenu Label.");
+
+ if (smw_old->simple_menu.top_margin != smw_new->simple_menu.top_margin
+ || smw_old->simple_menu.bottom_margin
+ != smw_new->simple_menu.bottom_margin) {
+ layout = True;
+ ret_val = True;
+ }
+
+#ifndef OLDXAW
+ if (smw_old->core.background_pixmap != smw_new->core.background_pixmap) {
+ XawPixmap *opix, *npix;
+
+ opix = XawPixmapFromXPixmap(smw_old->core.background_pixmap,
+ XtScreen(smw_old), smw_old->core.colormap,
+ smw_old->core.depth);
+ npix = XawPixmapFromXPixmap(smw_new->core.background_pixmap,
+ XtScreen(smw_new), smw_new->core.colormap,
+ smw_new->core.depth);
+ if ((npix && npix->mask) || (opix && opix->mask))
+ XawReshapeWidget(cnew, npix);
+ }
+#endif
+
+ if (layout)
+ Layout(cnew, NULL, NULL);
+
+ return (ret_val);
+}
+
+/*
+ * Function:
+ * XawSimpleMenuSetValuesHook
+ *
+ * Parameters:
+ * w - menu widget
+ * arglist - argument list passed to XtSetValues
+ * num_args - number of args
+ *
+ * Description:
+ * To handle a special case, this is passed the actual arguments.
+ */
+static Boolean
+XawSimpleMenuSetValuesHook(Widget w, ArgList arglist, Cardinal *num_args)
+{
+ Cardinal i;
+ Dimension width, height;
+
+ width = XtWidth(w);
+ height = XtHeight(w);
+
+ for (i = 0 ; i < *num_args ; i++) {
+ if (streq(arglist[i].name, XtNwidth))
+ width = (Dimension)arglist[i].value;
+ if (streq(arglist[i].name, XtNheight))
+ height = (Dimension) arglist[i].value;
+ }
+
+ if (width != XtWidth(w) || height != XtHeight(w))
+ MakeSetValuesRequest(w, width, height);
+
+ return (False);
+}
+
+/*
+ * Geometry Management routines
+ */
+/*
+ * Function:
+ * XawSimpleMenuGeometryManager
+ *
+ * Parameters:
+ * w - Menu Entry making the request
+ * request - requested new geometry
+ * reply - the allowed geometry.
+ *
+ * Description:
+ * This is the SimpleMenu Widget's Geometry Manager.
+ *
+ * Returns:
+ * XtGeometry{Yes, No, Almost}
+ */
+static XtGeometryResult
+XawSimpleMenuGeometryManager(Widget w, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)XtParent(w);
+ SmeObject entry = (SmeObject)w;
+ XtGeometryMask mode = request->request_mode;
+ XtGeometryResult answer;
+ Dimension old_height, old_width;
+
+ if (!(mode & CWWidth) && !(mode & CWHeight))
+ return (XtGeometryNo);
+
+ reply->width = request->width;
+ reply->height = request->height;
+
+ old_width = XtWidth(entry);
+ old_height = XtHeight(entry);
+
+ Layout(w, &reply->width, &reply->height);
+
+ /*
+ * Since we are an override shell and have no parent there is no one to
+ * ask to see if this geom change is okay, so I am just going to assume
+ * we can do whatever we want. If you subclass be very careful with this
+ * assumption, it could bite you.
+ *
+ * Chris D. Peterson - Sept. 1989.
+ */
+ if ((!(mode & CWWidth) || reply->width == request->width)
+ && (!(mode & CWHeight) || reply->height == request->height)) {
+ if (mode & XtCWQueryOnly) { /* Actually perform the layout */
+ XtWidth(entry) = old_width;
+ XtHeight(entry) = old_height;
+ }
+ else
+ Layout((Widget)smw, NULL, NULL);
+ answer = XtGeometryDone;
+ }
+ else {
+ XtWidth(entry) = old_width;
+ XtHeight(entry) = old_height;
+
+ if ((reply->width == request->width && !(mode & CWHeight))
+ || (reply->height == request->height && !(mode & CWWidth))
+ || (reply->width == request->width
+ && reply->height == request->height))
+ answer = XtGeometryNo;
+ else {
+ answer = XtGeometryAlmost;
+ reply->request_mode = 0;
+ if (reply->width != request->width)
+ reply->request_mode |= CWWidth;
+ if (reply->height != request->height)
+ reply->request_mode |= CWHeight;
+ }
+ }
+
+ return (answer);
+}
+
+/*
+ * Function:
+ * XawSimpleMenuChangeManaged
+ *
+ * Parameters:
+ * w - simple menu widget
+ *
+ * Description:
+ * Called whenever a new child is managed.
+ */
+static void
+XawSimpleMenuChangeManaged(Widget w)
+{
+ Layout(w, NULL, NULL);
+}
+
+/*
+ * Global Action Routines
+ *
+ * These actions routines will be added to the application's
+ * global action list
+ */
+/*
+ * Function:
+ * PositionMenuAction
+ *
+ * Parameters:
+ * w - a widget (no the simple menu widget)
+ * event - the event that caused this action
+ * params - parameters passed to the routine.
+ * we expect the name of the menu here.
+ * num_params - ""
+ *
+ * Description:
+ * Positions the simple menu widget.
+ */
+/*ARGSUSED*/
+static void
+PositionMenuAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ Widget menu;
+ XPoint loc;
+
+ if (*num_params != 1) {
+ XtAppWarning(XtWidgetToApplicationContext(w),
+ "SimpleMenuWidget: position menu action expects "
+ "only one parameter which is the name of the menu.");
+ return;
+ }
+
+ if ((menu = FindMenu(w, params[0])) == NULL) {
+ char error_buf[BUFSIZ];
+
+ (void)XmuSnprintf(error_buf, sizeof(error_buf),
+ "SimpleMenuWidget: could not find menu named %s.",
+ params[0]);
+ XtAppWarning(XtWidgetToApplicationContext(w), error_buf);
+ return;
+ }
+
+ switch (event->type) {
+ case ButtonPress:
+ case ButtonRelease:
+ loc.x = event->xbutton.x_root;
+ loc.y = event->xbutton.y_root;
+ PositionMenu(menu, &loc);
+ break;
+ case EnterNotify:
+ case LeaveNotify:
+ loc.x = event->xcrossing.x_root;
+ loc.y = event->xcrossing.y_root;
+ PositionMenu(menu, &loc);
+ break;
+ case MotionNotify:
+ loc.x = event->xmotion.x_root;
+ loc.y = event->xmotion.y_root;
+ PositionMenu(menu, &loc);
+ break;
+ default:
+ PositionMenu(menu, NULL);
+ break;
+ }
+}
+
+/*
+ * Widget Action Routines
+ */
+/*
+ * Function:
+ * Unhighlight
+ *
+ * Parameters:
+ * w - simple menu widget
+ * event - event that caused this action
+ * params - not used
+ * num_params - ""
+ *
+ * Description:
+ * Unhighlights current entry.
+ */
+/*ARGSUSED*/
+static void
+Unhighlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ SmeObject entry = smw->simple_menu.entry_set;
+
+ if (entry == NULL)
+ return;
+
+#ifndef OLDXAW
+ if (!smw->simple_menu.sub_menu)
+#endif
+ {
+ SmeObjectClass cclass;
+
+ smw->simple_menu.entry_set = NULL;
+ cclass = (SmeObjectClass)entry->object.widget_class;
+ (cclass->sme_class.unhighlight)((Widget)entry);
+ }
+}
+
+/*
+ * Function:
+ * Highlight
+ *
+ * Parameters:
+ * w - simple menu widget
+ * event - event that caused this action
+ * params - not used
+ * num_params - ""
+ *
+ * Description:
+ * Highlights current entry.
+ */
+/*ARGSUSED*/
+static void
+Highlight(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ SmeObject entry;
+
+ if (!XtIsSensitive(w))
+ return;
+
+ entry = GetEventEntry(w, event);
+
+ if (entry == smw->simple_menu.entry_set)
+ return;
+
+#ifndef OLDXAW
+ if (!smw->simple_menu.sub_menu)
+#endif
+ Unhighlight(w, event, params, num_params);
+
+ if (entry == NULL)
+ return;
+
+ if (!XtIsSensitive((Widget)entry))
+ return;
+
+#ifndef OLDXAW
+ if (smw->simple_menu.sub_menu)
+ PopdownSubMenu(smw);
+#endif
+
+ Unhighlight(w, event, params, num_params);
+
+#ifndef OLDXAW
+ if (!(smw->simple_menu.state & SMW_UNMAPPING))
+#endif
+ {
+ SmeObjectClass cclass;
+
+ smw->simple_menu.entry_set = entry;
+ cclass = (SmeObjectClass)entry->object.widget_class;
+
+ (cclass->sme_class.highlight)((Widget)entry);
+
+#ifndef OLDXAW
+ if (XtIsSubclass((Widget)entry, smeBSBObjectClass))
+ PopupSubMenu(smw);
+#endif
+ }
+}
+
+/*
+ * Function:
+ * Notify
+ *
+ * Parameters:
+ * w - simple menu widget
+ * event - event that caused this action
+ * params - not used
+ * num_params - ""
+ *
+ * Description:
+ * Notify user of current entry.
+ */
+/*ARGSUSED*/
+static void
+Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ SmeObject entry;
+ SmeObjectClass cclass;
+
+ /* may be a propagated event from a sub menu, need to check it */
+ if (XtWindow(w) != event->xany.window)
+ return;
+ entry = GetEventEntry(w, event);
+ if (entry == NULL || !XtIsSensitive((Widget)entry))
+ return;
+
+ cclass = (SmeObjectClass) entry->object.widget_class;
+ (cclass->sme_class.notify)((Widget)entry);
+}
+
+/*
+ * Public Functions
+ */
+/*
+ * Function:
+ * XawSimpleMenuAddGlobalActions
+ *
+ * Arguments:
+ * app_con - appcontext
+ *
+ * Description:
+ * Adds the global actions to the simple menu widget.
+ */
+void
+XawSimpleMenuAddGlobalActions(XtAppContext app_con)
+{
+ XtInitializeWidgetClass(simpleMenuWidgetClass);
+ XmuCallInitializers(app_con);
+}
+
+/*
+ * Function:
+ * XawSimpleMenuGetActiveEntry
+ *
+ * Parameters:
+ * w - smw widget
+ *
+ * Description:
+ * Gets the currently active (set) entry.
+ *
+ * Returns:
+ * The currently set entry or NULL if none is set
+ */
+Widget
+XawSimpleMenuGetActiveEntry(Widget w)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+
+ return ((Widget)smw->simple_menu.entry_set);
+}
+
+/*
+ * Function:
+ * XawSimpleMenuClearActiveEntry
+ *
+ * Parameters:
+ * w - smw widget
+ *
+ * Description:
+ * Unsets the currently active (set) entry.
+ */
+void
+XawSimpleMenuClearActiveEntry(Widget w)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+
+ smw->simple_menu.entry_set = NULL;
+}
+
+/*
+ * Private Functions
+ */
+/*
+ * Function:
+ * CreateLabel
+ *
+ * Parameters:
+ * w - smw widget
+ *
+ * Description:
+ * Creates the label object and makes sure it is the first child in
+ * in the list.
+ */
+static void
+CreateLabel(Widget w)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ Widget *child, *next_child;
+ int i;
+ Arg args[2];
+
+ if (smw->simple_menu.label_string == NULL ||
+ smw->simple_menu.label != NULL) {
+ XtAppWarning(XtWidgetToApplicationContext(w),
+ "Xaw Simple Menu Widget: label string is NULL or "
+ "label already exists, no label is being created.");
+ return;
+ }
+
+ XtSetArg(args[0], XtNlabel, smw->simple_menu.label_string);
+ XtSetArg(args[1], XtNjustify, XtJustifyCenter);
+ smw->simple_menu.label = (SmeObject)
+ XtCreateManagedWidget("menuLabel",
+ smw->simple_menu.label_class, w, args, TWO);
+
+ next_child = NULL;
+ for (child = smw->composite.children + smw->composite.num_children,
+ i = smw->composite.num_children; i > 0; i--, child--) {
+ if (next_child != NULL)
+ *next_child = *child;
+ next_child = child;
+ }
+ *child = (Widget)smw->simple_menu.label;
+}
+
+/*
+ * Function:
+ * Layout
+ *
+ * Arguments:
+ * w - See below
+ * width_ret - returned width
+ * height_ret - returned height
+ *
+ * Note:
+ * if width == NULL || height == NULL then it assumes the you do not care
+ * about the return values, and just want a relayout.
+ *
+ * if this is not the case then it will set width_ret and height_ret
+ * to be width and height that the child would get if it were layed out
+ * at this time.
+ *
+ * "w" can be the simple menu widget or any of its object children.
+ */
+static void
+Layout(Widget w, Dimension *width_ret, Dimension *height_ret)
+{
+ SmeObject current_entry;
+ SimpleMenuWidget smw;
+ Dimension width, height;
+ Boolean allow_change_size;
+ Widget kid;
+ Cardinal i, count, n;
+ int width_kid, height_kid, tmp_w, tmp_h;
+ short vadd, hadd, x_ins, y_ins;
+ Dimension *widths;
+
+ height = 0;
+
+ if (XtIsSubclass(w, simpleMenuWidgetClass)) {
+ smw = (SimpleMenuWidget)w;
+ current_entry = NULL;
+ }
+ else {
+ smw = (SimpleMenuWidget)XtParent(w);
+ current_entry = (SmeObject)w;
+ }
+
+ allow_change_size = (!XtIsRealized((Widget)smw)
+ || smw->shell.allow_shell_resize);
+
+ for (i = smw->simple_menu.label ? 1 : 0;
+ i < smw->composite.num_children;
+ i++) {
+ XtWidgetGeometry preferred;
+
+ kid = smw->composite.children[i];
+ if (!XtIsManaged(kid))
+ continue;
+ if (smw->simple_menu.row_height != 0)
+ XtHeight(kid) = smw->simple_menu.row_height;
+ XtQueryGeometry(kid, NULL, &preferred);
+ if (preferred.request_mode & CWWidth)
+ XtWidth(kid) = preferred.width;
+ }
+
+ if (smw->simple_menu.label
+ && XtIsManaged((Widget)smw->simple_menu.label)) {
+ XtWidgetGeometry preferred;
+
+ kid = (Widget)smw->simple_menu.label;
+ XtQueryGeometry(kid, NULL, &preferred);
+ if (preferred.request_mode & CWWidth)
+ XtWidth(kid) = preferred.width;
+ if (preferred.request_mode & CWHeight)
+ XtHeight(kid) = preferred.height;
+ }
+
+ /* reset */
+ if (!smw->simple_menu.menu_width)
+ XtWidth(smw) = 0;
+ if (!smw->simple_menu.menu_height)
+ XtHeight(smw) = 0;
+ if (!XtWidth(smw) || !XtHeight(smw))
+ MakeResizeRequest((Widget)smw);
+
+ widths = (Dimension *)XtMalloc(sizeof(Dimension));
+#ifndef OLDXAW
+ hadd = smw->simple_menu.left_margin;
+#else
+ hadd = 0;
+#endif
+ vadd = smw->simple_menu.top_margin;
+ if (smw->simple_menu.label)
+ vadd += XtHeight(smw->simple_menu.label);
+
+ count = 1;
+ width = tmp_w = tmp_h = n = 0;
+ height = vadd;
+
+ for (i = smw->simple_menu.label ? 1 : 0;
+ i < smw->composite.num_children;
+ i++) {
+ kid = smw->composite.children[i];
+ if (!XtIsManaged(kid))
+ continue;
+ width_kid = XtWidth(kid);
+ height_kid = XtHeight(kid);
+
+ if (n && (height + height_kid + smw->simple_menu.bottom_margin
+ > XtHeight(smw))) {
+ ++count;
+ widths = (Dimension *)XtRealloc((char *)widths,
+ sizeof(Dimension) * count);
+ widths[count - 1] = width_kid;
+ width += tmp_w;
+ tmp_w = width_kid;
+ height = height_kid + vadd;
+ }
+ else
+ height += height_kid;
+ if (height > tmp_h)
+ tmp_h = height;
+ if (width_kid > tmp_w)
+ widths[count - 1] = tmp_w = width_kid;
+ ++n;
+ }
+
+ height = tmp_h + smw->simple_menu.bottom_margin;
+ width += tmp_w;
+
+ if (smw->simple_menu.label && width < XtWidth(smw->simple_menu.label)) {
+ float inc;
+
+ inc = (XtWidth(smw->simple_menu.label) - width) / (float)count;
+ width = XtWidth(smw->simple_menu.label);
+ for (n = 0; n < count; n++)
+ widths[n] += inc;
+ }
+
+#ifndef OLDXAW
+ width += hadd + smw->simple_menu.right_margin;
+#endif
+
+ x_ins = n = count = 0;
+ tmp_w = widths[0];
+ tmp_h = vadd;
+
+ for (i = smw->simple_menu.label ? 1 : 0;
+ i < smw->composite.num_children;
+ i++) {
+ kid = smw->composite.children[i];
+ if (!XtIsManaged(kid))
+ continue;
+
+ height_kid = XtHeight(kid);
+
+ if (n && (tmp_h + height_kid + smw->simple_menu.bottom_margin
+ > XtHeight(smw))) {
+ x_ins = tmp_w;
+ y_ins = vadd;
+ ++count;
+ tmp_w += widths[count];
+ tmp_h = height_kid + vadd;
+ }
+ else {
+ y_ins = tmp_h;
+ tmp_h += height_kid;
+ }
+ ++n;
+
+ XtX(kid) = x_ins + hadd;
+ XtY(kid) = y_ins;
+ XtWidth(kid) = widths[count];
+ }
+
+ XtFree((char *)widths);
+
+ if (allow_change_size)
+ MakeSetValuesRequest((Widget) smw, width, height);
+
+ if (smw->simple_menu.label) {
+ XtX(smw->simple_menu.label) = 0;
+ XtY(smw->simple_menu.label) = smw->simple_menu.top_margin;
+ XtWidth(smw->simple_menu.label) = XtWidth(smw)
+#ifndef OLDXAW
+ - (smw->simple_menu.left_margin + smw->simple_menu.right_margin)
+#endif
+ ;
+ }
+ if (current_entry) {
+ if (width_ret)
+ *width_ret = XtWidth(current_entry);
+ if (height_ret)
+ *height_ret = XtHeight(current_entry);
+ }
+}
+
+/*
+ * Function:
+ * AddPositionAction
+ *
+ * Parameters:
+ * app_con - application context
+ * data - (not used)
+ *
+ * Description:
+ * Adds the XawPositionSimpleMenu action to the global
+ * action list for this appcon.
+ */
+/*ARGSUSED*/
+static void
+AddPositionAction(XtAppContext app_con, XPointer data)
+{
+ static XtActionsRec pos_action[] = {
+ {"XawPositionSimpleMenu", PositionMenuAction},
+ };
+
+ XtAppAddActions(app_con, pos_action, XtNumber(pos_action));
+}
+
+/*
+ * Function:
+ * FindMenu
+ *
+ * Parameters:
+ * widget - reference widget
+ * name - menu widget's name
+ *
+ * Description:
+ * Find the menu give a name and reference widget
+ *
+ * Returns:
+ * The menu widget or NULL.
+ */
+static Widget
+FindMenu(Widget widget, String name)
+{
+ Widget w, menu;
+
+ for (w = widget; w != NULL; w = XtParent(w))
+ if ((menu = XtNameToWidget(w, name)) != NULL)
+ return (menu);
+
+ return (NULL);
+}
+
+/*
+ * Function:
+ * PositionMenu
+ *
+ * Parameters:
+ * w - simple menu widget
+ * location - pointer the the position or NULL
+ *
+ * Description:
+ * Places the menu
+ */
+static void
+PositionMenu(Widget w, XPoint *location)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ SmeObject entry;
+ XPoint t_point;
+
+ if (location == NULL) {
+ Window temp1, temp2;
+ int root_x, root_y, tempX, tempY;
+ unsigned int tempM;
+
+ location = &t_point;
+ if (XQueryPointer(XtDisplay(w), XtWindow(w), &temp1, &temp2,
+ &root_x, &root_y, &tempX, &tempY, &tempM) == False) {
+ XtAppWarning(XtWidgetToApplicationContext(w),
+ "Xaw Simple Menu Widget: "
+ "Could not find location of mouse pointer");
+ return;
+ }
+ location->x = (short) root_x;
+ location->y = (short) root_y;
+ }
+
+ /*
+ * The width will not be correct unless it is realized
+ */
+ XtRealizeWidget(w);
+
+ location->x -= XtWidth(w) >> 1;
+
+ if (smw->simple_menu.popup_entry == NULL)
+ entry = smw->simple_menu.label;
+ else
+ entry = smw->simple_menu.popup_entry;
+
+ if (entry != NULL)
+ location->y -= XtY(entry) + (XtHeight(entry) >> 1);
+
+ MoveMenu(w, location->x, location->y);
+}
+
+/*
+ * Function:
+ * MoveMenu
+ *
+ * Parameters:
+ * w - simple menu widget
+ * x - current location of the widget
+ * y - ""
+ *
+ * Description:
+ * Actually moves the menu, may force it to
+ * to be fully visable if menu_on_screen is True.
+ */
+static void
+MoveMenu(Widget w, int x, int y)
+{
+ Arg arglist[2];
+ Cardinal num_args = 0;
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+
+ if (smw->simple_menu.menu_on_screen) {
+ int width = XtWidth(w) + (XtBorderWidth(w) << 1);
+ int height = XtHeight(w) + (XtBorderWidth(w) << 1);
+
+ if (x >= 0) {
+ int scr_width = WidthOfScreen(XtScreen(w));
+
+ if (x + width > scr_width)
+ x = scr_width - width;
+ }
+ if (x < 0)
+ x = 0;
+
+ if (y >= 0) {
+ int scr_height = HeightOfScreen(XtScreen(w));
+
+ if (y + height > scr_height)
+ y = scr_height - height;
+ }
+ if (y < 0)
+ y = 0;
+ }
+
+ XtSetArg(arglist[num_args], XtNx, x); num_args++;
+ XtSetArg(arglist[num_args], XtNy, y); num_args++;
+ XtSetValues(w, arglist, num_args);
+}
+
+/*
+ * Function:
+ * ChangeCursorOnGrab
+ *
+ * Parameters:
+ * w - menu widget
+ * temp1 - not used
+ * temp2 - ""
+ *
+ * Description:
+ * Changes the cursor on the active grab to the one
+ * specified in out resource list.
+ */
+/*ARGSUSED*/
+static void
+ChangeCursorOnGrab(Widget w, XtPointer temp1, XtPointer temp2)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+
+ /*
+ * The event mask here is what is currently in the MIT implementation.
+ * There really needs to be a way to get the value of the mask out
+ * of the toolkit (CDP 5/26/89).
+ */
+ XChangeActivePointerGrab(XtDisplay(w), ButtonPressMask | ButtonReleaseMask,
+ smw->simple_menu.cursor,
+ XtLastTimestampProcessed(XtDisplay(w)));
+}
+
+/*
+ * Function:
+ * MakeSetValuesRequest
+ *
+ * Parameters:
+ * w - simple menu widget
+ * width - size requested
+ * height - ""
+ */
+static void
+MakeSetValuesRequest(Widget w, unsigned int width, unsigned int height)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ Arg arglist[2];
+ Cardinal num_args = 0;
+
+ if (!smw->simple_menu.recursive_set_values) {
+ if (XtWidth(smw) != width || XtHeight(smw) != height) {
+ smw->simple_menu.recursive_set_values = True;
+ XtSetArg(arglist[num_args], XtNwidth, width); num_args++;
+ XtSetArg(arglist[num_args], XtNheight, height); num_args++;
+ XtSetValues(w, arglist, num_args);
+ }
+ else if (XtIsRealized((Widget)smw))
+ XawSimpleMenuRedisplay((Widget)smw, NULL, NULL);
+ }
+ smw->simple_menu.recursive_set_values = False;
+}
+
+static SmeObject
+DoGetEventEntry(Widget w, int x_loc, int y_loc)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ SmeObject *entry;
+
+ ForAllChildren(smw, entry) {
+ if (!XtIsManaged((Widget)*entry))
+ continue;
+
+ if (x_loc > XtX(*entry)
+ && x_loc <= XtX(*entry) + XtWidth(*entry)
+ && y_loc > XtY(*entry)
+ && y_loc <= XtY(*entry) + XtHeight(*entry)) {
+ if (*entry == smw->simple_menu.label)
+ return (NULL); /* cannot select the label */
+ else
+ return (*entry);
+ }
+ }
+
+ return (NULL);
+}
+
+/*
+ * Function:
+ * GetEventEntry
+ *
+ * Parameters:
+ * w - simple menu widget
+ * event - X event
+ *
+ * Description:
+ * Gets an entry given an event that has X and Y coords.
+ *
+ * Returns:
+ * The entry that this point is in
+ */
+static SmeObject
+GetEventEntry(Widget w, XEvent *event)
+{
+ int x_loc, y_loc, x_root;
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+ SmeObject entry;
+ int warp, move;
+
+ switch (event->type) {
+ case MotionNotify:
+ x_loc = event->xmotion.x;
+ y_loc = event->xmotion.y;
+ x_root = event->xmotion.x_root;
+ break;
+ case EnterNotify:
+ case LeaveNotify:
+ x_loc = event->xcrossing.x;
+ y_loc = event->xcrossing.y;
+ x_root = event->xcrossing.x_root;
+ break;
+ case ButtonPress:
+ case ButtonRelease:
+ x_loc = event->xbutton.x;
+ y_loc = event->xbutton.y;
+ x_root = event->xbutton.x_root;
+ break;
+ default:
+ XtAppError(XtWidgetToApplicationContext(w),
+ "Unknown event type in GetEventEntry().");
+ return (NULL);
+ }
+
+ if (x_loc < 0 || x_loc >= XtWidth(smw) ||
+ y_loc < 0 || y_loc >= XtHeight(smw))
+ return (NULL);
+
+ /* Move the menu if it's outside the screen, does not check
+ * smw->simple_menu.menu_on_screen because menus is bigger than screen
+ */
+ if (x_root == WidthOfScreen(XtScreen(w)) - 1 &&
+ XtX(w) + XtWidth(w) + (XtBorderWidth(w)) > x_root) {
+ warp = -8;
+ if (smw->simple_menu.entry_set) {
+ entry = DoGetEventEntry(w,
+ XtX(smw->simple_menu.entry_set)
+ + XtWidth(smw->simple_menu.entry_set) + 1,
+ y_loc);
+ Unhighlight(w, event, NULL, NULL);
+ if (entry) {
+ warp = -(int)XtWidth(entry) >> 1;
+ move = x_loc - XtWidth(entry) - XtX(entry) + XtBorderWidth(w);
+ }
+ else {
+ warp = 0;
+ move = WidthOfScreen(XtScreen(w)) -
+ (XtX(w) + XtWidth(w) + (XtBorderWidth(w) << 1));
+ }
+ }
+ else {
+ warp = 0;
+ move = WidthOfScreen(XtScreen(w)) -
+ (XtX(w) + XtWidth(w) + (XtBorderWidth(w) << 1));
+ }
+ }
+ else if (x_root == 0 && XtX(w) < 0) {
+ warp = 8;
+ if (smw->simple_menu.entry_set) {
+ entry = DoGetEventEntry(w, XtX(smw->simple_menu.entry_set) - 1,
+ y_loc);
+ Unhighlight(w, event, NULL, NULL);
+ if (entry) {
+ warp = XtWidth(entry) >> 1;
+ move = x_loc - XtX(entry);
+ }
+ else
+ move = x_loc + XtBorderWidth(w);
+ }
+ else
+ move = x_loc + XtBorderWidth(w);
+ }
+ else
+ move = warp = 0;
+
+ if (move)
+ XtMoveWidget(w, XtX(w) + move, XtY(w));
+ if (warp)
+ XWarpPointer(XtDisplay(w), None, None, 0, 0, 0, 0, warp, 0);
+
+ return (DoGetEventEntry(w, x_loc, y_loc));
+}
+
+static void
+CalculateNewSize(Widget w, Dimension *width_return, Dimension *height_return)
+{
+ SimpleMenuWidget xaw = (SimpleMenuWidget)w;
+ Widget kid;
+ Cardinal i;
+ int width_kid, height_kid;
+ int width, height, tmp_w, tmp_h, max_dim;
+ short vadd, hadd;
+ int n, columns, test_h, num_children = 0;
+ Boolean try_layout = False;
+
+#ifndef OLDXAW
+ hadd = xaw->simple_menu.left_margin + xaw->simple_menu.right_margin;
+#else
+ hadd = 0;
+#endif
+ vadd = xaw->simple_menu.top_margin + xaw->simple_menu.bottom_margin;
+ if (xaw->simple_menu.label)
+ vadd += XtHeight(xaw->simple_menu.label);
+
+ if (*height_return)
+ max_dim = *height_return;
+ else if (!XtHeight(w)) {
+ max_dim = HeightOfScreen(XtScreen(w));
+ try_layout = True;
+ }
+ else
+ max_dim = XtHeight(w);
+ max_dim -= vadd;
+
+ width = height = tmp_w = tmp_h = n = test_h = 0;
+ columns = 1;
+ for (i = xaw->simple_menu.label ? 1 : 0;
+ i < xaw->composite.num_children;
+ i++) {
+ kid = xaw->composite.children[i];
+ if (!XtIsManaged(kid))
+ continue;
+ ++num_children;
+ width_kid = XtWidth(kid);
+ height_kid = XtHeight(kid);
+
+ if (try_layout) {
+ if (!test_h)
+ test_h = height_kid;
+ else if (test_h != height_kid)
+ try_layout = False;
+ }
+
+ if (n && (height + height_kid > max_dim)) {
+ ++columns;
+ width += tmp_w;
+ tmp_w = width_kid;
+ height = height_kid;
+ }
+ else
+ height += height_kid;
+ if (height > tmp_h)
+ tmp_h = height;
+ if (width_kid > tmp_w)
+ tmp_w = width_kid;
+ ++n;
+ }
+
+ height = tmp_h + vadd;
+ width += tmp_w + hadd;
+
+ if (xaw->simple_menu.label)
+ width = XawMax(width, XtWidth(xaw->simple_menu.label) + hadd);
+
+ *width_return = width;
+ *height_return = height;
+
+ if (try_layout && columns > 1 && num_children > 2) {
+ int space;
+
+ height = test_h * (xaw->simple_menu.label ?
+ num_children - 1 :
+ num_children);
+
+ max_dim -= max_dim % test_h;
+ space = max_dim - (height % max_dim);
+ if (space >= test_h * columns) {
+ height = max_dim - space / columns;
+ if (height % test_h)
+ height += test_h - (height % test_h);
+ *height_return = height + vadd;
+ CalculateNewSize(w, width_return, height_return);
+ }
+ }
+}
+
+static void
+MakeResizeRequest(Widget w)
+{
+ int tries;
+ Dimension width, height;
+
+ width = XtWidth(w);
+ height = XtHeight(w);
+
+ for (tries = 0; tries < 100; tries++) {
+ CalculateNewSize(w, &width, &height);
+ if (width == XtWidth(w) && height == XtHeight(w))
+ break;
+ if (XtMakeResizeRequest(w, width, height, &width, &height) ==
+ XtGeometryNo)
+ break;
+ }
+}
+
+#ifndef OLDXAW
+static void
+Popdown(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+
+ while (XtParent(w) &&
+ XtIsSubclass(XtParent(w), simpleMenuWidgetClass)) {
+ if (((SimpleMenuWidget)XtParent(w))->simple_menu.sub_menu == (Widget)w) {
+ w = XtParent(w);
+ smw = (SimpleMenuWidget)w;
+ smw->simple_menu.entry_set = NULL;
+ }
+ else
+ break;
+ }
+
+ smw->simple_menu.state |= SMW_UNMAPPING;
+ if (smw->simple_menu.sub_menu)
+ PopdownSubMenu(smw);
+ XtCallActionProc(w, "XtMenuPopdown", event, params, *num_params);
+}
+
+static void
+PopupSubMenu(SimpleMenuWidget smw)
+{
+ Arg args[2];
+ Cardinal num_args;
+ Widget menu;
+ SmeBSBObject entry = (SmeBSBObject)smw->simple_menu.entry_set;
+ Position menu_x, menu_y;
+ Bool popleft;
+
+ if (entry->sme_bsb.menu_name == NULL)
+ return;
+
+ if ((menu = FindMenu((Widget)smw, entry->sme_bsb.menu_name)) == NULL)
+ return;
+
+ smw->simple_menu.sub_menu = menu;
+
+ if (!XtIsRealized(menu))
+ XtRealizeWidget(menu);
+
+ popleft = (smw->simple_menu.state & SMW_POPLEFT) != 0;
+
+ if (popleft)
+ XtTranslateCoords((Widget)smw, -(int)XtWidth(menu),
+ XtY(entry) - XtBorderWidth(menu), &menu_x, &menu_y);
+ else
+ XtTranslateCoords((Widget)smw, XtWidth(smw), XtY(entry)
+ - XtBorderWidth(menu), &menu_x, &menu_y);
+
+ if (!popleft && menu_x >= 0) {
+ int scr_width = WidthOfScreen(XtScreen(menu));
+
+ if (menu_x + XtWidth(menu) > scr_width) {
+ menu_x -= XtWidth(menu) + XtWidth(smw);
+ popleft = True;
+ }
+ }
+ else if (popleft && menu_x < 0) {
+ menu_x = 0;
+ popleft = False;
+ }
+ if (menu_y >= 0) {
+ int scr_height = HeightOfScreen(XtScreen(menu));
+
+ if (menu_y + XtHeight(menu) > scr_height)
+ menu_y = scr_height - XtHeight(menu) - XtBorderWidth(menu);
+ }
+ if (menu_y < 0)
+ menu_y = 0;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNx, menu_x); num_args++;
+ XtSetArg(args[num_args], XtNy, menu_y); num_args++;
+ XtSetValues(menu, args, num_args);
+
+ if (popleft)
+ ((SimpleMenuWidget)menu)->simple_menu.state |= SMW_POPLEFT;
+ else
+ ((SimpleMenuWidget)menu)->simple_menu.state &= ~SMW_POPLEFT;
+
+ XtPopup(menu, XtGrabNone);
+}
+
+static void
+PopdownSubMenu(SimpleMenuWidget smw)
+{
+ SimpleMenuWidget menu = (SimpleMenuWidget)smw->simple_menu.sub_menu;
+
+ if (!menu)
+ return;
+
+ menu->simple_menu.state |= SMW_UNMAPPING;
+ PopdownSubMenu(menu);
+
+ XtPopdown((Widget)menu);
+
+ smw->simple_menu.sub_menu = NULL;
+}
+
+/*ARGSUSED*/
+static void
+PopupCB(Widget w, XtPointer client_data, XtPointer call_data)
+{
+ SimpleMenuWidget smw = (SimpleMenuWidget)w;
+
+ smw->simple_menu.state &= ~(SMW_UNMAPPING | SMW_POPLEFT);
+}
+#endif /* OLDXAW */
diff --git a/libXaw/src/Sme.c b/libXaw/src/Sme.c
index 462353b56..b01a81c6c 100644
--- a/libXaw/src/Sme.c
+++ b/libXaw/src/Sme.c
@@ -1,269 +1,269 @@
-/*
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- */
-
-/*
- * Date: September 26, 1989
- *
- * By: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/SmeP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Class Methods
- */
-static void Highlight(Widget);
-static void Notify(Widget);
-static void Unhighlight(Widget);
-static void XawSmeClassPartInitialize(WidgetClass);
-static void XawSmeInitialize(Widget, Widget, ArgList, Cardinal*);
-static XtGeometryResult XawSmeQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(SmeRec, sme.field)
-static XtResource resources[] = {
- {
- XtNcallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(callbacks),
- XtRCallback,
- NULL
- },
- {
- XtNinternational,
- XtCInternational,
- XtRBoolean,
- sizeof(Boolean),
- offset(international),
- XtRImmediate,
- (XtPointer)False
- },
-};
-#undef offset
-
-#define Superclass (&rectObjClassRec)
-SmeClassRec smeClassRec = {
- /* rectangle */
- {
- (WidgetClass)Superclass, /* superclass */
- "Sme", /* class_name */
- sizeof(SmeRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- XawSmeClassPartInitialize, /* class_part_initialize */
- False, /* class_initialized */
- XawSmeInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- False, /* compress_exposure */
- False, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- NULL, /* resize */
- NULL, /* expose */
- NULL, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* intrinsics_version */
- NULL, /* callback offsets */
- NULL, /* tm_table */
- XawSmeQueryGeometry, /* query_geometry */
- NULL, /* display_accelerator */
- NULL, /* extension */
- },
- /* sme */
- {
- Highlight, /* highlight */
- Unhighlight, /* unhighlight */
- Notify, /* notify */
- NULL, /* extension */
- }
-};
-
-WidgetClass smeObjectClass = (WidgetClass)&smeClassRec;
-
-/*
- * Implementation
- */
-/*
- * Function:
- * XawSmeClassPartInitialize
- *
- * Parameters:
- * cclass - widget classs of this widget
- *
- * Description:
- * Handles inheritance of class functions.
- */
-static void
-XawSmeClassPartInitialize(WidgetClass cclass)
-{
- SmeObjectClass m_ent, superC;
-
- m_ent = (SmeObjectClass)cclass;
- superC = (SmeObjectClass)m_ent->rect_class.superclass;
-
- if (m_ent->sme_class.highlight == XtInheritHighlight)
- m_ent->sme_class.highlight = superC->sme_class.highlight;
-
- if (m_ent->sme_class.unhighlight == XtInheritUnhighlight)
- m_ent->sme_class.unhighlight = superC->sme_class.unhighlight;
-
- if (m_ent->sme_class.notify == XtInheritNotify)
- m_ent->sme_class.notify = superC->sme_class.notify;
-}
-
-/*
- * Function:
- * XawSmeInitialize
- *
- * Parameters:
- * request - widget requested by the argument list
- * cnew - new widget with both resource and non resource values
- *
- * Description:
- * Initializes the simple menu widget entry
- */
-/*ARGSUSED*/
-static void
-XawSmeInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SmeObject entry = (SmeObject)cnew;
-
- entry->rectangle.border_width = 0;
-}
-
-/*
- * Function:
- * Highlight
- *
- * Parameters:
- * w - menu entry
- *
- * Description:
- * Default highlight proceedure for menu entries.
- */
-/*ARGSUSED*/
-static void
-Highlight(Widget w)
-{
-}
-
-/*
- * Function:
- * Unhighlight
- *
- * Parameters:
- * w - menu entry
- *
- * Description:
- * Default unhighlight proceedure for menu entries.
- */
-/*ARGSUSED*/
-static void
-Unhighlight(Widget w)
-{
-}
-
-/*
- * Function:
- * Notify
- *
- * Parameters:
- * w - menu entry
- *
- * Description:
- * Calls the callback proceedures for this entry.
- */
-static void
-Notify(Widget w)
-{
- XtCallCallbacks(w, XtNcallback, NULL);
-}
-
-/*
- * Function:
- * QueryGeometry
- *
- * Parameeters:
- * w - menu entry object
- * itended - intended and return geometry info
- * return_val -
- *
- * Description:
- * Returns the preferred geometry for this widget.
- *
- * Returns:
- * Geometry Result
- *
- * Note:
- * See the Intrinsics manual for details on what this function is for.
- */
-static XtGeometryResult
-XawSmeQueryGeometry(Widget w, XtWidgetGeometry *intended,
- XtWidgetGeometry *return_val)
-{
- SmeObject entry = (SmeObject)w;
- Dimension width;
- XtGeometryResult ret_val = XtGeometryYes;
- XtGeometryMask mode = intended->request_mode;
-
- width = 1;
-
- if (((mode & CWWidth) && intended->width != width) || !(mode & CWWidth)) {
- return_val->request_mode |= CWWidth;
- return_val->width = width;
- mode = return_val->request_mode;
-
- if ((mode & CWWidth) && width == XtWidth(entry))
- return (XtGeometryNo);
- return (XtGeometryAlmost);
- }
-
- return (ret_val);
-}
+/*
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ */
+
+/*
+ * Date: September 26, 1989
+ *
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/SmeP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Class Methods
+ */
+static void Highlight(Widget);
+static void Notify(Widget);
+static void Unhighlight(Widget);
+static void XawSmeClassPartInitialize(WidgetClass);
+static void XawSmeInitialize(Widget, Widget, ArgList, Cardinal*);
+static XtGeometryResult XawSmeQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(SmeRec, sme.field)
+static XtResource resources[] = {
+ {
+ XtNcallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(callbacks),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNinternational,
+ XtCInternational,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(international),
+ XtRImmediate,
+ (XtPointer)False
+ },
+};
+#undef offset
+
+#define Superclass (&rectObjClassRec)
+SmeClassRec smeClassRec = {
+ /* rectangle */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Sme", /* class_name */
+ sizeof(SmeRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ XawSmeClassPartInitialize, /* class_part_initialize */
+ False, /* class_initialized */
+ XawSmeInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ False, /* compress_exposure */
+ False, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ NULL, /* resize */
+ NULL, /* expose */
+ NULL, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* intrinsics_version */
+ NULL, /* callback offsets */
+ NULL, /* tm_table */
+ XawSmeQueryGeometry, /* query_geometry */
+ NULL, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* sme */
+ {
+ Highlight, /* highlight */
+ Unhighlight, /* unhighlight */
+ Notify, /* notify */
+ NULL, /* extension */
+ }
+};
+
+WidgetClass smeObjectClass = (WidgetClass)&smeClassRec;
+
+/*
+ * Implementation
+ */
+/*
+ * Function:
+ * XawSmeClassPartInitialize
+ *
+ * Parameters:
+ * cclass - widget classs of this widget
+ *
+ * Description:
+ * Handles inheritance of class functions.
+ */
+static void
+XawSmeClassPartInitialize(WidgetClass cclass)
+{
+ SmeObjectClass m_ent, superC;
+
+ m_ent = (SmeObjectClass)cclass;
+ superC = (SmeObjectClass)m_ent->rect_class.superclass;
+
+ if (m_ent->sme_class.highlight == XtInheritHighlight)
+ m_ent->sme_class.highlight = superC->sme_class.highlight;
+
+ if (m_ent->sme_class.unhighlight == XtInheritUnhighlight)
+ m_ent->sme_class.unhighlight = superC->sme_class.unhighlight;
+
+ if (m_ent->sme_class.notify == XtInheritNotify)
+ m_ent->sme_class.notify = superC->sme_class.notify;
+}
+
+/*
+ * Function:
+ * XawSmeInitialize
+ *
+ * Parameters:
+ * request - widget requested by the argument list
+ * cnew - new widget with both resource and non resource values
+ *
+ * Description:
+ * Initializes the simple menu widget entry
+ */
+/*ARGSUSED*/
+static void
+XawSmeInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SmeObject entry = (SmeObject)cnew;
+
+ entry->rectangle.border_width = 0;
+}
+
+/*
+ * Function:
+ * Highlight
+ *
+ * Parameters:
+ * w - menu entry
+ *
+ * Description:
+ * Default highlight proceedure for menu entries.
+ */
+/*ARGSUSED*/
+static void
+Highlight(Widget w)
+{
+}
+
+/*
+ * Function:
+ * Unhighlight
+ *
+ * Parameters:
+ * w - menu entry
+ *
+ * Description:
+ * Default unhighlight proceedure for menu entries.
+ */
+/*ARGSUSED*/
+static void
+Unhighlight(Widget w)
+{
+}
+
+/*
+ * Function:
+ * Notify
+ *
+ * Parameters:
+ * w - menu entry
+ *
+ * Description:
+ * Calls the callback proceedures for this entry.
+ */
+static void
+Notify(Widget w)
+{
+ XtCallCallbacks(w, XtNcallback, NULL);
+}
+
+/*
+ * Function:
+ * QueryGeometry
+ *
+ * Parameeters:
+ * w - menu entry object
+ * itended - intended and return geometry info
+ * return_val -
+ *
+ * Description:
+ * Returns the preferred geometry for this widget.
+ *
+ * Returns:
+ * Geometry Result
+ *
+ * Note:
+ * See the Intrinsics manual for details on what this function is for.
+ */
+static XtGeometryResult
+XawSmeQueryGeometry(Widget w, XtWidgetGeometry *intended,
+ XtWidgetGeometry *return_val)
+{
+ SmeObject entry = (SmeObject)w;
+ Dimension width;
+ XtGeometryResult ret_val = XtGeometryYes;
+ XtGeometryMask mode = intended->request_mode;
+
+ width = 1;
+
+ if (((mode & CWWidth) && intended->width != width) || !(mode & CWWidth)) {
+ return_val->request_mode |= CWWidth;
+ return_val->width = width;
+ mode = return_val->request_mode;
+
+ if ((mode & CWWidth) && width == XtWidth(entry))
+ return (XtGeometryNo);
+ return (XtGeometryAlmost);
+ }
+
+ return (ret_val);
+}
diff --git a/libXaw/src/SmeBSB.c b/libXaw/src/SmeBSB.c
index 1941edff1..b56874b3c 100644
--- a/libXaw/src/SmeBSB.c
+++ b/libXaw/src/SmeBSB.c
@@ -1,770 +1,770 @@
-/*
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- */
-
-/*
- * SmeBSB.c - Source code file for BSB Menu Entry object.
- *
- * Date: September 26, 1989
- *
- * By: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xos.h>
-#include <X11/Xmu/Drawing.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/SimpleMenu.h>
-#include <X11/Xaw/SmeBSBP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define ONE_HUNDRED 100
-
-/*
- * Class Methods
- */
-static void FlipColors(Widget);
-static void XawSmeBSBClassInitialize(void);
-static void XawSmeBSBInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawSmeBSBDestroy(Widget);
-static XtGeometryResult XawSmeBSBQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawSmeBSBRedisplay(Widget, XEvent*, Region);
-static Boolean XawSmeBSBSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void CreateGCs(Widget);
-static void GetBitmapInfo(Widget, Bool);
-static void GetDefaultSize(Widget, Dimension*, Dimension*);
-static void DestroyGCs(Widget);
-static void DrawBitmaps(Widget, GC);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(SmeBSBRec, sme_bsb.field)
-static XtResource resources[] = {
- {
- XtNlabel,
- XtCLabel,
- XtRString,
- sizeof(String),
- offset(label),
- XtRString,
- NULL
- },
- {
- XtNvertSpace,
- XtCVertSpace,
- XtRInt,
- sizeof(int),
- offset(vert_space),
- XtRImmediate,
- (XtPointer)25
- },
- {
- XtNleftBitmap,
- XtCLeftBitmap,
- XtRBitmap,
- sizeof(Pixmap),
- offset(left_bitmap),
- XtRImmediate,
- (XtPointer)None
- },
- {
- XtNjustify,
- XtCJustify,
- XtRJustify,
- sizeof(XtJustify),
- offset(justify),
- XtRImmediate,
- (XtPointer)XtJustifyLeft
- },
- {
- XtNrightBitmap,
- XtCRightBitmap,
- XtRBitmap,
- sizeof(Pixmap),
- offset(right_bitmap),
- XtRImmediate,
- (XtPointer)None
- },
- {
- XtNleftMargin,
- XtCHorizontalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(left_margin),
- XtRImmediate,
- (XtPointer)4
- },
- {
- XtNrightMargin,
- XtCHorizontalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(right_margin),
- XtRImmediate,
- (XtPointer)4
- },
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(foreground),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNfont,
- XtCFont,
- XtRFontStruct,
- sizeof(XFontStruct*),
- offset(font),
- XtRString,
- XtDefaultFont
- },
- {
- XtNfontSet,
- XtCFontSet,
- XtRFontSet,
- sizeof(XFontSet),
- offset(fontset),
- XtRString,
- XtDefaultFontSet
- },
-#ifndef OLDXAW
- {
- XtNmenuName,
- XtCMenuName,
- XtRString,
- sizeof(String),
- offset(menu_name),
- XtRImmediate,
- (XtPointer)NULL
- },
-#endif
-};
-#undef offset
-
-#define superclass (&smeClassRec)
-SmeBSBClassRec smeBSBClassRec = {
- /* rectangle */
- {
- (WidgetClass)superclass, /* superclass */
- "SmeBSB", /* class_name */
- sizeof(SmeBSBRec), /* size */
- XawSmeBSBClassInitialize, /* class_init */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawSmeBSBInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- False, /* compress_exposure */
- False, /* compress_enterleave */
- False, /* visible_interest */
- XawSmeBSBDestroy, /* destroy */
- NULL, /* resize */
- XawSmeBSBRedisplay, /* expose */
- XawSmeBSBSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* intrinsics version */
- NULL, /* callback offsets */
- NULL, /* tm_table */
- XawSmeBSBQueryGeometry, /* query_geometry */
- NULL, /* display_accelerator */
- NULL, /* extension */
- },
- /* sme */
- {
- FlipColors, /* highlight */
- FlipColors, /* unhighlight */
- XtInheritNotify, /* notify */
- NULL, /* extension */
- },
- /* sme_bsb */
- {
- NULL, /* extension */
- },
-};
-WidgetClass smeBSBObjectClass = (WidgetClass)&smeBSBClassRec;
-
-/*
- * Function:
- * XawSmeBSBClassInitialize
- *
- * Description:
- * Initializes the SmeBSBObject.
- */
-static void
-XawSmeBSBClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtRJustify, XmuCvtStringToJustify, NULL, 0);
- XtSetTypeConverter(XtRJustify, XtRString, XmuCvtJustifyToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-/*
- * Function:
- * XawSmeBSBInitialize
- *
- * Parameters:
- * request - widget requested by the argument list
- * cnew - new widget with both resource and non resource values
- *
- * Description:
- * Initializes the simple menu widget entry.
- */
-/*ARGSUSED*/
-static void
-XawSmeBSBInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SmeBSBObject entry = (SmeBSBObject)cnew;
-
- if (!entry->sme_bsb.font) XtError("Aborting: no font found\n");
-
- if (entry->sme_bsb.label == NULL)
- entry->sme_bsb.label = XtName(cnew);
- else
- entry->sme_bsb.label = XtNewString(entry->sme_bsb.label);
-
- GetDefaultSize(cnew, &entry->rectangle.width, &entry->rectangle.height);
- CreateGCs(cnew);
-
- entry->sme_bsb.left_bitmap_width = entry->sme_bsb.left_bitmap_height = 0;
- entry->sme_bsb.right_bitmap_width = entry->sme_bsb.right_bitmap_height = 0;
-
- GetBitmapInfo(cnew, True); /* Left Bitmap Info */
- GetBitmapInfo(cnew, False); /* Right Bitmap Info */
-}
-
-/*
- * Function:
- * XawSmeBSBDestroy
- *
- * Parameters:
- * w - simple menu widget entry
- */
-static void
-XawSmeBSBDestroy(Widget w)
-{
- SmeBSBObject entry = (SmeBSBObject)w;
-
- DestroyGCs(w);
- if (entry->sme_bsb.label != XtName(w))
- XtFree(entry->sme_bsb.label);
-}
-
-/*
- * Function:
- * XawSmeBSBRedisplay
- *
- * Parameters:
- * w - simple menu widget entry
- * event - X event that caused this redisplay
- * region - region the needs to be repainted
- *
- * Description:
- * Redisplays the contents of the widget.
- */
-/* ARGSUSED */
-static void
-XawSmeBSBRedisplay(Widget w, XEvent *event, Region region)
-{
- GC gc;
- SmeBSBObject entry = (SmeBSBObject)w;
- int font_ascent, font_descent, y_loc;
- int fontset_ascent, fontset_descent;
- XFontSetExtents *ext = XExtentsOfFontSet(entry->sme_bsb.fontset);
-
- font_ascent = font_descent = fontset_ascent = fontset_descent = 0;
- entry->sme_bsb.set_values_area_cleared = False;
-
- if (entry->sme.international == True) {
- fontset_ascent = XawAbs(ext->max_ink_extent.y);
- fontset_descent = ext->max_ink_extent.height - fontset_ascent;
- }
- else {
- font_ascent = entry->sme_bsb.font->max_bounds.ascent;
- font_descent = entry->sme_bsb.font->max_bounds.descent;
- }
- y_loc = XtY(entry);
-
- if (XtIsSensitive(w) && XtIsSensitive(XtParent(w))) {
- if (w == XawSimpleMenuGetActiveEntry(XtParent(w))) {
- XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
- entry->sme_bsb.norm_gc, XtX(w), y_loc,
- XtWidth(entry), XtHeight(entry));
- gc = entry->sme_bsb.rev_gc;
- }
- else
- gc = entry->sme_bsb.norm_gc;
- }
- else
- gc = entry->sme_bsb.norm_gray_gc;
-
- if (entry->sme_bsb.label != NULL) {
- int x_loc = entry->sme_bsb.left_margin;
- int len = strlen(entry->sme_bsb.label);
- char *label = entry->sme_bsb.label;
- int width, t_width;
-
- switch(entry->sme_bsb.justify) {
- case XtJustifyCenter:
- if (entry->sme.international == True) {
- t_width = XmbTextEscapement(entry->sme_bsb.fontset,label,
- len);
- width = XtWidth(entry) - (entry->sme_bsb.left_margin +
- entry->sme_bsb.right_margin);
- }
- else {
- t_width = XTextWidth(entry->sme_bsb.font, label, len);
- width = XtWidth(entry) - (entry->sme_bsb.left_margin +
- entry->sme_bsb.right_margin);
- }
- x_loc += (width - t_width) >> 1;
- break;
- case XtJustifyRight:
- if (entry->sme.international == True) {
- t_width = XmbTextEscapement(entry->sme_bsb.fontset,label,
- len);
- x_loc = XtWidth(entry) - (entry->sme_bsb.right_margin +
- t_width);
- }
- else {
- t_width = XTextWidth(entry->sme_bsb.font, label, len);
- x_loc = XtWidth(entry) - (entry->sme_bsb.right_margin +
- t_width);
- }
- break;
- case XtJustifyLeft:
- /*FALLTHROUGH*/
- default:
- break;
- }
-
- /* this will center the text in the gadget top-to-bottom */
- if (entry->sme.international == True) {
- y_loc += ((XtHeight(entry) -
- (fontset_ascent + fontset_descent)) >> 1) +
- fontset_ascent;
-
- XmbDrawString(XtDisplayOfObject(w), XtWindowOfObject(w),
- entry->sme_bsb.fontset, gc,
- XtX(w) + x_loc, y_loc, label, len);
- }
- else {
- y_loc += ((XtHeight(entry) -
- (font_ascent + font_descent)) >> 1) + font_ascent;
-
- XDrawString(XtDisplayOfObject(w), XtWindowOfObject(w), gc,
- XtX(w) + x_loc, y_loc, label, len);
- }
- }
-
- DrawBitmaps(w, gc);
-}
-
-
-/*
- * Function:
- * XawSmeBSBSetValues
- *
- * Parameters:
- * current - current state of the widget
- * request - what was requested
- * cnew - what the widget will become
- *
- * Description:
- * Relayout the menu when one of the resources is changed.
- */
-
-/*ARGSUSED*/
-static Boolean
-XawSmeBSBSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SmeBSBObject entry = (SmeBSBObject)cnew;
- SmeBSBObject old_entry = (SmeBSBObject)current;
- Boolean ret_val = False;
-
- if (old_entry->sme_bsb.label != entry->sme_bsb.label) {
- if (old_entry->sme_bsb.label != XtName(cnew))
- XtFree((char *)old_entry->sme_bsb.label);
-
- if (entry->sme_bsb.label != XtName(cnew))
- entry->sme_bsb.label = XtNewString(entry->sme_bsb.label);
-
- ret_val = True;
- }
-
- if (entry->rectangle.sensitive != old_entry->rectangle.sensitive)
- ret_val = True;
-
- if (entry->sme_bsb.left_bitmap != old_entry->sme_bsb.left_bitmap) {
- GetBitmapInfo(cnew, True);
- ret_val = True;
- }
-
- if (entry->sme_bsb.right_bitmap != old_entry->sme_bsb.right_bitmap) {
- GetBitmapInfo(cnew, False);
- ret_val = True;
- }
-
- if ((old_entry->sme_bsb.font != entry->sme_bsb.font
- && old_entry->sme.international == False)
- || old_entry->sme_bsb.foreground != entry->sme_bsb.foreground) {
- DestroyGCs(current);
- CreateGCs(cnew);
- ret_val = True;
- }
-
- if (old_entry->sme_bsb.fontset != entry->sme_bsb.fontset &&
- old_entry->sme.international == True)
- /* DONT changes the GCs, because the fontset is not in them */
- ret_val = True;
-
- if (ret_val) {
- Dimension width, height;
-
- GetDefaultSize(cnew, &width, &height);
- entry->sme_bsb.set_values_area_cleared = True;
- XtMakeResizeRequest(cnew, width, height, NULL, NULL);
- }
-
- return (ret_val);
-}
-
-/*
- * Function:
- * XawSmeBSBQueryGeometry
- *
- * Parameters:
- * w - menu entry object
- * itended - intended and return geometry info
- * return_val - ""
- *
- * Returns:
- * Geometry Result
- *
- * Description:
- * Returns the preferred geometry for this widget.
- * See the Intrinsics manual for details on what this function is for.
- */
-static XtGeometryResult
-XawSmeBSBQueryGeometry(Widget w, XtWidgetGeometry *intended,
- XtWidgetGeometry *return_val)
-{
- SmeBSBObject entry = (SmeBSBObject)w;
- Dimension width, height;
- XtGeometryResult ret_val = XtGeometryYes;
- XtGeometryMask mode = intended->request_mode;
-
- GetDefaultSize(w, &width, &height);
-
- if (((mode & CWWidth) && intended->width != width) || !(mode & CWWidth)) {
- return_val->request_mode |= CWWidth;
- return_val->width = width;
- ret_val = XtGeometryAlmost;
- }
-
- if (((mode & CWHeight) && intended->height != height) || !(mode & CWHeight)) {
- return_val->request_mode |= CWHeight;
- return_val->height = height;
- ret_val = XtGeometryAlmost;
- }
-
- if (ret_val == XtGeometryAlmost) {
- mode = return_val->request_mode;
- if (((mode & CWWidth) && width == XtWidth(entry)) &&
- ((mode & CWHeight) && height == XtHeight(entry)))
- return (XtGeometryNo);
- }
-
- return (ret_val);
-}
-
-/*
- * Function:
- * FlipColors
- *
- * Parameters:
- * w - bsb menu entry widget
- *
- * Description:
- * Invert the colors of the current entry.
- */
-static void
-FlipColors(Widget w)
-{
- SmeBSBObject entry = (SmeBSBObject)w;
-
- if (entry->sme_bsb.set_values_area_cleared)
- return;
-
- XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
- entry->sme_bsb.invert_gc,
- XtX(w), XtY(entry), XtWidth(entry), XtHeight(entry));
-}
-
-/*
- * Function:
- * GetDefaultSize
- *
- * Parameters:
- * w - menu entry widget.
- * width - default width (return)
- * height - default height (return)
- *
- * Description:
- * Calculates the Default (preferred) size of this menu entry.
- */
-static void
-GetDefaultSize(Widget w, Dimension *width, Dimension *height)
-{
- SmeBSBObject entry = (SmeBSBObject)w;
-
- if (entry->sme.international == True) {
- XFontSetExtents *ext = XExtentsOfFontSet(entry->sme_bsb.fontset);
-
- if (entry->sme_bsb.label == NULL)
- *width = 0;
- else
- *width = XmbTextEscapement(entry->sme_bsb.fontset,
- entry->sme_bsb.label,
- strlen(entry->sme_bsb.label));
- *width += entry->sme_bsb.left_margin + entry->sme_bsb.right_margin;
- *height = ext->max_ink_extent.height;
- *height = ((int)*height * (ONE_HUNDRED +
- entry->sme_bsb.vert_space)) / ONE_HUNDRED;
- }
- else {
- if (entry->sme_bsb.label == NULL)
- *width = 0;
- else
- *width = XTextWidth(entry->sme_bsb.font, entry->sme_bsb.label,
- strlen(entry->sme_bsb.label));
-
- *width += entry->sme_bsb.left_margin + entry->sme_bsb.right_margin;
-
- *height = entry->sme_bsb.font->max_bounds.ascent +
- entry->sme_bsb.font->max_bounds.descent;
-
- *height = ((int)*height * (ONE_HUNDRED +
- entry->sme_bsb.vert_space)) / ONE_HUNDRED;
- }
-}
-
-/*
- * Function:
- * DrawBitmaps
- *
- * Parameters:
- * w - simple menu widget entry
- * gc - graphics context to use for drawing
- *
- * Description:
- * Draws left and right bitmaps.
- */
-static void
-DrawBitmaps(Widget w, GC gc)
-{
- int x_loc, y_loc;
- SmeBSBObject entry = (SmeBSBObject)w;
-
- if (entry->sme_bsb.left_bitmap == None &&
- entry->sme_bsb.right_bitmap == None)
- return;
-
- /*
- * Draw Left Bitmap
- */
- if (entry->sme_bsb.left_bitmap != None) {
- x_loc = ((entry->sme_bsb.left_margin -
- entry->sme_bsb.left_bitmap_width) >> 1) + XtX(w);
-
- y_loc = XtY(entry) + ((XtHeight(entry) -
- entry->sme_bsb.left_bitmap_height) >> 1);
-
- XCopyPlane(XtDisplayOfObject(w), entry->sme_bsb.left_bitmap,
- XtWindowOfObject(w), gc, 0, 0,
- entry->sme_bsb.left_bitmap_width,
- entry->sme_bsb.left_bitmap_height, x_loc, y_loc, 1);
- }
-
- /*
- * Draw Right Bitmap
- */
- if (entry->sme_bsb.right_bitmap != None) {
- x_loc = XtWidth(entry) - ((entry->sme_bsb.right_margin +
- entry->sme_bsb.right_bitmap_width) >> 1) +
- XtX(w);
- y_loc = XtY(entry) + ((XtHeight(entry) -
- entry->sme_bsb.right_bitmap_height) >> 1);
-
- XCopyPlane(XtDisplayOfObject(w), entry->sme_bsb.right_bitmap,
- XtWindowOfObject(w), gc, 0, 0,
- entry->sme_bsb.right_bitmap_width,
- entry->sme_bsb.right_bitmap_height, x_loc, y_loc, 1);
- }
-}
-
-/*
- * Function:
- * GetBitmapInfo
- *
- * Parameters:
- * w - bsb menu entry object
- * is_left - True: if we are testing left bitmap
- * False: if we are testing the right bitmap
- *
- * Description:
- * Gets the bitmap information from either of the bitmaps.
- */
-static void
-GetBitmapInfo(Widget w, Bool is_left)
-{
- SmeBSBObject entry = (SmeBSBObject)w;
- unsigned int depth, bw;
- Window root;
- int x, y;
- unsigned int width, height;
-
- if (is_left) {
- if (entry->sme_bsb.left_bitmap != None &&
- XGetGeometry(XtDisplayOfObject(w),
- entry->sme_bsb.left_bitmap, &root,
- &x, &y, &width, &height, &bw, &depth)) {
- entry->sme_bsb.left_bitmap_width = width;
- entry->sme_bsb.left_bitmap_height = height;
- }
- }
- else if (entry->sme_bsb.right_bitmap != None &&
- XGetGeometry(XtDisplayOfObject(w),
- entry->sme_bsb.right_bitmap, &root,
- &x, &y, &width, &height, &bw, &depth)) {
- entry->sme_bsb.right_bitmap_width = width;
- entry->sme_bsb.right_bitmap_height = height;
- }
-}
-
-/*
- * Function:
- * CreateGCs
- *
- * Parameters:
- * w - simple menu widget entry
- *
- * Description:
- * Creates all gc's for the simple menu widget.
- */
-static void
-CreateGCs(Widget w)
-{
- SmeBSBObject entry = (SmeBSBObject)w;
- XGCValues values;
- XtGCMask mask, mask_i18n;
-
- values.foreground = XtParent(w)->core.background_pixel;
- values.background = entry->sme_bsb.foreground;
- values.font = entry->sme_bsb.font->fid;
- values.graphics_exposures = False;
- mask = GCForeground | GCBackground | GCGraphicsExposures | GCFont;
- mask_i18n = GCForeground | GCBackground | GCGraphicsExposures;
- if (entry->sme.international == True)
- entry->sme_bsb.rev_gc = XtAllocateGC(w, 0, mask_i18n, &values, GCFont, 0);
- else
- entry->sme_bsb.rev_gc = XtGetGC(w, mask, &values);
-
- values.foreground = entry->sme_bsb.foreground;
- values.background = XtParent(w)->core.background_pixel;
- if (entry->sme.international == True)
- entry->sme_bsb.norm_gc = XtAllocateGC(w, 0, mask_i18n, &values, GCFont, 0);
- else
- entry->sme_bsb.norm_gc = XtGetGC(w, mask, &values);
-
- values.fill_style = FillTiled;
- values.tile = XmuCreateStippledPixmap(XtScreenOfObject(w),
- entry->sme_bsb.foreground,
- XtParent(w)->core.background_pixel,
- XtParent(w)->core.depth);
- values.graphics_exposures = False;
- mask |= GCTile | GCFillStyle;
- mask_i18n |= GCTile | GCFillStyle;
- if (entry->sme.international == True)
- entry->sme_bsb.norm_gray_gc = XtAllocateGC(w, 0, mask_i18n, &values,
- GCFont, 0);
- else
- entry->sme_bsb.norm_gray_gc = XtGetGC(w, mask, &values);
-
- values.foreground ^= values.background;
- values.background = 0;
- values.function = GXxor;
- mask = GCForeground | GCBackground | GCGraphicsExposures | GCFunction;
- entry->sme_bsb.invert_gc = XtGetGC(w, mask, &values);
-}
-
-/*
- * Function:
- * DestroyGCs
- *
- * Parameters:
- * w - simple menu widget entry
- *
- * Description:
- * Removes all gc's for the simple menu widget.
- */
-static void
-DestroyGCs(Widget w)
-{
- SmeBSBObject entry = (SmeBSBObject)w;
-
- XtReleaseGC(w, entry->sme_bsb.norm_gc);
- XtReleaseGC(w, entry->sme_bsb.norm_gray_gc);
- XtReleaseGC(w, entry->sme_bsb.rev_gc);
- XtReleaseGC(w, entry->sme_bsb.invert_gc);
-}
+/*
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ */
+
+/*
+ * SmeBSB.c - Source code file for BSB Menu Entry object.
+ *
+ * Date: September 26, 1989
+ *
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xos.h>
+#include <X11/Xmu/Drawing.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/SimpleMenu.h>
+#include <X11/Xaw/SmeBSBP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define ONE_HUNDRED 100
+
+/*
+ * Class Methods
+ */
+static void FlipColors(Widget);
+static void XawSmeBSBClassInitialize(void);
+static void XawSmeBSBInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawSmeBSBDestroy(Widget);
+static XtGeometryResult XawSmeBSBQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawSmeBSBRedisplay(Widget, XEvent*, Region);
+static Boolean XawSmeBSBSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void CreateGCs(Widget);
+static void GetBitmapInfo(Widget, Bool);
+static void GetDefaultSize(Widget, Dimension*, Dimension*);
+static void DestroyGCs(Widget);
+static void DrawBitmaps(Widget, GC);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(SmeBSBRec, sme_bsb.field)
+static XtResource resources[] = {
+ {
+ XtNlabel,
+ XtCLabel,
+ XtRString,
+ sizeof(String),
+ offset(label),
+ XtRString,
+ NULL
+ },
+ {
+ XtNvertSpace,
+ XtCVertSpace,
+ XtRInt,
+ sizeof(int),
+ offset(vert_space),
+ XtRImmediate,
+ (XtPointer)25
+ },
+ {
+ XtNleftBitmap,
+ XtCLeftBitmap,
+ XtRBitmap,
+ sizeof(Pixmap),
+ offset(left_bitmap),
+ XtRImmediate,
+ (XtPointer)None
+ },
+ {
+ XtNjustify,
+ XtCJustify,
+ XtRJustify,
+ sizeof(XtJustify),
+ offset(justify),
+ XtRImmediate,
+ (XtPointer)XtJustifyLeft
+ },
+ {
+ XtNrightBitmap,
+ XtCRightBitmap,
+ XtRBitmap,
+ sizeof(Pixmap),
+ offset(right_bitmap),
+ XtRImmediate,
+ (XtPointer)None
+ },
+ {
+ XtNleftMargin,
+ XtCHorizontalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(left_margin),
+ XtRImmediate,
+ (XtPointer)4
+ },
+ {
+ XtNrightMargin,
+ XtCHorizontalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(right_margin),
+ XtRImmediate,
+ (XtPointer)4
+ },
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(foreground),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNfont,
+ XtCFont,
+ XtRFontStruct,
+ sizeof(XFontStruct*),
+ offset(font),
+ XtRString,
+ XtDefaultFont
+ },
+ {
+ XtNfontSet,
+ XtCFontSet,
+ XtRFontSet,
+ sizeof(XFontSet),
+ offset(fontset),
+ XtRString,
+ XtDefaultFontSet
+ },
+#ifndef OLDXAW
+ {
+ XtNmenuName,
+ XtCMenuName,
+ XtRString,
+ sizeof(String),
+ offset(menu_name),
+ XtRImmediate,
+ (XtPointer)NULL
+ },
+#endif
+};
+#undef offset
+
+#define superclass (&smeClassRec)
+SmeBSBClassRec smeBSBClassRec = {
+ /* rectangle */
+ {
+ (WidgetClass)superclass, /* superclass */
+ "SmeBSB", /* class_name */
+ sizeof(SmeBSBRec), /* size */
+ XawSmeBSBClassInitialize, /* class_init */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawSmeBSBInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ False, /* compress_exposure */
+ False, /* compress_enterleave */
+ False, /* visible_interest */
+ XawSmeBSBDestroy, /* destroy */
+ NULL, /* resize */
+ XawSmeBSBRedisplay, /* expose */
+ XawSmeBSBSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* intrinsics version */
+ NULL, /* callback offsets */
+ NULL, /* tm_table */
+ XawSmeBSBQueryGeometry, /* query_geometry */
+ NULL, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* sme */
+ {
+ FlipColors, /* highlight */
+ FlipColors, /* unhighlight */
+ XtInheritNotify, /* notify */
+ NULL, /* extension */
+ },
+ /* sme_bsb */
+ {
+ NULL, /* extension */
+ },
+};
+WidgetClass smeBSBObjectClass = (WidgetClass)&smeBSBClassRec;
+
+/*
+ * Function:
+ * XawSmeBSBClassInitialize
+ *
+ * Description:
+ * Initializes the SmeBSBObject.
+ */
+static void
+XawSmeBSBClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtRJustify, XmuCvtStringToJustify, NULL, 0);
+ XtSetTypeConverter(XtRJustify, XtRString, XmuCvtJustifyToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+/*
+ * Function:
+ * XawSmeBSBInitialize
+ *
+ * Parameters:
+ * request - widget requested by the argument list
+ * cnew - new widget with both resource and non resource values
+ *
+ * Description:
+ * Initializes the simple menu widget entry.
+ */
+/*ARGSUSED*/
+static void
+XawSmeBSBInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SmeBSBObject entry = (SmeBSBObject)cnew;
+
+ if (!entry->sme_bsb.font) XtError("Aborting: no font found\n");
+
+ if (entry->sme_bsb.label == NULL)
+ entry->sme_bsb.label = XtName(cnew);
+ else
+ entry->sme_bsb.label = XtNewString(entry->sme_bsb.label);
+
+ GetDefaultSize(cnew, &entry->rectangle.width, &entry->rectangle.height);
+ CreateGCs(cnew);
+
+ entry->sme_bsb.left_bitmap_width = entry->sme_bsb.left_bitmap_height = 0;
+ entry->sme_bsb.right_bitmap_width = entry->sme_bsb.right_bitmap_height = 0;
+
+ GetBitmapInfo(cnew, True); /* Left Bitmap Info */
+ GetBitmapInfo(cnew, False); /* Right Bitmap Info */
+}
+
+/*
+ * Function:
+ * XawSmeBSBDestroy
+ *
+ * Parameters:
+ * w - simple menu widget entry
+ */
+static void
+XawSmeBSBDestroy(Widget w)
+{
+ SmeBSBObject entry = (SmeBSBObject)w;
+
+ DestroyGCs(w);
+ if (entry->sme_bsb.label != XtName(w))
+ XtFree(entry->sme_bsb.label);
+}
+
+/*
+ * Function:
+ * XawSmeBSBRedisplay
+ *
+ * Parameters:
+ * w - simple menu widget entry
+ * event - X event that caused this redisplay
+ * region - region the needs to be repainted
+ *
+ * Description:
+ * Redisplays the contents of the widget.
+ */
+/* ARGSUSED */
+static void
+XawSmeBSBRedisplay(Widget w, XEvent *event, Region region)
+{
+ GC gc;
+ SmeBSBObject entry = (SmeBSBObject)w;
+ int font_ascent, font_descent, y_loc;
+ int fontset_ascent, fontset_descent;
+ XFontSetExtents *ext = XExtentsOfFontSet(entry->sme_bsb.fontset);
+
+ font_ascent = font_descent = fontset_ascent = fontset_descent = 0;
+ entry->sme_bsb.set_values_area_cleared = False;
+
+ if (entry->sme.international == True) {
+ fontset_ascent = XawAbs(ext->max_ink_extent.y);
+ fontset_descent = ext->max_ink_extent.height - fontset_ascent;
+ }
+ else {
+ font_ascent = entry->sme_bsb.font->max_bounds.ascent;
+ font_descent = entry->sme_bsb.font->max_bounds.descent;
+ }
+ y_loc = XtY(entry);
+
+ if (XtIsSensitive(w) && XtIsSensitive(XtParent(w))) {
+ if (w == XawSimpleMenuGetActiveEntry(XtParent(w))) {
+ XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
+ entry->sme_bsb.norm_gc, XtX(w), y_loc,
+ XtWidth(entry), XtHeight(entry));
+ gc = entry->sme_bsb.rev_gc;
+ }
+ else
+ gc = entry->sme_bsb.norm_gc;
+ }
+ else
+ gc = entry->sme_bsb.norm_gray_gc;
+
+ if (entry->sme_bsb.label != NULL) {
+ int x_loc = entry->sme_bsb.left_margin;
+ int len = strlen(entry->sme_bsb.label);
+ char *label = entry->sme_bsb.label;
+ int width, t_width;
+
+ switch(entry->sme_bsb.justify) {
+ case XtJustifyCenter:
+ if (entry->sme.international == True) {
+ t_width = XmbTextEscapement(entry->sme_bsb.fontset,label,
+ len);
+ width = XtWidth(entry) - (entry->sme_bsb.left_margin +
+ entry->sme_bsb.right_margin);
+ }
+ else {
+ t_width = XTextWidth(entry->sme_bsb.font, label, len);
+ width = XtWidth(entry) - (entry->sme_bsb.left_margin +
+ entry->sme_bsb.right_margin);
+ }
+ x_loc += (width - t_width) >> 1;
+ break;
+ case XtJustifyRight:
+ if (entry->sme.international == True) {
+ t_width = XmbTextEscapement(entry->sme_bsb.fontset,label,
+ len);
+ x_loc = XtWidth(entry) - (entry->sme_bsb.right_margin +
+ t_width);
+ }
+ else {
+ t_width = XTextWidth(entry->sme_bsb.font, label, len);
+ x_loc = XtWidth(entry) - (entry->sme_bsb.right_margin +
+ t_width);
+ }
+ break;
+ case XtJustifyLeft:
+ /*FALLTHROUGH*/
+ default:
+ break;
+ }
+
+ /* this will center the text in the gadget top-to-bottom */
+ if (entry->sme.international == True) {
+ y_loc += ((XtHeight(entry) -
+ (fontset_ascent + fontset_descent)) >> 1) +
+ fontset_ascent;
+
+ XmbDrawString(XtDisplayOfObject(w), XtWindowOfObject(w),
+ entry->sme_bsb.fontset, gc,
+ XtX(w) + x_loc, y_loc, label, len);
+ }
+ else {
+ y_loc += ((XtHeight(entry) -
+ (font_ascent + font_descent)) >> 1) + font_ascent;
+
+ XDrawString(XtDisplayOfObject(w), XtWindowOfObject(w), gc,
+ XtX(w) + x_loc, y_loc, label, len);
+ }
+ }
+
+ DrawBitmaps(w, gc);
+}
+
+
+/*
+ * Function:
+ * XawSmeBSBSetValues
+ *
+ * Parameters:
+ * current - current state of the widget
+ * request - what was requested
+ * cnew - what the widget will become
+ *
+ * Description:
+ * Relayout the menu when one of the resources is changed.
+ */
+
+/*ARGSUSED*/
+static Boolean
+XawSmeBSBSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SmeBSBObject entry = (SmeBSBObject)cnew;
+ SmeBSBObject old_entry = (SmeBSBObject)current;
+ Boolean ret_val = False;
+
+ if (old_entry->sme_bsb.label != entry->sme_bsb.label) {
+ if (old_entry->sme_bsb.label != XtName(cnew))
+ XtFree((char *)old_entry->sme_bsb.label);
+
+ if (entry->sme_bsb.label != XtName(cnew))
+ entry->sme_bsb.label = XtNewString(entry->sme_bsb.label);
+
+ ret_val = True;
+ }
+
+ if (entry->rectangle.sensitive != old_entry->rectangle.sensitive)
+ ret_val = True;
+
+ if (entry->sme_bsb.left_bitmap != old_entry->sme_bsb.left_bitmap) {
+ GetBitmapInfo(cnew, True);
+ ret_val = True;
+ }
+
+ if (entry->sme_bsb.right_bitmap != old_entry->sme_bsb.right_bitmap) {
+ GetBitmapInfo(cnew, False);
+ ret_val = True;
+ }
+
+ if ((old_entry->sme_bsb.font != entry->sme_bsb.font
+ && old_entry->sme.international == False)
+ || old_entry->sme_bsb.foreground != entry->sme_bsb.foreground) {
+ DestroyGCs(current);
+ CreateGCs(cnew);
+ ret_val = True;
+ }
+
+ if (old_entry->sme_bsb.fontset != entry->sme_bsb.fontset &&
+ old_entry->sme.international == True)
+ /* DONT changes the GCs, because the fontset is not in them */
+ ret_val = True;
+
+ if (ret_val) {
+ Dimension width, height;
+
+ GetDefaultSize(cnew, &width, &height);
+ entry->sme_bsb.set_values_area_cleared = True;
+ XtMakeResizeRequest(cnew, width, height, NULL, NULL);
+ }
+
+ return (ret_val);
+}
+
+/*
+ * Function:
+ * XawSmeBSBQueryGeometry
+ *
+ * Parameters:
+ * w - menu entry object
+ * itended - intended and return geometry info
+ * return_val - ""
+ *
+ * Returns:
+ * Geometry Result
+ *
+ * Description:
+ * Returns the preferred geometry for this widget.
+ * See the Intrinsics manual for details on what this function is for.
+ */
+static XtGeometryResult
+XawSmeBSBQueryGeometry(Widget w, XtWidgetGeometry *intended,
+ XtWidgetGeometry *return_val)
+{
+ SmeBSBObject entry = (SmeBSBObject)w;
+ Dimension width, height;
+ XtGeometryResult ret_val = XtGeometryYes;
+ XtGeometryMask mode = intended->request_mode;
+
+ GetDefaultSize(w, &width, &height);
+
+ if (((mode & CWWidth) && intended->width != width) || !(mode & CWWidth)) {
+ return_val->request_mode |= CWWidth;
+ return_val->width = width;
+ ret_val = XtGeometryAlmost;
+ }
+
+ if (((mode & CWHeight) && intended->height != height) || !(mode & CWHeight)) {
+ return_val->request_mode |= CWHeight;
+ return_val->height = height;
+ ret_val = XtGeometryAlmost;
+ }
+
+ if (ret_val == XtGeometryAlmost) {
+ mode = return_val->request_mode;
+ if (((mode & CWWidth) && width == XtWidth(entry)) &&
+ ((mode & CWHeight) && height == XtHeight(entry)))
+ return (XtGeometryNo);
+ }
+
+ return (ret_val);
+}
+
+/*
+ * Function:
+ * FlipColors
+ *
+ * Parameters:
+ * w - bsb menu entry widget
+ *
+ * Description:
+ * Invert the colors of the current entry.
+ */
+static void
+FlipColors(Widget w)
+{
+ SmeBSBObject entry = (SmeBSBObject)w;
+
+ if (entry->sme_bsb.set_values_area_cleared)
+ return;
+
+ XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
+ entry->sme_bsb.invert_gc,
+ XtX(w), XtY(entry), XtWidth(entry), XtHeight(entry));
+}
+
+/*
+ * Function:
+ * GetDefaultSize
+ *
+ * Parameters:
+ * w - menu entry widget.
+ * width - default width (return)
+ * height - default height (return)
+ *
+ * Description:
+ * Calculates the Default (preferred) size of this menu entry.
+ */
+static void
+GetDefaultSize(Widget w, Dimension *width, Dimension *height)
+{
+ SmeBSBObject entry = (SmeBSBObject)w;
+
+ if (entry->sme.international == True) {
+ XFontSetExtents *ext = XExtentsOfFontSet(entry->sme_bsb.fontset);
+
+ if (entry->sme_bsb.label == NULL)
+ *width = 0;
+ else
+ *width = XmbTextEscapement(entry->sme_bsb.fontset,
+ entry->sme_bsb.label,
+ strlen(entry->sme_bsb.label));
+ *width += entry->sme_bsb.left_margin + entry->sme_bsb.right_margin;
+ *height = ext->max_ink_extent.height;
+ *height = ((int)*height * (ONE_HUNDRED +
+ entry->sme_bsb.vert_space)) / ONE_HUNDRED;
+ }
+ else {
+ if (entry->sme_bsb.label == NULL)
+ *width = 0;
+ else
+ *width = XTextWidth(entry->sme_bsb.font, entry->sme_bsb.label,
+ strlen(entry->sme_bsb.label));
+
+ *width += entry->sme_bsb.left_margin + entry->sme_bsb.right_margin;
+
+ *height = entry->sme_bsb.font->max_bounds.ascent +
+ entry->sme_bsb.font->max_bounds.descent;
+
+ *height = ((int)*height * (ONE_HUNDRED +
+ entry->sme_bsb.vert_space)) / ONE_HUNDRED;
+ }
+}
+
+/*
+ * Function:
+ * DrawBitmaps
+ *
+ * Parameters:
+ * w - simple menu widget entry
+ * gc - graphics context to use for drawing
+ *
+ * Description:
+ * Draws left and right bitmaps.
+ */
+static void
+DrawBitmaps(Widget w, GC gc)
+{
+ int x_loc, y_loc;
+ SmeBSBObject entry = (SmeBSBObject)w;
+
+ if (entry->sme_bsb.left_bitmap == None &&
+ entry->sme_bsb.right_bitmap == None)
+ return;
+
+ /*
+ * Draw Left Bitmap
+ */
+ if (entry->sme_bsb.left_bitmap != None) {
+ x_loc = ((entry->sme_bsb.left_margin -
+ entry->sme_bsb.left_bitmap_width) >> 1) + XtX(w);
+
+ y_loc = XtY(entry) + ((XtHeight(entry) -
+ entry->sme_bsb.left_bitmap_height) >> 1);
+
+ XCopyPlane(XtDisplayOfObject(w), entry->sme_bsb.left_bitmap,
+ XtWindowOfObject(w), gc, 0, 0,
+ entry->sme_bsb.left_bitmap_width,
+ entry->sme_bsb.left_bitmap_height, x_loc, y_loc, 1);
+ }
+
+ /*
+ * Draw Right Bitmap
+ */
+ if (entry->sme_bsb.right_bitmap != None) {
+ x_loc = XtWidth(entry) - ((entry->sme_bsb.right_margin +
+ entry->sme_bsb.right_bitmap_width) >> 1) +
+ XtX(w);
+ y_loc = XtY(entry) + ((XtHeight(entry) -
+ entry->sme_bsb.right_bitmap_height) >> 1);
+
+ XCopyPlane(XtDisplayOfObject(w), entry->sme_bsb.right_bitmap,
+ XtWindowOfObject(w), gc, 0, 0,
+ entry->sme_bsb.right_bitmap_width,
+ entry->sme_bsb.right_bitmap_height, x_loc, y_loc, 1);
+ }
+}
+
+/*
+ * Function:
+ * GetBitmapInfo
+ *
+ * Parameters:
+ * w - bsb menu entry object
+ * is_left - True: if we are testing left bitmap
+ * False: if we are testing the right bitmap
+ *
+ * Description:
+ * Gets the bitmap information from either of the bitmaps.
+ */
+static void
+GetBitmapInfo(Widget w, Bool is_left)
+{
+ SmeBSBObject entry = (SmeBSBObject)w;
+ unsigned int depth, bw;
+ Window root;
+ int x, y;
+ unsigned int width, height;
+
+ if (is_left) {
+ if (entry->sme_bsb.left_bitmap != None &&
+ XGetGeometry(XtDisplayOfObject(w),
+ entry->sme_bsb.left_bitmap, &root,
+ &x, &y, &width, &height, &bw, &depth)) {
+ entry->sme_bsb.left_bitmap_width = width;
+ entry->sme_bsb.left_bitmap_height = height;
+ }
+ }
+ else if (entry->sme_bsb.right_bitmap != None &&
+ XGetGeometry(XtDisplayOfObject(w),
+ entry->sme_bsb.right_bitmap, &root,
+ &x, &y, &width, &height, &bw, &depth)) {
+ entry->sme_bsb.right_bitmap_width = width;
+ entry->sme_bsb.right_bitmap_height = height;
+ }
+}
+
+/*
+ * Function:
+ * CreateGCs
+ *
+ * Parameters:
+ * w - simple menu widget entry
+ *
+ * Description:
+ * Creates all gc's for the simple menu widget.
+ */
+static void
+CreateGCs(Widget w)
+{
+ SmeBSBObject entry = (SmeBSBObject)w;
+ XGCValues values;
+ XtGCMask mask, mask_i18n;
+
+ values.foreground = XtParent(w)->core.background_pixel;
+ values.background = entry->sme_bsb.foreground;
+ values.font = entry->sme_bsb.font->fid;
+ values.graphics_exposures = False;
+ mask = GCForeground | GCBackground | GCGraphicsExposures | GCFont;
+ mask_i18n = GCForeground | GCBackground | GCGraphicsExposures;
+ if (entry->sme.international == True)
+ entry->sme_bsb.rev_gc = XtAllocateGC(w, 0, mask_i18n, &values, GCFont, 0);
+ else
+ entry->sme_bsb.rev_gc = XtGetGC(w, mask, &values);
+
+ values.foreground = entry->sme_bsb.foreground;
+ values.background = XtParent(w)->core.background_pixel;
+ if (entry->sme.international == True)
+ entry->sme_bsb.norm_gc = XtAllocateGC(w, 0, mask_i18n, &values, GCFont, 0);
+ else
+ entry->sme_bsb.norm_gc = XtGetGC(w, mask, &values);
+
+ values.fill_style = FillTiled;
+ values.tile = XmuCreateStippledPixmap(XtScreenOfObject(w),
+ entry->sme_bsb.foreground,
+ XtParent(w)->core.background_pixel,
+ XtParent(w)->core.depth);
+ values.graphics_exposures = False;
+ mask |= GCTile | GCFillStyle;
+ mask_i18n |= GCTile | GCFillStyle;
+ if (entry->sme.international == True)
+ entry->sme_bsb.norm_gray_gc = XtAllocateGC(w, 0, mask_i18n, &values,
+ GCFont, 0);
+ else
+ entry->sme_bsb.norm_gray_gc = XtGetGC(w, mask, &values);
+
+ values.foreground ^= values.background;
+ values.background = 0;
+ values.function = GXxor;
+ mask = GCForeground | GCBackground | GCGraphicsExposures | GCFunction;
+ entry->sme_bsb.invert_gc = XtGetGC(w, mask, &values);
+}
+
+/*
+ * Function:
+ * DestroyGCs
+ *
+ * Parameters:
+ * w - simple menu widget entry
+ *
+ * Description:
+ * Removes all gc's for the simple menu widget.
+ */
+static void
+DestroyGCs(Widget w)
+{
+ SmeBSBObject entry = (SmeBSBObject)w;
+
+ XtReleaseGC(w, entry->sme_bsb.norm_gc);
+ XtReleaseGC(w, entry->sme_bsb.norm_gray_gc);
+ XtReleaseGC(w, entry->sme_bsb.rev_gc);
+ XtReleaseGC(w, entry->sme_bsb.invert_gc);
+}
diff --git a/libXaw/src/SmeLine.c b/libXaw/src/SmeLine.c
index f735a3c9f..80de18ed4 100644
--- a/libXaw/src/SmeLine.c
+++ b/libXaw/src/SmeLine.c
@@ -1,264 +1,264 @@
-/*
-Copyright 1989, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- *
- * Author: Chris D. Peterson, MIT X Consortium
- */
-
-/*
- * Sme.c - Source code for the generic menu entry
- *
- * Date: September 26, 1989
- *
- * By: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/SmeLineP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Class Methods
- */
-static void XawSmeLineDestroy(Widget);
-static void XawSmeLineInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawSmeLineRedisplay(Widget, XEvent*, Region);
-static Boolean XawSmeLineSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void CreateGC(Widget);
-static void DestroyGC(Widget);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(SmeLineRec, sme_line.field)
-static XtResource resources[] = {
- {
- XtNlineWidth,
- XtCLineWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(line_width),
- XtRImmediate,
- (XtPointer)1
- },
- {
- XtNstipple,
- XtCStipple,
- XtRBitmap,
- sizeof(Pixmap),
- offset(stipple),
- XtRImmediate,
- (XtPointer)XtUnspecifiedPixmap
- },
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(foreground),
- XtRString,
- XtDefaultForeground
- },
-};
-#undef offset
-
-#define Superclass (&smeClassRec)
-SmeLineClassRec smeLineClassRec = {
- /* rectangle */
- {
- (WidgetClass)Superclass, /* superclass */
- "SmeLine", /* class_name */
- sizeof(SmeLineRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class inited */
- XawSmeLineInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- False, /* compress_exposure */
- False, /* compress_enterleave */
- False, /* visible_interest */
- XawSmeLineDestroy, /* destroy */
- NULL, /* resize */
- XawSmeLineRedisplay, /* expose */
- XawSmeLineSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* intrinsics version */
- NULL, /* callback offsets */
- NULL, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- NULL, /* display_accelerator */
- NULL, /* extension */
- },
- /* sme */
- {
- XtInheritHighlight, /* highlight */
- XtInheritUnhighlight, /* unhighlight */
- XtInheritNotify, /* notify */
- NULL, /* extension */
- },
- /* sme_line */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass smeLineObjectClass = (WidgetClass)&smeLineClassRec;
-
-/*
- * Implementation
- */
-/*ARGSUSED*/
-static void
-XawSmeLineInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SmeLineObject entry = (SmeLineObject)cnew;
-
- if (XtHeight(entry) == 0)
- XtHeight(entry) = entry->sme_line.line_width;
-
- CreateGC(cnew);
-}
-
-/*
- * Function:
- * CreateGC
- *
- * Parameters:
- * w - Line entry widget
- *
- * Description:
- * Creates the GC for the line entry widget.
- *
- * Note:
- * We can only share the GC if there is no stipple, because
- * we need to change the stipple origin when drawing
- */
-static void
-CreateGC(Widget w)
-{
- SmeLineObject entry = (SmeLineObject)w;
- XGCValues values;
- XtGCMask mask = GCForeground | GCGraphicsExposures | GCLineWidth;
-
- values.foreground = entry->sme_line.foreground;
- values.graphics_exposures = False;
- values.line_width = entry->sme_line.line_width;
-
- if (entry->sme_line.stipple != XtUnspecifiedPixmap) {
- values.stipple = entry->sme_line.stipple;
- values.fill_style = FillStippled;
- mask |= GCStipple | GCFillStyle;
-
- entry->sme_line.gc = XCreateGC(XtDisplayOfObject(w),
- RootWindowOfScreen(XtScreenOfObject(w)),
- mask, &values);
- }
- else
- entry->sme_line.gc = XtGetGC(w, mask, &values);
-}
-
-static void
-XawSmeLineDestroy(Widget w)
-{
- DestroyGC(w);
-}
-
-static void
-DestroyGC(Widget w)
-{
- SmeLineObject entry = (SmeLineObject)w;
-
- if (entry->sme_line.stipple != XtUnspecifiedPixmap)
- XFreeGC(XtDisplayOfObject(w), entry->sme_line.gc);
- else
- XtReleaseGC(w, entry->sme_line.gc);
-}
-
-/*ARGSUSED*/
-static void
-XawSmeLineRedisplay(Widget w, XEvent *event, Region region)
-{
- SmeLineObject entry = (SmeLineObject)w;
- int y = XtY(w) + (((int)XtHeight(w) - entry->sme_line.line_width) >> 1);
-
- if (entry->sme_line.stipple != XtUnspecifiedPixmap)
- XSetTSOrigin(XtDisplayOfObject(w), entry->sme_line.gc, 0, y);
-
- XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
- entry->sme_line.gc, XtX(w), y,
- XtWidth(w), entry->sme_line.line_width);
-}
-
-/*
- * Function:
- * XawSmeLineSetValues
- *
- * Parameters:
- * current - current state of the widget
- * request - what was requested
- * cnew - what the widget will become
- *
- * Description:
- * Relayout the menu when one of the resources is changed.
- */
-/*ARGSUSED*/
-static Boolean
-XawSmeLineSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- SmeLineObject entry = (SmeLineObject)cnew;
- SmeLineObject old_entry = (SmeLineObject)current;
-
- if (entry->sme_line.line_width != old_entry->sme_line.line_width &&
- entry->sme_line.stipple != old_entry->sme_line.stipple) {
- DestroyGC(current);
- CreateGC(cnew);
- return (True);
- }
-
- return (False);
-}
+/*
+Copyright 1989, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ * Author: Chris D. Peterson, MIT X Consortium
+ */
+
+/*
+ * Sme.c - Source code for the generic menu entry
+ *
+ * Date: September 26, 1989
+ *
+ * By: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/SmeLineP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Class Methods
+ */
+static void XawSmeLineDestroy(Widget);
+static void XawSmeLineInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawSmeLineRedisplay(Widget, XEvent*, Region);
+static Boolean XawSmeLineSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void CreateGC(Widget);
+static void DestroyGC(Widget);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(SmeLineRec, sme_line.field)
+static XtResource resources[] = {
+ {
+ XtNlineWidth,
+ XtCLineWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(line_width),
+ XtRImmediate,
+ (XtPointer)1
+ },
+ {
+ XtNstipple,
+ XtCStipple,
+ XtRBitmap,
+ sizeof(Pixmap),
+ offset(stipple),
+ XtRImmediate,
+ (XtPointer)XtUnspecifiedPixmap
+ },
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(foreground),
+ XtRString,
+ XtDefaultForeground
+ },
+};
+#undef offset
+
+#define Superclass (&smeClassRec)
+SmeLineClassRec smeLineClassRec = {
+ /* rectangle */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "SmeLine", /* class_name */
+ sizeof(SmeLineRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class inited */
+ XawSmeLineInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ False, /* compress_exposure */
+ False, /* compress_enterleave */
+ False, /* visible_interest */
+ XawSmeLineDestroy, /* destroy */
+ NULL, /* resize */
+ XawSmeLineRedisplay, /* expose */
+ XawSmeLineSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* intrinsics version */
+ NULL, /* callback offsets */
+ NULL, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ NULL, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* sme */
+ {
+ XtInheritHighlight, /* highlight */
+ XtInheritUnhighlight, /* unhighlight */
+ XtInheritNotify, /* notify */
+ NULL, /* extension */
+ },
+ /* sme_line */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass smeLineObjectClass = (WidgetClass)&smeLineClassRec;
+
+/*
+ * Implementation
+ */
+/*ARGSUSED*/
+static void
+XawSmeLineInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SmeLineObject entry = (SmeLineObject)cnew;
+
+ if (XtHeight(entry) == 0)
+ XtHeight(entry) = entry->sme_line.line_width;
+
+ CreateGC(cnew);
+}
+
+/*
+ * Function:
+ * CreateGC
+ *
+ * Parameters:
+ * w - Line entry widget
+ *
+ * Description:
+ * Creates the GC for the line entry widget.
+ *
+ * Note:
+ * We can only share the GC if there is no stipple, because
+ * we need to change the stipple origin when drawing
+ */
+static void
+CreateGC(Widget w)
+{
+ SmeLineObject entry = (SmeLineObject)w;
+ XGCValues values;
+ XtGCMask mask = GCForeground | GCGraphicsExposures | GCLineWidth;
+
+ values.foreground = entry->sme_line.foreground;
+ values.graphics_exposures = False;
+ values.line_width = entry->sme_line.line_width;
+
+ if (entry->sme_line.stipple != XtUnspecifiedPixmap) {
+ values.stipple = entry->sme_line.stipple;
+ values.fill_style = FillStippled;
+ mask |= GCStipple | GCFillStyle;
+
+ entry->sme_line.gc = XCreateGC(XtDisplayOfObject(w),
+ RootWindowOfScreen(XtScreenOfObject(w)),
+ mask, &values);
+ }
+ else
+ entry->sme_line.gc = XtGetGC(w, mask, &values);
+}
+
+static void
+XawSmeLineDestroy(Widget w)
+{
+ DestroyGC(w);
+}
+
+static void
+DestroyGC(Widget w)
+{
+ SmeLineObject entry = (SmeLineObject)w;
+
+ if (entry->sme_line.stipple != XtUnspecifiedPixmap)
+ XFreeGC(XtDisplayOfObject(w), entry->sme_line.gc);
+ else
+ XtReleaseGC(w, entry->sme_line.gc);
+}
+
+/*ARGSUSED*/
+static void
+XawSmeLineRedisplay(Widget w, XEvent *event, Region region)
+{
+ SmeLineObject entry = (SmeLineObject)w;
+ int y = XtY(w) + (((int)XtHeight(w) - entry->sme_line.line_width) >> 1);
+
+ if (entry->sme_line.stipple != XtUnspecifiedPixmap)
+ XSetTSOrigin(XtDisplayOfObject(w), entry->sme_line.gc, 0, y);
+
+ XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w),
+ entry->sme_line.gc, XtX(w), y,
+ XtWidth(w), entry->sme_line.line_width);
+}
+
+/*
+ * Function:
+ * XawSmeLineSetValues
+ *
+ * Parameters:
+ * current - current state of the widget
+ * request - what was requested
+ * cnew - what the widget will become
+ *
+ * Description:
+ * Relayout the menu when one of the resources is changed.
+ */
+/*ARGSUSED*/
+static Boolean
+XawSmeLineSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ SmeLineObject entry = (SmeLineObject)cnew;
+ SmeLineObject old_entry = (SmeLineObject)current;
+
+ if (entry->sme_line.line_width != old_entry->sme_line.line_width &&
+ entry->sme_line.stipple != old_entry->sme_line.stipple) {
+ DestroyGC(current);
+ CreateGC(cnew);
+ return (True);
+ }
+
+ return (False);
+}
diff --git a/libXaw/src/StripChart.c b/libXaw/src/StripChart.c
index 85e3e3914..237cf66a5 100644
--- a/libXaw/src/StripChart.c
+++ b/libXaw/src/StripChart.c
@@ -1,576 +1,576 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xfuncs.h>
-#include <X11/Xaw/StripCharP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-#define MS_PER_SEC 1000
-
-/*
- * Class Methods
- */
-static void XawStripChartInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawStripChartDestroy(Widget);
-static void XawStripChartRedisplay(Widget, XEvent*, Region);
-static void XawStripChartResize(Widget);
-static Boolean XawStripChartSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void CreateGC(StripChartWidget, unsigned int);
-static void DestroyGC(StripChartWidget, unsigned int);
-static void draw_it(XtPointer, XtIntervalId*);
-static void MoveChart(StripChartWidget, Bool);
-static int repaint_window(StripChartWidget, int, int);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(StripChartRec, field)
-static XtResource resources[] = {
- {
- XtNwidth,
- XtCWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(core.width),
- XtRImmediate,
- (XtPointer)
- 120
- },
- {
- XtNheight,
- XtCHeight,
- XtRDimension,
- sizeof(Dimension),
- offset(core.height),
- XtRImmediate,
- (XtPointer)120
- },
- {
- XtNupdate,
- XtCInterval,
- XtRInt,
- sizeof(int),
- offset(strip_chart.update),
- XtRImmediate,
- (XtPointer)10
- },
- {
- XtNminScale,
- XtCScale,
- XtRInt,
- sizeof(int),
- offset(strip_chart.min_scale),
- XtRImmediate,
- (XtPointer)1
- },
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(strip_chart.fgpixel),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNhighlight,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(strip_chart.hipixel),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNgetValue,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(strip_chart.get_value),
- XtRImmediate,
- NULL
- },
- {
- XtNjumpScroll,
- XtCJumpScroll,
- XtRInt,
- sizeof(int),
- offset(strip_chart.jump_val),
- XtRImmediate,
- (XtPointer)DEFAULT_JUMP
- },
-};
-#undef offset
-
-StripChartClassRec stripChartClassRec = {
- /* core */
- {
- (WidgetClass)&simpleClassRec, /* superclass */
- "StripChart", /* class_name */
- sizeof(StripChartRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawStripChartInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- XtExposeCompressMultiple /* compress_exposure */
- | XtExposeGraphicsExposeMerged,
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawStripChartDestroy, /* destroy */
- XawStripChartResize, /* resize */
- XawStripChartRedisplay, /* expose */
- XawStripChartSetValues, /* set_values */
- NULL, /* set_values_hook */
- NULL, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- }
-};
-
-WidgetClass stripChartWidgetClass = (WidgetClass)&stripChartClassRec;
-
-/*
- * Implementation
- */
-/*
- * Function:
- * CreateGC
- *
- * Parameters:
- * w - strip chart widget
- * which - GC's to create
- *
- * Description:
- * Creates the GC's
- */
-static void
-CreateGC(StripChartWidget w, unsigned int which)
-{
- XGCValues myXGCV;
-
- if (which & FOREGROUND) {
- myXGCV.foreground = w->strip_chart.fgpixel;
- w->strip_chart.fgGC = XtGetGC((Widget)w, GCForeground, &myXGCV);
- }
-
- if (which & HIGHLIGHT) {
- myXGCV.foreground = w->strip_chart.hipixel;
- w->strip_chart.hiGC = XtGetGC((Widget)w, GCForeground, &myXGCV);
- }
-}
-
-/*
- * Function:
- * DestroyGC
- *
- * Arguments:
- * w - strip chart widget
- * which - which GC's to destroy
- *
- * Description:
- * Destroys the GC's
- */
-static void
-DestroyGC(StripChartWidget w, unsigned int which)
-{
- if (which & FOREGROUND)
- XtReleaseGC((Widget)w, w->strip_chart.fgGC);
-
- if (which & HIGHLIGHT)
- XtReleaseGC((Widget)w, w->strip_chart.hiGC);
-}
-
-/*ARGSUSED*/
-static void
-XawStripChartInitialize(Widget greq, Widget gnew,
- ArgList args, Cardinal *num_args)
-{
- StripChartWidget w = (StripChartWidget)gnew;
-
- if (w->strip_chart.update > 0)
- w->strip_chart.interval_id =
- XtAppAddTimeOut(XtWidgetToApplicationContext(gnew),
- w->strip_chart.update * MS_PER_SEC,
- draw_it, (XtPointer)gnew);
- CreateGC(w, ALL_GCS);
-
- w->strip_chart.scale = w->strip_chart.min_scale;
- w->strip_chart.interval = 0;
- w->strip_chart.max_value = 0.0;
- w->strip_chart.points = NULL;
- XawStripChartResize(gnew);
-}
-
-static void
-XawStripChartDestroy(Widget gw)
-{
- StripChartWidget w = (StripChartWidget)gw;
-
- if (w->strip_chart.update > 0)
- XtRemoveTimeOut(w->strip_chart.interval_id);
- if (w->strip_chart.points)
- XtFree((char *)w->strip_chart.points);
- DestroyGC(w, ALL_GCS);
-}
-
-/*
- * NOTE: This function really needs to recieve graphics exposure
- * events, but since this is not easily supported until R4 I am
- * going to hold off until then.
- */
-/*ARGSUSED*/
-static void
-XawStripChartRedisplay(Widget w, XEvent *event, Region region)
-{
- if (event->type == GraphicsExpose)
- (void)repaint_window((StripChartWidget)w, event->xgraphicsexpose.x,
- event->xgraphicsexpose.width);
- else
- (void)repaint_window((StripChartWidget)w, event->xexpose.x,
- event->xexpose.width);
-}
-
-/*ARGSUSED*/
-static void
-draw_it(XtPointer client_data, XtIntervalId *id)
-{
- StripChartWidget w = (StripChartWidget)client_data;
- double value;
-
- if (w->strip_chart.update > 0)
- w->strip_chart.interval_id =
- XtAppAddTimeOut(XtWidgetToApplicationContext((Widget)w),
- w->strip_chart.update * MS_PER_SEC,draw_it,
- client_data);
-
- if (w->strip_chart.interval >= XtWidth(w))
- MoveChart((StripChartWidget)w, True);
-
- /* Get the value, stash the point and draw corresponding line */
- if (w->strip_chart.get_value == NULL)
- return;
-
- XtCallCallbacks((Widget)w, XtNgetValue, (XtPointer)&value);
-
- /*
- * Keep w->strip_chart.max_value up to date, and if this data
- * point is off the graph, change the scale to make it fit
- */
- if (value > w->strip_chart.max_value) {
- w->strip_chart.max_value = value;
- if (XtIsRealized((Widget)w) &&
- w->strip_chart.max_value > w->strip_chart.scale) {
- XClearWindow(XtDisplay(w), XtWindow(w));
- w->strip_chart.interval = repaint_window(w, 0, XtWidth(w));
- }
- }
-
- w->strip_chart.valuedata[w->strip_chart.interval] = value;
- if (XtIsRealized((Widget)w)) {
- int y = (int)(XtHeight(w) - XtHeight(w) * value
- / w->strip_chart.scale);
-
- XFillRectangle(XtDisplay(w), XtWindow(w), w->strip_chart.fgGC,
- w->strip_chart.interval, y,
- 1, XtHeight(w) - y);
-
- /*
- * Fill in the graph lines we just painted over
- */
- if (w->strip_chart.points != NULL) {
- w->strip_chart.points[0].x = w->strip_chart.interval;
- XDrawPoints(XtDisplay(w), XtWindow(w), w->strip_chart.hiGC,
- w->strip_chart.points, w->strip_chart.scale - 1,
- CoordModePrevious);
- }
-
- XFlush(XtDisplay(w)); /* Flush output buffers */
- }
- w->strip_chart.interval++; /* Next point */
-}
-
-/* Blts data according to current size, then redraws the stripChart window
- * Next represents the number of valid points in data. Returns the (possibly)
- * adjusted value of next. If next is 0, this routine draws an empty window
- * (scale - 1 lines for graph). If next is less than the current window width,
- * the returned value is identical to the initial value of next and data is
- * unchanged. Otherwise keeps half a window's worth of data. If data is
- * changed, then w->strip_chart.max_value is updated to reflect the
- * largest data point
- */
-static int
-repaint_window(StripChartWidget w, int left, int width)
-{
- int i, j;
- int next = w->strip_chart.interval;
- int scale = w->strip_chart.scale;
- int scalewidth = 0;
-
- /* Compute the minimum scale required to graph the data, but don't go
- lower than min_scale */
- if (w->strip_chart.interval != 0 || scale <= w->strip_chart.max_value)
- scale = w->strip_chart.max_value + 1;
- if (scale < w->strip_chart.min_scale)
- scale = w->strip_chart.min_scale;
-
- if (scale != w->strip_chart.scale) {
- w->strip_chart.scale = scale;
- left = 0;
- width = next;
- scalewidth = XtWidth(w);
-
- XawStripChartResize((Widget)w);
-
- if (XtIsRealized((Widget)w))
- XClearWindow(XtDisplay(w), XtWindow(w));
- }
-
- if (XtIsRealized((Widget)w)) {
- Display *dpy = XtDisplay(w);
- Window win = XtWindow(w);
-
- width += left - 1;
- if (!scalewidth)
- scalewidth = width;
-
- if (next < ++width)
- width = next;
-
- /* Draw data point lines */
- for (i = left; i < width; i++) {
- int y = XtHeight(w) - (XtHeight(w) * w->strip_chart.valuedata[i])
- / w->strip_chart.scale;
-
- XFillRectangle(dpy, win, w->strip_chart.fgGC,
- i, y, 1, XtHeight(w) - y);
- }
-
- /* Draw graph reference lines */
- for (i = 1; i < w->strip_chart.scale; i++) {
- j = i * ((int)XtHeight(w) / w->strip_chart.scale);
- XDrawLine(dpy, win, w->strip_chart.hiGC, left, j, scalewidth, j);
- }
- }
- return (next);
-}
-
-/*
- * Function:
- * MoveChart
- *
- * Parameters:
- * w - chart widget
- * blit - blit the bits?
- *
- * Description:
- * Moves the chart over when it would run off the end.
- */
-static void
-MoveChart(StripChartWidget w, Bool blit)
-{
- double old_max;
- int left, i, j;
- int next = w->strip_chart.interval;
-
- if (!XtIsRealized((Widget)w))
- return;
-
- if (w->strip_chart.jump_val < 0)
- w->strip_chart.jump_val = DEFAULT_JUMP;
- if (w->strip_chart.jump_val == DEFAULT_JUMP)
- j = XtWidth(w) >> 1;
- else {
- j = (int)XtWidth(w) - w->strip_chart.jump_val;
- if (j < 0)
- j = 0;
- }
-
- (void)memmove((char *)w->strip_chart.valuedata,
- (char *)(w->strip_chart.valuedata + next - j),
- j * sizeof(double));
- next = w->strip_chart.interval = j;
-
- /*
- * Since we just lost some data, recompute the
- * w->strip_chart.max_value
- */
- old_max = w->strip_chart.max_value;
- w->strip_chart.max_value = 0.0;
- for (i = 0; i < next; i++) {
- if (w->strip_chart.valuedata[i] > w->strip_chart.max_value)
- w->strip_chart.max_value = w->strip_chart.valuedata[i];
- }
-
- if (!blit)
- return;
-
- if (old_max != w->strip_chart.max_value) {
- XClearWindow(XtDisplay(w), XtWindow(w));
- repaint_window(w, 0, XtWidth(w));
- return;
- }
-
- XCopyArea(XtDisplay((Widget)w), XtWindow((Widget)w), XtWindow((Widget)w),
- w->strip_chart.hiGC, (int)XtWidth(w) - j, 0, j, XtHeight(w), 0, 0);
-
- XClearArea(XtDisplay((Widget)w), XtWindow((Widget)w),
- j, 0, XtWidth(w) - j, XtHeight(w), False);
-
- /* Draw graph reference lines */
- left = j;
- for (i = 1; i < w->strip_chart.scale; i++) {
- j = i * (XtHeight(w) / w->strip_chart.scale);
- XDrawLine(XtDisplay((Widget)w), XtWindow((Widget)w),
- w->strip_chart.hiGC, left, j, XtWidth(w), j);
- }
-}
-
-/*ARGSUSED*/
-static Boolean
-XawStripChartSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- StripChartWidget old = (StripChartWidget)current;
- StripChartWidget w = (StripChartWidget)cnew;
- Bool ret_val = False;
- unsigned int new_gc = NO_GCS;
-
- if (w->strip_chart.update != old->strip_chart.update) {
- if (old->strip_chart.update > 0)
- XtRemoveTimeOut(old->strip_chart.interval_id);
- if (w->strip_chart.update > 0)
- w->strip_chart.interval_id =
- XtAppAddTimeOut(XtWidgetToApplicationContext(cnew),
- w->strip_chart.update * MS_PER_SEC,
- draw_it, (XtPointer)w);
- }
-
- if (w->strip_chart.min_scale > w->strip_chart.max_value + 1)
- ret_val = True;
-
- if (w->strip_chart.fgpixel != old->strip_chart.fgpixel) {
- new_gc |= FOREGROUND;
- ret_val = True;
- }
-
- if (w->strip_chart.hipixel != old->strip_chart.hipixel) {
- new_gc |= HIGHLIGHT;
- ret_val = True;
- }
-
- DestroyGC(old, new_gc);
- CreateGC(w, new_gc);
-
- return (ret_val);
-}
-
-/*
- * Function:
- * XawStripChartResize
- *
- * Parameters:
- * w - StripChart widget
- *
- * Description:
- * Sets up the polypoint that will be used to draw in the graph lines.
- */
-static void
-XawStripChartResize(Widget widget)
-{
- StripChartWidget w = (StripChartWidget)widget;
- XPoint *points;
- Cardinal size;
- int i;
-
- if (w->strip_chart.scale <= 1) {
- XtFree((char *)w->strip_chart.points);
- w->strip_chart.points = NULL;
- return;
- }
-
- size = sizeof(XPoint) * (w->strip_chart.scale - 1);
-
- points = (XPoint *)XtRealloc((XtPointer)w->strip_chart.points, size);
- w->strip_chart.points = points;
-
- /* Draw graph reference lines into clip mask */
-
- for (i = 1; i < w->strip_chart.scale; i++) {
- points[i - 1].x = 0;
- points[i - 1].y = XtHeight(w) / w->strip_chart.scale;
- }
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xfuncs.h>
+#include <X11/Xaw/StripCharP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+#define MS_PER_SEC 1000
+
+/*
+ * Class Methods
+ */
+static void XawStripChartInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawStripChartDestroy(Widget);
+static void XawStripChartRedisplay(Widget, XEvent*, Region);
+static void XawStripChartResize(Widget);
+static Boolean XawStripChartSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void CreateGC(StripChartWidget, unsigned int);
+static void DestroyGC(StripChartWidget, unsigned int);
+static void draw_it(XtPointer, XtIntervalId*);
+static void MoveChart(StripChartWidget, Bool);
+static int repaint_window(StripChartWidget, int, int);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(StripChartRec, field)
+static XtResource resources[] = {
+ {
+ XtNwidth,
+ XtCWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(core.width),
+ XtRImmediate,
+ (XtPointer)
+ 120
+ },
+ {
+ XtNheight,
+ XtCHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(core.height),
+ XtRImmediate,
+ (XtPointer)120
+ },
+ {
+ XtNupdate,
+ XtCInterval,
+ XtRInt,
+ sizeof(int),
+ offset(strip_chart.update),
+ XtRImmediate,
+ (XtPointer)10
+ },
+ {
+ XtNminScale,
+ XtCScale,
+ XtRInt,
+ sizeof(int),
+ offset(strip_chart.min_scale),
+ XtRImmediate,
+ (XtPointer)1
+ },
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(strip_chart.fgpixel),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNhighlight,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(strip_chart.hipixel),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNgetValue,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(strip_chart.get_value),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNjumpScroll,
+ XtCJumpScroll,
+ XtRInt,
+ sizeof(int),
+ offset(strip_chart.jump_val),
+ XtRImmediate,
+ (XtPointer)DEFAULT_JUMP
+ },
+};
+#undef offset
+
+StripChartClassRec stripChartClassRec = {
+ /* core */
+ {
+ (WidgetClass)&simpleClassRec, /* superclass */
+ "StripChart", /* class_name */
+ sizeof(StripChartRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawStripChartInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ XtExposeCompressMultiple /* compress_exposure */
+ | XtExposeGraphicsExposeMerged,
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawStripChartDestroy, /* destroy */
+ XawStripChartResize, /* resize */
+ XawStripChartRedisplay, /* expose */
+ XawStripChartSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ NULL, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ }
+};
+
+WidgetClass stripChartWidgetClass = (WidgetClass)&stripChartClassRec;
+
+/*
+ * Implementation
+ */
+/*
+ * Function:
+ * CreateGC
+ *
+ * Parameters:
+ * w - strip chart widget
+ * which - GC's to create
+ *
+ * Description:
+ * Creates the GC's
+ */
+static void
+CreateGC(StripChartWidget w, unsigned int which)
+{
+ XGCValues myXGCV;
+
+ if (which & FOREGROUND) {
+ myXGCV.foreground = w->strip_chart.fgpixel;
+ w->strip_chart.fgGC = XtGetGC((Widget)w, GCForeground, &myXGCV);
+ }
+
+ if (which & HIGHLIGHT) {
+ myXGCV.foreground = w->strip_chart.hipixel;
+ w->strip_chart.hiGC = XtGetGC((Widget)w, GCForeground, &myXGCV);
+ }
+}
+
+/*
+ * Function:
+ * DestroyGC
+ *
+ * Arguments:
+ * w - strip chart widget
+ * which - which GC's to destroy
+ *
+ * Description:
+ * Destroys the GC's
+ */
+static void
+DestroyGC(StripChartWidget w, unsigned int which)
+{
+ if (which & FOREGROUND)
+ XtReleaseGC((Widget)w, w->strip_chart.fgGC);
+
+ if (which & HIGHLIGHT)
+ XtReleaseGC((Widget)w, w->strip_chart.hiGC);
+}
+
+/*ARGSUSED*/
+static void
+XawStripChartInitialize(Widget greq, Widget gnew,
+ ArgList args, Cardinal *num_args)
+{
+ StripChartWidget w = (StripChartWidget)gnew;
+
+ if (w->strip_chart.update > 0)
+ w->strip_chart.interval_id =
+ XtAppAddTimeOut(XtWidgetToApplicationContext(gnew),
+ w->strip_chart.update * MS_PER_SEC,
+ draw_it, (XtPointer)gnew);
+ CreateGC(w, ALL_GCS);
+
+ w->strip_chart.scale = w->strip_chart.min_scale;
+ w->strip_chart.interval = 0;
+ w->strip_chart.max_value = 0.0;
+ w->strip_chart.points = NULL;
+ XawStripChartResize(gnew);
+}
+
+static void
+XawStripChartDestroy(Widget gw)
+{
+ StripChartWidget w = (StripChartWidget)gw;
+
+ if (w->strip_chart.update > 0)
+ XtRemoveTimeOut(w->strip_chart.interval_id);
+ if (w->strip_chart.points)
+ XtFree((char *)w->strip_chart.points);
+ DestroyGC(w, ALL_GCS);
+}
+
+/*
+ * NOTE: This function really needs to recieve graphics exposure
+ * events, but since this is not easily supported until R4 I am
+ * going to hold off until then.
+ */
+/*ARGSUSED*/
+static void
+XawStripChartRedisplay(Widget w, XEvent *event, Region region)
+{
+ if (event->type == GraphicsExpose)
+ (void)repaint_window((StripChartWidget)w, event->xgraphicsexpose.x,
+ event->xgraphicsexpose.width);
+ else
+ (void)repaint_window((StripChartWidget)w, event->xexpose.x,
+ event->xexpose.width);
+}
+
+/*ARGSUSED*/
+static void
+draw_it(XtPointer client_data, XtIntervalId *id)
+{
+ StripChartWidget w = (StripChartWidget)client_data;
+ double value;
+
+ if (w->strip_chart.update > 0)
+ w->strip_chart.interval_id =
+ XtAppAddTimeOut(XtWidgetToApplicationContext((Widget)w),
+ w->strip_chart.update * MS_PER_SEC,draw_it,
+ client_data);
+
+ if (w->strip_chart.interval >= XtWidth(w))
+ MoveChart((StripChartWidget)w, True);
+
+ /* Get the value, stash the point and draw corresponding line */
+ if (w->strip_chart.get_value == NULL)
+ return;
+
+ XtCallCallbacks((Widget)w, XtNgetValue, (XtPointer)&value);
+
+ /*
+ * Keep w->strip_chart.max_value up to date, and if this data
+ * point is off the graph, change the scale to make it fit
+ */
+ if (value > w->strip_chart.max_value) {
+ w->strip_chart.max_value = value;
+ if (XtIsRealized((Widget)w) &&
+ w->strip_chart.max_value > w->strip_chart.scale) {
+ XClearWindow(XtDisplay(w), XtWindow(w));
+ w->strip_chart.interval = repaint_window(w, 0, XtWidth(w));
+ }
+ }
+
+ w->strip_chart.valuedata[w->strip_chart.interval] = value;
+ if (XtIsRealized((Widget)w)) {
+ int y = (int)(XtHeight(w) - XtHeight(w) * value
+ / w->strip_chart.scale);
+
+ XFillRectangle(XtDisplay(w), XtWindow(w), w->strip_chart.fgGC,
+ w->strip_chart.interval, y,
+ 1, XtHeight(w) - y);
+
+ /*
+ * Fill in the graph lines we just painted over
+ */
+ if (w->strip_chart.points != NULL) {
+ w->strip_chart.points[0].x = w->strip_chart.interval;
+ XDrawPoints(XtDisplay(w), XtWindow(w), w->strip_chart.hiGC,
+ w->strip_chart.points, w->strip_chart.scale - 1,
+ CoordModePrevious);
+ }
+
+ XFlush(XtDisplay(w)); /* Flush output buffers */
+ }
+ w->strip_chart.interval++; /* Next point */
+}
+
+/* Blts data according to current size, then redraws the stripChart window
+ * Next represents the number of valid points in data. Returns the (possibly)
+ * adjusted value of next. If next is 0, this routine draws an empty window
+ * (scale - 1 lines for graph). If next is less than the current window width,
+ * the returned value is identical to the initial value of next and data is
+ * unchanged. Otherwise keeps half a window's worth of data. If data is
+ * changed, then w->strip_chart.max_value is updated to reflect the
+ * largest data point
+ */
+static int
+repaint_window(StripChartWidget w, int left, int width)
+{
+ int i, j;
+ int next = w->strip_chart.interval;
+ int scale = w->strip_chart.scale;
+ int scalewidth = 0;
+
+ /* Compute the minimum scale required to graph the data, but don't go
+ lower than min_scale */
+ if (w->strip_chart.interval != 0 || scale <= w->strip_chart.max_value)
+ scale = w->strip_chart.max_value + 1;
+ if (scale < w->strip_chart.min_scale)
+ scale = w->strip_chart.min_scale;
+
+ if (scale != w->strip_chart.scale) {
+ w->strip_chart.scale = scale;
+ left = 0;
+ width = next;
+ scalewidth = XtWidth(w);
+
+ XawStripChartResize((Widget)w);
+
+ if (XtIsRealized((Widget)w))
+ XClearWindow(XtDisplay(w), XtWindow(w));
+ }
+
+ if (XtIsRealized((Widget)w)) {
+ Display *dpy = XtDisplay(w);
+ Window win = XtWindow(w);
+
+ width += left - 1;
+ if (!scalewidth)
+ scalewidth = width;
+
+ if (next < ++width)
+ width = next;
+
+ /* Draw data point lines */
+ for (i = left; i < width; i++) {
+ int y = XtHeight(w) - (XtHeight(w) * w->strip_chart.valuedata[i])
+ / w->strip_chart.scale;
+
+ XFillRectangle(dpy, win, w->strip_chart.fgGC,
+ i, y, 1, XtHeight(w) - y);
+ }
+
+ /* Draw graph reference lines */
+ for (i = 1; i < w->strip_chart.scale; i++) {
+ j = i * ((int)XtHeight(w) / w->strip_chart.scale);
+ XDrawLine(dpy, win, w->strip_chart.hiGC, left, j, scalewidth, j);
+ }
+ }
+ return (next);
+}
+
+/*
+ * Function:
+ * MoveChart
+ *
+ * Parameters:
+ * w - chart widget
+ * blit - blit the bits?
+ *
+ * Description:
+ * Moves the chart over when it would run off the end.
+ */
+static void
+MoveChart(StripChartWidget w, Bool blit)
+{
+ double old_max;
+ int left, i, j;
+ int next = w->strip_chart.interval;
+
+ if (!XtIsRealized((Widget)w))
+ return;
+
+ if (w->strip_chart.jump_val < 0)
+ w->strip_chart.jump_val = DEFAULT_JUMP;
+ if (w->strip_chart.jump_val == DEFAULT_JUMP)
+ j = XtWidth(w) >> 1;
+ else {
+ j = (int)XtWidth(w) - w->strip_chart.jump_val;
+ if (j < 0)
+ j = 0;
+ }
+
+ (void)memmove((char *)w->strip_chart.valuedata,
+ (char *)(w->strip_chart.valuedata + next - j),
+ j * sizeof(double));
+ next = w->strip_chart.interval = j;
+
+ /*
+ * Since we just lost some data, recompute the
+ * w->strip_chart.max_value
+ */
+ old_max = w->strip_chart.max_value;
+ w->strip_chart.max_value = 0.0;
+ for (i = 0; i < next; i++) {
+ if (w->strip_chart.valuedata[i] > w->strip_chart.max_value)
+ w->strip_chart.max_value = w->strip_chart.valuedata[i];
+ }
+
+ if (!blit)
+ return;
+
+ if (old_max != w->strip_chart.max_value) {
+ XClearWindow(XtDisplay(w), XtWindow(w));
+ repaint_window(w, 0, XtWidth(w));
+ return;
+ }
+
+ XCopyArea(XtDisplay((Widget)w), XtWindow((Widget)w), XtWindow((Widget)w),
+ w->strip_chart.hiGC, (int)XtWidth(w) - j, 0, j, XtHeight(w), 0, 0);
+
+ XClearArea(XtDisplay((Widget)w), XtWindow((Widget)w),
+ j, 0, XtWidth(w) - j, XtHeight(w), False);
+
+ /* Draw graph reference lines */
+ left = j;
+ for (i = 1; i < w->strip_chart.scale; i++) {
+ j = i * (XtHeight(w) / w->strip_chart.scale);
+ XDrawLine(XtDisplay((Widget)w), XtWindow((Widget)w),
+ w->strip_chart.hiGC, left, j, XtWidth(w), j);
+ }
+}
+
+/*ARGSUSED*/
+static Boolean
+XawStripChartSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ StripChartWidget old = (StripChartWidget)current;
+ StripChartWidget w = (StripChartWidget)cnew;
+ Bool ret_val = False;
+ unsigned int new_gc = NO_GCS;
+
+ if (w->strip_chart.update != old->strip_chart.update) {
+ if (old->strip_chart.update > 0)
+ XtRemoveTimeOut(old->strip_chart.interval_id);
+ if (w->strip_chart.update > 0)
+ w->strip_chart.interval_id =
+ XtAppAddTimeOut(XtWidgetToApplicationContext(cnew),
+ w->strip_chart.update * MS_PER_SEC,
+ draw_it, (XtPointer)w);
+ }
+
+ if (w->strip_chart.min_scale > w->strip_chart.max_value + 1)
+ ret_val = True;
+
+ if (w->strip_chart.fgpixel != old->strip_chart.fgpixel) {
+ new_gc |= FOREGROUND;
+ ret_val = True;
+ }
+
+ if (w->strip_chart.hipixel != old->strip_chart.hipixel) {
+ new_gc |= HIGHLIGHT;
+ ret_val = True;
+ }
+
+ DestroyGC(old, new_gc);
+ CreateGC(w, new_gc);
+
+ return (ret_val);
+}
+
+/*
+ * Function:
+ * XawStripChartResize
+ *
+ * Parameters:
+ * w - StripChart widget
+ *
+ * Description:
+ * Sets up the polypoint that will be used to draw in the graph lines.
+ */
+static void
+XawStripChartResize(Widget widget)
+{
+ StripChartWidget w = (StripChartWidget)widget;
+ XPoint *points;
+ Cardinal size;
+ int i;
+
+ if (w->strip_chart.scale <= 1) {
+ XtFree((char *)w->strip_chart.points);
+ w->strip_chart.points = NULL;
+ return;
+ }
+
+ size = sizeof(XPoint) * (w->strip_chart.scale - 1);
+
+ points = (XPoint *)XtRealloc((XtPointer)w->strip_chart.points, size);
+ w->strip_chart.points = points;
+
+ /* Draw graph reference lines into clip mask */
+
+ for (i = 1; i < w->strip_chart.scale; i++) {
+ points[i - 1].x = 0;
+ points[i - 1].y = XtHeight(w) / w->strip_chart.scale;
+ }
+}
diff --git a/libXaw/src/Text.c b/libXaw/src/Text.c
index b95231c56..060057d1f 100644
--- a/libXaw/src/Text.c
+++ b/libXaw/src/Text.c
@@ -1,4158 +1,4158 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-/*
- * Copyright (c) 1998 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of the XFree86 Project shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from the
- * XFree86 Project.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Shell.h>
-#include <X11/Xatom.h>
-#include <X11/Xfuncs.h>
-#include <X11/Xutil.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xmu/Xmu.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/MultiSinkP.h>
-#include <X11/Xaw/TextP.h>
-#include <X11/Xaw/TextSrcP.h>
-#include <X11/Xaw/TextSinkP.h>
-#include <X11/Xaw/Scrollbar.h>
-#include <X11/Xaw/XawImP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-#include "XawI18n.h"
-
-#ifndef MAX_LEN_CT
-#define MAX_LEN_CT 6 /* for sequence: ESC $ ( A \xx \xx */
-#endif
-
-unsigned long FMT8BIT = 0L;
-unsigned long XawFmt8Bit = 0L;
-unsigned long XawFmtWide = 0L;
-
-#define SinkClearToBG _XawTextSinkClearToBackground
-
-#define SrcScan XawTextSourceScan
-#define SrcRead XawTextSourceRead
-#define SrcReplace XawTextSourceReplace
-#define SrcSearch XawTextSourceSearch
-#define SrcCvtSel XawTextSourceConvertSelection
-#define SrcSetSelection XawTextSourceSetSelection
-
-#define MULTI_CLICK_TIME 500L
-
-#define SRC_CHANGE_NONE 0
-#define SRC_CHANGE_AFTER 1
-#define SRC_CHANGE_BEFORE 2
-#define SRC_CHANGE_OVERLAP 3
-
-#define Superclass (&simpleClassRec)
-
-/*
- * Compute a the maximum length of a cut buffer that we can pass at any
- * time. The 64 allows for the overhead of the Change Property request.
- */
-#define MAX_CUT_LEN(dpy) (XMaxRequestSize(dpy) - 64)
-
-#define ClearWindow(ctx) \
- _XawTextNeedsUpdating((ctx), \
- (ctx)->text.lt.top, \
- (ctx)->text.lt.info[ctx->text.lt.lines].position)
-
-/*
- * Class Methods
- */
-static void XawTextClassInitialize(void);
-static void XawTextInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawTextRealize(Widget, XtValueMask*, XSetWindowAttributes*);
-static void XawTextDestroy(Widget);
-static void XawTextResize(Widget);
-static void XawTextExpose(Widget, XEvent*, Region);
-static Boolean XawTextSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-static void XawTextGetValuesHook(Widget, ArgList, Cardinal*);
-static Bool XawTextChangeSensitive(Widget);
-
-/*
- * Prototypes
- */
-static XawTextPosition _BuildLineTable(TextWidget, XawTextPosition, int);
-static void _CreateCutBuffers(Display*);
-static Boolean TextConvertSelection(Widget, Atom*, Atom*, Atom*, XtPointer*,
- unsigned long*, int*);
-static int CountLines(TextWidget, XawTextPosition, XawTextPosition);
-static void CreateHScrollBar(TextWidget);
-static void CreateVScrollBar(TextWidget);
-static void CvtStringToScrollMode(XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr);
-static Boolean CvtScrollModeToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static void CvtStringToWrapMode(XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr);
-static Boolean CvtWrapModeToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean CvtStringToJustifyMode(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean CvtJustifyModeToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static void DestroyHScrollBar(TextWidget);
-static void DestroyVScrollBar(TextWidget);
-#ifndef OLDXAW
-static void DisplayText(Widget, XawTextPosition, XawTextPosition);
-#endif
-static void OldDisplayText(Widget, XawTextPosition, XawTextPosition);
-static void DisplayTextWindow(Widget);
-static void DoCopyArea(TextWidget, int, int, unsigned int, unsigned int,
- int, int);
-static void DoSelection(TextWidget, XawTextPosition, Time, Bool);
-static void ExtendSelection(TextWidget, XawTextPosition, Bool);
-static XawTextPosition FindGoodPosition(TextWidget, XawTextPosition);
-static void FlushUpdate(TextWidget);
-static int GetCutBufferNumber(Atom);
-static int GetMaxTextWidth(TextWidget);
-static unsigned int GetWidestLine(TextWidget);
-static void HScroll(Widget, XtPointer, XtPointer);
-static void HJump(Widget, XtPointer, XtPointer);
-static void InsertCursor(Widget, XawTextInsertState);
-static Bool LineAndXYForPosition(TextWidget, XawTextPosition, int*,
- int*, int*);
-static int LineForPosition(TextWidget, XawTextPosition);
-static void TextLoseSelection(Widget, Atom*);
-static Bool MatchSelection(Atom, XawTextSelection*);
-static void ModifySelection(TextWidget, XawTextPosition, XawTextPosition);
-static XawTextPosition PositionForXY(TextWidget, int, int);
-static void PositionHScrollBar(TextWidget);
-static void PositionVScrollBar(TextWidget);
-#ifndef OLDXAW
-static int ResolveColumnNumber(TextWidget);
-static int ResolveLineNumber(TextWidget);
-#endif
-static void _SetSelection(TextWidget, XawTextPosition, XawTextPosition,
- Atom*, Cardinal);
-static void TextSinkResize(Widget);
-static void UpdateTextInRectangle(TextWidget, XRectangle*);
-static void UpdateTextInLine(TextWidget, int, int, int);
-static void VScroll(Widget, XtPointer, XtPointer);
-static void VJump(Widget, XtPointer, XtPointer);
-
-/*
- * External
- */
-void _XawTextAlterSelection(TextWidget,
- XawTextSelectionMode, XawTextSelectionAction,
- String*, Cardinal*);
-void _XawTextCheckResize(TextWidget);
-void _XawTextClearAndCenterDisplay(TextWidget);
-void _XawTextExecuteUpdate(TextWidget);
-char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
-void _XawTextPrepareToUpdate(TextWidget);
-int _XawTextReplace(TextWidget, XawTextPosition, XawTextPosition,
- XawTextBlock*);
-Atom *_XawTextSelectionList(TextWidget, String*, Cardinal);
-void _XawTextSetScrollBars(TextWidget);
-void _XawTextSetSelection(TextWidget, XawTextPosition, XawTextPosition,
- String*, Cardinal);
-void _XawTextVScroll(TextWidget, int);
-void XawTextScroll(TextWidget, int, int);
-void _XawTextSetSource(Widget, Widget, XawTextPosition, XawTextPosition);
-#ifndef OLDXAW
-void _XawTextSetLineAndColumnNumber(TextWidget, Bool);
-#endif
-void _XawTextSourceChanged(Widget, XawTextPosition, XawTextPosition,
- XawTextBlock*, int);
-
-/* Not used by other modules, but were extern on previous versions
- * of the library
- */
-void _XawTextShowPosition(TextWidget);
-
-/*
- * From TextAction.c
- */
-extern void _XawTextZapSelection(TextWidget, XEvent*, Bool);
-
-/*
- * From TextSrc.c
- */
-void _XawSourceAddText(Widget, Widget);
-void _XawSourceRemoveText(Widget, Widget, Bool);
-Bool _XawTextSourceNewLineAtEOF(Widget);
-
-/*
- * From TextSink.c
- */
-void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
-void _XawTextSinkDisplayText(Widget, int, int, XawTextPosition, XawTextPosition,
- Bool);
-
-/****************************************************************
- *
- * Full class record constant
- *
- ****************************************************************/
-/*
- * From TextTr.c
- */
-static XawTextSelectType defaultSelectTypes[] = {
- XawselectPosition, XawselectAlphaNumeric, XawselectWord, XawselectLine,
- XawselectParagraph, XawselectAll, XawselectNull,
-};
-
-static XPointer defaultSelectTypesPtr = (XPointer)defaultSelectTypes;
-static Dimension defWidth = 100;
-static Dimension defHeight = DEFAULT_TEXT_HEIGHT;
-
-#define offset(field) XtOffsetOf(TextRec, field)
-static XtResource resources[] = {
- {
- XtNwidth,
- XtCWidth,
- XtRDimension,
- sizeof(Dimension),
- offset(core.width),
- XtRDimension,
- (XtPointer)&defWidth
- },
- {
- XtNcursor,
- XtCCursor,
- XtRCursor,
- sizeof(Cursor),
- offset(simple.cursor),
- XtRString,
- "xterm"
- },
- {
- XtNheight,
- XtCHeight,
- XtRDimension,
- sizeof(Dimension),
- offset(core.height),
- XtRDimension,
- (XtPointer)&defHeight
- },
- {
- XtNdisplayPosition,
- XtCTextPosition,
- XtRInt,
- sizeof(XawTextPosition),
- offset(text.lt.top),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNinsertPosition,
- XtCTextPosition,
- XtRInt,
- sizeof(XawTextPosition),
- offset(text.insertPos),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNleftMargin,
- XtCMargin,
- XtRPosition,
- sizeof(Position),
- offset(text.r_margin.left),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNrightMargin,
- XtCMargin,
- XtRPosition,
- sizeof(Position),
- offset(text.r_margin.right),
- XtRImmediate,
- (XtPointer)4
- },
- {
- XtNtopMargin,
- XtCMargin,
- XtRPosition,
- sizeof(Position),
- offset(text.r_margin.top),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNbottomMargin,
- XtCMargin,
- XtRPosition,
- sizeof(Position),
- offset(text.r_margin.bottom),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNselectTypes,
- XtCSelectTypes,
- XtRPointer,
- sizeof(XawTextSelectType*),
- offset(text.sarray),
- XtRPointer,
- (XtPointer)&defaultSelectTypesPtr
- },
- {
- XtNtextSource,
- XtCTextSource,
- XtRWidget,
- sizeof(Widget),
- offset(text.source),
- XtRImmediate,
- NULL
- },
- {
- XtNtextSink,
- XtCTextSink,
- XtRWidget,
- sizeof(Widget),
- offset(text.sink),
- XtRImmediate,
- NULL
- },
- {
- XtNdisplayCaret,
- XtCOutput,
- XtRBoolean,
- sizeof(Boolean),
- offset(text.display_caret),
- XtRImmediate,
- (XtPointer)True
- },
- {
- XtNscrollVertical,
- XtCScroll,
- XtRScrollMode,
- sizeof(XawTextScrollMode),
- offset(text.scroll_vert),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNscrollHorizontal,
- XtCScroll,
- XtRScrollMode,
- sizeof(XawTextScrollMode),
- offset(text.scroll_horiz),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNwrap,
- XtCWrap,
- XtRWrapMode,
- sizeof(XawTextWrapMode),
- offset(text.wrap),
- XtRImmediate,
- (XtPointer)XawtextWrapNever
- },
- {
- XtNautoFill,
- XtCAutoFill,
- XtRBoolean,
- sizeof(Boolean),
- offset(text.auto_fill),
- XtRImmediate,
- (XtPointer)False
- },
-#ifndef OLDXAW
- {
- XtNpositionCallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(text.position_callbacks),
- XtRCallback,
- NULL
- },
- {
- XtNleftColumn,
- XtCColumn,
- XtRShort,
- sizeof(short),
- offset(text.left_column),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNrightColumn,
- XtCColumn,
- XtRShort,
- sizeof(short),
- offset(text.right_column),
- XtRImmediate,
- (XtPointer)0
- },
- {
- XtNjustifyMode,
- XtCJustifyMode,
- XtRJustifyMode,
- sizeof(XawTextJustifyMode),
- offset(text.justify),
- XtRImmediate,
- (XtPointer)XawjustifyLeft
- },
-#endif /* OLDXAW */
-};
-#undef offset
-
-#define done(address, type) \
- { toVal->size = sizeof(type); toVal->addr = (XPointer)address; }
-
-static XrmQuark QWrapNever, QWrapLine, QWrapWord;
-#ifndef notdef
-static XrmQuark QScrollNever, QScrollWhenNeeded, QScrollAlways;
-#endif
-static XrmQuark QJustifyLeft, QJustifyRight, QJustifyCenter, QJustifyFull;
-
-/*ARGSUSED*/
-static void
-CvtStringToScrollMode(XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal)
-{
- static XawTextScrollMode scrollMode = XawtextScrollNever;
- XrmQuark q;
- char name[32];
-
- XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
- q = XrmStringToQuark(name);
-
- if (q == QScrollNever || q == QScrollWhenNeeded)
- scrollMode = XawtextScrollNever;
- else if (q == QScrollAlways)
- scrollMode = XawtextScrollAlways;
- else if (strcmp(name, "true") == 0 || strcmp(name, "1") == 0)
- scrollMode = XawtextScrollAlways;
- else if (strcmp(name, "false") == 0 || strcmp(name, "0") == 0)
- scrollMode = XawtextScrollNever;
- else
- XtStringConversionWarning((char *)fromVal->addr, XtRScrollMode);
-
- done(&scrollMode, XawTextScrollMode);
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtScrollModeToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
-{
- static char *buffer;
- Cardinal size;
-
- switch (*(XawTextScrollMode *)fromVal->addr) {
- case XawtextScrollNever:
- case XawtextScrollWhenNeeded:
- buffer = XtEtextScrollNever;
- break;
- case XawtextScrollAlways:
- buffer = XtEtextScrollAlways;
- break;
- default:
- XawTypeToStringWarning(dpy, XtRScrollMode);
- toVal->addr = NULL;
- toVal->size = 0;
- return (False);
- }
- size = strlen(buffer) + 1;
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = (XPointer)buffer;
- toVal->size = sizeof(String);
-
- return (True);
-}
-
-/*ARGSUSED*/
-static void
-CvtStringToWrapMode(XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal)
-{
- static XawTextWrapMode wrapMode = XawtextWrapNever;
- XrmQuark q;
- char lowerName[6];
-
- XmuNCopyISOLatin1Lowered(lowerName, (char *)fromVal->addr,
- sizeof(lowerName));
- q = XrmStringToQuark(lowerName);
-
- if (q == QWrapNever)
- wrapMode = XawtextWrapNever;
- else if (q == QWrapLine)
- wrapMode = XawtextWrapLine;
- else if (q == QWrapWord)
- wrapMode = XawtextWrapWord;
- else
- XtStringConversionWarning((char *)fromVal->addr, XtRWrapMode);
-
- done(&wrapMode, XawTextWrapMode);
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtWrapModeToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
-{
- static char *buffer;
- Cardinal size;
-
- switch (*(XawTextWrapMode *)fromVal->addr) {
- case XawtextWrapNever:
- buffer = XtEtextWrapNever;
- break;
- case XawtextWrapLine:
- buffer = XtEtextWrapLine;
- break;
- case XawtextWrapWord:
- buffer = XtEtextWrapWord;
- break;
- default:
- XawTypeToStringWarning(dpy, XtRWrapMode);
- toVal->addr = NULL;
- toVal->size = 0;
- return (False);
- }
- size = strlen(buffer) + 1;
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = (XPointer)buffer;
- toVal->size = sizeof(String);
-
- return (True);
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtStringToJustifyMode(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
-{
- XawTextJustifyMode justify;
- XrmQuark q;
- char lowerName[8];
-
- XmuNCopyISOLatin1Lowered(lowerName, (char *)fromVal->addr,
- sizeof(lowerName));
- q = XrmStringToQuark(lowerName);
-
- if (q == QJustifyLeft)
- justify = XawjustifyLeft;
- else if (q == QJustifyRight)
- justify = XawjustifyRight;
- else if (q == QJustifyCenter)
- justify = XawjustifyCenter;
- else if(q == QJustifyFull)
- justify = XawjustifyFull;
- else {
- XtStringConversionWarning((char *)fromVal->addr, XtRJustifyMode);
- return (False);
- }
-
- toVal->size = sizeof(XawTextJustifyMode);
- *(XawTextJustifyMode *)(toVal->addr) = justify;
-
- return (True);
-}
-
-
-/*ARGSUSED*/
-static Boolean
-CvtJustifyModeToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
-{
- static char *buffer;
- Cardinal size;
-
- switch (*(XawTextJustifyMode *)fromVal->addr) {
- case XawjustifyLeft:
- buffer = XtEtextJustifyLeft;
- break;
- case XawjustifyRight:
- buffer = XtEtextJustifyRight;
- break;
- case XawjustifyCenter:
- buffer = XtEtextJustifyCenter;
- break;
- case XawjustifyFull:
- buffer = XtEtextJustifyFull;
- break;
- default:
- XawTypeToStringWarning(dpy, XtRJustifyMode);
- toVal->addr = NULL;
- toVal->size = 0;
- return (False);
- }
- size = strlen(buffer) + 1;
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = (XPointer)buffer;
- toVal->size = sizeof(String);
-
- return (True);
-}
-
-#undef done
-
-static void
-XawTextClassInitialize(void)
-{
- if (!XawFmt8Bit)
- FMT8BIT = XawFmt8Bit = XrmPermStringToQuark("FMT8BIT");
- if (!XawFmtWide)
- XawFmtWide = XrmPermStringToQuark("FMTWIDE");
-
- XawInitializeWidgetSet();
-
- textClassRec.core_class.num_actions = _XawTextActionsTableCount;
-
- QWrapNever = XrmPermStringToQuark(XtEtextWrapNever);
- QWrapLine = XrmPermStringToQuark(XtEtextWrapLine);
- QWrapWord = XrmPermStringToQuark(XtEtextWrapWord);
- XtAddConverter(XtRString, XtRWrapMode, CvtStringToWrapMode, NULL, 0);
- XtSetTypeConverter(XtRWrapMode, XtRString, CvtWrapModeToString,
- NULL, 0, XtCacheNone, NULL);
- QScrollNever = XrmPermStringToQuark(XtEtextScrollNever);
- QScrollWhenNeeded = XrmPermStringToQuark(XtEtextScrollWhenNeeded);
- QScrollAlways = XrmPermStringToQuark(XtEtextScrollAlways);
- XtAddConverter(XtRString, XtRScrollMode, CvtStringToScrollMode,
- NULL, 0);
- XtSetTypeConverter(XtRScrollMode, XtRString, CvtScrollModeToString,
- NULL, 0, XtCacheNone, NULL);
- QJustifyLeft = XrmPermStringToQuark(XtEtextJustifyLeft);
- QJustifyRight = XrmPermStringToQuark(XtEtextJustifyRight);
- QJustifyCenter = XrmPermStringToQuark(XtEtextJustifyCenter);
- QJustifyFull = XrmPermStringToQuark(XtEtextJustifyFull);
- XtSetTypeConverter(XtRString, XtRJustifyMode, CvtStringToJustifyMode,
- NULL, 0, XtCacheNone, NULL);
- XtSetTypeConverter(XtRJustifyMode, XtRString, CvtJustifyModeToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-/*
- * Function:
- * PositionHScrollBar
- *
- * Parameters:
- * ctx - text widget
- *
- * Description:
- * Positions the Horizontal scrollbar.
- */
-static void
-PositionHScrollBar(TextWidget ctx)
-{
- Widget hbar = ctx->text.hbar, vbar = ctx->text.vbar;
- Position x, y;
- Dimension width, height;
-
- if (ctx->text.hbar == NULL)
- return;
-
- if (vbar != NULL)
- x = XtWidth(vbar);
- else
- x = -XtBorderWidth(hbar);
- y = XtHeight(ctx) - XtHeight(hbar) - XtBorderWidth(hbar);
- if (vbar != NULL) {
- width = XtWidth(ctx) - XtWidth(vbar) - XtBorderWidth(vbar);
- if (width > XtWidth(ctx))
- width = XtWidth(ctx);
- }
- else
- width = XtWidth(ctx);
- height = XtHeight(hbar);
-
- XtConfigureWidget(hbar, x, y, width, height, XtBorderWidth(hbar));
-}
-
-/*
- * Function:
- * PositionVScrollBar
- *
- * Parameters:
- * ctx - text widget
- *
- * Description:
- * Positions the Vertical scrollbar.
- */
-static void
-PositionVScrollBar(TextWidget ctx)
-{
- Widget vbar = ctx->text.vbar;
- Position x, y;
- Dimension width, height;
-
- if (vbar == NULL)
- return;
-
- x = y = -XtBorderWidth(vbar);
- height = XtHeight(ctx);
- width = XtWidth(vbar);
-
- XtConfigureWidget(vbar, x, y, width, height, XtBorderWidth(vbar));
-}
-
-static void
-CreateVScrollBar(TextWidget ctx)
-{
- Widget vbar;
-
- if (ctx->text.vbar != NULL)
- return;
-
- ctx->text.vbar = vbar =
- XtCreateWidget("vScrollbar", scrollbarWidgetClass, (Widget)ctx, NULL, 0);
- XtAddCallback(vbar, XtNscrollProc, VScroll, (XtPointer)ctx);
- XtAddCallback(vbar, XtNjumpProc, VJump, (XtPointer)ctx);
-
- ctx->text.r_margin.left += XtWidth(vbar) + XtBorderWidth(vbar);
- ctx->text.left_margin = ctx->text.margin.left = ctx->text.r_margin.left;
-
- PositionVScrollBar(ctx);
- PositionHScrollBar(ctx);
- TextSinkResize(ctx->text.sink);
-
- if (XtIsRealized((Widget)ctx)) {
- XtRealizeWidget(vbar);
- XtMapWidget(vbar);
- }
- XtSetKeyboardFocus(vbar, (Widget)ctx);
-}
-
-/*
- * Function:
- * DestroyVScrollBar
- *
- * Parameters:
- * ctx - parent text widget
- *
- * Description:
- * Removes vertical ScrollBar.
- */
-static void
-DestroyVScrollBar(TextWidget ctx)
-{
- Widget vbar = ctx->text.vbar;
-
- if (vbar == NULL)
- return;
-
- ctx->text.r_margin.left -= XtWidth(vbar) + XtBorderWidth(vbar);
- ctx->text.left_margin = ctx->text.margin.left = ctx->text.r_margin.left;
-
- XtDestroyWidget(vbar);
- ctx->text.vbar = NULL;
- if (!ctx->core.being_destroyed) {
- PositionHScrollBar(ctx);
- TextSinkResize(ctx->text.sink);
- }
-}
-
-static void
-CreateHScrollBar(TextWidget ctx)
-{
- Arg args[1];
- Widget hbar;
- int bottom;
-
- if (ctx->text.hbar != NULL)
- return;
-
- XtSetArg(args[0], XtNorientation, XtorientHorizontal);
- ctx->text.hbar = hbar =
- XtCreateWidget("hScrollbar", scrollbarWidgetClass, (Widget)ctx, args, 1);
- XtAddCallback(hbar, XtNscrollProc, HScroll, (XtPointer)ctx);
- XtAddCallback(hbar, XtNjumpProc, HJump, (XtPointer)ctx);
-
- bottom = ctx->text.r_margin.bottom + XtHeight(hbar) + XtBorderWidth(hbar);
-
- ctx->text.margin.bottom = ctx->text.r_margin.bottom = bottom;
-
- PositionHScrollBar(ctx);
- TextSinkResize(ctx->text.sink);
-
- if (XtIsRealized((Widget)ctx)) {
- XtRealizeWidget(hbar);
- XtMapWidget(hbar);
- }
- XtSetKeyboardFocus(hbar, (Widget)ctx);
-}
-
-/*
- * Function:
- * DestroyHScrollBar
- *
- * Parameters:
- * ctx - parent text widget
- *
- * Description:
- * Removes horizontal ScrollBar.
- */
-static void
-DestroyHScrollBar(TextWidget ctx)
-{
- Widget hbar = ctx->text.hbar;
-
- if (hbar == NULL)
- return;
-
- ctx->text.r_margin.bottom -= XtHeight(hbar) + XtBorderWidth(hbar);
- ctx->text.margin.bottom = ctx->text.r_margin.bottom;
-
- XtDestroyWidget(hbar);
- ctx->text.hbar = NULL;
- if (!ctx->core.being_destroyed)
- TextSinkResize(ctx->text.sink);
-}
-
-/*ARGSUSED*/
-static void
-XawTextInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- TextWidget ctx = (TextWidget)cnew;
-
- ctx->text.lt.lines = 0;
- ctx->text.lt.info = (XawTextLineTableEntry *)
- XtCalloc(1, sizeof(XawTextLineTableEntry));
-#ifndef OLDXAW
- ctx->text.lt.base_line = 1;
-#endif
- (void)bzero(&ctx->text.origSel, sizeof(XawTextSelection));
- (void)bzero(&ctx->text.s, sizeof(XawTextSelection));
- ctx->text.s.type = XawselectPosition;
- ctx->text.salt = NULL;
- ctx->text.hbar = ctx->text.vbar = NULL;
- ctx->text.lasttime = 0;
- ctx->text.time = 0;
- ctx->text.showposition = True;
- ctx->text.lastPos = ctx->text.source != NULL ?
- XawTextGetLastPosition(ctx) : 0;
- ctx->text.file_insert = NULL;
- ctx->text.search = NULL;
- ctx->text.update = XmuNewScanline(0, 0, 0);
- ctx->text.gc = XtGetGC(cnew, 0, 0);
- ctx->text.hasfocus = False;
- ctx->text.margin = ctx->text.r_margin; /* Strucure copy */
- ctx->text.left_margin = ctx->text.r_margin.left;
- ctx->text.update_disabled = False;
- ctx->text.clear_to_eol = True;
- ctx->text.old_insert = -1;
- ctx->text.mult = 1;
- ctx->text.salt2 = NULL;
- ctx->text.from_left = -1;
-
-#ifndef OLDXAW
- ctx->text.numeric = False;
- ctx->text.selection_state = False;
- ctx->text.kill_ring = 0;
-
- ctx->text.line_number = -1;
- ctx->text.column_number = -1;
- ctx->text.source_changed = SRC_CHANGE_NONE;
-
- ctx->text.kill_ring_ptr = NULL;
- ctx->text.overwrite = False;
-#endif
-
- if (XtHeight(ctx) == DEFAULT_TEXT_HEIGHT) {
- XtHeight(ctx) = VMargins(ctx);
- if (ctx->text.sink != NULL)
- XtHeight(ctx) += XawTextSinkMaxHeight(ctx->text.sink, 1);
- }
-
- if (ctx->text.scroll_vert == XawtextScrollAlways)
- CreateVScrollBar(ctx);
- if (ctx->text.scroll_horiz == XawtextScrollAlways)
- CreateHScrollBar(ctx);
-
-#ifndef OLDXAW
- if (ctx->text.left_column < 0)
- ctx->text.left_column = 0;
- if (ctx->text.right_column < 0)
- ctx->text.right_column = 0;
-#endif
-}
-
-static void
-XawTextRealize(Widget w, XtValueMask *mask, XSetWindowAttributes *attr)
-{
- TextWidget ctx = (TextWidget)w;
-
- (*textClassRec.core_class.superclass->core_class.realize)(w, mask, attr);
-
- if (ctx->text.hbar != NULL) {
- XtRealizeWidget(ctx->text.hbar);
- XtMapWidget(ctx->text.hbar);
- }
-
- if (ctx->text.vbar != NULL) {
- XtRealizeWidget(ctx->text.vbar);
- XtMapWidget(ctx->text.vbar);
- }
-
- _XawTextBuildLineTable(ctx, ctx->text.lt.top, True);
-
-#ifndef OLDXAW
- _XawTextSetLineAndColumnNumber(ctx, True);
-#endif
-}
-
-/* Utility routines for support of Text */
-static void
-_CreateCutBuffers(Display *d)
-{
- static struct _DisplayRec {
- struct _DisplayRec *next;
- Display *dpy;
- } *dpy_list = NULL;
- struct _DisplayRec *dpy_ptr;
-
- for (dpy_ptr = dpy_list; dpy_ptr != NULL; dpy_ptr = dpy_ptr->next)
- if (dpy_ptr->dpy == d)
- return;
-
- dpy_ptr = XtNew(struct _DisplayRec);
- dpy_ptr->next = dpy_list;
- dpy_ptr->dpy = d;
- dpy_list = dpy_ptr;
-
-#define Create(buffer) \
- XChangeProperty(d, RootWindow(d, 0), buffer, XA_STRING, 8, \
- PropModeAppend, NULL, 0);
-
- Create(XA_CUT_BUFFER0);
- Create(XA_CUT_BUFFER1);
- Create(XA_CUT_BUFFER2);
- Create(XA_CUT_BUFFER3);
- Create(XA_CUT_BUFFER4);
- Create(XA_CUT_BUFFER5);
- Create(XA_CUT_BUFFER6);
- Create(XA_CUT_BUFFER7);
-
-#undef Create
-}
-
-/*
- * Procedure to manage insert cursor visibility for editable text. It uses
- * the value of ctx->insertPos and an implicit argument. In the event that
- * position is immediately preceded by an eol graphic, then the insert cursor
- * is displayed at the beginning of the next line.
- */
-static void
-InsertCursor(Widget w, XawTextInsertState state)
-{
- TextWidget ctx = (TextWidget)w;
- int x, y;
- int line;
-
- if (ctx->text.lt.lines < 1)
- return;
-
- if (ctx->text.display_caret &&
- LineAndXYForPosition(ctx, ctx->text.insertPos, &line, &x, &y)) {
- if (line < ctx->text.lt.lines)
- y += (ctx->text.lt.info[line + 1].y - ctx->text.lt.info[line].y) + 1;
- else
- y += (ctx->text.lt.info[line].y - ctx->text.lt.info[line - 1].y) + 1;
-
- XawTextSinkInsertCursor(ctx->text.sink, x, y, state);
- }
-
- /* Keep Input Method up to speed */
- if (ctx->simple.international) {
- Arg list[1];
-
- XtSetArg(list[0], XtNinsertPosition, ctx->text.insertPos);
- _XawImSetValues(w, list, 1);
- }
-}
-
-/*
- * Procedure to register a span of text that is no longer valid on the display
- * It is used to avoid a number of small, and potentially overlapping, screen
- * updates.
-*/
-void
-_XawTextNeedsUpdating(TextWidget ctx,
- XawTextPosition left, XawTextPosition right)
-{
- XmuSegment segment;
-
- if (left >= right)
- return;
-
- segment.x1 = (int)left;
- segment.x2 = (int)right;
- (void)XmuScanlineOrSegment(ctx->text.update, &segment);
-}
-
-/*
- * Procedure to read a span of text in Ascii form. This is purely a hack and
- * we probably need to add a function to sources to provide this functionality.
- * [note: this is really a private procedure but is used in multiple modules].
- */
-char *
-_XawTextGetText(TextWidget ctx, XawTextPosition left, XawTextPosition right)
-{
- char *result, *tempResult;
- XawTextBlock text;
- int bytes;
-
- if (XawTextFormat(ctx, XawFmt8Bit))
- bytes = sizeof(unsigned char);
- else if (XawTextFormat(ctx, XawFmtWide))
- bytes = sizeof(wchar_t);
- else /* if there is another fomat, add here */
- bytes = 1;
-
- /* leave space for ZERO */
- tempResult = result = XtMalloc((unsigned)(right - left + ONE) * bytes);
-
- while (left < right) {
- left = SrcRead(ctx->text.source, left, &text, (int)(right - left));
- if (!text.length)
- break;
- memmove(tempResult, text.ptr, (unsigned)(text.length * bytes));
- tempResult += text.length * bytes;
- }
-
- if (bytes == sizeof(wchar_t))
- *((wchar_t*)tempResult) = (wchar_t)0;
- else
- *tempResult = '\0';
-
- return (result);
-}
-
-/* Like _XawTextGetText, but enforces ICCCM STRING type encoding. This
- * routine is currently used to put just the ASCII chars in the selection
- * into a cut buffer.
- */
-char *
-_XawTextGetSTRING(TextWidget ctx, XawTextPosition left, XawTextPosition right)
-{
- unsigned char *s;
- unsigned char c;
- long i, j, n;
- wchar_t *ws, wc;
-
- /* allow ESC in accordance with ICCCM */
- if (XawTextFormat(ctx, XawFmtWide)) {
- MultiSinkObject sink = (MultiSinkObject)ctx->text.sink;
- ws = (wchar_t *)_XawTextGetText(ctx, left, right);
- n = wcslen(ws);
- for (j = 0, i = 0; j < n; j++) {
- wc = ws[j];
- if (XwcTextEscapement (sink->multi_sink.fontset, &wc, 1)
- || (wc == _Xaw_atowc(XawTAB)) || (wc == _Xaw_atowc(XawLF))
- || (wc == _Xaw_atowc(XawESC)))
- ws[i++] = wc;
- }
- ws[i] = (wchar_t)0;
- return ((char *)ws);
- }
- else {
- s = (unsigned char *)_XawTextGetText(ctx, left, right);
- /* only HT and NL control chars are allowed, strip out others */
- n = strlen((char *)s);
- i = 0;
- for (j = 0; j < n; j++) {
- c = s[j];
- if (((c >= 0x20) && c <= 0x7f)
- ||(c >= 0xa0) || (c == XawTAB) || (c == XawLF)
- || (c == XawESC)) {
- s[i] = c;
- i++;
- }
- }
- s[i] = 0;
-
- return ((char *)s);
- }
-}
-
-/*
- * This routine maps an x and y position in a window that is displaying text
- * into the corresponding position in the source.
- */
-static XawTextPosition
-PositionForXY(TextWidget ctx, int x, int y)
-{
- int fromx, line, width, height;
- XawTextPosition position;
-
- if (ctx->text.lt.lines == 0)
- return (0);
-
- for (line = 0; line < ctx->text.lt.lines - 1; line++) {
- if (y <= ctx->text.lt.info[line + 1].y)
- break;
- }
- position = ctx->text.lt.info[line].position;
- if (position >= ctx->text.lastPos)
- return (ctx->text.lastPos);
- fromx = ctx->text.left_margin;
- XawTextSinkFindPosition(ctx->text.sink, position, fromx, x - fromx,
- False, &position, &width, &height);
-
- if (position > ctx->text.lastPos)
- return (ctx->text.lastPos);
-
- if (position >= ctx->text.lt.info[line + 1].position)
- position = SrcScan(ctx->text.source, ctx->text.lt.info[line + 1].position,
- XawstPositions, XawsdLeft, 1, True);
-
- return (position);
-}
-
-/*
- * This routine maps a source position in to the corresponding line number
- * of the text that is displayed in the window.
- */
-static int
-LineForPosition(TextWidget ctx, XawTextPosition position)
-{
- int line;
-
- for (line = 0; line < ctx->text.lt.lines; line++)
- if (position < ctx->text.lt.info[line + 1].position)
- break;
-
- return (line);
-}
-
-/*
- * This routine maps a source position into the corresponding line number
- * and the x, y coordinates of the text that is displayed in the window.
- */
-static Bool
-LineAndXYForPosition(TextWidget ctx, XawTextPosition pos,
- int *line, int *x, int *y)
-{
- XawTextPosition linePos, endPos;
- Boolean visible;
- int realW, realH;
-
- *line = 0;
- *x = ctx->text.left_margin;
- *y = ctx->text.margin.top + 1;
- if ((visible = IsPositionVisible(ctx, pos)) != False) {
- *line = LineForPosition(ctx, pos);
- *y = ctx->text.lt.info[*line].y;
- linePos = ctx->text.lt.info[*line].position;
- XawTextSinkFindDistance(ctx->text.sink, linePos,
- *x, pos, &realW, &endPos, &realH);
- *x += realW;
- }
-
- return (visible);
-}
-
-/*
- * This routine builds a line table. It does this by starting at the
- * specified position and measuring text to determine the staring position
- * of each line to be displayed. It also determines and saves in the
- * linetable all the required metrics for displaying a given line (e.g.
- * x offset, y offset, line length, etc.).
- */
-void
-_XawTextBuildLineTable(TextWidget ctx, XawTextPosition position,
- _XtBoolean force_rebuild)
-{
- Dimension height = 0;
- int lines = 0;
- Cardinal size;
-
- if ((int)XtHeight(ctx) > VMargins(ctx)) {
- height = XtHeight(ctx) - VMargins(ctx);
- lines = XawTextSinkMaxLines(ctx->text.sink, height);
- }
- size = sizeof(XawTextLineTableEntry) * (lines + 1);
-
- if (lines != ctx->text.lt.lines || ctx->text.lt.info == NULL) {
- ctx->text.lt.info = (XawTextLineTableEntry *)
- XtRealloc((char *)ctx->text.lt.info, size);
- ctx->text.lt.lines = lines;
- force_rebuild = True;
- }
-
- if (force_rebuild) {
- (void)bzero((char *)ctx->text.lt.info, size);
- /* force a text update in the first text line if it is visible */
- ctx->text.lt.info[0].position = (XawTextPosition)-1;
- }
- if (position != ctx->text.lt.info[0].position) {
- (void)_BuildLineTable(ctx, position, 0);
- ctx->text.clear_to_eol = True;
- }
-}
-
-/*
- * We may need to resize the line table here, since there maybe lines with
- * different fonts (that can be shorter or taller than the default one)
- */
-static XawTextPosition
-_BuildLineTable(TextWidget ctx, XawTextPosition position, int line)
-{
- XawTextLineTableEntry *lt = ctx->text.lt.info + line;
- XawTextPosition end, update_from = -1;
- Position y;
- int wwidth, width, height;
-#ifndef OLDXAW
- Widget src = ctx->text.source;
-#endif
- int max_y = (int)XtHeight(ctx) - (int)ctx->text.margin.bottom;
-
- if (ctx->text.wrap == XawtextWrapNever)
- wwidth = 0x7fffffff;
- else
- wwidth = GetMaxTextWidth(ctx);
-
- /* XXX y may change, due to font size changes. See later */
- y = line == 0 ? ctx->text.margin.top : lt->y;
-
-#ifndef OLDXAW
- if (ctx->text.lt.base_line < 0) {
- if (line == 0)
- ctx->text.lt.top = position;
- }
- else if (line == 0) {
- XawTextPosition pos = ctx->text.lt.top;
- int base_line = ctx->text.lt.base_line;
-
- if (position == 0)
- base_line = 1;
- else if (ctx->text.lt.base_line == 0 ||
- ctx->text.source_changed == SRC_CHANGE_OVERLAP) {
- pos = 0;
- base_line = 1;
-
- while (pos < position) {
- pos = SrcScan(src, pos, XawstEOL, XawsdRight, 1, True);
- if (pos <= position) {
- ++base_line;
- if (pos == ctx->text.lastPos) {
- base_line -= !_XawTextSourceNewLineAtEOF(src);
- break;
- }
- }
- }
- }
- else if (ctx->text.wrap == XawtextWrapNever
- && IsPositionVisible(ctx, position))
- base_line += LineForPosition(ctx, position);
- else if (pos < position) {
- while (pos < position) {
- pos = SrcScan(src, pos, XawstEOL, XawsdRight, 1, True);
- if (pos <= position) {
- ++base_line;
- if (pos == ctx->text.lastPos) {
- base_line -= !_XawTextSourceNewLineAtEOF(src);
- break;
- }
- }
- }
- }
- else if (pos > position) {
- while (pos > position) {
- pos = SrcScan(src, pos, XawstEOL, XawsdLeft, 1, False);
- if (--pos >= position)
- --base_line;
- }
- }
-
- ctx->text.lt.top = position;
- ctx->text.lt.base_line = base_line;
- }
-#else
- if (line == 0)
- ctx->text.lt.top = position;
-#endif
-
- /* CONSTCOND */
- while (True) {
- XawTextSinkFindPosition(ctx->text.sink, position, ctx->text.left_margin,
- wwidth, ctx->text.wrap == XawtextWrapWord,
- &end, &width, &height);
-
- if (lt->position != position) {
- _XawTextNeedsUpdating(ctx, position,
- end <= position ? position + 1 : end);
- ctx->text.clear_to_eol = True;
- lt->position = position;
- }
- if (lt->y != y) {
- if (update_from < 0)
- update_from = line == 0 ?
- ctx->text.lt.info[0].position :
- ctx->text.lt.info[line - 1].position;
- lt->y = y;
- ctx->text.clear_to_eol = True;
- }
- if (lt->textWidth != width) {
- if (lt->textWidth > width)
- ctx->text.clear_to_eol = True;
- lt->textWidth = width;
- }
- y += height;
-
- if (end > ctx->text.lastPos) {
- position = end;
- ctx->text.clear_to_eol = True;
- _XawTextNeedsUpdating(ctx, end, end + ctx->text.lt.lines - line);
- while (line++ < ctx->text.lt.lines) {
- if (line > 1 && y > max_y) {
- ctx->text.lt.lines = line - 1;
- break;
- }
- ++lt;
- if (lt->y != y) {
- if (update_from < 0)
- update_from = line < 2 ?
- ctx->text.lt.info[0].position :
- ctx->text.lt.info[line - 2].position;
- lt->y = y;
- }
- lt->position = ++position;
- lt->textWidth = 0;
- y += height;
- }
- if (update_from >= 0)
- _XawTextNeedsUpdating(ctx, update_from,
- ctx->text.lt.info[ctx->text.lt.lines].position);
- _XawTextSetScrollBars(ctx);
-
- return (ctx->text.lastPos);
- }
-
- if (line && y > max_y)
- /* will return in the next loop */
- ctx->text.lt.lines = line;
-
- if (++line > ctx->text.lt.lines && y < max_y) {
- /* grow the line table */
- ctx->text.lt.info = (XawTextLineTableEntry *)
- XtRealloc((char *)ctx->text.lt.info,
- sizeof(XawTextLineTableEntry) * (line + 1));
- lt = ctx->text.lt.info + line;
- bzero(lt, sizeof(XawTextLineTableEntry));
- ++ctx->text.lt.lines;
- }
- else
- ++lt;
- if (position == end)
- ++position;
- else
- position = end;
-
- if (line > ctx->text.lt.lines) {
- if (update_from >= 0)
- _XawTextNeedsUpdating(ctx, update_from,
- ctx->text.lt.info[ctx->text.lt.lines].position);
- _XawTextSetScrollBars(ctx);
-
- return (position);
- }
- }
- /*NOTREACHED*/
-}
-
-/*
- * Function:
- * GetWidestLine
- *
- * Parameters:
- * ctx - text widget
- *
- * Description:
- * Returns the width (in pixels) of the widest line that
- * is currently visable.
- *
- * Returns:
- * The width of the widest line
- */
-static unsigned int
-GetWidestLine(TextWidget ctx)
-{
- int i;
- unsigned int widest;
- XawTextLineTablePtr lt = &(ctx->text.lt);
-
- for (i = 0, widest = 0; i < lt->lines; i++)
- if (widest < lt->info[i].textWidth)
- widest = lt->info[i].textWidth;
-
- return (widest);
-}
-
-/*
- * This routine is used by Text to notify an associated scrollbar of the
- * correct metrics (position and shown fraction) for the text being currently
- * displayed in the window.
- */
-void
-_XawTextSetScrollBars(TextWidget ctx)
-{
- float first, last, denom, widest;
-
- if (ctx->text.scroll_vert == XawtextScrollAlways) {
- if (ctx->text.lastPos == 0)
- first = 0.0;
- else
- first = ctx->text.lt.top / (float)ctx->text.lastPos;
-
- if (ctx->text.lt.info[ctx->text.lt.lines].position < ctx->text.lastPos)
- last = ctx->text.lt.info[ctx->text.lt.lines].position /
- (float)ctx->text.lastPos;
- else
- last = 1.0;
-
- XawScrollbarSetThumb(ctx->text.vbar, first, last - first);
- }
-
- if (ctx->text.scroll_horiz == XawtextScrollAlways) {
- denom = GetWidestLine(ctx);
- if (denom <= 0)
- denom = (int)XtWidth(ctx) - RHMargins(ctx);
- if (denom <= 0)
- denom = 1;
- widest = ((int)XtWidth(ctx) - RHMargins(ctx)) / denom;
- first = ctx->text.r_margin.left - ctx->text.left_margin;
- first /= denom;
-
- XawScrollbarSetThumb(ctx->text.hbar, first, widest);
- }
-}
-
-static void
-DoCopyArea(TextWidget ctx, int src_x, int src_y,
- unsigned int width, unsigned int height, int dst_x, int dst_y)
-{
- int x1, y1, x2, y2;
-
- x1 = ctx->text.r_margin.left;
- y1 = ctx->text.r_margin.top;
- x2 = XtWidth(ctx) - ctx->text.r_margin.right;
- y2 = XtHeight(ctx) - ctx->text.r_margin.bottom;
-
- if (x1 >= x2 || y1 >= y2)
- return;
-
- src_x = XawMax(x1, XawMin(src_x, x2));
- src_y = XawMax(y1, XawMin(src_y, y2));
- dst_x = XawMax(x1, XawMin(dst_x, x2));
- dst_y = XawMax(y1, XawMin(dst_y, y2));
- width = XawMax(0, XawMin(x2 - dst_x, (int)width));
- height = XawMax(0, XawMin(y2 - dst_y, (int)height));
-
- XCopyArea(XtDisplay(ctx), XtWindow(ctx), XtWindow(ctx), ctx->text.gc,
- src_x, src_y, width, height, dst_x, dst_y);
-}
-
-/*
- * Function:
- * XawTextScroll
- *
- * Parameters:
- * ctx - text widget
- * vlines - number of lines to scroll vertically
- * hpixels - number of pixels to scroll horizontally
- *
- * Description:
- * Generic function for scrolling the text window.
- * Allows vertical and horizontal scroll at the same time.
- */
-void
-XawTextScroll(TextWidget ctx, int vlines, int hpixels)
-{
- XawTextPosition top, tmp, update_from, update_to;
- XawTextLineTable *lt;
- Arg arglist[1];
- int y0, y1, y2, count, dim, wwidth, lines = ctx->text.lt.lines;
- int vwidth, vheight; /* visible width and height */
- Bool scroll;
-
- vwidth = (int)XtWidth(ctx) - RHMargins(ctx);
- vheight = (int)XtHeight(ctx) - RVMargins(ctx);
- lt = &ctx->text.lt;
-
- if (!lt || vwidth <= 0 || vheight <= 0)
- return;
-
- if ((scroll = ctx->core.background_pixmap == XtUnspecifiedPixmap) == True) {
- dim = lt->info[1].y - lt->info[0].y;
- for (count = 1; count < lt->lines - 1; count++)
- if (lt->info[count + 1].y - lt->info[count].y != dim) {
- scroll = False;
- break;
- }
- }
-
- wwidth = GetMaxTextWidth(ctx);
-
- /*
- * Do the horizontall scrolling
- */
- if (hpixels < 0 && ctx->text.left_margin - hpixels > ctx->text.r_margin.left)
- hpixels = ctx->text.left_margin - ctx->text.r_margin.left;
- ctx->text.left_margin -= hpixels;
-
- update_from = lt->top; /* remember the old value */
- /*
- * Checks the requested number of lines and calculates the top
- * of the line table
- */
- if (vlines < 0) { /* VScroll Up */
- if (IsPositionVisible(ctx, 0))
- vlines = 0;
- else if (ctx->text.wrap != XawtextWrapNever) {
- XawTextPosition end;
- int n_lines = 0;
-
- count = -vlines;
- end = lt->top;
- while (n_lines < count) {
- top = SrcScan(ctx->text.source, end, XawstEOL,
- XawsdLeft, 2, False);
- n_lines += CountLines(ctx, top, end);
- end = top;
- }
-
- while (count++ < n_lines) {
- tmp = top;
- XawTextSinkFindPosition(ctx->text.sink, top,
- ctx->text.left_margin,
- wwidth,ctx->text.wrap == XawtextWrapWord,
- &top, &dim, &dim);
- if (tmp == top)
- ++top;
- }
- }
- else
- top = SrcScan(ctx->text.source, lt->top, XawstEOL,
- XawsdLeft, -vlines + 1, False);
- if (-vlines >= ctx->text.lt.lines)
- scroll = False;
- }
- else if (vlines > 0) { /* VScroll Down */
- if (LineForPosition(ctx, ctx->text.lastPos) == 0)
- vlines = 0;
- if (vlines < lt->lines)
- top = XawMin(lt->info[vlines].position, ctx->text.lastPos);
- else if (ctx->text.wrap == XawtextWrapNever)
- top = SrcScan(ctx->text.source,
- SrcScan(ctx->text.source, lt->top,
- XawstEOL, XawsdRight, vlines,
- True),
- XawstEOL, XawsdLeft, 1, False);
- else {
- top = lt->top;
- count = 0;
- while (count++ < vlines) {
- tmp = top;
- XawTextSinkFindPosition(ctx->text.sink, top,
- ctx->text.left_margin,
- wwidth, ctx->text.wrap == XawtextWrapWord,
- &top, &dim, &dim);
- if (tmp == top)
- ++top;
- }
- }
- if (vlines >= ctx->text.lt.lines
- || lt->info[vlines].position >= ctx->text.lastPos)
- scroll = False;
- }
-
- if (!vlines) {
- if (hpixels) {
- ClearWindow(ctx);
- ctx->text.clear_to_eol = True;
- }
- _XawTextSetScrollBars(ctx);
- return;
- }
-
- /* Flushes any pending updates. Normally, there may be a call to
- * XawTextUnsetSelection not yet updated.
- */
- if (!hpixels && scroll) {
- ctx->text.clear_to_eol = True;
- FlushUpdate(ctx);
- }
-
- /*
- * Rebuild the line table, doing the vertical scroll
- */
- (void)_BuildLineTable(ctx, top, 0);
- lt = &ctx->text.lt;
- if (scroll) {
- for (count = 0; count < lt->lines - 1; count++)
- if (lt->info[count + 1].y - lt->info[count].y != dim) {
- scroll = False;
- break;
- }
- }
-
- XtSetArg(arglist[0], XtNinsertPosition, lt->top + lt->lines);
- _XawImSetValues((Widget)ctx, arglist, 1);
-
- if (hpixels || !scroll || lines != lt->lines)
- return;
-
- /* _BuildLineTable updates everything if the top position changes.
- * It is not required here.
- */
- (void)XmuScanlineXor(ctx->text.update, ctx->text.update);
- if (vlines < 0 && IsPositionVisible(ctx, 0))
- vlines = -LineForPosition(ctx, update_from);
-
- y0 = ctx->text.r_margin.top;
- if (vlines < 0) {
- update_from = lt->top;
- update_to = lt->info[-vlines + 1].position - 1;
- y1 = lt->info[lt->lines + vlines].y;
- y2 = lt->info[-vlines].y;
- DoCopyArea(ctx, ctx->text.r_margin.left, y0, vwidth,
- y1 - y0,
- ctx->text.r_margin.left, y2);
- }
- else {
- update_from = lt->info[lt->lines - vlines].position;
- update_to = lt->info[lt->lines].position;
- y1 = lt->info[lt->lines - vlines].y;
- y2 = lt->info[vlines].y;
- DoCopyArea(ctx, ctx->text.r_margin.left, y2,
- vwidth, lt->info[lt->lines].y - y2,
- ctx->text.r_margin.left, y0);
- }
- _XawTextNeedsUpdating(ctx, update_from, update_to);
- ctx->text.clear_to_eol = True;
-}
-
-/*
- * The routine will scroll the displayed text by lines. If the arg is
- * positive, move up; otherwise, move down. [note: this is really a private
- * procedure but is used in multiple modules].
- */
-void
-_XawTextVScroll(TextWidget ctx, int n)
-{
- XawTextScroll(ctx, n, 0);
-}
-
-/*ARGSUSED*/
-static void
-HScroll(Widget w, XtPointer closure, XtPointer callData)
-{
- TextWidget ctx = (TextWidget)closure;
- long pixels = (long)callData;
-
- if (pixels > 0) {
- long max;
-
- max = (int)GetWidestLine(ctx) + ctx->text.left_margin -
- ctx->text.r_margin.left;
- max = XawMax(0, max);
- pixels = XawMin(pixels, max);
- }
-
- if (pixels) {
- _XawTextPrepareToUpdate(ctx);
- XawTextScroll(ctx, 0, pixels);
- _XawTextExecuteUpdate(ctx);
- }
-}
-
-/*ARGSUSED*/
-static void
-HJump(Widget w, XtPointer closure, XtPointer callData)
-{
- TextWidget ctx = (TextWidget)closure;
- float percent = *(float *)callData;
- long pixels;
-
- pixels = ctx->text.left_margin -
- (ctx->text.r_margin.left - (int)(percent * GetWidestLine(ctx)));
-
- HScroll(w, (XtPointer)ctx, (XtPointer)pixels);
-}
-
-/*
- * Function:
- * UpdateTextInLine
- *
- * Parameters:
- * ctx - text widget
- * line - line to update
- * x1 - left pixel
- * x2 - right pixel
- *
- * Description:
- * Updates the text in the given line and pixel interval
- */
-static void
-UpdateTextInLine(TextWidget ctx, int line, int x1, int x2)
-{
- XawTextLineTableEntry *lt = ctx->text.lt.info + line;
- XawTextPosition left, right;
- int from_x, width, height;
-
- if (lt->position >= ctx->text.lastPos
- || ctx->text.left_margin > x2
- || (int)lt->textWidth + ctx->text.left_margin < x1) {
- /* Mark line to be cleared */
- if (ctx->text.clear_to_eol)
- _XawTextNeedsUpdating(ctx, lt->position, lt->position + 1);
- return;
- }
-
- from_x = ctx->text.left_margin;
- XawTextSinkFindPosition(ctx->text.sink, lt->position,
- from_x, x1 - from_x,
- False, &left, &width, &height);
- if (line == ctx->text.lt.lines)
- right = -1;
- else if (x2 >= lt->textWidth - from_x)
- right = lt[1].position - 1;
- else {
- from_x += width;
- XawTextSinkFindPosition(ctx->text.sink, left,
- from_x, x2 - from_x,
- False, &right, &width, &height);
- }
-
- if ((right < 0) || (right + 1 <= lt[1].position))
- ++right;
-
- /* Mark text interval to be repainted */
- _XawTextNeedsUpdating(ctx, left, right);
-}
-
-/*
- * The routine will scroll the displayed text by pixels. If the calldata is
- * positive, move up; otherwise, move down.
- */
-/*ARGSUSED*/
-static void
-VScroll(Widget w, XtPointer closure, XtPointer callData)
-{
- TextWidget ctx = (TextWidget)closure;
- long height, lines = (long)callData;
-
- height = XtHeight(ctx) - VMargins(ctx);
- if (height < 1)
- height = 1;
- lines = (lines * ctx->text.lt.lines) / height;
- _XawTextPrepareToUpdate(ctx);
- XawTextScroll(ctx, lines, 0);
- _XawTextExecuteUpdate(ctx);
-}
-
-/*ARGSUSED*/
-static void
-VJump(Widget w, XtPointer closure, XtPointer callData)
-{
- float percent = *(float *)callData;
- TextWidget ctx = (TextWidget)closure;
- XawTextPosition top, last, position, tmp;
- XawTextLineTable *lt = &(ctx->text.lt);
- int dim, vlines = 0, wwidth = GetMaxTextWidth(ctx);
- Bool scroll = True;
-
- position = percent * ctx->text.lastPos;
- top = lt->top;
-
- if (!lt->lines || (position >= lt->top && position < lt->info[1].position)) {
- _XawTextSetScrollBars(ctx);
- return;
- }
-
-#ifndef OLDXAW
- ctx->text.lt.base_line = -1;
-#endif
-
- if (position > lt->top) { /* VScroll Up */
- if (position > lt->top && position < lt->info[lt->lines].position)
- vlines = LineForPosition(ctx, position);
- else {
- scroll = False;
- top = SrcScan(ctx->text.source, position, XawstEOL,
- XawsdLeft, 1, False);
- if (ctx->text.wrap != XawtextWrapNever) {
- last = top;
- while (last < position) {
- tmp = last;
- XawTextSinkFindPosition(ctx->text.sink, last,
- ctx->text.left_margin, wwidth,
- ctx->text.wrap == XawtextWrapWord,
- &last, &dim, &dim);
- if (last == tmp)
- ++last;
- if (last < position)
- top = last;
- }
- }
- }
- }
- else { /* VScroll Down */
- /*
- * Calculates the number of lines
- */
- while (top > position) {
- last = top;
- top = SrcScan(ctx->text.source, top, XawstEOL,
- XawsdLeft, 2, False);
- vlines -= CountLines(ctx, top, last);
- if (-vlines >= ctx->text.lt.lines) {
- scroll = False;
- top = SrcScan(ctx->text.source, position, XawstEOL,
- XawsdLeft, 1, False);
- break;
- }
- }
- /*
- * Normalize
- */
- if (ctx->text.wrap != XawtextWrapNever) {
- last = top;
- while (last < position) {
- tmp = last;
- XawTextSinkFindPosition(ctx->text.sink, last,
- ctx->text.left_margin,
- wwidth,
- ctx->text.wrap == XawtextWrapWord,
- &last, &dim, &dim);
- if (last == tmp)
- ++last;
- if (last < position)
- top = last;
- ++vlines;
- }
- }
- }
-
- if (vlines || !scroll) {
- _XawTextPrepareToUpdate(ctx);
- if (scroll)
- XawTextScroll(ctx, vlines, 0);
- else
- _BuildLineTable(ctx, top, 0);
- _XawTextExecuteUpdate(ctx);
- }
-}
-
-static Bool
-MatchSelection(Atom selection, XawTextSelection *s)
-{
- Atom *match;
- int count;
-
- for (count = 0, match = s->selections; count < s->atom_count;
- match++, count++)
- if (*match == selection)
- return (True);
-
- return (False);
-}
-
-static Boolean
-TextConvertSelection(Widget w, Atom *selection, Atom *target, Atom *type,
- XtPointer *value, unsigned long *length, int *format)
-{
- Display *d = XtDisplay(w);
- TextWidget ctx = (TextWidget)w;
- Widget src = ctx->text.source;
- XawTextEditType edit_mode;
- Arg args[1];
- XawTextSelectionSalt *salt = NULL;
- XawTextSelection *s;
-
- if (*target == XA_TARGETS(d)) {
- Atom *targetP, *std_targets;
- unsigned long std_length;
-
- if (SrcCvtSel(src, selection, target, type, value, length, format))
- return (True);
-
- XtSetArg(args[0], XtNeditType, &edit_mode);
- XtGetValues(src, args, ONE);
-
- XmuConvertStandardSelection(w, ctx->text.time, selection,
- target, type, (XPointer*)&std_targets,
- &std_length, format);
-
- *length = 7 + (edit_mode == XawtextEdit) + std_length;
- *value = XtMalloc((unsigned)sizeof(Atom)*(*length));
- targetP = *(Atom**)value;
- *targetP++ = XA_STRING;
- *targetP++ = XA_TEXT(d);
- *targetP++ = XA_UTF8_STRING(d);
- *targetP++ = XA_COMPOUND_TEXT(d);
- *targetP++ = XA_LENGTH(d);
- *targetP++ = XA_LIST_LENGTH(d);
- *targetP++ = XA_CHARACTER_POSITION(d);
- if (edit_mode == XawtextEdit) {
- *targetP++ = XA_DELETE(d);
- }
- (void)memmove((char*)targetP, (char*)std_targets,
- sizeof(Atom) * std_length);
- XtFree((char*)std_targets);
- *type = XA_ATOM;
- *format = 32;
- return (True);
- }
-
- if (SrcCvtSel(src, selection, target, type, value, length, format))
- return (True);
-
- if (MatchSelection(*selection, &ctx->text.s))
- s = &ctx->text.s;
- else {
- for (salt = ctx->text.salt; salt; salt = salt->next)
- if (MatchSelection(*selection, &salt->s))
- break;
- if (!salt)
- return (False);
- s = &salt->s;
- }
- if (*target == XA_STRING
- || *target == XA_TEXT(d)
- || *target == XA_UTF8_STRING(d)
- || *target == XA_COMPOUND_TEXT(d)) {
- if (*target == XA_TEXT(d)) {
- if (XawTextFormat(ctx, XawFmtWide))
- *type = XA_COMPOUND_TEXT(d);
- else
- *type = XA_STRING;
- }
- else
- *type = *target;
- /*
- * If salt is True, the salt->contents stores CT string,
- * its length is measured in bytes.
- * Refer to _XawTextSaltAwaySelection().
- *
- * by Li Yuhong, Mar. 20, 1991.
- */
- if (!salt) {
- *value = _XawTextGetSTRING(ctx, s->left, s->right);
- if (XawTextFormat(ctx, XawFmtWide)) {
- XTextProperty textprop;
- if (XwcTextListToTextProperty(d, (wchar_t **)value, 1,
- XCompoundTextStyle, &textprop)
- < Success) {
- XtFree((char *)*value);
- return (False);
- }
- XtFree((char *)*value);
- *value = (XtPointer)textprop.value;
- *length = textprop.nitems;
- }
- else
- *length = strlen((char *)*value);
- }
- else {
- *value = XtMalloc((salt->length + 1) * sizeof(unsigned char));
- strcpy ((char *)*value, salt->contents);
- *length = salt->length;
- }
- /* Got *value,*length, now in COMPOUND_TEXT format. */
- if (XawTextFormat(ctx, XawFmtWide) && *type == XA_STRING) {
- XTextProperty textprop;
- wchar_t **wlist;
- int count;
-
- textprop.encoding = XA_COMPOUND_TEXT(d);
- textprop.value = (unsigned char *)*value;
- textprop.nitems = strlen(*value);
- textprop.format = 8;
- if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
- < Success
- || count < 1) {
- XtFree((char *)*value);
- return (False);
- }
- XtFree((char *)*value);
- if (XwcTextListToTextProperty(d, wlist, 1, XStringStyle, &textprop)
- < Success) {
- XwcFreeStringList((wchar_t**) wlist);
- return (False);
- }
- *value = (XtPointer)textprop.value;
- *length = textprop.nitems;
- XwcFreeStringList(wlist);
- } else if (*type == XA_UTF8_STRING(d)) {
- XTextProperty textprop;
- char **list;
- int count;
-
- textprop.encoding = XA_COMPOUND_TEXT(d);
- textprop.value = (unsigned char *)*value;
- textprop.nitems = strlen(*value);
- textprop.format = 8;
- if (Xutf8TextPropertyToTextList(d, &textprop, &list, &count)
- < Success
- || count < 1) {
- XtFree((char *)*value);
- return (False);
- }
- XtFree((char *)*value);
- *value = *list;
- *length = strlen(*list);
- XFree(list);
- }
- *format = 8;
- return (True);
- }
-
- if ((*target == XA_LIST_LENGTH(d)) || (*target == XA_LENGTH(d))) {
- long * temp;
-
- temp = (long *)XtMalloc((unsigned)sizeof(long));
- if (*target == XA_LIST_LENGTH(d))
- *temp = 1L;
- else /* *target == XA_LENGTH(d) */
- *temp = (long) (s->right - s->left);
-
- *value = (XPointer)temp;
- *type = XA_INTEGER;
- *length = 1L;
- *format = 32;
- return (True);
- }
-
- if (*target == XA_CHARACTER_POSITION(d)) {
- long * temp;
-
- temp = (long *)XtMalloc((unsigned)(2 * sizeof(long)));
- temp[0] = (long)(s->left + 1);
- temp[1] = s->right;
- *value = (XPointer)temp;
- *type = XA_SPAN(d);
- *length = 2L;
- *format = 32;
- return (True);
- }
-
- if (*target == XA_DELETE(d)) {
- if (!salt)
- _XawTextZapSelection(ctx, NULL, True);
- *value = NULL;
- *type = XA_NULL(d);
- *length = 0;
- *format = 32;
- return (True);
- }
-
- if (XmuConvertStandardSelection(w, ctx->text.time, selection, target, type,
- (XPointer *)value, length, format))
- return (True);
-
- /* else */
- return (False);
-}
-
-/*
- * Function:
- * GetCutBuffferNumber
- *
- * Parameters:
- * atom - atom to check
- *
- * Description:
- * Returns the number of the cut buffer.
- *
- * Returns:
- * The number of the cut buffer representing this atom or NOT_A_CUT_BUFFER
- */
-#define NOT_A_CUT_BUFFER -1
-static int
-GetCutBufferNumber(Atom atom)
-{
- if (atom == XA_CUT_BUFFER0) return (0);
- if (atom == XA_CUT_BUFFER1) return (1);
- if (atom == XA_CUT_BUFFER2) return (2);
- if (atom == XA_CUT_BUFFER3) return (3);
- if (atom == XA_CUT_BUFFER4) return (4);
- if (atom == XA_CUT_BUFFER5) return (5);
- if (atom == XA_CUT_BUFFER6) return (6);
- if (atom == XA_CUT_BUFFER7) return (7);
- return (NOT_A_CUT_BUFFER);
-}
-
-static void
-TextLoseSelection(Widget w, Atom *selection)
-{
- TextWidget ctx = (TextWidget)w;
- Atom *atomP;
- int i;
- XawTextSelectionSalt*salt, *prevSalt, *nextSalt;
-
- atomP = ctx->text.s.selections;
- for (i = 0 ; i < ctx->text.s.atom_count; i++, atomP++)
- if ((*selection == *atomP)
- || (GetCutBufferNumber(*atomP) != NOT_A_CUT_BUFFER))
- *atomP = (Atom)0;
-
- while (ctx->text.s.atom_count
- && ctx->text.s.selections[ctx->text.s.atom_count - 1] == 0)
- ctx->text.s.atom_count--;
-
- /*
- * Must walk the selection list in opposite order from UnsetSelection
- */
- atomP = ctx->text.s.selections;
- for (i = 0 ; i < ctx->text.s.atom_count; i++, atomP++)
- if (*atomP == (Atom)0) {
- *atomP = ctx->text.s.selections[--ctx->text.s.atom_count];
- while (ctx->text.s.atom_count
- && ctx->text.s.selections[ctx->text.s.atom_count-1] == 0)
- ctx->text.s.atom_count--;
- }
-
- if (ctx->text.s.atom_count == 0)
- ModifySelection(ctx, ctx->text.insertPos, ctx->text.insertPos);
-
- prevSalt = 0;
- for (salt = ctx->text.salt; salt; salt = nextSalt) {
- atomP = salt->s.selections;
- nextSalt = salt->next;
- for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
- if (*selection == *atomP)
- *atomP = (Atom)0;
-
- while (salt->s.atom_count
- && salt->s.selections[salt->s.atom_count-1] == 0)
- salt->s.atom_count--;
-
- /*
- * Must walk the selection list in opposite order from UnsetSelection
- */
- atomP = salt->s.selections;
- for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
- if (*atomP == (Atom)0) {
- *atomP = salt->s.selections[--salt->s.atom_count];
- while (salt->s.atom_count
- && salt->s.selections[salt->s.atom_count-1] == 0)
- salt->s.atom_count--;
- }
-
- if (salt->s.atom_count == 0) {
- XtFree ((char *) salt->s.selections);
- XtFree (salt->contents);
- if (prevSalt)
- prevSalt->next = nextSalt;
- else
- ctx->text.salt = nextSalt;
- XtFree((char *)salt);
- }
- else
- prevSalt = salt;
- }
-}
-
-void
-_XawTextSaltAwaySelection(TextWidget ctx, Atom *selections, int num_atoms)
-{
- XawTextSelectionSalt *salt;
- int i, j;
-
- for (i = 0; i < num_atoms; i++)
- TextLoseSelection((Widget)ctx, selections + i);
- if (num_atoms == 0)
- return;
- salt = (XawTextSelectionSalt *)
- XtMalloc((unsigned)sizeof(XawTextSelectionSalt));
- if (!salt)
- return;
- salt->s.selections = (Atom *)XtMalloc((unsigned)(num_atoms * sizeof(Atom)));
- if (!salt->s.selections) {
- XtFree((char *)salt);
- return;
- }
- salt->s.left = ctx->text.s.left;
- salt->s.right = ctx->text.s.right;
- salt->s.type = ctx->text.s.type;
- salt->contents = _XawTextGetSTRING(ctx, ctx->text.s.left, ctx->text.s.right);
- if (XawTextFormat(ctx, XawFmtWide)) {
- XTextProperty textprop;
- if (XwcTextListToTextProperty(XtDisplay((Widget)ctx),
- (wchar_t**)(&(salt->contents)), 1,
- XCompoundTextStyle,
- &textprop) < Success) {
- XtFree(salt->contents);
- salt->length = 0;
- return;
- }
- XtFree(salt->contents);
- salt->contents = (char *)textprop.value;
- salt->length = textprop.nitems;
- }
- else
- salt->length = strlen (salt->contents);
- salt->next = ctx->text.salt;
- ctx->text.salt = salt;
- j = 0;
- for (i = 0; i < num_atoms; i++) {
- if (GetCutBufferNumber (selections[i]) == NOT_A_CUT_BUFFER) {
- salt->s.selections[j++] = selections[i];
- XtOwnSelection((Widget)ctx, selections[i], ctx->text.time,
- TextConvertSelection, TextLoseSelection, NULL);
- }
- }
- salt->s.atom_count = j;
-}
-
-static void
-_SetSelection(TextWidget ctx, XawTextPosition left, XawTextPosition right,
- Atom *selections, Cardinal count)
-{
-#ifndef OLDXAW
- Cardinal i;
- XawTextPosition pos;
- TextSrcObject src = (TextSrcObject)ctx->text.source;
-
- for (i = 0; i < src->textSrc.num_text; i++) {
- TextWidget tw = (TextWidget)src->textSrc.text[i];
- Bool needs_updating = tw->text.old_insert < 0;
- Bool showposition = tw->text.showposition;
-
- if (needs_updating) {
- tw->text.showposition = False;
- _XawTextPrepareToUpdate(tw);
- }
-#else
- TextWidget tw = ctx;
- XawTextPosition pos;
-#endif /* OLDXAW */
-
- if (left < tw->text.s.left) {
- pos = Min(right, tw->text.s.left);
- _XawTextNeedsUpdating(tw, left, pos);
- }
- if (left > tw->text.s.left) {
- pos = Min(left, tw->text.s.right);
- _XawTextNeedsUpdating(tw, tw->text.s.left, pos);
- }
- if (right < tw->text.s.right) {
- pos = Max(right, tw->text.s.left);
- _XawTextNeedsUpdating(tw, pos, tw->text.s.right);
- }
- if (right > tw->text.s.right) {
- pos = Max(left, tw->text.s.right);
- _XawTextNeedsUpdating(tw, pos, right);
- }
-
- tw->text.s.left = left;
- tw->text.s.right = right;
-
-#ifndef OLDXAW
- if (needs_updating) {
- _XawTextExecuteUpdate(tw);
- tw->text.showposition = showposition;
- }
- }
-#endif /* OLDXAW */
-
- SrcSetSelection(ctx->text.source, left, right,
- (count == 0) ? None : selections[0]);
-
- if (left < right) {
- Widget w = (Widget)ctx;
- int buffer;
-
- while (count) {
- Atom selection = selections[--count];
-
- /*
- * If this is a cut buffer
- */
- if ((buffer = GetCutBufferNumber(selection)) != NOT_A_CUT_BUFFER) {
- unsigned char *ptr, *tptr;
- unsigned int amount, max_len = MAX_CUT_LEN(XtDisplay(w));
- unsigned long len;
-
- tptr= ptr= (unsigned char *)_XawTextGetSTRING(ctx,
- ctx->text.s.left,
- ctx->text.s.right);
- if (XawTextFormat(ctx, XawFmtWide)) {
- /*
- * Only XA_STRING(Latin 1) is allowed in CUT_BUFFER,
- * so we get it from wchar string, then free the wchar string
- */
- XTextProperty textprop;
-
- if (XwcTextListToTextProperty(XtDisplay(w), (wchar_t**)&ptr,
- 1, XStringStyle, &textprop)
- < Success){
- XtFree((char *)ptr);
- return;
- }
- XtFree((char *)ptr);
- tptr = ptr = textprop.value;
- }
- if (buffer == 0) {
- _CreateCutBuffers(XtDisplay(w));
- XRotateBuffers(XtDisplay(w), 1);
- }
- amount = Min ((len = strlen((char *)ptr)), max_len);
- XChangeProperty(XtDisplay(w), RootWindow(XtDisplay(w), 0),
- selection, XA_STRING, 8, PropModeReplace,
- ptr, amount);
-
- while (len > max_len) {
- len -= max_len;
- tptr += max_len;
- amount = Min (len, max_len);
- XChangeProperty(XtDisplay(w), RootWindow(XtDisplay(w), 0),
- selection, XA_STRING, 8, PropModeAppend,
- tptr, amount);
- }
- XtFree ((char *)ptr);
- }
- else /* This is a real selection */
- XtOwnSelection(w, selection, ctx->text.time, TextConvertSelection,
- TextLoseSelection, NULL);
- }
- }
- else
- XawTextUnsetSelection((Widget)ctx);
-}
-
-#ifndef OLDXAW
-void
-_XawTextSetLineAndColumnNumber(TextWidget ctx, Bool force)
-{
- int line_number, column_number;
-
- if (ctx->text.old_insert != ctx->text.insertPos &&
- ctx->text.lt.base_line < 0) {
- ctx->text.lt.base_line = 0;
- (void)_BuildLineTable(ctx, ctx->text.lt.top, 0);
- }
-
- line_number = ResolveLineNumber(ctx);
- column_number = ResolveColumnNumber(ctx);
-
- if (force || (ctx->text.column_number != column_number
- || ctx->text.line_number != line_number)) {
- XawTextPositionInfo info;
-
- ctx->text.line_number = info.line_number = line_number;
- ctx->text.column_number = info.column_number = column_number;
- info.insert_position = ctx->text.insertPos;
- info.last_position = ctx->text.lastPos;
- info.overwrite_mode = ctx->text.overwrite;
-
- XtCallCallbacks((Widget)ctx, XtNpositionCallback, (XtPointer)&info);
- }
-}
-
-static int
-ResolveColumnNumber(TextWidget ctx)
-{
- Widget src = ctx->text.source;
- short column_number = 0;
- XawTextPosition position;
- XawTextBlock block;
- unsigned long format = _XawTextFormat(ctx);
- TextSinkObject sink = (TextSinkObject)ctx->text.sink;
- short *char_tabs = sink->text_sink.char_tabs;
- int tab_count = sink->text_sink.tab_count;
- int tab_index = 0, tab_column = 0, tab_base = 0;
-
- if (ctx->text.lt.base_line < 1)
- return (ctx->text.column_number);
-
- position = SrcScan(src, ctx->text.insertPos, XawstEOL, XawsdLeft, 1, False);
- XawTextSourceRead(src, position, &block, ctx->text.insertPos - position);
-
- for (; position < ctx->text.insertPos; position++) {
- if (position - block.firstPos >= block.length)
- XawTextSourceRead(src, position, &block, ctx->text.insertPos - position);
- if ((format == XawFmt8Bit && block.ptr[position - block.firstPos] == '\t') ||
- (format == XawFmtWide && ((wchar_t*)block.ptr)[position - block.firstPos] == _Xaw_atowc(XawTAB))) {
- while (tab_base + tab_column <= column_number) {
- if (tab_count) {
- for (; tab_index < tab_count; ++tab_index)
- if (tab_base + char_tabs[tab_index] > column_number) {
- tab_column = char_tabs[tab_index];
- break;
- }
- if (tab_index >= tab_count) {
- tab_base += char_tabs[tab_count - 1];
- tab_column = tab_index = 0;
- }
- }
- else
- tab_column += DEFAULT_TAB_SIZE;
- }
- column_number = tab_base + tab_column;
- }
- else
- ++column_number;
- if (column_number >= 16384) {
- column_number = 16383;
- break;
- }
- }
-
- return (column_number);
-}
-#endif /* OLDXAW */
-
-void
-_XawTextSourceChanged(Widget w, XawTextPosition left, XawTextPosition right,
- XawTextBlock *block, int lines)
-{
- TextWidget ctx = (TextWidget)w;
- Widget src = ctx->text.source;
- XawTextPosition update_from, update_to, top;
- Boolean update_disabled;
- int delta, line, line_from;
-
- if (left < ctx->text.old_insert) {
- XawTextPosition old_insert = ctx->text.old_insert;
-
- if (right < ctx->text.old_insert)
- old_insert -= right - left;
- else
- old_insert = left;
-
- ctx->text.insertPos = old_insert + block->length;
- }
-#ifndef OLDXAW
- if (left <= ctx->text.lt.top) {
- if (left + block->length - (right - left) < ctx->text.lt.top) {
- ctx->text.source_changed = SRC_CHANGE_BEFORE;
- ctx->text.lt.base_line += lines;
- }
- else
- ctx->text.source_changed = SRC_CHANGE_OVERLAP;
- }
- else
- ctx->text.source_changed = SRC_CHANGE_AFTER;
-#endif
-
- update_from = left;
- update_to = left + block->length;
- update_to = SrcScan(src, update_to, XawstEOL, XawsdRight, 1, False);
- delta = block->length - (right - left);
- if (delta < 0)
- ctx->text.clear_to_eol = True;
- if (update_to == update_from)
- ++update_to;
- update_disabled = ctx->text.update_disabled;
- ctx->text.update_disabled = True;
- ctx->text.lastPos = XawTextGetLastPosition(ctx);
- top = ctx->text.lt.info[0].position;
-
- XawTextUnsetSelection((Widget)ctx);
-
- if (delta) {
- int i;
- XmuSegment *seg;
-
- for (seg = ctx->text.update->segment; seg; seg = seg->next) {
- if (seg->x1 > (int)left)
- break;
- else if (seg->x2 > (int)left) {
- seg->x2 += delta;
- seg = seg->next;
- break;
- }
- }
- for (; seg; seg = seg->next) {
- seg->x1 += delta;
- seg->x2 += delta;
- }
- XmuOptimizeScanline(ctx->text.update);
-
- for (i = 0; i <= ctx->text.lt.lines; i++)
- if (ctx->text.lt.info[i].position > left)
- break;
- for (; i <= ctx->text.lt.lines; i++)
- ctx->text.lt.info[i].position += delta;
- }
-
- if (top != ctx->text.lt.info[0].position) {
- line_from = line = 0;
- ctx->text.lt.top = top = SrcScan(src, ctx->text.lt.info[0].position,
- XawstEOL, XawsdLeft, 1, False);
- update_from = top;
- }
- else {
- line_from = line = LineForPosition(ctx, update_from + delta);
- top = ctx->text.lt.info[line].position;
- }
-
- if (line > 0 && ctx->text.wrap == XawtextWrapWord) {
- --line;
- top = ctx->text.lt.info[line].position;
- }
-
- (void)_BuildLineTable(ctx, top, line);
-
- if (ctx->text.wrap == XawtextWrapWord) {
- if (line_from != LineForPosition(ctx, update_from)
- || line_from != LineForPosition(ctx, update_to)) {
- ctx->text.clear_to_eol = True;
- update_from = SrcScan(src, update_from,
- XawstWhiteSpace, XawsdLeft, 1, True);
- if (update_to >= ctx->text.lastPos)
- /* this is not an error, it just tells _BuildLineTable to
- * clear to the bottom of the window. The value of update_to
- * should not be > ctx->text.lastPos.
- */
- ++update_to;
- }
- }
- else if (!ctx->text.clear_to_eol) {
- if (LineForPosition(ctx, update_from)
- != LineForPosition(ctx, update_to))
- ctx->text.clear_to_eol = True;
- }
-
- _XawTextNeedsUpdating(ctx, update_from, update_to);
- ctx->text.update_disabled = update_disabled;
-}
-
-/*
- * Function:
- * _XawTextReplace
- *
- * Parameters:
- * ctx - text widget
- * left - left offset
- * right - right offset
- * block - text block
- *
- * Description:
- * Replaces the text between left and right by the text in block.
- * Does all the required calculations of offsets, and rebuild the
- * the line table, from the insertion point (or previous line, if
- * wrap mode is 'word').
- *
- * Returns:
- * XawEditDone - success
- * any other value - error code
- */
-int
-_XawTextReplace(TextWidget ctx, XawTextPosition left, XawTextPosition right,
- XawTextBlock *block)
-{
- Arg args[1];
- Widget src;
- XawTextEditType edit_mode;
-
- if (left == right && block->length == 0)
- return (XawEditDone);
-
- src = ctx->text.source;
- XtSetArg(args[0], XtNeditType, &edit_mode);
- XtGetValues(src, args, 1);
-
- if (edit_mode == XawtextAppend) {
- if (block->length == 0)
- return (XawEditError);
- ctx->text.insertPos = ctx->text.lastPos;
- }
-
-#ifndef OLDXAW
- return (SrcReplace(src, left, right, block));
-#else
- if (SrcReplace(src, left, right, block) == XawEditDone) {
- _XawTextSourceChanged((Widget)ctx, left, right, block, 0);
-
- return (XawEditDone);
- }
-
- return (XawEditError);
-#endif
-}
-
-/*
- * This routine will display text between two arbitrary source positions.
- * In the event that this span contains highlighted text for the selection,
- * only that portion will be displayed highlighted.
- */
-static void
-OldDisplayText(Widget w, XawTextPosition left, XawTextPosition right)
-{
- static XmuSegment segment;
- static XmuScanline next;
- static XmuScanline scanline = {0, &segment, &next};
- static XmuArea area = {&scanline};
-
- TextWidget ctx = (TextWidget)w;
- int x, y, line;
- XawTextPosition start, end, last, final;
- XmuScanline *scan;
- XmuSegment *seg;
- XmuArea *clip = NULL;
- Bool cleol = ctx->text.clear_to_eol;
- Bool has_selection = ctx->text.s.right > ctx->text.s.left;
-
- left = left < ctx->text.lt.top ? ctx->text.lt.top : left;
-
- if (left > right || !LineAndXYForPosition(ctx, left, &line, &x, &y))
- return;
-
- last = XawTextGetLastPosition(ctx);
- segment.x2 = (int)XtWidth(ctx) - ctx->text.r_margin.right;
-
- if (cleol)
- clip = XmuCreateArea();
-
- for (start = left; start < right && line < ctx->text.lt.lines; line++) {
- if ((end = ctx->text.lt.info[line + 1].position) > right)
- end = right;
-
- final = end;
- if (end > last)
- end = last;
-
- if (end > start) {
- if (!has_selection
- || (start >= ctx->text.s.right || end <= ctx->text.s.left))
- _XawTextSinkDisplayText(ctx->text.sink, x, y, start, end, False);
- else if (start >= ctx->text.s.left && end <= ctx->text.s.right)
- _XawTextSinkDisplayText(ctx->text.sink, x, y, start, end, True);
- else {
- OldDisplayText(w, start, ctx->text.s.left);
- OldDisplayText(w, Max(start, ctx->text.s.left),
- Min(end, ctx->text.s.right));
- OldDisplayText(w, ctx->text.s.right, end);
- }
- }
-
- x = ctx->text.left_margin;
- if (cleol) {
- segment.x1 = ctx->text.lt.info[line].textWidth + x;
- if (XmuValidSegment(&segment)) {
- scanline.y = y;
- next.y = ctx->text.lt.info[line + 1].y;
- XmuAreaOr(clip, &area);
- }
- }
-
- start = final;
- y = ctx->text.lt.info[line + 1].y;
- }
-
- if (cleol) {
- for (scan = clip->scanline; scan && scan->next; scan = scan->next)
- for (seg = scan->segment; seg; seg = seg->next)
- SinkClearToBG(ctx->text.sink,
- seg->x1, scan->y,
- seg->x2 - seg->x1, scan->next->y - scan->y);
- XmuDestroyArea(clip);
- }
-}
-
-#ifndef OLDXAW
-/*ARGSUSED*/
-static void
-DisplayText(Widget w, XawTextPosition left, XawTextPosition right)
-{
- static XmuSegment segment;
- static XmuScanline next;
- static XmuScanline scanline = {0, &segment, &next};
- static XmuArea area = {&scanline};
-
- TextWidget ctx = (TextWidget)w;
- int y, line;
- XawTextPosition from, to, lastPos;
- Bool cleol = ctx->text.clear_to_eol;
- Bool has_selection = ctx->text.s.right > ctx->text.s.left;
- XawTextPaintList *paint_list;
-
- left = left < ctx->text.lt.top ? ctx->text.lt.top : left;
-
- if (left > right || !IsPositionVisible(ctx, left))
- return;
-
- line = LineForPosition(ctx, left);
- y = ctx->text.lt.info[line].y;
- segment.x2 = (int)XtWidth(ctx) - ctx->text.r_margin.right;
- lastPos = XawTextGetLastPosition(ctx);
-
- paint_list = ((TextSinkObject)ctx->text.sink)->text_sink.paint;
-
- for (from = left; from < right && line < ctx->text.lt.lines; line++) {
- if ((to = ctx->text.lt.info[line + 1].position) > right)
- to = right;
-
- if (to > lastPos)
- to = lastPos;
-
- if (from < to) {
- if (!has_selection
- || (from >= ctx->text.s.right || to <= ctx->text.s.left))
- XawTextSinkPreparePaint(ctx->text.sink, y, line, from, to, False);
- else if (from >= ctx->text.s.left && to <= ctx->text.s.right)
- XawTextSinkPreparePaint(ctx->text.sink, y, line, from, to, True);
- else {
- XawTextSinkPreparePaint(ctx->text.sink, y, line, from,
- ctx->text.s.left, False);
- XawTextSinkPreparePaint(ctx->text.sink, y, line,
- XawMax(from, ctx->text.s.left),
- XawMin(to, ctx->text.s.right), True);
- XawTextSinkPreparePaint(ctx->text.sink, y, line,
- ctx->text.s.right, to, False);
- }
- }
-
- if (cleol) {
- segment.x1 = ctx->text.lt.info[line].textWidth + ctx->text.left_margin;
- if (XmuValidSegment(&segment)) {
- scanline.y = y;
- next.y = ctx->text.lt.info[line + 1].y;
- XmuAreaOr(paint_list->clip, &area);
- }
- }
- y = ctx->text.lt.info[line + 1].y;
- from = to;
- }
-
- /* clear to the bottom of the window */
- if (cleol && line >= ctx->text.lt.lines) {
- segment.x1 = ctx->text.left_margin;
- if (XmuValidSegment(&segment)) {
- scanline.y = y;
- next.y = (int)XtHeight(ctx) - (int)ctx->text.margin.bottom;
- XmuAreaOr(paint_list->clip, &area);
- }
- }
-}
-#endif
-
-/*
- * This routine implements multi-click selection in a hardwired manner.
- * It supports multi-click entity cycling (char, word, line, file) and mouse
- * motion adjustment of the selected entitie (i.e. select a word then, with
- * button still down, adjust wich word you really meant by moving the mouse).
- * [NOTE: This routine is to be replaced by a set of procedures that
- * will allows clients to implements a wide class of draw through and
- * multi-click selection user interfaces.]
- */
-static void
-DoSelection(TextWidget ctx, XawTextPosition pos, Time time, Bool motion)
-{
- XawTextPosition newLeft, newRight;
- XawTextSelectType newType, *sarray;
- Widget src = ctx->text.source;
-
- if (motion)
- newType = ctx->text.s.type;
- else {
- if ((abs((long) time - (long) ctx->text.lasttime) < MULTI_CLICK_TIME)
- && (pos >= ctx->text.s.left && pos <= ctx->text.s.right)) {
- sarray = ctx->text.sarray;
- for (; *sarray != XawselectNull && *sarray != ctx->text.s.type;
- sarray++)
- ;
- if (*sarray == XawselectNull)
- newType = *(ctx->text.sarray);
- else {
- newType = *(sarray + 1);
- if (newType == XawselectNull)
- newType = *(ctx->text.sarray);
- }
- }
- else /* single-click event */
- newType = *(ctx->text.sarray);
-
- ctx->text.lasttime = time;
- }
- switch (newType) {
- case XawselectPosition:
- newLeft = newRight = pos;
- break;
- case XawselectChar:
- newLeft = pos;
- newRight = SrcScan(src, pos, XawstPositions, XawsdRight, 1, False);
- break;
- case XawselectWord:
- case XawselectParagraph:
- case XawselectAlphaNumeric: {
- XawTextScanType stype;
-
- if (newType == XawselectWord)
- stype = XawstWhiteSpace;
- else if (newType == XawselectParagraph)
- stype = XawstParagraph;
- else
- stype = XawstAlphaNumeric;
-
- /*
- * Somewhat complicated, but basically I treat the space between
- * two objects as another object. The object that I am currently
- * in then becomes the end of the selection.
- *
- * Chris Peterson - 4/19/90.
- */
- newRight = SrcScan(ctx->text.source, pos, stype,
- XawsdRight, 1, False);
- newRight = SrcScan(ctx->text.source, newRight, stype,
- XawsdLeft, 1, False);
-
- if (pos != newRight)
- newLeft = SrcScan(ctx->text.source, pos, stype,
- XawsdLeft, 1, False);
- else
- newLeft = pos;
-
- newLeft =SrcScan(ctx->text.source, newLeft, stype,
- XawsdRight, 1, False);
-
- if (newLeft > newRight) {
- XawTextPosition temp = newLeft;
- newLeft = newRight;
- newRight = temp;
- }
- } break;
- case XawselectLine:
- newLeft = SrcScan(src, pos, XawstEOL, XawsdLeft, 1, False);
- newRight = SrcScan(src, pos, XawstEOL, XawsdRight, 1, False);
- break;
- case XawselectAll:
- newLeft = SrcScan(src, pos, XawstAll, XawsdLeft, 1, False);
- newRight = SrcScan(src, pos, XawstAll, XawsdRight, 1, False);
- break;
- default:
- XtAppWarning(XtWidgetToApplicationContext((Widget) ctx),
- "Text Widget: empty selection array.");
- return;
- }
-
- if (newLeft != ctx->text.s.left || newRight != ctx->text.s.right
- || newType != ctx->text.s.type) {
- ModifySelection(ctx, newLeft, newRight);
- if (pos - ctx->text.s.left < ctx->text.s.right - pos)
- ctx->text.insertPos = newLeft;
- else
- ctx->text.insertPos = newRight;
- ctx->text.s.type = newType;
- }
- if (!motion) { /* setup so we can freely mix select extend calls*/
- ctx->text.origSel.type = ctx->text.s.type;
- ctx->text.origSel.left = ctx->text.s.left;
- ctx->text.origSel.right = ctx->text.s.right;
-
- if (pos >= ctx->text.s.left + (ctx->text.s.right - ctx->text.s.left) / 2)
- ctx->text.extendDir = XawsdRight;
- else
- ctx->text.extendDir = XawsdLeft;
- }
-}
-
-/*
- * This routine implements extension of the currently selected text in
- * the "current" mode (i.e. char word, line, etc.). It worries about
- * extending from either end of the selection and handles the case when you
- * cross through the "center" of the current selection (e.g. switch which
- * end you are extending!).
- */
-static void
-ExtendSelection(TextWidget ctx, XawTextPosition pos, Bool motion)
-{
- XawTextScanDirection dir;
-
- if (!motion) { /* setup for extending selection */
- if (ctx->text.s.left == ctx->text.s.right) /* no current selection. */
- ctx->text.s.left = ctx->text.s.right = ctx->text.insertPos;
- else {
- ctx->text.origSel.left = ctx->text.s.left;
- ctx->text.origSel.right = ctx->text.s.right;
- }
-
- ctx->text.origSel.type = ctx->text.s.type;
-
- if (pos >= ctx->text.s.left + (ctx->text.s.right - ctx->text.s.left) / 2)
- ctx->text.extendDir = XawsdRight;
- else
- ctx->text.extendDir = XawsdLeft;
- }
- else /* check for change in extend direction */
- if ((ctx->text.extendDir == XawsdRight &&
- pos <= ctx->text.origSel.left) ||
- (ctx->text.extendDir == XawsdLeft &&
- pos >= ctx->text.origSel.right)) {
- ctx->text.extendDir = (ctx->text.extendDir == XawsdRight) ?
- XawsdLeft : XawsdRight;
- ModifySelection(ctx, ctx->text.origSel.left, ctx->text.origSel.right);
- }
-
- dir = ctx->text.extendDir;
- switch (ctx->text.s.type) {
- case XawselectWord:
- case XawselectParagraph:
- case XawselectAlphaNumeric: {
- XawTextPosition left_pos, right_pos;
- XawTextScanType stype;
-
- if (ctx->text.s.type == XawselectWord)
- stype = XawstWhiteSpace;
- else if (ctx->text.s.type == XawselectParagraph)
- stype = XawstParagraph;
- else
- stype = XawstAlphaNumeric;
-
- /*
- * Somewhat complicated, but basically I treat the space between
- * two objects as another object. The object that I am currently
- * in then becomes the end of the selection.
- *
- * Chris Peterson - 4/19/90.
- */
- right_pos = SrcScan(ctx->text.source, pos, stype,
- XawsdRight, 1, False);
- right_pos =SrcScan(ctx->text.source, right_pos, stype,
- XawsdLeft, 1, False);
-
- if (pos != right_pos)
- left_pos = SrcScan(ctx->text.source, pos, stype,
- XawsdLeft, 1, False);
- else
- left_pos = pos;
-
- left_pos =SrcScan(ctx->text.source, left_pos, stype,
- XawsdRight, 1, False);
-
- if (dir == XawsdLeft)
- pos = Min(left_pos, right_pos);
- else /* dir == XawsdRight */
- pos = Max(left_pos, right_pos);
- } break;
- case XawselectLine:
- pos = SrcScan(ctx->text.source, pos, XawstEOL,
- dir, 1, dir == XawsdRight);
- break;
- case XawselectAll:
- pos = ctx->text.insertPos;
- /*FALLTHROUGH*/
- case XawselectPosition:
- default:
- break;
- }
-
- if (dir == XawsdRight)
- ModifySelection(ctx, ctx->text.s.left, pos);
- else
- ModifySelection(ctx, pos, ctx->text.s.right);
-
- ctx->text.insertPos = pos;
-}
-
-/*
- * Function:
- * _XawTextClearAndCenterDisplay
- *
- * Parameters:
- * ctx - text widget
- *
- * Description:
- * Redraws the display with the cursor in insert point
- * centered vertically.
- */
-void
-_XawTextClearAndCenterDisplay(TextWidget ctx)
-{
- int left_margin = ctx->text.left_margin;
- Bool visible = IsPositionVisible(ctx, ctx->text.insertPos);
-
- _XawTextShowPosition(ctx);
-
- if (XtIsRealized((Widget)ctx) && visible &&
- left_margin == ctx->text.left_margin) {
- int insert_line = LineForPosition(ctx, ctx->text.insertPos);
- int scroll_by = insert_line - (ctx->text.lt.lines >> 1);
- Boolean clear_to_eol = ctx->text.clear_to_eol;
-
- XawTextScroll(ctx, scroll_by, 0);
- SinkClearToBG(ctx->text.sink, 0, 0, XtWidth(ctx), XtHeight(ctx));
- ClearWindow(ctx);
- clear_to_eol = ctx->text.clear_to_eol;
- ctx->text.clear_to_eol = False;
- FlushUpdate(ctx);
- ctx->text.clear_to_eol = clear_to_eol;
- }
-}
-
-/*
- * Internal redisplay entire window
- * Legal to call only if widget is realized
- */
-static void
-DisplayTextWindow(Widget w)
-{
- TextWidget ctx = (TextWidget)w;
-
- _XawTextBuildLineTable(ctx, ctx->text.lt.top, False);
- ClearWindow(ctx);
-}
-
-static void
-TextSinkResize(Widget w)
-{
- if (w && XtClass(w)->core_class.resize)
- XtClass(w)->core_class.resize(w);
-}
-
-/* ARGSUSED */
-void
-_XawTextCheckResize(TextWidget ctx)
-{
- return;
-}
-
-/*
- * Converts (params, num_params) to a list of atoms & caches the
- * list in the TextWidget instance.
- */
-Atom *
-_XawTextSelectionList(TextWidget ctx, String *list, Cardinal nelems)
-{
- Atom *sel = ctx->text.s.selections;
- Display *dpy = XtDisplay((Widget)ctx);
- int n;
-
- if (nelems > (Cardinal)ctx->text.s.array_size) {
- sel = (Atom *)XtRealloc((char *)sel, sizeof(Atom) * nelems);
- ctx->text.s.array_size = nelems;
- ctx->text.s.selections = sel;
- }
- for (n = nelems; --n >= 0; sel++, list++)
- *sel = XInternAtom(dpy, *list, False);
- ctx->text.s.atom_count = nelems;
-
- return (ctx->text.s.selections);
-}
-
-/*
- * Function:
- * SetSelection
- *
- * Parameters:
- * ctx - text widget
- * defaultSel - default selection
- * l - left and right ends of the selection
- * r - ""
- * list - the selection list (as strings).
- * nelems - ""
- *
- * Description:
- * Sets the current selection.
- *
- * Note:
- * if (ctx->text.s.left >= ctx->text.s.right) then the selection is unset
- */
-void
-_XawTextSetSelection(TextWidget ctx, XawTextPosition l, XawTextPosition r,
- String *list, Cardinal nelems)
-{
- if (nelems == 1 && !strcmp (list[0], "none"))
- return;
- if (nelems == 0) {
- String defaultSel = "PRIMARY";
- list = &defaultSel;
- nelems = 1;
- }
- _SetSelection(ctx, l, r, _XawTextSelectionList(ctx, list, nelems), nelems);
-}
-
-/*
- * Function:
- * ModifySelection
- *
- * Parameters:
- * ctx - text widget
- * left - left and right ends of the selection
- * right - ""
- *
- * Description:
- * Modifies the current selection.
- *
- * Note:
- * if (ctx->text.s.left >= ctx->text.s.right) then the selection is unset
- */
-static void
-ModifySelection(TextWidget ctx, XawTextPosition left, XawTextPosition right)
-{
- if (left == right)
- ctx->text.insertPos = left;
- _SetSelection(ctx, left, right, NULL, 0);
-}
-
-/*
- * This routine is used to perform various selection functions. The goal is
- * to be able to specify all the more popular forms of draw-through and
- * multi-click selection user interfaces from the outside.
- */
-void
-_XawTextAlterSelection(TextWidget ctx, XawTextSelectionMode mode,
- XawTextSelectionAction action, String *params,
- Cardinal *num_params)
-{
- XawTextPosition position;
- Boolean flag;
-
- /*
- * This flag is used by TextPop.c:DoReplace() to determine if the selection
- * is okay to use, or if it has been modified.
- */
- if (ctx->text.search != NULL)
- ctx->text.search->selection_changed = True;
-
- position = PositionForXY(ctx, (int) ctx->text.ev_x, (int) ctx->text.ev_y);
-
- flag = (action != XawactionStart);
- if (mode == XawsmTextSelect)
- DoSelection(ctx, position, ctx->text.time, flag);
- else /* mode == XawsmTextExtend */
- ExtendSelection (ctx, position, flag);
-
- if (action == XawactionEnd)
- _XawTextSetSelection(ctx, ctx->text.s.left, ctx->text.s.right,
- params, *num_params);
-}
-
-/*
- * Function:
- * UpdateTextInRectangle
- *
- * Parameters:
- * ctx - the text widget
- * rect - rectangle
- *
- * Description:
- * Updates the text in the given rectangle
- */
-static void
-UpdateTextInRectangle(TextWidget ctx, XRectangle *rect)
-{
- XawTextLineTable *lt;
- int line, y1, y2, x2;
-
- y1 = rect->y;
- y2 = y1 + rect->height;
- x2 = rect->x + rect->width;
-
- for (line = 0, lt = &ctx->text.lt; line < lt->lines; line++)
- if (lt->info[line + 1].y > y1)
- break;
- for (; line <= lt->lines; line++) {
- if (lt->info[line].y > y2)
- break;
- UpdateTextInLine(ctx, line, rect->x, x2);
- }
-}
-
-/*
- * This routine processes all "expose region" XEvents. In general, its job
- * is to the best job at minimal re-paint of the text, displayed in the
- * window, that it can.
- */
-/* ARGSUSED */
-static void
-XawTextExpose(Widget w, XEvent *event, Region region)
-{
- TextWidget ctx = (TextWidget)w;
- Boolean clear_to_eol;
- XRectangle expose;
-
- if (event->type == Expose) {
- expose.x = event->xexpose.x;
- expose.y = event->xexpose.y;
- expose.width = event->xexpose.width;
- expose.height = event->xexpose.height;
- }
- else if (event->type == GraphicsExpose) {
- expose.x = event->xgraphicsexpose.x;
- expose.y = event->xgraphicsexpose.y;
- expose.width = event->xgraphicsexpose.width;
- expose.height = event->xgraphicsexpose.height;
- }
- else
- return;
-
- _XawTextPrepareToUpdate(ctx);
-
- if (Superclass->core_class.expose)
- (*Superclass->core_class.expose)(w, event, region);
-
- clear_to_eol = ctx->text.clear_to_eol;
- ctx->text.clear_to_eol = False;
-
- UpdateTextInRectangle(ctx, &expose);
- XawTextSinkGetCursorBounds(ctx->text.sink, &expose);
- UpdateTextInRectangle(ctx, &expose);
- SinkClearToBG(ctx->text.sink, expose.x, expose.y,
- expose.width, expose.height);
- _XawTextExecuteUpdate(ctx);
- ctx->text.clear_to_eol = clear_to_eol;
-}
-
-/*
- * This routine does all setup required to syncronize batched screen updates
- */
-void
-_XawTextPrepareToUpdate(TextWidget ctx)
-{
- if (ctx->text.old_insert < 0) {
- InsertCursor((Widget)ctx, XawisOff);
- ctx->text.showposition = False;
- ctx->text.old_insert = ctx->text.insertPos;
- ctx->text.clear_to_eol = False;
-#ifndef OLDXAW
- ctx->text.source_changed = SRC_CHANGE_NONE;
-#endif
- }
-}
-
-/*
- * This is a private utility routine used by _XawTextExecuteUpdate. It
- * processes all the outstanding update requests and merges update
- * ranges where possible.
- */
-static void
-FlushUpdate(TextWidget ctx)
-{
- XmuSegment *seg;
- void (*display_text)(Widget, XawTextPosition, XawTextPosition);
-
- if (XtIsRealized((Widget)ctx)) {
- ctx->text.s.right = XawMin(ctx->text.s.right, ctx->text.lastPos);
- ctx->text.s.left = XawMin(ctx->text.s.left, ctx->text.s.right);
-
-#ifndef OLDXAW
- if (XawTextSinkBeginPaint(ctx->text.sink) == False)
-#endif
- display_text = OldDisplayText;
-#ifndef OLDXAW
- else
- display_text = DisplayText;
-#endif
- for (seg = ctx->text.update->segment; seg; seg = seg->next)
- (*display_text)((Widget)ctx,
- (XawTextPosition)seg->x1,
- (XawTextPosition)seg->x2);
-#ifndef OLDXAW
- if (display_text != OldDisplayText) {
- XawTextSinkDoPaint(ctx->text.sink);
- XawTextSinkEndPaint(ctx->text.sink);
- }
-#endif
- }
- (void)XmuScanlineXor(ctx->text.update, ctx->text.update);
-}
-
-static int
-CountLines(TextWidget ctx, XawTextPosition left, XawTextPosition right)
-{
- if (ctx->text.wrap == XawtextWrapNever || left >= right)
- return (1);
- else {
- XawTextPosition tmp;
- int dim, lines = 0, wwidth = GetMaxTextWidth(ctx);
-
- while (left < right) {
- tmp = left;
- XawTextSinkFindPosition(ctx->text.sink, left,
- ctx->text.left_margin,
- wwidth, ctx->text.wrap == XawtextWrapWord,
- &left, &dim, &dim);
- ++lines;
- if (tmp == left)
- ++left;
- }
-
- return (lines);
- }
- /*NOTREACHED*/
-}
-
-static int
-GetMaxTextWidth(TextWidget ctx)
-{
- XRectangle cursor;
- int width;
-
- XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
- width = (int)XtWidth(ctx) - RHMargins(ctx) - cursor.width;
-
- return (XawMax(0, width));
-}
-
-/*
- * Function:
- * _XawTextShowPosition
- *
- * Parameters:
- * ctx - the text widget to show the position
- *
- * Description:
- * Makes sure the text cursor visible, scrolling the text window
- * if required.
- */
-void
-_XawTextShowPosition(TextWidget ctx)
-{
- /*
- * Variable scroll is used to avoid scanning large files to calculate
- * line offsets
- */
- int hpixels, vlines;
- XawTextPosition first, last, top, tmp;
- Bool visible, scroll;
-
- if (!XtIsRealized((Widget)ctx))
- return;
-
- /*
- * Checks if a horizontal scroll is required
- */
- if (ctx->text.wrap == XawtextWrapNever) {
- int x, vwidth, distance, dim;
- XRectangle rect;
-
- vwidth = (int)XtWidth(ctx) - RHMargins(ctx);
- last = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstEOL, XawsdLeft, 1, False);
- XawTextSinkFindDistance(ctx->text.sink, last,
- ctx->text.left_margin,
- ctx->text.insertPos,
- &distance, &first, &dim);
- XawTextSinkGetCursorBounds(ctx->text.sink, &rect);
- x = ctx->text.left_margin - ctx->text.r_margin.left;
-
- if (x + distance + rect.width > vwidth)
- hpixels = x + distance + rect.width - vwidth + (vwidth >> 2);
- else if (x + distance < 0)
- hpixels = x + distance - (vwidth >> 2);
- else
- hpixels = 0;
- }
- else
- hpixels = 0;
-
- visible = IsPositionVisible(ctx, ctx->text.insertPos);
-
- /*
- * If the cursor is already visible
- */
- if (!hpixels && visible)
- return;
-
- scroll = ctx->core.background_pixmap == XtUnspecifiedPixmap && !hpixels;
- vlines = 0;
- first = ctx->text.lt.top;
-
- /*
- * Needs to scroll the text window
- */
- if (visible)
- top = ctx->text.lt.top;
- else {
- top = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstEOL, XawsdLeft, 1, False);
-
- /*
- * Finds the nearest left position from ctx->text.insertPos
- */
- if (ctx->text.wrap != XawtextWrapNever) {
- int dim, vwidth = GetMaxTextWidth(ctx);
-
- last = top;
- /*CONSTCOND*/
- while (1) {
- tmp = last;
- XawTextSinkFindPosition(ctx->text.sink, last,
- ctx->text.left_margin, vwidth,
- ctx->text.wrap == XawtextWrapWord,
- &last, &dim, &dim);
- if (last == tmp)
- ++last;
- if (last <= ctx->text.insertPos)
- top = last;
- else
- break;
- }
- }
- }
-
- if (scroll) {
- if (ctx->text.insertPos < first) { /* Scroll Down */
- while (first > top) {
- last = first;
- first = SrcScan(ctx->text.source, first,
- XawstEOL, XawsdLeft, 2, False);
- vlines -= CountLines(ctx, first, last);
- if (-vlines >= ctx->text.lt.lines) {
- scroll = False;
- break;
- }
- }
- }
- else if (!visible) { /* Scroll Up */
- while (first < top) {
- last = first;
- first = SrcScan(ctx->text.source, first,
- XawstEOL, XawsdRight, 1, True);
- vlines += CountLines(ctx, last, first);
- if (vlines > ctx->text.lt.lines) {
- scroll = False;
- break;
- }
- }
- }
- else
- scroll = False;
- }
-
- /*
- * If a portion of the text that will be scrolled is visible
- */
- if (scroll)
- XawTextScroll(ctx, vlines ? vlines - (ctx->text.lt.lines >> 1) : 0, 0);
- /*
- * Else redraw the entire text window
- */
- else {
- ctx->text.left_margin -= hpixels;
- if (ctx->text.left_margin > ctx->text.r_margin.left)
- ctx->text.left_margin = ctx->text.margin.left =
- ctx->text.r_margin.left;
-
- if (!visible) {
- vlines = ctx->text.lt.lines >> 1;
- if (vlines)
- top = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstEOL, XawsdLeft, vlines + 1, False);
-
- if (ctx->text.wrap != XawtextWrapNever) {
- int dim;
- int n_lines = CountLines(ctx, top, ctx->text.insertPos);
- int vwidth = GetMaxTextWidth(ctx);
-
- while (n_lines-- > vlines) {
- tmp = top;
- XawTextSinkFindPosition(ctx->text.sink, top,
- ctx->text.left_margin,
- vwidth,
- ctx->text.wrap == XawtextWrapWord,
- &top, &dim, &dim);
- if (tmp == top)
- ++top;
- }
- }
- _XawTextBuildLineTable(ctx, top, True);
- }
- else
- ClearWindow(ctx);
- }
- ctx->text.clear_to_eol = True;
-}
-
-#ifndef OLDXAW
-static int
-ResolveLineNumber(TextWidget ctx)
-{
- int line_number = ctx->text.lt.base_line;
- XawTextPosition position = ctx->text.lt.top;
-
- if (ctx->text.lt.base_line < 1)
- return (ctx->text.line_number);
-
- if (ctx->text.wrap == XawtextWrapNever
- && IsPositionVisible(ctx, ctx->text.insertPos))
- line_number += LineForPosition(ctx, ctx->text.insertPos);
- else if (position < ctx->text.insertPos) {
- while (position < ctx->text.insertPos) {
- position = SrcScan(ctx->text.source, position,
- XawstEOL, XawsdRight, 1, True);
- if (position <= ctx->text.insertPos) {
- ++line_number;
- if (position == ctx->text.lastPos) {
- line_number -= !_XawTextSourceNewLineAtEOF(ctx->text.source);
- break;
- }
- }
- }
- }
- else if (position > ctx->text.insertPos) {
- while (position > ctx->text.insertPos) {
- position = SrcScan(ctx->text.source, position,
- XawstEOL, XawsdLeft, 1, False);
- if (--position >= ctx->text.insertPos)
- --line_number;
- }
- }
-
- return (line_number);
-}
-#endif
-
-/*
- * This routine causes all batched screen updates to be performed
- */
-void
-_XawTextExecuteUpdate(TextWidget ctx)
-{
- if (ctx->text.update_disabled || ctx->text.old_insert < 0)
- return;
-
- if(ctx->text.old_insert != ctx->text.insertPos || ctx->text.showposition)
- _XawTextShowPosition(ctx);
-
- FlushUpdate(ctx);
- InsertCursor((Widget)ctx, XawisOn);
- ctx->text.old_insert = -1;
-#ifndef OLDXAW
- _XawTextSetLineAndColumnNumber(ctx, False);
-#endif
-}
-
-static void
-XawTextDestroy(Widget w)
-{
- TextWidget ctx = (TextWidget)w;
-
- DestroyHScrollBar(ctx);
- DestroyVScrollBar(ctx);
-
- XtFree((char *)ctx->text.s.selections);
- XtFree((char *)ctx->text.lt.info);
- XtFree((char *)ctx->text.search);
- XmuDestroyScanline(ctx->text.update);
- XtReleaseGC((Widget)ctx, ctx->text.gc);
-}
-
-/*
- * by the time we are managed (and get this far) we had better
- * have both a source and a sink
- */
-static void
-XawTextResize(Widget w)
-{
- TextWidget ctx = (TextWidget)w;
-
- PositionVScrollBar(ctx);
- PositionHScrollBar(ctx);
- TextSinkResize(ctx->text.sink);
-
- ctx->text.showposition = True;
- _XawTextBuildLineTable(ctx, ctx->text.lt.top, True);
-}
-
-/*
- * This routine allow the application program to Set attributes.
- */
-/*ARGSUSED*/
-static Boolean
-XawTextSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- TextWidget oldtw = (TextWidget)current;
- TextWidget newtw = (TextWidget)cnew;
- Boolean redisplay = False;
- Boolean display_caret = newtw->text.display_caret;
-#ifndef OLDXAW
- Boolean show_lc = False;
-#endif
-
- newtw->text.display_caret = oldtw->text.display_caret;
- _XawTextPrepareToUpdate(newtw);
- newtw->text.display_caret = display_caret;
-
- if (oldtw->text.r_margin.left != newtw->text.r_margin.left) {
- newtw->text.left_margin = newtw->text.margin.left =
- newtw->text.r_margin.left;
- if (newtw->text.vbar != NULL) {
- newtw->text.left_margin += XtWidth(newtw->text.vbar) +
- XtBorderWidth(newtw->text.vbar);
- }
- redisplay = True;
- }
-
- if (oldtw->text.scroll_vert != newtw->text.scroll_vert) {
- if (newtw->text.scroll_vert == XawtextScrollAlways)
- CreateVScrollBar(newtw);
- else
- DestroyVScrollBar(newtw);
-
- redisplay = True;
- }
-
- if (oldtw->text.r_margin.bottom != newtw->text.r_margin.bottom) {
- newtw->text.margin.bottom = newtw->text.r_margin.bottom;
- if (newtw->text.hbar != NULL)
- newtw->text.margin.bottom += newtw->text.hbar->core.height +
- newtw->text.hbar->core.border_width;
- redisplay = True;
- }
-
- if (oldtw->text.scroll_horiz != newtw->text.scroll_horiz) {
- if (newtw->text.scroll_horiz == XawtextScrollAlways)
- CreateHScrollBar(newtw);
- else
- DestroyHScrollBar(newtw);
-
- redisplay = True;
- }
-
- if (oldtw->text.source != newtw->text.source) {
-#ifndef OLDXAW
- show_lc = True;
- _XawSourceRemoveText(oldtw->text.source, cnew,
- oldtw->text.source &&
- XtParent(oldtw->text.source) == cnew);
- _XawSourceAddText(newtw->text.source, cnew);
-#endif
- _XawTextSetSource((Widget)newtw, newtw->text.source, newtw->text.lt.top,
- newtw->text.insertPos);
- }
-
- newtw->text.redisplay_needed = False;
- XtSetValues((Widget)newtw->text.source, args, *num_args);
- XtSetValues((Widget)newtw->text.sink, args, *num_args);
-
- if (oldtw->text.wrap != newtw->text.wrap
- || oldtw->text.lt.top != newtw->text.lt.top
- || oldtw->text.insertPos != newtw->text.insertPos
- || oldtw->text.r_margin.right != newtw->text.r_margin.right
- || oldtw->text.r_margin.top != newtw->text.r_margin.top
- || oldtw->text.sink != newtw->text.sink
- || newtw->text.redisplay_needed) {
- if (oldtw->text.wrap != newtw->text.wrap) {
- newtw->text.left_margin = newtw->text.margin.left =
- newtw->text.r_margin.left;
- if (oldtw->text.lt.top == newtw->text.lt.top)
- newtw->text.lt.top = SrcScan(newtw->text.source, 0, XawstEOL,
- XawsdLeft, 1, False);
- }
- newtw->text.showposition = True;
-#ifndef OLDXAW
- show_lc = True;
- newtw->text.source_changed = SRC_CHANGE_OVERLAP;
-#endif
- _XawTextBuildLineTable(newtw, newtw->text.lt.top, True);
- redisplay = True;
- }
-
-#ifndef OLDXAW
- if (newtw->text.left_column < 0)
- newtw->text.left_column = 0;
- if (newtw->text.right_column < 0)
- newtw->text.right_column = 0;
-#endif
-
- _XawTextExecuteUpdate(newtw);
-
-#ifndef OLDXAW
- if (show_lc)
- _XawTextSetLineAndColumnNumber(newtw, True);
-#endif
-
- if (redisplay)
- _XawTextSetScrollBars(newtw);
-
- return (redisplay);
-}
-
-/* invoked by the Simple widget's SetValues */
-static Bool
-XawTextChangeSensitive(Widget w)
-{
- Arg args[1];
- TextWidget tw = (TextWidget)w;
-
- (*(&simpleClassRec)->simple_class.change_sensitive)(w);
-
- XtSetArg(args[0], XtNancestorSensitive,
- (tw->core.ancestor_sensitive && tw->core.sensitive));
- if (tw->text.vbar)
- XtSetValues(tw->text.vbar, args, ONE);
- if (tw->text.hbar)
- XtSetValues(tw->text.hbar, args, ONE);
- return (False);
-}
-
-/*
- * Function:
- * XawTextGetValuesHook
- *
- * Parameters:
- * w - Text Widget
- * args - argument list
- * num_args - number of args
- *
- * Description:
- * This is a get values hook routine that gets the
- * values in the text source and sink.
- */
-static void
-XawTextGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
-{
- XtGetValues(((TextWidget)w)->text.source, args, *num_args);
- XtGetValues(((TextWidget)w)->text.sink, args, *num_args);
-}
-
-/*
- * Function:
- * FindGoodPosition
- *
- * Parameters:
- * pos - any position
- *
- * Description:
- * Returns a valid position given any postition.
- *
- * Returns:
- * A position between (0 and lastPos)
- */
-static XawTextPosition
-FindGoodPosition(TextWidget ctx, XawTextPosition pos)
-{
- if (pos < 0)
- return (0);
- return (((pos > ctx->text.lastPos) ? ctx->text.lastPos : pos));
-}
-
-/* Li wrote this so the IM can find a given text position's screen position */
-void
-_XawTextPosToXY(Widget w, XawTextPosition pos, Position *x, Position *y)
-{
- int line, ix, iy;
-
- LineAndXYForPosition((TextWidget)w, pos, &line, &ix, &iy);
- *x = ix;
- *y = iy;
-}
-
-/*******************************************************************
-The following routines provide procedural interfaces to Text window state
-setting and getting. They need to be redone so than the args code can use
-them. I suggest we create a complete set that takes the context as an
-argument and then have the public version lookup the context and call the
-internal one. The major value of this set is that they have actual application
-clients and therefore the functionality provided is required for any future
-version of Text.
-********************************************************************/
-void
-XawTextDisplay(Widget w)
-{
- TextWidget ctx = (TextWidget)w;
-
- if (!XtIsRealized(w))
- return;
-
- _XawTextPrepareToUpdate(ctx);
- ctx->text.clear_to_eol = True;
- DisplayTextWindow(w);
- _XawTextExecuteUpdate(ctx);
-}
-
-void
-XawTextSetSelectionArray(Widget w, XawTextSelectType *sarray)
-{
- ((TextWidget)w)->text.sarray = sarray;
-}
-
-void
-XawTextGetSelectionPos(Widget w, XawTextPosition *left, XawTextPosition *right)
-{
- *left = ((TextWidget)w)->text.s.left;
- *right = ((TextWidget)w)->text.s.right;
-}
-
-void
-_XawTextSetSource(Widget w, Widget source,
- XawTextPosition top, XawTextPosition startPos)
-{
- TextWidget ctx = (TextWidget)w;
-#ifndef OLDXAW
- Bool resolve = False;
-#endif
-
-#ifndef OLDXAW
- if (source != ctx->text.source)
- _XawSourceRemoveText(ctx->text.source, w, ctx->text.source &&
- XtParent(ctx->text.source) == w);
- _XawSourceAddText(source, w);
-
- if (source != ctx->text.source || ctx->text.insertPos != startPos)
- resolve = True;
-
- ctx->text.source_changed = SRC_CHANGE_OVERLAP;
-#endif
- ctx->text.source = source;
- ctx->text.s.left = ctx->text.s.right = 0;
- ctx->text.lastPos = GETLASTPOS;
- top = FindGoodPosition(ctx, top);
- startPos = FindGoodPosition(ctx, startPos);
- ctx->text.insertPos = ctx->text.old_insert = startPos;
- _XawTextPrepareToUpdate(ctx);
-
- _XawTextBuildLineTable(ctx, top, True);
-
- _XawTextExecuteUpdate(ctx);
-#ifndef OLDXAW
- if (resolve)
- _XawTextSetLineAndColumnNumber(ctx, True);
-#endif
-}
-
-void
-XawTextSetSource(Widget w, Widget source, XawTextPosition top)
-{
- _XawTextSetSource(w, source, top, top);
-}
-
-/*
- * This public routine deletes the text from startPos to endPos in a source and
- * then inserts, at startPos, the text that was passed. As a side effect it
- * "invalidates" that portion of the displayed text (if any), so that things
- * will be repainted properly.
- */
-int
-XawTextReplace(Widget w, XawTextPosition startPos, XawTextPosition endPos,
- XawTextBlock *text)
-{
- TextWidget ctx = (TextWidget)w;
- int result;
-#ifndef OLDXAW
- Cardinal i;
- TextSrcObject src = (TextSrcObject)ctx->text.source;
-
- for (i = 0; i < src->textSrc.num_text; i++)
- _XawTextPrepareToUpdate((TextWidget)src->textSrc.text[i]);
-#else
- _XawTextPrepareToUpdate(ctx);
-#endif
-
- endPos = FindGoodPosition(ctx, endPos);
- startPos = FindGoodPosition(ctx, startPos);
- result = _XawTextReplace(ctx, startPos, endPos, text);
-
-#ifndef OLDXAW
- for (i = 0; i < src->textSrc.num_text; i++)
- _XawTextExecuteUpdate((TextWidget)src->textSrc.text[i]);
-#else
- _XawTextExecuteUpdate(ctx);
-#endif
-
- return (result);
-}
-
-XawTextPosition
-XawTextTopPosition(Widget w)
-{
- return (((TextWidget)w)->text.lt.top);
-}
-
-XawTextPosition
-XawTextLastPosition(Widget w)
-{
- return (((TextWidget)w)->text.lastPos);
-}
-
-void
-XawTextSetInsertionPoint(Widget w, XawTextPosition position)
-{
- TextWidget ctx = (TextWidget)w;
-
- _XawTextPrepareToUpdate(ctx);
- ctx->text.insertPos = FindGoodPosition(ctx, position);
- ctx->text.showposition = True;
- ctx->text.from_left = -1;
-
- _XawTextExecuteUpdate(ctx);
-#ifndef OLDXAW
- _XawTextSetLineAndColumnNumber(ctx, False);
-#endif
-}
-
-XawTextPosition
-XawTextGetInsertionPoint(Widget w)
-{
- return (((TextWidget)w)->text.insertPos);
-}
-
-/*
- * Note: Must walk the selection list in opposite order from TextLoseSelection
- */
-void
-XawTextUnsetSelection(Widget w)
-{
- TextWidget ctx = (TextWidget)w;
-
- while (ctx->text.s.atom_count != 0) {
- Atom sel = ctx->text.s.selections[ctx->text.s.atom_count - 1];
-
- if (sel != (Atom) 0) {
- /*
- * As selections are lost the atom_count will decrement
- */
- if (GetCutBufferNumber(sel) == NOT_A_CUT_BUFFER)
- XtDisownSelection(w, sel, ctx->text.time);
- TextLoseSelection(w, &sel); /* In case this is a cut buffer, or
- XtDisownSelection failed to call us */
- }
- }
-}
-
-void
-XawTextSetSelection(Widget w, XawTextPosition left, XawTextPosition right)
-{
- TextWidget ctx = (TextWidget)w;
-
- _XawTextPrepareToUpdate(ctx);
- _XawTextSetSelection(ctx, FindGoodPosition(ctx, left),
- FindGoodPosition(ctx, right), NULL, 0);
- _XawTextExecuteUpdate(ctx);
-}
-
-void
-XawTextInvalidate(Widget w, XawTextPosition from, XawTextPosition to)
-{
- TextWidget ctx = (TextWidget)w;
-
- from = FindGoodPosition(ctx, from);
- to = FindGoodPosition(ctx, to);
- ctx->text.lastPos = GETLASTPOS;
- _XawTextPrepareToUpdate(ctx);
- _XawTextNeedsUpdating(ctx, from, to);
- _XawTextExecuteUpdate(ctx);
-}
-
-/*ARGSUSED*/
-void
-XawTextDisableRedisplay(Widget w)
-{
- ((TextWidget)w)->text.update_disabled = True;
- _XawTextPrepareToUpdate((TextWidget)w);
-}
-
-void
-XawTextEnableRedisplay(Widget w)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition lastPos;
-
- if (!ctx->text.update_disabled)
- return;
-
- ctx->text.update_disabled = False;
- lastPos = ctx->text.lastPos = GETLASTPOS;
- ctx->text.lt.top = FindGoodPosition(ctx, ctx->text.lt.top);
- ctx->text.insertPos = FindGoodPosition(ctx, ctx->text.insertPos);
-
- if (ctx->text.s.left > lastPos || ctx->text.s.right > lastPos)
- ctx->text.s.left = ctx->text.s.right = 0;
-
- _XawTextExecuteUpdate(ctx);
-}
-
-Widget
-XawTextGetSource(Widget w)
-{
- return (((TextWidget)w)->text.source);
-}
-
-Widget
-XawTextGetSink(Widget w)
-{
- return (((TextWidget)w)->text.sink);
-}
-
-void
-XawTextDisplayCaret(Widget w,
-#if NeedWidePrototypes
- int display_caret
-#else
- Boolean display_caret
-#endif
-)
-{
- TextWidget ctx = (TextWidget)w;
-
- if (XtIsRealized(w)) {
- _XawTextPrepareToUpdate(ctx);
- ctx->text.display_caret = display_caret;
- _XawTextExecuteUpdate(ctx);
- }
- else
- ctx->text.display_caret = display_caret;
-}
-
-/*
- * Function:
- * XawTextSearch
- *
- * Parameters:
- * w - text widget
- * dir - direction to search
- * text - text block containing info about the string to search for
- *
- * Description:
- * Searches for the given text block.
- *
- * Returns:
- * The position of the text found, or XawTextSearchError on an error
- */
-XawTextPosition
-XawTextSearch(Widget w,
-#if NeedWidePrototypes
- int dir,
-#else
- XawTextScanDirection dir,
-#endif
- XawTextBlock *text)
-{
- TextWidget ctx = (TextWidget)w;
-
- return (SrcSearch(ctx->text.source, ctx->text.insertPos, dir, text));
-}
-
-TextClassRec textClassRec = {
- /* core */
- {
- (WidgetClass)&simpleClassRec, /* superclass */
- "Text", /* class_name */
- sizeof(TextRec), /* widget_size */
- XawTextClassInitialize, /* class_initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- XawTextInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawTextRealize, /* realize */
- _XawTextActionsTable, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resource */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- XtExposeGraphicsExpose | /* compress_exposure */
- XtExposeNoExpose,
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawTextDestroy, /* destroy */
- XawTextResize, /* resize */
- XawTextExpose, /* expose */
- XawTextSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- XawTextGetValuesHook, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- _XawDefaultTextTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XawTextChangeSensitive, /* change_sensitive */
- },
- /* text */
- {
- NULL, /* extension */
- }
-};
-
-WidgetClass textWidgetClass = (WidgetClass)&textClassRec;
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+/*
+ * Copyright (c) 1998 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Shell.h>
+#include <X11/Xatom.h>
+#include <X11/Xfuncs.h>
+#include <X11/Xutil.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xmu/Xmu.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/MultiSinkP.h>
+#include <X11/Xaw/TextP.h>
+#include <X11/Xaw/TextSrcP.h>
+#include <X11/Xaw/TextSinkP.h>
+#include <X11/Xaw/Scrollbar.h>
+#include <X11/Xaw/XawImP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+#include "XawI18n.h"
+
+#ifndef MAX_LEN_CT
+#define MAX_LEN_CT 6 /* for sequence: ESC $ ( A \xx \xx */
+#endif
+
+unsigned long FMT8BIT = 0L;
+unsigned long XawFmt8Bit = 0L;
+unsigned long XawFmtWide = 0L;
+
+#define SinkClearToBG _XawTextSinkClearToBackground
+
+#define SrcScan XawTextSourceScan
+#define SrcRead XawTextSourceRead
+#define SrcReplace XawTextSourceReplace
+#define SrcSearch XawTextSourceSearch
+#define SrcCvtSel XawTextSourceConvertSelection
+#define SrcSetSelection XawTextSourceSetSelection
+
+#define MULTI_CLICK_TIME 500L
+
+#define SRC_CHANGE_NONE 0
+#define SRC_CHANGE_AFTER 1
+#define SRC_CHANGE_BEFORE 2
+#define SRC_CHANGE_OVERLAP 3
+
+#define Superclass (&simpleClassRec)
+
+/*
+ * Compute a the maximum length of a cut buffer that we can pass at any
+ * time. The 64 allows for the overhead of the Change Property request.
+ */
+#define MAX_CUT_LEN(dpy) (XMaxRequestSize(dpy) - 64)
+
+#define ClearWindow(ctx) \
+ _XawTextNeedsUpdating((ctx), \
+ (ctx)->text.lt.top, \
+ (ctx)->text.lt.info[ctx->text.lt.lines].position)
+
+/*
+ * Class Methods
+ */
+static void XawTextClassInitialize(void);
+static void XawTextInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawTextRealize(Widget, XtValueMask*, XSetWindowAttributes*);
+static void XawTextDestroy(Widget);
+static void XawTextResize(Widget);
+static void XawTextExpose(Widget, XEvent*, Region);
+static Boolean XawTextSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+static void XawTextGetValuesHook(Widget, ArgList, Cardinal*);
+static Bool XawTextChangeSensitive(Widget);
+
+/*
+ * Prototypes
+ */
+static XawTextPosition _BuildLineTable(TextWidget, XawTextPosition, int);
+static void _CreateCutBuffers(Display*);
+static Boolean TextConvertSelection(Widget, Atom*, Atom*, Atom*, XtPointer*,
+ unsigned long*, int*);
+static int CountLines(TextWidget, XawTextPosition, XawTextPosition);
+static void CreateHScrollBar(TextWidget);
+static void CreateVScrollBar(TextWidget);
+static void CvtStringToScrollMode(XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr);
+static Boolean CvtScrollModeToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static void CvtStringToWrapMode(XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr);
+static Boolean CvtWrapModeToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean CvtStringToJustifyMode(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean CvtJustifyModeToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static void DestroyHScrollBar(TextWidget);
+static void DestroyVScrollBar(TextWidget);
+#ifndef OLDXAW
+static void DisplayText(Widget, XawTextPosition, XawTextPosition);
+#endif
+static void OldDisplayText(Widget, XawTextPosition, XawTextPosition);
+static void DisplayTextWindow(Widget);
+static void DoCopyArea(TextWidget, int, int, unsigned int, unsigned int,
+ int, int);
+static void DoSelection(TextWidget, XawTextPosition, Time, Bool);
+static void ExtendSelection(TextWidget, XawTextPosition, Bool);
+static XawTextPosition FindGoodPosition(TextWidget, XawTextPosition);
+static void FlushUpdate(TextWidget);
+static int GetCutBufferNumber(Atom);
+static int GetMaxTextWidth(TextWidget);
+static unsigned int GetWidestLine(TextWidget);
+static void HScroll(Widget, XtPointer, XtPointer);
+static void HJump(Widget, XtPointer, XtPointer);
+static void InsertCursor(Widget, XawTextInsertState);
+static Bool LineAndXYForPosition(TextWidget, XawTextPosition, int*,
+ int*, int*);
+static int LineForPosition(TextWidget, XawTextPosition);
+static void TextLoseSelection(Widget, Atom*);
+static Bool MatchSelection(Atom, XawTextSelection*);
+static void ModifySelection(TextWidget, XawTextPosition, XawTextPosition);
+static XawTextPosition PositionForXY(TextWidget, int, int);
+static void PositionHScrollBar(TextWidget);
+static void PositionVScrollBar(TextWidget);
+#ifndef OLDXAW
+static int ResolveColumnNumber(TextWidget);
+static int ResolveLineNumber(TextWidget);
+#endif
+static void _SetSelection(TextWidget, XawTextPosition, XawTextPosition,
+ Atom*, Cardinal);
+static void TextSinkResize(Widget);
+static void UpdateTextInRectangle(TextWidget, XRectangle*);
+static void UpdateTextInLine(TextWidget, int, int, int);
+static void VScroll(Widget, XtPointer, XtPointer);
+static void VJump(Widget, XtPointer, XtPointer);
+
+/*
+ * External
+ */
+void _XawTextAlterSelection(TextWidget,
+ XawTextSelectionMode, XawTextSelectionAction,
+ String*, Cardinal*);
+void _XawTextCheckResize(TextWidget);
+void _XawTextClearAndCenterDisplay(TextWidget);
+void _XawTextExecuteUpdate(TextWidget);
+char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
+void _XawTextPrepareToUpdate(TextWidget);
+int _XawTextReplace(TextWidget, XawTextPosition, XawTextPosition,
+ XawTextBlock*);
+Atom *_XawTextSelectionList(TextWidget, String*, Cardinal);
+void _XawTextSetScrollBars(TextWidget);
+void _XawTextSetSelection(TextWidget, XawTextPosition, XawTextPosition,
+ String*, Cardinal);
+void _XawTextVScroll(TextWidget, int);
+void XawTextScroll(TextWidget, int, int);
+void _XawTextSetSource(Widget, Widget, XawTextPosition, XawTextPosition);
+#ifndef OLDXAW
+void _XawTextSetLineAndColumnNumber(TextWidget, Bool);
+#endif
+void _XawTextSourceChanged(Widget, XawTextPosition, XawTextPosition,
+ XawTextBlock*, int);
+
+/* Not used by other modules, but were extern on previous versions
+ * of the library
+ */
+void _XawTextShowPosition(TextWidget);
+
+/*
+ * From TextAction.c
+ */
+extern void _XawTextZapSelection(TextWidget, XEvent*, Bool);
+
+/*
+ * From TextSrc.c
+ */
+void _XawSourceAddText(Widget, Widget);
+void _XawSourceRemoveText(Widget, Widget, Bool);
+Bool _XawTextSourceNewLineAtEOF(Widget);
+
+/*
+ * From TextSink.c
+ */
+void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
+void _XawTextSinkDisplayText(Widget, int, int, XawTextPosition, XawTextPosition,
+ Bool);
+
+/****************************************************************
+ *
+ * Full class record constant
+ *
+ ****************************************************************/
+/*
+ * From TextTr.c
+ */
+static XawTextSelectType defaultSelectTypes[] = {
+ XawselectPosition, XawselectAlphaNumeric, XawselectWord, XawselectLine,
+ XawselectParagraph, XawselectAll, XawselectNull,
+};
+
+static XPointer defaultSelectTypesPtr = (XPointer)defaultSelectTypes;
+static Dimension defWidth = 100;
+static Dimension defHeight = DEFAULT_TEXT_HEIGHT;
+
+#define offset(field) XtOffsetOf(TextRec, field)
+static XtResource resources[] = {
+ {
+ XtNwidth,
+ XtCWidth,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(core.width),
+ XtRDimension,
+ (XtPointer)&defWidth
+ },
+ {
+ XtNcursor,
+ XtCCursor,
+ XtRCursor,
+ sizeof(Cursor),
+ offset(simple.cursor),
+ XtRString,
+ "xterm"
+ },
+ {
+ XtNheight,
+ XtCHeight,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(core.height),
+ XtRDimension,
+ (XtPointer)&defHeight
+ },
+ {
+ XtNdisplayPosition,
+ XtCTextPosition,
+ XtRInt,
+ sizeof(XawTextPosition),
+ offset(text.lt.top),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNinsertPosition,
+ XtCTextPosition,
+ XtRInt,
+ sizeof(XawTextPosition),
+ offset(text.insertPos),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNleftMargin,
+ XtCMargin,
+ XtRPosition,
+ sizeof(Position),
+ offset(text.r_margin.left),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNrightMargin,
+ XtCMargin,
+ XtRPosition,
+ sizeof(Position),
+ offset(text.r_margin.right),
+ XtRImmediate,
+ (XtPointer)4
+ },
+ {
+ XtNtopMargin,
+ XtCMargin,
+ XtRPosition,
+ sizeof(Position),
+ offset(text.r_margin.top),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNbottomMargin,
+ XtCMargin,
+ XtRPosition,
+ sizeof(Position),
+ offset(text.r_margin.bottom),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNselectTypes,
+ XtCSelectTypes,
+ XtRPointer,
+ sizeof(XawTextSelectType*),
+ offset(text.sarray),
+ XtRPointer,
+ (XtPointer)&defaultSelectTypesPtr
+ },
+ {
+ XtNtextSource,
+ XtCTextSource,
+ XtRWidget,
+ sizeof(Widget),
+ offset(text.source),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNtextSink,
+ XtCTextSink,
+ XtRWidget,
+ sizeof(Widget),
+ offset(text.sink),
+ XtRImmediate,
+ NULL
+ },
+ {
+ XtNdisplayCaret,
+ XtCOutput,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(text.display_caret),
+ XtRImmediate,
+ (XtPointer)True
+ },
+ {
+ XtNscrollVertical,
+ XtCScroll,
+ XtRScrollMode,
+ sizeof(XawTextScrollMode),
+ offset(text.scroll_vert),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNscrollHorizontal,
+ XtCScroll,
+ XtRScrollMode,
+ sizeof(XawTextScrollMode),
+ offset(text.scroll_horiz),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNwrap,
+ XtCWrap,
+ XtRWrapMode,
+ sizeof(XawTextWrapMode),
+ offset(text.wrap),
+ XtRImmediate,
+ (XtPointer)XawtextWrapNever
+ },
+ {
+ XtNautoFill,
+ XtCAutoFill,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(text.auto_fill),
+ XtRImmediate,
+ (XtPointer)False
+ },
+#ifndef OLDXAW
+ {
+ XtNpositionCallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(text.position_callbacks),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNleftColumn,
+ XtCColumn,
+ XtRShort,
+ sizeof(short),
+ offset(text.left_column),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNrightColumn,
+ XtCColumn,
+ XtRShort,
+ sizeof(short),
+ offset(text.right_column),
+ XtRImmediate,
+ (XtPointer)0
+ },
+ {
+ XtNjustifyMode,
+ XtCJustifyMode,
+ XtRJustifyMode,
+ sizeof(XawTextJustifyMode),
+ offset(text.justify),
+ XtRImmediate,
+ (XtPointer)XawjustifyLeft
+ },
+#endif /* OLDXAW */
+};
+#undef offset
+
+#define done(address, type) \
+ { toVal->size = sizeof(type); toVal->addr = (XPointer)address; }
+
+static XrmQuark QWrapNever, QWrapLine, QWrapWord;
+#ifndef notdef
+static XrmQuark QScrollNever, QScrollWhenNeeded, QScrollAlways;
+#endif
+static XrmQuark QJustifyLeft, QJustifyRight, QJustifyCenter, QJustifyFull;
+
+/*ARGSUSED*/
+static void
+CvtStringToScrollMode(XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal)
+{
+ static XawTextScrollMode scrollMode = XawtextScrollNever;
+ XrmQuark q;
+ char name[32];
+
+ XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
+ q = XrmStringToQuark(name);
+
+ if (q == QScrollNever || q == QScrollWhenNeeded)
+ scrollMode = XawtextScrollNever;
+ else if (q == QScrollAlways)
+ scrollMode = XawtextScrollAlways;
+ else if (strcmp(name, "true") == 0 || strcmp(name, "1") == 0)
+ scrollMode = XawtextScrollAlways;
+ else if (strcmp(name, "false") == 0 || strcmp(name, "0") == 0)
+ scrollMode = XawtextScrollNever;
+ else
+ XtStringConversionWarning((char *)fromVal->addr, XtRScrollMode);
+
+ done(&scrollMode, XawTextScrollMode);
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtScrollModeToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
+{
+ static char *buffer;
+ Cardinal size;
+
+ switch (*(XawTextScrollMode *)fromVal->addr) {
+ case XawtextScrollNever:
+ case XawtextScrollWhenNeeded:
+ buffer = XtEtextScrollNever;
+ break;
+ case XawtextScrollAlways:
+ buffer = XtEtextScrollAlways;
+ break;
+ default:
+ XawTypeToStringWarning(dpy, XtRScrollMode);
+ toVal->addr = NULL;
+ toVal->size = 0;
+ return (False);
+ }
+ size = strlen(buffer) + 1;
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = (XPointer)buffer;
+ toVal->size = sizeof(String);
+
+ return (True);
+}
+
+/*ARGSUSED*/
+static void
+CvtStringToWrapMode(XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal)
+{
+ static XawTextWrapMode wrapMode = XawtextWrapNever;
+ XrmQuark q;
+ char lowerName[6];
+
+ XmuNCopyISOLatin1Lowered(lowerName, (char *)fromVal->addr,
+ sizeof(lowerName));
+ q = XrmStringToQuark(lowerName);
+
+ if (q == QWrapNever)
+ wrapMode = XawtextWrapNever;
+ else if (q == QWrapLine)
+ wrapMode = XawtextWrapLine;
+ else if (q == QWrapWord)
+ wrapMode = XawtextWrapWord;
+ else
+ XtStringConversionWarning((char *)fromVal->addr, XtRWrapMode);
+
+ done(&wrapMode, XawTextWrapMode);
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtWrapModeToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
+{
+ static char *buffer;
+ Cardinal size;
+
+ switch (*(XawTextWrapMode *)fromVal->addr) {
+ case XawtextWrapNever:
+ buffer = XtEtextWrapNever;
+ break;
+ case XawtextWrapLine:
+ buffer = XtEtextWrapLine;
+ break;
+ case XawtextWrapWord:
+ buffer = XtEtextWrapWord;
+ break;
+ default:
+ XawTypeToStringWarning(dpy, XtRWrapMode);
+ toVal->addr = NULL;
+ toVal->size = 0;
+ return (False);
+ }
+ size = strlen(buffer) + 1;
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = (XPointer)buffer;
+ toVal->size = sizeof(String);
+
+ return (True);
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtStringToJustifyMode(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
+{
+ XawTextJustifyMode justify;
+ XrmQuark q;
+ char lowerName[8];
+
+ XmuNCopyISOLatin1Lowered(lowerName, (char *)fromVal->addr,
+ sizeof(lowerName));
+ q = XrmStringToQuark(lowerName);
+
+ if (q == QJustifyLeft)
+ justify = XawjustifyLeft;
+ else if (q == QJustifyRight)
+ justify = XawjustifyRight;
+ else if (q == QJustifyCenter)
+ justify = XawjustifyCenter;
+ else if(q == QJustifyFull)
+ justify = XawjustifyFull;
+ else {
+ XtStringConversionWarning((char *)fromVal->addr, XtRJustifyMode);
+ return (False);
+ }
+
+ toVal->size = sizeof(XawTextJustifyMode);
+ *(XawTextJustifyMode *)(toVal->addr) = justify;
+
+ return (True);
+}
+
+
+/*ARGSUSED*/
+static Boolean
+CvtJustifyModeToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
+{
+ static char *buffer;
+ Cardinal size;
+
+ switch (*(XawTextJustifyMode *)fromVal->addr) {
+ case XawjustifyLeft:
+ buffer = XtEtextJustifyLeft;
+ break;
+ case XawjustifyRight:
+ buffer = XtEtextJustifyRight;
+ break;
+ case XawjustifyCenter:
+ buffer = XtEtextJustifyCenter;
+ break;
+ case XawjustifyFull:
+ buffer = XtEtextJustifyFull;
+ break;
+ default:
+ XawTypeToStringWarning(dpy, XtRJustifyMode);
+ toVal->addr = NULL;
+ toVal->size = 0;
+ return (False);
+ }
+ size = strlen(buffer) + 1;
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = (XPointer)buffer;
+ toVal->size = sizeof(String);
+
+ return (True);
+}
+
+#undef done
+
+static void
+XawTextClassInitialize(void)
+{
+ if (!XawFmt8Bit)
+ FMT8BIT = XawFmt8Bit = XrmPermStringToQuark("FMT8BIT");
+ if (!XawFmtWide)
+ XawFmtWide = XrmPermStringToQuark("FMTWIDE");
+
+ XawInitializeWidgetSet();
+
+ textClassRec.core_class.num_actions = _XawTextActionsTableCount;
+
+ QWrapNever = XrmPermStringToQuark(XtEtextWrapNever);
+ QWrapLine = XrmPermStringToQuark(XtEtextWrapLine);
+ QWrapWord = XrmPermStringToQuark(XtEtextWrapWord);
+ XtAddConverter(XtRString, XtRWrapMode, CvtStringToWrapMode, NULL, 0);
+ XtSetTypeConverter(XtRWrapMode, XtRString, CvtWrapModeToString,
+ NULL, 0, XtCacheNone, NULL);
+ QScrollNever = XrmPermStringToQuark(XtEtextScrollNever);
+ QScrollWhenNeeded = XrmPermStringToQuark(XtEtextScrollWhenNeeded);
+ QScrollAlways = XrmPermStringToQuark(XtEtextScrollAlways);
+ XtAddConverter(XtRString, XtRScrollMode, CvtStringToScrollMode,
+ NULL, 0);
+ XtSetTypeConverter(XtRScrollMode, XtRString, CvtScrollModeToString,
+ NULL, 0, XtCacheNone, NULL);
+ QJustifyLeft = XrmPermStringToQuark(XtEtextJustifyLeft);
+ QJustifyRight = XrmPermStringToQuark(XtEtextJustifyRight);
+ QJustifyCenter = XrmPermStringToQuark(XtEtextJustifyCenter);
+ QJustifyFull = XrmPermStringToQuark(XtEtextJustifyFull);
+ XtSetTypeConverter(XtRString, XtRJustifyMode, CvtStringToJustifyMode,
+ NULL, 0, XtCacheNone, NULL);
+ XtSetTypeConverter(XtRJustifyMode, XtRString, CvtJustifyModeToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+/*
+ * Function:
+ * PositionHScrollBar
+ *
+ * Parameters:
+ * ctx - text widget
+ *
+ * Description:
+ * Positions the Horizontal scrollbar.
+ */
+static void
+PositionHScrollBar(TextWidget ctx)
+{
+ Widget hbar = ctx->text.hbar, vbar = ctx->text.vbar;
+ Position x, y;
+ Dimension width, height;
+
+ if (ctx->text.hbar == NULL)
+ return;
+
+ if (vbar != NULL)
+ x = XtWidth(vbar);
+ else
+ x = -XtBorderWidth(hbar);
+ y = XtHeight(ctx) - XtHeight(hbar) - XtBorderWidth(hbar);
+ if (vbar != NULL) {
+ width = XtWidth(ctx) - XtWidth(vbar) - XtBorderWidth(vbar);
+ if (width > XtWidth(ctx))
+ width = XtWidth(ctx);
+ }
+ else
+ width = XtWidth(ctx);
+ height = XtHeight(hbar);
+
+ XtConfigureWidget(hbar, x, y, width, height, XtBorderWidth(hbar));
+}
+
+/*
+ * Function:
+ * PositionVScrollBar
+ *
+ * Parameters:
+ * ctx - text widget
+ *
+ * Description:
+ * Positions the Vertical scrollbar.
+ */
+static void
+PositionVScrollBar(TextWidget ctx)
+{
+ Widget vbar = ctx->text.vbar;
+ Position x, y;
+ Dimension width, height;
+
+ if (vbar == NULL)
+ return;
+
+ x = y = -XtBorderWidth(vbar);
+ height = XtHeight(ctx);
+ width = XtWidth(vbar);
+
+ XtConfigureWidget(vbar, x, y, width, height, XtBorderWidth(vbar));
+}
+
+static void
+CreateVScrollBar(TextWidget ctx)
+{
+ Widget vbar;
+
+ if (ctx->text.vbar != NULL)
+ return;
+
+ ctx->text.vbar = vbar =
+ XtCreateWidget("vScrollbar", scrollbarWidgetClass, (Widget)ctx, NULL, 0);
+ XtAddCallback(vbar, XtNscrollProc, VScroll, (XtPointer)ctx);
+ XtAddCallback(vbar, XtNjumpProc, VJump, (XtPointer)ctx);
+
+ ctx->text.r_margin.left += XtWidth(vbar) + XtBorderWidth(vbar);
+ ctx->text.left_margin = ctx->text.margin.left = ctx->text.r_margin.left;
+
+ PositionVScrollBar(ctx);
+ PositionHScrollBar(ctx);
+ TextSinkResize(ctx->text.sink);
+
+ if (XtIsRealized((Widget)ctx)) {
+ XtRealizeWidget(vbar);
+ XtMapWidget(vbar);
+ }
+ XtSetKeyboardFocus(vbar, (Widget)ctx);
+}
+
+/*
+ * Function:
+ * DestroyVScrollBar
+ *
+ * Parameters:
+ * ctx - parent text widget
+ *
+ * Description:
+ * Removes vertical ScrollBar.
+ */
+static void
+DestroyVScrollBar(TextWidget ctx)
+{
+ Widget vbar = ctx->text.vbar;
+
+ if (vbar == NULL)
+ return;
+
+ ctx->text.r_margin.left -= XtWidth(vbar) + XtBorderWidth(vbar);
+ ctx->text.left_margin = ctx->text.margin.left = ctx->text.r_margin.left;
+
+ XtDestroyWidget(vbar);
+ ctx->text.vbar = NULL;
+ if (!ctx->core.being_destroyed) {
+ PositionHScrollBar(ctx);
+ TextSinkResize(ctx->text.sink);
+ }
+}
+
+static void
+CreateHScrollBar(TextWidget ctx)
+{
+ Arg args[1];
+ Widget hbar;
+ int bottom;
+
+ if (ctx->text.hbar != NULL)
+ return;
+
+ XtSetArg(args[0], XtNorientation, XtorientHorizontal);
+ ctx->text.hbar = hbar =
+ XtCreateWidget("hScrollbar", scrollbarWidgetClass, (Widget)ctx, args, 1);
+ XtAddCallback(hbar, XtNscrollProc, HScroll, (XtPointer)ctx);
+ XtAddCallback(hbar, XtNjumpProc, HJump, (XtPointer)ctx);
+
+ bottom = ctx->text.r_margin.bottom + XtHeight(hbar) + XtBorderWidth(hbar);
+
+ ctx->text.margin.bottom = ctx->text.r_margin.bottom = bottom;
+
+ PositionHScrollBar(ctx);
+ TextSinkResize(ctx->text.sink);
+
+ if (XtIsRealized((Widget)ctx)) {
+ XtRealizeWidget(hbar);
+ XtMapWidget(hbar);
+ }
+ XtSetKeyboardFocus(hbar, (Widget)ctx);
+}
+
+/*
+ * Function:
+ * DestroyHScrollBar
+ *
+ * Parameters:
+ * ctx - parent text widget
+ *
+ * Description:
+ * Removes horizontal ScrollBar.
+ */
+static void
+DestroyHScrollBar(TextWidget ctx)
+{
+ Widget hbar = ctx->text.hbar;
+
+ if (hbar == NULL)
+ return;
+
+ ctx->text.r_margin.bottom -= XtHeight(hbar) + XtBorderWidth(hbar);
+ ctx->text.margin.bottom = ctx->text.r_margin.bottom;
+
+ XtDestroyWidget(hbar);
+ ctx->text.hbar = NULL;
+ if (!ctx->core.being_destroyed)
+ TextSinkResize(ctx->text.sink);
+}
+
+/*ARGSUSED*/
+static void
+XawTextInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ TextWidget ctx = (TextWidget)cnew;
+
+ ctx->text.lt.lines = 0;
+ ctx->text.lt.info = (XawTextLineTableEntry *)
+ XtCalloc(1, sizeof(XawTextLineTableEntry));
+#ifndef OLDXAW
+ ctx->text.lt.base_line = 1;
+#endif
+ (void)bzero(&ctx->text.origSel, sizeof(XawTextSelection));
+ (void)bzero(&ctx->text.s, sizeof(XawTextSelection));
+ ctx->text.s.type = XawselectPosition;
+ ctx->text.salt = NULL;
+ ctx->text.hbar = ctx->text.vbar = NULL;
+ ctx->text.lasttime = 0;
+ ctx->text.time = 0;
+ ctx->text.showposition = True;
+ ctx->text.lastPos = ctx->text.source != NULL ?
+ XawTextGetLastPosition(ctx) : 0;
+ ctx->text.file_insert = NULL;
+ ctx->text.search = NULL;
+ ctx->text.update = XmuNewScanline(0, 0, 0);
+ ctx->text.gc = XtGetGC(cnew, 0, 0);
+ ctx->text.hasfocus = False;
+ ctx->text.margin = ctx->text.r_margin; /* Strucure copy */
+ ctx->text.left_margin = ctx->text.r_margin.left;
+ ctx->text.update_disabled = False;
+ ctx->text.clear_to_eol = True;
+ ctx->text.old_insert = -1;
+ ctx->text.mult = 1;
+ ctx->text.salt2 = NULL;
+ ctx->text.from_left = -1;
+
+#ifndef OLDXAW
+ ctx->text.numeric = False;
+ ctx->text.selection_state = False;
+ ctx->text.kill_ring = 0;
+
+ ctx->text.line_number = -1;
+ ctx->text.column_number = -1;
+ ctx->text.source_changed = SRC_CHANGE_NONE;
+
+ ctx->text.kill_ring_ptr = NULL;
+ ctx->text.overwrite = False;
+#endif
+
+ if (XtHeight(ctx) == DEFAULT_TEXT_HEIGHT) {
+ XtHeight(ctx) = VMargins(ctx);
+ if (ctx->text.sink != NULL)
+ XtHeight(ctx) += XawTextSinkMaxHeight(ctx->text.sink, 1);
+ }
+
+ if (ctx->text.scroll_vert == XawtextScrollAlways)
+ CreateVScrollBar(ctx);
+ if (ctx->text.scroll_horiz == XawtextScrollAlways)
+ CreateHScrollBar(ctx);
+
+#ifndef OLDXAW
+ if (ctx->text.left_column < 0)
+ ctx->text.left_column = 0;
+ if (ctx->text.right_column < 0)
+ ctx->text.right_column = 0;
+#endif
+}
+
+static void
+XawTextRealize(Widget w, XtValueMask *mask, XSetWindowAttributes *attr)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ (*textClassRec.core_class.superclass->core_class.realize)(w, mask, attr);
+
+ if (ctx->text.hbar != NULL) {
+ XtRealizeWidget(ctx->text.hbar);
+ XtMapWidget(ctx->text.hbar);
+ }
+
+ if (ctx->text.vbar != NULL) {
+ XtRealizeWidget(ctx->text.vbar);
+ XtMapWidget(ctx->text.vbar);
+ }
+
+ _XawTextBuildLineTable(ctx, ctx->text.lt.top, True);
+
+#ifndef OLDXAW
+ _XawTextSetLineAndColumnNumber(ctx, True);
+#endif
+}
+
+/* Utility routines for support of Text */
+static void
+_CreateCutBuffers(Display *d)
+{
+ static struct _DisplayRec {
+ struct _DisplayRec *next;
+ Display *dpy;
+ } *dpy_list = NULL;
+ struct _DisplayRec *dpy_ptr;
+
+ for (dpy_ptr = dpy_list; dpy_ptr != NULL; dpy_ptr = dpy_ptr->next)
+ if (dpy_ptr->dpy == d)
+ return;
+
+ dpy_ptr = XtNew(struct _DisplayRec);
+ dpy_ptr->next = dpy_list;
+ dpy_ptr->dpy = d;
+ dpy_list = dpy_ptr;
+
+#define Create(buffer) \
+ XChangeProperty(d, RootWindow(d, 0), buffer, XA_STRING, 8, \
+ PropModeAppend, NULL, 0);
+
+ Create(XA_CUT_BUFFER0);
+ Create(XA_CUT_BUFFER1);
+ Create(XA_CUT_BUFFER2);
+ Create(XA_CUT_BUFFER3);
+ Create(XA_CUT_BUFFER4);
+ Create(XA_CUT_BUFFER5);
+ Create(XA_CUT_BUFFER6);
+ Create(XA_CUT_BUFFER7);
+
+#undef Create
+}
+
+/*
+ * Procedure to manage insert cursor visibility for editable text. It uses
+ * the value of ctx->insertPos and an implicit argument. In the event that
+ * position is immediately preceded by an eol graphic, then the insert cursor
+ * is displayed at the beginning of the next line.
+ */
+static void
+InsertCursor(Widget w, XawTextInsertState state)
+{
+ TextWidget ctx = (TextWidget)w;
+ int x, y;
+ int line;
+
+ if (ctx->text.lt.lines < 1)
+ return;
+
+ if (ctx->text.display_caret &&
+ LineAndXYForPosition(ctx, ctx->text.insertPos, &line, &x, &y)) {
+ if (line < ctx->text.lt.lines)
+ y += (ctx->text.lt.info[line + 1].y - ctx->text.lt.info[line].y) + 1;
+ else
+ y += (ctx->text.lt.info[line].y - ctx->text.lt.info[line - 1].y) + 1;
+
+ XawTextSinkInsertCursor(ctx->text.sink, x, y, state);
+ }
+
+ /* Keep Input Method up to speed */
+ if (ctx->simple.international) {
+ Arg list[1];
+
+ XtSetArg(list[0], XtNinsertPosition, ctx->text.insertPos);
+ _XawImSetValues(w, list, 1);
+ }
+}
+
+/*
+ * Procedure to register a span of text that is no longer valid on the display
+ * It is used to avoid a number of small, and potentially overlapping, screen
+ * updates.
+*/
+void
+_XawTextNeedsUpdating(TextWidget ctx,
+ XawTextPosition left, XawTextPosition right)
+{
+ XmuSegment segment;
+
+ if (left >= right)
+ return;
+
+ segment.x1 = (int)left;
+ segment.x2 = (int)right;
+ (void)XmuScanlineOrSegment(ctx->text.update, &segment);
+}
+
+/*
+ * Procedure to read a span of text in Ascii form. This is purely a hack and
+ * we probably need to add a function to sources to provide this functionality.
+ * [note: this is really a private procedure but is used in multiple modules].
+ */
+char *
+_XawTextGetText(TextWidget ctx, XawTextPosition left, XawTextPosition right)
+{
+ char *result, *tempResult;
+ XawTextBlock text;
+ int bytes;
+
+ if (XawTextFormat(ctx, XawFmt8Bit))
+ bytes = sizeof(unsigned char);
+ else if (XawTextFormat(ctx, XawFmtWide))
+ bytes = sizeof(wchar_t);
+ else /* if there is another fomat, add here */
+ bytes = 1;
+
+ /* leave space for ZERO */
+ tempResult = result = XtMalloc((unsigned)(right - left + ONE) * bytes);
+
+ while (left < right) {
+ left = SrcRead(ctx->text.source, left, &text, (int)(right - left));
+ if (!text.length)
+ break;
+ memmove(tempResult, text.ptr, (unsigned)(text.length * bytes));
+ tempResult += text.length * bytes;
+ }
+
+ if (bytes == sizeof(wchar_t))
+ *((wchar_t*)tempResult) = (wchar_t)0;
+ else
+ *tempResult = '\0';
+
+ return (result);
+}
+
+/* Like _XawTextGetText, but enforces ICCCM STRING type encoding. This
+ * routine is currently used to put just the ASCII chars in the selection
+ * into a cut buffer.
+ */
+char *
+_XawTextGetSTRING(TextWidget ctx, XawTextPosition left, XawTextPosition right)
+{
+ unsigned char *s;
+ unsigned char c;
+ long i, j, n;
+ wchar_t *ws, wc;
+
+ /* allow ESC in accordance with ICCCM */
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ MultiSinkObject sink = (MultiSinkObject)ctx->text.sink;
+ ws = (wchar_t *)_XawTextGetText(ctx, left, right);
+ n = wcslen(ws);
+ for (j = 0, i = 0; j < n; j++) {
+ wc = ws[j];
+ if (XwcTextEscapement (sink->multi_sink.fontset, &wc, 1)
+ || (wc == _Xaw_atowc(XawTAB)) || (wc == _Xaw_atowc(XawLF))
+ || (wc == _Xaw_atowc(XawESC)))
+ ws[i++] = wc;
+ }
+ ws[i] = (wchar_t)0;
+ return ((char *)ws);
+ }
+ else {
+ s = (unsigned char *)_XawTextGetText(ctx, left, right);
+ /* only HT and NL control chars are allowed, strip out others */
+ n = strlen((char *)s);
+ i = 0;
+ for (j = 0; j < n; j++) {
+ c = s[j];
+ if (((c >= 0x20) && c <= 0x7f)
+ ||(c >= 0xa0) || (c == XawTAB) || (c == XawLF)
+ || (c == XawESC)) {
+ s[i] = c;
+ i++;
+ }
+ }
+ s[i] = 0;
+
+ return ((char *)s);
+ }
+}
+
+/*
+ * This routine maps an x and y position in a window that is displaying text
+ * into the corresponding position in the source.
+ */
+static XawTextPosition
+PositionForXY(TextWidget ctx, int x, int y)
+{
+ int fromx, line, width, height;
+ XawTextPosition position;
+
+ if (ctx->text.lt.lines == 0)
+ return (0);
+
+ for (line = 0; line < ctx->text.lt.lines - 1; line++) {
+ if (y <= ctx->text.lt.info[line + 1].y)
+ break;
+ }
+ position = ctx->text.lt.info[line].position;
+ if (position >= ctx->text.lastPos)
+ return (ctx->text.lastPos);
+ fromx = ctx->text.left_margin;
+ XawTextSinkFindPosition(ctx->text.sink, position, fromx, x - fromx,
+ False, &position, &width, &height);
+
+ if (position > ctx->text.lastPos)
+ return (ctx->text.lastPos);
+
+ if (position >= ctx->text.lt.info[line + 1].position)
+ position = SrcScan(ctx->text.source, ctx->text.lt.info[line + 1].position,
+ XawstPositions, XawsdLeft, 1, True);
+
+ return (position);
+}
+
+/*
+ * This routine maps a source position in to the corresponding line number
+ * of the text that is displayed in the window.
+ */
+static int
+LineForPosition(TextWidget ctx, XawTextPosition position)
+{
+ int line;
+
+ for (line = 0; line < ctx->text.lt.lines; line++)
+ if (position < ctx->text.lt.info[line + 1].position)
+ break;
+
+ return (line);
+}
+
+/*
+ * This routine maps a source position into the corresponding line number
+ * and the x, y coordinates of the text that is displayed in the window.
+ */
+static Bool
+LineAndXYForPosition(TextWidget ctx, XawTextPosition pos,
+ int *line, int *x, int *y)
+{
+ XawTextPosition linePos, endPos;
+ Boolean visible;
+ int realW, realH;
+
+ *line = 0;
+ *x = ctx->text.left_margin;
+ *y = ctx->text.margin.top + 1;
+ if ((visible = IsPositionVisible(ctx, pos)) != False) {
+ *line = LineForPosition(ctx, pos);
+ *y = ctx->text.lt.info[*line].y;
+ linePos = ctx->text.lt.info[*line].position;
+ XawTextSinkFindDistance(ctx->text.sink, linePos,
+ *x, pos, &realW, &endPos, &realH);
+ *x += realW;
+ }
+
+ return (visible);
+}
+
+/*
+ * This routine builds a line table. It does this by starting at the
+ * specified position and measuring text to determine the staring position
+ * of each line to be displayed. It also determines and saves in the
+ * linetable all the required metrics for displaying a given line (e.g.
+ * x offset, y offset, line length, etc.).
+ */
+void
+_XawTextBuildLineTable(TextWidget ctx, XawTextPosition position,
+ _XtBoolean force_rebuild)
+{
+ Dimension height = 0;
+ int lines = 0;
+ Cardinal size;
+
+ if ((int)XtHeight(ctx) > VMargins(ctx)) {
+ height = XtHeight(ctx) - VMargins(ctx);
+ lines = XawTextSinkMaxLines(ctx->text.sink, height);
+ }
+ size = sizeof(XawTextLineTableEntry) * (lines + 1);
+
+ if (lines != ctx->text.lt.lines || ctx->text.lt.info == NULL) {
+ ctx->text.lt.info = (XawTextLineTableEntry *)
+ XtRealloc((char *)ctx->text.lt.info, size);
+ ctx->text.lt.lines = lines;
+ force_rebuild = True;
+ }
+
+ if (force_rebuild) {
+ (void)bzero((char *)ctx->text.lt.info, size);
+ /* force a text update in the first text line if it is visible */
+ ctx->text.lt.info[0].position = (XawTextPosition)-1;
+ }
+ if (position != ctx->text.lt.info[0].position) {
+ (void)_BuildLineTable(ctx, position, 0);
+ ctx->text.clear_to_eol = True;
+ }
+}
+
+/*
+ * We may need to resize the line table here, since there maybe lines with
+ * different fonts (that can be shorter or taller than the default one)
+ */
+static XawTextPosition
+_BuildLineTable(TextWidget ctx, XawTextPosition position, int line)
+{
+ XawTextLineTableEntry *lt = ctx->text.lt.info + line;
+ XawTextPosition end, update_from = -1;
+ Position y;
+ int wwidth, width, height;
+#ifndef OLDXAW
+ Widget src = ctx->text.source;
+#endif
+ int max_y = (int)XtHeight(ctx) - (int)ctx->text.margin.bottom;
+
+ if (ctx->text.wrap == XawtextWrapNever)
+ wwidth = 0x7fffffff;
+ else
+ wwidth = GetMaxTextWidth(ctx);
+
+ /* XXX y may change, due to font size changes. See later */
+ y = line == 0 ? ctx->text.margin.top : lt->y;
+
+#ifndef OLDXAW
+ if (ctx->text.lt.base_line < 0) {
+ if (line == 0)
+ ctx->text.lt.top = position;
+ }
+ else if (line == 0) {
+ XawTextPosition pos = ctx->text.lt.top;
+ int base_line = ctx->text.lt.base_line;
+
+ if (position == 0)
+ base_line = 1;
+ else if (ctx->text.lt.base_line == 0 ||
+ ctx->text.source_changed == SRC_CHANGE_OVERLAP) {
+ pos = 0;
+ base_line = 1;
+
+ while (pos < position) {
+ pos = SrcScan(src, pos, XawstEOL, XawsdRight, 1, True);
+ if (pos <= position) {
+ ++base_line;
+ if (pos == ctx->text.lastPos) {
+ base_line -= !_XawTextSourceNewLineAtEOF(src);
+ break;
+ }
+ }
+ }
+ }
+ else if (ctx->text.wrap == XawtextWrapNever
+ && IsPositionVisible(ctx, position))
+ base_line += LineForPosition(ctx, position);
+ else if (pos < position) {
+ while (pos < position) {
+ pos = SrcScan(src, pos, XawstEOL, XawsdRight, 1, True);
+ if (pos <= position) {
+ ++base_line;
+ if (pos == ctx->text.lastPos) {
+ base_line -= !_XawTextSourceNewLineAtEOF(src);
+ break;
+ }
+ }
+ }
+ }
+ else if (pos > position) {
+ while (pos > position) {
+ pos = SrcScan(src, pos, XawstEOL, XawsdLeft, 1, False);
+ if (--pos >= position)
+ --base_line;
+ }
+ }
+
+ ctx->text.lt.top = position;
+ ctx->text.lt.base_line = base_line;
+ }
+#else
+ if (line == 0)
+ ctx->text.lt.top = position;
+#endif
+
+ /* CONSTCOND */
+ while (True) {
+ XawTextSinkFindPosition(ctx->text.sink, position, ctx->text.left_margin,
+ wwidth, ctx->text.wrap == XawtextWrapWord,
+ &end, &width, &height);
+
+ if (lt->position != position) {
+ _XawTextNeedsUpdating(ctx, position,
+ end <= position ? position + 1 : end);
+ ctx->text.clear_to_eol = True;
+ lt->position = position;
+ }
+ if (lt->y != y) {
+ if (update_from < 0)
+ update_from = line == 0 ?
+ ctx->text.lt.info[0].position :
+ ctx->text.lt.info[line - 1].position;
+ lt->y = y;
+ ctx->text.clear_to_eol = True;
+ }
+ if (lt->textWidth != width) {
+ if (lt->textWidth > width)
+ ctx->text.clear_to_eol = True;
+ lt->textWidth = width;
+ }
+ y += height;
+
+ if (end > ctx->text.lastPos) {
+ position = end;
+ ctx->text.clear_to_eol = True;
+ _XawTextNeedsUpdating(ctx, end, end + ctx->text.lt.lines - line);
+ while (line++ < ctx->text.lt.lines) {
+ if (line > 1 && y > max_y) {
+ ctx->text.lt.lines = line - 1;
+ break;
+ }
+ ++lt;
+ if (lt->y != y) {
+ if (update_from < 0)
+ update_from = line < 2 ?
+ ctx->text.lt.info[0].position :
+ ctx->text.lt.info[line - 2].position;
+ lt->y = y;
+ }
+ lt->position = ++position;
+ lt->textWidth = 0;
+ y += height;
+ }
+ if (update_from >= 0)
+ _XawTextNeedsUpdating(ctx, update_from,
+ ctx->text.lt.info[ctx->text.lt.lines].position);
+ _XawTextSetScrollBars(ctx);
+
+ return (ctx->text.lastPos);
+ }
+
+ if (line && y > max_y)
+ /* will return in the next loop */
+ ctx->text.lt.lines = line;
+
+ if (++line > ctx->text.lt.lines && y < max_y) {
+ /* grow the line table */
+ ctx->text.lt.info = (XawTextLineTableEntry *)
+ XtRealloc((char *)ctx->text.lt.info,
+ sizeof(XawTextLineTableEntry) * (line + 1));
+ lt = ctx->text.lt.info + line;
+ bzero(lt, sizeof(XawTextLineTableEntry));
+ ++ctx->text.lt.lines;
+ }
+ else
+ ++lt;
+ if (position == end)
+ ++position;
+ else
+ position = end;
+
+ if (line > ctx->text.lt.lines) {
+ if (update_from >= 0)
+ _XawTextNeedsUpdating(ctx, update_from,
+ ctx->text.lt.info[ctx->text.lt.lines].position);
+ _XawTextSetScrollBars(ctx);
+
+ return (position);
+ }
+ }
+ /*NOTREACHED*/
+}
+
+/*
+ * Function:
+ * GetWidestLine
+ *
+ * Parameters:
+ * ctx - text widget
+ *
+ * Description:
+ * Returns the width (in pixels) of the widest line that
+ * is currently visable.
+ *
+ * Returns:
+ * The width of the widest line
+ */
+static unsigned int
+GetWidestLine(TextWidget ctx)
+{
+ int i;
+ unsigned int widest;
+ XawTextLineTablePtr lt = &(ctx->text.lt);
+
+ for (i = 0, widest = 0; i < lt->lines; i++)
+ if (widest < lt->info[i].textWidth)
+ widest = lt->info[i].textWidth;
+
+ return (widest);
+}
+
+/*
+ * This routine is used by Text to notify an associated scrollbar of the
+ * correct metrics (position and shown fraction) for the text being currently
+ * displayed in the window.
+ */
+void
+_XawTextSetScrollBars(TextWidget ctx)
+{
+ float first, last, denom, widest;
+
+ if (ctx->text.scroll_vert == XawtextScrollAlways) {
+ if (ctx->text.lastPos == 0)
+ first = 0.0;
+ else
+ first = ctx->text.lt.top / (float)ctx->text.lastPos;
+
+ if (ctx->text.lt.info[ctx->text.lt.lines].position < ctx->text.lastPos)
+ last = ctx->text.lt.info[ctx->text.lt.lines].position /
+ (float)ctx->text.lastPos;
+ else
+ last = 1.0;
+
+ XawScrollbarSetThumb(ctx->text.vbar, first, last - first);
+ }
+
+ if (ctx->text.scroll_horiz == XawtextScrollAlways) {
+ denom = GetWidestLine(ctx);
+ if (denom <= 0)
+ denom = (int)XtWidth(ctx) - RHMargins(ctx);
+ if (denom <= 0)
+ denom = 1;
+ widest = ((int)XtWidth(ctx) - RHMargins(ctx)) / denom;
+ first = ctx->text.r_margin.left - ctx->text.left_margin;
+ first /= denom;
+
+ XawScrollbarSetThumb(ctx->text.hbar, first, widest);
+ }
+}
+
+static void
+DoCopyArea(TextWidget ctx, int src_x, int src_y,
+ unsigned int width, unsigned int height, int dst_x, int dst_y)
+{
+ int x1, y1, x2, y2;
+
+ x1 = ctx->text.r_margin.left;
+ y1 = ctx->text.r_margin.top;
+ x2 = XtWidth(ctx) - ctx->text.r_margin.right;
+ y2 = XtHeight(ctx) - ctx->text.r_margin.bottom;
+
+ if (x1 >= x2 || y1 >= y2)
+ return;
+
+ src_x = XawMax(x1, XawMin(src_x, x2));
+ src_y = XawMax(y1, XawMin(src_y, y2));
+ dst_x = XawMax(x1, XawMin(dst_x, x2));
+ dst_y = XawMax(y1, XawMin(dst_y, y2));
+ width = XawMax(0, XawMin(x2 - dst_x, (int)width));
+ height = XawMax(0, XawMin(y2 - dst_y, (int)height));
+
+ XCopyArea(XtDisplay(ctx), XtWindow(ctx), XtWindow(ctx), ctx->text.gc,
+ src_x, src_y, width, height, dst_x, dst_y);
+}
+
+/*
+ * Function:
+ * XawTextScroll
+ *
+ * Parameters:
+ * ctx - text widget
+ * vlines - number of lines to scroll vertically
+ * hpixels - number of pixels to scroll horizontally
+ *
+ * Description:
+ * Generic function for scrolling the text window.
+ * Allows vertical and horizontal scroll at the same time.
+ */
+void
+XawTextScroll(TextWidget ctx, int vlines, int hpixels)
+{
+ XawTextPosition top, tmp, update_from, update_to;
+ XawTextLineTable *lt;
+ Arg arglist[1];
+ int y0, y1, y2, count, dim, wwidth, lines = ctx->text.lt.lines;
+ int vwidth, vheight; /* visible width and height */
+ Bool scroll;
+
+ vwidth = (int)XtWidth(ctx) - RHMargins(ctx);
+ vheight = (int)XtHeight(ctx) - RVMargins(ctx);
+ lt = &ctx->text.lt;
+
+ if (!lt || vwidth <= 0 || vheight <= 0)
+ return;
+
+ if ((scroll = ctx->core.background_pixmap == XtUnspecifiedPixmap) == True) {
+ dim = lt->info[1].y - lt->info[0].y;
+ for (count = 1; count < lt->lines - 1; count++)
+ if (lt->info[count + 1].y - lt->info[count].y != dim) {
+ scroll = False;
+ break;
+ }
+ }
+
+ wwidth = GetMaxTextWidth(ctx);
+
+ /*
+ * Do the horizontall scrolling
+ */
+ if (hpixels < 0 && ctx->text.left_margin - hpixels > ctx->text.r_margin.left)
+ hpixels = ctx->text.left_margin - ctx->text.r_margin.left;
+ ctx->text.left_margin -= hpixels;
+
+ update_from = lt->top; /* remember the old value */
+ /*
+ * Checks the requested number of lines and calculates the top
+ * of the line table
+ */
+ if (vlines < 0) { /* VScroll Up */
+ if (IsPositionVisible(ctx, 0))
+ vlines = 0;
+ else if (ctx->text.wrap != XawtextWrapNever) {
+ XawTextPosition end;
+ int n_lines = 0;
+
+ count = -vlines;
+ end = lt->top;
+ while (n_lines < count) {
+ top = SrcScan(ctx->text.source, end, XawstEOL,
+ XawsdLeft, 2, False);
+ n_lines += CountLines(ctx, top, end);
+ end = top;
+ }
+
+ while (count++ < n_lines) {
+ tmp = top;
+ XawTextSinkFindPosition(ctx->text.sink, top,
+ ctx->text.left_margin,
+ wwidth,ctx->text.wrap == XawtextWrapWord,
+ &top, &dim, &dim);
+ if (tmp == top)
+ ++top;
+ }
+ }
+ else
+ top = SrcScan(ctx->text.source, lt->top, XawstEOL,
+ XawsdLeft, -vlines + 1, False);
+ if (-vlines >= ctx->text.lt.lines)
+ scroll = False;
+ }
+ else if (vlines > 0) { /* VScroll Down */
+ if (LineForPosition(ctx, ctx->text.lastPos) == 0)
+ vlines = 0;
+ if (vlines < lt->lines)
+ top = XawMin(lt->info[vlines].position, ctx->text.lastPos);
+ else if (ctx->text.wrap == XawtextWrapNever)
+ top = SrcScan(ctx->text.source,
+ SrcScan(ctx->text.source, lt->top,
+ XawstEOL, XawsdRight, vlines,
+ True),
+ XawstEOL, XawsdLeft, 1, False);
+ else {
+ top = lt->top;
+ count = 0;
+ while (count++ < vlines) {
+ tmp = top;
+ XawTextSinkFindPosition(ctx->text.sink, top,
+ ctx->text.left_margin,
+ wwidth, ctx->text.wrap == XawtextWrapWord,
+ &top, &dim, &dim);
+ if (tmp == top)
+ ++top;
+ }
+ }
+ if (vlines >= ctx->text.lt.lines
+ || lt->info[vlines].position >= ctx->text.lastPos)
+ scroll = False;
+ }
+
+ if (!vlines) {
+ if (hpixels) {
+ ClearWindow(ctx);
+ ctx->text.clear_to_eol = True;
+ }
+ _XawTextSetScrollBars(ctx);
+ return;
+ }
+
+ /* Flushes any pending updates. Normally, there may be a call to
+ * XawTextUnsetSelection not yet updated.
+ */
+ if (!hpixels && scroll) {
+ ctx->text.clear_to_eol = True;
+ FlushUpdate(ctx);
+ }
+
+ /*
+ * Rebuild the line table, doing the vertical scroll
+ */
+ (void)_BuildLineTable(ctx, top, 0);
+ lt = &ctx->text.lt;
+ if (scroll) {
+ for (count = 0; count < lt->lines - 1; count++)
+ if (lt->info[count + 1].y - lt->info[count].y != dim) {
+ scroll = False;
+ break;
+ }
+ }
+
+ XtSetArg(arglist[0], XtNinsertPosition, lt->top + lt->lines);
+ _XawImSetValues((Widget)ctx, arglist, 1);
+
+ if (hpixels || !scroll || lines != lt->lines)
+ return;
+
+ /* _BuildLineTable updates everything if the top position changes.
+ * It is not required here.
+ */
+ (void)XmuScanlineXor(ctx->text.update, ctx->text.update);
+ if (vlines < 0 && IsPositionVisible(ctx, 0))
+ vlines = -LineForPosition(ctx, update_from);
+
+ y0 = ctx->text.r_margin.top;
+ if (vlines < 0) {
+ update_from = lt->top;
+ update_to = lt->info[-vlines + 1].position - 1;
+ y1 = lt->info[lt->lines + vlines].y;
+ y2 = lt->info[-vlines].y;
+ DoCopyArea(ctx, ctx->text.r_margin.left, y0, vwidth,
+ y1 - y0,
+ ctx->text.r_margin.left, y2);
+ }
+ else {
+ update_from = lt->info[lt->lines - vlines].position;
+ update_to = lt->info[lt->lines].position;
+ y1 = lt->info[lt->lines - vlines].y;
+ y2 = lt->info[vlines].y;
+ DoCopyArea(ctx, ctx->text.r_margin.left, y2,
+ vwidth, lt->info[lt->lines].y - y2,
+ ctx->text.r_margin.left, y0);
+ }
+ _XawTextNeedsUpdating(ctx, update_from, update_to);
+ ctx->text.clear_to_eol = True;
+}
+
+/*
+ * The routine will scroll the displayed text by lines. If the arg is
+ * positive, move up; otherwise, move down. [note: this is really a private
+ * procedure but is used in multiple modules].
+ */
+void
+_XawTextVScroll(TextWidget ctx, int n)
+{
+ XawTextScroll(ctx, n, 0);
+}
+
+/*ARGSUSED*/
+static void
+HScroll(Widget w, XtPointer closure, XtPointer callData)
+{
+ TextWidget ctx = (TextWidget)closure;
+ long pixels = (long)callData;
+
+ if (pixels > 0) {
+ long max;
+
+ max = (int)GetWidestLine(ctx) + ctx->text.left_margin -
+ ctx->text.r_margin.left;
+ max = XawMax(0, max);
+ pixels = XawMin(pixels, max);
+ }
+
+ if (pixels) {
+ _XawTextPrepareToUpdate(ctx);
+ XawTextScroll(ctx, 0, pixels);
+ _XawTextExecuteUpdate(ctx);
+ }
+}
+
+/*ARGSUSED*/
+static void
+HJump(Widget w, XtPointer closure, XtPointer callData)
+{
+ TextWidget ctx = (TextWidget)closure;
+ float percent = *(float *)callData;
+ long pixels;
+
+ pixels = ctx->text.left_margin -
+ (ctx->text.r_margin.left - (int)(percent * GetWidestLine(ctx)));
+
+ HScroll(w, (XtPointer)ctx, (XtPointer)pixels);
+}
+
+/*
+ * Function:
+ * UpdateTextInLine
+ *
+ * Parameters:
+ * ctx - text widget
+ * line - line to update
+ * x1 - left pixel
+ * x2 - right pixel
+ *
+ * Description:
+ * Updates the text in the given line and pixel interval
+ */
+static void
+UpdateTextInLine(TextWidget ctx, int line, int x1, int x2)
+{
+ XawTextLineTableEntry *lt = ctx->text.lt.info + line;
+ XawTextPosition left, right;
+ int from_x, width, height;
+
+ if (lt->position >= ctx->text.lastPos
+ || ctx->text.left_margin > x2
+ || (int)lt->textWidth + ctx->text.left_margin < x1) {
+ /* Mark line to be cleared */
+ if (ctx->text.clear_to_eol)
+ _XawTextNeedsUpdating(ctx, lt->position, lt->position + 1);
+ return;
+ }
+
+ from_x = ctx->text.left_margin;
+ XawTextSinkFindPosition(ctx->text.sink, lt->position,
+ from_x, x1 - from_x,
+ False, &left, &width, &height);
+ if (line == ctx->text.lt.lines)
+ right = -1;
+ else if (x2 >= lt->textWidth - from_x)
+ right = lt[1].position - 1;
+ else {
+ from_x += width;
+ XawTextSinkFindPosition(ctx->text.sink, left,
+ from_x, x2 - from_x,
+ False, &right, &width, &height);
+ }
+
+ if ((right < 0) || (right + 1 <= lt[1].position))
+ ++right;
+
+ /* Mark text interval to be repainted */
+ _XawTextNeedsUpdating(ctx, left, right);
+}
+
+/*
+ * The routine will scroll the displayed text by pixels. If the calldata is
+ * positive, move up; otherwise, move down.
+ */
+/*ARGSUSED*/
+static void
+VScroll(Widget w, XtPointer closure, XtPointer callData)
+{
+ TextWidget ctx = (TextWidget)closure;
+ long height, lines = (long)callData;
+
+ height = XtHeight(ctx) - VMargins(ctx);
+ if (height < 1)
+ height = 1;
+ lines = (lines * ctx->text.lt.lines) / height;
+ _XawTextPrepareToUpdate(ctx);
+ XawTextScroll(ctx, lines, 0);
+ _XawTextExecuteUpdate(ctx);
+}
+
+/*ARGSUSED*/
+static void
+VJump(Widget w, XtPointer closure, XtPointer callData)
+{
+ float percent = *(float *)callData;
+ TextWidget ctx = (TextWidget)closure;
+ XawTextPosition top, last, position, tmp;
+ XawTextLineTable *lt = &(ctx->text.lt);
+ int dim, vlines = 0, wwidth = GetMaxTextWidth(ctx);
+ Bool scroll = True;
+
+ position = percent * ctx->text.lastPos;
+ top = lt->top;
+
+ if (!lt->lines || (position >= lt->top && position < lt->info[1].position)) {
+ _XawTextSetScrollBars(ctx);
+ return;
+ }
+
+#ifndef OLDXAW
+ ctx->text.lt.base_line = -1;
+#endif
+
+ if (position > lt->top) { /* VScroll Up */
+ if (position > lt->top && position < lt->info[lt->lines].position)
+ vlines = LineForPosition(ctx, position);
+ else {
+ scroll = False;
+ top = SrcScan(ctx->text.source, position, XawstEOL,
+ XawsdLeft, 1, False);
+ if (ctx->text.wrap != XawtextWrapNever) {
+ last = top;
+ while (last < position) {
+ tmp = last;
+ XawTextSinkFindPosition(ctx->text.sink, last,
+ ctx->text.left_margin, wwidth,
+ ctx->text.wrap == XawtextWrapWord,
+ &last, &dim, &dim);
+ if (last == tmp)
+ ++last;
+ if (last < position)
+ top = last;
+ }
+ }
+ }
+ }
+ else { /* VScroll Down */
+ /*
+ * Calculates the number of lines
+ */
+ while (top > position) {
+ last = top;
+ top = SrcScan(ctx->text.source, top, XawstEOL,
+ XawsdLeft, 2, False);
+ vlines -= CountLines(ctx, top, last);
+ if (-vlines >= ctx->text.lt.lines) {
+ scroll = False;
+ top = SrcScan(ctx->text.source, position, XawstEOL,
+ XawsdLeft, 1, False);
+ break;
+ }
+ }
+ /*
+ * Normalize
+ */
+ if (ctx->text.wrap != XawtextWrapNever) {
+ last = top;
+ while (last < position) {
+ tmp = last;
+ XawTextSinkFindPosition(ctx->text.sink, last,
+ ctx->text.left_margin,
+ wwidth,
+ ctx->text.wrap == XawtextWrapWord,
+ &last, &dim, &dim);
+ if (last == tmp)
+ ++last;
+ if (last < position)
+ top = last;
+ ++vlines;
+ }
+ }
+ }
+
+ if (vlines || !scroll) {
+ _XawTextPrepareToUpdate(ctx);
+ if (scroll)
+ XawTextScroll(ctx, vlines, 0);
+ else
+ _BuildLineTable(ctx, top, 0);
+ _XawTextExecuteUpdate(ctx);
+ }
+}
+
+static Bool
+MatchSelection(Atom selection, XawTextSelection *s)
+{
+ Atom *match;
+ int count;
+
+ for (count = 0, match = s->selections; count < s->atom_count;
+ match++, count++)
+ if (*match == selection)
+ return (True);
+
+ return (False);
+}
+
+static Boolean
+TextConvertSelection(Widget w, Atom *selection, Atom *target, Atom *type,
+ XtPointer *value, unsigned long *length, int *format)
+{
+ Display *d = XtDisplay(w);
+ TextWidget ctx = (TextWidget)w;
+ Widget src = ctx->text.source;
+ XawTextEditType edit_mode;
+ Arg args[1];
+ XawTextSelectionSalt *salt = NULL;
+ XawTextSelection *s;
+
+ if (*target == XA_TARGETS(d)) {
+ Atom *targetP, *std_targets;
+ unsigned long std_length;
+
+ if (SrcCvtSel(src, selection, target, type, value, length, format))
+ return (True);
+
+ XtSetArg(args[0], XtNeditType, &edit_mode);
+ XtGetValues(src, args, ONE);
+
+ XmuConvertStandardSelection(w, ctx->text.time, selection,
+ target, type, (XPointer*)&std_targets,
+ &std_length, format);
+
+ *length = 7 + (edit_mode == XawtextEdit) + std_length;
+ *value = XtMalloc((unsigned)sizeof(Atom)*(*length));
+ targetP = *(Atom**)value;
+ *targetP++ = XA_STRING;
+ *targetP++ = XA_TEXT(d);
+ *targetP++ = XA_UTF8_STRING(d);
+ *targetP++ = XA_COMPOUND_TEXT(d);
+ *targetP++ = XA_LENGTH(d);
+ *targetP++ = XA_LIST_LENGTH(d);
+ *targetP++ = XA_CHARACTER_POSITION(d);
+ if (edit_mode == XawtextEdit) {
+ *targetP++ = XA_DELETE(d);
+ }
+ (void)memmove((char*)targetP, (char*)std_targets,
+ sizeof(Atom) * std_length);
+ XtFree((char*)std_targets);
+ *type = XA_ATOM;
+ *format = 32;
+ return (True);
+ }
+
+ if (SrcCvtSel(src, selection, target, type, value, length, format))
+ return (True);
+
+ if (MatchSelection(*selection, &ctx->text.s))
+ s = &ctx->text.s;
+ else {
+ for (salt = ctx->text.salt; salt; salt = salt->next)
+ if (MatchSelection(*selection, &salt->s))
+ break;
+ if (!salt)
+ return (False);
+ s = &salt->s;
+ }
+ if (*target == XA_STRING
+ || *target == XA_TEXT(d)
+ || *target == XA_UTF8_STRING(d)
+ || *target == XA_COMPOUND_TEXT(d)) {
+ if (*target == XA_TEXT(d)) {
+ if (XawTextFormat(ctx, XawFmtWide))
+ *type = XA_COMPOUND_TEXT(d);
+ else
+ *type = XA_STRING;
+ }
+ else
+ *type = *target;
+ /*
+ * If salt is True, the salt->contents stores CT string,
+ * its length is measured in bytes.
+ * Refer to _XawTextSaltAwaySelection().
+ *
+ * by Li Yuhong, Mar. 20, 1991.
+ */
+ if (!salt) {
+ *value = _XawTextGetSTRING(ctx, s->left, s->right);
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ XTextProperty textprop;
+ if (XwcTextListToTextProperty(d, (wchar_t **)value, 1,
+ XCompoundTextStyle, &textprop)
+ < Success) {
+ XtFree((char *)*value);
+ return (False);
+ }
+ XtFree((char *)*value);
+ *value = (XtPointer)textprop.value;
+ *length = textprop.nitems;
+ }
+ else
+ *length = strlen((char *)*value);
+ }
+ else {
+ *value = XtMalloc((salt->length + 1) * sizeof(unsigned char));
+ strcpy ((char *)*value, salt->contents);
+ *length = salt->length;
+ }
+ /* Got *value,*length, now in COMPOUND_TEXT format. */
+ if (XawTextFormat(ctx, XawFmtWide) && *type == XA_STRING) {
+ XTextProperty textprop;
+ wchar_t **wlist;
+ int count;
+
+ textprop.encoding = XA_COMPOUND_TEXT(d);
+ textprop.value = (unsigned char *)*value;
+ textprop.nitems = strlen(*value);
+ textprop.format = 8;
+ if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
+ < Success
+ || count < 1) {
+ XtFree((char *)*value);
+ return (False);
+ }
+ XtFree((char *)*value);
+ if (XwcTextListToTextProperty(d, wlist, 1, XStringStyle, &textprop)
+ < Success) {
+ XwcFreeStringList((wchar_t**) wlist);
+ return (False);
+ }
+ *value = (XtPointer)textprop.value;
+ *length = textprop.nitems;
+ XwcFreeStringList(wlist);
+ } else if (*type == XA_UTF8_STRING(d)) {
+ XTextProperty textprop;
+ char **list;
+ int count;
+
+ textprop.encoding = XA_COMPOUND_TEXT(d);
+ textprop.value = (unsigned char *)*value;
+ textprop.nitems = strlen(*value);
+ textprop.format = 8;
+ if (Xutf8TextPropertyToTextList(d, &textprop, &list, &count)
+ < Success
+ || count < 1) {
+ XtFree((char *)*value);
+ return (False);
+ }
+ XtFree((char *)*value);
+ *value = *list;
+ *length = strlen(*list);
+ XFree(list);
+ }
+ *format = 8;
+ return (True);
+ }
+
+ if ((*target == XA_LIST_LENGTH(d)) || (*target == XA_LENGTH(d))) {
+ long * temp;
+
+ temp = (long *)XtMalloc((unsigned)sizeof(long));
+ if (*target == XA_LIST_LENGTH(d))
+ *temp = 1L;
+ else /* *target == XA_LENGTH(d) */
+ *temp = (long) (s->right - s->left);
+
+ *value = (XPointer)temp;
+ *type = XA_INTEGER;
+ *length = 1L;
+ *format = 32;
+ return (True);
+ }
+
+ if (*target == XA_CHARACTER_POSITION(d)) {
+ long * temp;
+
+ temp = (long *)XtMalloc((unsigned)(2 * sizeof(long)));
+ temp[0] = (long)(s->left + 1);
+ temp[1] = s->right;
+ *value = (XPointer)temp;
+ *type = XA_SPAN(d);
+ *length = 2L;
+ *format = 32;
+ return (True);
+ }
+
+ if (*target == XA_DELETE(d)) {
+ if (!salt)
+ _XawTextZapSelection(ctx, NULL, True);
+ *value = NULL;
+ *type = XA_NULL(d);
+ *length = 0;
+ *format = 32;
+ return (True);
+ }
+
+ if (XmuConvertStandardSelection(w, ctx->text.time, selection, target, type,
+ (XPointer *)value, length, format))
+ return (True);
+
+ /* else */
+ return (False);
+}
+
+/*
+ * Function:
+ * GetCutBuffferNumber
+ *
+ * Parameters:
+ * atom - atom to check
+ *
+ * Description:
+ * Returns the number of the cut buffer.
+ *
+ * Returns:
+ * The number of the cut buffer representing this atom or NOT_A_CUT_BUFFER
+ */
+#define NOT_A_CUT_BUFFER -1
+static int
+GetCutBufferNumber(Atom atom)
+{
+ if (atom == XA_CUT_BUFFER0) return (0);
+ if (atom == XA_CUT_BUFFER1) return (1);
+ if (atom == XA_CUT_BUFFER2) return (2);
+ if (atom == XA_CUT_BUFFER3) return (3);
+ if (atom == XA_CUT_BUFFER4) return (4);
+ if (atom == XA_CUT_BUFFER5) return (5);
+ if (atom == XA_CUT_BUFFER6) return (6);
+ if (atom == XA_CUT_BUFFER7) return (7);
+ return (NOT_A_CUT_BUFFER);
+}
+
+static void
+TextLoseSelection(Widget w, Atom *selection)
+{
+ TextWidget ctx = (TextWidget)w;
+ Atom *atomP;
+ int i;
+ XawTextSelectionSalt*salt, *prevSalt, *nextSalt;
+
+ atomP = ctx->text.s.selections;
+ for (i = 0 ; i < ctx->text.s.atom_count; i++, atomP++)
+ if ((*selection == *atomP)
+ || (GetCutBufferNumber(*atomP) != NOT_A_CUT_BUFFER))
+ *atomP = (Atom)0;
+
+ while (ctx->text.s.atom_count
+ && ctx->text.s.selections[ctx->text.s.atom_count - 1] == 0)
+ ctx->text.s.atom_count--;
+
+ /*
+ * Must walk the selection list in opposite order from UnsetSelection
+ */
+ atomP = ctx->text.s.selections;
+ for (i = 0 ; i < ctx->text.s.atom_count; i++, atomP++)
+ if (*atomP == (Atom)0) {
+ *atomP = ctx->text.s.selections[--ctx->text.s.atom_count];
+ while (ctx->text.s.atom_count
+ && ctx->text.s.selections[ctx->text.s.atom_count-1] == 0)
+ ctx->text.s.atom_count--;
+ }
+
+ if (ctx->text.s.atom_count == 0)
+ ModifySelection(ctx, ctx->text.insertPos, ctx->text.insertPos);
+
+ prevSalt = 0;
+ for (salt = ctx->text.salt; salt; salt = nextSalt) {
+ atomP = salt->s.selections;
+ nextSalt = salt->next;
+ for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
+ if (*selection == *atomP)
+ *atomP = (Atom)0;
+
+ while (salt->s.atom_count
+ && salt->s.selections[salt->s.atom_count-1] == 0)
+ salt->s.atom_count--;
+
+ /*
+ * Must walk the selection list in opposite order from UnsetSelection
+ */
+ atomP = salt->s.selections;
+ for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
+ if (*atomP == (Atom)0) {
+ *atomP = salt->s.selections[--salt->s.atom_count];
+ while (salt->s.atom_count
+ && salt->s.selections[salt->s.atom_count-1] == 0)
+ salt->s.atom_count--;
+ }
+
+ if (salt->s.atom_count == 0) {
+ XtFree ((char *) salt->s.selections);
+ XtFree (salt->contents);
+ if (prevSalt)
+ prevSalt->next = nextSalt;
+ else
+ ctx->text.salt = nextSalt;
+ XtFree((char *)salt);
+ }
+ else
+ prevSalt = salt;
+ }
+}
+
+void
+_XawTextSaltAwaySelection(TextWidget ctx, Atom *selections, int num_atoms)
+{
+ XawTextSelectionSalt *salt;
+ int i, j;
+
+ for (i = 0; i < num_atoms; i++)
+ TextLoseSelection((Widget)ctx, selections + i);
+ if (num_atoms == 0)
+ return;
+ salt = (XawTextSelectionSalt *)
+ XtMalloc((unsigned)sizeof(XawTextSelectionSalt));
+ if (!salt)
+ return;
+ salt->s.selections = (Atom *)XtMalloc((unsigned)(num_atoms * sizeof(Atom)));
+ if (!salt->s.selections) {
+ XtFree((char *)salt);
+ return;
+ }
+ salt->s.left = ctx->text.s.left;
+ salt->s.right = ctx->text.s.right;
+ salt->s.type = ctx->text.s.type;
+ salt->contents = _XawTextGetSTRING(ctx, ctx->text.s.left, ctx->text.s.right);
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ XTextProperty textprop;
+ if (XwcTextListToTextProperty(XtDisplay((Widget)ctx),
+ (wchar_t**)(&(salt->contents)), 1,
+ XCompoundTextStyle,
+ &textprop) < Success) {
+ XtFree(salt->contents);
+ salt->length = 0;
+ return;
+ }
+ XtFree(salt->contents);
+ salt->contents = (char *)textprop.value;
+ salt->length = textprop.nitems;
+ }
+ else
+ salt->length = strlen (salt->contents);
+ salt->next = ctx->text.salt;
+ ctx->text.salt = salt;
+ j = 0;
+ for (i = 0; i < num_atoms; i++) {
+ if (GetCutBufferNumber (selections[i]) == NOT_A_CUT_BUFFER) {
+ salt->s.selections[j++] = selections[i];
+ XtOwnSelection((Widget)ctx, selections[i], ctx->text.time,
+ TextConvertSelection, TextLoseSelection, NULL);
+ }
+ }
+ salt->s.atom_count = j;
+}
+
+static void
+_SetSelection(TextWidget ctx, XawTextPosition left, XawTextPosition right,
+ Atom *selections, Cardinal count)
+{
+#ifndef OLDXAW
+ Cardinal i;
+ XawTextPosition pos;
+ TextSrcObject src = (TextSrcObject)ctx->text.source;
+
+ for (i = 0; i < src->textSrc.num_text; i++) {
+ TextWidget tw = (TextWidget)src->textSrc.text[i];
+ Bool needs_updating = tw->text.old_insert < 0;
+ Bool showposition = tw->text.showposition;
+
+ if (needs_updating) {
+ tw->text.showposition = False;
+ _XawTextPrepareToUpdate(tw);
+ }
+#else
+ TextWidget tw = ctx;
+ XawTextPosition pos;
+#endif /* OLDXAW */
+
+ if (left < tw->text.s.left) {
+ pos = Min(right, tw->text.s.left);
+ _XawTextNeedsUpdating(tw, left, pos);
+ }
+ if (left > tw->text.s.left) {
+ pos = Min(left, tw->text.s.right);
+ _XawTextNeedsUpdating(tw, tw->text.s.left, pos);
+ }
+ if (right < tw->text.s.right) {
+ pos = Max(right, tw->text.s.left);
+ _XawTextNeedsUpdating(tw, pos, tw->text.s.right);
+ }
+ if (right > tw->text.s.right) {
+ pos = Max(left, tw->text.s.right);
+ _XawTextNeedsUpdating(tw, pos, right);
+ }
+
+ tw->text.s.left = left;
+ tw->text.s.right = right;
+
+#ifndef OLDXAW
+ if (needs_updating) {
+ _XawTextExecuteUpdate(tw);
+ tw->text.showposition = showposition;
+ }
+ }
+#endif /* OLDXAW */
+
+ SrcSetSelection(ctx->text.source, left, right,
+ (count == 0) ? None : selections[0]);
+
+ if (left < right) {
+ Widget w = (Widget)ctx;
+ int buffer;
+
+ while (count) {
+ Atom selection = selections[--count];
+
+ /*
+ * If this is a cut buffer
+ */
+ if ((buffer = GetCutBufferNumber(selection)) != NOT_A_CUT_BUFFER) {
+ unsigned char *ptr, *tptr;
+ unsigned int amount, max_len = MAX_CUT_LEN(XtDisplay(w));
+ unsigned long len;
+
+ tptr= ptr= (unsigned char *)_XawTextGetSTRING(ctx,
+ ctx->text.s.left,
+ ctx->text.s.right);
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ /*
+ * Only XA_STRING(Latin 1) is allowed in CUT_BUFFER,
+ * so we get it from wchar string, then free the wchar string
+ */
+ XTextProperty textprop;
+
+ if (XwcTextListToTextProperty(XtDisplay(w), (wchar_t**)&ptr,
+ 1, XStringStyle, &textprop)
+ < Success){
+ XtFree((char *)ptr);
+ return;
+ }
+ XtFree((char *)ptr);
+ tptr = ptr = textprop.value;
+ }
+ if (buffer == 0) {
+ _CreateCutBuffers(XtDisplay(w));
+ XRotateBuffers(XtDisplay(w), 1);
+ }
+ amount = Min ((len = strlen((char *)ptr)), max_len);
+ XChangeProperty(XtDisplay(w), RootWindow(XtDisplay(w), 0),
+ selection, XA_STRING, 8, PropModeReplace,
+ ptr, amount);
+
+ while (len > max_len) {
+ len -= max_len;
+ tptr += max_len;
+ amount = Min (len, max_len);
+ XChangeProperty(XtDisplay(w), RootWindow(XtDisplay(w), 0),
+ selection, XA_STRING, 8, PropModeAppend,
+ tptr, amount);
+ }
+ XtFree ((char *)ptr);
+ }
+ else /* This is a real selection */
+ XtOwnSelection(w, selection, ctx->text.time, TextConvertSelection,
+ TextLoseSelection, NULL);
+ }
+ }
+ else
+ XawTextUnsetSelection((Widget)ctx);
+}
+
+#ifndef OLDXAW
+void
+_XawTextSetLineAndColumnNumber(TextWidget ctx, Bool force)
+{
+ int line_number, column_number;
+
+ if (ctx->text.old_insert != ctx->text.insertPos &&
+ ctx->text.lt.base_line < 0) {
+ ctx->text.lt.base_line = 0;
+ (void)_BuildLineTable(ctx, ctx->text.lt.top, 0);
+ }
+
+ line_number = ResolveLineNumber(ctx);
+ column_number = ResolveColumnNumber(ctx);
+
+ if (force || (ctx->text.column_number != column_number
+ || ctx->text.line_number != line_number)) {
+ XawTextPositionInfo info;
+
+ ctx->text.line_number = info.line_number = line_number;
+ ctx->text.column_number = info.column_number = column_number;
+ info.insert_position = ctx->text.insertPos;
+ info.last_position = ctx->text.lastPos;
+ info.overwrite_mode = ctx->text.overwrite;
+
+ XtCallCallbacks((Widget)ctx, XtNpositionCallback, (XtPointer)&info);
+ }
+}
+
+static int
+ResolveColumnNumber(TextWidget ctx)
+{
+ Widget src = ctx->text.source;
+ short column_number = 0;
+ XawTextPosition position;
+ XawTextBlock block;
+ unsigned long format = _XawTextFormat(ctx);
+ TextSinkObject sink = (TextSinkObject)ctx->text.sink;
+ short *char_tabs = sink->text_sink.char_tabs;
+ int tab_count = sink->text_sink.tab_count;
+ int tab_index = 0, tab_column = 0, tab_base = 0;
+
+ if (ctx->text.lt.base_line < 1)
+ return (ctx->text.column_number);
+
+ position = SrcScan(src, ctx->text.insertPos, XawstEOL, XawsdLeft, 1, False);
+ XawTextSourceRead(src, position, &block, ctx->text.insertPos - position);
+
+ for (; position < ctx->text.insertPos; position++) {
+ if (position - block.firstPos >= block.length)
+ XawTextSourceRead(src, position, &block, ctx->text.insertPos - position);
+ if ((format == XawFmt8Bit && block.ptr[position - block.firstPos] == '\t') ||
+ (format == XawFmtWide && ((wchar_t*)block.ptr)[position - block.firstPos] == _Xaw_atowc(XawTAB))) {
+ while (tab_base + tab_column <= column_number) {
+ if (tab_count) {
+ for (; tab_index < tab_count; ++tab_index)
+ if (tab_base + char_tabs[tab_index] > column_number) {
+ tab_column = char_tabs[tab_index];
+ break;
+ }
+ if (tab_index >= tab_count) {
+ tab_base += char_tabs[tab_count - 1];
+ tab_column = tab_index = 0;
+ }
+ }
+ else
+ tab_column += DEFAULT_TAB_SIZE;
+ }
+ column_number = tab_base + tab_column;
+ }
+ else
+ ++column_number;
+ if (column_number >= 16384) {
+ column_number = 16383;
+ break;
+ }
+ }
+
+ return (column_number);
+}
+#endif /* OLDXAW */
+
+void
+_XawTextSourceChanged(Widget w, XawTextPosition left, XawTextPosition right,
+ XawTextBlock *block, int lines)
+{
+ TextWidget ctx = (TextWidget)w;
+ Widget src = ctx->text.source;
+ XawTextPosition update_from, update_to, top;
+ Boolean update_disabled;
+ int delta, line, line_from;
+
+ if (left < ctx->text.old_insert) {
+ XawTextPosition old_insert = ctx->text.old_insert;
+
+ if (right < ctx->text.old_insert)
+ old_insert -= right - left;
+ else
+ old_insert = left;
+
+ ctx->text.insertPos = old_insert + block->length;
+ }
+#ifndef OLDXAW
+ if (left <= ctx->text.lt.top) {
+ if (left + block->length - (right - left) < ctx->text.lt.top) {
+ ctx->text.source_changed = SRC_CHANGE_BEFORE;
+ ctx->text.lt.base_line += lines;
+ }
+ else
+ ctx->text.source_changed = SRC_CHANGE_OVERLAP;
+ }
+ else
+ ctx->text.source_changed = SRC_CHANGE_AFTER;
+#endif
+
+ update_from = left;
+ update_to = left + block->length;
+ update_to = SrcScan(src, update_to, XawstEOL, XawsdRight, 1, False);
+ delta = block->length - (right - left);
+ if (delta < 0)
+ ctx->text.clear_to_eol = True;
+ if (update_to == update_from)
+ ++update_to;
+ update_disabled = ctx->text.update_disabled;
+ ctx->text.update_disabled = True;
+ ctx->text.lastPos = XawTextGetLastPosition(ctx);
+ top = ctx->text.lt.info[0].position;
+
+ XawTextUnsetSelection((Widget)ctx);
+
+ if (delta) {
+ int i;
+ XmuSegment *seg;
+
+ for (seg = ctx->text.update->segment; seg; seg = seg->next) {
+ if (seg->x1 > (int)left)
+ break;
+ else if (seg->x2 > (int)left) {
+ seg->x2 += delta;
+ seg = seg->next;
+ break;
+ }
+ }
+ for (; seg; seg = seg->next) {
+ seg->x1 += delta;
+ seg->x2 += delta;
+ }
+ XmuOptimizeScanline(ctx->text.update);
+
+ for (i = 0; i <= ctx->text.lt.lines; i++)
+ if (ctx->text.lt.info[i].position > left)
+ break;
+ for (; i <= ctx->text.lt.lines; i++)
+ ctx->text.lt.info[i].position += delta;
+ }
+
+ if (top != ctx->text.lt.info[0].position) {
+ line_from = line = 0;
+ ctx->text.lt.top = top = SrcScan(src, ctx->text.lt.info[0].position,
+ XawstEOL, XawsdLeft, 1, False);
+ update_from = top;
+ }
+ else {
+ line_from = line = LineForPosition(ctx, update_from + delta);
+ top = ctx->text.lt.info[line].position;
+ }
+
+ if (line > 0 && ctx->text.wrap == XawtextWrapWord) {
+ --line;
+ top = ctx->text.lt.info[line].position;
+ }
+
+ (void)_BuildLineTable(ctx, top, line);
+
+ if (ctx->text.wrap == XawtextWrapWord) {
+ if (line_from != LineForPosition(ctx, update_from)
+ || line_from != LineForPosition(ctx, update_to)) {
+ ctx->text.clear_to_eol = True;
+ update_from = SrcScan(src, update_from,
+ XawstWhiteSpace, XawsdLeft, 1, True);
+ if (update_to >= ctx->text.lastPos)
+ /* this is not an error, it just tells _BuildLineTable to
+ * clear to the bottom of the window. The value of update_to
+ * should not be > ctx->text.lastPos.
+ */
+ ++update_to;
+ }
+ }
+ else if (!ctx->text.clear_to_eol) {
+ if (LineForPosition(ctx, update_from)
+ != LineForPosition(ctx, update_to))
+ ctx->text.clear_to_eol = True;
+ }
+
+ _XawTextNeedsUpdating(ctx, update_from, update_to);
+ ctx->text.update_disabled = update_disabled;
+}
+
+/*
+ * Function:
+ * _XawTextReplace
+ *
+ * Parameters:
+ * ctx - text widget
+ * left - left offset
+ * right - right offset
+ * block - text block
+ *
+ * Description:
+ * Replaces the text between left and right by the text in block.
+ * Does all the required calculations of offsets, and rebuild the
+ * the line table, from the insertion point (or previous line, if
+ * wrap mode is 'word').
+ *
+ * Returns:
+ * XawEditDone - success
+ * any other value - error code
+ */
+int
+_XawTextReplace(TextWidget ctx, XawTextPosition left, XawTextPosition right,
+ XawTextBlock *block)
+{
+ Arg args[1];
+ Widget src;
+ XawTextEditType edit_mode;
+
+ if (left == right && block->length == 0)
+ return (XawEditDone);
+
+ src = ctx->text.source;
+ XtSetArg(args[0], XtNeditType, &edit_mode);
+ XtGetValues(src, args, 1);
+
+ if (edit_mode == XawtextAppend) {
+ if (block->length == 0)
+ return (XawEditError);
+ ctx->text.insertPos = ctx->text.lastPos;
+ }
+
+#ifndef OLDXAW
+ return (SrcReplace(src, left, right, block));
+#else
+ if (SrcReplace(src, left, right, block) == XawEditDone) {
+ _XawTextSourceChanged((Widget)ctx, left, right, block, 0);
+
+ return (XawEditDone);
+ }
+
+ return (XawEditError);
+#endif
+}
+
+/*
+ * This routine will display text between two arbitrary source positions.
+ * In the event that this span contains highlighted text for the selection,
+ * only that portion will be displayed highlighted.
+ */
+static void
+OldDisplayText(Widget w, XawTextPosition left, XawTextPosition right)
+{
+ static XmuSegment segment;
+ static XmuScanline next;
+ static XmuScanline scanline = {0, &segment, &next};
+ static XmuArea area = {&scanline};
+
+ TextWidget ctx = (TextWidget)w;
+ int x, y, line;
+ XawTextPosition start, end, last, final;
+ XmuScanline *scan;
+ XmuSegment *seg;
+ XmuArea *clip = NULL;
+ Bool cleol = ctx->text.clear_to_eol;
+ Bool has_selection = ctx->text.s.right > ctx->text.s.left;
+
+ left = left < ctx->text.lt.top ? ctx->text.lt.top : left;
+
+ if (left > right || !LineAndXYForPosition(ctx, left, &line, &x, &y))
+ return;
+
+ last = XawTextGetLastPosition(ctx);
+ segment.x2 = (int)XtWidth(ctx) - ctx->text.r_margin.right;
+
+ if (cleol)
+ clip = XmuCreateArea();
+
+ for (start = left; start < right && line < ctx->text.lt.lines; line++) {
+ if ((end = ctx->text.lt.info[line + 1].position) > right)
+ end = right;
+
+ final = end;
+ if (end > last)
+ end = last;
+
+ if (end > start) {
+ if (!has_selection
+ || (start >= ctx->text.s.right || end <= ctx->text.s.left))
+ _XawTextSinkDisplayText(ctx->text.sink, x, y, start, end, False);
+ else if (start >= ctx->text.s.left && end <= ctx->text.s.right)
+ _XawTextSinkDisplayText(ctx->text.sink, x, y, start, end, True);
+ else {
+ OldDisplayText(w, start, ctx->text.s.left);
+ OldDisplayText(w, Max(start, ctx->text.s.left),
+ Min(end, ctx->text.s.right));
+ OldDisplayText(w, ctx->text.s.right, end);
+ }
+ }
+
+ x = ctx->text.left_margin;
+ if (cleol) {
+ segment.x1 = ctx->text.lt.info[line].textWidth + x;
+ if (XmuValidSegment(&segment)) {
+ scanline.y = y;
+ next.y = ctx->text.lt.info[line + 1].y;
+ XmuAreaOr(clip, &area);
+ }
+ }
+
+ start = final;
+ y = ctx->text.lt.info[line + 1].y;
+ }
+
+ if (cleol) {
+ for (scan = clip->scanline; scan && scan->next; scan = scan->next)
+ for (seg = scan->segment; seg; seg = seg->next)
+ SinkClearToBG(ctx->text.sink,
+ seg->x1, scan->y,
+ seg->x2 - seg->x1, scan->next->y - scan->y);
+ XmuDestroyArea(clip);
+ }
+}
+
+#ifndef OLDXAW
+/*ARGSUSED*/
+static void
+DisplayText(Widget w, XawTextPosition left, XawTextPosition right)
+{
+ static XmuSegment segment;
+ static XmuScanline next;
+ static XmuScanline scanline = {0, &segment, &next};
+ static XmuArea area = {&scanline};
+
+ TextWidget ctx = (TextWidget)w;
+ int y, line;
+ XawTextPosition from, to, lastPos;
+ Bool cleol = ctx->text.clear_to_eol;
+ Bool has_selection = ctx->text.s.right > ctx->text.s.left;
+ XawTextPaintList *paint_list;
+
+ left = left < ctx->text.lt.top ? ctx->text.lt.top : left;
+
+ if (left > right || !IsPositionVisible(ctx, left))
+ return;
+
+ line = LineForPosition(ctx, left);
+ y = ctx->text.lt.info[line].y;
+ segment.x2 = (int)XtWidth(ctx) - ctx->text.r_margin.right;
+ lastPos = XawTextGetLastPosition(ctx);
+
+ paint_list = ((TextSinkObject)ctx->text.sink)->text_sink.paint;
+
+ for (from = left; from < right && line < ctx->text.lt.lines; line++) {
+ if ((to = ctx->text.lt.info[line + 1].position) > right)
+ to = right;
+
+ if (to > lastPos)
+ to = lastPos;
+
+ if (from < to) {
+ if (!has_selection
+ || (from >= ctx->text.s.right || to <= ctx->text.s.left))
+ XawTextSinkPreparePaint(ctx->text.sink, y, line, from, to, False);
+ else if (from >= ctx->text.s.left && to <= ctx->text.s.right)
+ XawTextSinkPreparePaint(ctx->text.sink, y, line, from, to, True);
+ else {
+ XawTextSinkPreparePaint(ctx->text.sink, y, line, from,
+ ctx->text.s.left, False);
+ XawTextSinkPreparePaint(ctx->text.sink, y, line,
+ XawMax(from, ctx->text.s.left),
+ XawMin(to, ctx->text.s.right), True);
+ XawTextSinkPreparePaint(ctx->text.sink, y, line,
+ ctx->text.s.right, to, False);
+ }
+ }
+
+ if (cleol) {
+ segment.x1 = ctx->text.lt.info[line].textWidth + ctx->text.left_margin;
+ if (XmuValidSegment(&segment)) {
+ scanline.y = y;
+ next.y = ctx->text.lt.info[line + 1].y;
+ XmuAreaOr(paint_list->clip, &area);
+ }
+ }
+ y = ctx->text.lt.info[line + 1].y;
+ from = to;
+ }
+
+ /* clear to the bottom of the window */
+ if (cleol && line >= ctx->text.lt.lines) {
+ segment.x1 = ctx->text.left_margin;
+ if (XmuValidSegment(&segment)) {
+ scanline.y = y;
+ next.y = (int)XtHeight(ctx) - (int)ctx->text.margin.bottom;
+ XmuAreaOr(paint_list->clip, &area);
+ }
+ }
+}
+#endif
+
+/*
+ * This routine implements multi-click selection in a hardwired manner.
+ * It supports multi-click entity cycling (char, word, line, file) and mouse
+ * motion adjustment of the selected entitie (i.e. select a word then, with
+ * button still down, adjust wich word you really meant by moving the mouse).
+ * [NOTE: This routine is to be replaced by a set of procedures that
+ * will allows clients to implements a wide class of draw through and
+ * multi-click selection user interfaces.]
+ */
+static void
+DoSelection(TextWidget ctx, XawTextPosition pos, Time time, Bool motion)
+{
+ XawTextPosition newLeft, newRight;
+ XawTextSelectType newType, *sarray;
+ Widget src = ctx->text.source;
+
+ if (motion)
+ newType = ctx->text.s.type;
+ else {
+ if ((abs((long) time - (long) ctx->text.lasttime) < MULTI_CLICK_TIME)
+ && (pos >= ctx->text.s.left && pos <= ctx->text.s.right)) {
+ sarray = ctx->text.sarray;
+ for (; *sarray != XawselectNull && *sarray != ctx->text.s.type;
+ sarray++)
+ ;
+ if (*sarray == XawselectNull)
+ newType = *(ctx->text.sarray);
+ else {
+ newType = *(sarray + 1);
+ if (newType == XawselectNull)
+ newType = *(ctx->text.sarray);
+ }
+ }
+ else /* single-click event */
+ newType = *(ctx->text.sarray);
+
+ ctx->text.lasttime = time;
+ }
+ switch (newType) {
+ case XawselectPosition:
+ newLeft = newRight = pos;
+ break;
+ case XawselectChar:
+ newLeft = pos;
+ newRight = SrcScan(src, pos, XawstPositions, XawsdRight, 1, False);
+ break;
+ case XawselectWord:
+ case XawselectParagraph:
+ case XawselectAlphaNumeric: {
+ XawTextScanType stype;
+
+ if (newType == XawselectWord)
+ stype = XawstWhiteSpace;
+ else if (newType == XawselectParagraph)
+ stype = XawstParagraph;
+ else
+ stype = XawstAlphaNumeric;
+
+ /*
+ * Somewhat complicated, but basically I treat the space between
+ * two objects as another object. The object that I am currently
+ * in then becomes the end of the selection.
+ *
+ * Chris Peterson - 4/19/90.
+ */
+ newRight = SrcScan(ctx->text.source, pos, stype,
+ XawsdRight, 1, False);
+ newRight = SrcScan(ctx->text.source, newRight, stype,
+ XawsdLeft, 1, False);
+
+ if (pos != newRight)
+ newLeft = SrcScan(ctx->text.source, pos, stype,
+ XawsdLeft, 1, False);
+ else
+ newLeft = pos;
+
+ newLeft =SrcScan(ctx->text.source, newLeft, stype,
+ XawsdRight, 1, False);
+
+ if (newLeft > newRight) {
+ XawTextPosition temp = newLeft;
+ newLeft = newRight;
+ newRight = temp;
+ }
+ } break;
+ case XawselectLine:
+ newLeft = SrcScan(src, pos, XawstEOL, XawsdLeft, 1, False);
+ newRight = SrcScan(src, pos, XawstEOL, XawsdRight, 1, False);
+ break;
+ case XawselectAll:
+ newLeft = SrcScan(src, pos, XawstAll, XawsdLeft, 1, False);
+ newRight = SrcScan(src, pos, XawstAll, XawsdRight, 1, False);
+ break;
+ default:
+ XtAppWarning(XtWidgetToApplicationContext((Widget) ctx),
+ "Text Widget: empty selection array.");
+ return;
+ }
+
+ if (newLeft != ctx->text.s.left || newRight != ctx->text.s.right
+ || newType != ctx->text.s.type) {
+ ModifySelection(ctx, newLeft, newRight);
+ if (pos - ctx->text.s.left < ctx->text.s.right - pos)
+ ctx->text.insertPos = newLeft;
+ else
+ ctx->text.insertPos = newRight;
+ ctx->text.s.type = newType;
+ }
+ if (!motion) { /* setup so we can freely mix select extend calls*/
+ ctx->text.origSel.type = ctx->text.s.type;
+ ctx->text.origSel.left = ctx->text.s.left;
+ ctx->text.origSel.right = ctx->text.s.right;
+
+ if (pos >= ctx->text.s.left + (ctx->text.s.right - ctx->text.s.left) / 2)
+ ctx->text.extendDir = XawsdRight;
+ else
+ ctx->text.extendDir = XawsdLeft;
+ }
+}
+
+/*
+ * This routine implements extension of the currently selected text in
+ * the "current" mode (i.e. char word, line, etc.). It worries about
+ * extending from either end of the selection and handles the case when you
+ * cross through the "center" of the current selection (e.g. switch which
+ * end you are extending!).
+ */
+static void
+ExtendSelection(TextWidget ctx, XawTextPosition pos, Bool motion)
+{
+ XawTextScanDirection dir;
+
+ if (!motion) { /* setup for extending selection */
+ if (ctx->text.s.left == ctx->text.s.right) /* no current selection. */
+ ctx->text.s.left = ctx->text.s.right = ctx->text.insertPos;
+ else {
+ ctx->text.origSel.left = ctx->text.s.left;
+ ctx->text.origSel.right = ctx->text.s.right;
+ }
+
+ ctx->text.origSel.type = ctx->text.s.type;
+
+ if (pos >= ctx->text.s.left + (ctx->text.s.right - ctx->text.s.left) / 2)
+ ctx->text.extendDir = XawsdRight;
+ else
+ ctx->text.extendDir = XawsdLeft;
+ }
+ else /* check for change in extend direction */
+ if ((ctx->text.extendDir == XawsdRight &&
+ pos <= ctx->text.origSel.left) ||
+ (ctx->text.extendDir == XawsdLeft &&
+ pos >= ctx->text.origSel.right)) {
+ ctx->text.extendDir = (ctx->text.extendDir == XawsdRight) ?
+ XawsdLeft : XawsdRight;
+ ModifySelection(ctx, ctx->text.origSel.left, ctx->text.origSel.right);
+ }
+
+ dir = ctx->text.extendDir;
+ switch (ctx->text.s.type) {
+ case XawselectWord:
+ case XawselectParagraph:
+ case XawselectAlphaNumeric: {
+ XawTextPosition left_pos, right_pos;
+ XawTextScanType stype;
+
+ if (ctx->text.s.type == XawselectWord)
+ stype = XawstWhiteSpace;
+ else if (ctx->text.s.type == XawselectParagraph)
+ stype = XawstParagraph;
+ else
+ stype = XawstAlphaNumeric;
+
+ /*
+ * Somewhat complicated, but basically I treat the space between
+ * two objects as another object. The object that I am currently
+ * in then becomes the end of the selection.
+ *
+ * Chris Peterson - 4/19/90.
+ */
+ right_pos = SrcScan(ctx->text.source, pos, stype,
+ XawsdRight, 1, False);
+ right_pos =SrcScan(ctx->text.source, right_pos, stype,
+ XawsdLeft, 1, False);
+
+ if (pos != right_pos)
+ left_pos = SrcScan(ctx->text.source, pos, stype,
+ XawsdLeft, 1, False);
+ else
+ left_pos = pos;
+
+ left_pos =SrcScan(ctx->text.source, left_pos, stype,
+ XawsdRight, 1, False);
+
+ if (dir == XawsdLeft)
+ pos = Min(left_pos, right_pos);
+ else /* dir == XawsdRight */
+ pos = Max(left_pos, right_pos);
+ } break;
+ case XawselectLine:
+ pos = SrcScan(ctx->text.source, pos, XawstEOL,
+ dir, 1, dir == XawsdRight);
+ break;
+ case XawselectAll:
+ pos = ctx->text.insertPos;
+ /*FALLTHROUGH*/
+ case XawselectPosition:
+ default:
+ break;
+ }
+
+ if (dir == XawsdRight)
+ ModifySelection(ctx, ctx->text.s.left, pos);
+ else
+ ModifySelection(ctx, pos, ctx->text.s.right);
+
+ ctx->text.insertPos = pos;
+}
+
+/*
+ * Function:
+ * _XawTextClearAndCenterDisplay
+ *
+ * Parameters:
+ * ctx - text widget
+ *
+ * Description:
+ * Redraws the display with the cursor in insert point
+ * centered vertically.
+ */
+void
+_XawTextClearAndCenterDisplay(TextWidget ctx)
+{
+ int left_margin = ctx->text.left_margin;
+ Bool visible = IsPositionVisible(ctx, ctx->text.insertPos);
+
+ _XawTextShowPosition(ctx);
+
+ if (XtIsRealized((Widget)ctx) && visible &&
+ left_margin == ctx->text.left_margin) {
+ int insert_line = LineForPosition(ctx, ctx->text.insertPos);
+ int scroll_by = insert_line - (ctx->text.lt.lines >> 1);
+ Boolean clear_to_eol = ctx->text.clear_to_eol;
+
+ XawTextScroll(ctx, scroll_by, 0);
+ SinkClearToBG(ctx->text.sink, 0, 0, XtWidth(ctx), XtHeight(ctx));
+ ClearWindow(ctx);
+ clear_to_eol = ctx->text.clear_to_eol;
+ ctx->text.clear_to_eol = False;
+ FlushUpdate(ctx);
+ ctx->text.clear_to_eol = clear_to_eol;
+ }
+}
+
+/*
+ * Internal redisplay entire window
+ * Legal to call only if widget is realized
+ */
+static void
+DisplayTextWindow(Widget w)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ _XawTextBuildLineTable(ctx, ctx->text.lt.top, False);
+ ClearWindow(ctx);
+}
+
+static void
+TextSinkResize(Widget w)
+{
+ if (w && XtClass(w)->core_class.resize)
+ XtClass(w)->core_class.resize(w);
+}
+
+/* ARGSUSED */
+void
+_XawTextCheckResize(TextWidget ctx)
+{
+ return;
+}
+
+/*
+ * Converts (params, num_params) to a list of atoms & caches the
+ * list in the TextWidget instance.
+ */
+Atom *
+_XawTextSelectionList(TextWidget ctx, String *list, Cardinal nelems)
+{
+ Atom *sel = ctx->text.s.selections;
+ Display *dpy = XtDisplay((Widget)ctx);
+ int n;
+
+ if (nelems > (Cardinal)ctx->text.s.array_size) {
+ sel = (Atom *)XtRealloc((char *)sel, sizeof(Atom) * nelems);
+ ctx->text.s.array_size = nelems;
+ ctx->text.s.selections = sel;
+ }
+ for (n = nelems; --n >= 0; sel++, list++)
+ *sel = XInternAtom(dpy, *list, False);
+ ctx->text.s.atom_count = nelems;
+
+ return (ctx->text.s.selections);
+}
+
+/*
+ * Function:
+ * SetSelection
+ *
+ * Parameters:
+ * ctx - text widget
+ * defaultSel - default selection
+ * l - left and right ends of the selection
+ * r - ""
+ * list - the selection list (as strings).
+ * nelems - ""
+ *
+ * Description:
+ * Sets the current selection.
+ *
+ * Note:
+ * if (ctx->text.s.left >= ctx->text.s.right) then the selection is unset
+ */
+void
+_XawTextSetSelection(TextWidget ctx, XawTextPosition l, XawTextPosition r,
+ String *list, Cardinal nelems)
+{
+ if (nelems == 1 && !strcmp (list[0], "none"))
+ return;
+ if (nelems == 0) {
+ String defaultSel = "PRIMARY";
+ list = &defaultSel;
+ nelems = 1;
+ }
+ _SetSelection(ctx, l, r, _XawTextSelectionList(ctx, list, nelems), nelems);
+}
+
+/*
+ * Function:
+ * ModifySelection
+ *
+ * Parameters:
+ * ctx - text widget
+ * left - left and right ends of the selection
+ * right - ""
+ *
+ * Description:
+ * Modifies the current selection.
+ *
+ * Note:
+ * if (ctx->text.s.left >= ctx->text.s.right) then the selection is unset
+ */
+static void
+ModifySelection(TextWidget ctx, XawTextPosition left, XawTextPosition right)
+{
+ if (left == right)
+ ctx->text.insertPos = left;
+ _SetSelection(ctx, left, right, NULL, 0);
+}
+
+/*
+ * This routine is used to perform various selection functions. The goal is
+ * to be able to specify all the more popular forms of draw-through and
+ * multi-click selection user interfaces from the outside.
+ */
+void
+_XawTextAlterSelection(TextWidget ctx, XawTextSelectionMode mode,
+ XawTextSelectionAction action, String *params,
+ Cardinal *num_params)
+{
+ XawTextPosition position;
+ Boolean flag;
+
+ /*
+ * This flag is used by TextPop.c:DoReplace() to determine if the selection
+ * is okay to use, or if it has been modified.
+ */
+ if (ctx->text.search != NULL)
+ ctx->text.search->selection_changed = True;
+
+ position = PositionForXY(ctx, (int) ctx->text.ev_x, (int) ctx->text.ev_y);
+
+ flag = (action != XawactionStart);
+ if (mode == XawsmTextSelect)
+ DoSelection(ctx, position, ctx->text.time, flag);
+ else /* mode == XawsmTextExtend */
+ ExtendSelection (ctx, position, flag);
+
+ if (action == XawactionEnd)
+ _XawTextSetSelection(ctx, ctx->text.s.left, ctx->text.s.right,
+ params, *num_params);
+}
+
+/*
+ * Function:
+ * UpdateTextInRectangle
+ *
+ * Parameters:
+ * ctx - the text widget
+ * rect - rectangle
+ *
+ * Description:
+ * Updates the text in the given rectangle
+ */
+static void
+UpdateTextInRectangle(TextWidget ctx, XRectangle *rect)
+{
+ XawTextLineTable *lt;
+ int line, y1, y2, x2;
+
+ y1 = rect->y;
+ y2 = y1 + rect->height;
+ x2 = rect->x + rect->width;
+
+ for (line = 0, lt = &ctx->text.lt; line < lt->lines; line++)
+ if (lt->info[line + 1].y > y1)
+ break;
+ for (; line <= lt->lines; line++) {
+ if (lt->info[line].y > y2)
+ break;
+ UpdateTextInLine(ctx, line, rect->x, x2);
+ }
+}
+
+/*
+ * This routine processes all "expose region" XEvents. In general, its job
+ * is to the best job at minimal re-paint of the text, displayed in the
+ * window, that it can.
+ */
+/* ARGSUSED */
+static void
+XawTextExpose(Widget w, XEvent *event, Region region)
+{
+ TextWidget ctx = (TextWidget)w;
+ Boolean clear_to_eol;
+ XRectangle expose;
+
+ if (event->type == Expose) {
+ expose.x = event->xexpose.x;
+ expose.y = event->xexpose.y;
+ expose.width = event->xexpose.width;
+ expose.height = event->xexpose.height;
+ }
+ else if (event->type == GraphicsExpose) {
+ expose.x = event->xgraphicsexpose.x;
+ expose.y = event->xgraphicsexpose.y;
+ expose.width = event->xgraphicsexpose.width;
+ expose.height = event->xgraphicsexpose.height;
+ }
+ else
+ return;
+
+ _XawTextPrepareToUpdate(ctx);
+
+ if (Superclass->core_class.expose)
+ (*Superclass->core_class.expose)(w, event, region);
+
+ clear_to_eol = ctx->text.clear_to_eol;
+ ctx->text.clear_to_eol = False;
+
+ UpdateTextInRectangle(ctx, &expose);
+ XawTextSinkGetCursorBounds(ctx->text.sink, &expose);
+ UpdateTextInRectangle(ctx, &expose);
+ SinkClearToBG(ctx->text.sink, expose.x, expose.y,
+ expose.width, expose.height);
+ _XawTextExecuteUpdate(ctx);
+ ctx->text.clear_to_eol = clear_to_eol;
+}
+
+/*
+ * This routine does all setup required to syncronize batched screen updates
+ */
+void
+_XawTextPrepareToUpdate(TextWidget ctx)
+{
+ if (ctx->text.old_insert < 0) {
+ InsertCursor((Widget)ctx, XawisOff);
+ ctx->text.showposition = False;
+ ctx->text.old_insert = ctx->text.insertPos;
+ ctx->text.clear_to_eol = False;
+#ifndef OLDXAW
+ ctx->text.source_changed = SRC_CHANGE_NONE;
+#endif
+ }
+}
+
+/*
+ * This is a private utility routine used by _XawTextExecuteUpdate. It
+ * processes all the outstanding update requests and merges update
+ * ranges where possible.
+ */
+static void
+FlushUpdate(TextWidget ctx)
+{
+ XmuSegment *seg;
+ void (*display_text)(Widget, XawTextPosition, XawTextPosition);
+
+ if (XtIsRealized((Widget)ctx)) {
+ ctx->text.s.right = XawMin(ctx->text.s.right, ctx->text.lastPos);
+ ctx->text.s.left = XawMin(ctx->text.s.left, ctx->text.s.right);
+
+#ifndef OLDXAW
+ if (XawTextSinkBeginPaint(ctx->text.sink) == False)
+#endif
+ display_text = OldDisplayText;
+#ifndef OLDXAW
+ else
+ display_text = DisplayText;
+#endif
+ for (seg = ctx->text.update->segment; seg; seg = seg->next)
+ (*display_text)((Widget)ctx,
+ (XawTextPosition)seg->x1,
+ (XawTextPosition)seg->x2);
+#ifndef OLDXAW
+ if (display_text != OldDisplayText) {
+ XawTextSinkDoPaint(ctx->text.sink);
+ XawTextSinkEndPaint(ctx->text.sink);
+ }
+#endif
+ }
+ (void)XmuScanlineXor(ctx->text.update, ctx->text.update);
+}
+
+static int
+CountLines(TextWidget ctx, XawTextPosition left, XawTextPosition right)
+{
+ if (ctx->text.wrap == XawtextWrapNever || left >= right)
+ return (1);
+ else {
+ XawTextPosition tmp;
+ int dim, lines = 0, wwidth = GetMaxTextWidth(ctx);
+
+ while (left < right) {
+ tmp = left;
+ XawTextSinkFindPosition(ctx->text.sink, left,
+ ctx->text.left_margin,
+ wwidth, ctx->text.wrap == XawtextWrapWord,
+ &left, &dim, &dim);
+ ++lines;
+ if (tmp == left)
+ ++left;
+ }
+
+ return (lines);
+ }
+ /*NOTREACHED*/
+}
+
+static int
+GetMaxTextWidth(TextWidget ctx)
+{
+ XRectangle cursor;
+ int width;
+
+ XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
+ width = (int)XtWidth(ctx) - RHMargins(ctx) - cursor.width;
+
+ return (XawMax(0, width));
+}
+
+/*
+ * Function:
+ * _XawTextShowPosition
+ *
+ * Parameters:
+ * ctx - the text widget to show the position
+ *
+ * Description:
+ * Makes sure the text cursor visible, scrolling the text window
+ * if required.
+ */
+void
+_XawTextShowPosition(TextWidget ctx)
+{
+ /*
+ * Variable scroll is used to avoid scanning large files to calculate
+ * line offsets
+ */
+ int hpixels, vlines;
+ XawTextPosition first, last, top, tmp;
+ Bool visible, scroll;
+
+ if (!XtIsRealized((Widget)ctx))
+ return;
+
+ /*
+ * Checks if a horizontal scroll is required
+ */
+ if (ctx->text.wrap == XawtextWrapNever) {
+ int x, vwidth, distance, dim;
+ XRectangle rect;
+
+ vwidth = (int)XtWidth(ctx) - RHMargins(ctx);
+ last = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstEOL, XawsdLeft, 1, False);
+ XawTextSinkFindDistance(ctx->text.sink, last,
+ ctx->text.left_margin,
+ ctx->text.insertPos,
+ &distance, &first, &dim);
+ XawTextSinkGetCursorBounds(ctx->text.sink, &rect);
+ x = ctx->text.left_margin - ctx->text.r_margin.left;
+
+ if (x + distance + rect.width > vwidth)
+ hpixels = x + distance + rect.width - vwidth + (vwidth >> 2);
+ else if (x + distance < 0)
+ hpixels = x + distance - (vwidth >> 2);
+ else
+ hpixels = 0;
+ }
+ else
+ hpixels = 0;
+
+ visible = IsPositionVisible(ctx, ctx->text.insertPos);
+
+ /*
+ * If the cursor is already visible
+ */
+ if (!hpixels && visible)
+ return;
+
+ scroll = ctx->core.background_pixmap == XtUnspecifiedPixmap && !hpixels;
+ vlines = 0;
+ first = ctx->text.lt.top;
+
+ /*
+ * Needs to scroll the text window
+ */
+ if (visible)
+ top = ctx->text.lt.top;
+ else {
+ top = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstEOL, XawsdLeft, 1, False);
+
+ /*
+ * Finds the nearest left position from ctx->text.insertPos
+ */
+ if (ctx->text.wrap != XawtextWrapNever) {
+ int dim, vwidth = GetMaxTextWidth(ctx);
+
+ last = top;
+ /*CONSTCOND*/
+ while (1) {
+ tmp = last;
+ XawTextSinkFindPosition(ctx->text.sink, last,
+ ctx->text.left_margin, vwidth,
+ ctx->text.wrap == XawtextWrapWord,
+ &last, &dim, &dim);
+ if (last == tmp)
+ ++last;
+ if (last <= ctx->text.insertPos)
+ top = last;
+ else
+ break;
+ }
+ }
+ }
+
+ if (scroll) {
+ if (ctx->text.insertPos < first) { /* Scroll Down */
+ while (first > top) {
+ last = first;
+ first = SrcScan(ctx->text.source, first,
+ XawstEOL, XawsdLeft, 2, False);
+ vlines -= CountLines(ctx, first, last);
+ if (-vlines >= ctx->text.lt.lines) {
+ scroll = False;
+ break;
+ }
+ }
+ }
+ else if (!visible) { /* Scroll Up */
+ while (first < top) {
+ last = first;
+ first = SrcScan(ctx->text.source, first,
+ XawstEOL, XawsdRight, 1, True);
+ vlines += CountLines(ctx, last, first);
+ if (vlines > ctx->text.lt.lines) {
+ scroll = False;
+ break;
+ }
+ }
+ }
+ else
+ scroll = False;
+ }
+
+ /*
+ * If a portion of the text that will be scrolled is visible
+ */
+ if (scroll)
+ XawTextScroll(ctx, vlines ? vlines - (ctx->text.lt.lines >> 1) : 0, 0);
+ /*
+ * Else redraw the entire text window
+ */
+ else {
+ ctx->text.left_margin -= hpixels;
+ if (ctx->text.left_margin > ctx->text.r_margin.left)
+ ctx->text.left_margin = ctx->text.margin.left =
+ ctx->text.r_margin.left;
+
+ if (!visible) {
+ vlines = ctx->text.lt.lines >> 1;
+ if (vlines)
+ top = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstEOL, XawsdLeft, vlines + 1, False);
+
+ if (ctx->text.wrap != XawtextWrapNever) {
+ int dim;
+ int n_lines = CountLines(ctx, top, ctx->text.insertPos);
+ int vwidth = GetMaxTextWidth(ctx);
+
+ while (n_lines-- > vlines) {
+ tmp = top;
+ XawTextSinkFindPosition(ctx->text.sink, top,
+ ctx->text.left_margin,
+ vwidth,
+ ctx->text.wrap == XawtextWrapWord,
+ &top, &dim, &dim);
+ if (tmp == top)
+ ++top;
+ }
+ }
+ _XawTextBuildLineTable(ctx, top, True);
+ }
+ else
+ ClearWindow(ctx);
+ }
+ ctx->text.clear_to_eol = True;
+}
+
+#ifndef OLDXAW
+static int
+ResolveLineNumber(TextWidget ctx)
+{
+ int line_number = ctx->text.lt.base_line;
+ XawTextPosition position = ctx->text.lt.top;
+
+ if (ctx->text.lt.base_line < 1)
+ return (ctx->text.line_number);
+
+ if (ctx->text.wrap == XawtextWrapNever
+ && IsPositionVisible(ctx, ctx->text.insertPos))
+ line_number += LineForPosition(ctx, ctx->text.insertPos);
+ else if (position < ctx->text.insertPos) {
+ while (position < ctx->text.insertPos) {
+ position = SrcScan(ctx->text.source, position,
+ XawstEOL, XawsdRight, 1, True);
+ if (position <= ctx->text.insertPos) {
+ ++line_number;
+ if (position == ctx->text.lastPos) {
+ line_number -= !_XawTextSourceNewLineAtEOF(ctx->text.source);
+ break;
+ }
+ }
+ }
+ }
+ else if (position > ctx->text.insertPos) {
+ while (position > ctx->text.insertPos) {
+ position = SrcScan(ctx->text.source, position,
+ XawstEOL, XawsdLeft, 1, False);
+ if (--position >= ctx->text.insertPos)
+ --line_number;
+ }
+ }
+
+ return (line_number);
+}
+#endif
+
+/*
+ * This routine causes all batched screen updates to be performed
+ */
+void
+_XawTextExecuteUpdate(TextWidget ctx)
+{
+ if (ctx->text.update_disabled || ctx->text.old_insert < 0)
+ return;
+
+ if(ctx->text.old_insert != ctx->text.insertPos || ctx->text.showposition)
+ _XawTextShowPosition(ctx);
+
+ FlushUpdate(ctx);
+ InsertCursor((Widget)ctx, XawisOn);
+ ctx->text.old_insert = -1;
+#ifndef OLDXAW
+ _XawTextSetLineAndColumnNumber(ctx, False);
+#endif
+}
+
+static void
+XawTextDestroy(Widget w)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ DestroyHScrollBar(ctx);
+ DestroyVScrollBar(ctx);
+
+ XtFree((char *)ctx->text.s.selections);
+ XtFree((char *)ctx->text.lt.info);
+ XtFree((char *)ctx->text.search);
+ XmuDestroyScanline(ctx->text.update);
+ XtReleaseGC((Widget)ctx, ctx->text.gc);
+}
+
+/*
+ * by the time we are managed (and get this far) we had better
+ * have both a source and a sink
+ */
+static void
+XawTextResize(Widget w)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ PositionVScrollBar(ctx);
+ PositionHScrollBar(ctx);
+ TextSinkResize(ctx->text.sink);
+
+ ctx->text.showposition = True;
+ _XawTextBuildLineTable(ctx, ctx->text.lt.top, True);
+}
+
+/*
+ * This routine allow the application program to Set attributes.
+ */
+/*ARGSUSED*/
+static Boolean
+XawTextSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ TextWidget oldtw = (TextWidget)current;
+ TextWidget newtw = (TextWidget)cnew;
+ Boolean redisplay = False;
+ Boolean display_caret = newtw->text.display_caret;
+#ifndef OLDXAW
+ Boolean show_lc = False;
+#endif
+
+ newtw->text.display_caret = oldtw->text.display_caret;
+ _XawTextPrepareToUpdate(newtw);
+ newtw->text.display_caret = display_caret;
+
+ if (oldtw->text.r_margin.left != newtw->text.r_margin.left) {
+ newtw->text.left_margin = newtw->text.margin.left =
+ newtw->text.r_margin.left;
+ if (newtw->text.vbar != NULL) {
+ newtw->text.left_margin += XtWidth(newtw->text.vbar) +
+ XtBorderWidth(newtw->text.vbar);
+ }
+ redisplay = True;
+ }
+
+ if (oldtw->text.scroll_vert != newtw->text.scroll_vert) {
+ if (newtw->text.scroll_vert == XawtextScrollAlways)
+ CreateVScrollBar(newtw);
+ else
+ DestroyVScrollBar(newtw);
+
+ redisplay = True;
+ }
+
+ if (oldtw->text.r_margin.bottom != newtw->text.r_margin.bottom) {
+ newtw->text.margin.bottom = newtw->text.r_margin.bottom;
+ if (newtw->text.hbar != NULL)
+ newtw->text.margin.bottom += newtw->text.hbar->core.height +
+ newtw->text.hbar->core.border_width;
+ redisplay = True;
+ }
+
+ if (oldtw->text.scroll_horiz != newtw->text.scroll_horiz) {
+ if (newtw->text.scroll_horiz == XawtextScrollAlways)
+ CreateHScrollBar(newtw);
+ else
+ DestroyHScrollBar(newtw);
+
+ redisplay = True;
+ }
+
+ if (oldtw->text.source != newtw->text.source) {
+#ifndef OLDXAW
+ show_lc = True;
+ _XawSourceRemoveText(oldtw->text.source, cnew,
+ oldtw->text.source &&
+ XtParent(oldtw->text.source) == cnew);
+ _XawSourceAddText(newtw->text.source, cnew);
+#endif
+ _XawTextSetSource((Widget)newtw, newtw->text.source, newtw->text.lt.top,
+ newtw->text.insertPos);
+ }
+
+ newtw->text.redisplay_needed = False;
+ XtSetValues((Widget)newtw->text.source, args, *num_args);
+ XtSetValues((Widget)newtw->text.sink, args, *num_args);
+
+ if (oldtw->text.wrap != newtw->text.wrap
+ || oldtw->text.lt.top != newtw->text.lt.top
+ || oldtw->text.insertPos != newtw->text.insertPos
+ || oldtw->text.r_margin.right != newtw->text.r_margin.right
+ || oldtw->text.r_margin.top != newtw->text.r_margin.top
+ || oldtw->text.sink != newtw->text.sink
+ || newtw->text.redisplay_needed) {
+ if (oldtw->text.wrap != newtw->text.wrap) {
+ newtw->text.left_margin = newtw->text.margin.left =
+ newtw->text.r_margin.left;
+ if (oldtw->text.lt.top == newtw->text.lt.top)
+ newtw->text.lt.top = SrcScan(newtw->text.source, 0, XawstEOL,
+ XawsdLeft, 1, False);
+ }
+ newtw->text.showposition = True;
+#ifndef OLDXAW
+ show_lc = True;
+ newtw->text.source_changed = SRC_CHANGE_OVERLAP;
+#endif
+ _XawTextBuildLineTable(newtw, newtw->text.lt.top, True);
+ redisplay = True;
+ }
+
+#ifndef OLDXAW
+ if (newtw->text.left_column < 0)
+ newtw->text.left_column = 0;
+ if (newtw->text.right_column < 0)
+ newtw->text.right_column = 0;
+#endif
+
+ _XawTextExecuteUpdate(newtw);
+
+#ifndef OLDXAW
+ if (show_lc)
+ _XawTextSetLineAndColumnNumber(newtw, True);
+#endif
+
+ if (redisplay)
+ _XawTextSetScrollBars(newtw);
+
+ return (redisplay);
+}
+
+/* invoked by the Simple widget's SetValues */
+static Bool
+XawTextChangeSensitive(Widget w)
+{
+ Arg args[1];
+ TextWidget tw = (TextWidget)w;
+
+ (*(&simpleClassRec)->simple_class.change_sensitive)(w);
+
+ XtSetArg(args[0], XtNancestorSensitive,
+ (tw->core.ancestor_sensitive && tw->core.sensitive));
+ if (tw->text.vbar)
+ XtSetValues(tw->text.vbar, args, ONE);
+ if (tw->text.hbar)
+ XtSetValues(tw->text.hbar, args, ONE);
+ return (False);
+}
+
+/*
+ * Function:
+ * XawTextGetValuesHook
+ *
+ * Parameters:
+ * w - Text Widget
+ * args - argument list
+ * num_args - number of args
+ *
+ * Description:
+ * This is a get values hook routine that gets the
+ * values in the text source and sink.
+ */
+static void
+XawTextGetValuesHook(Widget w, ArgList args, Cardinal *num_args)
+{
+ XtGetValues(((TextWidget)w)->text.source, args, *num_args);
+ XtGetValues(((TextWidget)w)->text.sink, args, *num_args);
+}
+
+/*
+ * Function:
+ * FindGoodPosition
+ *
+ * Parameters:
+ * pos - any position
+ *
+ * Description:
+ * Returns a valid position given any postition.
+ *
+ * Returns:
+ * A position between (0 and lastPos)
+ */
+static XawTextPosition
+FindGoodPosition(TextWidget ctx, XawTextPosition pos)
+{
+ if (pos < 0)
+ return (0);
+ return (((pos > ctx->text.lastPos) ? ctx->text.lastPos : pos));
+}
+
+/* Li wrote this so the IM can find a given text position's screen position */
+void
+_XawTextPosToXY(Widget w, XawTextPosition pos, Position *x, Position *y)
+{
+ int line, ix, iy;
+
+ LineAndXYForPosition((TextWidget)w, pos, &line, &ix, &iy);
+ *x = ix;
+ *y = iy;
+}
+
+/*******************************************************************
+The following routines provide procedural interfaces to Text window state
+setting and getting. They need to be redone so than the args code can use
+them. I suggest we create a complete set that takes the context as an
+argument and then have the public version lookup the context and call the
+internal one. The major value of this set is that they have actual application
+clients and therefore the functionality provided is required for any future
+version of Text.
+********************************************************************/
+void
+XawTextDisplay(Widget w)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ if (!XtIsRealized(w))
+ return;
+
+ _XawTextPrepareToUpdate(ctx);
+ ctx->text.clear_to_eol = True;
+ DisplayTextWindow(w);
+ _XawTextExecuteUpdate(ctx);
+}
+
+void
+XawTextSetSelectionArray(Widget w, XawTextSelectType *sarray)
+{
+ ((TextWidget)w)->text.sarray = sarray;
+}
+
+void
+XawTextGetSelectionPos(Widget w, XawTextPosition *left, XawTextPosition *right)
+{
+ *left = ((TextWidget)w)->text.s.left;
+ *right = ((TextWidget)w)->text.s.right;
+}
+
+void
+_XawTextSetSource(Widget w, Widget source,
+ XawTextPosition top, XawTextPosition startPos)
+{
+ TextWidget ctx = (TextWidget)w;
+#ifndef OLDXAW
+ Bool resolve = False;
+#endif
+
+#ifndef OLDXAW
+ if (source != ctx->text.source)
+ _XawSourceRemoveText(ctx->text.source, w, ctx->text.source &&
+ XtParent(ctx->text.source) == w);
+ _XawSourceAddText(source, w);
+
+ if (source != ctx->text.source || ctx->text.insertPos != startPos)
+ resolve = True;
+
+ ctx->text.source_changed = SRC_CHANGE_OVERLAP;
+#endif
+ ctx->text.source = source;
+ ctx->text.s.left = ctx->text.s.right = 0;
+ ctx->text.lastPos = GETLASTPOS;
+ top = FindGoodPosition(ctx, top);
+ startPos = FindGoodPosition(ctx, startPos);
+ ctx->text.insertPos = ctx->text.old_insert = startPos;
+ _XawTextPrepareToUpdate(ctx);
+
+ _XawTextBuildLineTable(ctx, top, True);
+
+ _XawTextExecuteUpdate(ctx);
+#ifndef OLDXAW
+ if (resolve)
+ _XawTextSetLineAndColumnNumber(ctx, True);
+#endif
+}
+
+void
+XawTextSetSource(Widget w, Widget source, XawTextPosition top)
+{
+ _XawTextSetSource(w, source, top, top);
+}
+
+/*
+ * This public routine deletes the text from startPos to endPos in a source and
+ * then inserts, at startPos, the text that was passed. As a side effect it
+ * "invalidates" that portion of the displayed text (if any), so that things
+ * will be repainted properly.
+ */
+int
+XawTextReplace(Widget w, XawTextPosition startPos, XawTextPosition endPos,
+ XawTextBlock *text)
+{
+ TextWidget ctx = (TextWidget)w;
+ int result;
+#ifndef OLDXAW
+ Cardinal i;
+ TextSrcObject src = (TextSrcObject)ctx->text.source;
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ _XawTextPrepareToUpdate((TextWidget)src->textSrc.text[i]);
+#else
+ _XawTextPrepareToUpdate(ctx);
+#endif
+
+ endPos = FindGoodPosition(ctx, endPos);
+ startPos = FindGoodPosition(ctx, startPos);
+ result = _XawTextReplace(ctx, startPos, endPos, text);
+
+#ifndef OLDXAW
+ for (i = 0; i < src->textSrc.num_text; i++)
+ _XawTextExecuteUpdate((TextWidget)src->textSrc.text[i]);
+#else
+ _XawTextExecuteUpdate(ctx);
+#endif
+
+ return (result);
+}
+
+XawTextPosition
+XawTextTopPosition(Widget w)
+{
+ return (((TextWidget)w)->text.lt.top);
+}
+
+XawTextPosition
+XawTextLastPosition(Widget w)
+{
+ return (((TextWidget)w)->text.lastPos);
+}
+
+void
+XawTextSetInsertionPoint(Widget w, XawTextPosition position)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ _XawTextPrepareToUpdate(ctx);
+ ctx->text.insertPos = FindGoodPosition(ctx, position);
+ ctx->text.showposition = True;
+ ctx->text.from_left = -1;
+
+ _XawTextExecuteUpdate(ctx);
+#ifndef OLDXAW
+ _XawTextSetLineAndColumnNumber(ctx, False);
+#endif
+}
+
+XawTextPosition
+XawTextGetInsertionPoint(Widget w)
+{
+ return (((TextWidget)w)->text.insertPos);
+}
+
+/*
+ * Note: Must walk the selection list in opposite order from TextLoseSelection
+ */
+void
+XawTextUnsetSelection(Widget w)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ while (ctx->text.s.atom_count != 0) {
+ Atom sel = ctx->text.s.selections[ctx->text.s.atom_count - 1];
+
+ if (sel != (Atom) 0) {
+ /*
+ * As selections are lost the atom_count will decrement
+ */
+ if (GetCutBufferNumber(sel) == NOT_A_CUT_BUFFER)
+ XtDisownSelection(w, sel, ctx->text.time);
+ TextLoseSelection(w, &sel); /* In case this is a cut buffer, or
+ XtDisownSelection failed to call us */
+ }
+ }
+}
+
+void
+XawTextSetSelection(Widget w, XawTextPosition left, XawTextPosition right)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ _XawTextPrepareToUpdate(ctx);
+ _XawTextSetSelection(ctx, FindGoodPosition(ctx, left),
+ FindGoodPosition(ctx, right), NULL, 0);
+ _XawTextExecuteUpdate(ctx);
+}
+
+void
+XawTextInvalidate(Widget w, XawTextPosition from, XawTextPosition to)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ from = FindGoodPosition(ctx, from);
+ to = FindGoodPosition(ctx, to);
+ ctx->text.lastPos = GETLASTPOS;
+ _XawTextPrepareToUpdate(ctx);
+ _XawTextNeedsUpdating(ctx, from, to);
+ _XawTextExecuteUpdate(ctx);
+}
+
+/*ARGSUSED*/
+void
+XawTextDisableRedisplay(Widget w)
+{
+ ((TextWidget)w)->text.update_disabled = True;
+ _XawTextPrepareToUpdate((TextWidget)w);
+}
+
+void
+XawTextEnableRedisplay(Widget w)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition lastPos;
+
+ if (!ctx->text.update_disabled)
+ return;
+
+ ctx->text.update_disabled = False;
+ lastPos = ctx->text.lastPos = GETLASTPOS;
+ ctx->text.lt.top = FindGoodPosition(ctx, ctx->text.lt.top);
+ ctx->text.insertPos = FindGoodPosition(ctx, ctx->text.insertPos);
+
+ if (ctx->text.s.left > lastPos || ctx->text.s.right > lastPos)
+ ctx->text.s.left = ctx->text.s.right = 0;
+
+ _XawTextExecuteUpdate(ctx);
+}
+
+Widget
+XawTextGetSource(Widget w)
+{
+ return (((TextWidget)w)->text.source);
+}
+
+Widget
+XawTextGetSink(Widget w)
+{
+ return (((TextWidget)w)->text.sink);
+}
+
+void
+XawTextDisplayCaret(Widget w,
+#if NeedWidePrototypes
+ int display_caret
+#else
+ Boolean display_caret
+#endif
+)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ if (XtIsRealized(w)) {
+ _XawTextPrepareToUpdate(ctx);
+ ctx->text.display_caret = display_caret;
+ _XawTextExecuteUpdate(ctx);
+ }
+ else
+ ctx->text.display_caret = display_caret;
+}
+
+/*
+ * Function:
+ * XawTextSearch
+ *
+ * Parameters:
+ * w - text widget
+ * dir - direction to search
+ * text - text block containing info about the string to search for
+ *
+ * Description:
+ * Searches for the given text block.
+ *
+ * Returns:
+ * The position of the text found, or XawTextSearchError on an error
+ */
+XawTextPosition
+XawTextSearch(Widget w,
+#if NeedWidePrototypes
+ int dir,
+#else
+ XawTextScanDirection dir,
+#endif
+ XawTextBlock *text)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ return (SrcSearch(ctx->text.source, ctx->text.insertPos, dir, text));
+}
+
+TextClassRec textClassRec = {
+ /* core */
+ {
+ (WidgetClass)&simpleClassRec, /* superclass */
+ "Text", /* class_name */
+ sizeof(TextRec), /* widget_size */
+ XawTextClassInitialize, /* class_initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ XawTextInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawTextRealize, /* realize */
+ _XawTextActionsTable, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resource */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ XtExposeGraphicsExpose | /* compress_exposure */
+ XtExposeNoExpose,
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawTextDestroy, /* destroy */
+ XawTextResize, /* resize */
+ XawTextExpose, /* expose */
+ XawTextSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ XawTextGetValuesHook, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ _XawDefaultTextTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XawTextChangeSensitive, /* change_sensitive */
+ },
+ /* text */
+ {
+ NULL, /* extension */
+ }
+};
+
+WidgetClass textWidgetClass = (WidgetClass)&textClassRec;
diff --git a/libXaw/src/TextAction.c b/libXaw/src/TextAction.c
index 2e55f662e..1e3d07bac 100644
--- a/libXaw/src/TextAction.c
+++ b/libXaw/src/TextAction.c
@@ -1,4402 +1,4402 @@
-/*
-
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <X11/Xos.h> /* for select() and struct timeval */
-#include <ctype.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xatom.h>
-#include <X11/Xfuncs.h>
-#include <X11/Xutil.h>
-#include <X11/Xwinsock.h>
-#include <X11/Xmu/Atoms.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xmu/StdSel.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/MultiSinkP.h>
-#include <X11/Xaw/MultiSrcP.h>
-#include <X11/Xaw/TextP.h>
-#include <X11/Xaw/TextSrcP.h>
-#include <X11/Xaw/XawImP.h>
-#include "Private.h"
-#include "XawI18n.h"
-
-#define SrcScan XawTextSourceScan
-#define FindDist XawTextSinkFindDistance
-#define FindPos XawTextSinkFindPosition
-#define MULT(w) (w->text.mult == 0 ? 4 : \
- w->text.mult == 32767 ? -4 : w->text.mult)
-
-#define KILL_RING_APPEND 2
-#define KILL_RING_BEGIN 3
-#define KILL_RING_YANK 100
-#define KILL_RING_YANK_DONE 98
-
-#define XawTextActionMaxHexChars 100
-
-#ifdef _MSC_VER
-#define usleep(time) Sleep(time)
-#endif
-/*
- * Prototypes
- */
-static void _DeleteOrKill(TextWidget, XawTextPosition, XawTextPosition, Bool);
-static void _SelectionReceived(Widget, XtPointer, Atom*, Atom*, XtPointer,
- unsigned long*, int*);
-static void _LoseSelection(Widget, Atom*, char**, int*);
-static void AutoFill(TextWidget);
-static Boolean ConvertSelection(Widget, Atom*, Atom*, Atom*, XtPointer*,
- unsigned long*, int*);
-static void DeleteOrKill(TextWidget, XEvent*, XawTextScanDirection,
- XawTextScanType, Bool, Bool);
-static void EndAction(TextWidget);
-#ifndef OLDXAW
-static Bool BlankLine(Widget, XawTextPosition, int*);
-static int DoFormatText(TextWidget, XawTextPosition, Bool, int,
- XawTextBlock*, XawTextPosition*, int, Bool);
-static int FormatText(TextWidget, XawTextPosition, Bool,
- XawTextPosition*, int);
-static Bool GetBlockBoundaries(TextWidget, XawTextPosition*, XawTextPosition*);
-#endif
-static int FormRegion(TextWidget, XawTextPosition, XawTextPosition,
- XawTextPosition*, int);
-static void GetSelection(Widget, Time, String*, Cardinal);
-static char *IfHexConvertHexElseReturnParam(char*, int*);
-static void InsertNewCRs(TextWidget, XawTextPosition, XawTextPosition,
- XawTextPosition*, int);
-static int InsertNewLineAndBackupInternal(TextWidget);
-static int LocalInsertNewLine(TextWidget, XEvent*);
-static void LoseSelection(Widget, Atom*);
-static void ParameterError(Widget, String);
-static Bool MatchSelection(Atom, XawTextSelection*);
-static void ModifySelection(TextWidget, XEvent*, XawTextSelectionMode,
- XawTextSelectionAction, String*, Cardinal*);
-static void Move(TextWidget, XEvent*, XawTextScanDirection, XawTextScanType,
- Bool);
-static void NotePosition(TextWidget, XEvent*);
-static void StartAction(TextWidget, XEvent*);
-static XawTextPosition StripOutOldCRs(TextWidget, XawTextPosition,
- XawTextPosition, XawTextPosition*, int);
-#ifndef OLDXAW
-static Bool StripSpaces(TextWidget, XawTextPosition, XawTextPosition,
- XawTextPosition*, int, XawTextBlock*);
-static Bool Tabify(TextWidget, XawTextPosition, XawTextPosition,
- XawTextPosition*, int, XawTextBlock*);
-static Bool Untabify(TextWidget, XawTextPosition, XawTextPosition,
- XawTextPosition*, int, XawTextBlock*);
-#endif
-
-/*
- * Actions
- */
-static void CapitalizeWord(Widget, XEvent*, String*, Cardinal*);
-static void DisplayCaret(Widget, XEvent*, String*, Cardinal*);
-static void Delete(Widget, XEvent*, String*, Cardinal*);
-static void DeleteBackwardChar(Widget, XEvent*, String*, Cardinal*);
-static void DeleteBackwardWord(Widget, XEvent*, String*, Cardinal*);
-static void DeleteCurrentSelection(Widget, XEvent*, String*, Cardinal*);
-static void DeleteForwardChar(Widget, XEvent*, String*, Cardinal*);
-static void DeleteForwardWord(Widget, XEvent*, String*, Cardinal*);
-static void DowncaseWord(Widget, XEvent*, String*, Cardinal*);
-static void ExtendAdjust(Widget, XEvent*, String*, Cardinal*);
-static void ExtendEnd(Widget, XEvent*, String*, Cardinal*);
-static void ExtendStart(Widget, XEvent*, String*, Cardinal*);
-static void FormParagraph(Widget, XEvent*, String*, Cardinal*);
-#ifndef OLDXAW
-static void Indent(Widget, XEvent*, String*, Cardinal*);
-#endif
-static void InsertChar(Widget, XEvent*, String*, Cardinal*);
-static void InsertNewLine(Widget, XEvent*, String*, Cardinal*);
-static void InsertNewLineAndBackup(Widget, XEvent*, String*, Cardinal*);
-static void InsertNewLineAndIndent(Widget, XEvent*, String*, Cardinal*);
-static void InsertSelection(Widget, XEvent*, String*, Cardinal*);
-static void InsertString(Widget, XEvent*, String*, Cardinal*);
-#ifndef OLDXAW
-static void KeyboardReset(Widget, XEvent*, String*, Cardinal*);
-#endif
-static void KillBackwardWord(Widget, XEvent*, String*, Cardinal*);
-static void KillCurrentSelection(Widget, XEvent*, String*, Cardinal*);
-static void KillForwardWord(Widget, XEvent*, String*, Cardinal*);
-#ifndef OLDXAW
-static void KillRingYank(Widget, XEvent*, String*, Cardinal*);
-#endif
-static void KillToEndOfLine(Widget, XEvent*, String*, Cardinal*);
-static void KillToEndOfParagraph(Widget, XEvent*, String*, Cardinal*);
-static void MoveBackwardChar(Widget, XEvent*, String*, Cardinal*);
-static void MoveBackwardWord(Widget, XEvent*, String*, Cardinal*);
-static void MoveBackwardParagraph(Widget, XEvent*, String*, Cardinal*);
-static void MoveBeginningOfFile(Widget, XEvent*, String*, Cardinal*);
-static void MoveEndOfFile(Widget, XEvent*, String*, Cardinal*);
-static void MoveForwardChar(Widget, XEvent*, String*, Cardinal*);
-static void MoveForwardWord(Widget, XEvent*, String*, Cardinal*);
-static void MoveForwardParagraph(Widget, XEvent*, String*, Cardinal*);
-static void MoveNextLine(Widget, XEvent*, String*, Cardinal*);
-static void MoveNextPage(Widget, XEvent*, String*, Cardinal*);
-static void MovePage(TextWidget, XEvent*, XawTextScanDirection);
-static void MovePreviousLine(Widget, XEvent*, String*, Cardinal*);
-static void MovePreviousPage(Widget, XEvent*, String*, Cardinal*);
-static void MoveLine(TextWidget, XEvent*, XawTextScanDirection);
-static void MoveToLineEnd(Widget, XEvent*, String*, Cardinal*);
-static void MoveToLineStart(Widget, XEvent*, String*, Cardinal*);
-static void Multiply(Widget, XEvent*, String*, Cardinal*);
-static void NoOp(Widget, XEvent*, String*, Cardinal*);
-#ifndef OLDXAW
-static void Numeric(Widget, XEvent*, String*, Cardinal*);
-#endif
-static void Reconnect(Widget, XEvent*, String*, Cardinal*);
-static void RedrawDisplay(Widget, XEvent*, String*, Cardinal*);
-static void Scroll(TextWidget, XEvent*, XawTextScanDirection);
-static void ScrollOneLineDown(Widget, XEvent*, String*, Cardinal*);
-static void ScrollOneLineUp(Widget, XEvent*, String*, Cardinal*);
-static void SelectAdjust(Widget, XEvent*, String*, Cardinal*);
-static void SelectAll(Widget, XEvent*, String*, Cardinal*);
-static void SelectEnd(Widget, XEvent*, String*, Cardinal*);
-static void SelectSave(Widget, XEvent*, String*, Cardinal*);
-static void SelectStart(Widget, XEvent*, String*, Cardinal*);
-static void SelectWord(Widget, XEvent*, String*, Cardinal*);
-static void SetKeyboardFocus(Widget, XEvent*, String*, Cardinal*);
-static void TextEnterWindow(Widget, XEvent*, String*, Cardinal*);
-static void TextFocusIn(Widget, XEvent*, String*, Cardinal*);
-static void TextFocusOut(Widget, XEvent*, String*, Cardinal*);
-static void TextLeaveWindow(Widget, XEvent*, String*, Cardinal*);
-static void TransposeCharacters(Widget, XEvent*, String*, Cardinal*);
-#ifndef OLDXAW
-static void ToggleOverwrite(Widget, XEvent*, String*, Cardinal*);
-static void Undo(Widget, XEvent*, String*, Cardinal*);
-#endif
-static void UpcaseWord(Widget, XEvent*, String*, Cardinal*);
-static void DestroyFocusCallback(Widget, XtPointer, XtPointer);
-
-/*
- * External
- */
-void _XawTextZapSelection(TextWidget, XEvent*, Bool);
-
-/*
- * Defined in TextPop.c
- */
-void _XawTextInsertFileAction(Widget, XEvent*, String*, Cardinal*);
-void _XawTextInsertFile(Widget, XEvent*, String*, Cardinal*);
-void _XawTextSearch(Widget, XEvent*, String*, Cardinal*);
-void _XawTextDoSearchAction(Widget, XEvent*, String*, Cardinal*);
-void _XawTextDoReplaceAction(Widget, XEvent*, String*, Cardinal*);
-void _XawTextSetField(Widget, XEvent*, String*, Cardinal*);
-void _XawTextPopdownSearchAction(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * These are defined in Text.c
- */
-void _XawTextAlterSelection(TextWidget, XawTextSelectionMode,
- XawTextSelectionAction, String*, Cardinal*);
-void _XawTextClearAndCenterDisplay(TextWidget);
-void _XawTextExecuteUpdate(TextWidget);
-char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
-void _XawTextPrepareToUpdate(TextWidget);
-int _XawTextReplace(TextWidget, XawTextPosition, XawTextPosition,
- XawTextBlock*);
-Atom *_XawTextSelectionList(TextWidget, String*, Cardinal);
-void _XawTextSetSelection(TextWidget, XawTextPosition, XawTextPosition,
- String*, Cardinal);
-void _XawTextVScroll(TextWidget, int);
-void XawTextScroll(TextWidget, int, int);
-void _XawTextSetLineAndColumnNumber(TextWidget, Bool);
-
-#ifndef OLDXAW
-/*
- * Defined in TextSrc.c
- */
-Bool _XawTextSrcUndo(TextSrcObject, XawTextPosition*);
-Bool _XawTextSrcToggleUndo(TextSrcObject);
-void _XawSourceSetUndoErase(TextSrcObject, int);
-void _XawSourceSetUndoMerge(TextSrcObject, Bool);
-#endif /* OLDXAW */
-
-/*
- * Initialization
- */
-#ifndef OLDXAW
-#define MAX_KILL_RINGS 1024
-XawTextKillRing *xaw_text_kill_ring;
-static XawTextKillRing kill_ring_prev, kill_ring_null = { &kill_ring_prev, };
-static unsigned num_kill_rings;
-#endif
-
-/*
- * Implementation
- */
-static void
-ParameterError(Widget w, String param)
-{
- String params[2];
- Cardinal num_params = 2;
- params[0] = XtName(w);
- params[1] = param;
-
- XtAppWarningMsg(XtWidgetToApplicationContext(w),
- "parameterError", "textAction", "XawError",
- "Widget: %s Parameter: %s",
- params, &num_params);
- XBell(XtDisplay(w), 50);
-}
-
-static void
-StartAction(TextWidget ctx, XEvent *event)
-{
-#ifndef OLDXAW
- Cardinal i;
- TextSrcObject src = (TextSrcObject)ctx->text.source;
-
- for (i = 0; i < src->textSrc.num_text; i++)
- _XawTextPrepareToUpdate((TextWidget)src->textSrc.text[i]);
- _XawSourceSetUndoMerge(src, False);
-#else
- _XawTextPrepareToUpdate(ctx);
-#endif
-
- if (event != NULL) {
- switch (event->type) {
- case ButtonPress:
- case ButtonRelease:
- ctx->text.time = event->xbutton.time;
- break;
- case KeyPress:
- case KeyRelease:
- ctx->text.time = event->xkey.time;
- break;
- case MotionNotify:
- ctx->text.time = event->xmotion.time;
- break;
- case EnterNotify:
- case LeaveNotify:
- ctx->text.time = event->xcrossing.time;
- }
- }
-}
-
-static void
-NotePosition(TextWidget ctx, XEvent *event)
-{
- switch (event->type) {
- case ButtonPress:
- case ButtonRelease:
- ctx->text.ev_x = event->xbutton.x;
- ctx->text.ev_y = event->xbutton.y;
- break;
- case KeyPress:
- case KeyRelease: {
- XRectangle cursor;
- XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
- ctx->text.ev_x = cursor.x + cursor.width / 2;
- ctx->text.ev_y = cursor.y + cursor.height / 2;
- } break;
- case MotionNotify:
- ctx->text.ev_x = event->xmotion.x;
- ctx->text.ev_y = event->xmotion.y;
- break;
- case EnterNotify:
- case LeaveNotify:
- ctx->text.ev_x = event->xcrossing.x;
- ctx->text.ev_y = event->xcrossing.y;
- }
-}
-
-static void
-EndAction(TextWidget ctx)
-{
-#ifndef OLDXAW
- Cardinal i;
- TextSrcObject src = (TextSrcObject)ctx->text.source;
-
- for (i = 0; i < src->textSrc.num_text; i++)
- _XawTextExecuteUpdate((TextWidget)src->textSrc.text[i]);
-
- ctx->text.mult = 1;
- ctx->text.numeric = False;
- if (ctx->text.kill_ring) {
- if (--ctx->text.kill_ring == KILL_RING_YANK_DONE) {
- if (ctx->text.kill_ring_ptr) {
- --ctx->text.kill_ring_ptr->refcount;
- ctx->text.kill_ring_ptr = NULL;
- }
- }
- }
-#else
- ctx->text.mult = 1;
- _XawTextExecuteUpdate(ctx);
-#endif /* OLDXAW */
-}
-
-struct _SelectionList {
- String* params;
- Cardinal count;
- Time time;
- int asked; /* which selection currently has been asked for:
- 0 = UTF8_STRING, 1 = COMPOUND_TEXT, 2 = STRING */
- Atom selection; /* selection atom (normally XA_PRIMARY) */
-};
-
-/*ARGSUSED*/
-static void
-_SelectionReceived(Widget w, XtPointer client_data, Atom *selection,
- Atom *type, XtPointer value, unsigned long *length,
- int *format)
-{
- Display *d = XtDisplay(w);
- TextWidget ctx = (TextWidget)w;
- XawTextBlock text;
-
- if (*type == 0 /*XT_CONVERT_FAIL*/ || *length == 0) {
- struct _SelectionList* list = (struct _SelectionList*)client_data;
-
- if (list != NULL) {
- if (list->asked == 0) {
- /* If we just asked for XA_UTF8_STRING and got no response,
- we'll ask again, this time for XA_COMPOUND_TEXT. */
- list->asked++;
- XtGetSelectionValue(w, list->selection, XA_COMPOUND_TEXT(d),
- _SelectionReceived,
- (XtPointer)list, list->time);
- } else if (list->asked == 1) {
- /* If we just asked for XA_COMPOUND_TEXT and got no response,
- we'll ask again, this time for XA_STRING. */
- list->asked++;
- XtGetSelectionValue(w, list->selection, XA_STRING,
- _SelectionReceived,
- (XtPointer)list, list->time);
- } else {
- /* We tried all possible text targets in this param.
- Recurse on the tail of the params list. */
- GetSelection(w, list->time, list->params, list->count);
- XtFree(client_data);
- }
- }
- return;
- }
-
- StartAction(ctx, NULL);
- if (XawTextFormat(ctx, XawFmtWide)) {
- XTextProperty textprop;
- wchar_t **wlist;
- int count;
-
- textprop.encoding = *type;
- textprop.value = (unsigned char *)value;
- textprop.nitems = strlen(value);
- textprop.format = 8;
-
- if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
- != Success
- || count < 1) {
- XwcFreeStringList(wlist);
-
- /* Notify the user on strerr and in the insertion :) */
- fprintf(stderr, "Xaw Text Widget: An attempt was made to insert "
- "an illegal selection.\n");
-
- textprop.value = (unsigned char *)" >> ILLEGAL SELECTION << ";
- textprop.nitems = strlen((char *) textprop.value);
- if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
- != Success
- || count < 1)
- return;
- }
-
- XFree(value);
- value = (XPointer)wlist[0];
-
- *length = wcslen(wlist[0]);
- XtFree((XtPointer)wlist);
- text.format = XawFmtWide;
- }
- text.ptr = (char*)value;
- text.firstPos = 0;
- text.length = *length;
- if (_XawTextReplace(ctx, ctx->text.insertPos, ctx->text.insertPos, &text)) {
- XBell(XtDisplay(ctx), 0);
- EndAction(ctx);
- return;
- }
-
- ctx->text.from_left = -1;
- ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
- XawstPositions, XawsdRight, text.length, True);
-
- EndAction(ctx);
- XtFree(client_data);
- XFree(value); /* the selection value should be freed with XFree */
-}
-
-static void
-GetSelection(Widget w, Time timev, String *params, Cardinal num_params)
-{
- Display *d = XtDisplay(w);
- TextWidget ctx = (TextWidget)w;
- Atom selection;
- int buffer;
-
- selection = XInternAtom(XtDisplay(w), *params, False);
- switch (selection) {
- case XA_CUT_BUFFER0: buffer = 0; break;
- case XA_CUT_BUFFER1: buffer = 1; break;
- case XA_CUT_BUFFER2: buffer = 2; break;
- case XA_CUT_BUFFER3: buffer = 3; break;
- case XA_CUT_BUFFER4: buffer = 4; break;
- case XA_CUT_BUFFER5: buffer = 5; break;
- case XA_CUT_BUFFER6: buffer = 6; break;
- case XA_CUT_BUFFER7: buffer = 7; break;
- default: buffer = -1;
- }
- if (buffer >= 0) {
- int nbytes;
- unsigned long length;
- int fmt8 = 8;
- Atom type = XA_STRING;
- char *line = XFetchBuffer(XtDisplay(w), &nbytes, buffer);
-
- if ((length = nbytes) != 0L)
- _SelectionReceived(w, NULL, &selection, &type, line, &length, &fmt8);
- else if (num_params > 1)
- GetSelection(w, timev, params+1, num_params-1);
- }
- else {
- struct _SelectionList* list;
-
- if (--num_params) {
- list = XtNew(struct _SelectionList);
- list->params = params + 1;
- list->count = num_params;
- list->time = timev;
- list->asked = 0;
- list->selection = selection;
- }
- else
- list = NULL;
- XtGetSelectionValue(w, selection, XawTextFormat(ctx, XawFmtWide) ?
- XA_UTF8_STRING(d) : XA_TEXT(d),
- _SelectionReceived, (XtPointer)list, timev);
- }
-}
-
-static void
-InsertSelection(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- StartAction((TextWidget)w, event); /* Get Time. */
- GetSelection(w, ((TextWidget)w)->text.time, params, *num_params);
- EndAction((TextWidget)w);
-}
-
-/*
- * Routines for Moving Around
- */
-static void
-Move(TextWidget ctx, XEvent *event, XawTextScanDirection dir,
- XawTextScanType type, Bool include)
-{
- XawTextPosition insertPos;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- mult = -mult;
- dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
- }
-
- insertPos = SrcScan(ctx->text.source, ctx->text.insertPos,
- type, dir, mult, include);
-
- StartAction(ctx, event);
-
- if (ctx->text.s.left != ctx->text.s.right)
- XawTextUnsetSelection((Widget)ctx);
-
-#ifndef OLDXAW
- ctx->text.numeric = False;
-#endif
- ctx->text.mult = 1;
- ctx->text.showposition = True;
- ctx->text.from_left = -1;
- ctx->text.insertPos = insertPos;
- EndAction(ctx);
-}
-
-/*ARGSUSED*/
-static void
-MoveForwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Move((TextWidget)w, event, XawsdRight, XawstPositions, True);
-}
-
-/*ARGSUSED*/
-static void
-MoveBackwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Move((TextWidget)w, event, XawsdLeft, XawstPositions, True);
-}
-
-static void
-MoveForwardWord(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- if (*n && (p[0][0] == 'A' || p[0][0] == 'a'))
- Move((TextWidget)w, event, XawsdRight, XawstAlphaNumeric, False);
- else
- Move((TextWidget)w, event, XawsdRight, XawstWhiteSpace, False);
-}
-
-static void
-MoveBackwardWord(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- if (*n && (p[0][0] == 'A' || p[0][0] == 'a'))
- Move((TextWidget)w, event, XawsdLeft, XawstAlphaNumeric, False);
- else
- Move((TextWidget)w, event, XawsdLeft, XawstWhiteSpace, False);
-}
-
-static void
-MoveForwardParagraph(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition position = ctx->text.insertPos;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- ctx->text.mult = -mult;
- MoveBackwardParagraph(w, event, p, n);
- return;
- }
-
- while (mult--) {
- position = SrcScan(ctx->text.source, position,
- XawstEOL, XawsdRight, 1, False) - 1;
-
- while (position == SrcScan(ctx->text.source, position,
- XawstEOL, XawsdRight, 1, False))
- if (++position > ctx->text.lastPos) {
- mult = 0;
- break;
- }
-
- position = SrcScan(ctx->text.source, position,
- XawstParagraph, XawsdRight, 1, True);
- if (position != ctx->text.lastPos)
- position = SrcScan(ctx->text.source, position - 1,
- XawstEOL, XawsdLeft, 1, False);
- else
- break;
- }
-
- if (position != ctx->text.insertPos) {
- XawTextUnsetSelection(w);
- StartAction(ctx, event);
- ctx->text.showposition = True;
- ctx->text.from_left = -1;
- ctx->text.insertPos = position;
- EndAction(ctx);
- }
- else
- ctx->text.mult = 1;
-}
-
-/*ARGSUSED*/
-static void
-MoveBackwardParagraph(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition position = ctx->text.insertPos;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- ctx->text.mult = -mult;
- MoveForwardParagraph(w, event, p, n);
- return;
- }
-
- while (mult--) {
- position = SrcScan(ctx->text.source, position,
- XawstEOL, XawsdLeft, 1, False) + 1;
-
- while (position == SrcScan(ctx->text.source, position,
- XawstEOL, XawsdLeft, 1, False))
- if (--position < 0) {
- mult = 0;
- break;
- }
-
- position = SrcScan(ctx->text.source, position,
- XawstParagraph, XawsdLeft, 1, True);
- if (position > 0 && position < ctx->text.lastPos)
- ++position;
- else
- break;
- }
-
- if (position != ctx->text.insertPos) {
- XawTextUnsetSelection(w);
- StartAction(ctx, event);
- ctx->text.showposition = True;
- ctx->text.from_left = -1;
- ctx->text.insertPos = position;
- EndAction(ctx);
- }
- else
- ctx->text.mult = 1;
-}
-
-/*ARGSUSED*/
-static void
-MoveToLineEnd(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Move((TextWidget)w, event, XawsdRight, XawstEOL, False);
-}
-
-/*ARGSUSED*/
-static void
-MoveToLineStart(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Move((TextWidget)w, event, XawsdLeft, XawstEOL, False);
-}
-
-static void
-MoveLine(TextWidget ctx, XEvent *event, XawTextScanDirection dir)
-{
- XawTextPosition cnew, next_line, ltemp;
- int itemp, from_left;
- short mult = MULT(ctx);
-
- StartAction(ctx, event);
-
- XawTextUnsetSelection((Widget)ctx);
-
- if (dir == XawsdLeft)
- mult = mult == 0 ? 5 : mult + 1;
-
- cnew = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstEOL, XawsdLeft, 1, False);
-
- if (ctx->text.from_left < 0)
- FindDist(ctx->text.sink, cnew, ctx->text.left_margin, ctx->text.insertPos,
- &ctx->text.from_left, &ltemp, &itemp);
-
- cnew = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL, dir,
- mult, (dir == XawsdRight));
-
- next_line = SrcScan(ctx->text.source, cnew, XawstEOL, XawsdRight, 1, False);
-
- FindPos(ctx->text.sink, cnew, ctx->text.left_margin, ctx->text.from_left,
- False, &ctx->text.insertPos, &from_left, &itemp);
-
- if (from_left < ctx->text.from_left) {
- XawTextBlock block;
-
- XawTextSourceRead(ctx->text.source, ctx->text.insertPos, &block, 1);
- if (block.length) {
- if (XawTextFormat(ctx, XawFmtWide)) {
- if (*(wchar_t *)block.ptr == _Xaw_atowc(XawTAB))
- ++ctx->text.insertPos;
- }
- else if (block.ptr[0] == XawTAB)
- ++ctx->text.insertPos;
- }
- }
-
- if (ctx->text.insertPos > next_line)
- ctx->text.insertPos = next_line;
-
- EndAction(ctx);
-}
-
-static void
-MoveNextLine(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- ctx->text.mult = -mult;
- MovePreviousLine(w, event, p, n);
- return;
- }
-
- if (ctx->text.insertPos < ctx->text.lastPos)
- MoveLine(ctx, event, XawsdRight);
- else
- ctx->text.mult = 1;
-}
-
-static void
-MovePreviousLine(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- ctx->text.mult = -mult;
- MoveNextLine(w, event, p, n);
- return;
- }
-
- if (ctx->text.lt.top != 0 || (ctx->text.lt.lines > 1 &&
- ctx->text.insertPos >= ctx->text.lt.info[1].position))
- MoveLine(ctx, event, XawsdLeft);
- else
- ctx->text.mult = 1;
-}
-
-/*ARGSUSED*/
-static void
-MoveBeginningOfFile(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Move((TextWidget)w, event, XawsdLeft, XawstAll, True);
-}
-
-/*ARGSUSED*/
-static void
-MoveEndOfFile(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Move((TextWidget)w, event, XawsdRight, XawstAll, True);
-}
-
-static void
-Scroll(TextWidget ctx, XEvent *event, XawTextScanDirection dir)
-{
- short mult = MULT(ctx);
-
- if (mult < 0) {
- mult = -mult;
- dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
- }
-
- if (ctx->text.lt.lines > 1
- && (dir == XawsdRight
- || ctx->text.lastPos >= ctx->text.lt.info[1].position)) {
- StartAction(ctx, event);
-
- if (dir == XawsdLeft)
- _XawTextVScroll(ctx, mult);
- else
- _XawTextVScroll(ctx, -mult);
-
- EndAction(ctx);
- }
- else {
- ctx->text.mult = 1;
-#ifndef OLDXAW
- ctx->text.numeric = False;
-#endif
- }
-}
-
-/*ARGSUSED*/
-static void
-ScrollOneLineUp(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Scroll((TextWidget)w, event, XawsdLeft);
-}
-
-/*ARGSUSED*/
-static void
-ScrollOneLineDown(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- Scroll((TextWidget)w, event, XawsdRight);
-}
-
-static void
-MovePage(TextWidget ctx, XEvent *event, XawTextScanDirection dir)
-{
- int scroll_val = 0;
- XawTextPosition old_pos;
-
- ctx->text.from_left = -1;
- switch (dir) {
- case XawsdLeft:
- if (ctx->text.lt.top != 0)
- scroll_val = -Max(1, ctx->text.lt.lines - 1);
- break;
- case XawsdRight:
- if (!IsPositionVisible(ctx, Max(0, ctx->text.lastPos)))
- scroll_val = Max(1, ctx->text.lt.lines - 1);
- break;
- }
-
- if (scroll_val)
- XawTextScroll(ctx, scroll_val,
- ctx->text.left_margin - ctx->text.r_margin.left);
-
- old_pos = ctx->text.insertPos;
- switch (dir) {
- case XawsdRight:
- if (IsPositionVisible(ctx, Max(0, ctx->text.lastPos)))
- ctx->text.insertPos = Max(0, ctx->text.lastPos);
- else
- ctx->text.insertPos = ctx->text.lt.top;
- if (ctx->text.insertPos < old_pos)
- ctx->text.insertPos = SrcScan(ctx->text.source, old_pos,
- XawstEOL, XawsdLeft, 1, False);
- break;
- case XawsdLeft:
- if (IsPositionVisible(ctx, 0))
- ctx->text.insertPos = 0;
- else if (ctx->text.lt.lines)
- ctx->text.insertPos =
- ctx->text.lt.info[ctx->text.lt.lines - 1].position;
- else
- ctx->text.insertPos = ctx->text.lt.top;
- if (ctx->text.insertPos > old_pos)
- ctx->text.insertPos = SrcScan(ctx->text.source, old_pos,
- XawstEOL, XawsdLeft, 1, False);
- break;
- }
-}
-
-static void
-MoveNextPage(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- ctx->text.mult = -mult;
- MovePreviousPage(w, event, p, n);
- return;
- }
-
- if (ctx->text.insertPos < ctx->text.lastPos) {
- XawTextUnsetSelection(w);
- StartAction(ctx, event);
- ctx->text.clear_to_eol = True;
- while (mult-- && ctx->text.insertPos < ctx->text.lastPos)
- MovePage(ctx, event, XawsdRight);
- EndAction(ctx);
- }
- else
- ctx->text.mult = 1;
-}
-
-/*ARGSUSED*/
-static void
-MovePreviousPage(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- ctx->text.mult = -mult;
- MoveNextPage(w, event, p, n);
- return;
- }
-
- if (ctx->text.insertPos > 0) {
- XawTextUnsetSelection(w);
- StartAction(ctx, event);
- ctx->text.clear_to_eol = True;
- while (mult-- && ctx->text.insertPos > 0)
- MovePage(ctx, event, XawsdLeft);
- EndAction(ctx);
- }
- else
- ctx->text.mult = 1;
-}
-
-/*
- * Delete Routines
- */
-static Bool
-MatchSelection(Atom selection, XawTextSelection *s)
-{
- Atom *match;
- int count;
-
- for (count = 0, match = s->selections; count < s->atom_count;
- match++, count++)
- if (*match == selection)
- return (True);
-
- return (False);
-}
-
-#define SrcCvtSel XawTextSourceConvertSelection
-
-static Boolean
-ConvertSelection(Widget w, Atom *selection, Atom *target, Atom *type,
- XtPointer *value, unsigned long *length, int *format)
-{
- Display *d = XtDisplay(w);
- TextWidget ctx = (TextWidget)w;
- Widget src = ctx->text.source;
- XawTextEditType edit_mode;
- Arg args[1];
- XawTextSelectionSalt *salt = NULL;
- XawTextSelection *s;
-
- if (*target == XA_TARGETS(d)) {
- Atom *targetP, *std_targets;
- unsigned long std_length;
-
- if (SrcCvtSel(src, selection, target, type, value, length, format))
- return (True);
-
- XtSetArg(args[0], XtNeditType,&edit_mode);
- XtGetValues(src, args, 1);
-
- XmuConvertStandardSelection(w, ctx->text.time, selection,
- target, type, (XPointer *)&std_targets,
- &std_length, format);
-
- *length = 7 + (edit_mode == XawtextEdit) + std_length;
- *value = XtMalloc((unsigned)sizeof(Atom)*(*length));
- targetP = *(Atom**)value;
- *targetP++ = XA_STRING;
- *targetP++ = XA_TEXT(d);
- *targetP++ = XA_UTF8_STRING(d);
- *targetP++ = XA_COMPOUND_TEXT(d);
- *targetP++ = XA_LENGTH(d);
- *targetP++ = XA_LIST_LENGTH(d);
- *targetP++ = XA_CHARACTER_POSITION(d);
- if (edit_mode == XawtextEdit) {
- *targetP++ = XA_DELETE(d);
- }
- memcpy((char*)targetP, (char*)std_targets, sizeof(Atom)*std_length);
- XtFree((char*)std_targets);
- *type = XA_ATOM;
- *format = 32;
- return (True);
- }
-
- if (SrcCvtSel(src, selection, target, type, value, length, format))
- return (True);
-
- for (salt = ctx->text.salt2; salt; salt = salt->next)
- if (MatchSelection (*selection, &salt->s))
- break;
- if (!salt)
- return (False);
- s = &salt->s;
- if (*target == XA_STRING
- || *target == XA_TEXT(d)
- || *target == XA_UTF8_STRING(d)
- || *target == XA_COMPOUND_TEXT(d)) {
- if (*target == XA_TEXT(d)) {
- if (XawTextFormat(ctx, XawFmtWide))
- *type = XA_COMPOUND_TEXT(d);
- else
- *type = XA_STRING;
- }
- else
- *type = *target;
-
- /*
- * If salt is True, the salt->contents stores CT string,
- * its length is measured in bytes.
- * Refer to _XawTextSaltAwaySelection()
- *
- * by Li Yuhong, Mar. 20, 1991.
- */
- if (!salt) {
- *value = (char *)_XawTextGetSTRING(ctx, s->left, s->right);
- if (XawTextFormat(ctx, XawFmtWide)) {
- XTextProperty textprop;
- if (XwcTextListToTextProperty(d, (wchar_t**)value, 1,
- XCompoundTextStyle, &textprop)
- < Success) {
- XtFree(*value);
- return (False);
- }
- XtFree(*value);
- *value = (XtPointer)textprop.value;
- *length = textprop.nitems;
- }
- else
- *length = strlen(*value);
- }
- else {
- *value = XtMalloc((salt->length + 1) * sizeof(unsigned char));
- strcpy (*value, salt->contents);
- *length = salt->length;
- }
- /* Got *value,*length, now in COMPOUND_TEXT format. */
- if (XawTextFormat(ctx, XawFmtWide)) {
- if (*type == XA_STRING) {
- XTextProperty textprop;
- wchar_t **wlist;
- int count;
-
- textprop.encoding = XA_COMPOUND_TEXT(d);
- textprop.value = (unsigned char *)*value;
- textprop.nitems = strlen(*value);
- textprop.format = 8;
- if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
- < Success
- || count < 1) {
- XtFree(*value);
- return (False);
- }
- XtFree(*value);
- if (XwcTextListToTextProperty(d, wlist, 1, XStringStyle, &textprop)
- < Success) {
- XwcFreeStringList((wchar_t**)wlist);
- return (False);
- }
- *value = (XtPointer)textprop.value;
- *length = textprop.nitems;
- XwcFreeStringList((wchar_t**) wlist);
- }
- else if (*type == XA_UTF8_STRING(d)) {
- XTextProperty textprop;
- char **list;
- int count;
-
- textprop.encoding = XA_COMPOUND_TEXT(d);
- textprop.value = (unsigned char *)*value;
- textprop.nitems = strlen(*value);
- textprop.format = 8;
- if (Xutf8TextPropertyToTextList(d, &textprop, &list, &count)
- < Success
- || count < 1) {
- XtFree(*value);
- return (False);
- }
- XtFree(*value);
- *value = *list;
- *length = strlen(*list);
- XFree(list);
- }
- }
- *format = 8;
- return (True);
- }
-
- if (*target == XA_LIST_LENGTH(d) || *target == XA_LENGTH(d)) {
- long *temp;
-
- temp = (long *)XtMalloc(sizeof(long));
- if (*target == XA_LIST_LENGTH(d))
- *temp = 1L;
- else /* *target == XA_LENGTH(d) */
- *temp = (long)(s->right - s->left);
-
- *value = (XPointer)temp;
- *type = XA_INTEGER;
- *length = 1L;
- *format = 32;
- return (True);
- }
-
- if (*target == XA_CHARACTER_POSITION(d)) {
- long *temp;
-
- temp = (long *) XtMalloc(2 * sizeof(long));
- temp[0] = (long)(s->left + 1);
- temp[1] = s->right;
- *value = (XPointer)temp;
- *type = XA_SPAN(d);
- *length = 2L;
- *format = 32;
- return (True);
- }
-
- if (*target == XA_DELETE(d)) {
- if (!salt)
- _XawTextZapSelection(ctx, NULL, True);
- *value = NULL;
- *type = XA_NULL(d);
- *length = 0;
- *format = 32;
- return (True);
- }
-
- if (XmuConvertStandardSelection(w, ctx->text.time, selection, target, type,
- (XPointer *)value, length, format))
- return (True);
-
- return (False);
-}
-
-static void
-LoseSelection(Widget w, Atom *selection)
-{
- _LoseSelection(w, selection, NULL, NULL);
-}
-
-static void
-_LoseSelection(Widget w, Atom *selection, char **contents, int *length)
-{
- TextWidget ctx = (TextWidget)w;
- Atom *atomP;
- int i;
- XawTextSelectionSalt *salt, *prevSalt, *nextSalt;
-
- prevSalt = 0;
- for (salt = ctx->text.salt2; salt; salt = nextSalt) {
- atomP = salt->s.selections;
- nextSalt = salt->next;
- for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
- if (*selection == *atomP)
- *atomP = (Atom)0;
-
- while (salt->s.atom_count
- && salt->s.selections[salt->s.atom_count-1] == 0)
- salt->s.atom_count--;
-
- /*
- * Must walk the selection list in opposite order from UnsetSelection.
- */
- atomP = salt->s.selections;
- for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
- if (*atomP == (Atom)0) {
- *atomP = salt->s.selections[--salt->s.atom_count];
-
- while (salt->s.atom_count
- && salt->s.selections[salt->s.atom_count-1] == 0)
- salt->s.atom_count--;
- }
- if (salt->s.atom_count == 0) {
-#ifndef OLDXAW
- if (contents == NULL) {
- XawTextKillRing *kill_ring = XtNew(XawTextKillRing);
-
- kill_ring->next = xaw_text_kill_ring;
- kill_ring->contents = salt->contents;
- kill_ring->length = salt->length;
- kill_ring->format = XawFmt8Bit;
- xaw_text_kill_ring = kill_ring;
- kill_ring_prev.next = xaw_text_kill_ring;
-
- if (++num_kill_rings > MAX_KILL_RINGS) {
- XawTextKillRing *tail = NULL;
-
- while (kill_ring->next) {
- tail = kill_ring;
- kill_ring = kill_ring->next;
- }
- if (kill_ring->refcount == 0) {
- --num_kill_rings;
- tail->next = NULL;
- XtFree(kill_ring->contents);
- XtFree((char*)kill_ring);
- }
- }
- }
- else {
- *contents = salt->contents;
- *length = salt->length;
- }
-#endif
- if (prevSalt)
- prevSalt->next = nextSalt;
- else
- ctx->text.salt2 = nextSalt;
-
- XtFree((char *)salt->s.selections);
- XtFree((char *)salt);
- }
- else
- prevSalt = salt;
- }
-}
-
-static void
-_DeleteOrKill(TextWidget ctx, XawTextPosition from, XawTextPosition to,
- Bool kill)
-{
- XawTextBlock text;
-
-#ifndef OLDXAW
- if (ctx->text.kill_ring_ptr) {
- --ctx->text.kill_ring_ptr->refcount;
- ctx->text.kill_ring_ptr = NULL;
- }
-#endif
- if (kill && from < to) {
-#ifndef OLDXAW
- Bool append = False;
- char *ring = NULL;
- XawTextPosition old_from = from;
-#endif
- char *string;
- int size = 0, length;
- XawTextSelectionSalt *salt;
- Atom selection = XInternAtom(XtDisplay(ctx), "SECONDARY", False);
-
-#ifndef OLDXAW
- if (ctx->text.kill_ring == KILL_RING_APPEND) {
- old_from = ctx->text.salt2->s.left;
- append = True;
- }
- else
- ctx->text.kill_ring = KILL_RING_BEGIN;
-
- if (append)
- _LoseSelection((Widget)ctx, &selection, &ring, &size);
- else
-#endif
- LoseSelection((Widget)ctx, &selection);
-
- salt = (XawTextSelectionSalt*)XtMalloc(sizeof(XawTextSelectionSalt));
- salt->s.selections = (Atom *)XtMalloc(sizeof(Atom));
- salt->s.left = from;
- salt->s.right = to;
-
- string = (char *)_XawTextGetSTRING(ctx, from, to);
-
- if (XawTextFormat(ctx, XawFmtWide)) {
- XTextProperty textprop;
-
- if (XwcTextListToTextProperty(XtDisplay((Widget)ctx),
- (wchar_t**)(&string),
- 1, XCompoundTextStyle,
- &textprop) < Success) {
- XtFree(string);
- XtFree((char*)salt->s.selections);
- XtFree((char*)salt);
- return;
- }
- XtFree(string);
- string = (char *)textprop.value;
- length = textprop.nitems;
- }
- else
- length = strlen(string);
-
- salt->length = length + size;
-
-#ifndef OLDXAW
- if (!append)
- salt->contents = string;
- else {
- salt->contents = XtMalloc(length + size + 1);
- if (from >= old_from) {
- strncpy(salt->contents, ring, size);
- salt->contents[size] = '\0';
- strncat(salt->contents, string, length);
- }
- else {
- strncpy(salt->contents, string, length);
- salt->contents[length] = '\0';
- strncat(salt->contents, ring, size);
- }
- salt->contents[length + size] = '\0';
- XtFree(ring);
- XtFree(string);
- }
-
- kill_ring_prev.contents = salt->contents;
- kill_ring_prev.length = salt->length;
- kill_ring_prev.format = XawFmt8Bit;
-#else
- salt->contents = string;
-#endif
-
- salt->next = ctx->text.salt2;
- ctx->text.salt2 = salt;
-
-#ifndef OLDXAW
- if (append)
- ctx->text.kill_ring = KILL_RING_BEGIN;
-#endif
-
- salt->s.selections[0] = selection;
-
- XtOwnSelection((Widget)ctx, selection, ctx->text.time,
- ConvertSelection, LoseSelection, NULL);
- salt->s.atom_count = 1;
- }
- text.length = 0;
- text.firstPos = 0;
-
- text.format = _XawTextFormat(ctx);
- text.ptr = "";
-
- if (_XawTextReplace(ctx, from, to, &text)) {
- XBell(XtDisplay(ctx), 50);
- return;
- }
- ctx->text.from_left = -1;
- ctx->text.insertPos = from;
- ctx->text.showposition = TRUE;
-}
-
-static void
-DeleteOrKill(TextWidget ctx, XEvent *event, XawTextScanDirection dir,
- XawTextScanType type, Bool include, Bool kill)
-{
- XawTextPosition from, to;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- mult = -mult;
- dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
- }
-
- StartAction(ctx, event);
-#ifndef OLDXAW
- if (mult == 1)
- _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
-#endif
- to = SrcScan(ctx->text.source, ctx->text.insertPos,
- type, dir, mult, include);
-
- /*
- * If no movement actually happened, then bump the count and try again.
- * This causes the character position at the very beginning and end of
- * a boundary to act correctly
- */
- if (to == ctx->text.insertPos)
- to = SrcScan(ctx->text.source, ctx->text.insertPos,
- type, dir, mult + 1, include);
-
- if (dir == XawsdLeft) {
- from = to;
- to = ctx->text.insertPos;
- }
- else
- from = ctx->text.insertPos;
-
- _DeleteOrKill(ctx, from, to, kill);
- EndAction(ctx);
-}
-
-static void
-Delete(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
-
- if (ctx->text.s.left != ctx->text.s.right)
- DeleteCurrentSelection(w, event, p, n);
- else
- DeleteBackwardChar(w, event, p, n);
-}
-
-static void
-DeleteChar(Widget w, XEvent *event, XawTextScanDirection dir)
-{
- TextWidget ctx = (TextWidget)w;
- short mul = MULT(ctx);
-
- if (mul < 0) {
- ctx->text.mult = mul = -mul;
- dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
- }
- DeleteOrKill(ctx, event, dir, XawstPositions, True, False);
-#ifndef OLDXAW
- if (mul == 1)
- _XawSourceSetUndoErase((TextSrcObject)ctx->text.source,
- dir == XawsdLeft ? -1 : 1);
-#endif
-}
-
-/*ARGSUSED*/
-static void
-DeleteForwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- DeleteChar(w, event, XawsdRight);
-}
-
-/*ARGSUSED*/
-static void
-DeleteBackwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- DeleteChar(w, event, XawsdLeft);
-}
-
-static void
-DeleteForwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- XawTextScanType type;
-
- if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
- type = XawstAlphaNumeric;
- else
- type = XawstWhiteSpace;
-
- DeleteOrKill((TextWidget)w, event, XawsdRight, type, False, False);
-}
-
-static void
-DeleteBackwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- XawTextScanType type;
-
- if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
- type = XawstAlphaNumeric;
- else
- type = XawstWhiteSpace;
-
- DeleteOrKill((TextWidget)w, event, XawsdLeft, type, False, False);
-}
-
-static void
-KillForwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- XawTextScanType type;
-
- if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
- type = XawstAlphaNumeric;
- else
- type = XawstWhiteSpace;
-
- DeleteOrKill((TextWidget)w, event, XawsdRight, type, False, True);
-}
-
-static void
-KillBackwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- XawTextScanType type;
-
- if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
- type = XawstAlphaNumeric;
- else
- type = XawstWhiteSpace;
-
- DeleteOrKill((TextWidget) w, event, XawsdLeft, type, False, True);
-}
-
-/*ARGSUSED*/
-static void
-KillToEndOfLine(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition end_of_line;
- XawTextScanDirection dir = XawsdRight;
- short mult = MULT(ctx);
-
- if (mult < 0) {
- dir = XawsdLeft;
- mult = -mult;
- }
-
- StartAction(ctx, event);
- end_of_line = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL,
- dir, mult, False);
- if (end_of_line == ctx->text.insertPos)
- end_of_line = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL,
- dir, mult, True);
-
- if (dir == XawsdRight)
- _DeleteOrKill(ctx, ctx->text.insertPos, end_of_line, True);
- else
- _DeleteOrKill(ctx, end_of_line, ctx->text.insertPos, True);
- EndAction(ctx);
-}
-
-/*ARGSUSED*/
-static void
-KillToEndOfParagraph(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- DeleteOrKill((TextWidget)w, event, XawsdRight, XawstParagraph, False, True);
-}
-
-void
-_XawTextZapSelection(TextWidget ctx, XEvent *event, Bool kill)
-{
- StartAction(ctx, event);
- _DeleteOrKill(ctx, ctx->text.s.left, ctx->text.s.right, kill);
- EndAction(ctx);
-}
-
-/*ARGSUSED*/
-static void
-KillCurrentSelection(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- _XawTextZapSelection((TextWidget) w, event, True);
-}
-
-#ifndef OLDXAW
-/*ARGSUSED*/
-static void
-KillRingYank(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition insertPos = ctx->text.insertPos;
- Bool first_yank = False;
-
- if (ctx->text.s.left != ctx->text.s.right)
- XawTextUnsetSelection((Widget)ctx);
-
- StartAction(ctx, event);
-
- if (ctx->text.kill_ring_ptr == NULL) {
- ctx->text.kill_ring_ptr = &kill_ring_prev;
- ++ctx->text.kill_ring_ptr->refcount;
- ctx->text.s.left = ctx->text.s.right = insertPos;
- first_yank = True;
- }
- if (ctx->text.kill_ring_ptr) {
- int mul = MULT(ctx);
- XawTextBlock text;
-
- if (!first_yank) {
- if (mul < 0)
- mul = 1;
- --ctx->text.kill_ring_ptr->refcount;
- while (mul--) {
- if ((ctx->text.kill_ring_ptr = ctx->text.kill_ring_ptr->next) == NULL)
- ctx->text.kill_ring_ptr = &kill_ring_null;
- }
- ++ctx->text.kill_ring_ptr->refcount;
- }
- text.firstPos = 0;
- text.length = ctx->text.kill_ring_ptr->length;
- text.ptr = ctx->text.kill_ring_ptr->contents;
- text.format = ctx->text.kill_ring_ptr->format;
-
- if (_XawTextReplace(ctx, ctx->text.s.left, insertPos, &text) == XawEditDone) {
- ctx->text.kill_ring = KILL_RING_YANK;
- ctx->text.insertPos = ctx->text.s.left + text.length;
- }
- }
- else
- XBell(XtDisplay(w), 0);
-
- EndAction(ctx);
-}
-#endif /* OLDXAW */
-
-/*ARGSUSED*/
-static void
-DeleteCurrentSelection(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- _XawTextZapSelection((TextWidget)w, event, False);
-}
-
-#ifndef OLDXAW
-#define CHECK_SAVE() \
- if (save && !save->ptr) \
- save->ptr = _XawTextGetText(ctx, save->firstPos, \
- save->firstPos + save->length)
-static Bool
-StripSpaces(TextWidget ctx, XawTextPosition left, XawTextPosition right,
- XawTextPosition *pos, int num_pos, XawTextBlock *save)
-{
- Bool done, space;
- int i, cpos, count = 0;
- XawTextBlock block, text;
- XawTextPosition ipos, position = left, tmp = left;
-
- text.firstPos = 0;
- text.format = XawFmt8Bit;
- text.ptr = " ";
- text.length = 1;
-
- position = XawTextSourceRead(ctx->text.source, position,
- &block, right - left);
- done = False;
- space = False;
- /* convert tabs and returns to spaces */
- while (!done) {
- if (XawTextFormat(ctx, XawFmt8Bit)) {
- for (i = 0; i < block.length; i++)
- if (block.ptr[i] == '\t' || block.ptr[i] == '\n') {
- space = True;
- break;
- }
- }
- else {
- wchar_t *wptr = (wchar_t*)block.ptr;
- for (i = 0; i < block.length; i++)
- if (wptr[i] == _Xaw_atowc('\t') || wptr[i] == _Xaw_atowc('\n')) {
- space = True;
- break;
- }
- }
- if (space) {
- CHECK_SAVE();
- if (_XawTextReplace(ctx, tmp + i, tmp + i + 1, &text))
- return (False);
- space = False;
- }
- tmp += i;
- position = XawTextSourceRead(ctx->text.source, tmp,
- &block, right - tmp);
- if (block.length == 0 || tmp == position || tmp >= right)
- done = True;
- }
-
- text.ptr = "";
- text.length = 0;
- position = tmp = left;
- position = XawTextSourceRead(ctx->text.source, position,
- &block, right - left);
- ipos = ctx->text.insertPos;
- done = False;
- while (!done) {
- if (XawTextFormat(ctx, XawFmt8Bit)) {
- for (i = 0; i < block.length; i++)
- if (block.ptr[i] == ' ')
- ++count;
- else if (count == 1)
- count = 0;
- else if (count)
- break;
- }
- else {
- wchar_t *wptr = (wchar_t*)block.ptr;
- for (i = 0; i < block.length; i++)
- if (wptr[i] == _Xaw_atowc(' '))
- ++count;
- else if (count == 1)
- count = 0;
- else if (count)
- break;
- }
- if (--count > 0) {
- CHECK_SAVE();
- if (_XawTextReplace(ctx, tmp + i - count, tmp + i, &text))
- return (False);
- right -= count;
- if (num_pos) {
- for (cpos = 0; cpos < num_pos; cpos++) {
- if (tmp + i - count < pos[cpos]) {
- if (tmp + i < pos[cpos])
- pos[cpos] -= count;
- else
- pos[cpos] = tmp + i - count;
- }
- }
- }
- else {
- if (tmp + i - count < ipos) {
- if (tmp + i < ipos)
- ipos -= count;
- else
- ipos = tmp + i - count;
- }
- }
- tmp += i - count;
- }
- else
- tmp += i + 1;
- count = 0;
- position = XawTextSourceRead(ctx->text.source, tmp,
- &block, right - tmp);
- if (block.length == 0 || tmp == position || tmp >= right)
- done = True;
- }
- if (!num_pos)
- ctx->text.insertPos = ipos;
-
- return (True);
-}
-
-static Bool
-Tabify(TextWidget ctx, XawTextPosition left, XawTextPosition right,
- XawTextPosition *pos, int num_pos, XawTextBlock *save)
-{
- Bool done, zero;
- int i, cpos, count = 0, column = 0, offset = 0;
- XawTextBlock text, block;
- XawTextPosition ipos, position = left, tmp = left;
- TextSinkObject sink = (TextSinkObject)ctx->text.sink;
- short *char_tabs = sink->text_sink.char_tabs;
- int tab_count = sink->text_sink.tab_count;
- int tab_index = 0, tab_column = 0, TAB_SIZE = DEFAULT_TAB_SIZE;
-
- text.firstPos = 0;
- text.ptr = "\t";
- text.format = XawFmt8Bit;
- text.length = 1;
-
- position = XawTextSourceRead(ctx->text.source, position,
- &block, right - left);
- ipos = ctx->text.insertPos;
- done = zero = False;
- if (tab_count)
- TAB_SIZE = *char_tabs;
- while (!done) {
- if (XawTextFormat(ctx, XawFmt8Bit)) {
- for (i = 0; i < block.length; i++) {
- ++offset;
- ++column;
- if (tab_count) {
- if (column > tab_column + char_tabs[tab_index]) {
- TAB_SIZE = tab_index < tab_count - 1 ? char_tabs[tab_index + 1] - char_tabs[tab_index] : *char_tabs;
- if (++tab_index >= tab_count) {
- tab_column += char_tabs[tab_count - 1];
- tab_index = 0;
- }
- }
- }
- if (block.ptr[i] == ' ') {
- if (++count > TAB_SIZE)
- count %= TAB_SIZE;
- if ((tab_count && column == tab_column + char_tabs[tab_index]) ||
- (!tab_count && column % TAB_SIZE == 0)) {
- if (count % (TAB_SIZE + 1) > 1)
- break;
- else
- count = 0;
- }
- }
- else {
- if (block.ptr[i] == '\n') {
- zero = True;
- break;
- }
- count = 0;
- }
- }
- }
- else {
- wchar_t *wptr = (wchar_t*)block.ptr;
- for (i = 0; i < block.length; i++) {
- ++offset;
- ++column;
- if (tab_count) {
- if (column > tab_column + char_tabs[tab_index]) {
- TAB_SIZE = tab_index < tab_count - 1 ? char_tabs[tab_index + 1] - char_tabs[tab_index] : *char_tabs;
- if (++tab_index >= tab_count) {
- tab_column += char_tabs[tab_count - 1];
- tab_index = 0;
- }
- }
- }
- if (wptr[i] == _Xaw_atowc(' ')) {
- if (++count > TAB_SIZE)
- count %= TAB_SIZE;
- if ((tab_count && column == tab_column + char_tabs[tab_index]) ||
- (!tab_count && column % TAB_SIZE == 0)) {
- if (count % (TAB_SIZE + 1) > 1)
- break;
- else
- count = 0;
- }
- }
- else {
- if (wptr[i] == _Xaw_atowc('\n')) {
- zero = True;
- break;
- }
- count = 0;
- }
- }
- }
- count %= TAB_SIZE + 1;
- if (!zero && count > 1 && i < block.length) {
- CHECK_SAVE();
- if (_XawTextReplace(ctx, tmp + i - count + 1, tmp + i + 1, &text))
- return (False);
- right -= count - 1;
- offset -= count - 1;
- if (num_pos) {
- for (cpos = 0; cpos < num_pos; cpos++) {
- if (tmp + i - count + 1 < pos[cpos]) {
- if (tmp + i + 1 < pos[cpos])
- pos[cpos] -= count;
- else
- pos[cpos] = tmp + i - count + 1;
- ++pos[cpos];
- }
- }
- }
- else {
- if (tmp + i - count + 1 < ipos) {
- if (tmp + i + 1 < ipos)
- ipos -= count;
- else
- ipos = tmp + i - count + 1;
- ++ipos;
- }
- }
- }
- if (count)
- --count;
- if (zero) {
- count = column = 0;
- zero = False;
- if (tab_count) {
- tab_column = tab_index = 0;
- TAB_SIZE = *char_tabs;
- }
- }
- else if (i < block.length)
- count = 0;
- tmp = left + offset;
- position = XawTextSourceRead(ctx->text.source, tmp,
- &block, right - tmp);
- if (tmp == position || tmp >= right)
- done = True;
- }
- if (!num_pos)
- ctx->text.insertPos = ipos;
-
- return (True);
-}
-
-static Bool
-Untabify(TextWidget ctx, XawTextPosition left, XawTextPosition right,
- XawTextPosition *pos, int num_pos, XawTextBlock *save)
-{
- Bool done, zero;
- int i, cpos, count = 0, diff = 0;
- XawTextBlock block, text;
- XawTextPosition ipos, position = left, tmp = left;
- TextSinkObject sink = (TextSinkObject)ctx->text.sink;
- short *char_tabs = sink->text_sink.char_tabs;
- int tab_count = sink->text_sink.tab_count;
- int tab_index = 0, tab_column = 0, tab_base = 0;
- static char *tabs = " ";
-
- text.firstPos = 0;
- text.format = XawFmt8Bit;
- text.ptr = tabs;
-
- position = XawTextSourceRead(ctx->text.source, position,
- &block, right - left);
- ipos = ctx->text.insertPos;
- done = False;
- zero = False;
- while (!done) {
- if (XawTextFormat(ctx, XawFmt8Bit))
- for (i = 0; i < block.length; i++) {
- if (block.ptr[i] != '\t') {
- ++count;
- if (block.ptr[i] == '\n') {
- zero = True;
- break;
- }
- }
- else
- break;
- }
- else {
- wchar_t *wptr = (wchar_t*)block.ptr;
- for (i = 0; i < block.length; i++)
- if (wptr[i] != _Xaw_atowc('\t')) {
- ++count;
- if (wptr[i] != _Xaw_atowc('\n')) {
- zero = True;
- break;
- }
- }
- else
- break;
- }
- if (!zero && i < block.length) {
- if (tab_count) {
- while (tab_base + tab_column <= count) {
- for (; tab_index < tab_count; ++tab_index)
- if (tab_base + char_tabs[tab_index] > count) {
- tab_column = char_tabs[tab_index];
- break;
- }
- if (tab_index >= tab_count) {
- tab_base += char_tabs[tab_count - 1];
- tab_column = tab_index = 0;
- }
- }
- text.length = (tab_base + tab_column) - count;
- if (text.length > 8) {
- int j;
-
- text.ptr = XtMalloc(text.length);
- for (j = 0; j < text.length; j++)
- text.ptr[j] = ' ';
- }
- else
- text.ptr = tabs;
- }
- else
- text.length = DEFAULT_TAB_SIZE - (count % DEFAULT_TAB_SIZE);
- CHECK_SAVE();
- if (_XawTextReplace(ctx, tmp + i, tmp + i + 1, &text)) {
- if (tab_count && text.length > 8)
- XtFree(text.ptr);
- return (False);
- }
- if (tab_count && text.length > 8)
- XtFree(text.ptr);
- count += text.length;
- right += text.length - 1;
- if (num_pos) {
- for (cpos = 0; cpos < num_pos; cpos++) {
- if (tmp + i < pos[cpos]) {
- if (tmp + i + 1 < pos[cpos])
- --pos[cpos];
- else
- pos[cpos] = tmp + i;
- pos[cpos] += text.length;
- }
- }
- }
- else {
- if (tmp + i < ipos) {
- if (tmp + i + 1 < ipos)
- --ipos;
- else
- ipos = tmp + i;
- ipos += text.length;
- }
- }
- }
- tmp = left + count + diff;
- if (zero) {
- diff += count;
- count = 0;
- zero = False;
- if (tab_count)
- tab_base = tab_column = tab_index = 0;
- }
- position = XawTextSourceRead(ctx->text.source, tmp,
- &block, right - tmp);
- if (tmp == position || tmp >= right)
- done = True;
- }
- if (!num_pos)
- ctx->text.insertPos = ipos;
-
- return (True);
-}
-
-static int
-FormatText(TextWidget ctx, XawTextPosition left, Bool force,
- XawTextPosition *pos, int num_pos)
-{
- char *ptr = NULL;
- Bool freepos = False, undo, paragraph = pos != NULL;
- int i, result;
- XawTextBlock block, *text;
- XawTextPosition end = ctx->text.lastPos, buf[32];
- TextSrcObject src = (TextSrcObject)ctx->text.source;
- XawTextPosition right = SrcScan(ctx->text.source, left, XawstEOL,
- XawsdRight, 1, False);
-
- undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
- if (undo) {
- if (!pos) {
- num_pos = src->textSrc.num_text;
- pos = XawStackAlloc(sizeof(XawTextPosition) * num_pos, buf);
- for (i = 0; i < num_pos; i++)
- pos[i] = ((TextWidget)src->textSrc.text[i])->text.insertPos;
- freepos = True;
- }
- else
- freepos = False;
- src->textSrc.undo_state = True;
- block.ptr = NULL;
- block.firstPos = left;
- block.length = right - left;
- text = &block;
- }
- else
- text = NULL;
-
- result = DoFormatText(ctx, left, force, 1, text, pos, num_pos, paragraph);
- if (undo && result == XawEditDone && block.ptr) {
- char *lbuf, *rbuf;
- unsigned llen, rlen, size;
-
- ptr = lbuf = block.ptr;
- llen = block.length;
- rlen = llen + (ctx->text.lastPos - end);
-
- block.firstPos = 0;
- block.format = _XawTextFormat(ctx);
-
- rbuf = _XawTextGetText(ctx, left, left + rlen);
-
- size = XawTextFormat(ctx, XawFmtWide) ? sizeof(wchar_t) : sizeof(char);
- if (llen != rlen || memcmp(lbuf, rbuf, llen * size)) {
- block.ptr = lbuf;
- block.length = llen;
- _XawTextReplace(ctx, left, left + rlen, &block);
-
- src->textSrc.undo_state = False;
- block.ptr = rbuf;
- block.length = rlen;
- _XawTextReplace(ctx, left, left + llen, &block);
- }
- else
- src->textSrc.undo_state = False;
- XtFree(rbuf);
- }
- if (undo) {
- src->textSrc.undo_state = False;
- if (freepos) {
- for (i = 0; i < num_pos; i++) {
- TextWidget tw = (TextWidget)src->textSrc.text[i];
- tw->text.insertPos = XawMin(XawMax(0, pos[i]), tw->text.lastPos);
- }
- XawStackFree(pos, buf);
- }
- if (ptr)
- XtFree(ptr);
- }
-
- return (result);
-}
-
-static int
-DoFormatText(TextWidget ctx, XawTextPosition left, Bool force, int level,
- XawTextBlock *save, XawTextPosition *pos, int num_pos,
- Bool paragraph)
-{
- XawTextPosition right = SrcScan(ctx->text.source, left, XawstEOL,
- XawsdRight, 1, False);
- XawTextPosition position, tmp, ipos;
- XawTextBlock block, text;
- char buf[128];
- wchar_t *wptr;
- int i, count, cpos;
- Bool done, force2 = force, recurse = False;
-
- position = XawTextSourceRead(ctx->text.source, left, &block, right - left);
- if (block.length == 0 || left >= right ||
- (level == 1 && ((XawTextFormat(ctx, XawFmt8Bit) &&
- block.ptr[0] != ' ' &&
- block.ptr[0] != '\t' &&
- !isalnum(*(unsigned char*)block.ptr)) ||
- (XawTextFormat(ctx, XawFmtWide) &&
- _Xaw_atowc(XawSP) != *(wchar_t*)block.ptr &&
- _Xaw_atowc(XawTAB) != *(wchar_t*)block.ptr &&
- !iswalnum(*(wchar_t*)block.ptr)))))
- return (XawEditDone);
-
- if (level == 1 && !paragraph) {
- tmp = ctx->text.lastPos;
- if (Untabify(ctx, left, right, pos, num_pos, save) == False)
- return (XawEditError);
- right += ctx->text.lastPos - tmp;
- position = XawTextSourceRead(ctx->text.source, left, &block,
- right - left);
- }
-
- text.firstPos = 0;
- text.format = XawFmt8Bit;
-
- ipos = ctx->text.insertPos;
- count = 0;
- done = False;
- while (!done) {
- if (XawTextFormat(ctx, XawFmt8Bit)) {
- for (i = 0; i < block.length; i++)
- if (block.ptr[i] == ' ')
- ++count;
- else {
- done = True;
- break;
- }
- }
- else {
- wptr = (wchar_t*)block.ptr;
- for (i = 0; i < block.length; i++)
- if (wptr[i] == _Xaw_atowc(' '))
- ++count;
- else {
- done = True;
- break;
- }
- }
- tmp = position;
- position = XawTextSourceRead(ctx->text.source, position,
- &block, right - position);
- if (tmp == position)
- done = True;
- }
- position = left + count;
- if (count < ctx->text.left_column) {
- int bytes = ctx->text.left_column - count;
-
- text.ptr = XawStackAlloc(bytes, buf);
- text.length = bytes;
- for (i = 0; i < bytes; i++)
- text.ptr[i] = ' ';
- CHECK_SAVE();
- if (_XawTextReplace(ctx, left, left, &text)) {
- XawStackFree(text.ptr, buf);
- return (XawEditError);
- }
- XawStackFree(text.ptr, buf);
- right += bytes;
- if (num_pos) {
- for (cpos = 0; cpos < num_pos; cpos++)
- if (pos[cpos] >= left)
- pos[cpos] += bytes;
- }
- if (ipos >= left)
- ipos += bytes;
- count += bytes;
- }
-
- done = False;
- if (!paragraph && level == 1
- && ipos <= right && ipos - left > ctx->text.right_column) {
- XawTextPosition len = ctx->text.lastPos;
- int skip = ctx->text.justify == XawjustifyRight
- || ctx->text.justify == XawjustifyCenter ?
- ctx->text.left_column : count;
-
- if (pos)
- for (i = 0; i < num_pos; i++)
- if (pos[i] == ipos)
- break;
-
- StripSpaces(ctx, left + skip, right, pos, num_pos, save);
- right += ctx->text.lastPos - len;
- if (pos && i < num_pos)
- ipos = pos[i];
- else
- ipos = ctx->text.insertPos;
- done = ipos - left > ctx->text.right_column;
- count = skip + (count == skip + 1);
- }
- if ((paragraph || done) && right - left > ctx->text.right_column) {
- position = tmp = right;
- XawTextSourceRead(ctx->text.source, position - 1, &block, 1);
- if (block.length &&
- ((XawTextFormat(ctx, XawFmt8Bit) &&
- block.ptr[0] == ' ') ||
- (XawTextFormat(ctx, XawFmtWide) &&
- _Xaw_atowc(XawSP) == *(wchar_t*)block.ptr)))
- --position;
- while (position - left > ctx->text.right_column) {
- tmp = position;
- position = SrcScan(ctx->text.source, position,
- XawstWhiteSpace, XawsdLeft, 1, True);
- }
- if (position <= left + ctx->text.left_column)
- position = tmp;
- if (position > left && position - left > ctx->text.left_column
- && position != right) {
- text.ptr = "\n";
- text.length = 1;
- CHECK_SAVE();
- if (_XawTextReplace(ctx, position, position + 1, &text))
- return (XawEditError);
- right = position;
- recurse = True;
- force = True;
- }
- }
-
- if (force) {
- if (ctx->text.justify == XawjustifyCenter)
- count = ctx->text.right_column - (count - ctx->text.left_column);
- else
- count = ctx->text.right_column;
- if (count > right - left)
- count -= right - left;
- else
- count = 0;
- }
- else
- count = 0;
- if (count > 0) {
- switch (ctx->text.justify) {
- case XawjustifyLeft:
- break;
- case XawjustifyRight:
- case XawjustifyCenter:
- if (ctx->text.justify == XawjustifyCenter) {
- int alnum = 0;
-
- if (!(count & 1)) {
- XawTextSourceRead(ctx->text.source, right, &block, 1);
- if ((XawTextFormat(ctx, XawFmt8Bit)
- && isalnum(*(unsigned char*)block.ptr)) ||
- (XawTextFormat(ctx, XawFmtWide)
- && iswalnum(*(wchar_t*)block.ptr)))
- alnum = 1;
- }
- count = (count + alnum) >> 1;
- }
- text.ptr = XawStackAlloc(count, buf);
- text.length = count;
- for (i = 0; i < count; i++)
- text.ptr[i] = ' ';
- CHECK_SAVE();
- if (_XawTextReplace(ctx, left, left, &text)) {
- XawStackFree(text.ptr, buf);
- return (XawEditError);
- }
- XawStackFree(text.ptr, buf);
- position += count;
- right += count;
- if (num_pos) {
- for (cpos = 0; cpos < num_pos; cpos++)
- if (pos[cpos] > left)
- pos[cpos] += count;
- }
- else if (ipos > left)
- ipos += count;
- break;
- case XawjustifyFull:
- i = 0;
- tmp = left;
- /*CONSTCOND*/
- while (True) {
- tmp = SrcScan(ctx->text.source, tmp, XawstWhiteSpace,
- XawsdRight, 1, True);
- if (tmp < right)
- ++i;
- else
- break;
- }
- if (i) {
- double inc, ii;
- int bytes, steps;
-
- bytes = count;
- inc = ii = (count + .5) / (double)i;
-
- steps = count;
- text.ptr = XawStackAlloc(steps, buf);
- for (i = 0; i < steps; i++)
- text.ptr[i] = ' ';
- tmp = left;
- CHECK_SAVE();
- while (bytes) {
- steps = 1;
- while (inc + ii < 1) {
- ++steps;
- inc += ii;
- }
- tmp = SrcScan(ctx->text.source, tmp, XawstWhiteSpace,
- XawsdRight, steps, True);
- if (bytes > inc)
- text.length = (int)inc;
- else
- text.length = bytes;
- bytes -= text.length;
- if (_XawTextReplace(ctx, tmp, tmp, &text)) {
- XawStackFree(buf, text.ptr);
- return (XawEditError);
- }
- if (num_pos) {
- for (cpos = 0; cpos < num_pos; cpos++)
- if (tmp <= pos[cpos])
- pos[cpos] += text.length;
- }
- else if (tmp <= ipos)
- ipos += text.length;
- inc -= (int)inc;
- inc += ii;
- }
- position += count;
- right += count;
- XawStackFree(buf, text.ptr);
- }
- break;
- }
- }
-
- if (!num_pos)
- ctx->text.insertPos = XawMin(ipos, ctx->text.lastPos);
-
- return (recurse ? DoFormatText(ctx, position + 1,
- ctx->text.justify != XawjustifyFull
- && (force2 || paragraph),
- ++level, save, pos, num_pos, paragraph)
- : XawEditDone);
-}
-#undef CHECK_SAVE
-
-/*ARGSUSED*/
-static void
-Indent(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- TextSrcObject src = (TextSrcObject)ctx->text.source;
- XawTextPosition from, to, tmp, end = 0, *pos, *posbuf[32];
- char buf[32];
- XawTextBlock text;
- int i, spaces = MULT(ctx);
- char *lbuf = NULL, *rbuf;
- unsigned llen = 0, rlen, size;
- Bool undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
- Bool format = ctx->text.auto_fill
- && ctx->text.left_column < ctx->text.right_column;
-
- text.firstPos = 0;
- text.format = XawFmt8Bit;
- text.ptr = "";
-
- StartAction(ctx, event);
-
- pos = XawStackAlloc(sizeof(XawTextPosition) * src->textSrc.num_text, posbuf);
- for (i = 0; i < src->textSrc.num_text; i++)
- pos[i] = ((TextWidget)src->textSrc.text[i])->text.insertPos;
-
- if (!GetBlockBoundaries(ctx, &from, &to)) {
- EndAction(ctx);
- XawStackFree(pos, posbuf);
- return;
- }
-
- if (undo) {
- llen = to - from;
- end = ctx->text.lastPos;
- lbuf = _XawTextGetText(ctx, from, to);
- src->textSrc.undo_state = True;
- }
-
- tmp = ctx->text.lastPos;
- if (!Untabify(ctx, from, to, pos, src->textSrc.num_text, NULL)) {
- XBell(XtDisplay(ctx), 0);
- EndAction(ctx);
- XawStackFree(pos, posbuf);
- if (undo) {
- src->textSrc.undo_state = True;
- XtFree(lbuf);
- }
- return;
- }
- to += ctx->text.lastPos - tmp;
-
- tmp = from;
-
- if (spaces > 0) {
- text.ptr = XawStackAlloc(spaces, buf);
- for (i = 0; i < spaces; i++)
- text.ptr[i] = ' ';
-
- text.length = spaces;
- while (tmp < to) {
- _XawTextReplace(ctx, tmp, tmp, &text);
-
- for (i = 0; i < src->textSrc.num_text; i++)
- if (tmp < pos[i])
- pos[i] += spaces;
-
- to += spaces;
- tmp = SrcScan(ctx->text.source, tmp, XawstEOL, XawsdRight, 1, True);
- }
- XawStackFree(text.ptr, buf);
- }
- else {
- int min = 32767;
-
- text.length = 0;
- tmp = from;
-
- /* find the amount of spaces to cut */
- while (tmp < to) {
- (void)BlankLine(w, tmp, &i);
- if (i < min)
- min = i;
- tmp = SrcScan(ctx->text.source, tmp, XawstEOL, XawsdRight, 1, True);
- }
- spaces = XawMin(-spaces, min);
-
- /* cut the spaces */
- tmp = from;
- while (tmp < to) {
- _XawTextReplace(ctx, tmp, tmp + spaces, &text);
-
- for (i = 0; i < src->textSrc.num_text; i++)
- if (tmp < pos[i]) {
- if (tmp + spaces < pos[i])
- pos[i] -= spaces;
- else
- pos[i] = tmp;
- }
-
- to -= spaces;
- tmp = SrcScan(ctx->text.source, tmp, XawstEOL, XawsdRight, 1, True);
- }
- }
-
- if (!format)
- Tabify(ctx, from, to, pos, src->textSrc.num_text, NULL);
-
- if (undo) {
- rlen = llen + (ctx->text.lastPos - end);
- rbuf = _XawTextGetText(ctx, from, from + rlen);
-
- text.format = _XawTextFormat(ctx);
- size = XawTextFormat(ctx, XawFmtWide) ? sizeof(wchar_t) : sizeof(char);
- if (llen != rlen || memcmp(lbuf, rbuf, llen * size)) {
- text.ptr = lbuf;
- text.length = llen;
- _XawTextReplace(ctx, from, from + rlen, &text);
-
- src->textSrc.undo_state = False;
- text.ptr = rbuf;
- text.length = rlen;
- _XawTextReplace(ctx, from, from + llen, &text);
- }
- else
- src->textSrc.undo_state = False;
- XtFree(lbuf);
- XtFree(rbuf);
- }
-
- for (i = 0; i < src->textSrc.num_text; i++) {
- TextWidget tw = (TextWidget)src->textSrc.text[i];
-
- tw->text.insertPos = XawMin(XawMax(0, pos[i]), tw->text.lastPos);
- }
- XawStackFree(pos, posbuf);
- ctx->text.showposition = True;
-
- EndAction(ctx);
-}
-
-/*ARGSUSED*/
-static void
-ToggleOverwrite(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
- ctx->text.overwrite = !ctx->text.overwrite;
-
- /* call information callback */
- _XawTextSetLineAndColumnNumber(ctx, True);
-}
-#endif /* OLDXAW */
-
-/*
- * Insertion Routines
- */
-static int
-InsertNewLineAndBackupInternal(TextWidget ctx)
-{
- int count, error = XawEditDone, mult = MULT(ctx);
-#ifndef OLDXAW
- XawTextPosition position;
-#endif
- XawTextBlock text;
- char buf[32];
-
- if (mult < 0) {
- ctx->text.mult = 1;
- return (XawEditError);
- }
-
- text.format = _XawTextFormat(ctx);
- text.length = mult;
- text.firstPos = 0;
-
- if (text.format == XawFmtWide) {
- wchar_t *wptr;
-
- text.ptr = XawStackAlloc(sizeof(wchar_t) * mult, buf);
- wptr = (wchar_t *)text.ptr;
- for (count = 0; count < mult; count++)
- wptr[count] = _Xaw_atowc(XawLF);
- }
- else {
- text.ptr = XawStackAlloc(sizeof(char) * mult, buf);
- for (count = 0; count < mult; count++)
- text.ptr[count] = XawLF;
- }
-
-#ifndef OLDXAW
- position = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstEOL, XawsdLeft, 1, False);
-#endif
- if (_XawTextReplace(ctx, ctx->text.insertPos, ctx->text.insertPos, &text)) {
- XBell( XtDisplay(ctx), 50);
- error = XawEditError;
- }
- else {
- ctx->text.showposition = TRUE;
- ctx->text.insertPos += text.length;
- }
-
- XawStackFree(text.ptr, buf);
-
-#ifndef OLDXAW
- if (ctx->text.auto_fill && error == XawEditDone)
- (void)FormatText(ctx, position, ctx->text.justify != XawjustifyFull,
- NULL, 0);
-#endif
-
- return (error);
-}
-
-/*ARGSUSED*/
-static void
-InsertNewLineAndBackup(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition insertPos = ctx->text.insertPos;
-
- StartAction((TextWidget)w, event);
- (void)InsertNewLineAndBackupInternal(ctx);
- ctx->text.insertPos = SrcScan(ctx->text.source, insertPos, XawstEOL,
- XawsdRight, 1, False);
- EndAction((TextWidget)w);
-}
-
-static int
-LocalInsertNewLine(TextWidget ctx, XEvent *event)
-{
- int error;
-
- StartAction(ctx, event);
- error = InsertNewLineAndBackupInternal(ctx);
- ctx->text.from_left = -1;
- EndAction(ctx);
-
- return (error);
-}
-
-/*ARGSUSED*/
-static void
-InsertNewLine(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- (void)LocalInsertNewLine((TextWidget)w, event);
-}
-
-/*ARGSUSED*/
-static void
-InsertNewLineAndIndent(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- XawTextBlock text;
- XawTextPosition pos1;
- int length;
- TextWidget ctx = (TextWidget)w;
- String line_to_ip;
-
- StartAction(ctx, event);
- pos1 = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstEOL, XawsdLeft, 1, False);
-
- line_to_ip = _XawTextGetText(ctx, pos1, ctx->text.insertPos);
-
- text.format = _XawTextFormat(ctx);
- text.firstPos = 0;
-
- if (text.format == XawFmtWide) {
- wchar_t *ptr;
-
- text.ptr = XtMalloc((2 + wcslen((wchar_t*)line_to_ip))
- * sizeof(wchar_t));
- ptr = (wchar_t*)text.ptr;
- ptr[0] = _Xaw_atowc(XawLF);
- wcscpy((wchar_t*)++ptr, (wchar_t*)line_to_ip);
-
- length = wcslen((wchar_t*)text.ptr);
- while (length && (iswspace(*ptr) || *ptr == _Xaw_atowc(XawTAB)))
- ptr++, length--;
- *ptr = (wchar_t)0;
- text.length = wcslen((wchar_t*)text.ptr);
- }
- else {
- char *ptr;
-
- length = strlen(line_to_ip);
- text.ptr = XtMalloc((2 + length) * sizeof(char));
- ptr = text.ptr;
- ptr[0] = XawLF;
- strcpy(++ptr, line_to_ip);
-
- length++;
- while (length && (isspace(*ptr) || (*ptr == XawTAB)))
- ptr++, length--;
- *ptr = '\0';
- text.length = strlen(text.ptr);
- }
- XtFree(line_to_ip);
-
- if (_XawTextReplace(ctx,ctx->text.insertPos, ctx->text.insertPos, &text)) {
- XBell(XtDisplay(ctx), 50);
- XtFree(text.ptr);
- EndAction(ctx);
- return;
- }
-
- XtFree(text.ptr);
- ctx->text.from_left = -1;
- ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
- XawstPositions, XawsdRight, text.length, True);
- EndAction(ctx);
-}
-
-/*
- * Selection Routines
- */
-static void
-SelectWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition l, r;
-
- StartAction(ctx, event);
- l = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstWhiteSpace, XawsdLeft, 1, False);
- r = SrcScan(ctx->text.source, l, XawstWhiteSpace, XawsdRight, 1, False);
- _XawTextSetSelection(ctx, l, r, params, *num_params);
- EndAction(ctx);
-}
-
-static void
-SelectAll(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
- StartAction(ctx, event);
- _XawTextSetSelection(ctx,zeroPosition,ctx->text.lastPos,params,*num_params);
- EndAction(ctx);
-}
-
-static void
-ModifySelection(TextWidget ctx, XEvent *event,
- XawTextSelectionMode mode,
- XawTextSelectionAction action,
- String *params, Cardinal *num_params)
-{
-#ifndef OLDXAW
- int old_y = ctx->text.ev_y;
-#endif
-
- StartAction(ctx, event);
- NotePosition(ctx, event);
-
-#ifndef OLDXAW
- if (event->type == MotionNotify) {
- if (ctx->text.ev_y <= ctx->text.margin.top) {
- if (old_y >= ctx->text.ev_y)
- XawTextScroll(ctx, -1, 0);
- }
- else if (ctx->text.ev_y >= XtHeight(ctx) - ctx->text.margin.bottom) {
- if (old_y <= ctx->text.ev_y
- && !IsPositionVisible(ctx, ctx->text.lastPos))
- XawTextScroll(ctx, 1, 0);
- }
- }
-#endif
- ctx->text.from_left = -1;
- _XawTextAlterSelection(ctx, mode, action, params, num_params);
-
- EndAction(ctx);
-}
-
-static void
-SelectStart(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
-#ifndef OLDXAW
- if (!ctx->text.selection_state) {
- ctx->text.selection_state = True;
-#endif
- ModifySelection(ctx, event,
- XawsmTextSelect, XawactionStart, params, num_params);
-#ifndef OLDXAW
- }
-#endif
-}
-
-static void
-SelectAdjust(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
-#ifndef OLDXAW
- if (ctx->text.selection_state)
-#endif
- ModifySelection(ctx, event,
- XawsmTextSelect, XawactionAdjust, params, num_params);
-}
-
-static void
-SelectEnd(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
-#ifndef OLDXAW
- if (ctx->text.selection_state) {
- ctx->text.selection_state = False;
-#endif
- ModifySelection(ctx, event,
- XawsmTextSelect, XawactionEnd, params, num_params);
-#ifndef OLDXAW
- }
-#endif
-}
-
-static void
-ExtendStart(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
-#ifndef OLDXAW
- if (!ctx->text.selection_state) {
- ctx->text.selection_state = True;
-#endif
- ModifySelection(ctx, event,
- XawsmTextExtend, XawactionStart, params, num_params);
-#ifndef OLDXAW
- }
-#endif
-}
-
-static void
-ExtendAdjust(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
-#ifndef OLDXAW
- if (ctx->text.selection_state)
-#endif
- ModifySelection(ctx, event,
- XawsmTextExtend, XawactionAdjust, params, num_params);
-}
-
-static void
-ExtendEnd(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
-#ifndef OLDXAW
- if (ctx->text.selection_state) {
- ctx->text.selection_state = False;
-#endif
- ModifySelection(ctx, event,
- XawsmTextExtend, XawactionEnd, params, num_params);
-#ifndef OLDXAW
- }
-#endif
-}
-
-static void
-SelectSave(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- int num_atoms;
- Atom *sel;
- Display *dpy = XtDisplay(w);
- Atom selections[256];
-
- StartAction((TextWidget)w, event);
- num_atoms = *num_params;
- if (num_atoms > 256)
- num_atoms = 256;
- for (sel=selections; --num_atoms >= 0; sel++, params++)
- *sel = XInternAtom(dpy, *params, False);
- num_atoms = *num_params;
- _XawTextSaltAwaySelection((TextWidget)w, selections, num_atoms);
- EndAction((TextWidget)w);
-}
-
-/*
- * Misc. Routines
- */
-/*ARGSUSED*/
-static void
-SetKeyboardFocus(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- Widget shell, parent;
-
- shell = parent = w;
- while (parent) {
- if (XtIsShell(shell = parent))
- break;
- parent = XtParent(parent);
- }
- XtSetKeyboardFocus(shell, w);
-}
-
-/*ARGSUSED*/
-static void
-RedrawDisplay(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- StartAction((TextWidget)w, event);
- _XawTextClearAndCenterDisplay((TextWidget)w);
- EndAction((TextWidget)w);
-}
-
-/* This is kind of a hack, but, only one text widget can have focus at
- * a time on one display. There is a problem in the implementation of the
- * text widget, the scrollbars can not be adressed via editres, since they
- * are not children of a subclass of composite.
- * The focus variable is required to make sure only one text window will
- * show a block cursor at one time.
- */
-struct _focus { Display *display; Widget widget; };
-static struct _focus *focus;
-static Cardinal num_focus;
-
-/*ARGSUSED*/
-static void
-DestroyFocusCallback(Widget w, XtPointer user_data, XtPointer call_data)
-{
- struct _focus *f = (struct _focus*)(user_data);
-
- if (f->widget == w)
- f->widget = NULL;
-}
-
-/*ARGSUSED*/
-static void
-TextFocusIn(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- Bool display_caret = ctx->text.display_caret;
- int i;
-
- if (event->xfocus.detail == NotifyPointer)
- return;
-
- if (event->xfocus.send_event) {
- Window root, child;
- int rootx, rooty, x, y;
- unsigned int mask;
-
- if (ctx->text.hasfocus)
- return;
-
- if (XQueryPointer(XtDisplay(w), XtWindow(w), &root, &child,
- &rootx, &rooty, &x, &y, &mask)) {
- if (child)
- return;
- }
- }
-
- /* Let the input method know focus has arrived. */
- _XawImSetFocusValues(w, NULL, 0);
-
- if (display_caret)
- StartAction(ctx, event);
- ctx->text.hasfocus = TRUE;
- if (display_caret)
- EndAction(ctx);
-
- for (i = 0; i < num_focus; i++)
- if (focus[i].display == XtDisplay(w))
- break;
- if (i >= num_focus) {
- focus = (struct _focus*)
- XtRealloc((XtPointer)focus, sizeof(struct _focus) * (num_focus + 1));
- i = num_focus;
- focus[i].widget = NULL;
- focus[i].display = XtDisplay(w);
- num_focus++;
- }
- if (focus[i].widget != w) {
- Widget old = focus[i].widget;
-
- focus[i].widget = w;
- if (old != NULL) {
- TextFocusOut(old, event, p, n);
- /* TextFocusOut may set it to NULL */
- focus[i].widget = w;
- }
- XtAddCallback(w, XtNdestroyCallback,
- DestroyFocusCallback, (XtPointer)&focus[i]);
- }
-}
-
-/*ARGSUSED*/
-static void
-TextFocusOut(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- Bool display_caret = ctx->text.display_caret;
- Widget shell;
- Window window;
- int i, revert;
-
- shell = w;
- while (shell) {
- if (XtIsShell(shell))
- break;
- shell = XtParent(shell);
- }
-
- for (i = 0; i < num_focus; i++)
- if (focus[i].display == XtDisplay(w))
- break;
- XGetInputFocus(XtDisplay(w), &window, &revert);
- if ((XtWindow(shell) == window &&
- (i < num_focus && focus[i].widget == w))
- || event->xfocus.detail == NotifyPointer)
- return;
-
- if (i < num_focus && focus[i].widget) {
- XtRemoveCallback(focus[i].widget, XtNdestroyCallback,
- DestroyFocusCallback, (XtPointer)&focus[i]);
- focus[i].widget = NULL;
- }
-
- /* Let the input method know focus has left.*/
- _XawImUnsetFocus(w);
-
- if (display_caret)
- StartAction(ctx, event);
- ctx->text.hasfocus = FALSE;
- if (display_caret)
- EndAction(ctx);
-}
-
-/*ARGSUSED*/
-static void
-TextEnterWindow(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
- if ((event->xcrossing.detail != NotifyInferior) && event->xcrossing.focus
- && !ctx->text.hasfocus)
- _XawImSetFocusValues(w, NULL, 0);
-}
-
-/*ARGSUSED*/
-static void
-TextLeaveWindow(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
- if ((event->xcrossing.detail != NotifyInferior) && event->xcrossing.focus
- && !ctx->text.hasfocus)
- _XawImUnsetFocus(w);
-}
-
-/*
- * Function:
- * AutoFill
- * Arguments: ctx - The text widget.
- *
- * Description:
- * Breaks the line at the previous word boundry when
- * called inside InsertChar.
- */
-static void
-AutoFill(TextWidget ctx)
-{
- int width, height, x, line_num, max_width;
- XawTextPosition ret_pos;
- XawTextBlock text;
- XRectangle cursor;
- wchar_t wc_buf[2];
-
- for (line_num = 0; line_num < ctx->text.lt.lines ; line_num++)
- if (ctx->text.lt.info[line_num].position >= ctx->text.insertPos)
- break;
- if (line_num)
- line_num--; /* backup a line. */
-
- XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
- max_width = Max(0, (int)XtWidth(ctx) - RHMargins(ctx) - cursor.width);
-
- x = ctx->text.r_margin.left;
- XawTextSinkFindPosition(ctx->text.sink, ctx->text.lt.info[line_num].position,
- x, max_width, True, &ret_pos,
- &width, &height);
-
- if (ret_pos <= ctx->text.lt.info[line_num].position
- || ret_pos >= ctx->text.insertPos || ret_pos < 1)
- return;
-
- XawTextSourceRead(ctx->text.source, ret_pos - 1, &text, 1);
-
- if (XawTextFormat(ctx, XawFmtWide)) {
- wc_buf[0] = *(wchar_t *)text.ptr;
- if (wc_buf[0] != _Xaw_atowc(XawSP) && wc_buf[0] != _Xaw_atowc(XawTAB))
- /* Only eats white spaces */
- return;
-
- text.format = XawFmtWide;
- text.ptr = (char *)wc_buf;
- wc_buf[0] = _Xaw_atowc(XawLF);
- wc_buf[1] = 0;
- }
- else {
- if (text.ptr[0] != XawSP && text.ptr[0] != XawTAB)
- /* Only eats white spaces */
- return;
-
- text.format = XawFmt8Bit;
- text.ptr = "\n";
- }
- text.length = 1;
- text.firstPos = 0;
-
- if (_XawTextReplace(ctx, ret_pos - 1, ret_pos, &text))
- XBell(XtDisplay((Widget)ctx), 0);
-
- if (++ctx->text.insertPos > ctx->text.lastPos)
- ctx->text.insertPos = ctx->text.lastPos;
-}
-
-/*ARGSUSED*/
-static void
-InsertChar(Widget w, XEvent *event, String *p, Cardinal *n)
-{
- TextWidget ctx = (TextWidget)w;
- char *ptr, strbuf[128], ptrbuf[512];
- int count, error, mult = MULT(ctx);
- KeySym keysym;
- XawTextBlock text;
-#ifndef OLDXAW
- Bool format = False;
-#endif
- XawTextPosition from, to;
-
- if (XtIsSubclass (ctx->text.source, (WidgetClass) multiSrcObjectClass))
- text.length = _XawImWcLookupString(w, &event->xkey, (wchar_t*)strbuf,
- sizeof(strbuf), &keysym);
- else
- text.length = _XawLookupString(w, (XKeyEvent*)event, strbuf,
- sizeof(strbuf), &keysym);
-
- if (text.length == 0)
- return;
-
- if (mult < 0) {
- ctx->text.mult = 1;
- return;
- }
-
- text.format = _XawTextFormat(ctx);
- if (text.format == XawFmtWide) {
- text.ptr = ptr = XawStackAlloc(sizeof(wchar_t) * text.length
- * mult, ptrbuf);
- for (count = 0; count < mult; count++) {
- memcpy((char*)ptr, (char *)strbuf, sizeof(wchar_t) * text.length);
- ptr += sizeof(wchar_t) * text.length;
- }
-#ifndef OLDXAW
- if (mult == 1)
- format = ctx->text.left_column < ctx->text.right_column;
-#endif
- }
- else { /* == XawFmt8Bit */
- text.ptr = ptr = XawStackAlloc(text.length * mult, ptrbuf);
- for (count = 0; count < mult; count++) {
- strncpy(ptr, strbuf, text.length);
- ptr += text.length;
- }
-#ifndef OLDXAW
- if (mult == 1)
- format = ctx->text.left_column < ctx->text.right_column;
-#endif
- }
-
- text.length = text.length * mult;
- text.firstPos = 0;
-
- StartAction(ctx, event);
-#ifndef OLDXAW
- if (mult == 1)
- _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
-#endif
-
- from = ctx->text.insertPos;
-#ifndef OLDXAW
- if (ctx->text.overwrite) {
- XawTextPosition tmp;
-
- to = from + mult;
- tmp = SrcScan(ctx->text.source, from, XawstEOL, XawsdRight, 1, False);
- if (to > tmp)
- to = tmp;
- }
- else
-#endif
- to = from;
-
- error = _XawTextReplace(ctx, from , to, &text);
-
- if (error == XawEditDone) {
- ctx->text.from_left = -1;
- ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
- XawstPositions, XawsdRight,
- text.length, True);
- if (ctx->text.auto_fill) {
-#ifndef OLDXAW
- if (format)
- (void)FormatText(ctx, SrcScan(ctx->text.source,
- ctx->text.insertPos, XawstEOL,
- XawsdLeft, 1, False), False,
- NULL, 0);
- else
-#endif
- AutoFill(ctx);
- }
- }
- else
- XBell(XtDisplay(ctx), 50);
-
- XawStackFree(text.ptr, ptrbuf);
- EndAction(ctx);
-
- if (error == XawEditDone && text.format == XawFmt8Bit && text.length == 1
- && (text.ptr[0] == ')' || text.ptr[0] == ']' || text.ptr[0] == '}')
- && ctx->text.display_caret) {
- static struct timeval tmval = {0, 500000};
- fd_set fds;
- Widget source = ctx->text.source;
- XawTextPosition insertPos = ctx->text.insertPos, pos, tmp, last;
- char left, right = text.ptr[0];
- int level = 0;
- XtAppContext app_context = XtWidgetToApplicationContext(w);
-
- left = right == ')' ? '(' : right == ']' ? '[' : '{';
-
- last = insertPos - 1;
- do {
- text.ptr[0] = left;
- pos = XawTextSourceSearch(source, last, XawsdLeft, &text);
- if (pos == XawTextSearchError || !IsPositionVisible(ctx, pos))
- return;
- text.ptr[0] = right;
- tmp = pos;
- do {
- tmp = XawTextSourceSearch(source, tmp, XawsdRight, &text);
- if (tmp == XawTextSearchError)
- return;
- if (tmp <= last)
- ++level;
- } while (++tmp <= last);
- --level;
- last = pos;
- } while (level);
-
- StartAction(ctx, NULL);
-#ifndef OLDXAW
- _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
-#endif
- ctx->text.insertPos = pos;
- EndAction(ctx);
-
- XSync(XtDisplay(w), False);
- while (XtAppPending(app_context) & XtIMXEvent) {
- XEvent ev;
- if (! XtAppPeekEvent(app_context, &ev))
- break;
- if (ev.type == KeyPress || ev.type == ButtonPress)
- break;
- XtAppProcessEvent(app_context, XtIMXEvent);
- }
- FD_ZERO(&fds);
- FD_SET(ConnectionNumber(XtDisplay(w)), &fds);
- (void)select(FD_SETSIZE, &fds, NULL, NULL, &tmval);
- if (tmval.tv_usec != 500000)
- usleep(40000);
-
- StartAction(ctx, NULL);
-#ifndef OLDXAW
- _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
-#endif
- ctx->text.insertPos = insertPos;
- EndAction(ctx);
- }
-}
-
-/* IfHexConvertHexElseReturnParam() - called by InsertString
- *
- * i18n requires the ability to specify multiple characters in a hexa-
- * decimal string at once. Since Insert was already too long, I made
- * this a seperate routine.
- *
- * A legal hex string in MBNF: '0' 'x' ( HEX-DIGIT HEX-DIGIT )+ '\0'
- *
- * WHEN: the passed param is a legal hex string
- * RETURNS: a pointer to that converted, null terminated hex string;
- * len_return holds the character count of conversion result
- *
- * WHEN: the passed param is not a legal hex string:
- * RETURNS: the parameter passed;
- * len_return holds the char count of param.
- *
- * NOTE: In neither case will there be strings to free. */
-static char *
-IfHexConvertHexElseReturnParam(char *param, int *len_return)
-{
- char *p; /* steps through param char by char */
- char c; /* holds the character pointed to by p */
- int ind; /* steps through hexval buffer char by char */
- static char hexval[XawTextActionMaxHexChars];
- Boolean first_digit;
-
- /* reject if it doesn't begin with 0x and at least one more character. */
- if ((param[0] != '0') || (param[1] != 'x') || (param[2] == '\0')) {
- *len_return = strlen(param);
- return(param);
- }
-
- /* Skip the 0x; go character by character shifting and adding. */
- first_digit = True;
- ind = 0;
- hexval[ind] = '\0';
-
- for (p = param+2; (c = *p) != '\0'; p++) {
- hexval[ind] *= 16;
- if (c >= '0' && c <= '9')
- hexval[ind] += c - '0';
- else if (c >= 'a' && c <= 'f')
- hexval[ind] += c - 'a' + 10;
- else if (c >= 'A' && c <= 'F')
- hexval[ind] += c - 'A' + 10;
- else
- break;
-
- /* If we didn't break in preceding line, it was a good hex char. */
- if (first_digit)
- first_digit = False;
- else {
- first_digit = True;
- if (++ind < XawTextActionMaxHexChars)
- hexval[ind] = '\0';
- else {
- *len_return = strlen(param);
- return(param);
- }
- }
- }
-
- /* We quit the above loop becasue we hit a non hex. If that char is \0... */
- if ((c == '\0') && first_digit) {
- *len_return = strlen(hexval);
- return (hexval); /* ...it was a legal hex string, so return it */
- }
-
- /* Else, there were non-hex chars or odd digit count, so... */
-
- *len_return = strlen(param);
- return (param); /* ...return the verbatim string. */
-}
-
-/* InsertString() - action
- *
- * Mostly rewritten for R6 i18n.
- *
- * Each parameter, in turn, will be insert at the inputPos
- * and the inputPos advances to the insertion's end.
- *
- * The exception is that parameters composed of the two
- * characters 0x, followed only by an even number of
- * hexadecimal digits will be converted to characters */
-/*ARGSUSED*/
-static void
-InsertString(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- XtAppContext app_con = XtWidgetToApplicationContext(w);
- XawTextBlock text;
- int i;
-
- text.firstPos = 0;
- text.format = _XawTextFormat(ctx);
-
- StartAction(ctx, event);
- for (i = *num_params; i; i--, params++) { /* DO FOR EACH PARAMETER */
- text.ptr = IfHexConvertHexElseReturnParam(*params, &text.length);
-
- if (text.length == 0)
- continue;
-
- if (XawTextFormat(ctx, XawFmtWide)) { /* convert to WC */
- int temp_len;
-
- text.ptr = (char*)_XawTextMBToWC(XtDisplay(w), text.ptr,
- &text.length);
-
- if (text.ptr == NULL) { /* conversion error */
- XtAppWarningMsg(app_con,
- "insertString", "textAction", "XawError",
- "insert-string()'s parameter contents "
- "not legal in this locale.",
- NULL, NULL);
- ParameterError(w, *params);
- continue;
- }
-
- /* Double check that the new input is legal: try to convert to MB. */
-
- temp_len = text.length; /* _XawTextWCToMB's 3rd arg is in_out */
- if (_XawTextWCToMB(XtDisplay(w), (wchar_t*)text.ptr, &temp_len)
- == NULL) {
- XtAppWarningMsg( app_con,
- "insertString", "textAction", "XawError",
- "insert-string()'s parameter contents "
- "not legal in this locale.",
- NULL, NULL);
- ParameterError(w, *params);
- continue;
- }
- } /* convert to WC */
-
- if (_XawTextReplace(ctx, ctx->text.insertPos,
- ctx->text.insertPos, &text)) {
- XBell(XtDisplay(ctx), 50);
- EndAction(ctx);
- return;
- }
-
- ctx->text.from_left = -1;
- /* Advance insertPos to the end of the string we just inserted. */
- ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
- XawstPositions, XawsdRight, text.length,
- True);
-
- } /* DO FOR EACH PARAMETER */
-
- EndAction(ctx);
-}
-
-/* DisplayCaret() - action
- *
- * The parameter list should contain one boolean value. If the
- * argument is true, the cursor will be displayed. If false, not.
- *
- * The exception is that EnterNotify and LeaveNotify events may
- * have a second argument, "always". If they do not, the cursor
- * is only affected if the focus member of the event is true. */
-static void
-DisplayCaret(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- Bool display_caret = True;
-
- if ((event->type == EnterNotify || event->type == LeaveNotify)
- && ((*num_params >= 2) && (strcmp(params[1], "always") == 0))
- && (!event->xcrossing.focus))
- return;
-
- if (*num_params > 0) { /* default arg is "True" */
- XrmValue from, to;
- from.size = strlen(from.addr = params[0]);
- XtConvert(w, XtRString, &from, XtRBoolean, &to);
-
- if (to.addr != NULL)
- display_caret = *(Boolean*)to.addr;
- if (ctx->text.display_caret == display_caret)
- return;
- }
- StartAction(ctx, event);
- ctx->text.display_caret = display_caret;
- EndAction(ctx);
-}
-
-#ifndef OLDXAW
-static void
-Numeric(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
- if (ctx->text.numeric) {
- long mult = ctx->text.mult;
-
- if (*num_params != 1 || strlen(params[0]) != 1
- || (!isdigit(params[0][0])
- && (params[0][0] != '-' || mult != 0))) {
- char err_buf[256];
-
- if (event && (event->type == KeyPress || event->type == KeyRelease)
- && params[0][0] == '-') {
- InsertChar(w, event, params, num_params);
- return;
- }
- XmuSnprintf(err_buf, sizeof(err_buf),
- "numeric: Invalid argument%s'%s'",
- *num_params ? ", " : "", *num_params ? params[0] : "");
- XtAppWarning(XtWidgetToApplicationContext(w), err_buf);
- ctx->text.numeric = False;
- ctx->text.mult = 1;
- return;
- }
- if (params[0][0] == '-') {
- ctx->text.mult = 32767;
- return;
- }
- else if (mult == 32767) {
- mult = ctx->text.mult = - (params[0][0] - '0');
- return;
- }
- else {
- mult = mult * 10 + (params[0][0] - '0') * (mult < 0 ? -1 : 1);
- ctx->text.mult = ctx->text.mult * 10 + (params[0][0] - '0') *
- (mult < 0 ? -1 : 1);
- }
- if (mult != ctx->text.mult || mult >= 32767) { /* checks for overflow */
- XBell(XtDisplay(w), 0);
- ctx->text.mult = 1;
- ctx->text.numeric = False;
- return;
- }
- }
- else
- InsertChar(w, event, params, num_params);
-}
-
-/*ARGSUSED*/
-static void
-KeyboardReset(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
-
- ctx->text.numeric = False;
- ctx->text.mult = 1;
-
- (void)_XawTextSrcToggleUndo((TextSrcObject)ctx->text.source);
-
- if (ctx->text.kill_ring_ptr) {
- --ctx->text.kill_ring_ptr->refcount;
- ctx->text.kill_ring_ptr = NULL;
- }
- ctx->text.kill_ring = 0;
-
- XBell(XtDisplay(w), 0);
-}
-#endif /* OLDXAW */
-
-/* Multiply() - action
- *
- * The parameter list may contain either a number or the string 'Reset'.
- *
- * A number will multiply the current multiplication factor by that number.
- * Many of the text widget actions will will perform n actions, where n is
- * the multiplication factor.
- *
- * The string reset will reset the mutiplication factor to 1. */
-/*ARGSUSED*/
-static void
-Multiply(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- int mult;
-
- if (*num_params != 1) {
- XtAppError(XtWidgetToApplicationContext(w),
- "Xaw Text Widget: multiply() takes exactly one argument.");
- XBell(XtDisplay(w), 0);
- return;
- }
-
- if ((params[0][0] == 'r') || (params[0][0] == 'R')) {
- XBell(XtDisplay(w), 0);
-#ifndef OLDXAW
- ctx->text.numeric = False;
-#endif
- ctx->text.mult = 1;
- return;
- }
-
-#ifndef OLDXAW
- if (params[0][0] == 's' || params[0][0] == 'S') {
- ctx->text.numeric = True;
- ctx->text.mult = 0;
- return;
- }
- else
-#endif
- if ((mult = atoi(params[0])) == 0) {
- char buf[BUFSIZ];
-
- XmuSnprintf(buf, sizeof(buf),
- "%s %s", "Xaw Text Widget: multiply() argument",
- "must be a number greater than zero, or 'Reset'.");
- XtAppError(XtWidgetToApplicationContext(w), buf);
- XBell(XtDisplay(w), 50);
- return;
- }
-
- ctx->text.mult *= mult;
-}
-
-/* StripOutOldCRs() - called from FormRegion
- *
- * removes CRs in widget ctx, from from to to.
- *
- * RETURNS: the new ending location (we may add some characters),
- * or XawReplaceError if the widget can't be written to. */
-static XawTextPosition
-StripOutOldCRs(TextWidget ctx, XawTextPosition from, XawTextPosition to,
- XawTextPosition *pos, int num_pos)
-{
- XawTextPosition startPos, endPos, eop_begin, eop_end, temp;
- Widget src = ctx->text.source;
- XawTextBlock text;
- char *buf;
- static wchar_t wc_two_spaces[3];
- int idx;
-
- /* Initialize our TextBlock with two spaces. */
- text.firstPos = 0;
- text.format = _XawTextFormat(ctx);
- if (text.format == XawFmt8Bit)
- text.ptr= " ";
- else {
- wc_two_spaces[0] = _Xaw_atowc(XawSP);
- wc_two_spaces[1] = _Xaw_atowc(XawSP);
- wc_two_spaces[2] = 0;
- text.ptr = (char*)wc_two_spaces;
- }
-
- /* Strip out CR's. */
- eop_begin = eop_end = startPos = endPos = from;
-
- /* CONSTCOND */
- while (TRUE) {
- endPos=SrcScan(src, startPos, XawstEOL, XawsdRight, 1, False);
-
- temp = SrcScan(src, endPos, XawstWhiteSpace, XawsdLeft, 1, False);
- temp = SrcScan(src, temp, XawstWhiteSpace, XawsdRight,1, False);
-
- if (temp > startPos)
- endPos = temp;
-
- if (endPos >= to)
- break;
-
- if (endPos >= eop_begin) {
- startPos = eop_end;
- eop_begin=SrcScan(src, startPos, XawstParagraph,
- XawsdRight, 1,False);
- eop_end = SrcScan(src, startPos, XawstParagraph,
- XawsdRight, 1, True);
- }
- else {
- XawTextPosition periodPos, next_word;
- int i, len;
-
- periodPos = SrcScan(src, endPos, XawstPositions,
- XawsdLeft, 1, True);
- next_word = SrcScan(src, endPos, XawstWhiteSpace,
- XawsdRight, 1, False);
-
- len = next_word - periodPos;
-
- text.length = 1;
- buf = _XawTextGetText(ctx, periodPos, next_word);
- if (text.format == XawFmtWide) {
- if (periodPos < endPos && ((wchar_t*)buf)[0] == _Xaw_atowc('.'))
- text.length++;
- }
- else
- if (periodPos < endPos && buf[0] == '.')
- text.length++; /* Put in two spaces. */
-
- /*
- * Remove all extra spaces.
- */
- for (i = 1 ; i < len; i++)
- if (text.format == XawFmtWide) {
- if (!iswspace(((wchar_t*)buf)[i]) || ((periodPos + i) >= to))
- break;
- }
- else if (!isspace(buf[i]) || (periodPos + i) >= to)
- break;
-
- XtFree(buf);
-
- to -= (i - text.length - 1);
- startPos = SrcScan(src, periodPos, XawstPositions,
- XawsdRight, i, True);
- if (_XawTextReplace(ctx, endPos, startPos, &text) != XawEditDone)
- return (XawReplaceError);
-
- for (idx = 0; idx < num_pos; idx++) {
- if (endPos < pos[idx]) {
- if (startPos < pos[idx])
- pos[idx] -= startPos - endPos;
- else
- pos[idx] = endPos;
- pos[idx] += text.length;
- }
- }
-
- startPos -= i - text.length;
- }
- }
-
- return (to);
-}
-
-/* InsertNewCRs() - called from FormRegion
- *
- * inserts new CRs for FormRegion, thus for FormParagraph action */
-static void
-InsertNewCRs(TextWidget ctx, XawTextPosition from, XawTextPosition to,
- XawTextPosition *pos, int num_pos)
-{
- XawTextPosition startPos, endPos, space, eol;
- XawTextBlock text;
- int i, width, height, len, wwidth, idx;
- char *buf;
- static wchar_t wide_CR[2];
-
- text.firstPos = 0;
- text.length = 1;
- text.format = _XawTextFormat(ctx);
-
- if (text.format == XawFmt8Bit)
- text.ptr = "\n";
- else {
- wide_CR[0] = _Xaw_atowc(XawLF);
- wide_CR[1] = 0;
- text.ptr = (char*)wide_CR;
- }
-
- startPos = from;
-
- wwidth = (int)XtWidth(ctx) - (int)HMargins(ctx);
- if (ctx->text.wrap != XawtextWrapNever) {
- XRectangle cursor;
-
- XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
- wwidth -= (int)cursor.width;
- }
- wwidth = XawMax(0, wwidth);
-
- /* CONSTCOND */
- while (TRUE) {
- XawTextSinkFindPosition(ctx->text.sink, startPos,
- (int)ctx->text.r_margin.left, wwidth,
- True, &eol, &width, &height);
- if (eol == startPos)
- ++eol;
- if (eol >= to)
- break;
-
- eol = SrcScan(ctx->text.source, eol, XawstPositions,
- XawsdLeft, 1, True);
- space = SrcScan(ctx->text.source, eol, XawstWhiteSpace,
- XawsdRight,1, True);
-
- startPos = endPos = eol;
- if (eol == space)
- return;
-
- len = (int)(space - eol);
- buf = _XawTextGetText(ctx, eol, space);
- for (i = 0 ; i < len ; i++)
- if (text.format == XawFmtWide) {
- if (!iswspace(((wchar_t*)buf)[i]))
- break;
- }
- else if (!isspace(buf[i]))
- break;
-
- to -= (i - 1);
- endPos = SrcScan(ctx->text.source, endPos,
- XawstPositions, XawsdRight, i, True);
- XtFree(buf);
-
- if (_XawTextReplace(ctx, startPos, endPos, &text))
- return;
-
- for (idx = 0; idx < num_pos; idx++) {
- if (startPos < pos[idx]) {
- if (endPos < pos[idx])
- pos[idx] -= endPos - startPos;
- else
- pos[idx] = startPos;
- pos[idx] += text.length;
- }
- }
-
- startPos = SrcScan(ctx->text.source, startPos,
- XawstPositions, XawsdRight, 1, True);
- }
-}
-
-/* FormRegion() - called by FormParagraph
- *
- * oversees the work of paragraph-forming a region
- *
- * Return:
- * XawEditDone if successful, or XawReplaceError
- */
-static int
-FormRegion(TextWidget ctx, XawTextPosition from, XawTextPosition to,
- XawTextPosition *pos, int num_pos)
-{
-#ifndef OLDXAW
- Bool format = ctx->text.auto_fill
- && ctx->text.left_column < ctx->text.right_column;
-#endif
-
- if (from >= to)
- return (XawEditDone);
-
-#ifndef OLDXAW
- if (format) {
- XawTextPosition len = ctx->text.lastPos;
- int inc = 0;
-
- if (ctx->text.justify == XawjustifyLeft ||
- ctx->text.justify == XawjustifyFull) {
- Untabify(ctx, from, to, pos, num_pos, NULL);
- to += ctx->text.lastPos - len;
- len = ctx->text.insertPos;
- (void)BlankLine((Widget)ctx, from, &inc);
- if (from + inc >= to)
- return (XawEditDone);
- }
- if (!StripSpaces(ctx, from + inc, to, pos, num_pos, NULL))
- return (XawReplaceError);
- to += ctx->text.lastPos - len;
-
- FormatText(ctx, from, ctx->text.justify != XawjustifyFull, pos, num_pos);
- }
- else {
-#endif
- if ((to = StripOutOldCRs(ctx, from, to, pos, num_pos)) == XawReplaceError)
- return (XawReplaceError);
- InsertNewCRs(ctx, from, to, pos, num_pos);
-#ifndef OLDXAW
- }
-#endif
- ctx->text.from_left = -1;
-
- return (XawEditDone);
-}
-
-#ifndef OLDXAW
-static Bool
-BlankLine(Widget w, XawTextPosition pos, int *blanks_return)
-{
- int i, blanks = 0;
- XawTextBlock block;
- Widget src = XawTextGetSource(w);
- XawTextPosition l = SrcScan(src, pos, XawstEOL, XawsdLeft, 1, False);
- XawTextPosition r = SrcScan(src, pos, XawstEOL, XawsdRight, 1, False);
-
- while (l < r) {
- l = XawTextSourceRead(src, l, &block, r - l);
- if (block.length == 0) {
- if (blanks_return)
- *blanks_return = blanks;
- return (True);
- }
- if (XawTextFormat((TextWidget)w, XawFmt8Bit)) {
- for (i = 0; i < block.length; i++, blanks++)
- if (block.ptr[i] != ' ' &&
- block.ptr[i] != '\t') {
- if (blanks_return)
- *blanks_return = blanks;
- return (block.ptr[i] == '\n');
- }
- }
- else if (XawTextFormat((TextWidget)w, XawFmtWide)) {
- for (i = 0; i < block.length; i++, blanks++)
- if (_Xaw_atowc(XawSP) != ((wchar_t*)block.ptr)[i] &&
- _Xaw_atowc(XawTAB) != ((wchar_t*)block.ptr)[i]) {
- if (blanks_return)
- *blanks_return = blanks;
- return (_Xaw_atowc(XawLF) == ((wchar_t*)block.ptr)[i]);
- }
- }
- }
-
- return (True);
-}
-
-static Bool
-GetBlockBoundaries(TextWidget ctx,
- XawTextPosition *from_return, XawTextPosition *to_return)
-{
- XawTextPosition from, to;
-
- if (ctx->text.auto_fill && ctx->text.left_column < ctx->text.right_column) {
- if (ctx->text.s.left != ctx->text.s.right) {
- from = SrcScan(ctx->text.source,
- XawMin(ctx->text.s.left, ctx->text.s.right),
- XawstEOL, XawsdLeft, 1, False);
- to = SrcScan(ctx->text.source,
- XawMax(ctx->text.s.right, ctx->text.s.right),
- XawstEOL, XawsdRight, 1, False);
- }
- else {
- XawTextBlock block;
- XawTextPosition tmp;
- Bool first;
-
- from = to = ctx->text.insertPos;
-
- /* find from position */
- first = True;
- while (1) {
- tmp = from;
- from = SrcScan(ctx->text.source, from, XawstEOL, XawsdLeft,
- 1 + !first, False);
- XawTextSourceRead(ctx->text.source, from, &block, 1);
- if (block.length == 0 ||
- (XawTextFormat(ctx, XawFmt8Bit) &&
- block.ptr[0] != ' ' &&
- block.ptr[0] != '\t' &&
- !isalnum(*(unsigned char*)block.ptr)) ||
- (XawTextFormat(ctx, XawFmtWide) &&
- _Xaw_atowc(XawSP) != *(wchar_t*)block.ptr &&
- _Xaw_atowc(XawTAB) != *(wchar_t*)block.ptr &&
- !iswalnum(*(wchar_t*)block.ptr)) ||
- BlankLine((Widget)ctx, from, NULL)) {
- from = tmp;
- break;
- }
- if (from == tmp && !first)
- break;
- first = False;
- }
- if (first)
- return (False);
-
- /* find to position */
- first = True;
- while (1) {
- tmp = to;
- to = SrcScan(ctx->text.source, to, XawstEOL, XawsdRight,
- 1 + !first, False);
- XawTextSourceRead(ctx->text.source, to + (to < ctx->text.lastPos),
- &block, 1);
- if (block.length == 0 ||
- (XawTextFormat(ctx, XawFmt8Bit) &&
- block.ptr[0] != ' ' &&
- block.ptr[0] != '\t' &&
- !isalnum(*(unsigned char*)block.ptr)) ||
- (XawTextFormat(ctx, XawFmtWide) &&
- _Xaw_atowc(XawSP) != *(wchar_t*)block.ptr &&
- _Xaw_atowc(XawTAB) != *(wchar_t*)block.ptr &&
- !iswalnum(*(wchar_t*)block.ptr)) ||
- BlankLine((Widget)ctx, to, NULL))
- break;
- if (to == tmp && !first)
- break;
- first = False;
- }
- }
- }
- else {
- from = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL,
- XawsdLeft, 1, False);
- if (BlankLine((Widget)ctx, from, NULL))
- return (False);
- from = SrcScan(ctx->text.source, from, XawstParagraph,
- XawsdLeft, 1, False);
- if (BlankLine((Widget)ctx, from, NULL))
- from = SrcScan(ctx->text.source, from, XawstEOL,
- XawsdRight, 1, True);
- to = SrcScan(ctx->text.source, from, XawstParagraph,
- XawsdRight, 1, False);
- }
-
- if (from < to) {
- *from_return = from;
- *to_return = to;
- return (True);
- }
-
- return (False);
-}
-#endif /* OLDXAW */
-
-/* FormParagraph() - action
- *
- * removes and reinserts CRs to maximize line length without clipping */
-/*ARGSUSED*/
-static void
-FormParagraph(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition from, to, buf[32], *pos;
-#ifndef OLDXAW
- XawTextPosition endPos = 0;
- char *lbuf = NULL, *rbuf;
- TextSrcObject src = (TextSrcObject)ctx->text.source;
- Cardinal i;
- Bool undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
-#endif
-
- StartAction(ctx, event);
-
-#ifndef OLDXAW
- pos = XawStackAlloc(sizeof(XawTextPosition) * src->textSrc.num_text, buf);
- for (i = 0; i < src->textSrc.num_text; i++)
- pos[i] = ((TextWidget)src->textSrc.text[i])->text.old_insert;
-#else
- pos = buf;
- *pos = ctx->text.old_insert;
-#endif
-
-#ifndef OLDXAW
- if (!GetBlockBoundaries(ctx, &from, &to)) {
- EndAction(ctx);
- XawStackFree(pos, buf);
- return;
- }
-
- if (undo) {
- src->textSrc.undo_state = True;
- lbuf = _XawTextGetText(ctx, from, to);
- endPos = ctx->text.lastPos;
- }
-
- if (FormRegion(ctx, from, to, pos, src->textSrc.num_text) == XawReplaceError) {
-#else
- from = SrcScan(ctx->text.source, ctx->text.insertPos,
- XawstParagraph, XawsdLeft, 1, False);
- to = SrcScan(ctx->text.source, from,
- XawstParagraph, XawsdRight, 1, False);
-
- if (FormRegion(ctx, from, to, pos, 1) == XawReplaceError) {
-#endif
- XawStackFree(pos, buf);
- XBell(XtDisplay(w), 0);
-#ifndef OLDXAW
- if (undo) {
- src->textSrc.undo_state = False;
- XtFree(lbuf);
- }
-#endif
- }
-#ifndef OLDXAW
- else if (undo) {
- /* makes the form-paragraph only one undo/redo step */
- unsigned llen, rlen, size;
- XawTextBlock block;
-
- llen = to - from;
- rlen = llen + (ctx->text.lastPos - endPos);
-
- block.firstPos = 0;
- block.format = _XawTextFormat(ctx);
-
- rbuf = _XawTextGetText(ctx, from, from + rlen);
-
- size = XawTextFormat(ctx, XawFmtWide) ? sizeof(wchar_t) : sizeof(char);
- if (llen != rlen || memcmp(lbuf, rbuf, llen * size)) {
- block.ptr = lbuf;
- block.length = llen;
- _XawTextReplace(ctx, from, from + rlen, &block);
-
- src->textSrc.undo_state = False;
- block.ptr = rbuf;
- block.length = rlen;
- _XawTextReplace(ctx, from, from + llen, &block);
- }
- else
- src->textSrc.undo_state = False;
- XtFree(lbuf);
- XtFree(rbuf);
- }
-
- for (i = 0; i < src->textSrc.num_text; i++) {
- TextWidget tw = (TextWidget)src->textSrc.text[i];
-
- tw->text.old_insert = tw->text.insertPos = pos[i];
- _XawTextBuildLineTable(tw, SrcScan((Widget)src, tw->text.lt.top, XawstEOL,
- XawsdLeft, 1, False), False);
- tw->text.clear_to_eol = True;
- }
-#else
- ctx->text.old_insert = ctx->text.insertPos = *pos;
- _XawTextBuildLineTable(ctx, SrcScan(ctx->text.source, ctx->text.lt.top,
- XawstEOL, XawsdLeft, 1, False), False);
- ctx->text.clear_to_eol = True;
-#endif
- XawStackFree(pos, buf);
- ctx->text.showposition = True;
-
- EndAction(ctx);
-}
-
-/* TransposeCharacters() - action
- *
- * Swaps the character to the left of the mark
- * with the character to the right of the mark */
-/*ARGSUSED*/
-static void
-TransposeCharacters(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextPosition start, end;
- XawTextBlock text;
- char *buf;
- int i, mult = MULT(ctx);
-
- if (mult < 0) {
- ctx->text.mult = 1;
- return;
- }
-
- StartAction(ctx, event);
-
- /* Get bounds. */
-
- start = SrcScan(ctx->text.source, ctx->text.insertPos, XawstPositions,
- XawsdLeft, 1, True);
- end = SrcScan(ctx->text.source, ctx->text.insertPos, XawstPositions,
- XawsdRight, mult, True);
-
- /* Make sure we aren't at the very beginning or end of the buffer. */
-
- if (start == ctx->text.insertPos || end == ctx->text.insertPos) {
- XBell(XtDisplay(w), 0); /* complain. */
- EndAction(ctx);
- return;
- }
-
- ctx->text.from_left = -1;
- ctx->text.insertPos = end;
-
- text.firstPos = 0;
- text.format = _XawTextFormat(ctx);
-
- /* Retrieve text and swap the characters. */
- if (text.format == XawFmtWide) {
- wchar_t wc;
- wchar_t *wbuf;
-
- wbuf = (wchar_t*)_XawTextGetText(ctx, start, end);
- text.length = wcslen(wbuf);
- wc = wbuf[0];
- for (i = 1; i < text.length; i++)
- wbuf[i - 1] = wbuf[i];
- wbuf[i - 1] = wc;
- buf = (char*)wbuf; /* so that it gets assigned and freed */
- }
- else { /* thus text.format == XawFmt8Bit */
- char c;
-
- buf = _XawTextGetText(ctx, start, end);
- text.length = strlen(buf);
- c = buf[0];
- for (i = 1; i < text.length; i++)
- buf[i - 1] = buf[i];
- buf[i - 1] = c;
- }
-
- text.ptr = buf;
-
- /* Store new text in source. */
-
- if (_XawTextReplace (ctx, start, end, &text))
- XBell(XtDisplay(w), 0);
- XtFree((char *)buf);
- EndAction(ctx);
-}
-
-#ifndef OLDXAW
-/*ARGSUSED*/
-static void
-Undo(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- int mul = MULT(ctx);
- Bool toggle = False;
-
- if (mul < 0) {
- toggle = True;
- _XawTextSrcToggleUndo((TextSrcObject)ctx->text.source);
- ctx->text.mult = mul = -mul;
- }
-
- StartAction(ctx, event);
- for (; mul; --mul)
- if (!_XawTextSrcUndo((TextSrcObject)ctx->text.source, &ctx->text.insertPos))
- break;
- ctx->text.showposition = True;
-
- if (toggle)
- _XawTextSrcToggleUndo((TextSrcObject)ctx->text.source);
- EndAction(ctx);
-}
-#endif
-
-/* NoOp() - action
- * This action performs no action, and allows the user or
- * application programmer to unbind a translation.
- *
- * Note: If the parameter list contains the string "RingBell" then
- * this action will ring the bell.
- */
-/*ARGSUSED*/
-static void
-NoOp(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- if (*num_params != 1)
- return;
-
- switch(params[0][0]) {
- case 'R':
- case 'r':
- XBell(XtDisplay(w), 0);
- /*FALLTROUGH*/
- default:
- break;
- }
-}
-
-/* Reconnect() - action
- * This reconnects to the input method. The user will typically call
- * this action if/when connection has been severed, or when the app
- * was started up before an IM was started up
- */
-/*ARGSUSED*/
-static void
-Reconnect(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- _XawImReconnect(w);
-}
-
-#define CAPITALIZE 1
-#define DOWNCASE 2
-#define UPCASE 3
-
-#ifdef NO_LIBC_I18N
-static int
-ToLower(int ch)
-{
- char buf[2];
-
- *buf = ch;
- XmuNCopyISOLatin1Lowered(buf, buf, sizeof(buf));
-
- return (*buf);
-}
-
-static int
-ToUpper(int ch)
-{
- char buf[2];
-
- *buf = ch;
- XmuNCopyISOLatin1Uppered(buf, buf, sizeof(buf));
-
- return (*buf);
-}
-
-static int
-IsAlnum(int ch)
-{
- return ((ch >= '0' && ch <= '9') || ToUpper(ch) != ch || ToLower(ch) != ch);
-}
-
-static int
-IsLower(int ch)
-{
- char upbuf[2];
- char lobuf[2];
-
- *upbuf = *lobuf = ch;
- XmuNCopyISOLatin1Lowered(lobuf, lobuf, sizeof(lobuf));
- XmuNCopyISOLatin1Uppered(upbuf, upbuf, sizeof(upbuf));
-
- return (*lobuf != *upbuf && ch == *lobuf);
-}
-
-static int
-IsUpper(int ch)
-{
- char upbuf[2];
- char lobuf[2];
-
- *upbuf = *lobuf = ch;
- XmuNCopyISOLatin1Lowered(lobuf, lobuf, sizeof(lobuf));
- XmuNCopyISOLatin1Uppered(upbuf, upbuf, sizeof(upbuf));
-
- return (*lobuf != *upbuf && ch == *upbuf);
-}
-#else
-#define ToLower tolower
-#define ToUpper toupper
-#define IsAlnum isalnum
-#define IsLower islower
-#define IsUpper isupper
-#endif
-
-static void
-CaseProc(Widget w, XEvent *event, int cmd)
-{
- TextWidget ctx = (TextWidget)w;
- short mul = MULT(ctx);
- XawTextPosition left, right;
- XawTextBlock block;
- Bool changed = False;
- unsigned char ch, mb[sizeof(wchar_t)];
- int i, count;
-
- if (mul > 0)
- right = SrcScan(ctx->text.source, left = ctx->text.insertPos,
- XawstAlphaNumeric, XawsdRight, mul, False);
- else
- left = SrcScan(ctx->text.source, right = ctx->text.insertPos,
- XawstAlphaNumeric, XawsdLeft, 1 + -mul, False);
- block.firstPos = 0;
- block.format = _XawTextFormat(ctx);
- block.length = right - left;
- block.ptr = _XawTextGetText(ctx, left, right);
-
- count = 0;
- if (block.format == XawFmt8Bit)
- for (i = 0; i < block.length; i++) {
- if (!IsAlnum(*mb = (unsigned char)block.ptr[i]))
- count = 0;
- else if (++count == 1 || cmd != CAPITALIZE) {
- ch = cmd == DOWNCASE ? ToLower(*mb) : ToUpper(*mb);
- if (ch != *mb) {
- changed = True;
- block.ptr[i] = ch;
- }
- }
- else if (cmd == CAPITALIZE) {
- if ((ch = ToLower(*mb)) != *mb) {
- changed = True;
- block.ptr[i] = ch;
- }
- }
- }
- else
- for (i = 0; i < block.length; i++) {
- wctomb((char*)mb, ((wchar_t*)block.ptr)[i]);
- if (!IsAlnum(*mb))
- count = 0;
- else if (++count == 1 || cmd != CAPITALIZE) {
- ch = cmd == DOWNCASE ? ToLower(*mb) : ToUpper(*mb);
- if (ch != *mb) {
- changed = True;
- ((wchar_t*)block.ptr)[i] = _Xaw_atowc(ch);
- }
- }
- else if (cmd == CAPITALIZE) {
- if ((ch = ToLower(*mb)) != *mb) {
- changed = True;
- ((wchar_t*)block.ptr)[i] = _Xaw_atowc(ch);
- }
- }
- }
-
- StartAction(ctx, event);
- if (changed && _XawTextReplace(ctx, left, right, &block) != XawEditDone)
- XBell(XtDisplay(ctx), 0);
- ctx->text.insertPos = right;
- EndAction(ctx);
-
- XtFree(block.ptr);
-}
-
-/*ARGSUSED*/
-static void
-CapitalizeWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CaseProc(w, event, CAPITALIZE);
-}
-
-/*ARGSUSED*/
-static void
-DowncaseWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CaseProc(w, event, DOWNCASE);
-}
-
-/*ARGSUSED*/
-static void
-UpcaseWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- CaseProc(w, event, UPCASE);
-}
-#undef CAPITALIZE
-#undef DOWNCASE
-#undef UPCASE
-
-XtActionsRec _XawTextActionsTable[] = {
- /* motion */
- {"forward-character", MoveForwardChar},
- {"backward-character", MoveBackwardChar},
- {"forward-word", MoveForwardWord},
- {"backward-word", MoveBackwardWord},
- {"forward-paragraph", MoveForwardParagraph},
- {"backward-paragraph", MoveBackwardParagraph},
- {"beginning-of-line", MoveToLineStart},
- {"end-of-line", MoveToLineEnd},
- {"next-line", MoveNextLine},
- {"previous-line", MovePreviousLine},
- {"next-page", MoveNextPage},
- {"previous-page", MovePreviousPage},
- {"beginning-of-file", MoveBeginningOfFile},
- {"end-of-file", MoveEndOfFile},
- {"scroll-one-line-up", ScrollOneLineUp},
- {"scroll-one-line-down", ScrollOneLineDown},
-
- /* delete */
- {"delete-next-character", DeleteForwardChar},
- {"delete-previous-character", DeleteBackwardChar},
- {"delete-next-word", DeleteForwardWord},
- {"delete-previous-word", DeleteBackwardWord},
- {"delete-selection", DeleteCurrentSelection},
- {"delete", Delete},
-
- /* kill */
- {"kill-word", KillForwardWord},
- {"backward-kill-word", KillBackwardWord},
- {"kill-selection", KillCurrentSelection},
- {"kill-to-end-of-line", KillToEndOfLine},
- {"kill-to-end-of-paragraph", KillToEndOfParagraph},
-
- /* new line */
- {"newline-and-indent", InsertNewLineAndIndent},
- {"newline-and-backup", InsertNewLineAndBackup},
- {"newline", InsertNewLine},
-
- /* selection */
- {"select-word", SelectWord},
- {"select-all", SelectAll},
- {"select-start", SelectStart},
- {"select-adjust", SelectAdjust},
- {"select-end", SelectEnd},
- {"select-save", SelectSave},
- {"extend-start", ExtendStart},
- {"extend-adjust", ExtendAdjust},
- {"extend-end", ExtendEnd},
- {"insert-selection", InsertSelection},
-
- /* miscellaneous */
- {"redraw-display", RedrawDisplay},
- {"insert-file", _XawTextInsertFile},
- {"search", _XawTextSearch},
- {"insert-char", InsertChar},
- {"insert-string", InsertString},
- {"focus-in", TextFocusIn},
- {"focus-out", TextFocusOut},
- {"enter-window", TextEnterWindow},
- {"leave-window", TextLeaveWindow},
- {"display-caret", DisplayCaret},
- {"multiply", Multiply},
- {"form-paragraph", FormParagraph},
- {"transpose-characters", TransposeCharacters},
- {"set-keyboard-focus", SetKeyboardFocus},
-#ifndef OLDXAW
- {"numeric", Numeric},
- {"undo", Undo},
- {"keyboard-reset", KeyboardReset},
- {"kill-ring-yank", KillRingYank},
- {"toggle-overwrite", ToggleOverwrite},
- {"indent", Indent},
-#endif
- {"no-op", NoOp},
-
- /* case transformations */
- {"capitalize-word", CapitalizeWord},
- {"downcase-word", DowncaseWord},
- {"upcase-word", UpcaseWord},
-
- /* action to bind translations for text dialogs */
- {"InsertFileAction", _XawTextInsertFileAction},
- {"DoSearchAction", _XawTextDoSearchAction},
- {"DoReplaceAction", _XawTextDoReplaceAction},
- {"SetField", _XawTextSetField},
- {"PopdownSearchAction", _XawTextPopdownSearchAction},
-
- /* reconnect to Input Method */
- {"reconnect-im", Reconnect} /* Li Yuhong, Omron KK, 1991 */
-};
-
-Cardinal _XawTextActionsTableCount = XtNumber(_XawTextActionsTable);
+/*
+
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <X11/Xos.h> /* for select() and struct timeval */
+#include <ctype.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xatom.h>
+#include <X11/Xfuncs.h>
+#include <X11/Xutil.h>
+#include <X11/Xwinsock.h>
+#include <X11/Xmu/Atoms.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xmu/StdSel.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/MultiSinkP.h>
+#include <X11/Xaw/MultiSrcP.h>
+#include <X11/Xaw/TextP.h>
+#include <X11/Xaw/TextSrcP.h>
+#include <X11/Xaw/XawImP.h>
+#include "Private.h"
+#include "XawI18n.h"
+
+#define SrcScan XawTextSourceScan
+#define FindDist XawTextSinkFindDistance
+#define FindPos XawTextSinkFindPosition
+#define MULT(w) (w->text.mult == 0 ? 4 : \
+ w->text.mult == 32767 ? -4 : w->text.mult)
+
+#define KILL_RING_APPEND 2
+#define KILL_RING_BEGIN 3
+#define KILL_RING_YANK 100
+#define KILL_RING_YANK_DONE 98
+
+#define XawTextActionMaxHexChars 100
+
+#ifdef _MSC_VER
+#define usleep(time) Sleep(time)
+#endif
+/*
+ * Prototypes
+ */
+static void _DeleteOrKill(TextWidget, XawTextPosition, XawTextPosition, Bool);
+static void _SelectionReceived(Widget, XtPointer, Atom*, Atom*, XtPointer,
+ unsigned long*, int*);
+static void _LoseSelection(Widget, Atom*, char**, int*);
+static void AutoFill(TextWidget);
+static Boolean ConvertSelection(Widget, Atom*, Atom*, Atom*, XtPointer*,
+ unsigned long*, int*);
+static void DeleteOrKill(TextWidget, XEvent*, XawTextScanDirection,
+ XawTextScanType, Bool, Bool);
+static void EndAction(TextWidget);
+#ifndef OLDXAW
+static Bool BlankLine(Widget, XawTextPosition, int*);
+static int DoFormatText(TextWidget, XawTextPosition, Bool, int,
+ XawTextBlock*, XawTextPosition*, int, Bool);
+static int FormatText(TextWidget, XawTextPosition, Bool,
+ XawTextPosition*, int);
+static Bool GetBlockBoundaries(TextWidget, XawTextPosition*, XawTextPosition*);
+#endif
+static int FormRegion(TextWidget, XawTextPosition, XawTextPosition,
+ XawTextPosition*, int);
+static void GetSelection(Widget, Time, String*, Cardinal);
+static char *IfHexConvertHexElseReturnParam(char*, int*);
+static void InsertNewCRs(TextWidget, XawTextPosition, XawTextPosition,
+ XawTextPosition*, int);
+static int InsertNewLineAndBackupInternal(TextWidget);
+static int LocalInsertNewLine(TextWidget, XEvent*);
+static void LoseSelection(Widget, Atom*);
+static void ParameterError(Widget, String);
+static Bool MatchSelection(Atom, XawTextSelection*);
+static void ModifySelection(TextWidget, XEvent*, XawTextSelectionMode,
+ XawTextSelectionAction, String*, Cardinal*);
+static void Move(TextWidget, XEvent*, XawTextScanDirection, XawTextScanType,
+ Bool);
+static void NotePosition(TextWidget, XEvent*);
+static void StartAction(TextWidget, XEvent*);
+static XawTextPosition StripOutOldCRs(TextWidget, XawTextPosition,
+ XawTextPosition, XawTextPosition*, int);
+#ifndef OLDXAW
+static Bool StripSpaces(TextWidget, XawTextPosition, XawTextPosition,
+ XawTextPosition*, int, XawTextBlock*);
+static Bool Tabify(TextWidget, XawTextPosition, XawTextPosition,
+ XawTextPosition*, int, XawTextBlock*);
+static Bool Untabify(TextWidget, XawTextPosition, XawTextPosition,
+ XawTextPosition*, int, XawTextBlock*);
+#endif
+
+/*
+ * Actions
+ */
+static void CapitalizeWord(Widget, XEvent*, String*, Cardinal*);
+static void DisplayCaret(Widget, XEvent*, String*, Cardinal*);
+static void Delete(Widget, XEvent*, String*, Cardinal*);
+static void DeleteBackwardChar(Widget, XEvent*, String*, Cardinal*);
+static void DeleteBackwardWord(Widget, XEvent*, String*, Cardinal*);
+static void DeleteCurrentSelection(Widget, XEvent*, String*, Cardinal*);
+static void DeleteForwardChar(Widget, XEvent*, String*, Cardinal*);
+static void DeleteForwardWord(Widget, XEvent*, String*, Cardinal*);
+static void DowncaseWord(Widget, XEvent*, String*, Cardinal*);
+static void ExtendAdjust(Widget, XEvent*, String*, Cardinal*);
+static void ExtendEnd(Widget, XEvent*, String*, Cardinal*);
+static void ExtendStart(Widget, XEvent*, String*, Cardinal*);
+static void FormParagraph(Widget, XEvent*, String*, Cardinal*);
+#ifndef OLDXAW
+static void Indent(Widget, XEvent*, String*, Cardinal*);
+#endif
+static void InsertChar(Widget, XEvent*, String*, Cardinal*);
+static void InsertNewLine(Widget, XEvent*, String*, Cardinal*);
+static void InsertNewLineAndBackup(Widget, XEvent*, String*, Cardinal*);
+static void InsertNewLineAndIndent(Widget, XEvent*, String*, Cardinal*);
+static void InsertSelection(Widget, XEvent*, String*, Cardinal*);
+static void InsertString(Widget, XEvent*, String*, Cardinal*);
+#ifndef OLDXAW
+static void KeyboardReset(Widget, XEvent*, String*, Cardinal*);
+#endif
+static void KillBackwardWord(Widget, XEvent*, String*, Cardinal*);
+static void KillCurrentSelection(Widget, XEvent*, String*, Cardinal*);
+static void KillForwardWord(Widget, XEvent*, String*, Cardinal*);
+#ifndef OLDXAW
+static void KillRingYank(Widget, XEvent*, String*, Cardinal*);
+#endif
+static void KillToEndOfLine(Widget, XEvent*, String*, Cardinal*);
+static void KillToEndOfParagraph(Widget, XEvent*, String*, Cardinal*);
+static void MoveBackwardChar(Widget, XEvent*, String*, Cardinal*);
+static void MoveBackwardWord(Widget, XEvent*, String*, Cardinal*);
+static void MoveBackwardParagraph(Widget, XEvent*, String*, Cardinal*);
+static void MoveBeginningOfFile(Widget, XEvent*, String*, Cardinal*);
+static void MoveEndOfFile(Widget, XEvent*, String*, Cardinal*);
+static void MoveForwardChar(Widget, XEvent*, String*, Cardinal*);
+static void MoveForwardWord(Widget, XEvent*, String*, Cardinal*);
+static void MoveForwardParagraph(Widget, XEvent*, String*, Cardinal*);
+static void MoveNextLine(Widget, XEvent*, String*, Cardinal*);
+static void MoveNextPage(Widget, XEvent*, String*, Cardinal*);
+static void MovePage(TextWidget, XEvent*, XawTextScanDirection);
+static void MovePreviousLine(Widget, XEvent*, String*, Cardinal*);
+static void MovePreviousPage(Widget, XEvent*, String*, Cardinal*);
+static void MoveLine(TextWidget, XEvent*, XawTextScanDirection);
+static void MoveToLineEnd(Widget, XEvent*, String*, Cardinal*);
+static void MoveToLineStart(Widget, XEvent*, String*, Cardinal*);
+static void Multiply(Widget, XEvent*, String*, Cardinal*);
+static void NoOp(Widget, XEvent*, String*, Cardinal*);
+#ifndef OLDXAW
+static void Numeric(Widget, XEvent*, String*, Cardinal*);
+#endif
+static void Reconnect(Widget, XEvent*, String*, Cardinal*);
+static void RedrawDisplay(Widget, XEvent*, String*, Cardinal*);
+static void Scroll(TextWidget, XEvent*, XawTextScanDirection);
+static void ScrollOneLineDown(Widget, XEvent*, String*, Cardinal*);
+static void ScrollOneLineUp(Widget, XEvent*, String*, Cardinal*);
+static void SelectAdjust(Widget, XEvent*, String*, Cardinal*);
+static void SelectAll(Widget, XEvent*, String*, Cardinal*);
+static void SelectEnd(Widget, XEvent*, String*, Cardinal*);
+static void SelectSave(Widget, XEvent*, String*, Cardinal*);
+static void SelectStart(Widget, XEvent*, String*, Cardinal*);
+static void SelectWord(Widget, XEvent*, String*, Cardinal*);
+static void SetKeyboardFocus(Widget, XEvent*, String*, Cardinal*);
+static void TextEnterWindow(Widget, XEvent*, String*, Cardinal*);
+static void TextFocusIn(Widget, XEvent*, String*, Cardinal*);
+static void TextFocusOut(Widget, XEvent*, String*, Cardinal*);
+static void TextLeaveWindow(Widget, XEvent*, String*, Cardinal*);
+static void TransposeCharacters(Widget, XEvent*, String*, Cardinal*);
+#ifndef OLDXAW
+static void ToggleOverwrite(Widget, XEvent*, String*, Cardinal*);
+static void Undo(Widget, XEvent*, String*, Cardinal*);
+#endif
+static void UpcaseWord(Widget, XEvent*, String*, Cardinal*);
+static void DestroyFocusCallback(Widget, XtPointer, XtPointer);
+
+/*
+ * External
+ */
+void _XawTextZapSelection(TextWidget, XEvent*, Bool);
+
+/*
+ * Defined in TextPop.c
+ */
+void _XawTextInsertFileAction(Widget, XEvent*, String*, Cardinal*);
+void _XawTextInsertFile(Widget, XEvent*, String*, Cardinal*);
+void _XawTextSearch(Widget, XEvent*, String*, Cardinal*);
+void _XawTextDoSearchAction(Widget, XEvent*, String*, Cardinal*);
+void _XawTextDoReplaceAction(Widget, XEvent*, String*, Cardinal*);
+void _XawTextSetField(Widget, XEvent*, String*, Cardinal*);
+void _XawTextPopdownSearchAction(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * These are defined in Text.c
+ */
+void _XawTextAlterSelection(TextWidget, XawTextSelectionMode,
+ XawTextSelectionAction, String*, Cardinal*);
+void _XawTextClearAndCenterDisplay(TextWidget);
+void _XawTextExecuteUpdate(TextWidget);
+char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
+void _XawTextPrepareToUpdate(TextWidget);
+int _XawTextReplace(TextWidget, XawTextPosition, XawTextPosition,
+ XawTextBlock*);
+Atom *_XawTextSelectionList(TextWidget, String*, Cardinal);
+void _XawTextSetSelection(TextWidget, XawTextPosition, XawTextPosition,
+ String*, Cardinal);
+void _XawTextVScroll(TextWidget, int);
+void XawTextScroll(TextWidget, int, int);
+void _XawTextSetLineAndColumnNumber(TextWidget, Bool);
+
+#ifndef OLDXAW
+/*
+ * Defined in TextSrc.c
+ */
+Bool _XawTextSrcUndo(TextSrcObject, XawTextPosition*);
+Bool _XawTextSrcToggleUndo(TextSrcObject);
+void _XawSourceSetUndoErase(TextSrcObject, int);
+void _XawSourceSetUndoMerge(TextSrcObject, Bool);
+#endif /* OLDXAW */
+
+/*
+ * Initialization
+ */
+#ifndef OLDXAW
+#define MAX_KILL_RINGS 1024
+XawTextKillRing *xaw_text_kill_ring;
+static XawTextKillRing kill_ring_prev, kill_ring_null = { &kill_ring_prev, };
+static unsigned num_kill_rings;
+#endif
+
+/*
+ * Implementation
+ */
+static void
+ParameterError(Widget w, String param)
+{
+ String params[2];
+ Cardinal num_params = 2;
+ params[0] = XtName(w);
+ params[1] = param;
+
+ XtAppWarningMsg(XtWidgetToApplicationContext(w),
+ "parameterError", "textAction", "XawError",
+ "Widget: %s Parameter: %s",
+ params, &num_params);
+ XBell(XtDisplay(w), 50);
+}
+
+static void
+StartAction(TextWidget ctx, XEvent *event)
+{
+#ifndef OLDXAW
+ Cardinal i;
+ TextSrcObject src = (TextSrcObject)ctx->text.source;
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ _XawTextPrepareToUpdate((TextWidget)src->textSrc.text[i]);
+ _XawSourceSetUndoMerge(src, False);
+#else
+ _XawTextPrepareToUpdate(ctx);
+#endif
+
+ if (event != NULL) {
+ switch (event->type) {
+ case ButtonPress:
+ case ButtonRelease:
+ ctx->text.time = event->xbutton.time;
+ break;
+ case KeyPress:
+ case KeyRelease:
+ ctx->text.time = event->xkey.time;
+ break;
+ case MotionNotify:
+ ctx->text.time = event->xmotion.time;
+ break;
+ case EnterNotify:
+ case LeaveNotify:
+ ctx->text.time = event->xcrossing.time;
+ }
+ }
+}
+
+static void
+NotePosition(TextWidget ctx, XEvent *event)
+{
+ switch (event->type) {
+ case ButtonPress:
+ case ButtonRelease:
+ ctx->text.ev_x = event->xbutton.x;
+ ctx->text.ev_y = event->xbutton.y;
+ break;
+ case KeyPress:
+ case KeyRelease: {
+ XRectangle cursor;
+ XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
+ ctx->text.ev_x = cursor.x + cursor.width / 2;
+ ctx->text.ev_y = cursor.y + cursor.height / 2;
+ } break;
+ case MotionNotify:
+ ctx->text.ev_x = event->xmotion.x;
+ ctx->text.ev_y = event->xmotion.y;
+ break;
+ case EnterNotify:
+ case LeaveNotify:
+ ctx->text.ev_x = event->xcrossing.x;
+ ctx->text.ev_y = event->xcrossing.y;
+ }
+}
+
+static void
+EndAction(TextWidget ctx)
+{
+#ifndef OLDXAW
+ Cardinal i;
+ TextSrcObject src = (TextSrcObject)ctx->text.source;
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ _XawTextExecuteUpdate((TextWidget)src->textSrc.text[i]);
+
+ ctx->text.mult = 1;
+ ctx->text.numeric = False;
+ if (ctx->text.kill_ring) {
+ if (--ctx->text.kill_ring == KILL_RING_YANK_DONE) {
+ if (ctx->text.kill_ring_ptr) {
+ --ctx->text.kill_ring_ptr->refcount;
+ ctx->text.kill_ring_ptr = NULL;
+ }
+ }
+ }
+#else
+ ctx->text.mult = 1;
+ _XawTextExecuteUpdate(ctx);
+#endif /* OLDXAW */
+}
+
+struct _SelectionList {
+ String* params;
+ Cardinal count;
+ Time time;
+ int asked; /* which selection currently has been asked for:
+ 0 = UTF8_STRING, 1 = COMPOUND_TEXT, 2 = STRING */
+ Atom selection; /* selection atom (normally XA_PRIMARY) */
+};
+
+/*ARGSUSED*/
+static void
+_SelectionReceived(Widget w, XtPointer client_data, Atom *selection,
+ Atom *type, XtPointer value, unsigned long *length,
+ int *format)
+{
+ Display *d = XtDisplay(w);
+ TextWidget ctx = (TextWidget)w;
+ XawTextBlock text;
+
+ if (*type == 0 /*XT_CONVERT_FAIL*/ || *length == 0) {
+ struct _SelectionList* list = (struct _SelectionList*)client_data;
+
+ if (list != NULL) {
+ if (list->asked == 0) {
+ /* If we just asked for XA_UTF8_STRING and got no response,
+ we'll ask again, this time for XA_COMPOUND_TEXT. */
+ list->asked++;
+ XtGetSelectionValue(w, list->selection, XA_COMPOUND_TEXT(d),
+ _SelectionReceived,
+ (XtPointer)list, list->time);
+ } else if (list->asked == 1) {
+ /* If we just asked for XA_COMPOUND_TEXT and got no response,
+ we'll ask again, this time for XA_STRING. */
+ list->asked++;
+ XtGetSelectionValue(w, list->selection, XA_STRING,
+ _SelectionReceived,
+ (XtPointer)list, list->time);
+ } else {
+ /* We tried all possible text targets in this param.
+ Recurse on the tail of the params list. */
+ GetSelection(w, list->time, list->params, list->count);
+ XtFree(client_data);
+ }
+ }
+ return;
+ }
+
+ StartAction(ctx, NULL);
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ XTextProperty textprop;
+ wchar_t **wlist;
+ int count;
+
+ textprop.encoding = *type;
+ textprop.value = (unsigned char *)value;
+ textprop.nitems = strlen(value);
+ textprop.format = 8;
+
+ if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
+ != Success
+ || count < 1) {
+ XwcFreeStringList(wlist);
+
+ /* Notify the user on strerr and in the insertion :) */
+ fprintf(stderr, "Xaw Text Widget: An attempt was made to insert "
+ "an illegal selection.\n");
+
+ textprop.value = (unsigned char *)" >> ILLEGAL SELECTION << ";
+ textprop.nitems = strlen((char *) textprop.value);
+ if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
+ != Success
+ || count < 1)
+ return;
+ }
+
+ XFree(value);
+ value = (XPointer)wlist[0];
+
+ *length = wcslen(wlist[0]);
+ XtFree((XtPointer)wlist);
+ text.format = XawFmtWide;
+ }
+ text.ptr = (char*)value;
+ text.firstPos = 0;
+ text.length = *length;
+ if (_XawTextReplace(ctx, ctx->text.insertPos, ctx->text.insertPos, &text)) {
+ XBell(XtDisplay(ctx), 0);
+ EndAction(ctx);
+ return;
+ }
+
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
+ XawstPositions, XawsdRight, text.length, True);
+
+ EndAction(ctx);
+ XtFree(client_data);
+ XFree(value); /* the selection value should be freed with XFree */
+}
+
+static void
+GetSelection(Widget w, Time timev, String *params, Cardinal num_params)
+{
+ Display *d = XtDisplay(w);
+ TextWidget ctx = (TextWidget)w;
+ Atom selection;
+ int buffer;
+
+ selection = XInternAtom(XtDisplay(w), *params, False);
+ switch (selection) {
+ case XA_CUT_BUFFER0: buffer = 0; break;
+ case XA_CUT_BUFFER1: buffer = 1; break;
+ case XA_CUT_BUFFER2: buffer = 2; break;
+ case XA_CUT_BUFFER3: buffer = 3; break;
+ case XA_CUT_BUFFER4: buffer = 4; break;
+ case XA_CUT_BUFFER5: buffer = 5; break;
+ case XA_CUT_BUFFER6: buffer = 6; break;
+ case XA_CUT_BUFFER7: buffer = 7; break;
+ default: buffer = -1;
+ }
+ if (buffer >= 0) {
+ int nbytes;
+ unsigned long length;
+ int fmt8 = 8;
+ Atom type = XA_STRING;
+ char *line = XFetchBuffer(XtDisplay(w), &nbytes, buffer);
+
+ if ((length = nbytes) != 0L)
+ _SelectionReceived(w, NULL, &selection, &type, line, &length, &fmt8);
+ else if (num_params > 1)
+ GetSelection(w, timev, params+1, num_params-1);
+ }
+ else {
+ struct _SelectionList* list;
+
+ if (--num_params) {
+ list = XtNew(struct _SelectionList);
+ list->params = params + 1;
+ list->count = num_params;
+ list->time = timev;
+ list->asked = 0;
+ list->selection = selection;
+ }
+ else
+ list = NULL;
+ XtGetSelectionValue(w, selection, XawTextFormat(ctx, XawFmtWide) ?
+ XA_UTF8_STRING(d) : XA_TEXT(d),
+ _SelectionReceived, (XtPointer)list, timev);
+ }
+}
+
+static void
+InsertSelection(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ StartAction((TextWidget)w, event); /* Get Time. */
+ GetSelection(w, ((TextWidget)w)->text.time, params, *num_params);
+ EndAction((TextWidget)w);
+}
+
+/*
+ * Routines for Moving Around
+ */
+static void
+Move(TextWidget ctx, XEvent *event, XawTextScanDirection dir,
+ XawTextScanType type, Bool include)
+{
+ XawTextPosition insertPos;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ mult = -mult;
+ dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
+ }
+
+ insertPos = SrcScan(ctx->text.source, ctx->text.insertPos,
+ type, dir, mult, include);
+
+ StartAction(ctx, event);
+
+ if (ctx->text.s.left != ctx->text.s.right)
+ XawTextUnsetSelection((Widget)ctx);
+
+#ifndef OLDXAW
+ ctx->text.numeric = False;
+#endif
+ ctx->text.mult = 1;
+ ctx->text.showposition = True;
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = insertPos;
+ EndAction(ctx);
+}
+
+/*ARGSUSED*/
+static void
+MoveForwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Move((TextWidget)w, event, XawsdRight, XawstPositions, True);
+}
+
+/*ARGSUSED*/
+static void
+MoveBackwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Move((TextWidget)w, event, XawsdLeft, XawstPositions, True);
+}
+
+static void
+MoveForwardWord(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ if (*n && (p[0][0] == 'A' || p[0][0] == 'a'))
+ Move((TextWidget)w, event, XawsdRight, XawstAlphaNumeric, False);
+ else
+ Move((TextWidget)w, event, XawsdRight, XawstWhiteSpace, False);
+}
+
+static void
+MoveBackwardWord(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ if (*n && (p[0][0] == 'A' || p[0][0] == 'a'))
+ Move((TextWidget)w, event, XawsdLeft, XawstAlphaNumeric, False);
+ else
+ Move((TextWidget)w, event, XawsdLeft, XawstWhiteSpace, False);
+}
+
+static void
+MoveForwardParagraph(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition position = ctx->text.insertPos;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ ctx->text.mult = -mult;
+ MoveBackwardParagraph(w, event, p, n);
+ return;
+ }
+
+ while (mult--) {
+ position = SrcScan(ctx->text.source, position,
+ XawstEOL, XawsdRight, 1, False) - 1;
+
+ while (position == SrcScan(ctx->text.source, position,
+ XawstEOL, XawsdRight, 1, False))
+ if (++position > ctx->text.lastPos) {
+ mult = 0;
+ break;
+ }
+
+ position = SrcScan(ctx->text.source, position,
+ XawstParagraph, XawsdRight, 1, True);
+ if (position != ctx->text.lastPos)
+ position = SrcScan(ctx->text.source, position - 1,
+ XawstEOL, XawsdLeft, 1, False);
+ else
+ break;
+ }
+
+ if (position != ctx->text.insertPos) {
+ XawTextUnsetSelection(w);
+ StartAction(ctx, event);
+ ctx->text.showposition = True;
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = position;
+ EndAction(ctx);
+ }
+ else
+ ctx->text.mult = 1;
+}
+
+/*ARGSUSED*/
+static void
+MoveBackwardParagraph(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition position = ctx->text.insertPos;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ ctx->text.mult = -mult;
+ MoveForwardParagraph(w, event, p, n);
+ return;
+ }
+
+ while (mult--) {
+ position = SrcScan(ctx->text.source, position,
+ XawstEOL, XawsdLeft, 1, False) + 1;
+
+ while (position == SrcScan(ctx->text.source, position,
+ XawstEOL, XawsdLeft, 1, False))
+ if (--position < 0) {
+ mult = 0;
+ break;
+ }
+
+ position = SrcScan(ctx->text.source, position,
+ XawstParagraph, XawsdLeft, 1, True);
+ if (position > 0 && position < ctx->text.lastPos)
+ ++position;
+ else
+ break;
+ }
+
+ if (position != ctx->text.insertPos) {
+ XawTextUnsetSelection(w);
+ StartAction(ctx, event);
+ ctx->text.showposition = True;
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = position;
+ EndAction(ctx);
+ }
+ else
+ ctx->text.mult = 1;
+}
+
+/*ARGSUSED*/
+static void
+MoveToLineEnd(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Move((TextWidget)w, event, XawsdRight, XawstEOL, False);
+}
+
+/*ARGSUSED*/
+static void
+MoveToLineStart(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Move((TextWidget)w, event, XawsdLeft, XawstEOL, False);
+}
+
+static void
+MoveLine(TextWidget ctx, XEvent *event, XawTextScanDirection dir)
+{
+ XawTextPosition cnew, next_line, ltemp;
+ int itemp, from_left;
+ short mult = MULT(ctx);
+
+ StartAction(ctx, event);
+
+ XawTextUnsetSelection((Widget)ctx);
+
+ if (dir == XawsdLeft)
+ mult = mult == 0 ? 5 : mult + 1;
+
+ cnew = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstEOL, XawsdLeft, 1, False);
+
+ if (ctx->text.from_left < 0)
+ FindDist(ctx->text.sink, cnew, ctx->text.left_margin, ctx->text.insertPos,
+ &ctx->text.from_left, &ltemp, &itemp);
+
+ cnew = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL, dir,
+ mult, (dir == XawsdRight));
+
+ next_line = SrcScan(ctx->text.source, cnew, XawstEOL, XawsdRight, 1, False);
+
+ FindPos(ctx->text.sink, cnew, ctx->text.left_margin, ctx->text.from_left,
+ False, &ctx->text.insertPos, &from_left, &itemp);
+
+ if (from_left < ctx->text.from_left) {
+ XawTextBlock block;
+
+ XawTextSourceRead(ctx->text.source, ctx->text.insertPos, &block, 1);
+ if (block.length) {
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ if (*(wchar_t *)block.ptr == _Xaw_atowc(XawTAB))
+ ++ctx->text.insertPos;
+ }
+ else if (block.ptr[0] == XawTAB)
+ ++ctx->text.insertPos;
+ }
+ }
+
+ if (ctx->text.insertPos > next_line)
+ ctx->text.insertPos = next_line;
+
+ EndAction(ctx);
+}
+
+static void
+MoveNextLine(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ ctx->text.mult = -mult;
+ MovePreviousLine(w, event, p, n);
+ return;
+ }
+
+ if (ctx->text.insertPos < ctx->text.lastPos)
+ MoveLine(ctx, event, XawsdRight);
+ else
+ ctx->text.mult = 1;
+}
+
+static void
+MovePreviousLine(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ ctx->text.mult = -mult;
+ MoveNextLine(w, event, p, n);
+ return;
+ }
+
+ if (ctx->text.lt.top != 0 || (ctx->text.lt.lines > 1 &&
+ ctx->text.insertPos >= ctx->text.lt.info[1].position))
+ MoveLine(ctx, event, XawsdLeft);
+ else
+ ctx->text.mult = 1;
+}
+
+/*ARGSUSED*/
+static void
+MoveBeginningOfFile(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Move((TextWidget)w, event, XawsdLeft, XawstAll, True);
+}
+
+/*ARGSUSED*/
+static void
+MoveEndOfFile(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Move((TextWidget)w, event, XawsdRight, XawstAll, True);
+}
+
+static void
+Scroll(TextWidget ctx, XEvent *event, XawTextScanDirection dir)
+{
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ mult = -mult;
+ dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
+ }
+
+ if (ctx->text.lt.lines > 1
+ && (dir == XawsdRight
+ || ctx->text.lastPos >= ctx->text.lt.info[1].position)) {
+ StartAction(ctx, event);
+
+ if (dir == XawsdLeft)
+ _XawTextVScroll(ctx, mult);
+ else
+ _XawTextVScroll(ctx, -mult);
+
+ EndAction(ctx);
+ }
+ else {
+ ctx->text.mult = 1;
+#ifndef OLDXAW
+ ctx->text.numeric = False;
+#endif
+ }
+}
+
+/*ARGSUSED*/
+static void
+ScrollOneLineUp(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Scroll((TextWidget)w, event, XawsdLeft);
+}
+
+/*ARGSUSED*/
+static void
+ScrollOneLineDown(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ Scroll((TextWidget)w, event, XawsdRight);
+}
+
+static void
+MovePage(TextWidget ctx, XEvent *event, XawTextScanDirection dir)
+{
+ int scroll_val = 0;
+ XawTextPosition old_pos;
+
+ ctx->text.from_left = -1;
+ switch (dir) {
+ case XawsdLeft:
+ if (ctx->text.lt.top != 0)
+ scroll_val = -Max(1, ctx->text.lt.lines - 1);
+ break;
+ case XawsdRight:
+ if (!IsPositionVisible(ctx, Max(0, ctx->text.lastPos)))
+ scroll_val = Max(1, ctx->text.lt.lines - 1);
+ break;
+ }
+
+ if (scroll_val)
+ XawTextScroll(ctx, scroll_val,
+ ctx->text.left_margin - ctx->text.r_margin.left);
+
+ old_pos = ctx->text.insertPos;
+ switch (dir) {
+ case XawsdRight:
+ if (IsPositionVisible(ctx, Max(0, ctx->text.lastPos)))
+ ctx->text.insertPos = Max(0, ctx->text.lastPos);
+ else
+ ctx->text.insertPos = ctx->text.lt.top;
+ if (ctx->text.insertPos < old_pos)
+ ctx->text.insertPos = SrcScan(ctx->text.source, old_pos,
+ XawstEOL, XawsdLeft, 1, False);
+ break;
+ case XawsdLeft:
+ if (IsPositionVisible(ctx, 0))
+ ctx->text.insertPos = 0;
+ else if (ctx->text.lt.lines)
+ ctx->text.insertPos =
+ ctx->text.lt.info[ctx->text.lt.lines - 1].position;
+ else
+ ctx->text.insertPos = ctx->text.lt.top;
+ if (ctx->text.insertPos > old_pos)
+ ctx->text.insertPos = SrcScan(ctx->text.source, old_pos,
+ XawstEOL, XawsdLeft, 1, False);
+ break;
+ }
+}
+
+static void
+MoveNextPage(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ ctx->text.mult = -mult;
+ MovePreviousPage(w, event, p, n);
+ return;
+ }
+
+ if (ctx->text.insertPos < ctx->text.lastPos) {
+ XawTextUnsetSelection(w);
+ StartAction(ctx, event);
+ ctx->text.clear_to_eol = True;
+ while (mult-- && ctx->text.insertPos < ctx->text.lastPos)
+ MovePage(ctx, event, XawsdRight);
+ EndAction(ctx);
+ }
+ else
+ ctx->text.mult = 1;
+}
+
+/*ARGSUSED*/
+static void
+MovePreviousPage(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ ctx->text.mult = -mult;
+ MoveNextPage(w, event, p, n);
+ return;
+ }
+
+ if (ctx->text.insertPos > 0) {
+ XawTextUnsetSelection(w);
+ StartAction(ctx, event);
+ ctx->text.clear_to_eol = True;
+ while (mult-- && ctx->text.insertPos > 0)
+ MovePage(ctx, event, XawsdLeft);
+ EndAction(ctx);
+ }
+ else
+ ctx->text.mult = 1;
+}
+
+/*
+ * Delete Routines
+ */
+static Bool
+MatchSelection(Atom selection, XawTextSelection *s)
+{
+ Atom *match;
+ int count;
+
+ for (count = 0, match = s->selections; count < s->atom_count;
+ match++, count++)
+ if (*match == selection)
+ return (True);
+
+ return (False);
+}
+
+#define SrcCvtSel XawTextSourceConvertSelection
+
+static Boolean
+ConvertSelection(Widget w, Atom *selection, Atom *target, Atom *type,
+ XtPointer *value, unsigned long *length, int *format)
+{
+ Display *d = XtDisplay(w);
+ TextWidget ctx = (TextWidget)w;
+ Widget src = ctx->text.source;
+ XawTextEditType edit_mode;
+ Arg args[1];
+ XawTextSelectionSalt *salt = NULL;
+ XawTextSelection *s;
+
+ if (*target == XA_TARGETS(d)) {
+ Atom *targetP, *std_targets;
+ unsigned long std_length;
+
+ if (SrcCvtSel(src, selection, target, type, value, length, format))
+ return (True);
+
+ XtSetArg(args[0], XtNeditType,&edit_mode);
+ XtGetValues(src, args, 1);
+
+ XmuConvertStandardSelection(w, ctx->text.time, selection,
+ target, type, (XPointer *)&std_targets,
+ &std_length, format);
+
+ *length = 7 + (edit_mode == XawtextEdit) + std_length;
+ *value = XtMalloc((unsigned)sizeof(Atom)*(*length));
+ targetP = *(Atom**)value;
+ *targetP++ = XA_STRING;
+ *targetP++ = XA_TEXT(d);
+ *targetP++ = XA_UTF8_STRING(d);
+ *targetP++ = XA_COMPOUND_TEXT(d);
+ *targetP++ = XA_LENGTH(d);
+ *targetP++ = XA_LIST_LENGTH(d);
+ *targetP++ = XA_CHARACTER_POSITION(d);
+ if (edit_mode == XawtextEdit) {
+ *targetP++ = XA_DELETE(d);
+ }
+ memcpy((char*)targetP, (char*)std_targets, sizeof(Atom)*std_length);
+ XtFree((char*)std_targets);
+ *type = XA_ATOM;
+ *format = 32;
+ return (True);
+ }
+
+ if (SrcCvtSel(src, selection, target, type, value, length, format))
+ return (True);
+
+ for (salt = ctx->text.salt2; salt; salt = salt->next)
+ if (MatchSelection (*selection, &salt->s))
+ break;
+ if (!salt)
+ return (False);
+ s = &salt->s;
+ if (*target == XA_STRING
+ || *target == XA_TEXT(d)
+ || *target == XA_UTF8_STRING(d)
+ || *target == XA_COMPOUND_TEXT(d)) {
+ if (*target == XA_TEXT(d)) {
+ if (XawTextFormat(ctx, XawFmtWide))
+ *type = XA_COMPOUND_TEXT(d);
+ else
+ *type = XA_STRING;
+ }
+ else
+ *type = *target;
+
+ /*
+ * If salt is True, the salt->contents stores CT string,
+ * its length is measured in bytes.
+ * Refer to _XawTextSaltAwaySelection()
+ *
+ * by Li Yuhong, Mar. 20, 1991.
+ */
+ if (!salt) {
+ *value = (char *)_XawTextGetSTRING(ctx, s->left, s->right);
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ XTextProperty textprop;
+ if (XwcTextListToTextProperty(d, (wchar_t**)value, 1,
+ XCompoundTextStyle, &textprop)
+ < Success) {
+ XtFree(*value);
+ return (False);
+ }
+ XtFree(*value);
+ *value = (XtPointer)textprop.value;
+ *length = textprop.nitems;
+ }
+ else
+ *length = strlen(*value);
+ }
+ else {
+ *value = XtMalloc((salt->length + 1) * sizeof(unsigned char));
+ strcpy (*value, salt->contents);
+ *length = salt->length;
+ }
+ /* Got *value,*length, now in COMPOUND_TEXT format. */
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ if (*type == XA_STRING) {
+ XTextProperty textprop;
+ wchar_t **wlist;
+ int count;
+
+ textprop.encoding = XA_COMPOUND_TEXT(d);
+ textprop.value = (unsigned char *)*value;
+ textprop.nitems = strlen(*value);
+ textprop.format = 8;
+ if (XwcTextPropertyToTextList(d, &textprop, &wlist, &count)
+ < Success
+ || count < 1) {
+ XtFree(*value);
+ return (False);
+ }
+ XtFree(*value);
+ if (XwcTextListToTextProperty(d, wlist, 1, XStringStyle, &textprop)
+ < Success) {
+ XwcFreeStringList((wchar_t**)wlist);
+ return (False);
+ }
+ *value = (XtPointer)textprop.value;
+ *length = textprop.nitems;
+ XwcFreeStringList((wchar_t**) wlist);
+ }
+ else if (*type == XA_UTF8_STRING(d)) {
+ XTextProperty textprop;
+ char **list;
+ int count;
+
+ textprop.encoding = XA_COMPOUND_TEXT(d);
+ textprop.value = (unsigned char *)*value;
+ textprop.nitems = strlen(*value);
+ textprop.format = 8;
+ if (Xutf8TextPropertyToTextList(d, &textprop, &list, &count)
+ < Success
+ || count < 1) {
+ XtFree(*value);
+ return (False);
+ }
+ XtFree(*value);
+ *value = *list;
+ *length = strlen(*list);
+ XFree(list);
+ }
+ }
+ *format = 8;
+ return (True);
+ }
+
+ if (*target == XA_LIST_LENGTH(d) || *target == XA_LENGTH(d)) {
+ long *temp;
+
+ temp = (long *)XtMalloc(sizeof(long));
+ if (*target == XA_LIST_LENGTH(d))
+ *temp = 1L;
+ else /* *target == XA_LENGTH(d) */
+ *temp = (long)(s->right - s->left);
+
+ *value = (XPointer)temp;
+ *type = XA_INTEGER;
+ *length = 1L;
+ *format = 32;
+ return (True);
+ }
+
+ if (*target == XA_CHARACTER_POSITION(d)) {
+ long *temp;
+
+ temp = (long *) XtMalloc(2 * sizeof(long));
+ temp[0] = (long)(s->left + 1);
+ temp[1] = s->right;
+ *value = (XPointer)temp;
+ *type = XA_SPAN(d);
+ *length = 2L;
+ *format = 32;
+ return (True);
+ }
+
+ if (*target == XA_DELETE(d)) {
+ if (!salt)
+ _XawTextZapSelection(ctx, NULL, True);
+ *value = NULL;
+ *type = XA_NULL(d);
+ *length = 0;
+ *format = 32;
+ return (True);
+ }
+
+ if (XmuConvertStandardSelection(w, ctx->text.time, selection, target, type,
+ (XPointer *)value, length, format))
+ return (True);
+
+ return (False);
+}
+
+static void
+LoseSelection(Widget w, Atom *selection)
+{
+ _LoseSelection(w, selection, NULL, NULL);
+}
+
+static void
+_LoseSelection(Widget w, Atom *selection, char **contents, int *length)
+{
+ TextWidget ctx = (TextWidget)w;
+ Atom *atomP;
+ int i;
+ XawTextSelectionSalt *salt, *prevSalt, *nextSalt;
+
+ prevSalt = 0;
+ for (salt = ctx->text.salt2; salt; salt = nextSalt) {
+ atomP = salt->s.selections;
+ nextSalt = salt->next;
+ for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
+ if (*selection == *atomP)
+ *atomP = (Atom)0;
+
+ while (salt->s.atom_count
+ && salt->s.selections[salt->s.atom_count-1] == 0)
+ salt->s.atom_count--;
+
+ /*
+ * Must walk the selection list in opposite order from UnsetSelection.
+ */
+ atomP = salt->s.selections;
+ for (i = 0 ; i < salt->s.atom_count; i++, atomP++)
+ if (*atomP == (Atom)0) {
+ *atomP = salt->s.selections[--salt->s.atom_count];
+
+ while (salt->s.atom_count
+ && salt->s.selections[salt->s.atom_count-1] == 0)
+ salt->s.atom_count--;
+ }
+ if (salt->s.atom_count == 0) {
+#ifndef OLDXAW
+ if (contents == NULL) {
+ XawTextKillRing *kill_ring = XtNew(XawTextKillRing);
+
+ kill_ring->next = xaw_text_kill_ring;
+ kill_ring->contents = salt->contents;
+ kill_ring->length = salt->length;
+ kill_ring->format = XawFmt8Bit;
+ xaw_text_kill_ring = kill_ring;
+ kill_ring_prev.next = xaw_text_kill_ring;
+
+ if (++num_kill_rings > MAX_KILL_RINGS) {
+ XawTextKillRing *tail = NULL;
+
+ while (kill_ring->next) {
+ tail = kill_ring;
+ kill_ring = kill_ring->next;
+ }
+ if (kill_ring->refcount == 0) {
+ --num_kill_rings;
+ tail->next = NULL;
+ XtFree(kill_ring->contents);
+ XtFree((char*)kill_ring);
+ }
+ }
+ }
+ else {
+ *contents = salt->contents;
+ *length = salt->length;
+ }
+#endif
+ if (prevSalt)
+ prevSalt->next = nextSalt;
+ else
+ ctx->text.salt2 = nextSalt;
+
+ XtFree((char *)salt->s.selections);
+ XtFree((char *)salt);
+ }
+ else
+ prevSalt = salt;
+ }
+}
+
+static void
+_DeleteOrKill(TextWidget ctx, XawTextPosition from, XawTextPosition to,
+ Bool kill)
+{
+ XawTextBlock text;
+
+#ifndef OLDXAW
+ if (ctx->text.kill_ring_ptr) {
+ --ctx->text.kill_ring_ptr->refcount;
+ ctx->text.kill_ring_ptr = NULL;
+ }
+#endif
+ if (kill && from < to) {
+#ifndef OLDXAW
+ Bool append = False;
+ char *ring = NULL;
+ XawTextPosition old_from = from;
+#endif
+ char *string;
+ int size = 0, length;
+ XawTextSelectionSalt *salt;
+ Atom selection = XInternAtom(XtDisplay(ctx), "SECONDARY", False);
+
+#ifndef OLDXAW
+ if (ctx->text.kill_ring == KILL_RING_APPEND) {
+ old_from = ctx->text.salt2->s.left;
+ append = True;
+ }
+ else
+ ctx->text.kill_ring = KILL_RING_BEGIN;
+
+ if (append)
+ _LoseSelection((Widget)ctx, &selection, &ring, &size);
+ else
+#endif
+ LoseSelection((Widget)ctx, &selection);
+
+ salt = (XawTextSelectionSalt*)XtMalloc(sizeof(XawTextSelectionSalt));
+ salt->s.selections = (Atom *)XtMalloc(sizeof(Atom));
+ salt->s.left = from;
+ salt->s.right = to;
+
+ string = (char *)_XawTextGetSTRING(ctx, from, to);
+
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ XTextProperty textprop;
+
+ if (XwcTextListToTextProperty(XtDisplay((Widget)ctx),
+ (wchar_t**)(&string),
+ 1, XCompoundTextStyle,
+ &textprop) < Success) {
+ XtFree(string);
+ XtFree((char*)salt->s.selections);
+ XtFree((char*)salt);
+ return;
+ }
+ XtFree(string);
+ string = (char *)textprop.value;
+ length = textprop.nitems;
+ }
+ else
+ length = strlen(string);
+
+ salt->length = length + size;
+
+#ifndef OLDXAW
+ if (!append)
+ salt->contents = string;
+ else {
+ salt->contents = XtMalloc(length + size + 1);
+ if (from >= old_from) {
+ strncpy(salt->contents, ring, size);
+ salt->contents[size] = '\0';
+ strncat(salt->contents, string, length);
+ }
+ else {
+ strncpy(salt->contents, string, length);
+ salt->contents[length] = '\0';
+ strncat(salt->contents, ring, size);
+ }
+ salt->contents[length + size] = '\0';
+ XtFree(ring);
+ XtFree(string);
+ }
+
+ kill_ring_prev.contents = salt->contents;
+ kill_ring_prev.length = salt->length;
+ kill_ring_prev.format = XawFmt8Bit;
+#else
+ salt->contents = string;
+#endif
+
+ salt->next = ctx->text.salt2;
+ ctx->text.salt2 = salt;
+
+#ifndef OLDXAW
+ if (append)
+ ctx->text.kill_ring = KILL_RING_BEGIN;
+#endif
+
+ salt->s.selections[0] = selection;
+
+ XtOwnSelection((Widget)ctx, selection, ctx->text.time,
+ ConvertSelection, LoseSelection, NULL);
+ salt->s.atom_count = 1;
+ }
+ text.length = 0;
+ text.firstPos = 0;
+
+ text.format = _XawTextFormat(ctx);
+ text.ptr = "";
+
+ if (_XawTextReplace(ctx, from, to, &text)) {
+ XBell(XtDisplay(ctx), 50);
+ return;
+ }
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = from;
+ ctx->text.showposition = TRUE;
+}
+
+static void
+DeleteOrKill(TextWidget ctx, XEvent *event, XawTextScanDirection dir,
+ XawTextScanType type, Bool include, Bool kill)
+{
+ XawTextPosition from, to;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ mult = -mult;
+ dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
+ }
+
+ StartAction(ctx, event);
+#ifndef OLDXAW
+ if (mult == 1)
+ _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
+#endif
+ to = SrcScan(ctx->text.source, ctx->text.insertPos,
+ type, dir, mult, include);
+
+ /*
+ * If no movement actually happened, then bump the count and try again.
+ * This causes the character position at the very beginning and end of
+ * a boundary to act correctly
+ */
+ if (to == ctx->text.insertPos)
+ to = SrcScan(ctx->text.source, ctx->text.insertPos,
+ type, dir, mult + 1, include);
+
+ if (dir == XawsdLeft) {
+ from = to;
+ to = ctx->text.insertPos;
+ }
+ else
+ from = ctx->text.insertPos;
+
+ _DeleteOrKill(ctx, from, to, kill);
+ EndAction(ctx);
+}
+
+static void
+Delete(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ if (ctx->text.s.left != ctx->text.s.right)
+ DeleteCurrentSelection(w, event, p, n);
+ else
+ DeleteBackwardChar(w, event, p, n);
+}
+
+static void
+DeleteChar(Widget w, XEvent *event, XawTextScanDirection dir)
+{
+ TextWidget ctx = (TextWidget)w;
+ short mul = MULT(ctx);
+
+ if (mul < 0) {
+ ctx->text.mult = mul = -mul;
+ dir = dir == XawsdLeft ? XawsdRight : XawsdLeft;
+ }
+ DeleteOrKill(ctx, event, dir, XawstPositions, True, False);
+#ifndef OLDXAW
+ if (mul == 1)
+ _XawSourceSetUndoErase((TextSrcObject)ctx->text.source,
+ dir == XawsdLeft ? -1 : 1);
+#endif
+}
+
+/*ARGSUSED*/
+static void
+DeleteForwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ DeleteChar(w, event, XawsdRight);
+}
+
+/*ARGSUSED*/
+static void
+DeleteBackwardChar(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ DeleteChar(w, event, XawsdLeft);
+}
+
+static void
+DeleteForwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ XawTextScanType type;
+
+ if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
+ type = XawstAlphaNumeric;
+ else
+ type = XawstWhiteSpace;
+
+ DeleteOrKill((TextWidget)w, event, XawsdRight, type, False, False);
+}
+
+static void
+DeleteBackwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ XawTextScanType type;
+
+ if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
+ type = XawstAlphaNumeric;
+ else
+ type = XawstWhiteSpace;
+
+ DeleteOrKill((TextWidget)w, event, XawsdLeft, type, False, False);
+}
+
+static void
+KillForwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ XawTextScanType type;
+
+ if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
+ type = XawstAlphaNumeric;
+ else
+ type = XawstWhiteSpace;
+
+ DeleteOrKill((TextWidget)w, event, XawsdRight, type, False, True);
+}
+
+static void
+KillBackwardWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ XawTextScanType type;
+
+ if (*num_params && (*params[0] == 'A' || *params[0] == 'a'))
+ type = XawstAlphaNumeric;
+ else
+ type = XawstWhiteSpace;
+
+ DeleteOrKill((TextWidget) w, event, XawsdLeft, type, False, True);
+}
+
+/*ARGSUSED*/
+static void
+KillToEndOfLine(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition end_of_line;
+ XawTextScanDirection dir = XawsdRight;
+ short mult = MULT(ctx);
+
+ if (mult < 0) {
+ dir = XawsdLeft;
+ mult = -mult;
+ }
+
+ StartAction(ctx, event);
+ end_of_line = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL,
+ dir, mult, False);
+ if (end_of_line == ctx->text.insertPos)
+ end_of_line = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL,
+ dir, mult, True);
+
+ if (dir == XawsdRight)
+ _DeleteOrKill(ctx, ctx->text.insertPos, end_of_line, True);
+ else
+ _DeleteOrKill(ctx, end_of_line, ctx->text.insertPos, True);
+ EndAction(ctx);
+}
+
+/*ARGSUSED*/
+static void
+KillToEndOfParagraph(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ DeleteOrKill((TextWidget)w, event, XawsdRight, XawstParagraph, False, True);
+}
+
+void
+_XawTextZapSelection(TextWidget ctx, XEvent *event, Bool kill)
+{
+ StartAction(ctx, event);
+ _DeleteOrKill(ctx, ctx->text.s.left, ctx->text.s.right, kill);
+ EndAction(ctx);
+}
+
+/*ARGSUSED*/
+static void
+KillCurrentSelection(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ _XawTextZapSelection((TextWidget) w, event, True);
+}
+
+#ifndef OLDXAW
+/*ARGSUSED*/
+static void
+KillRingYank(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition insertPos = ctx->text.insertPos;
+ Bool first_yank = False;
+
+ if (ctx->text.s.left != ctx->text.s.right)
+ XawTextUnsetSelection((Widget)ctx);
+
+ StartAction(ctx, event);
+
+ if (ctx->text.kill_ring_ptr == NULL) {
+ ctx->text.kill_ring_ptr = &kill_ring_prev;
+ ++ctx->text.kill_ring_ptr->refcount;
+ ctx->text.s.left = ctx->text.s.right = insertPos;
+ first_yank = True;
+ }
+ if (ctx->text.kill_ring_ptr) {
+ int mul = MULT(ctx);
+ XawTextBlock text;
+
+ if (!first_yank) {
+ if (mul < 0)
+ mul = 1;
+ --ctx->text.kill_ring_ptr->refcount;
+ while (mul--) {
+ if ((ctx->text.kill_ring_ptr = ctx->text.kill_ring_ptr->next) == NULL)
+ ctx->text.kill_ring_ptr = &kill_ring_null;
+ }
+ ++ctx->text.kill_ring_ptr->refcount;
+ }
+ text.firstPos = 0;
+ text.length = ctx->text.kill_ring_ptr->length;
+ text.ptr = ctx->text.kill_ring_ptr->contents;
+ text.format = ctx->text.kill_ring_ptr->format;
+
+ if (_XawTextReplace(ctx, ctx->text.s.left, insertPos, &text) == XawEditDone) {
+ ctx->text.kill_ring = KILL_RING_YANK;
+ ctx->text.insertPos = ctx->text.s.left + text.length;
+ }
+ }
+ else
+ XBell(XtDisplay(w), 0);
+
+ EndAction(ctx);
+}
+#endif /* OLDXAW */
+
+/*ARGSUSED*/
+static void
+DeleteCurrentSelection(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ _XawTextZapSelection((TextWidget)w, event, False);
+}
+
+#ifndef OLDXAW
+#define CHECK_SAVE() \
+ if (save && !save->ptr) \
+ save->ptr = _XawTextGetText(ctx, save->firstPos, \
+ save->firstPos + save->length)
+static Bool
+StripSpaces(TextWidget ctx, XawTextPosition left, XawTextPosition right,
+ XawTextPosition *pos, int num_pos, XawTextBlock *save)
+{
+ Bool done, space;
+ int i, cpos, count = 0;
+ XawTextBlock block, text;
+ XawTextPosition ipos, position = left, tmp = left;
+
+ text.firstPos = 0;
+ text.format = XawFmt8Bit;
+ text.ptr = " ";
+ text.length = 1;
+
+ position = XawTextSourceRead(ctx->text.source, position,
+ &block, right - left);
+ done = False;
+ space = False;
+ /* convert tabs and returns to spaces */
+ while (!done) {
+ if (XawTextFormat(ctx, XawFmt8Bit)) {
+ for (i = 0; i < block.length; i++)
+ if (block.ptr[i] == '\t' || block.ptr[i] == '\n') {
+ space = True;
+ break;
+ }
+ }
+ else {
+ wchar_t *wptr = (wchar_t*)block.ptr;
+ for (i = 0; i < block.length; i++)
+ if (wptr[i] == _Xaw_atowc('\t') || wptr[i] == _Xaw_atowc('\n')) {
+ space = True;
+ break;
+ }
+ }
+ if (space) {
+ CHECK_SAVE();
+ if (_XawTextReplace(ctx, tmp + i, tmp + i + 1, &text))
+ return (False);
+ space = False;
+ }
+ tmp += i;
+ position = XawTextSourceRead(ctx->text.source, tmp,
+ &block, right - tmp);
+ if (block.length == 0 || tmp == position || tmp >= right)
+ done = True;
+ }
+
+ text.ptr = "";
+ text.length = 0;
+ position = tmp = left;
+ position = XawTextSourceRead(ctx->text.source, position,
+ &block, right - left);
+ ipos = ctx->text.insertPos;
+ done = False;
+ while (!done) {
+ if (XawTextFormat(ctx, XawFmt8Bit)) {
+ for (i = 0; i < block.length; i++)
+ if (block.ptr[i] == ' ')
+ ++count;
+ else if (count == 1)
+ count = 0;
+ else if (count)
+ break;
+ }
+ else {
+ wchar_t *wptr = (wchar_t*)block.ptr;
+ for (i = 0; i < block.length; i++)
+ if (wptr[i] == _Xaw_atowc(' '))
+ ++count;
+ else if (count == 1)
+ count = 0;
+ else if (count)
+ break;
+ }
+ if (--count > 0) {
+ CHECK_SAVE();
+ if (_XawTextReplace(ctx, tmp + i - count, tmp + i, &text))
+ return (False);
+ right -= count;
+ if (num_pos) {
+ for (cpos = 0; cpos < num_pos; cpos++) {
+ if (tmp + i - count < pos[cpos]) {
+ if (tmp + i < pos[cpos])
+ pos[cpos] -= count;
+ else
+ pos[cpos] = tmp + i - count;
+ }
+ }
+ }
+ else {
+ if (tmp + i - count < ipos) {
+ if (tmp + i < ipos)
+ ipos -= count;
+ else
+ ipos = tmp + i - count;
+ }
+ }
+ tmp += i - count;
+ }
+ else
+ tmp += i + 1;
+ count = 0;
+ position = XawTextSourceRead(ctx->text.source, tmp,
+ &block, right - tmp);
+ if (block.length == 0 || tmp == position || tmp >= right)
+ done = True;
+ }
+ if (!num_pos)
+ ctx->text.insertPos = ipos;
+
+ return (True);
+}
+
+static Bool
+Tabify(TextWidget ctx, XawTextPosition left, XawTextPosition right,
+ XawTextPosition *pos, int num_pos, XawTextBlock *save)
+{
+ Bool done, zero;
+ int i, cpos, count = 0, column = 0, offset = 0;
+ XawTextBlock text, block;
+ XawTextPosition ipos, position = left, tmp = left;
+ TextSinkObject sink = (TextSinkObject)ctx->text.sink;
+ short *char_tabs = sink->text_sink.char_tabs;
+ int tab_count = sink->text_sink.tab_count;
+ int tab_index = 0, tab_column = 0, TAB_SIZE = DEFAULT_TAB_SIZE;
+
+ text.firstPos = 0;
+ text.ptr = "\t";
+ text.format = XawFmt8Bit;
+ text.length = 1;
+
+ position = XawTextSourceRead(ctx->text.source, position,
+ &block, right - left);
+ ipos = ctx->text.insertPos;
+ done = zero = False;
+ if (tab_count)
+ TAB_SIZE = *char_tabs;
+ while (!done) {
+ if (XawTextFormat(ctx, XawFmt8Bit)) {
+ for (i = 0; i < block.length; i++) {
+ ++offset;
+ ++column;
+ if (tab_count) {
+ if (column > tab_column + char_tabs[tab_index]) {
+ TAB_SIZE = tab_index < tab_count - 1 ? char_tabs[tab_index + 1] - char_tabs[tab_index] : *char_tabs;
+ if (++tab_index >= tab_count) {
+ tab_column += char_tabs[tab_count - 1];
+ tab_index = 0;
+ }
+ }
+ }
+ if (block.ptr[i] == ' ') {
+ if (++count > TAB_SIZE)
+ count %= TAB_SIZE;
+ if ((tab_count && column == tab_column + char_tabs[tab_index]) ||
+ (!tab_count && column % TAB_SIZE == 0)) {
+ if (count % (TAB_SIZE + 1) > 1)
+ break;
+ else
+ count = 0;
+ }
+ }
+ else {
+ if (block.ptr[i] == '\n') {
+ zero = True;
+ break;
+ }
+ count = 0;
+ }
+ }
+ }
+ else {
+ wchar_t *wptr = (wchar_t*)block.ptr;
+ for (i = 0; i < block.length; i++) {
+ ++offset;
+ ++column;
+ if (tab_count) {
+ if (column > tab_column + char_tabs[tab_index]) {
+ TAB_SIZE = tab_index < tab_count - 1 ? char_tabs[tab_index + 1] - char_tabs[tab_index] : *char_tabs;
+ if (++tab_index >= tab_count) {
+ tab_column += char_tabs[tab_count - 1];
+ tab_index = 0;
+ }
+ }
+ }
+ if (wptr[i] == _Xaw_atowc(' ')) {
+ if (++count > TAB_SIZE)
+ count %= TAB_SIZE;
+ if ((tab_count && column == tab_column + char_tabs[tab_index]) ||
+ (!tab_count && column % TAB_SIZE == 0)) {
+ if (count % (TAB_SIZE + 1) > 1)
+ break;
+ else
+ count = 0;
+ }
+ }
+ else {
+ if (wptr[i] == _Xaw_atowc('\n')) {
+ zero = True;
+ break;
+ }
+ count = 0;
+ }
+ }
+ }
+ count %= TAB_SIZE + 1;
+ if (!zero && count > 1 && i < block.length) {
+ CHECK_SAVE();
+ if (_XawTextReplace(ctx, tmp + i - count + 1, tmp + i + 1, &text))
+ return (False);
+ right -= count - 1;
+ offset -= count - 1;
+ if (num_pos) {
+ for (cpos = 0; cpos < num_pos; cpos++) {
+ if (tmp + i - count + 1 < pos[cpos]) {
+ if (tmp + i + 1 < pos[cpos])
+ pos[cpos] -= count;
+ else
+ pos[cpos] = tmp + i - count + 1;
+ ++pos[cpos];
+ }
+ }
+ }
+ else {
+ if (tmp + i - count + 1 < ipos) {
+ if (tmp + i + 1 < ipos)
+ ipos -= count;
+ else
+ ipos = tmp + i - count + 1;
+ ++ipos;
+ }
+ }
+ }
+ if (count)
+ --count;
+ if (zero) {
+ count = column = 0;
+ zero = False;
+ if (tab_count) {
+ tab_column = tab_index = 0;
+ TAB_SIZE = *char_tabs;
+ }
+ }
+ else if (i < block.length)
+ count = 0;
+ tmp = left + offset;
+ position = XawTextSourceRead(ctx->text.source, tmp,
+ &block, right - tmp);
+ if (tmp == position || tmp >= right)
+ done = True;
+ }
+ if (!num_pos)
+ ctx->text.insertPos = ipos;
+
+ return (True);
+}
+
+static Bool
+Untabify(TextWidget ctx, XawTextPosition left, XawTextPosition right,
+ XawTextPosition *pos, int num_pos, XawTextBlock *save)
+{
+ Bool done, zero;
+ int i, cpos, count = 0, diff = 0;
+ XawTextBlock block, text;
+ XawTextPosition ipos, position = left, tmp = left;
+ TextSinkObject sink = (TextSinkObject)ctx->text.sink;
+ short *char_tabs = sink->text_sink.char_tabs;
+ int tab_count = sink->text_sink.tab_count;
+ int tab_index = 0, tab_column = 0, tab_base = 0;
+ static char *tabs = " ";
+
+ text.firstPos = 0;
+ text.format = XawFmt8Bit;
+ text.ptr = tabs;
+
+ position = XawTextSourceRead(ctx->text.source, position,
+ &block, right - left);
+ ipos = ctx->text.insertPos;
+ done = False;
+ zero = False;
+ while (!done) {
+ if (XawTextFormat(ctx, XawFmt8Bit))
+ for (i = 0; i < block.length; i++) {
+ if (block.ptr[i] != '\t') {
+ ++count;
+ if (block.ptr[i] == '\n') {
+ zero = True;
+ break;
+ }
+ }
+ else
+ break;
+ }
+ else {
+ wchar_t *wptr = (wchar_t*)block.ptr;
+ for (i = 0; i < block.length; i++)
+ if (wptr[i] != _Xaw_atowc('\t')) {
+ ++count;
+ if (wptr[i] != _Xaw_atowc('\n')) {
+ zero = True;
+ break;
+ }
+ }
+ else
+ break;
+ }
+ if (!zero && i < block.length) {
+ if (tab_count) {
+ while (tab_base + tab_column <= count) {
+ for (; tab_index < tab_count; ++tab_index)
+ if (tab_base + char_tabs[tab_index] > count) {
+ tab_column = char_tabs[tab_index];
+ break;
+ }
+ if (tab_index >= tab_count) {
+ tab_base += char_tabs[tab_count - 1];
+ tab_column = tab_index = 0;
+ }
+ }
+ text.length = (tab_base + tab_column) - count;
+ if (text.length > 8) {
+ int j;
+
+ text.ptr = XtMalloc(text.length);
+ for (j = 0; j < text.length; j++)
+ text.ptr[j] = ' ';
+ }
+ else
+ text.ptr = tabs;
+ }
+ else
+ text.length = DEFAULT_TAB_SIZE - (count % DEFAULT_TAB_SIZE);
+ CHECK_SAVE();
+ if (_XawTextReplace(ctx, tmp + i, tmp + i + 1, &text)) {
+ if (tab_count && text.length > 8)
+ XtFree(text.ptr);
+ return (False);
+ }
+ if (tab_count && text.length > 8)
+ XtFree(text.ptr);
+ count += text.length;
+ right += text.length - 1;
+ if (num_pos) {
+ for (cpos = 0; cpos < num_pos; cpos++) {
+ if (tmp + i < pos[cpos]) {
+ if (tmp + i + 1 < pos[cpos])
+ --pos[cpos];
+ else
+ pos[cpos] = tmp + i;
+ pos[cpos] += text.length;
+ }
+ }
+ }
+ else {
+ if (tmp + i < ipos) {
+ if (tmp + i + 1 < ipos)
+ --ipos;
+ else
+ ipos = tmp + i;
+ ipos += text.length;
+ }
+ }
+ }
+ tmp = left + count + diff;
+ if (zero) {
+ diff += count;
+ count = 0;
+ zero = False;
+ if (tab_count)
+ tab_base = tab_column = tab_index = 0;
+ }
+ position = XawTextSourceRead(ctx->text.source, tmp,
+ &block, right - tmp);
+ if (tmp == position || tmp >= right)
+ done = True;
+ }
+ if (!num_pos)
+ ctx->text.insertPos = ipos;
+
+ return (True);
+}
+
+static int
+FormatText(TextWidget ctx, XawTextPosition left, Bool force,
+ XawTextPosition *pos, int num_pos)
+{
+ char *ptr = NULL;
+ Bool freepos = False, undo, paragraph = pos != NULL;
+ int i, result;
+ XawTextBlock block, *text;
+ XawTextPosition end = ctx->text.lastPos, buf[32];
+ TextSrcObject src = (TextSrcObject)ctx->text.source;
+ XawTextPosition right = SrcScan(ctx->text.source, left, XawstEOL,
+ XawsdRight, 1, False);
+
+ undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
+ if (undo) {
+ if (!pos) {
+ num_pos = src->textSrc.num_text;
+ pos = XawStackAlloc(sizeof(XawTextPosition) * num_pos, buf);
+ for (i = 0; i < num_pos; i++)
+ pos[i] = ((TextWidget)src->textSrc.text[i])->text.insertPos;
+ freepos = True;
+ }
+ else
+ freepos = False;
+ src->textSrc.undo_state = True;
+ block.ptr = NULL;
+ block.firstPos = left;
+ block.length = right - left;
+ text = &block;
+ }
+ else
+ text = NULL;
+
+ result = DoFormatText(ctx, left, force, 1, text, pos, num_pos, paragraph);
+ if (undo && result == XawEditDone && block.ptr) {
+ char *lbuf, *rbuf;
+ unsigned llen, rlen, size;
+
+ ptr = lbuf = block.ptr;
+ llen = block.length;
+ rlen = llen + (ctx->text.lastPos - end);
+
+ block.firstPos = 0;
+ block.format = _XawTextFormat(ctx);
+
+ rbuf = _XawTextGetText(ctx, left, left + rlen);
+
+ size = XawTextFormat(ctx, XawFmtWide) ? sizeof(wchar_t) : sizeof(char);
+ if (llen != rlen || memcmp(lbuf, rbuf, llen * size)) {
+ block.ptr = lbuf;
+ block.length = llen;
+ _XawTextReplace(ctx, left, left + rlen, &block);
+
+ src->textSrc.undo_state = False;
+ block.ptr = rbuf;
+ block.length = rlen;
+ _XawTextReplace(ctx, left, left + llen, &block);
+ }
+ else
+ src->textSrc.undo_state = False;
+ XtFree(rbuf);
+ }
+ if (undo) {
+ src->textSrc.undo_state = False;
+ if (freepos) {
+ for (i = 0; i < num_pos; i++) {
+ TextWidget tw = (TextWidget)src->textSrc.text[i];
+ tw->text.insertPos = XawMin(XawMax(0, pos[i]), tw->text.lastPos);
+ }
+ XawStackFree(pos, buf);
+ }
+ if (ptr)
+ XtFree(ptr);
+ }
+
+ return (result);
+}
+
+static int
+DoFormatText(TextWidget ctx, XawTextPosition left, Bool force, int level,
+ XawTextBlock *save, XawTextPosition *pos, int num_pos,
+ Bool paragraph)
+{
+ XawTextPosition right = SrcScan(ctx->text.source, left, XawstEOL,
+ XawsdRight, 1, False);
+ XawTextPosition position, tmp, ipos;
+ XawTextBlock block, text;
+ char buf[128];
+ wchar_t *wptr;
+ int i, count, cpos;
+ Bool done, force2 = force, recurse = False;
+
+ position = XawTextSourceRead(ctx->text.source, left, &block, right - left);
+ if (block.length == 0 || left >= right ||
+ (level == 1 && ((XawTextFormat(ctx, XawFmt8Bit) &&
+ block.ptr[0] != ' ' &&
+ block.ptr[0] != '\t' &&
+ !isalnum(*(unsigned char*)block.ptr)) ||
+ (XawTextFormat(ctx, XawFmtWide) &&
+ _Xaw_atowc(XawSP) != *(wchar_t*)block.ptr &&
+ _Xaw_atowc(XawTAB) != *(wchar_t*)block.ptr &&
+ !iswalnum(*(wchar_t*)block.ptr)))))
+ return (XawEditDone);
+
+ if (level == 1 && !paragraph) {
+ tmp = ctx->text.lastPos;
+ if (Untabify(ctx, left, right, pos, num_pos, save) == False)
+ return (XawEditError);
+ right += ctx->text.lastPos - tmp;
+ position = XawTextSourceRead(ctx->text.source, left, &block,
+ right - left);
+ }
+
+ text.firstPos = 0;
+ text.format = XawFmt8Bit;
+
+ ipos = ctx->text.insertPos;
+ count = 0;
+ done = False;
+ while (!done) {
+ if (XawTextFormat(ctx, XawFmt8Bit)) {
+ for (i = 0; i < block.length; i++)
+ if (block.ptr[i] == ' ')
+ ++count;
+ else {
+ done = True;
+ break;
+ }
+ }
+ else {
+ wptr = (wchar_t*)block.ptr;
+ for (i = 0; i < block.length; i++)
+ if (wptr[i] == _Xaw_atowc(' '))
+ ++count;
+ else {
+ done = True;
+ break;
+ }
+ }
+ tmp = position;
+ position = XawTextSourceRead(ctx->text.source, position,
+ &block, right - position);
+ if (tmp == position)
+ done = True;
+ }
+ position = left + count;
+ if (count < ctx->text.left_column) {
+ int bytes = ctx->text.left_column - count;
+
+ text.ptr = XawStackAlloc(bytes, buf);
+ text.length = bytes;
+ for (i = 0; i < bytes; i++)
+ text.ptr[i] = ' ';
+ CHECK_SAVE();
+ if (_XawTextReplace(ctx, left, left, &text)) {
+ XawStackFree(text.ptr, buf);
+ return (XawEditError);
+ }
+ XawStackFree(text.ptr, buf);
+ right += bytes;
+ if (num_pos) {
+ for (cpos = 0; cpos < num_pos; cpos++)
+ if (pos[cpos] >= left)
+ pos[cpos] += bytes;
+ }
+ if (ipos >= left)
+ ipos += bytes;
+ count += bytes;
+ }
+
+ done = False;
+ if (!paragraph && level == 1
+ && ipos <= right && ipos - left > ctx->text.right_column) {
+ XawTextPosition len = ctx->text.lastPos;
+ int skip = ctx->text.justify == XawjustifyRight
+ || ctx->text.justify == XawjustifyCenter ?
+ ctx->text.left_column : count;
+
+ if (pos)
+ for (i = 0; i < num_pos; i++)
+ if (pos[i] == ipos)
+ break;
+
+ StripSpaces(ctx, left + skip, right, pos, num_pos, save);
+ right += ctx->text.lastPos - len;
+ if (pos && i < num_pos)
+ ipos = pos[i];
+ else
+ ipos = ctx->text.insertPos;
+ done = ipos - left > ctx->text.right_column;
+ count = skip + (count == skip + 1);
+ }
+ if ((paragraph || done) && right - left > ctx->text.right_column) {
+ position = tmp = right;
+ XawTextSourceRead(ctx->text.source, position - 1, &block, 1);
+ if (block.length &&
+ ((XawTextFormat(ctx, XawFmt8Bit) &&
+ block.ptr[0] == ' ') ||
+ (XawTextFormat(ctx, XawFmtWide) &&
+ _Xaw_atowc(XawSP) == *(wchar_t*)block.ptr)))
+ --position;
+ while (position - left > ctx->text.right_column) {
+ tmp = position;
+ position = SrcScan(ctx->text.source, position,
+ XawstWhiteSpace, XawsdLeft, 1, True);
+ }
+ if (position <= left + ctx->text.left_column)
+ position = tmp;
+ if (position > left && position - left > ctx->text.left_column
+ && position != right) {
+ text.ptr = "\n";
+ text.length = 1;
+ CHECK_SAVE();
+ if (_XawTextReplace(ctx, position, position + 1, &text))
+ return (XawEditError);
+ right = position;
+ recurse = True;
+ force = True;
+ }
+ }
+
+ if (force) {
+ if (ctx->text.justify == XawjustifyCenter)
+ count = ctx->text.right_column - (count - ctx->text.left_column);
+ else
+ count = ctx->text.right_column;
+ if (count > right - left)
+ count -= right - left;
+ else
+ count = 0;
+ }
+ else
+ count = 0;
+ if (count > 0) {
+ switch (ctx->text.justify) {
+ case XawjustifyLeft:
+ break;
+ case XawjustifyRight:
+ case XawjustifyCenter:
+ if (ctx->text.justify == XawjustifyCenter) {
+ int alnum = 0;
+
+ if (!(count & 1)) {
+ XawTextSourceRead(ctx->text.source, right, &block, 1);
+ if ((XawTextFormat(ctx, XawFmt8Bit)
+ && isalnum(*(unsigned char*)block.ptr)) ||
+ (XawTextFormat(ctx, XawFmtWide)
+ && iswalnum(*(wchar_t*)block.ptr)))
+ alnum = 1;
+ }
+ count = (count + alnum) >> 1;
+ }
+ text.ptr = XawStackAlloc(count, buf);
+ text.length = count;
+ for (i = 0; i < count; i++)
+ text.ptr[i] = ' ';
+ CHECK_SAVE();
+ if (_XawTextReplace(ctx, left, left, &text)) {
+ XawStackFree(text.ptr, buf);
+ return (XawEditError);
+ }
+ XawStackFree(text.ptr, buf);
+ position += count;
+ right += count;
+ if (num_pos) {
+ for (cpos = 0; cpos < num_pos; cpos++)
+ if (pos[cpos] > left)
+ pos[cpos] += count;
+ }
+ else if (ipos > left)
+ ipos += count;
+ break;
+ case XawjustifyFull:
+ i = 0;
+ tmp = left;
+ /*CONSTCOND*/
+ while (True) {
+ tmp = SrcScan(ctx->text.source, tmp, XawstWhiteSpace,
+ XawsdRight, 1, True);
+ if (tmp < right)
+ ++i;
+ else
+ break;
+ }
+ if (i) {
+ double inc, ii;
+ int bytes, steps;
+
+ bytes = count;
+ inc = ii = (count + .5) / (double)i;
+
+ steps = count;
+ text.ptr = XawStackAlloc(steps, buf);
+ for (i = 0; i < steps; i++)
+ text.ptr[i] = ' ';
+ tmp = left;
+ CHECK_SAVE();
+ while (bytes) {
+ steps = 1;
+ while (inc + ii < 1) {
+ ++steps;
+ inc += ii;
+ }
+ tmp = SrcScan(ctx->text.source, tmp, XawstWhiteSpace,
+ XawsdRight, steps, True);
+ if (bytes > inc)
+ text.length = (int)inc;
+ else
+ text.length = bytes;
+ bytes -= text.length;
+ if (_XawTextReplace(ctx, tmp, tmp, &text)) {
+ XawStackFree(buf, text.ptr);
+ return (XawEditError);
+ }
+ if (num_pos) {
+ for (cpos = 0; cpos < num_pos; cpos++)
+ if (tmp <= pos[cpos])
+ pos[cpos] += text.length;
+ }
+ else if (tmp <= ipos)
+ ipos += text.length;
+ inc -= (int)inc;
+ inc += ii;
+ }
+ position += count;
+ right += count;
+ XawStackFree(buf, text.ptr);
+ }
+ break;
+ }
+ }
+
+ if (!num_pos)
+ ctx->text.insertPos = XawMin(ipos, ctx->text.lastPos);
+
+ return (recurse ? DoFormatText(ctx, position + 1,
+ ctx->text.justify != XawjustifyFull
+ && (force2 || paragraph),
+ ++level, save, pos, num_pos, paragraph)
+ : XawEditDone);
+}
+#undef CHECK_SAVE
+
+/*ARGSUSED*/
+static void
+Indent(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ TextSrcObject src = (TextSrcObject)ctx->text.source;
+ XawTextPosition from, to, tmp, end = 0, *pos, *posbuf[32];
+ char buf[32];
+ XawTextBlock text;
+ int i, spaces = MULT(ctx);
+ char *lbuf = NULL, *rbuf;
+ unsigned llen = 0, rlen, size;
+ Bool undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
+ Bool format = ctx->text.auto_fill
+ && ctx->text.left_column < ctx->text.right_column;
+
+ text.firstPos = 0;
+ text.format = XawFmt8Bit;
+ text.ptr = "";
+
+ StartAction(ctx, event);
+
+ pos = XawStackAlloc(sizeof(XawTextPosition) * src->textSrc.num_text, posbuf);
+ for (i = 0; i < src->textSrc.num_text; i++)
+ pos[i] = ((TextWidget)src->textSrc.text[i])->text.insertPos;
+
+ if (!GetBlockBoundaries(ctx, &from, &to)) {
+ EndAction(ctx);
+ XawStackFree(pos, posbuf);
+ return;
+ }
+
+ if (undo) {
+ llen = to - from;
+ end = ctx->text.lastPos;
+ lbuf = _XawTextGetText(ctx, from, to);
+ src->textSrc.undo_state = True;
+ }
+
+ tmp = ctx->text.lastPos;
+ if (!Untabify(ctx, from, to, pos, src->textSrc.num_text, NULL)) {
+ XBell(XtDisplay(ctx), 0);
+ EndAction(ctx);
+ XawStackFree(pos, posbuf);
+ if (undo) {
+ src->textSrc.undo_state = True;
+ XtFree(lbuf);
+ }
+ return;
+ }
+ to += ctx->text.lastPos - tmp;
+
+ tmp = from;
+
+ if (spaces > 0) {
+ text.ptr = XawStackAlloc(spaces, buf);
+ for (i = 0; i < spaces; i++)
+ text.ptr[i] = ' ';
+
+ text.length = spaces;
+ while (tmp < to) {
+ _XawTextReplace(ctx, tmp, tmp, &text);
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ if (tmp < pos[i])
+ pos[i] += spaces;
+
+ to += spaces;
+ tmp = SrcScan(ctx->text.source, tmp, XawstEOL, XawsdRight, 1, True);
+ }
+ XawStackFree(text.ptr, buf);
+ }
+ else {
+ int min = 32767;
+
+ text.length = 0;
+ tmp = from;
+
+ /* find the amount of spaces to cut */
+ while (tmp < to) {
+ (void)BlankLine(w, tmp, &i);
+ if (i < min)
+ min = i;
+ tmp = SrcScan(ctx->text.source, tmp, XawstEOL, XawsdRight, 1, True);
+ }
+ spaces = XawMin(-spaces, min);
+
+ /* cut the spaces */
+ tmp = from;
+ while (tmp < to) {
+ _XawTextReplace(ctx, tmp, tmp + spaces, &text);
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ if (tmp < pos[i]) {
+ if (tmp + spaces < pos[i])
+ pos[i] -= spaces;
+ else
+ pos[i] = tmp;
+ }
+
+ to -= spaces;
+ tmp = SrcScan(ctx->text.source, tmp, XawstEOL, XawsdRight, 1, True);
+ }
+ }
+
+ if (!format)
+ Tabify(ctx, from, to, pos, src->textSrc.num_text, NULL);
+
+ if (undo) {
+ rlen = llen + (ctx->text.lastPos - end);
+ rbuf = _XawTextGetText(ctx, from, from + rlen);
+
+ text.format = _XawTextFormat(ctx);
+ size = XawTextFormat(ctx, XawFmtWide) ? sizeof(wchar_t) : sizeof(char);
+ if (llen != rlen || memcmp(lbuf, rbuf, llen * size)) {
+ text.ptr = lbuf;
+ text.length = llen;
+ _XawTextReplace(ctx, from, from + rlen, &text);
+
+ src->textSrc.undo_state = False;
+ text.ptr = rbuf;
+ text.length = rlen;
+ _XawTextReplace(ctx, from, from + llen, &text);
+ }
+ else
+ src->textSrc.undo_state = False;
+ XtFree(lbuf);
+ XtFree(rbuf);
+ }
+
+ for (i = 0; i < src->textSrc.num_text; i++) {
+ TextWidget tw = (TextWidget)src->textSrc.text[i];
+
+ tw->text.insertPos = XawMin(XawMax(0, pos[i]), tw->text.lastPos);
+ }
+ XawStackFree(pos, posbuf);
+ ctx->text.showposition = True;
+
+ EndAction(ctx);
+}
+
+/*ARGSUSED*/
+static void
+ToggleOverwrite(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ ctx->text.overwrite = !ctx->text.overwrite;
+
+ /* call information callback */
+ _XawTextSetLineAndColumnNumber(ctx, True);
+}
+#endif /* OLDXAW */
+
+/*
+ * Insertion Routines
+ */
+static int
+InsertNewLineAndBackupInternal(TextWidget ctx)
+{
+ int count, error = XawEditDone, mult = MULT(ctx);
+#ifndef OLDXAW
+ XawTextPosition position;
+#endif
+ XawTextBlock text;
+ char buf[32];
+
+ if (mult < 0) {
+ ctx->text.mult = 1;
+ return (XawEditError);
+ }
+
+ text.format = _XawTextFormat(ctx);
+ text.length = mult;
+ text.firstPos = 0;
+
+ if (text.format == XawFmtWide) {
+ wchar_t *wptr;
+
+ text.ptr = XawStackAlloc(sizeof(wchar_t) * mult, buf);
+ wptr = (wchar_t *)text.ptr;
+ for (count = 0; count < mult; count++)
+ wptr[count] = _Xaw_atowc(XawLF);
+ }
+ else {
+ text.ptr = XawStackAlloc(sizeof(char) * mult, buf);
+ for (count = 0; count < mult; count++)
+ text.ptr[count] = XawLF;
+ }
+
+#ifndef OLDXAW
+ position = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstEOL, XawsdLeft, 1, False);
+#endif
+ if (_XawTextReplace(ctx, ctx->text.insertPos, ctx->text.insertPos, &text)) {
+ XBell( XtDisplay(ctx), 50);
+ error = XawEditError;
+ }
+ else {
+ ctx->text.showposition = TRUE;
+ ctx->text.insertPos += text.length;
+ }
+
+ XawStackFree(text.ptr, buf);
+
+#ifndef OLDXAW
+ if (ctx->text.auto_fill && error == XawEditDone)
+ (void)FormatText(ctx, position, ctx->text.justify != XawjustifyFull,
+ NULL, 0);
+#endif
+
+ return (error);
+}
+
+/*ARGSUSED*/
+static void
+InsertNewLineAndBackup(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition insertPos = ctx->text.insertPos;
+
+ StartAction((TextWidget)w, event);
+ (void)InsertNewLineAndBackupInternal(ctx);
+ ctx->text.insertPos = SrcScan(ctx->text.source, insertPos, XawstEOL,
+ XawsdRight, 1, False);
+ EndAction((TextWidget)w);
+}
+
+static int
+LocalInsertNewLine(TextWidget ctx, XEvent *event)
+{
+ int error;
+
+ StartAction(ctx, event);
+ error = InsertNewLineAndBackupInternal(ctx);
+ ctx->text.from_left = -1;
+ EndAction(ctx);
+
+ return (error);
+}
+
+/*ARGSUSED*/
+static void
+InsertNewLine(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ (void)LocalInsertNewLine((TextWidget)w, event);
+}
+
+/*ARGSUSED*/
+static void
+InsertNewLineAndIndent(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ XawTextBlock text;
+ XawTextPosition pos1;
+ int length;
+ TextWidget ctx = (TextWidget)w;
+ String line_to_ip;
+
+ StartAction(ctx, event);
+ pos1 = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstEOL, XawsdLeft, 1, False);
+
+ line_to_ip = _XawTextGetText(ctx, pos1, ctx->text.insertPos);
+
+ text.format = _XawTextFormat(ctx);
+ text.firstPos = 0;
+
+ if (text.format == XawFmtWide) {
+ wchar_t *ptr;
+
+ text.ptr = XtMalloc((2 + wcslen((wchar_t*)line_to_ip))
+ * sizeof(wchar_t));
+ ptr = (wchar_t*)text.ptr;
+ ptr[0] = _Xaw_atowc(XawLF);
+ wcscpy((wchar_t*)++ptr, (wchar_t*)line_to_ip);
+
+ length = wcslen((wchar_t*)text.ptr);
+ while (length && (iswspace(*ptr) || *ptr == _Xaw_atowc(XawTAB)))
+ ptr++, length--;
+ *ptr = (wchar_t)0;
+ text.length = wcslen((wchar_t*)text.ptr);
+ }
+ else {
+ char *ptr;
+
+ length = strlen(line_to_ip);
+ text.ptr = XtMalloc((2 + length) * sizeof(char));
+ ptr = text.ptr;
+ ptr[0] = XawLF;
+ strcpy(++ptr, line_to_ip);
+
+ length++;
+ while (length && (isspace(*ptr) || (*ptr == XawTAB)))
+ ptr++, length--;
+ *ptr = '\0';
+ text.length = strlen(text.ptr);
+ }
+ XtFree(line_to_ip);
+
+ if (_XawTextReplace(ctx,ctx->text.insertPos, ctx->text.insertPos, &text)) {
+ XBell(XtDisplay(ctx), 50);
+ XtFree(text.ptr);
+ EndAction(ctx);
+ return;
+ }
+
+ XtFree(text.ptr);
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
+ XawstPositions, XawsdRight, text.length, True);
+ EndAction(ctx);
+}
+
+/*
+ * Selection Routines
+ */
+static void
+SelectWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition l, r;
+
+ StartAction(ctx, event);
+ l = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstWhiteSpace, XawsdLeft, 1, False);
+ r = SrcScan(ctx->text.source, l, XawstWhiteSpace, XawsdRight, 1, False);
+ _XawTextSetSelection(ctx, l, r, params, *num_params);
+ EndAction(ctx);
+}
+
+static void
+SelectAll(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ StartAction(ctx, event);
+ _XawTextSetSelection(ctx,zeroPosition,ctx->text.lastPos,params,*num_params);
+ EndAction(ctx);
+}
+
+static void
+ModifySelection(TextWidget ctx, XEvent *event,
+ XawTextSelectionMode mode,
+ XawTextSelectionAction action,
+ String *params, Cardinal *num_params)
+{
+#ifndef OLDXAW
+ int old_y = ctx->text.ev_y;
+#endif
+
+ StartAction(ctx, event);
+ NotePosition(ctx, event);
+
+#ifndef OLDXAW
+ if (event->type == MotionNotify) {
+ if (ctx->text.ev_y <= ctx->text.margin.top) {
+ if (old_y >= ctx->text.ev_y)
+ XawTextScroll(ctx, -1, 0);
+ }
+ else if (ctx->text.ev_y >= XtHeight(ctx) - ctx->text.margin.bottom) {
+ if (old_y <= ctx->text.ev_y
+ && !IsPositionVisible(ctx, ctx->text.lastPos))
+ XawTextScroll(ctx, 1, 0);
+ }
+ }
+#endif
+ ctx->text.from_left = -1;
+ _XawTextAlterSelection(ctx, mode, action, params, num_params);
+
+ EndAction(ctx);
+}
+
+static void
+SelectStart(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+#ifndef OLDXAW
+ if (!ctx->text.selection_state) {
+ ctx->text.selection_state = True;
+#endif
+ ModifySelection(ctx, event,
+ XawsmTextSelect, XawactionStart, params, num_params);
+#ifndef OLDXAW
+ }
+#endif
+}
+
+static void
+SelectAdjust(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+#ifndef OLDXAW
+ if (ctx->text.selection_state)
+#endif
+ ModifySelection(ctx, event,
+ XawsmTextSelect, XawactionAdjust, params, num_params);
+}
+
+static void
+SelectEnd(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+#ifndef OLDXAW
+ if (ctx->text.selection_state) {
+ ctx->text.selection_state = False;
+#endif
+ ModifySelection(ctx, event,
+ XawsmTextSelect, XawactionEnd, params, num_params);
+#ifndef OLDXAW
+ }
+#endif
+}
+
+static void
+ExtendStart(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+#ifndef OLDXAW
+ if (!ctx->text.selection_state) {
+ ctx->text.selection_state = True;
+#endif
+ ModifySelection(ctx, event,
+ XawsmTextExtend, XawactionStart, params, num_params);
+#ifndef OLDXAW
+ }
+#endif
+}
+
+static void
+ExtendAdjust(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+#ifndef OLDXAW
+ if (ctx->text.selection_state)
+#endif
+ ModifySelection(ctx, event,
+ XawsmTextExtend, XawactionAdjust, params, num_params);
+}
+
+static void
+ExtendEnd(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+#ifndef OLDXAW
+ if (ctx->text.selection_state) {
+ ctx->text.selection_state = False;
+#endif
+ ModifySelection(ctx, event,
+ XawsmTextExtend, XawactionEnd, params, num_params);
+#ifndef OLDXAW
+ }
+#endif
+}
+
+static void
+SelectSave(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ int num_atoms;
+ Atom *sel;
+ Display *dpy = XtDisplay(w);
+ Atom selections[256];
+
+ StartAction((TextWidget)w, event);
+ num_atoms = *num_params;
+ if (num_atoms > 256)
+ num_atoms = 256;
+ for (sel=selections; --num_atoms >= 0; sel++, params++)
+ *sel = XInternAtom(dpy, *params, False);
+ num_atoms = *num_params;
+ _XawTextSaltAwaySelection((TextWidget)w, selections, num_atoms);
+ EndAction((TextWidget)w);
+}
+
+/*
+ * Misc. Routines
+ */
+/*ARGSUSED*/
+static void
+SetKeyboardFocus(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ Widget shell, parent;
+
+ shell = parent = w;
+ while (parent) {
+ if (XtIsShell(shell = parent))
+ break;
+ parent = XtParent(parent);
+ }
+ XtSetKeyboardFocus(shell, w);
+}
+
+/*ARGSUSED*/
+static void
+RedrawDisplay(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ StartAction((TextWidget)w, event);
+ _XawTextClearAndCenterDisplay((TextWidget)w);
+ EndAction((TextWidget)w);
+}
+
+/* This is kind of a hack, but, only one text widget can have focus at
+ * a time on one display. There is a problem in the implementation of the
+ * text widget, the scrollbars can not be adressed via editres, since they
+ * are not children of a subclass of composite.
+ * The focus variable is required to make sure only one text window will
+ * show a block cursor at one time.
+ */
+struct _focus { Display *display; Widget widget; };
+static struct _focus *focus;
+static Cardinal num_focus;
+
+/*ARGSUSED*/
+static void
+DestroyFocusCallback(Widget w, XtPointer user_data, XtPointer call_data)
+{
+ struct _focus *f = (struct _focus*)(user_data);
+
+ if (f->widget == w)
+ f->widget = NULL;
+}
+
+/*ARGSUSED*/
+static void
+TextFocusIn(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ Bool display_caret = ctx->text.display_caret;
+ int i;
+
+ if (event->xfocus.detail == NotifyPointer)
+ return;
+
+ if (event->xfocus.send_event) {
+ Window root, child;
+ int rootx, rooty, x, y;
+ unsigned int mask;
+
+ if (ctx->text.hasfocus)
+ return;
+
+ if (XQueryPointer(XtDisplay(w), XtWindow(w), &root, &child,
+ &rootx, &rooty, &x, &y, &mask)) {
+ if (child)
+ return;
+ }
+ }
+
+ /* Let the input method know focus has arrived. */
+ _XawImSetFocusValues(w, NULL, 0);
+
+ if (display_caret)
+ StartAction(ctx, event);
+ ctx->text.hasfocus = TRUE;
+ if (display_caret)
+ EndAction(ctx);
+
+ for (i = 0; i < num_focus; i++)
+ if (focus[i].display == XtDisplay(w))
+ break;
+ if (i >= num_focus) {
+ focus = (struct _focus*)
+ XtRealloc((XtPointer)focus, sizeof(struct _focus) * (num_focus + 1));
+ i = num_focus;
+ focus[i].widget = NULL;
+ focus[i].display = XtDisplay(w);
+ num_focus++;
+ }
+ if (focus[i].widget != w) {
+ Widget old = focus[i].widget;
+
+ focus[i].widget = w;
+ if (old != NULL) {
+ TextFocusOut(old, event, p, n);
+ /* TextFocusOut may set it to NULL */
+ focus[i].widget = w;
+ }
+ XtAddCallback(w, XtNdestroyCallback,
+ DestroyFocusCallback, (XtPointer)&focus[i]);
+ }
+}
+
+/*ARGSUSED*/
+static void
+TextFocusOut(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ Bool display_caret = ctx->text.display_caret;
+ Widget shell;
+ Window window;
+ int i, revert;
+
+ shell = w;
+ while (shell) {
+ if (XtIsShell(shell))
+ break;
+ shell = XtParent(shell);
+ }
+
+ for (i = 0; i < num_focus; i++)
+ if (focus[i].display == XtDisplay(w))
+ break;
+ XGetInputFocus(XtDisplay(w), &window, &revert);
+ if ((XtWindow(shell) == window &&
+ (i < num_focus && focus[i].widget == w))
+ || event->xfocus.detail == NotifyPointer)
+ return;
+
+ if (i < num_focus && focus[i].widget) {
+ XtRemoveCallback(focus[i].widget, XtNdestroyCallback,
+ DestroyFocusCallback, (XtPointer)&focus[i]);
+ focus[i].widget = NULL;
+ }
+
+ /* Let the input method know focus has left.*/
+ _XawImUnsetFocus(w);
+
+ if (display_caret)
+ StartAction(ctx, event);
+ ctx->text.hasfocus = FALSE;
+ if (display_caret)
+ EndAction(ctx);
+}
+
+/*ARGSUSED*/
+static void
+TextEnterWindow(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ if ((event->xcrossing.detail != NotifyInferior) && event->xcrossing.focus
+ && !ctx->text.hasfocus)
+ _XawImSetFocusValues(w, NULL, 0);
+}
+
+/*ARGSUSED*/
+static void
+TextLeaveWindow(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ if ((event->xcrossing.detail != NotifyInferior) && event->xcrossing.focus
+ && !ctx->text.hasfocus)
+ _XawImUnsetFocus(w);
+}
+
+/*
+ * Function:
+ * AutoFill
+ * Arguments: ctx - The text widget.
+ *
+ * Description:
+ * Breaks the line at the previous word boundry when
+ * called inside InsertChar.
+ */
+static void
+AutoFill(TextWidget ctx)
+{
+ int width, height, x, line_num, max_width;
+ XawTextPosition ret_pos;
+ XawTextBlock text;
+ XRectangle cursor;
+ wchar_t wc_buf[2];
+
+ for (line_num = 0; line_num < ctx->text.lt.lines ; line_num++)
+ if (ctx->text.lt.info[line_num].position >= ctx->text.insertPos)
+ break;
+ if (line_num)
+ line_num--; /* backup a line. */
+
+ XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
+ max_width = Max(0, (int)XtWidth(ctx) - RHMargins(ctx) - cursor.width);
+
+ x = ctx->text.r_margin.left;
+ XawTextSinkFindPosition(ctx->text.sink, ctx->text.lt.info[line_num].position,
+ x, max_width, True, &ret_pos,
+ &width, &height);
+
+ if (ret_pos <= ctx->text.lt.info[line_num].position
+ || ret_pos >= ctx->text.insertPos || ret_pos < 1)
+ return;
+
+ XawTextSourceRead(ctx->text.source, ret_pos - 1, &text, 1);
+
+ if (XawTextFormat(ctx, XawFmtWide)) {
+ wc_buf[0] = *(wchar_t *)text.ptr;
+ if (wc_buf[0] != _Xaw_atowc(XawSP) && wc_buf[0] != _Xaw_atowc(XawTAB))
+ /* Only eats white spaces */
+ return;
+
+ text.format = XawFmtWide;
+ text.ptr = (char *)wc_buf;
+ wc_buf[0] = _Xaw_atowc(XawLF);
+ wc_buf[1] = 0;
+ }
+ else {
+ if (text.ptr[0] != XawSP && text.ptr[0] != XawTAB)
+ /* Only eats white spaces */
+ return;
+
+ text.format = XawFmt8Bit;
+ text.ptr = "\n";
+ }
+ text.length = 1;
+ text.firstPos = 0;
+
+ if (_XawTextReplace(ctx, ret_pos - 1, ret_pos, &text))
+ XBell(XtDisplay((Widget)ctx), 0);
+
+ if (++ctx->text.insertPos > ctx->text.lastPos)
+ ctx->text.insertPos = ctx->text.lastPos;
+}
+
+/*ARGSUSED*/
+static void
+InsertChar(Widget w, XEvent *event, String *p, Cardinal *n)
+{
+ TextWidget ctx = (TextWidget)w;
+ char *ptr, strbuf[128], ptrbuf[512];
+ int count, error, mult = MULT(ctx);
+ KeySym keysym;
+ XawTextBlock text;
+#ifndef OLDXAW
+ Bool format = False;
+#endif
+ XawTextPosition from, to;
+
+ if (XtIsSubclass (ctx->text.source, (WidgetClass) multiSrcObjectClass))
+ text.length = _XawImWcLookupString(w, &event->xkey, (wchar_t*)strbuf,
+ sizeof(strbuf), &keysym);
+ else
+ text.length = _XawLookupString(w, (XKeyEvent*)event, strbuf,
+ sizeof(strbuf), &keysym);
+
+ if (text.length == 0)
+ return;
+
+ if (mult < 0) {
+ ctx->text.mult = 1;
+ return;
+ }
+
+ text.format = _XawTextFormat(ctx);
+ if (text.format == XawFmtWide) {
+ text.ptr = ptr = XawStackAlloc(sizeof(wchar_t) * text.length
+ * mult, ptrbuf);
+ for (count = 0; count < mult; count++) {
+ memcpy((char*)ptr, (char *)strbuf, sizeof(wchar_t) * text.length);
+ ptr += sizeof(wchar_t) * text.length;
+ }
+#ifndef OLDXAW
+ if (mult == 1)
+ format = ctx->text.left_column < ctx->text.right_column;
+#endif
+ }
+ else { /* == XawFmt8Bit */
+ text.ptr = ptr = XawStackAlloc(text.length * mult, ptrbuf);
+ for (count = 0; count < mult; count++) {
+ strncpy(ptr, strbuf, text.length);
+ ptr += text.length;
+ }
+#ifndef OLDXAW
+ if (mult == 1)
+ format = ctx->text.left_column < ctx->text.right_column;
+#endif
+ }
+
+ text.length = text.length * mult;
+ text.firstPos = 0;
+
+ StartAction(ctx, event);
+#ifndef OLDXAW
+ if (mult == 1)
+ _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
+#endif
+
+ from = ctx->text.insertPos;
+#ifndef OLDXAW
+ if (ctx->text.overwrite) {
+ XawTextPosition tmp;
+
+ to = from + mult;
+ tmp = SrcScan(ctx->text.source, from, XawstEOL, XawsdRight, 1, False);
+ if (to > tmp)
+ to = tmp;
+ }
+ else
+#endif
+ to = from;
+
+ error = _XawTextReplace(ctx, from , to, &text);
+
+ if (error == XawEditDone) {
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
+ XawstPositions, XawsdRight,
+ text.length, True);
+ if (ctx->text.auto_fill) {
+#ifndef OLDXAW
+ if (format)
+ (void)FormatText(ctx, SrcScan(ctx->text.source,
+ ctx->text.insertPos, XawstEOL,
+ XawsdLeft, 1, False), False,
+ NULL, 0);
+ else
+#endif
+ AutoFill(ctx);
+ }
+ }
+ else
+ XBell(XtDisplay(ctx), 50);
+
+ XawStackFree(text.ptr, ptrbuf);
+ EndAction(ctx);
+
+ if (error == XawEditDone && text.format == XawFmt8Bit && text.length == 1
+ && (text.ptr[0] == ')' || text.ptr[0] == ']' || text.ptr[0] == '}')
+ && ctx->text.display_caret) {
+ static struct timeval tmval = {0, 500000};
+ fd_set fds;
+ Widget source = ctx->text.source;
+ XawTextPosition insertPos = ctx->text.insertPos, pos, tmp, last;
+ char left, right = text.ptr[0];
+ int level = 0;
+ XtAppContext app_context = XtWidgetToApplicationContext(w);
+
+ left = right == ')' ? '(' : right == ']' ? '[' : '{';
+
+ last = insertPos - 1;
+ do {
+ text.ptr[0] = left;
+ pos = XawTextSourceSearch(source, last, XawsdLeft, &text);
+ if (pos == XawTextSearchError || !IsPositionVisible(ctx, pos))
+ return;
+ text.ptr[0] = right;
+ tmp = pos;
+ do {
+ tmp = XawTextSourceSearch(source, tmp, XawsdRight, &text);
+ if (tmp == XawTextSearchError)
+ return;
+ if (tmp <= last)
+ ++level;
+ } while (++tmp <= last);
+ --level;
+ last = pos;
+ } while (level);
+
+ StartAction(ctx, NULL);
+#ifndef OLDXAW
+ _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
+#endif
+ ctx->text.insertPos = pos;
+ EndAction(ctx);
+
+ XSync(XtDisplay(w), False);
+ while (XtAppPending(app_context) & XtIMXEvent) {
+ XEvent ev;
+ if (! XtAppPeekEvent(app_context, &ev))
+ break;
+ if (ev.type == KeyPress || ev.type == ButtonPress)
+ break;
+ XtAppProcessEvent(app_context, XtIMXEvent);
+ }
+ FD_ZERO(&fds);
+ FD_SET(ConnectionNumber(XtDisplay(w)), &fds);
+ (void)select(FD_SETSIZE, &fds, NULL, NULL, &tmval);
+ if (tmval.tv_usec != 500000)
+ usleep(40000);
+
+ StartAction(ctx, NULL);
+#ifndef OLDXAW
+ _XawSourceSetUndoMerge((TextSrcObject)ctx->text.source, True);
+#endif
+ ctx->text.insertPos = insertPos;
+ EndAction(ctx);
+ }
+}
+
+/* IfHexConvertHexElseReturnParam() - called by InsertString
+ *
+ * i18n requires the ability to specify multiple characters in a hexa-
+ * decimal string at once. Since Insert was already too long, I made
+ * this a seperate routine.
+ *
+ * A legal hex string in MBNF: '0' 'x' ( HEX-DIGIT HEX-DIGIT )+ '\0'
+ *
+ * WHEN: the passed param is a legal hex string
+ * RETURNS: a pointer to that converted, null terminated hex string;
+ * len_return holds the character count of conversion result
+ *
+ * WHEN: the passed param is not a legal hex string:
+ * RETURNS: the parameter passed;
+ * len_return holds the char count of param.
+ *
+ * NOTE: In neither case will there be strings to free. */
+static char *
+IfHexConvertHexElseReturnParam(char *param, int *len_return)
+{
+ char *p; /* steps through param char by char */
+ char c; /* holds the character pointed to by p */
+ int ind; /* steps through hexval buffer char by char */
+ static char hexval[XawTextActionMaxHexChars];
+ Boolean first_digit;
+
+ /* reject if it doesn't begin with 0x and at least one more character. */
+ if ((param[0] != '0') || (param[1] != 'x') || (param[2] == '\0')) {
+ *len_return = strlen(param);
+ return(param);
+ }
+
+ /* Skip the 0x; go character by character shifting and adding. */
+ first_digit = True;
+ ind = 0;
+ hexval[ind] = '\0';
+
+ for (p = param+2; (c = *p) != '\0'; p++) {
+ hexval[ind] *= 16;
+ if (c >= '0' && c <= '9')
+ hexval[ind] += c - '0';
+ else if (c >= 'a' && c <= 'f')
+ hexval[ind] += c - 'a' + 10;
+ else if (c >= 'A' && c <= 'F')
+ hexval[ind] += c - 'A' + 10;
+ else
+ break;
+
+ /* If we didn't break in preceding line, it was a good hex char. */
+ if (first_digit)
+ first_digit = False;
+ else {
+ first_digit = True;
+ if (++ind < XawTextActionMaxHexChars)
+ hexval[ind] = '\0';
+ else {
+ *len_return = strlen(param);
+ return(param);
+ }
+ }
+ }
+
+ /* We quit the above loop becasue we hit a non hex. If that char is \0... */
+ if ((c == '\0') && first_digit) {
+ *len_return = strlen(hexval);
+ return (hexval); /* ...it was a legal hex string, so return it */
+ }
+
+ /* Else, there were non-hex chars or odd digit count, so... */
+
+ *len_return = strlen(param);
+ return (param); /* ...return the verbatim string. */
+}
+
+/* InsertString() - action
+ *
+ * Mostly rewritten for R6 i18n.
+ *
+ * Each parameter, in turn, will be insert at the inputPos
+ * and the inputPos advances to the insertion's end.
+ *
+ * The exception is that parameters composed of the two
+ * characters 0x, followed only by an even number of
+ * hexadecimal digits will be converted to characters */
+/*ARGSUSED*/
+static void
+InsertString(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ XtAppContext app_con = XtWidgetToApplicationContext(w);
+ XawTextBlock text;
+ int i;
+
+ text.firstPos = 0;
+ text.format = _XawTextFormat(ctx);
+
+ StartAction(ctx, event);
+ for (i = *num_params; i; i--, params++) { /* DO FOR EACH PARAMETER */
+ text.ptr = IfHexConvertHexElseReturnParam(*params, &text.length);
+
+ if (text.length == 0)
+ continue;
+
+ if (XawTextFormat(ctx, XawFmtWide)) { /* convert to WC */
+ int temp_len;
+
+ text.ptr = (char*)_XawTextMBToWC(XtDisplay(w), text.ptr,
+ &text.length);
+
+ if (text.ptr == NULL) { /* conversion error */
+ XtAppWarningMsg(app_con,
+ "insertString", "textAction", "XawError",
+ "insert-string()'s parameter contents "
+ "not legal in this locale.",
+ NULL, NULL);
+ ParameterError(w, *params);
+ continue;
+ }
+
+ /* Double check that the new input is legal: try to convert to MB. */
+
+ temp_len = text.length; /* _XawTextWCToMB's 3rd arg is in_out */
+ if (_XawTextWCToMB(XtDisplay(w), (wchar_t*)text.ptr, &temp_len)
+ == NULL) {
+ XtAppWarningMsg( app_con,
+ "insertString", "textAction", "XawError",
+ "insert-string()'s parameter contents "
+ "not legal in this locale.",
+ NULL, NULL);
+ ParameterError(w, *params);
+ continue;
+ }
+ } /* convert to WC */
+
+ if (_XawTextReplace(ctx, ctx->text.insertPos,
+ ctx->text.insertPos, &text)) {
+ XBell(XtDisplay(ctx), 50);
+ EndAction(ctx);
+ return;
+ }
+
+ ctx->text.from_left = -1;
+ /* Advance insertPos to the end of the string we just inserted. */
+ ctx->text.insertPos = SrcScan(ctx->text.source, ctx->text.old_insert,
+ XawstPositions, XawsdRight, text.length,
+ True);
+
+ } /* DO FOR EACH PARAMETER */
+
+ EndAction(ctx);
+}
+
+/* DisplayCaret() - action
+ *
+ * The parameter list should contain one boolean value. If the
+ * argument is true, the cursor will be displayed. If false, not.
+ *
+ * The exception is that EnterNotify and LeaveNotify events may
+ * have a second argument, "always". If they do not, the cursor
+ * is only affected if the focus member of the event is true. */
+static void
+DisplayCaret(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ Bool display_caret = True;
+
+ if ((event->type == EnterNotify || event->type == LeaveNotify)
+ && ((*num_params >= 2) && (strcmp(params[1], "always") == 0))
+ && (!event->xcrossing.focus))
+ return;
+
+ if (*num_params > 0) { /* default arg is "True" */
+ XrmValue from, to;
+ from.size = strlen(from.addr = params[0]);
+ XtConvert(w, XtRString, &from, XtRBoolean, &to);
+
+ if (to.addr != NULL)
+ display_caret = *(Boolean*)to.addr;
+ if (ctx->text.display_caret == display_caret)
+ return;
+ }
+ StartAction(ctx, event);
+ ctx->text.display_caret = display_caret;
+ EndAction(ctx);
+}
+
+#ifndef OLDXAW
+static void
+Numeric(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ if (ctx->text.numeric) {
+ long mult = ctx->text.mult;
+
+ if (*num_params != 1 || strlen(params[0]) != 1
+ || (!isdigit(params[0][0])
+ && (params[0][0] != '-' || mult != 0))) {
+ char err_buf[256];
+
+ if (event && (event->type == KeyPress || event->type == KeyRelease)
+ && params[0][0] == '-') {
+ InsertChar(w, event, params, num_params);
+ return;
+ }
+ XmuSnprintf(err_buf, sizeof(err_buf),
+ "numeric: Invalid argument%s'%s'",
+ *num_params ? ", " : "", *num_params ? params[0] : "");
+ XtAppWarning(XtWidgetToApplicationContext(w), err_buf);
+ ctx->text.numeric = False;
+ ctx->text.mult = 1;
+ return;
+ }
+ if (params[0][0] == '-') {
+ ctx->text.mult = 32767;
+ return;
+ }
+ else if (mult == 32767) {
+ mult = ctx->text.mult = - (params[0][0] - '0');
+ return;
+ }
+ else {
+ mult = mult * 10 + (params[0][0] - '0') * (mult < 0 ? -1 : 1);
+ ctx->text.mult = ctx->text.mult * 10 + (params[0][0] - '0') *
+ (mult < 0 ? -1 : 1);
+ }
+ if (mult != ctx->text.mult || mult >= 32767) { /* checks for overflow */
+ XBell(XtDisplay(w), 0);
+ ctx->text.mult = 1;
+ ctx->text.numeric = False;
+ return;
+ }
+ }
+ else
+ InsertChar(w, event, params, num_params);
+}
+
+/*ARGSUSED*/
+static void
+KeyboardReset(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+
+ ctx->text.numeric = False;
+ ctx->text.mult = 1;
+
+ (void)_XawTextSrcToggleUndo((TextSrcObject)ctx->text.source);
+
+ if (ctx->text.kill_ring_ptr) {
+ --ctx->text.kill_ring_ptr->refcount;
+ ctx->text.kill_ring_ptr = NULL;
+ }
+ ctx->text.kill_ring = 0;
+
+ XBell(XtDisplay(w), 0);
+}
+#endif /* OLDXAW */
+
+/* Multiply() - action
+ *
+ * The parameter list may contain either a number or the string 'Reset'.
+ *
+ * A number will multiply the current multiplication factor by that number.
+ * Many of the text widget actions will will perform n actions, where n is
+ * the multiplication factor.
+ *
+ * The string reset will reset the mutiplication factor to 1. */
+/*ARGSUSED*/
+static void
+Multiply(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ int mult;
+
+ if (*num_params != 1) {
+ XtAppError(XtWidgetToApplicationContext(w),
+ "Xaw Text Widget: multiply() takes exactly one argument.");
+ XBell(XtDisplay(w), 0);
+ return;
+ }
+
+ if ((params[0][0] == 'r') || (params[0][0] == 'R')) {
+ XBell(XtDisplay(w), 0);
+#ifndef OLDXAW
+ ctx->text.numeric = False;
+#endif
+ ctx->text.mult = 1;
+ return;
+ }
+
+#ifndef OLDXAW
+ if (params[0][0] == 's' || params[0][0] == 'S') {
+ ctx->text.numeric = True;
+ ctx->text.mult = 0;
+ return;
+ }
+ else
+#endif
+ if ((mult = atoi(params[0])) == 0) {
+ char buf[BUFSIZ];
+
+ XmuSnprintf(buf, sizeof(buf),
+ "%s %s", "Xaw Text Widget: multiply() argument",
+ "must be a number greater than zero, or 'Reset'.");
+ XtAppError(XtWidgetToApplicationContext(w), buf);
+ XBell(XtDisplay(w), 50);
+ return;
+ }
+
+ ctx->text.mult *= mult;
+}
+
+/* StripOutOldCRs() - called from FormRegion
+ *
+ * removes CRs in widget ctx, from from to to.
+ *
+ * RETURNS: the new ending location (we may add some characters),
+ * or XawReplaceError if the widget can't be written to. */
+static XawTextPosition
+StripOutOldCRs(TextWidget ctx, XawTextPosition from, XawTextPosition to,
+ XawTextPosition *pos, int num_pos)
+{
+ XawTextPosition startPos, endPos, eop_begin, eop_end, temp;
+ Widget src = ctx->text.source;
+ XawTextBlock text;
+ char *buf;
+ static wchar_t wc_two_spaces[3];
+ int idx;
+
+ /* Initialize our TextBlock with two spaces. */
+ text.firstPos = 0;
+ text.format = _XawTextFormat(ctx);
+ if (text.format == XawFmt8Bit)
+ text.ptr= " ";
+ else {
+ wc_two_spaces[0] = _Xaw_atowc(XawSP);
+ wc_two_spaces[1] = _Xaw_atowc(XawSP);
+ wc_two_spaces[2] = 0;
+ text.ptr = (char*)wc_two_spaces;
+ }
+
+ /* Strip out CR's. */
+ eop_begin = eop_end = startPos = endPos = from;
+
+ /* CONSTCOND */
+ while (TRUE) {
+ endPos=SrcScan(src, startPos, XawstEOL, XawsdRight, 1, False);
+
+ temp = SrcScan(src, endPos, XawstWhiteSpace, XawsdLeft, 1, False);
+ temp = SrcScan(src, temp, XawstWhiteSpace, XawsdRight,1, False);
+
+ if (temp > startPos)
+ endPos = temp;
+
+ if (endPos >= to)
+ break;
+
+ if (endPos >= eop_begin) {
+ startPos = eop_end;
+ eop_begin=SrcScan(src, startPos, XawstParagraph,
+ XawsdRight, 1,False);
+ eop_end = SrcScan(src, startPos, XawstParagraph,
+ XawsdRight, 1, True);
+ }
+ else {
+ XawTextPosition periodPos, next_word;
+ int i, len;
+
+ periodPos = SrcScan(src, endPos, XawstPositions,
+ XawsdLeft, 1, True);
+ next_word = SrcScan(src, endPos, XawstWhiteSpace,
+ XawsdRight, 1, False);
+
+ len = next_word - periodPos;
+
+ text.length = 1;
+ buf = _XawTextGetText(ctx, periodPos, next_word);
+ if (text.format == XawFmtWide) {
+ if (periodPos < endPos && ((wchar_t*)buf)[0] == _Xaw_atowc('.'))
+ text.length++;
+ }
+ else
+ if (periodPos < endPos && buf[0] == '.')
+ text.length++; /* Put in two spaces. */
+
+ /*
+ * Remove all extra spaces.
+ */
+ for (i = 1 ; i < len; i++)
+ if (text.format == XawFmtWide) {
+ if (!iswspace(((wchar_t*)buf)[i]) || ((periodPos + i) >= to))
+ break;
+ }
+ else if (!isspace(buf[i]) || (periodPos + i) >= to)
+ break;
+
+ XtFree(buf);
+
+ to -= (i - text.length - 1);
+ startPos = SrcScan(src, periodPos, XawstPositions,
+ XawsdRight, i, True);
+ if (_XawTextReplace(ctx, endPos, startPos, &text) != XawEditDone)
+ return (XawReplaceError);
+
+ for (idx = 0; idx < num_pos; idx++) {
+ if (endPos < pos[idx]) {
+ if (startPos < pos[idx])
+ pos[idx] -= startPos - endPos;
+ else
+ pos[idx] = endPos;
+ pos[idx] += text.length;
+ }
+ }
+
+ startPos -= i - text.length;
+ }
+ }
+
+ return (to);
+}
+
+/* InsertNewCRs() - called from FormRegion
+ *
+ * inserts new CRs for FormRegion, thus for FormParagraph action */
+static void
+InsertNewCRs(TextWidget ctx, XawTextPosition from, XawTextPosition to,
+ XawTextPosition *pos, int num_pos)
+{
+ XawTextPosition startPos, endPos, space, eol;
+ XawTextBlock text;
+ int i, width, height, len, wwidth, idx;
+ char *buf;
+ static wchar_t wide_CR[2];
+
+ text.firstPos = 0;
+ text.length = 1;
+ text.format = _XawTextFormat(ctx);
+
+ if (text.format == XawFmt8Bit)
+ text.ptr = "\n";
+ else {
+ wide_CR[0] = _Xaw_atowc(XawLF);
+ wide_CR[1] = 0;
+ text.ptr = (char*)wide_CR;
+ }
+
+ startPos = from;
+
+ wwidth = (int)XtWidth(ctx) - (int)HMargins(ctx);
+ if (ctx->text.wrap != XawtextWrapNever) {
+ XRectangle cursor;
+
+ XawTextSinkGetCursorBounds(ctx->text.sink, &cursor);
+ wwidth -= (int)cursor.width;
+ }
+ wwidth = XawMax(0, wwidth);
+
+ /* CONSTCOND */
+ while (TRUE) {
+ XawTextSinkFindPosition(ctx->text.sink, startPos,
+ (int)ctx->text.r_margin.left, wwidth,
+ True, &eol, &width, &height);
+ if (eol == startPos)
+ ++eol;
+ if (eol >= to)
+ break;
+
+ eol = SrcScan(ctx->text.source, eol, XawstPositions,
+ XawsdLeft, 1, True);
+ space = SrcScan(ctx->text.source, eol, XawstWhiteSpace,
+ XawsdRight,1, True);
+
+ startPos = endPos = eol;
+ if (eol == space)
+ return;
+
+ len = (int)(space - eol);
+ buf = _XawTextGetText(ctx, eol, space);
+ for (i = 0 ; i < len ; i++)
+ if (text.format == XawFmtWide) {
+ if (!iswspace(((wchar_t*)buf)[i]))
+ break;
+ }
+ else if (!isspace(buf[i]))
+ break;
+
+ to -= (i - 1);
+ endPos = SrcScan(ctx->text.source, endPos,
+ XawstPositions, XawsdRight, i, True);
+ XtFree(buf);
+
+ if (_XawTextReplace(ctx, startPos, endPos, &text))
+ return;
+
+ for (idx = 0; idx < num_pos; idx++) {
+ if (startPos < pos[idx]) {
+ if (endPos < pos[idx])
+ pos[idx] -= endPos - startPos;
+ else
+ pos[idx] = startPos;
+ pos[idx] += text.length;
+ }
+ }
+
+ startPos = SrcScan(ctx->text.source, startPos,
+ XawstPositions, XawsdRight, 1, True);
+ }
+}
+
+/* FormRegion() - called by FormParagraph
+ *
+ * oversees the work of paragraph-forming a region
+ *
+ * Return:
+ * XawEditDone if successful, or XawReplaceError
+ */
+static int
+FormRegion(TextWidget ctx, XawTextPosition from, XawTextPosition to,
+ XawTextPosition *pos, int num_pos)
+{
+#ifndef OLDXAW
+ Bool format = ctx->text.auto_fill
+ && ctx->text.left_column < ctx->text.right_column;
+#endif
+
+ if (from >= to)
+ return (XawEditDone);
+
+#ifndef OLDXAW
+ if (format) {
+ XawTextPosition len = ctx->text.lastPos;
+ int inc = 0;
+
+ if (ctx->text.justify == XawjustifyLeft ||
+ ctx->text.justify == XawjustifyFull) {
+ Untabify(ctx, from, to, pos, num_pos, NULL);
+ to += ctx->text.lastPos - len;
+ len = ctx->text.insertPos;
+ (void)BlankLine((Widget)ctx, from, &inc);
+ if (from + inc >= to)
+ return (XawEditDone);
+ }
+ if (!StripSpaces(ctx, from + inc, to, pos, num_pos, NULL))
+ return (XawReplaceError);
+ to += ctx->text.lastPos - len;
+
+ FormatText(ctx, from, ctx->text.justify != XawjustifyFull, pos, num_pos);
+ }
+ else {
+#endif
+ if ((to = StripOutOldCRs(ctx, from, to, pos, num_pos)) == XawReplaceError)
+ return (XawReplaceError);
+ InsertNewCRs(ctx, from, to, pos, num_pos);
+#ifndef OLDXAW
+ }
+#endif
+ ctx->text.from_left = -1;
+
+ return (XawEditDone);
+}
+
+#ifndef OLDXAW
+static Bool
+BlankLine(Widget w, XawTextPosition pos, int *blanks_return)
+{
+ int i, blanks = 0;
+ XawTextBlock block;
+ Widget src = XawTextGetSource(w);
+ XawTextPosition l = SrcScan(src, pos, XawstEOL, XawsdLeft, 1, False);
+ XawTextPosition r = SrcScan(src, pos, XawstEOL, XawsdRight, 1, False);
+
+ while (l < r) {
+ l = XawTextSourceRead(src, l, &block, r - l);
+ if (block.length == 0) {
+ if (blanks_return)
+ *blanks_return = blanks;
+ return (True);
+ }
+ if (XawTextFormat((TextWidget)w, XawFmt8Bit)) {
+ for (i = 0; i < block.length; i++, blanks++)
+ if (block.ptr[i] != ' ' &&
+ block.ptr[i] != '\t') {
+ if (blanks_return)
+ *blanks_return = blanks;
+ return (block.ptr[i] == '\n');
+ }
+ }
+ else if (XawTextFormat((TextWidget)w, XawFmtWide)) {
+ for (i = 0; i < block.length; i++, blanks++)
+ if (_Xaw_atowc(XawSP) != ((wchar_t*)block.ptr)[i] &&
+ _Xaw_atowc(XawTAB) != ((wchar_t*)block.ptr)[i]) {
+ if (blanks_return)
+ *blanks_return = blanks;
+ return (_Xaw_atowc(XawLF) == ((wchar_t*)block.ptr)[i]);
+ }
+ }
+ }
+
+ return (True);
+}
+
+static Bool
+GetBlockBoundaries(TextWidget ctx,
+ XawTextPosition *from_return, XawTextPosition *to_return)
+{
+ XawTextPosition from, to;
+
+ if (ctx->text.auto_fill && ctx->text.left_column < ctx->text.right_column) {
+ if (ctx->text.s.left != ctx->text.s.right) {
+ from = SrcScan(ctx->text.source,
+ XawMin(ctx->text.s.left, ctx->text.s.right),
+ XawstEOL, XawsdLeft, 1, False);
+ to = SrcScan(ctx->text.source,
+ XawMax(ctx->text.s.right, ctx->text.s.right),
+ XawstEOL, XawsdRight, 1, False);
+ }
+ else {
+ XawTextBlock block;
+ XawTextPosition tmp;
+ Bool first;
+
+ from = to = ctx->text.insertPos;
+
+ /* find from position */
+ first = True;
+ while (1) {
+ tmp = from;
+ from = SrcScan(ctx->text.source, from, XawstEOL, XawsdLeft,
+ 1 + !first, False);
+ XawTextSourceRead(ctx->text.source, from, &block, 1);
+ if (block.length == 0 ||
+ (XawTextFormat(ctx, XawFmt8Bit) &&
+ block.ptr[0] != ' ' &&
+ block.ptr[0] != '\t' &&
+ !isalnum(*(unsigned char*)block.ptr)) ||
+ (XawTextFormat(ctx, XawFmtWide) &&
+ _Xaw_atowc(XawSP) != *(wchar_t*)block.ptr &&
+ _Xaw_atowc(XawTAB) != *(wchar_t*)block.ptr &&
+ !iswalnum(*(wchar_t*)block.ptr)) ||
+ BlankLine((Widget)ctx, from, NULL)) {
+ from = tmp;
+ break;
+ }
+ if (from == tmp && !first)
+ break;
+ first = False;
+ }
+ if (first)
+ return (False);
+
+ /* find to position */
+ first = True;
+ while (1) {
+ tmp = to;
+ to = SrcScan(ctx->text.source, to, XawstEOL, XawsdRight,
+ 1 + !first, False);
+ XawTextSourceRead(ctx->text.source, to + (to < ctx->text.lastPos),
+ &block, 1);
+ if (block.length == 0 ||
+ (XawTextFormat(ctx, XawFmt8Bit) &&
+ block.ptr[0] != ' ' &&
+ block.ptr[0] != '\t' &&
+ !isalnum(*(unsigned char*)block.ptr)) ||
+ (XawTextFormat(ctx, XawFmtWide) &&
+ _Xaw_atowc(XawSP) != *(wchar_t*)block.ptr &&
+ _Xaw_atowc(XawTAB) != *(wchar_t*)block.ptr &&
+ !iswalnum(*(wchar_t*)block.ptr)) ||
+ BlankLine((Widget)ctx, to, NULL))
+ break;
+ if (to == tmp && !first)
+ break;
+ first = False;
+ }
+ }
+ }
+ else {
+ from = SrcScan(ctx->text.source, ctx->text.insertPos, XawstEOL,
+ XawsdLeft, 1, False);
+ if (BlankLine((Widget)ctx, from, NULL))
+ return (False);
+ from = SrcScan(ctx->text.source, from, XawstParagraph,
+ XawsdLeft, 1, False);
+ if (BlankLine((Widget)ctx, from, NULL))
+ from = SrcScan(ctx->text.source, from, XawstEOL,
+ XawsdRight, 1, True);
+ to = SrcScan(ctx->text.source, from, XawstParagraph,
+ XawsdRight, 1, False);
+ }
+
+ if (from < to) {
+ *from_return = from;
+ *to_return = to;
+ return (True);
+ }
+
+ return (False);
+}
+#endif /* OLDXAW */
+
+/* FormParagraph() - action
+ *
+ * removes and reinserts CRs to maximize line length without clipping */
+/*ARGSUSED*/
+static void
+FormParagraph(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition from, to, buf[32], *pos;
+#ifndef OLDXAW
+ XawTextPosition endPos = 0;
+ char *lbuf = NULL, *rbuf;
+ TextSrcObject src = (TextSrcObject)ctx->text.source;
+ Cardinal i;
+ Bool undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
+#endif
+
+ StartAction(ctx, event);
+
+#ifndef OLDXAW
+ pos = XawStackAlloc(sizeof(XawTextPosition) * src->textSrc.num_text, buf);
+ for (i = 0; i < src->textSrc.num_text; i++)
+ pos[i] = ((TextWidget)src->textSrc.text[i])->text.old_insert;
+#else
+ pos = buf;
+ *pos = ctx->text.old_insert;
+#endif
+
+#ifndef OLDXAW
+ if (!GetBlockBoundaries(ctx, &from, &to)) {
+ EndAction(ctx);
+ XawStackFree(pos, buf);
+ return;
+ }
+
+ if (undo) {
+ src->textSrc.undo_state = True;
+ lbuf = _XawTextGetText(ctx, from, to);
+ endPos = ctx->text.lastPos;
+ }
+
+ if (FormRegion(ctx, from, to, pos, src->textSrc.num_text) == XawReplaceError) {
+#else
+ from = SrcScan(ctx->text.source, ctx->text.insertPos,
+ XawstParagraph, XawsdLeft, 1, False);
+ to = SrcScan(ctx->text.source, from,
+ XawstParagraph, XawsdRight, 1, False);
+
+ if (FormRegion(ctx, from, to, pos, 1) == XawReplaceError) {
+#endif
+ XawStackFree(pos, buf);
+ XBell(XtDisplay(w), 0);
+#ifndef OLDXAW
+ if (undo) {
+ src->textSrc.undo_state = False;
+ XtFree(lbuf);
+ }
+#endif
+ }
+#ifndef OLDXAW
+ else if (undo) {
+ /* makes the form-paragraph only one undo/redo step */
+ unsigned llen, rlen, size;
+ XawTextBlock block;
+
+ llen = to - from;
+ rlen = llen + (ctx->text.lastPos - endPos);
+
+ block.firstPos = 0;
+ block.format = _XawTextFormat(ctx);
+
+ rbuf = _XawTextGetText(ctx, from, from + rlen);
+
+ size = XawTextFormat(ctx, XawFmtWide) ? sizeof(wchar_t) : sizeof(char);
+ if (llen != rlen || memcmp(lbuf, rbuf, llen * size)) {
+ block.ptr = lbuf;
+ block.length = llen;
+ _XawTextReplace(ctx, from, from + rlen, &block);
+
+ src->textSrc.undo_state = False;
+ block.ptr = rbuf;
+ block.length = rlen;
+ _XawTextReplace(ctx, from, from + llen, &block);
+ }
+ else
+ src->textSrc.undo_state = False;
+ XtFree(lbuf);
+ XtFree(rbuf);
+ }
+
+ for (i = 0; i < src->textSrc.num_text; i++) {
+ TextWidget tw = (TextWidget)src->textSrc.text[i];
+
+ tw->text.old_insert = tw->text.insertPos = pos[i];
+ _XawTextBuildLineTable(tw, SrcScan((Widget)src, tw->text.lt.top, XawstEOL,
+ XawsdLeft, 1, False), False);
+ tw->text.clear_to_eol = True;
+ }
+#else
+ ctx->text.old_insert = ctx->text.insertPos = *pos;
+ _XawTextBuildLineTable(ctx, SrcScan(ctx->text.source, ctx->text.lt.top,
+ XawstEOL, XawsdLeft, 1, False), False);
+ ctx->text.clear_to_eol = True;
+#endif
+ XawStackFree(pos, buf);
+ ctx->text.showposition = True;
+
+ EndAction(ctx);
+}
+
+/* TransposeCharacters() - action
+ *
+ * Swaps the character to the left of the mark
+ * with the character to the right of the mark */
+/*ARGSUSED*/
+static void
+TransposeCharacters(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextPosition start, end;
+ XawTextBlock text;
+ char *buf;
+ int i, mult = MULT(ctx);
+
+ if (mult < 0) {
+ ctx->text.mult = 1;
+ return;
+ }
+
+ StartAction(ctx, event);
+
+ /* Get bounds. */
+
+ start = SrcScan(ctx->text.source, ctx->text.insertPos, XawstPositions,
+ XawsdLeft, 1, True);
+ end = SrcScan(ctx->text.source, ctx->text.insertPos, XawstPositions,
+ XawsdRight, mult, True);
+
+ /* Make sure we aren't at the very beginning or end of the buffer. */
+
+ if (start == ctx->text.insertPos || end == ctx->text.insertPos) {
+ XBell(XtDisplay(w), 0); /* complain. */
+ EndAction(ctx);
+ return;
+ }
+
+ ctx->text.from_left = -1;
+ ctx->text.insertPos = end;
+
+ text.firstPos = 0;
+ text.format = _XawTextFormat(ctx);
+
+ /* Retrieve text and swap the characters. */
+ if (text.format == XawFmtWide) {
+ wchar_t wc;
+ wchar_t *wbuf;
+
+ wbuf = (wchar_t*)_XawTextGetText(ctx, start, end);
+ text.length = wcslen(wbuf);
+ wc = wbuf[0];
+ for (i = 1; i < text.length; i++)
+ wbuf[i - 1] = wbuf[i];
+ wbuf[i - 1] = wc;
+ buf = (char*)wbuf; /* so that it gets assigned and freed */
+ }
+ else { /* thus text.format == XawFmt8Bit */
+ char c;
+
+ buf = _XawTextGetText(ctx, start, end);
+ text.length = strlen(buf);
+ c = buf[0];
+ for (i = 1; i < text.length; i++)
+ buf[i - 1] = buf[i];
+ buf[i - 1] = c;
+ }
+
+ text.ptr = buf;
+
+ /* Store new text in source. */
+
+ if (_XawTextReplace (ctx, start, end, &text))
+ XBell(XtDisplay(w), 0);
+ XtFree((char *)buf);
+ EndAction(ctx);
+}
+
+#ifndef OLDXAW
+/*ARGSUSED*/
+static void
+Undo(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ int mul = MULT(ctx);
+ Bool toggle = False;
+
+ if (mul < 0) {
+ toggle = True;
+ _XawTextSrcToggleUndo((TextSrcObject)ctx->text.source);
+ ctx->text.mult = mul = -mul;
+ }
+
+ StartAction(ctx, event);
+ for (; mul; --mul)
+ if (!_XawTextSrcUndo((TextSrcObject)ctx->text.source, &ctx->text.insertPos))
+ break;
+ ctx->text.showposition = True;
+
+ if (toggle)
+ _XawTextSrcToggleUndo((TextSrcObject)ctx->text.source);
+ EndAction(ctx);
+}
+#endif
+
+/* NoOp() - action
+ * This action performs no action, and allows the user or
+ * application programmer to unbind a translation.
+ *
+ * Note: If the parameter list contains the string "RingBell" then
+ * this action will ring the bell.
+ */
+/*ARGSUSED*/
+static void
+NoOp(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ if (*num_params != 1)
+ return;
+
+ switch(params[0][0]) {
+ case 'R':
+ case 'r':
+ XBell(XtDisplay(w), 0);
+ /*FALLTROUGH*/
+ default:
+ break;
+ }
+}
+
+/* Reconnect() - action
+ * This reconnects to the input method. The user will typically call
+ * this action if/when connection has been severed, or when the app
+ * was started up before an IM was started up
+ */
+/*ARGSUSED*/
+static void
+Reconnect(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ _XawImReconnect(w);
+}
+
+#define CAPITALIZE 1
+#define DOWNCASE 2
+#define UPCASE 3
+
+#ifdef NO_LIBC_I18N
+static int
+ToLower(int ch)
+{
+ char buf[2];
+
+ *buf = ch;
+ XmuNCopyISOLatin1Lowered(buf, buf, sizeof(buf));
+
+ return (*buf);
+}
+
+static int
+ToUpper(int ch)
+{
+ char buf[2];
+
+ *buf = ch;
+ XmuNCopyISOLatin1Uppered(buf, buf, sizeof(buf));
+
+ return (*buf);
+}
+
+static int
+IsAlnum(int ch)
+{
+ return ((ch >= '0' && ch <= '9') || ToUpper(ch) != ch || ToLower(ch) != ch);
+}
+
+static int
+IsLower(int ch)
+{
+ char upbuf[2];
+ char lobuf[2];
+
+ *upbuf = *lobuf = ch;
+ XmuNCopyISOLatin1Lowered(lobuf, lobuf, sizeof(lobuf));
+ XmuNCopyISOLatin1Uppered(upbuf, upbuf, sizeof(upbuf));
+
+ return (*lobuf != *upbuf && ch == *lobuf);
+}
+
+static int
+IsUpper(int ch)
+{
+ char upbuf[2];
+ char lobuf[2];
+
+ *upbuf = *lobuf = ch;
+ XmuNCopyISOLatin1Lowered(lobuf, lobuf, sizeof(lobuf));
+ XmuNCopyISOLatin1Uppered(upbuf, upbuf, sizeof(upbuf));
+
+ return (*lobuf != *upbuf && ch == *upbuf);
+}
+#else
+#define ToLower tolower
+#define ToUpper toupper
+#define IsAlnum isalnum
+#define IsLower islower
+#define IsUpper isupper
+#endif
+
+static void
+CaseProc(Widget w, XEvent *event, int cmd)
+{
+ TextWidget ctx = (TextWidget)w;
+ short mul = MULT(ctx);
+ XawTextPosition left, right;
+ XawTextBlock block;
+ Bool changed = False;
+ unsigned char ch, mb[sizeof(wchar_t)];
+ int i, count;
+
+ if (mul > 0)
+ right = SrcScan(ctx->text.source, left = ctx->text.insertPos,
+ XawstAlphaNumeric, XawsdRight, mul, False);
+ else
+ left = SrcScan(ctx->text.source, right = ctx->text.insertPos,
+ XawstAlphaNumeric, XawsdLeft, 1 + -mul, False);
+ block.firstPos = 0;
+ block.format = _XawTextFormat(ctx);
+ block.length = right - left;
+ block.ptr = _XawTextGetText(ctx, left, right);
+
+ count = 0;
+ if (block.format == XawFmt8Bit)
+ for (i = 0; i < block.length; i++) {
+ if (!IsAlnum(*mb = (unsigned char)block.ptr[i]))
+ count = 0;
+ else if (++count == 1 || cmd != CAPITALIZE) {
+ ch = cmd == DOWNCASE ? ToLower(*mb) : ToUpper(*mb);
+ if (ch != *mb) {
+ changed = True;
+ block.ptr[i] = ch;
+ }
+ }
+ else if (cmd == CAPITALIZE) {
+ if ((ch = ToLower(*mb)) != *mb) {
+ changed = True;
+ block.ptr[i] = ch;
+ }
+ }
+ }
+ else
+ for (i = 0; i < block.length; i++) {
+ wctomb((char*)mb, ((wchar_t*)block.ptr)[i]);
+ if (!IsAlnum(*mb))
+ count = 0;
+ else if (++count == 1 || cmd != CAPITALIZE) {
+ ch = cmd == DOWNCASE ? ToLower(*mb) : ToUpper(*mb);
+ if (ch != *mb) {
+ changed = True;
+ ((wchar_t*)block.ptr)[i] = _Xaw_atowc(ch);
+ }
+ }
+ else if (cmd == CAPITALIZE) {
+ if ((ch = ToLower(*mb)) != *mb) {
+ changed = True;
+ ((wchar_t*)block.ptr)[i] = _Xaw_atowc(ch);
+ }
+ }
+ }
+
+ StartAction(ctx, event);
+ if (changed && _XawTextReplace(ctx, left, right, &block) != XawEditDone)
+ XBell(XtDisplay(ctx), 0);
+ ctx->text.insertPos = right;
+ EndAction(ctx);
+
+ XtFree(block.ptr);
+}
+
+/*ARGSUSED*/
+static void
+CapitalizeWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CaseProc(w, event, CAPITALIZE);
+}
+
+/*ARGSUSED*/
+static void
+DowncaseWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CaseProc(w, event, DOWNCASE);
+}
+
+/*ARGSUSED*/
+static void
+UpcaseWord(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ CaseProc(w, event, UPCASE);
+}
+#undef CAPITALIZE
+#undef DOWNCASE
+#undef UPCASE
+
+XtActionsRec _XawTextActionsTable[] = {
+ /* motion */
+ {"forward-character", MoveForwardChar},
+ {"backward-character", MoveBackwardChar},
+ {"forward-word", MoveForwardWord},
+ {"backward-word", MoveBackwardWord},
+ {"forward-paragraph", MoveForwardParagraph},
+ {"backward-paragraph", MoveBackwardParagraph},
+ {"beginning-of-line", MoveToLineStart},
+ {"end-of-line", MoveToLineEnd},
+ {"next-line", MoveNextLine},
+ {"previous-line", MovePreviousLine},
+ {"next-page", MoveNextPage},
+ {"previous-page", MovePreviousPage},
+ {"beginning-of-file", MoveBeginningOfFile},
+ {"end-of-file", MoveEndOfFile},
+ {"scroll-one-line-up", ScrollOneLineUp},
+ {"scroll-one-line-down", ScrollOneLineDown},
+
+ /* delete */
+ {"delete-next-character", DeleteForwardChar},
+ {"delete-previous-character", DeleteBackwardChar},
+ {"delete-next-word", DeleteForwardWord},
+ {"delete-previous-word", DeleteBackwardWord},
+ {"delete-selection", DeleteCurrentSelection},
+ {"delete", Delete},
+
+ /* kill */
+ {"kill-word", KillForwardWord},
+ {"backward-kill-word", KillBackwardWord},
+ {"kill-selection", KillCurrentSelection},
+ {"kill-to-end-of-line", KillToEndOfLine},
+ {"kill-to-end-of-paragraph", KillToEndOfParagraph},
+
+ /* new line */
+ {"newline-and-indent", InsertNewLineAndIndent},
+ {"newline-and-backup", InsertNewLineAndBackup},
+ {"newline", InsertNewLine},
+
+ /* selection */
+ {"select-word", SelectWord},
+ {"select-all", SelectAll},
+ {"select-start", SelectStart},
+ {"select-adjust", SelectAdjust},
+ {"select-end", SelectEnd},
+ {"select-save", SelectSave},
+ {"extend-start", ExtendStart},
+ {"extend-adjust", ExtendAdjust},
+ {"extend-end", ExtendEnd},
+ {"insert-selection", InsertSelection},
+
+ /* miscellaneous */
+ {"redraw-display", RedrawDisplay},
+ {"insert-file", _XawTextInsertFile},
+ {"search", _XawTextSearch},
+ {"insert-char", InsertChar},
+ {"insert-string", InsertString},
+ {"focus-in", TextFocusIn},
+ {"focus-out", TextFocusOut},
+ {"enter-window", TextEnterWindow},
+ {"leave-window", TextLeaveWindow},
+ {"display-caret", DisplayCaret},
+ {"multiply", Multiply},
+ {"form-paragraph", FormParagraph},
+ {"transpose-characters", TransposeCharacters},
+ {"set-keyboard-focus", SetKeyboardFocus},
+#ifndef OLDXAW
+ {"numeric", Numeric},
+ {"undo", Undo},
+ {"keyboard-reset", KeyboardReset},
+ {"kill-ring-yank", KillRingYank},
+ {"toggle-overwrite", ToggleOverwrite},
+ {"indent", Indent},
+#endif
+ {"no-op", NoOp},
+
+ /* case transformations */
+ {"capitalize-word", CapitalizeWord},
+ {"downcase-word", DowncaseWord},
+ {"upcase-word", UpcaseWord},
+
+ /* action to bind translations for text dialogs */
+ {"InsertFileAction", _XawTextInsertFileAction},
+ {"DoSearchAction", _XawTextDoSearchAction},
+ {"DoReplaceAction", _XawTextDoReplaceAction},
+ {"SetField", _XawTextSetField},
+ {"PopdownSearchAction", _XawTextPopdownSearchAction},
+
+ /* reconnect to Input Method */
+ {"reconnect-im", Reconnect} /* Li Yuhong, Omron KK, 1991 */
+};
+
+Cardinal _XawTextActionsTableCount = XtNumber(_XawTextActionsTable);
diff --git a/libXaw/src/TextPop.c b/libXaw/src/TextPop.c
index b96752aa0..4775c25d0 100644
--- a/libXaw/src/TextPop.c
+++ b/libXaw/src/TextPop.c
@@ -1,1550 +1,1550 @@
-/*
-
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-/*
- * This file is broken up into three sections one dealing with
- * each of the three popups created here:
- *
- * FileInsert, Search, and Replace.
- *
- * There is also a section at the end for utility functions
- * used by all more than one of these dialogs.
- *
- * The following functions are the only non-static ones defined
- * in this module. They are located at the begining of the
- * section that contains this dialog box that uses them.
- *
- * void _XawTextInsertFileAction(w, event, params, num_params);
- * void _XawTextDoSearchAction(w, event, params, num_params);
- * void _XawTextDoReplaceAction(w, event, params, num_params);
- * void _XawTextInsertFile(w, event, params, num_params);
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <errno.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Shell.h>
-#include <X11/Xos.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/TextP.h>
-#include <X11/Xaw/AsciiText.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/Command.h>
-#include <X11/Xaw/Form.h>
-#include <X11/Xaw/Toggle.h>
-#include "XawI18n.h"
-
-static char* INSERT_FILE = "Enter Filename:";
-static char* SEARCH_LABEL_1 = "Use <Tab> to change fields.";
-static char* SEARCH_LABEL_2 = "Use ^q<Tab> for <Tab>.";
-static char* DISMISS_NAME = "cancel";
-#define DISMISS_NAME_LEN 6
-static char* FORM_NAME = "form";
-static char* LABEL_NAME = "label";
-static char* TEXT_NAME = "text";
-
-#define R_OFFSET 1
-
-typedef void (*AddFunc)(Widget, char*, Widget);
-
-/*
- * Prototypes
- */
-static void _SetField(Widget, Widget);
-static void AddSearchChildren(Widget, char*, Widget);
-static void AddInsertFileChildren(Widget, char*, Widget);
-static void CenterWidgetOnPoint(Widget, XEvent*);
-static Widget CreateDialog(Widget, String, String, AddFunc);
-static void DoInsert(Widget, XtPointer, XtPointer);
-static void DoReplaceAll(Widget, XtPointer, XtPointer);
-static void DoReplaceOne(Widget, XtPointer, XtPointer);
-static Bool DoSearch(struct SearchAndReplace*);
-static Widget GetShell(Widget);
-static String GetString(Widget);
-static String GetStringRaw(Widget);
-static void InitializeSearchWidget(struct SearchAndReplace*,
- XawTextScanDirection, Bool);
-static Bool InParams(String, String*, unsigned int);
-static Bool InsertFileNamed(Widget, char*);
-static void PopdownFileInsert(Widget, XtPointer, XtPointer);
-static void PopdownSearch(Widget, XtPointer, XtPointer);
-static Bool Replace(struct SearchAndReplace*, Bool, Bool);
-static void SearchButton(Widget, XtPointer, XtPointer);
-static void SetResource(Widget, char*, XtArgVal);
-static Bool SetResourceByName(Widget, char*, char*, XtArgVal);
-static void SetSearchLabels(struct SearchAndReplace*, String, String, Bool);
-static void SetWMProtocolTranslations(Widget);
-
-/*
- * Actions
- */
-static void WMProtocols(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * External Actions
- */
-void _XawTextDoReplaceAction(Widget, XEvent*, String*, Cardinal*);
-void _XawTextDoSearchAction(Widget, XEvent*, String*, Cardinal*);
-void _XawTextInsertFile(Widget, XEvent*, String*, Cardinal*);
-void _XawTextInsertFileAction(Widget, XEvent*, String*, Cardinal*);
-void _XawTextPopdownSearchAction(Widget, XEvent*, String*, Cardinal*);
-void _XawTextSearch(Widget, XEvent*, String*, Cardinal*);
-void _XawTextSetField(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * From Text.c
- */
-char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
-void _XawTextShowPosition(TextWidget);
-
-/*
- * Initialization
- */
-static char radio_trans_string[] =
-"<Btn1Down>,<Btn1Up>:" "set() notify()\n"
-;
-
-static char search_text_trans[] =
-"~s<Key>Return:" "DoSearchAction(Popdown)\n"
-"s<Key>Return:" "DoSearchAction() SetField(Replace)\n"
-"c<Key>c:" "PopdownSearchAction()\n"
-"<Btn1Down>:" "select-start() SetField(Search)\n"
-"<Key>Tab:" "DoSearchAction() SetField(Replace)\n"
-;
-
-static char rep_text_trans[] =
-"~s<Key>Return:" "DoReplaceAction(Popdown)\n"
-"s<Key>Return:" "SetField(Search)\n"
-"c<Key>c:" "PopdownSearchAction()\n"
-"<Btn1Down>:" "select-start() DoSearchAction() SetField(Replace)\n"
-"<Key>Tab:" "SetField(Search)\n"
-;
-
-/*
- * Implementation
- */
-/*
- * This section of the file contains all the functions that
- * the file insert dialog box uses
- */
-
-/*
- * Function:
- * _XawTextInsertFileAction
- *
- * Description:
- * Action routine that can be bound to dialog box's Text Widget
- * that will insert a file into the main Text Widget.
- */
-/*ARGSUSED*/
-void
-_XawTextInsertFileAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- DoInsert(w, (XtPointer)XtParent(XtParent(XtParent(w))), NULL);
-}
-
-/*
- * Function:
- * _XawTextInsertFile
- *
- * Parameters:
- * w - text widget
- * event - X Event (used to get x and y location)
- * params - parameter list
- * num_params - ""
- *
- * Description:
- * Action routine that can be bound to the text widget
- * it will popup the insert file dialog box.
- *
- * Note:
- * The parameter list may contain one entry
- *
- * Entry:
- * This entry is optional and contains the value of the default
- * file to insert
- */
-void
-_XawTextInsertFile(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- char *ptr;
- XawTextEditType edit_mode;
- Arg args[1];
-
- XtSetArg(args[0], XtNeditType, &edit_mode);
- XtGetValues(ctx->text.source, args, 1);
-
- if (edit_mode != XawtextEdit) {
- XBell(XtDisplay(w), 0);
- return;
- }
-
- if (*num_params == 0)
- ptr = "";
- else
- ptr = params[0];
-
- if (!ctx->text.file_insert) {
- ctx->text.file_insert = CreateDialog(w, ptr, "insertFile",
- AddInsertFileChildren);
- XtRealizeWidget(ctx->text.file_insert);
- SetWMProtocolTranslations(ctx->text.file_insert);
- }
-
- CenterWidgetOnPoint(ctx->text.file_insert, event);
- XtPopup(ctx->text.file_insert, XtGrabNone);
-}
-
-/*
- * Function:
- * PopdownFileInsert
- *
- * Parameters:
- * w - widget that caused this action
- * closure - pointer to the main text widget that popped up this dialog
- * call_data - (not used)
- *
- * Description:
- * Pops down the file insert button
- */
-/*ARGSUSED*/
-static void
-PopdownFileInsert(Widget w, XtPointer closure, XtPointer call_data)
-{
- TextWidget ctx = (TextWidget)closure;
-
- XtPopdown(ctx->text.file_insert);
- (void)SetResourceByName(ctx->text.file_insert, LABEL_NAME,
- XtNlabel, (XtArgVal)INSERT_FILE);
-}
-
-/*
- * Function:
- * DoInsert
- *
- * Parameters:
- * w - widget that activated this callback
- * closure - pointer to the text widget to insert the file into
- *
- * Description:
- * Actually insert the file named in the text widget of the file dialog
- */
-/*ARGSUSED*/
-static void
-DoInsert(Widget w, XtPointer closure, XtPointer call_data)
-{
- TextWidget ctx = (TextWidget)closure;
- char buf[BUFSIZ], msg[BUFSIZ];
- Widget temp_widget;
-
- (void)XmuSnprintf(buf, sizeof(buf), "%s.%s", FORM_NAME, TEXT_NAME);
- if ((temp_widget = XtNameToWidget(ctx->text.file_insert, buf)) == NULL) {
- (void)strcpy(msg,
- "Error: Could not get text widget from file insert popup");
- }
- else if (InsertFileNamed((Widget)ctx, GetString(temp_widget))) {
- PopdownFileInsert(w, closure, call_data);
- return;
- }
- else
- (void)XmuSnprintf(msg, sizeof(msg), "Error: %s", strerror(errno));
-
- (void)SetResourceByName(ctx->text.file_insert,
- LABEL_NAME, XtNlabel, (XtArgVal)msg);
- XBell(XtDisplay(w), 0);
-}
-
-/*
- * Function:
- * InsertFileNamed
- *
- * Parameters:
- * tw - text widget to insert this file into
- * str - name of the file to insert
- *
- * Description:
- * Inserts a file into the text widget.
- *
- * Returns:
- * True if the insert was sucessful, False otherwise.
- */
-static Bool
-InsertFileNamed(Widget tw, char *str)
-{
- FILE *file;
- XawTextBlock text;
- XawTextPosition pos;
-
- if (str == NULL || strlen(str) == 0 || (file = fopen(str, "r")) == NULL)
- return (False);
-
- pos = XawTextGetInsertionPoint(tw);
-
- fseek(file, 0L, 2);
-
- text.firstPos = 0;
- text.length = ftell(file);
- text.ptr = XtMalloc(text.length + 1);
- text.format = XawFmt8Bit;
-
- fseek(file, 0L, 0);
- if (fread(text.ptr, 1, text.length, file) != text.length)
- XtErrorMsg("readError", "insertFileNamed", "XawError",
- "fread returned error", NULL, NULL);
-
- if (XawTextReplace(tw, pos, pos, &text) != XawEditDone) {
- XtFree(text.ptr);
- fclose(file);
- return (False);
- }
- pos += text.length;
- XtFree(text.ptr);
- fclose(file);
- XawTextSetInsertionPoint(tw, pos);
- _XawTextShowPosition((TextWidget)tw);
-
- return (True);
-}
-
-/*
- * Function:
- * AddInsertFileChildren
- *
- * Parameters:
- * form - form widget for the insert dialog widget
- * ptr - pointer to the initial string for the Text Widget
- * tw - main text widget
- *
- * Description:
- * Adds all children to the InsertFile dialog widget.
- */
-static void
-AddInsertFileChildren(Widget form, char *ptr, Widget tw)
-{
- Arg args[10];
- Cardinal num_args;
- Widget label, text, cancel, insert;
- XtTranslations trans;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, INSERT_FILE); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNresizable, True); num_args++;
- XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
- label = XtCreateManagedWidget(LABEL_NAME, labelWidgetClass, form,
- args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNfromVert, label); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainRight); num_args++;
- XtSetArg(args[num_args], XtNeditType, XawtextEdit); num_args++;
- XtSetArg(args[num_args], XtNresizable, True); num_args++;
- XtSetArg(args[num_args], XtNstring, ptr); num_args++;
- text = XtCreateManagedWidget(TEXT_NAME, asciiTextWidgetClass, form,
- args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Insert File"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, text); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- insert = XtCreateManagedWidget("insert", commandWidgetClass, form,
- args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Cancel"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, text); num_args++;
- XtSetArg(args[num_args], XtNfromHoriz, insert); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- cancel = XtCreateManagedWidget(DISMISS_NAME, commandWidgetClass, form,
- args, num_args);
-
- XtAddCallback(cancel, XtNcallback, PopdownFileInsert, (XtPointer)tw);
- XtAddCallback(insert, XtNcallback, DoInsert, (XtPointer)tw);
-
- XtSetKeyboardFocus(form, text);
-
- /*
- * Bind <CR> to insert file
- */
- trans = XtParseTranslationTable("<Key>Return:InsertFileAction()");
- XtOverrideTranslations(text, trans);
-}
-
-/*
- * This section of the file contains all the functions that
- * the search dialog box uses
- */
-/*
- * Function:
- * _XawTextDoSearchAction
- *
- * Description:
- * Action routine that can be bound to dialog box's Text Widget that
- * will search for a string in the main Text Widget.
- *
- * Note:
- * If the search was sucessful and the argument popdown is passed to
- * this action routine then the widget will automatically popdown the
- * search widget
- */
-/*ARGSUSED*/
-void
-_XawTextDoSearchAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- TextWidget tw = (TextWidget)XtParent(XtParent(XtParent(w)));
- Bool popdown = False;
-
- if (*num_params == 1 && (params[0][0] == 'p' || params[0][0] == 'P'))
- popdown = True;
-
- if (DoSearch(tw->text.search) && popdown)
- PopdownSearch(w, (XtPointer)tw->text.search, NULL);
-}
-
-/*
- * Function:
- * _XawTextPopdownSearchAction
- *
- * Description:
- * Action routine that can be bound to dialog box's Text Widget that
- * will popdown the search widget.
- */
-/*ARGSUSED*/
-void
-_XawTextPopdownSearchAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- TextWidget tw = (TextWidget)XtParent(XtParent(XtParent(w)));
-
- PopdownSearch(w, (XtPointer)tw->text.search, NULL);
-}
-
-/*
- * Function:
- * PopdownSearch
- *
- * Parameters:
- * w - (not used)
- * closure - pointer to the search structure
- * call_data - (not used)
- *
- * Description:
- * Pops down the search widget and resets it
- */
-/*ARGSUSED*/
-static void
-PopdownSearch(Widget w, XtPointer closure, XtPointer call_data)
-{
- struct SearchAndReplace *search = (struct SearchAndReplace *)closure;
-
- XtPopdown(search->search_popup);
- SetSearchLabels(search, SEARCH_LABEL_1, SEARCH_LABEL_2, False);
-}
-
-/*
- * Function:
- * SearchButton
- *
- * Arguments:
- * w - (not used)
- * closure - pointer to the search info
- * call_data - (not used)
- *
- * Description:
- * Performs a search when the button is clicked.
- */
-/*ARGSUSED*/
-static void
-SearchButton(Widget w, XtPointer closure, XtPointer call_data)
-{
- (void)DoSearch((struct SearchAndReplace *)closure);
-}
-
-/*
- * Function:
- * _XawTextSearch
- *
- * Parameters:
- * w - text widget
- * event - X Event (used to get x and y location)
- * params - parameter list
- * num_params - ""
- *
- * Description:
- * Action routine that can be bound to the text widget
- * it will popup the search dialog box.
- *
- * Note:
- * The parameter list contains one or two entries that may be
- * the following.
- *
- * First Entry:
- * The first entry is the direction to search by default.
- * This arguement must be specified and may have a value of
- * "left" or "right".
- *
- * Second Entry:
- * This entry is optional and contains the value of the default
- * string to search for.
- */
-
-#define SEARCH_HEADER "Text Widget - Search():"
-void
-_XawTextSearch(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)w;
- XawTextScanDirection dir;
- char *ptr, buf[BUFSIZ];
- XawTextEditType edit_mode;
- Arg args[1];
- wchar_t wcs[1];
-
- if (*num_params < 1 || *num_params > 2) {
- (void)XmuSnprintf(buf, sizeof(buf), "%s %s\n%s", SEARCH_HEADER,
- "This action must have only",
- "one or two parameters");
- XtAppWarning(XtWidgetToApplicationContext(w), buf);
- return;
- }
-
- if (*num_params == 2)
- ptr = params[1];
- else if (XawTextFormat(ctx, XawFmtWide)) {
- /* This just does the equivalent of
- ptr = ""L, a waste because params[1] isnt W aligned */
- ptr = (char *)wcs;
- wcs[0] = 0;
- }
- else
- ptr = "";
-
- switch(params[0][0]) {
- case 'b': /* Left */
- case 'B':
- dir = XawsdLeft;
- break;
- case 'f': /* Right */
- case 'F':
- dir = XawsdRight;
- break;
- default:
- (void)XmuSnprintf(buf, sizeof(buf), "%s %s\n%s", SEARCH_HEADER,
- "The first parameter must be",
- "Either 'backward' or 'forward'");
- XtAppWarning(XtWidgetToApplicationContext(w), buf);
- return;
- }
-
- if (ctx->text.search== NULL) {
- ctx->text.search = XtNew(struct SearchAndReplace);
- ctx->text.search->search_popup = CreateDialog(w, ptr, "search",
- AddSearchChildren);
- XtRealizeWidget(ctx->text.search->search_popup);
- SetWMProtocolTranslations(ctx->text.search->search_popup);
- }
- else if (*num_params > 1)
- XtVaSetValues(ctx->text.search->search_text, XtNstring, ptr, NULL);
-
- XtSetArg(args[0], XtNeditType,&edit_mode);
- XtGetValues(ctx->text.source, args, 1);
-
- InitializeSearchWidget(ctx->text.search, dir, (edit_mode == XawtextEdit));
-
- CenterWidgetOnPoint(ctx->text.search->search_popup, event);
- XtPopup(ctx->text.search->search_popup, XtGrabNone);
-}
-
-/*
- * Function:
- * InitializeSearchWidget
- *
- * Parameters:
- * search - search widget structure
- * dir - direction to search
- * replace_active - state of the sensitivity for the replace button
- *
- * Description:
- * This function initializes the search widget and
- * is called each time the search widget is poped up.
- */
-static void
-InitializeSearchWidget(struct SearchAndReplace *search,
- XawTextScanDirection dir, Bool replace_active)
-{
- SetResource(search->rep_one, XtNsensitive, (XtArgVal)replace_active);
- SetResource(search->rep_all, XtNsensitive, (XtArgVal)replace_active);
- SetResource(search->rep_label, XtNsensitive, (XtArgVal)replace_active);
- SetResource(search->rep_text, XtNsensitive, (XtArgVal)replace_active);
-
- switch (dir) {
- case XawsdLeft:
- SetResource(search->left_toggle, XtNstate, (XtArgVal)True);
- break;
- case XawsdRight:
- SetResource(search->right_toggle, XtNstate, (XtArgVal)True);
- break;
- }
-}
-
-/*
- * Function:
- * AddSearchChildren
- *
- * Parameters:
- * form - form widget for the search widget
- * ptr - pointer to the initial string for the Text Widget
- * tw - main text widget
- *
- * Description:
- * Adds all children to the Search Dialog Widget.
- */
-static void
-AddSearchChildren(Widget form, char *ptr, Widget tw)
-{
- Arg args[10];
- Cardinal num_args;
- Widget cancel, search_button, s_label, s_text, r_text;
- XtTranslations trans;
- struct SearchAndReplace *search = ((TextWidget)tw)->text.search;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNresizable, True); num_args++;
- XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
- search->label1 = XtCreateManagedWidget("label1", labelWidgetClass, form,
- args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNfromVert, search->label1); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNresizable, True); num_args++;
- XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
- search->label2 = XtCreateManagedWidget("label2", labelWidgetClass, form,
- args, num_args);
-
- /*
- * We need to add R_OFFSET to the radio_data, because the value zero (0)
- * has special meaning
- */
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Backward"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, search->label2); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNradioData, (XPointer)XawsdLeft + R_OFFSET);
- num_args++;
- search->left_toggle = XtCreateManagedWidget("backwards", toggleWidgetClass,
- form, args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Forward"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, search->label2); num_args++;
- XtSetArg(args[num_args], XtNfromHoriz, search->left_toggle); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNradioGroup, search->left_toggle); num_args++;
- XtSetArg(args[num_args], XtNradioData, (XPointer)XawsdRight + R_OFFSET);
- num_args++;
- search->right_toggle = XtCreateManagedWidget("forwards", toggleWidgetClass,
- form, args, num_args);
-
- {
- XtTranslations radio_translations;
-
- radio_translations = XtParseTranslationTable(radio_trans_string);
- XtOverrideTranslations(search->left_toggle, radio_translations);
- XtOverrideTranslations(search->right_toggle, radio_translations);
- }
-
-#ifndef OLDXAW
- if (XawTextFormat((TextWidget)tw, XawFmt8Bit)) {
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Case Sensitive"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, search->label2); num_args++;
- XtSetArg(args[num_args], XtNfromHoriz, search->right_toggle); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNstate, True); num_args++;
- search->case_sensitive = XtCreateManagedWidget("case", toggleWidgetClass,
- form, args, num_args);
- }
- else
- search->case_sensitive = NULL;
-#endif
-
- num_args = 0;
- XtSetArg(args[num_args], XtNfromVert, search->left_toggle); num_args++;
- XtSetArg(args[num_args], XtNlabel, "Search for: "); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNborderWidth, 0 ); num_args++;
- s_label = XtCreateManagedWidget("searchLabel", labelWidgetClass, form,
- args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNfromVert, search->left_toggle); num_args++;
- XtSetArg(args[num_args], XtNfromHoriz, s_label); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainRight); num_args++;
- XtSetArg(args[num_args], XtNeditType, XawtextEdit); num_args++;
- XtSetArg(args[num_args], XtNresizable, True); num_args++;
- XtSetArg(args[num_args], XtNstring, ptr); num_args++;
- s_text = XtCreateManagedWidget("searchText", asciiTextWidgetClass, form,
- args, num_args);
- search->search_text = s_text;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNfromVert, s_text); num_args++;
- XtSetArg(args[num_args], XtNlabel, "Replace with:"); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
- search->rep_label = XtCreateManagedWidget("replaceLabel", labelWidgetClass,
- form, args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNfromHoriz, s_label); num_args++;
- XtSetArg(args[num_args], XtNfromVert, s_text); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainRight); num_args++;
- XtSetArg(args[num_args], XtNeditType, XawtextEdit); num_args++;
- XtSetArg(args[num_args], XtNresizable, True); num_args++;
- XtSetArg(args[num_args], XtNstring, ""); num_args++;
- r_text = XtCreateManagedWidget("replaceText", asciiTextWidgetClass,
- form, args, num_args);
- search->rep_text = r_text;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Search"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- search_button = XtCreateManagedWidget("search", commandWidgetClass, form,
- args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Replace"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
- XtSetArg(args[num_args], XtNfromHoriz, search_button); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- search->rep_one = XtCreateManagedWidget("replaceOne", commandWidgetClass,
- form, args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Replace All"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
- XtSetArg(args[num_args], XtNfromHoriz, search->rep_one); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- search->rep_all = XtCreateManagedWidget("replaceAll", commandWidgetClass,
- form, args, num_args);
-
- num_args = 0;
- XtSetArg(args[num_args], XtNlabel, "Cancel"); num_args++;
- XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
- XtSetArg(args[num_args], XtNfromHoriz, search->rep_all); num_args++;
- XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
- XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
- cancel = XtCreateManagedWidget(DISMISS_NAME, commandWidgetClass, form,
- args, num_args);
-
- XtAddCallback(search_button, XtNcallback, SearchButton, (XtPointer)search);
- XtAddCallback(search->rep_one, XtNcallback, DoReplaceOne, (XtPointer)search);
- XtAddCallback(search->rep_all, XtNcallback, DoReplaceAll, (XtPointer)search);
- XtAddCallback(cancel, XtNcallback, PopdownSearch, (XtPointer)search);
-
- /*
- * Initialize the text entry fields
- */
- {
- Pixel color;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNbackground, &color); num_args++;
- XtGetValues(search->rep_text, args, num_args);
- num_args = 0;
- XtSetArg(args[num_args], XtNborderColor, color); num_args++;
- XtSetValues(search->rep_text, args, num_args);
- XtSetKeyboardFocus(form, search->search_text);
- }
-
- SetSearchLabels(search, SEARCH_LABEL_1, SEARCH_LABEL_2, False);
-
- /*
- * Bind Extra translations
- */
- trans = XtParseTranslationTable(search_text_trans);
- XtOverrideTranslations(search->search_text, trans);
-
- trans = XtParseTranslationTable(rep_text_trans);
- XtOverrideTranslations(search->rep_text, trans);
-}
-
-/*
- * Function:
- * DoSearch
- *
- * Parameters:
- * search - search structure
- *
- * Description:
- * Performs a search
- *
- * Returns:
- * True if sucessful
- */
-/*ARGSUSED*/
-static Bool
-DoSearch(struct SearchAndReplace *search)
-{
- char msg[37];
- Widget tw = XtParent(search->search_popup);
- XawTextPosition pos;
- XawTextScanDirection dir;
- XawTextBlock text;
- TextWidget ctx = (TextWidget)tw;
-
- text.firstPos = 0;
- text.ptr = GetStringRaw(search->search_text);
- if ((text.format = _XawTextFormat(ctx)) == XawFmtWide)
- text.length = wcslen((wchar_t*)text.ptr);
- else {
- text.length = strlen(text.ptr);
-
-#ifndef OLDXAW
- if (search->case_sensitive) {
- /* text.firstPos isn't useful here, so I'll use it as an
- * options flag.
- */
- Arg args[1];
- Boolean case_sensitive;
-
- XtSetArg(args[0], XtNstate, &case_sensitive);
- XtGetValues(search->case_sensitive, args, 1);
- text.firstPos = !case_sensitive;
- }
-#endif /* OLDXAW */
- }
-
- dir = (XawTextScanDirection)(unsigned long)
- ((XPointer)XawToggleGetCurrent(search->left_toggle) - R_OFFSET);
-
- pos = XawTextSearch(tw, dir, &text);
-
- /* The Raw string in find.ptr may be WC I can't use here, so I re - call
- GetString to get a tame version */
-
- if (pos == XawTextSearchError) {
- char *ptr;
- int len;
-
- ptr = GetString(search->search_text);
- len = strlen(ptr);
- (void)XmuSnprintf(msg, sizeof(msg), "%s", ptr);
-
- ptr = strchr(msg, '\n');
- if (ptr != NULL || sizeof(msg) - 1 < len) {
- if (ptr != NULL)
- len = ptr - msg + 4;
- else
- len = strlen(msg);
-
- if (len < 4)
- strcpy(msg, "...");
- else
- strcpy(msg + len - 4, "...");
- }
- XawTextUnsetSelection(tw);
- SetSearchLabels(search, "Could not find string", msg, True);
-
- return (False);
- }
- XawTextDisableRedisplay(tw);
- XawTextSetSelection(tw, pos, pos + text.length);
- search->selection_changed = False; /* selection is good */
-
- if (dir == XawsdRight)
- XawTextSetInsertionPoint(tw, pos + text.length);
- else
- XawTextSetInsertionPoint(tw, pos);
- _XawTextShowPosition(ctx);
- XawTextEnableRedisplay(tw);
-
- return (True);
-}
-
-/*
- * This section of the file contains all the functions that
- * the replace dialog box uses
- */
-/*
- * Function:
- * _XawTextDoReplaceAction
- *
- * Description:
- * Action routine that can be bound to dialog box's
- * Text Widget that will replace a string in the main Text Widget.
- */
-/*ARGSUSED*/
-void
-_XawTextDoReplaceAction(Widget w, XEvent *event,
- String *params, Cardinal *num_params)
-{
- TextWidget ctx = (TextWidget)XtParent(XtParent(XtParent(w)));
- Bool popdown = False;
-
- if (*num_params == 1 && (params[0][0] == 'p' || params[0][0] == 'P'))
- popdown = True;
-
- if (Replace( ctx->text.search, True, popdown) && popdown)
- PopdownSearch(w, (XtPointer)ctx->text.search, NULL);
-}
-
-/*
- * Function:
- * DoReplaceOne
- *
- * Arguments:
- * w - *** Not Used ***
- * closure - a pointer to the search structure
- * call_data - *** Not Used ***
- *
- * Description:
- * Replaces the first instance of the string in the search
- * dialog's text widget with the one in the replace dialog's text widget.
- */
-/*ARGSUSED*/
-static void
-DoReplaceOne(Widget w, XtPointer closure, XtPointer call_data)
-{
- Replace((struct SearchAndReplace *)closure, True, False);
-}
-
-/*
- * Function:
- * DoReplaceAll
- *
- * Parameters:
- * w - (not used)
- * closure - pointer to the search structure
- * call_data - (not used)
- *
- * Description:
- * Replaces every instance of the string in the search dialog's
- * text widget with the one in the replace dialog's text widget.
- */
-/*ARGSUSED*/
-static void
-DoReplaceAll(Widget w, XtPointer closure, XtPointer call_data)
-{
- Replace((struct SearchAndReplace *)closure, False, False);
-}
-
-/*
- * Function:
- * Replace
- *
- * Parameters:
- * tw - Text Widget to replce the string in
- * once_only - if True then only replace the first one found,
- * else replace all of them
- * show_current - if true then leave the selection on the
- * string that was just replaced, otherwise
- * move it onto the next one
- *
- * Description:
- * This is the function that does the real work of
- * replacing strings in the main text widget.
- */
-static Bool
-Replace(struct SearchAndReplace *search, Bool once_only, Bool show_current)
-{
- XawTextPosition pos, new_pos, end_pos, ipos;
- XawTextScanDirection dir;
- XawTextBlock find, replace;
- Widget tw = XtParent(search->search_popup);
- int count = 0;
- TextWidget ctx = (TextWidget)tw;
- Bool redisplay;
-
- find.ptr = GetStringRaw(search->search_text);
- if ((find.format = _XawTextFormat(ctx)) == XawFmtWide)
- find.length = (XawTextPosition)wcslen((wchar_t*)find.ptr);
- else
- find.length = (XawTextPosition)strlen(find.ptr);
- find.firstPos = 0;
-
- replace.ptr = GetStringRaw(search->rep_text);
- replace.firstPos = 0;
- if ((replace.format = _XawTextFormat(ctx)) == XawFmtWide)
- replace.length = wcslen((wchar_t*)replace.ptr);
- else
- replace.length = strlen(replace.ptr);
-
- dir = (XawTextScanDirection)(unsigned long)
- ((XPointer)XawToggleGetCurrent(search->left_toggle) - R_OFFSET);
-
- redisplay = !once_only || (once_only && !show_current);
- ipos = XawTextGetInsertionPoint(tw);
- if (redisplay)
- XawTextDisableRedisplay(tw);
- /*CONSTCOND*/
- while (True) {
- if (count != 0) {
- new_pos = XawTextSearch(tw, dir, &find);
-
- if (new_pos == XawTextSearchError) {
- if (count == 0) {
- char msg[37];
- char *ptr;
- int len;
-
- ptr = GetString(search->search_text);
- len = strlen(ptr);
- (void)XmuSnprintf(msg, sizeof(msg), "%s", ptr);
- ptr = strchr(msg, '\n');
- if (ptr != NULL || sizeof(msg) - 1 < len) {
- if (ptr != NULL)
- len = ptr - msg + 4;
- else
- len = strlen(msg);
-
- if (len < 4)
- strcpy(msg, "...");
- else
- strcpy(msg + len - 4, "...");
- }
- SetSearchLabels(search, "Could not find string", msg, True);
-
- if (redisplay) {
- XawTextSetInsertionPoint(tw, ipos);
- _XawTextShowPosition(ctx);
- XawTextEnableRedisplay(tw);
- }
-
- return (False);
- }
- else
- break;
- }
- pos = new_pos;
- end_pos = pos + find.length;
- }
- else {
- XawTextGetSelectionPos(tw, &pos, &end_pos);
-
- if (search->selection_changed) {
- SetSearchLabels(search, "Selection modified, aborting.",
- "", True);
- if (redisplay) {
- XawTextSetInsertionPoint(tw, ipos);
- XawTextEnableRedisplay(tw);
- }
-
- return (False);
- }
- if (pos == end_pos) {
- if (redisplay) {
- XawTextSetInsertionPoint(tw, ipos);
- XawTextEnableRedisplay(tw);
- }
-
- return (False);
- }
- }
-
- if (XawTextReplace(tw, pos, end_pos, &replace) != XawEditDone) {
- SetSearchLabels(search, "Error while replacing.", "", True);
- if (redisplay) {
- XawTextSetInsertionPoint(tw, ipos);
- XawTextEnableRedisplay(tw);
- }
-
- return (False);
- }
-
- if (dir == XawsdRight)
- ipos = pos + replace.length;
- else
- ipos = pos;
-
- if (once_only) {
- if (show_current)
- break;
- else {
- DoSearch(search);
- XawTextEnableRedisplay(tw);
-
- return (True);
- }
- }
- else
- ctx->text.insertPos = ipos;
- count++;
- }
-
- if (replace.length == 0)
- XawTextUnsetSelection(tw);
- else
- XawTextSetSelection(tw, pos, pos + replace.length);
-
- XawTextSetInsertionPoint(tw, ipos);
- _XawTextShowPosition(ctx);
- XawTextEnableRedisplay(tw);
-
- return (True);
-}
-
-/*
- * Function:
- * SetSearchLabels
- *
- * Parameters:
- * search - search structure
- * msg1 - message to put in each search label
- * msg2 - ""
- * bell - if True then ring bell
- *
- * Description:
- * Sets both the search labels, and also rings the bell.
- */
-static void
-SetSearchLabels(struct SearchAndReplace *search, String msg1, String msg2,
- Bool bell)
-{
- (void)SetResource(search->label1, XtNlabel, (XtArgVal)msg1);
- (void)SetResource(search->label2, XtNlabel, (XtArgVal)msg2);
- if (bell)
- XBell(XtDisplay(search->search_popup), 0);
-}
-
-/*
- * This section of the file contains utility routines used by
- * other functions in this file
- */
-/*
- * Function:
- * _XawTextSetField
- *
- * Description:
- * Action routine that can be bound to dialog box's
- * Text Widget that will send input to the field specified.
- */
-/*ARGSUSED*/
-void
-_XawTextSetField(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- struct SearchAndReplace *search;
- Widget cnew, old;
-
- search = ((TextWidget)XtParent(XtParent(XtParent(w))))->text.search;
-
- if (*num_params != 1) {
- SetSearchLabels(search, "Error: SetField Action must have",
- "exactly one argument", True);
- return;
- }
- switch (params[0][0]) {
- case 's':
- case 'S':
- cnew = search->search_text;
- old = search->rep_text;
- break;
- case 'r':
- case 'R':
- old = search->search_text;
- cnew = search->rep_text;
- break;
- default:
- SetSearchLabels(search,
- "Error: SetField Action's first Argument must",
- "be either 'Search' or 'Replace'", True);
- return;
- }
- _SetField(cnew, old);
-}
-
-/*
- * Function:
- * _SetField
- *
- * Parameters:
- * cnew - new and old text fields
- * old - ""
- *
- * Description:
- * Sets the current text field.
- */
-static void
-_SetField(Widget cnew, Widget old)
-{
- Arg args[2];
- Pixel new_border, old_border, old_bg;
-
- if (!XtIsSensitive(cnew)) {
- XBell(XtDisplay(old), 0); /* Don't set field to an inactive Widget */
- return;
- }
-
- XtSetKeyboardFocus(XtParent(cnew), cnew);
-
- XtSetArg(args[0], XtNborderColor, &old_border);
- XtSetArg(args[1], XtNbackground, &old_bg);
- XtGetValues(cnew, args, 2);
-
- XtSetArg(args[0], XtNborderColor, &new_border);
- XtGetValues(old, args, 1);
-
- if (old_border != old_bg) /* Colors are already correct, return */
- return;
-
- SetResource(old, XtNborderColor, (XtArgVal)old_border);
- SetResource(cnew, XtNborderColor, (XtArgVal)new_border);
-}
-
-/*
- * Function:
- * SetResourceByName
- *
- * Parameters:
- * shell - shell widget of the popup
- * name - name of the child
- * res_name - name of the resource
- * value - value of the resource
- *
- * Description:
- * Sets a resource in any of the dialog children given
- * name of the child and the shell widget of the dialog.
- *
- * Returns:
- * True if sucessful
- */
-static Bool
-SetResourceByName(Widget shell, char *name, char *res_name, XtArgVal value)
-{
- Widget temp_widget;
- char buf[BUFSIZ];
-
- (void)XmuSnprintf(buf, sizeof(buf), "%s.%s", FORM_NAME, name);
-
- if ((temp_widget = XtNameToWidget(shell, buf)) != NULL) {
- SetResource(temp_widget, res_name, value);
- return (True);
- }
- return (False);
-}
-
-/*
- * Function:
- * SetResource
- *
- * Parameters:
- * w - widget
- * res_name - name of the resource
- * value - value of the resource
- *
- * Description:
- * Sets a resource in a widget
- */
-static void
-SetResource(Widget w, char *res_name, XtArgVal value)
-{
- Arg args[1];
-
- XtSetArg(args[0], res_name, value);
- XtSetValues( w, args, 1);
-}
-
-/*
- * Function:
- * GetString{Raw}
- *
- * Parameters:
- * text - text widget whose string we will get
- *
- * Description:
- * Gets the value for the string in the popup.
- *
- * Returns:
- * GetString: the string as a MB
- * GetStringRaw: the exact buffer contents suitable for a search
- */
-static String
-GetString(Widget text)
-{
- String string;
- Arg args[1];
-
- XtSetArg(args[0], XtNstring, &string);
- XtGetValues(text, args, 1);
-
- return (string);
-}
-
-static String
-GetStringRaw(Widget tw)
-{
- TextWidget ctx = (TextWidget)tw;
- XawTextPosition last;
-
- last = XawTextSourceScan(ctx->text.source, 0, XawstAll, XawsdRight,
- ctx->text.mult, True);
- return (_XawTextGetText(ctx, 0, last));
-}
-
-/*
- * Function:
- * CenterWidgetOnPoint
- *
- * Parameters:
- * w - shell widget
- * event - event containing the location of the point
- *
- * Description:
- * Centers a shell widget on a point relative to the root window.
- *
- * Note:
- * The widget is not allowed to go off the screen
- */
-static void
-CenterWidgetOnPoint(Widget w, XEvent *event)
-{
- Arg args[3];
- Cardinal num_args;
- Dimension width, height, b_width;
- Position x, y, max_x, max_y;
-
- if (event != NULL) {
- switch (event->type) {
- case ButtonPress:
- case ButtonRelease:
- x = event->xbutton.x_root;
- y = event->xbutton.y_root;
- break;
- case KeyPress:
- case KeyRelease:
- x = event->xkey.x_root;
- y = event->xkey.y_root;
- break;
- default:
- return;
- }
- }
- else
- return;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNwidth, &width); num_args++;
- XtSetArg(args[num_args], XtNheight, &height); num_args++;
- XtSetArg(args[num_args], XtNborderWidth, &b_width); num_args++;
- XtGetValues(w, args, num_args);
-
- width += b_width << 1;
- height += b_width << 1;
-
- x -= (Position)(width >> 1);
- if (x < 0)
- x = 0;
- if (x > (max_x = (Position)(XtScreen(w)->width - width)))
- x = max_x;
-
- y -= (Position)(height >> 1);
- if (y < 0)
- y = 0;
- if (y > (max_y = (Position)(XtScreen(w)->height - height)))
- y = max_y;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNx, x); num_args++;
- XtSetArg(args[num_args], XtNy, y); num_args++;
- XtSetValues(w, args, num_args);
-}
-
-/*
- * Function:
- * CreateDialog
- *
- * Parameters:
- * parent - parent of the dialog - the main text widget
- * ptr - initial_string for the dialog
- * name - name of the dialog
- * func - function to create the children of the dialog
- *
- * Returns:
- * Popup shell of the dialog
- *
- * Note:
- * The function argument is passed the following arguments:
- * form - from widget that is the dialog
- * ptr - initial string for the dialog's text widget
- * parent - parent of the dialog - the main text widget
- */
-static Widget
-CreateDialog(Widget parent, String ptr, String name, AddFunc func)
-{
- Widget popup, form;
- Arg args[5];
- Cardinal num_args;
-
- num_args = 0;
- XtSetArg(args[num_args], XtNiconName, name); num_args++;
- XtSetArg(args[num_args], XtNgeometry, NULL); num_args++;
- XtSetArg(args[num_args], XtNallowShellResize, True); num_args++;
- XtSetArg(args[num_args], XtNtransientFor, GetShell(parent));num_args++;
- popup = XtCreatePopupShell(name, transientShellWidgetClass,
- parent, args, num_args);
-
- form = XtCreateManagedWidget(FORM_NAME, formWidgetClass, popup, NULL, 0);
- XtManageChild (form);
-
- (*func)(form, ptr, parent);
-
- return (popup);
-}
-
-/*
- * Function
- * GetShell
- * nearest shell widget.
- *
- * Parameters:
- * w - widget whose parent shell should be returned
- *
- * Returns:
- * The shell widget among the ancestors of w that is the
- * fewest levels up in the widget hierarchy.
- *
- * Description:
- * Walks up the widget hierarchy to find the topmost shell widget.
- */
-static Widget
-GetShell(Widget w)
-{
- while (w != NULL && !XtIsShell(w))
- w = XtParent(w);
-
- return (w);
-}
-
-static Bool
-InParams(String str, String *p, unsigned int n)
-{
- unsigned int i;
-
- for (i = 0; i < n; p++, i++)
- if (!XmuCompareISOLatin1(*p, str))
- return (True);
- return (False);
-}
-
-static char *WM_DELETE_WINDOW = "WM_DELETE_WINDOW";
-
-static void
-WMProtocols(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- Atom wm_delete_window;
- Atom wm_protocols;
-
- wm_delete_window = XInternAtom(XtDisplay(w), WM_DELETE_WINDOW, True);
- wm_protocols = XInternAtom(XtDisplay(w), "WM_PROTOCOLS", True);
-
- /* Respond to a recognized WM protocol request if
- * event type is ClientMessage and no parameters are passed, or
- * event type is ClientMessage and event data is matched to parameters, or
- * event type isn't ClientMessage and parameters make a request
- */
-#define DO_DELETE_WINDOW InParams(WM_DELETE_WINDOW, params, *num_params)
-
- if ((event->type == ClientMessage
- && event->xclient.message_type == wm_protocols
- && event->xclient.data.l[0] == wm_delete_window
- && (*num_params == 0 || DO_DELETE_WINDOW))
- || (event->type != ClientMessage && DO_DELETE_WINDOW)) {
-#undef DO_DELETE_WINDOW
- Widget cancel;
- char descendant[DISMISS_NAME_LEN + 2];
-
- (void)XmuSnprintf(descendant, sizeof(descendant), "*%s", DISMISS_NAME);
- cancel = XtNameToWidget(w, descendant);
- if (cancel)
- XtCallCallbacks(cancel, XtNcallback, NULL);
- }
-}
-
-static void
-SetWMProtocolTranslations(Widget w)
-{
- static XtTranslations compiled_table;
- static XtAppContext *app_context_list;
- static Cardinal list_size;
-
- unsigned int i;
- XtAppContext app_context;
- Atom wm_delete_window;
-
- app_context = XtWidgetToApplicationContext(w);
-
- /* parse translation table once */
- if (!compiled_table)
- compiled_table =
- XtParseTranslationTable("<Message>WM_PROTOCOLS:XawWMProtocols()\n");
-
- /* add actions once per application context */
- for (i = 0; i < list_size && app_context_list[i] != app_context; i++)
- ;
- if (i == list_size) {
- XtActionsRec actions[1];
-
- actions[0].string = "XawWMProtocols";
- actions[0].proc = WMProtocols;
- list_size++;
- app_context_list = (XtAppContext *)XtRealloc
- ((char *)app_context_list, list_size * sizeof(XtAppContext));
- XtAppAddActions(app_context, actions, 1);
- app_context_list[i] = app_context;
- }
-
- /* establish communication between the window manager and each shell */
- XtAugmentTranslations(w, compiled_table);
- wm_delete_window = XInternAtom(XtDisplay(w), WM_DELETE_WINDOW, False);
- (void)XSetWMProtocols(XtDisplay(w), XtWindow(w), &wm_delete_window, 1);
-}
+/*
+
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/*
+ * This file is broken up into three sections one dealing with
+ * each of the three popups created here:
+ *
+ * FileInsert, Search, and Replace.
+ *
+ * There is also a section at the end for utility functions
+ * used by all more than one of these dialogs.
+ *
+ * The following functions are the only non-static ones defined
+ * in this module. They are located at the begining of the
+ * section that contains this dialog box that uses them.
+ *
+ * void _XawTextInsertFileAction(w, event, params, num_params);
+ * void _XawTextDoSearchAction(w, event, params, num_params);
+ * void _XawTextDoReplaceAction(w, event, params, num_params);
+ * void _XawTextInsertFile(w, event, params, num_params);
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <errno.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Shell.h>
+#include <X11/Xos.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/TextP.h>
+#include <X11/Xaw/AsciiText.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/Command.h>
+#include <X11/Xaw/Form.h>
+#include <X11/Xaw/Toggle.h>
+#include "XawI18n.h"
+
+static char* INSERT_FILE = "Enter Filename:";
+static char* SEARCH_LABEL_1 = "Use <Tab> to change fields.";
+static char* SEARCH_LABEL_2 = "Use ^q<Tab> for <Tab>.";
+static char* DISMISS_NAME = "cancel";
+#define DISMISS_NAME_LEN 6
+static char* FORM_NAME = "form";
+static char* LABEL_NAME = "label";
+static char* TEXT_NAME = "text";
+
+#define R_OFFSET 1
+
+typedef void (*AddFunc)(Widget, char*, Widget);
+
+/*
+ * Prototypes
+ */
+static void _SetField(Widget, Widget);
+static void AddSearchChildren(Widget, char*, Widget);
+static void AddInsertFileChildren(Widget, char*, Widget);
+static void CenterWidgetOnPoint(Widget, XEvent*);
+static Widget CreateDialog(Widget, String, String, AddFunc);
+static void DoInsert(Widget, XtPointer, XtPointer);
+static void DoReplaceAll(Widget, XtPointer, XtPointer);
+static void DoReplaceOne(Widget, XtPointer, XtPointer);
+static Bool DoSearch(struct SearchAndReplace*);
+static Widget GetShell(Widget);
+static String GetString(Widget);
+static String GetStringRaw(Widget);
+static void InitializeSearchWidget(struct SearchAndReplace*,
+ XawTextScanDirection, Bool);
+static Bool InParams(String, String*, unsigned int);
+static Bool InsertFileNamed(Widget, char*);
+static void PopdownFileInsert(Widget, XtPointer, XtPointer);
+static void PopdownSearch(Widget, XtPointer, XtPointer);
+static Bool Replace(struct SearchAndReplace*, Bool, Bool);
+static void SearchButton(Widget, XtPointer, XtPointer);
+static void SetResource(Widget, char*, XtArgVal);
+static Bool SetResourceByName(Widget, char*, char*, XtArgVal);
+static void SetSearchLabels(struct SearchAndReplace*, String, String, Bool);
+static void SetWMProtocolTranslations(Widget);
+
+/*
+ * Actions
+ */
+static void WMProtocols(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * External Actions
+ */
+void _XawTextDoReplaceAction(Widget, XEvent*, String*, Cardinal*);
+void _XawTextDoSearchAction(Widget, XEvent*, String*, Cardinal*);
+void _XawTextInsertFile(Widget, XEvent*, String*, Cardinal*);
+void _XawTextInsertFileAction(Widget, XEvent*, String*, Cardinal*);
+void _XawTextPopdownSearchAction(Widget, XEvent*, String*, Cardinal*);
+void _XawTextSearch(Widget, XEvent*, String*, Cardinal*);
+void _XawTextSetField(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * From Text.c
+ */
+char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
+void _XawTextShowPosition(TextWidget);
+
+/*
+ * Initialization
+ */
+static char radio_trans_string[] =
+"<Btn1Down>,<Btn1Up>:" "set() notify()\n"
+;
+
+static char search_text_trans[] =
+"~s<Key>Return:" "DoSearchAction(Popdown)\n"
+"s<Key>Return:" "DoSearchAction() SetField(Replace)\n"
+"c<Key>c:" "PopdownSearchAction()\n"
+"<Btn1Down>:" "select-start() SetField(Search)\n"
+"<Key>Tab:" "DoSearchAction() SetField(Replace)\n"
+;
+
+static char rep_text_trans[] =
+"~s<Key>Return:" "DoReplaceAction(Popdown)\n"
+"s<Key>Return:" "SetField(Search)\n"
+"c<Key>c:" "PopdownSearchAction()\n"
+"<Btn1Down>:" "select-start() DoSearchAction() SetField(Replace)\n"
+"<Key>Tab:" "SetField(Search)\n"
+;
+
+/*
+ * Implementation
+ */
+/*
+ * This section of the file contains all the functions that
+ * the file insert dialog box uses
+ */
+
+/*
+ * Function:
+ * _XawTextInsertFileAction
+ *
+ * Description:
+ * Action routine that can be bound to dialog box's Text Widget
+ * that will insert a file into the main Text Widget.
+ */
+/*ARGSUSED*/
+void
+_XawTextInsertFileAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ DoInsert(w, (XtPointer)XtParent(XtParent(XtParent(w))), NULL);
+}
+
+/*
+ * Function:
+ * _XawTextInsertFile
+ *
+ * Parameters:
+ * w - text widget
+ * event - X Event (used to get x and y location)
+ * params - parameter list
+ * num_params - ""
+ *
+ * Description:
+ * Action routine that can be bound to the text widget
+ * it will popup the insert file dialog box.
+ *
+ * Note:
+ * The parameter list may contain one entry
+ *
+ * Entry:
+ * This entry is optional and contains the value of the default
+ * file to insert
+ */
+void
+_XawTextInsertFile(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ char *ptr;
+ XawTextEditType edit_mode;
+ Arg args[1];
+
+ XtSetArg(args[0], XtNeditType, &edit_mode);
+ XtGetValues(ctx->text.source, args, 1);
+
+ if (edit_mode != XawtextEdit) {
+ XBell(XtDisplay(w), 0);
+ return;
+ }
+
+ if (*num_params == 0)
+ ptr = "";
+ else
+ ptr = params[0];
+
+ if (!ctx->text.file_insert) {
+ ctx->text.file_insert = CreateDialog(w, ptr, "insertFile",
+ AddInsertFileChildren);
+ XtRealizeWidget(ctx->text.file_insert);
+ SetWMProtocolTranslations(ctx->text.file_insert);
+ }
+
+ CenterWidgetOnPoint(ctx->text.file_insert, event);
+ XtPopup(ctx->text.file_insert, XtGrabNone);
+}
+
+/*
+ * Function:
+ * PopdownFileInsert
+ *
+ * Parameters:
+ * w - widget that caused this action
+ * closure - pointer to the main text widget that popped up this dialog
+ * call_data - (not used)
+ *
+ * Description:
+ * Pops down the file insert button
+ */
+/*ARGSUSED*/
+static void
+PopdownFileInsert(Widget w, XtPointer closure, XtPointer call_data)
+{
+ TextWidget ctx = (TextWidget)closure;
+
+ XtPopdown(ctx->text.file_insert);
+ (void)SetResourceByName(ctx->text.file_insert, LABEL_NAME,
+ XtNlabel, (XtArgVal)INSERT_FILE);
+}
+
+/*
+ * Function:
+ * DoInsert
+ *
+ * Parameters:
+ * w - widget that activated this callback
+ * closure - pointer to the text widget to insert the file into
+ *
+ * Description:
+ * Actually insert the file named in the text widget of the file dialog
+ */
+/*ARGSUSED*/
+static void
+DoInsert(Widget w, XtPointer closure, XtPointer call_data)
+{
+ TextWidget ctx = (TextWidget)closure;
+ char buf[BUFSIZ], msg[BUFSIZ];
+ Widget temp_widget;
+
+ (void)XmuSnprintf(buf, sizeof(buf), "%s.%s", FORM_NAME, TEXT_NAME);
+ if ((temp_widget = XtNameToWidget(ctx->text.file_insert, buf)) == NULL) {
+ (void)strcpy(msg,
+ "Error: Could not get text widget from file insert popup");
+ }
+ else if (InsertFileNamed((Widget)ctx, GetString(temp_widget))) {
+ PopdownFileInsert(w, closure, call_data);
+ return;
+ }
+ else
+ (void)XmuSnprintf(msg, sizeof(msg), "Error: %s", strerror(errno));
+
+ (void)SetResourceByName(ctx->text.file_insert,
+ LABEL_NAME, XtNlabel, (XtArgVal)msg);
+ XBell(XtDisplay(w), 0);
+}
+
+/*
+ * Function:
+ * InsertFileNamed
+ *
+ * Parameters:
+ * tw - text widget to insert this file into
+ * str - name of the file to insert
+ *
+ * Description:
+ * Inserts a file into the text widget.
+ *
+ * Returns:
+ * True if the insert was sucessful, False otherwise.
+ */
+static Bool
+InsertFileNamed(Widget tw, char *str)
+{
+ FILE *file;
+ XawTextBlock text;
+ XawTextPosition pos;
+
+ if (str == NULL || strlen(str) == 0 || (file = fopen(str, "r")) == NULL)
+ return (False);
+
+ pos = XawTextGetInsertionPoint(tw);
+
+ fseek(file, 0L, 2);
+
+ text.firstPos = 0;
+ text.length = ftell(file);
+ text.ptr = XtMalloc(text.length + 1);
+ text.format = XawFmt8Bit;
+
+ fseek(file, 0L, 0);
+ if (fread(text.ptr, 1, text.length, file) != text.length)
+ XtErrorMsg("readError", "insertFileNamed", "XawError",
+ "fread returned error", NULL, NULL);
+
+ if (XawTextReplace(tw, pos, pos, &text) != XawEditDone) {
+ XtFree(text.ptr);
+ fclose(file);
+ return (False);
+ }
+ pos += text.length;
+ XtFree(text.ptr);
+ fclose(file);
+ XawTextSetInsertionPoint(tw, pos);
+ _XawTextShowPosition((TextWidget)tw);
+
+ return (True);
+}
+
+/*
+ * Function:
+ * AddInsertFileChildren
+ *
+ * Parameters:
+ * form - form widget for the insert dialog widget
+ * ptr - pointer to the initial string for the Text Widget
+ * tw - main text widget
+ *
+ * Description:
+ * Adds all children to the InsertFile dialog widget.
+ */
+static void
+AddInsertFileChildren(Widget form, char *ptr, Widget tw)
+{
+ Arg args[10];
+ Cardinal num_args;
+ Widget label, text, cancel, insert;
+ XtTranslations trans;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, INSERT_FILE); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNresizable, True); num_args++;
+ XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
+ label = XtCreateManagedWidget(LABEL_NAME, labelWidgetClass, form,
+ args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNfromVert, label); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainRight); num_args++;
+ XtSetArg(args[num_args], XtNeditType, XawtextEdit); num_args++;
+ XtSetArg(args[num_args], XtNresizable, True); num_args++;
+ XtSetArg(args[num_args], XtNstring, ptr); num_args++;
+ text = XtCreateManagedWidget(TEXT_NAME, asciiTextWidgetClass, form,
+ args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Insert File"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, text); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ insert = XtCreateManagedWidget("insert", commandWidgetClass, form,
+ args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Cancel"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, text); num_args++;
+ XtSetArg(args[num_args], XtNfromHoriz, insert); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ cancel = XtCreateManagedWidget(DISMISS_NAME, commandWidgetClass, form,
+ args, num_args);
+
+ XtAddCallback(cancel, XtNcallback, PopdownFileInsert, (XtPointer)tw);
+ XtAddCallback(insert, XtNcallback, DoInsert, (XtPointer)tw);
+
+ XtSetKeyboardFocus(form, text);
+
+ /*
+ * Bind <CR> to insert file
+ */
+ trans = XtParseTranslationTable("<Key>Return:InsertFileAction()");
+ XtOverrideTranslations(text, trans);
+}
+
+/*
+ * This section of the file contains all the functions that
+ * the search dialog box uses
+ */
+/*
+ * Function:
+ * _XawTextDoSearchAction
+ *
+ * Description:
+ * Action routine that can be bound to dialog box's Text Widget that
+ * will search for a string in the main Text Widget.
+ *
+ * Note:
+ * If the search was sucessful and the argument popdown is passed to
+ * this action routine then the widget will automatically popdown the
+ * search widget
+ */
+/*ARGSUSED*/
+void
+_XawTextDoSearchAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ TextWidget tw = (TextWidget)XtParent(XtParent(XtParent(w)));
+ Bool popdown = False;
+
+ if (*num_params == 1 && (params[0][0] == 'p' || params[0][0] == 'P'))
+ popdown = True;
+
+ if (DoSearch(tw->text.search) && popdown)
+ PopdownSearch(w, (XtPointer)tw->text.search, NULL);
+}
+
+/*
+ * Function:
+ * _XawTextPopdownSearchAction
+ *
+ * Description:
+ * Action routine that can be bound to dialog box's Text Widget that
+ * will popdown the search widget.
+ */
+/*ARGSUSED*/
+void
+_XawTextPopdownSearchAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ TextWidget tw = (TextWidget)XtParent(XtParent(XtParent(w)));
+
+ PopdownSearch(w, (XtPointer)tw->text.search, NULL);
+}
+
+/*
+ * Function:
+ * PopdownSearch
+ *
+ * Parameters:
+ * w - (not used)
+ * closure - pointer to the search structure
+ * call_data - (not used)
+ *
+ * Description:
+ * Pops down the search widget and resets it
+ */
+/*ARGSUSED*/
+static void
+PopdownSearch(Widget w, XtPointer closure, XtPointer call_data)
+{
+ struct SearchAndReplace *search = (struct SearchAndReplace *)closure;
+
+ XtPopdown(search->search_popup);
+ SetSearchLabels(search, SEARCH_LABEL_1, SEARCH_LABEL_2, False);
+}
+
+/*
+ * Function:
+ * SearchButton
+ *
+ * Arguments:
+ * w - (not used)
+ * closure - pointer to the search info
+ * call_data - (not used)
+ *
+ * Description:
+ * Performs a search when the button is clicked.
+ */
+/*ARGSUSED*/
+static void
+SearchButton(Widget w, XtPointer closure, XtPointer call_data)
+{
+ (void)DoSearch((struct SearchAndReplace *)closure);
+}
+
+/*
+ * Function:
+ * _XawTextSearch
+ *
+ * Parameters:
+ * w - text widget
+ * event - X Event (used to get x and y location)
+ * params - parameter list
+ * num_params - ""
+ *
+ * Description:
+ * Action routine that can be bound to the text widget
+ * it will popup the search dialog box.
+ *
+ * Note:
+ * The parameter list contains one or two entries that may be
+ * the following.
+ *
+ * First Entry:
+ * The first entry is the direction to search by default.
+ * This arguement must be specified and may have a value of
+ * "left" or "right".
+ *
+ * Second Entry:
+ * This entry is optional and contains the value of the default
+ * string to search for.
+ */
+
+#define SEARCH_HEADER "Text Widget - Search():"
+void
+_XawTextSearch(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)w;
+ XawTextScanDirection dir;
+ char *ptr, buf[BUFSIZ];
+ XawTextEditType edit_mode;
+ Arg args[1];
+ wchar_t wcs[1];
+
+ if (*num_params < 1 || *num_params > 2) {
+ (void)XmuSnprintf(buf, sizeof(buf), "%s %s\n%s", SEARCH_HEADER,
+ "This action must have only",
+ "one or two parameters");
+ XtAppWarning(XtWidgetToApplicationContext(w), buf);
+ return;
+ }
+
+ if (*num_params == 2)
+ ptr = params[1];
+ else if (XawTextFormat(ctx, XawFmtWide)) {
+ /* This just does the equivalent of
+ ptr = ""L, a waste because params[1] isnt W aligned */
+ ptr = (char *)wcs;
+ wcs[0] = 0;
+ }
+ else
+ ptr = "";
+
+ switch(params[0][0]) {
+ case 'b': /* Left */
+ case 'B':
+ dir = XawsdLeft;
+ break;
+ case 'f': /* Right */
+ case 'F':
+ dir = XawsdRight;
+ break;
+ default:
+ (void)XmuSnprintf(buf, sizeof(buf), "%s %s\n%s", SEARCH_HEADER,
+ "The first parameter must be",
+ "Either 'backward' or 'forward'");
+ XtAppWarning(XtWidgetToApplicationContext(w), buf);
+ return;
+ }
+
+ if (ctx->text.search== NULL) {
+ ctx->text.search = XtNew(struct SearchAndReplace);
+ ctx->text.search->search_popup = CreateDialog(w, ptr, "search",
+ AddSearchChildren);
+ XtRealizeWidget(ctx->text.search->search_popup);
+ SetWMProtocolTranslations(ctx->text.search->search_popup);
+ }
+ else if (*num_params > 1)
+ XtVaSetValues(ctx->text.search->search_text, XtNstring, ptr, NULL);
+
+ XtSetArg(args[0], XtNeditType,&edit_mode);
+ XtGetValues(ctx->text.source, args, 1);
+
+ InitializeSearchWidget(ctx->text.search, dir, (edit_mode == XawtextEdit));
+
+ CenterWidgetOnPoint(ctx->text.search->search_popup, event);
+ XtPopup(ctx->text.search->search_popup, XtGrabNone);
+}
+
+/*
+ * Function:
+ * InitializeSearchWidget
+ *
+ * Parameters:
+ * search - search widget structure
+ * dir - direction to search
+ * replace_active - state of the sensitivity for the replace button
+ *
+ * Description:
+ * This function initializes the search widget and
+ * is called each time the search widget is poped up.
+ */
+static void
+InitializeSearchWidget(struct SearchAndReplace *search,
+ XawTextScanDirection dir, Bool replace_active)
+{
+ SetResource(search->rep_one, XtNsensitive, (XtArgVal)replace_active);
+ SetResource(search->rep_all, XtNsensitive, (XtArgVal)replace_active);
+ SetResource(search->rep_label, XtNsensitive, (XtArgVal)replace_active);
+ SetResource(search->rep_text, XtNsensitive, (XtArgVal)replace_active);
+
+ switch (dir) {
+ case XawsdLeft:
+ SetResource(search->left_toggle, XtNstate, (XtArgVal)True);
+ break;
+ case XawsdRight:
+ SetResource(search->right_toggle, XtNstate, (XtArgVal)True);
+ break;
+ }
+}
+
+/*
+ * Function:
+ * AddSearchChildren
+ *
+ * Parameters:
+ * form - form widget for the search widget
+ * ptr - pointer to the initial string for the Text Widget
+ * tw - main text widget
+ *
+ * Description:
+ * Adds all children to the Search Dialog Widget.
+ */
+static void
+AddSearchChildren(Widget form, char *ptr, Widget tw)
+{
+ Arg args[10];
+ Cardinal num_args;
+ Widget cancel, search_button, s_label, s_text, r_text;
+ XtTranslations trans;
+ struct SearchAndReplace *search = ((TextWidget)tw)->text.search;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNresizable, True); num_args++;
+ XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
+ search->label1 = XtCreateManagedWidget("label1", labelWidgetClass, form,
+ args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNfromVert, search->label1); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNresizable, True); num_args++;
+ XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
+ search->label2 = XtCreateManagedWidget("label2", labelWidgetClass, form,
+ args, num_args);
+
+ /*
+ * We need to add R_OFFSET to the radio_data, because the value zero (0)
+ * has special meaning
+ */
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Backward"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, search->label2); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNradioData, (XPointer)XawsdLeft + R_OFFSET);
+ num_args++;
+ search->left_toggle = XtCreateManagedWidget("backwards", toggleWidgetClass,
+ form, args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Forward"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, search->label2); num_args++;
+ XtSetArg(args[num_args], XtNfromHoriz, search->left_toggle); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNradioGroup, search->left_toggle); num_args++;
+ XtSetArg(args[num_args], XtNradioData, (XPointer)XawsdRight + R_OFFSET);
+ num_args++;
+ search->right_toggle = XtCreateManagedWidget("forwards", toggleWidgetClass,
+ form, args, num_args);
+
+ {
+ XtTranslations radio_translations;
+
+ radio_translations = XtParseTranslationTable(radio_trans_string);
+ XtOverrideTranslations(search->left_toggle, radio_translations);
+ XtOverrideTranslations(search->right_toggle, radio_translations);
+ }
+
+#ifndef OLDXAW
+ if (XawTextFormat((TextWidget)tw, XawFmt8Bit)) {
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Case Sensitive"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, search->label2); num_args++;
+ XtSetArg(args[num_args], XtNfromHoriz, search->right_toggle); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNstate, True); num_args++;
+ search->case_sensitive = XtCreateManagedWidget("case", toggleWidgetClass,
+ form, args, num_args);
+ }
+ else
+ search->case_sensitive = NULL;
+#endif
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNfromVert, search->left_toggle); num_args++;
+ XtSetArg(args[num_args], XtNlabel, "Search for: "); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNborderWidth, 0 ); num_args++;
+ s_label = XtCreateManagedWidget("searchLabel", labelWidgetClass, form,
+ args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNfromVert, search->left_toggle); num_args++;
+ XtSetArg(args[num_args], XtNfromHoriz, s_label); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainRight); num_args++;
+ XtSetArg(args[num_args], XtNeditType, XawtextEdit); num_args++;
+ XtSetArg(args[num_args], XtNresizable, True); num_args++;
+ XtSetArg(args[num_args], XtNstring, ptr); num_args++;
+ s_text = XtCreateManagedWidget("searchText", asciiTextWidgetClass, form,
+ args, num_args);
+ search->search_text = s_text;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNfromVert, s_text); num_args++;
+ XtSetArg(args[num_args], XtNlabel, "Replace with:"); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNborderWidth, 0); num_args++;
+ search->rep_label = XtCreateManagedWidget("replaceLabel", labelWidgetClass,
+ form, args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNfromHoriz, s_label); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, s_text); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainRight); num_args++;
+ XtSetArg(args[num_args], XtNeditType, XawtextEdit); num_args++;
+ XtSetArg(args[num_args], XtNresizable, True); num_args++;
+ XtSetArg(args[num_args], XtNstring, ""); num_args++;
+ r_text = XtCreateManagedWidget("replaceText", asciiTextWidgetClass,
+ form, args, num_args);
+ search->rep_text = r_text;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Search"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ search_button = XtCreateManagedWidget("search", commandWidgetClass, form,
+ args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Replace"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
+ XtSetArg(args[num_args], XtNfromHoriz, search_button); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ search->rep_one = XtCreateManagedWidget("replaceOne", commandWidgetClass,
+ form, args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Replace All"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
+ XtSetArg(args[num_args], XtNfromHoriz, search->rep_one); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ search->rep_all = XtCreateManagedWidget("replaceAll", commandWidgetClass,
+ form, args, num_args);
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNlabel, "Cancel"); num_args++;
+ XtSetArg(args[num_args], XtNfromVert, r_text); num_args++;
+ XtSetArg(args[num_args], XtNfromHoriz, search->rep_all); num_args++;
+ XtSetArg(args[num_args], XtNleft, XtChainLeft); num_args++;
+ XtSetArg(args[num_args], XtNright, XtChainLeft); num_args++;
+ cancel = XtCreateManagedWidget(DISMISS_NAME, commandWidgetClass, form,
+ args, num_args);
+
+ XtAddCallback(search_button, XtNcallback, SearchButton, (XtPointer)search);
+ XtAddCallback(search->rep_one, XtNcallback, DoReplaceOne, (XtPointer)search);
+ XtAddCallback(search->rep_all, XtNcallback, DoReplaceAll, (XtPointer)search);
+ XtAddCallback(cancel, XtNcallback, PopdownSearch, (XtPointer)search);
+
+ /*
+ * Initialize the text entry fields
+ */
+ {
+ Pixel color;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNbackground, &color); num_args++;
+ XtGetValues(search->rep_text, args, num_args);
+ num_args = 0;
+ XtSetArg(args[num_args], XtNborderColor, color); num_args++;
+ XtSetValues(search->rep_text, args, num_args);
+ XtSetKeyboardFocus(form, search->search_text);
+ }
+
+ SetSearchLabels(search, SEARCH_LABEL_1, SEARCH_LABEL_2, False);
+
+ /*
+ * Bind Extra translations
+ */
+ trans = XtParseTranslationTable(search_text_trans);
+ XtOverrideTranslations(search->search_text, trans);
+
+ trans = XtParseTranslationTable(rep_text_trans);
+ XtOverrideTranslations(search->rep_text, trans);
+}
+
+/*
+ * Function:
+ * DoSearch
+ *
+ * Parameters:
+ * search - search structure
+ *
+ * Description:
+ * Performs a search
+ *
+ * Returns:
+ * True if sucessful
+ */
+/*ARGSUSED*/
+static Bool
+DoSearch(struct SearchAndReplace *search)
+{
+ char msg[37];
+ Widget tw = XtParent(search->search_popup);
+ XawTextPosition pos;
+ XawTextScanDirection dir;
+ XawTextBlock text;
+ TextWidget ctx = (TextWidget)tw;
+
+ text.firstPos = 0;
+ text.ptr = GetStringRaw(search->search_text);
+ if ((text.format = _XawTextFormat(ctx)) == XawFmtWide)
+ text.length = wcslen((wchar_t*)text.ptr);
+ else {
+ text.length = strlen(text.ptr);
+
+#ifndef OLDXAW
+ if (search->case_sensitive) {
+ /* text.firstPos isn't useful here, so I'll use it as an
+ * options flag.
+ */
+ Arg args[1];
+ Boolean case_sensitive;
+
+ XtSetArg(args[0], XtNstate, &case_sensitive);
+ XtGetValues(search->case_sensitive, args, 1);
+ text.firstPos = !case_sensitive;
+ }
+#endif /* OLDXAW */
+ }
+
+ dir = (XawTextScanDirection)(unsigned long)
+ ((XPointer)XawToggleGetCurrent(search->left_toggle) - R_OFFSET);
+
+ pos = XawTextSearch(tw, dir, &text);
+
+ /* The Raw string in find.ptr may be WC I can't use here, so I re - call
+ GetString to get a tame version */
+
+ if (pos == XawTextSearchError) {
+ char *ptr;
+ int len;
+
+ ptr = GetString(search->search_text);
+ len = strlen(ptr);
+ (void)XmuSnprintf(msg, sizeof(msg), "%s", ptr);
+
+ ptr = strchr(msg, '\n');
+ if (ptr != NULL || sizeof(msg) - 1 < len) {
+ if (ptr != NULL)
+ len = ptr - msg + 4;
+ else
+ len = strlen(msg);
+
+ if (len < 4)
+ strcpy(msg, "...");
+ else
+ strcpy(msg + len - 4, "...");
+ }
+ XawTextUnsetSelection(tw);
+ SetSearchLabels(search, "Could not find string", msg, True);
+
+ return (False);
+ }
+ XawTextDisableRedisplay(tw);
+ XawTextSetSelection(tw, pos, pos + text.length);
+ search->selection_changed = False; /* selection is good */
+
+ if (dir == XawsdRight)
+ XawTextSetInsertionPoint(tw, pos + text.length);
+ else
+ XawTextSetInsertionPoint(tw, pos);
+ _XawTextShowPosition(ctx);
+ XawTextEnableRedisplay(tw);
+
+ return (True);
+}
+
+/*
+ * This section of the file contains all the functions that
+ * the replace dialog box uses
+ */
+/*
+ * Function:
+ * _XawTextDoReplaceAction
+ *
+ * Description:
+ * Action routine that can be bound to dialog box's
+ * Text Widget that will replace a string in the main Text Widget.
+ */
+/*ARGSUSED*/
+void
+_XawTextDoReplaceAction(Widget w, XEvent *event,
+ String *params, Cardinal *num_params)
+{
+ TextWidget ctx = (TextWidget)XtParent(XtParent(XtParent(w)));
+ Bool popdown = False;
+
+ if (*num_params == 1 && (params[0][0] == 'p' || params[0][0] == 'P'))
+ popdown = True;
+
+ if (Replace( ctx->text.search, True, popdown) && popdown)
+ PopdownSearch(w, (XtPointer)ctx->text.search, NULL);
+}
+
+/*
+ * Function:
+ * DoReplaceOne
+ *
+ * Arguments:
+ * w - *** Not Used ***
+ * closure - a pointer to the search structure
+ * call_data - *** Not Used ***
+ *
+ * Description:
+ * Replaces the first instance of the string in the search
+ * dialog's text widget with the one in the replace dialog's text widget.
+ */
+/*ARGSUSED*/
+static void
+DoReplaceOne(Widget w, XtPointer closure, XtPointer call_data)
+{
+ Replace((struct SearchAndReplace *)closure, True, False);
+}
+
+/*
+ * Function:
+ * DoReplaceAll
+ *
+ * Parameters:
+ * w - (not used)
+ * closure - pointer to the search structure
+ * call_data - (not used)
+ *
+ * Description:
+ * Replaces every instance of the string in the search dialog's
+ * text widget with the one in the replace dialog's text widget.
+ */
+/*ARGSUSED*/
+static void
+DoReplaceAll(Widget w, XtPointer closure, XtPointer call_data)
+{
+ Replace((struct SearchAndReplace *)closure, False, False);
+}
+
+/*
+ * Function:
+ * Replace
+ *
+ * Parameters:
+ * tw - Text Widget to replce the string in
+ * once_only - if True then only replace the first one found,
+ * else replace all of them
+ * show_current - if true then leave the selection on the
+ * string that was just replaced, otherwise
+ * move it onto the next one
+ *
+ * Description:
+ * This is the function that does the real work of
+ * replacing strings in the main text widget.
+ */
+static Bool
+Replace(struct SearchAndReplace *search, Bool once_only, Bool show_current)
+{
+ XawTextPosition pos, new_pos, end_pos, ipos;
+ XawTextScanDirection dir;
+ XawTextBlock find, replace;
+ Widget tw = XtParent(search->search_popup);
+ int count = 0;
+ TextWidget ctx = (TextWidget)tw;
+ Bool redisplay;
+
+ find.ptr = GetStringRaw(search->search_text);
+ if ((find.format = _XawTextFormat(ctx)) == XawFmtWide)
+ find.length = (XawTextPosition)wcslen((wchar_t*)find.ptr);
+ else
+ find.length = (XawTextPosition)strlen(find.ptr);
+ find.firstPos = 0;
+
+ replace.ptr = GetStringRaw(search->rep_text);
+ replace.firstPos = 0;
+ if ((replace.format = _XawTextFormat(ctx)) == XawFmtWide)
+ replace.length = wcslen((wchar_t*)replace.ptr);
+ else
+ replace.length = strlen(replace.ptr);
+
+ dir = (XawTextScanDirection)(unsigned long)
+ ((XPointer)XawToggleGetCurrent(search->left_toggle) - R_OFFSET);
+
+ redisplay = !once_only || (once_only && !show_current);
+ ipos = XawTextGetInsertionPoint(tw);
+ if (redisplay)
+ XawTextDisableRedisplay(tw);
+ /*CONSTCOND*/
+ while (True) {
+ if (count != 0) {
+ new_pos = XawTextSearch(tw, dir, &find);
+
+ if (new_pos == XawTextSearchError) {
+ if (count == 0) {
+ char msg[37];
+ char *ptr;
+ int len;
+
+ ptr = GetString(search->search_text);
+ len = strlen(ptr);
+ (void)XmuSnprintf(msg, sizeof(msg), "%s", ptr);
+ ptr = strchr(msg, '\n');
+ if (ptr != NULL || sizeof(msg) - 1 < len) {
+ if (ptr != NULL)
+ len = ptr - msg + 4;
+ else
+ len = strlen(msg);
+
+ if (len < 4)
+ strcpy(msg, "...");
+ else
+ strcpy(msg + len - 4, "...");
+ }
+ SetSearchLabels(search, "Could not find string", msg, True);
+
+ if (redisplay) {
+ XawTextSetInsertionPoint(tw, ipos);
+ _XawTextShowPosition(ctx);
+ XawTextEnableRedisplay(tw);
+ }
+
+ return (False);
+ }
+ else
+ break;
+ }
+ pos = new_pos;
+ end_pos = pos + find.length;
+ }
+ else {
+ XawTextGetSelectionPos(tw, &pos, &end_pos);
+
+ if (search->selection_changed) {
+ SetSearchLabels(search, "Selection modified, aborting.",
+ "", True);
+ if (redisplay) {
+ XawTextSetInsertionPoint(tw, ipos);
+ XawTextEnableRedisplay(tw);
+ }
+
+ return (False);
+ }
+ if (pos == end_pos) {
+ if (redisplay) {
+ XawTextSetInsertionPoint(tw, ipos);
+ XawTextEnableRedisplay(tw);
+ }
+
+ return (False);
+ }
+ }
+
+ if (XawTextReplace(tw, pos, end_pos, &replace) != XawEditDone) {
+ SetSearchLabels(search, "Error while replacing.", "", True);
+ if (redisplay) {
+ XawTextSetInsertionPoint(tw, ipos);
+ XawTextEnableRedisplay(tw);
+ }
+
+ return (False);
+ }
+
+ if (dir == XawsdRight)
+ ipos = pos + replace.length;
+ else
+ ipos = pos;
+
+ if (once_only) {
+ if (show_current)
+ break;
+ else {
+ DoSearch(search);
+ XawTextEnableRedisplay(tw);
+
+ return (True);
+ }
+ }
+ else
+ ctx->text.insertPos = ipos;
+ count++;
+ }
+
+ if (replace.length == 0)
+ XawTextUnsetSelection(tw);
+ else
+ XawTextSetSelection(tw, pos, pos + replace.length);
+
+ XawTextSetInsertionPoint(tw, ipos);
+ _XawTextShowPosition(ctx);
+ XawTextEnableRedisplay(tw);
+
+ return (True);
+}
+
+/*
+ * Function:
+ * SetSearchLabels
+ *
+ * Parameters:
+ * search - search structure
+ * msg1 - message to put in each search label
+ * msg2 - ""
+ * bell - if True then ring bell
+ *
+ * Description:
+ * Sets both the search labels, and also rings the bell.
+ */
+static void
+SetSearchLabels(struct SearchAndReplace *search, String msg1, String msg2,
+ Bool bell)
+{
+ (void)SetResource(search->label1, XtNlabel, (XtArgVal)msg1);
+ (void)SetResource(search->label2, XtNlabel, (XtArgVal)msg2);
+ if (bell)
+ XBell(XtDisplay(search->search_popup), 0);
+}
+
+/*
+ * This section of the file contains utility routines used by
+ * other functions in this file
+ */
+/*
+ * Function:
+ * _XawTextSetField
+ *
+ * Description:
+ * Action routine that can be bound to dialog box's
+ * Text Widget that will send input to the field specified.
+ */
+/*ARGSUSED*/
+void
+_XawTextSetField(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ struct SearchAndReplace *search;
+ Widget cnew, old;
+
+ search = ((TextWidget)XtParent(XtParent(XtParent(w))))->text.search;
+
+ if (*num_params != 1) {
+ SetSearchLabels(search, "Error: SetField Action must have",
+ "exactly one argument", True);
+ return;
+ }
+ switch (params[0][0]) {
+ case 's':
+ case 'S':
+ cnew = search->search_text;
+ old = search->rep_text;
+ break;
+ case 'r':
+ case 'R':
+ old = search->search_text;
+ cnew = search->rep_text;
+ break;
+ default:
+ SetSearchLabels(search,
+ "Error: SetField Action's first Argument must",
+ "be either 'Search' or 'Replace'", True);
+ return;
+ }
+ _SetField(cnew, old);
+}
+
+/*
+ * Function:
+ * _SetField
+ *
+ * Parameters:
+ * cnew - new and old text fields
+ * old - ""
+ *
+ * Description:
+ * Sets the current text field.
+ */
+static void
+_SetField(Widget cnew, Widget old)
+{
+ Arg args[2];
+ Pixel new_border, old_border, old_bg;
+
+ if (!XtIsSensitive(cnew)) {
+ XBell(XtDisplay(old), 0); /* Don't set field to an inactive Widget */
+ return;
+ }
+
+ XtSetKeyboardFocus(XtParent(cnew), cnew);
+
+ XtSetArg(args[0], XtNborderColor, &old_border);
+ XtSetArg(args[1], XtNbackground, &old_bg);
+ XtGetValues(cnew, args, 2);
+
+ XtSetArg(args[0], XtNborderColor, &new_border);
+ XtGetValues(old, args, 1);
+
+ if (old_border != old_bg) /* Colors are already correct, return */
+ return;
+
+ SetResource(old, XtNborderColor, (XtArgVal)old_border);
+ SetResource(cnew, XtNborderColor, (XtArgVal)new_border);
+}
+
+/*
+ * Function:
+ * SetResourceByName
+ *
+ * Parameters:
+ * shell - shell widget of the popup
+ * name - name of the child
+ * res_name - name of the resource
+ * value - value of the resource
+ *
+ * Description:
+ * Sets a resource in any of the dialog children given
+ * name of the child and the shell widget of the dialog.
+ *
+ * Returns:
+ * True if sucessful
+ */
+static Bool
+SetResourceByName(Widget shell, char *name, char *res_name, XtArgVal value)
+{
+ Widget temp_widget;
+ char buf[BUFSIZ];
+
+ (void)XmuSnprintf(buf, sizeof(buf), "%s.%s", FORM_NAME, name);
+
+ if ((temp_widget = XtNameToWidget(shell, buf)) != NULL) {
+ SetResource(temp_widget, res_name, value);
+ return (True);
+ }
+ return (False);
+}
+
+/*
+ * Function:
+ * SetResource
+ *
+ * Parameters:
+ * w - widget
+ * res_name - name of the resource
+ * value - value of the resource
+ *
+ * Description:
+ * Sets a resource in a widget
+ */
+static void
+SetResource(Widget w, char *res_name, XtArgVal value)
+{
+ Arg args[1];
+
+ XtSetArg(args[0], res_name, value);
+ XtSetValues( w, args, 1);
+}
+
+/*
+ * Function:
+ * GetString{Raw}
+ *
+ * Parameters:
+ * text - text widget whose string we will get
+ *
+ * Description:
+ * Gets the value for the string in the popup.
+ *
+ * Returns:
+ * GetString: the string as a MB
+ * GetStringRaw: the exact buffer contents suitable for a search
+ */
+static String
+GetString(Widget text)
+{
+ String string;
+ Arg args[1];
+
+ XtSetArg(args[0], XtNstring, &string);
+ XtGetValues(text, args, 1);
+
+ return (string);
+}
+
+static String
+GetStringRaw(Widget tw)
+{
+ TextWidget ctx = (TextWidget)tw;
+ XawTextPosition last;
+
+ last = XawTextSourceScan(ctx->text.source, 0, XawstAll, XawsdRight,
+ ctx->text.mult, True);
+ return (_XawTextGetText(ctx, 0, last));
+}
+
+/*
+ * Function:
+ * CenterWidgetOnPoint
+ *
+ * Parameters:
+ * w - shell widget
+ * event - event containing the location of the point
+ *
+ * Description:
+ * Centers a shell widget on a point relative to the root window.
+ *
+ * Note:
+ * The widget is not allowed to go off the screen
+ */
+static void
+CenterWidgetOnPoint(Widget w, XEvent *event)
+{
+ Arg args[3];
+ Cardinal num_args;
+ Dimension width, height, b_width;
+ Position x, y, max_x, max_y;
+
+ if (event != NULL) {
+ switch (event->type) {
+ case ButtonPress:
+ case ButtonRelease:
+ x = event->xbutton.x_root;
+ y = event->xbutton.y_root;
+ break;
+ case KeyPress:
+ case KeyRelease:
+ x = event->xkey.x_root;
+ y = event->xkey.y_root;
+ break;
+ default:
+ return;
+ }
+ }
+ else
+ return;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNwidth, &width); num_args++;
+ XtSetArg(args[num_args], XtNheight, &height); num_args++;
+ XtSetArg(args[num_args], XtNborderWidth, &b_width); num_args++;
+ XtGetValues(w, args, num_args);
+
+ width += b_width << 1;
+ height += b_width << 1;
+
+ x -= (Position)(width >> 1);
+ if (x < 0)
+ x = 0;
+ if (x > (max_x = (Position)(XtScreen(w)->width - width)))
+ x = max_x;
+
+ y -= (Position)(height >> 1);
+ if (y < 0)
+ y = 0;
+ if (y > (max_y = (Position)(XtScreen(w)->height - height)))
+ y = max_y;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNx, x); num_args++;
+ XtSetArg(args[num_args], XtNy, y); num_args++;
+ XtSetValues(w, args, num_args);
+}
+
+/*
+ * Function:
+ * CreateDialog
+ *
+ * Parameters:
+ * parent - parent of the dialog - the main text widget
+ * ptr - initial_string for the dialog
+ * name - name of the dialog
+ * func - function to create the children of the dialog
+ *
+ * Returns:
+ * Popup shell of the dialog
+ *
+ * Note:
+ * The function argument is passed the following arguments:
+ * form - from widget that is the dialog
+ * ptr - initial string for the dialog's text widget
+ * parent - parent of the dialog - the main text widget
+ */
+static Widget
+CreateDialog(Widget parent, String ptr, String name, AddFunc func)
+{
+ Widget popup, form;
+ Arg args[5];
+ Cardinal num_args;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNiconName, name); num_args++;
+ XtSetArg(args[num_args], XtNgeometry, NULL); num_args++;
+ XtSetArg(args[num_args], XtNallowShellResize, True); num_args++;
+ XtSetArg(args[num_args], XtNtransientFor, GetShell(parent));num_args++;
+ popup = XtCreatePopupShell(name, transientShellWidgetClass,
+ parent, args, num_args);
+
+ form = XtCreateManagedWidget(FORM_NAME, formWidgetClass, popup, NULL, 0);
+ XtManageChild (form);
+
+ (*func)(form, ptr, parent);
+
+ return (popup);
+}
+
+/*
+ * Function
+ * GetShell
+ * nearest shell widget.
+ *
+ * Parameters:
+ * w - widget whose parent shell should be returned
+ *
+ * Returns:
+ * The shell widget among the ancestors of w that is the
+ * fewest levels up in the widget hierarchy.
+ *
+ * Description:
+ * Walks up the widget hierarchy to find the topmost shell widget.
+ */
+static Widget
+GetShell(Widget w)
+{
+ while (w != NULL && !XtIsShell(w))
+ w = XtParent(w);
+
+ return (w);
+}
+
+static Bool
+InParams(String str, String *p, unsigned int n)
+{
+ unsigned int i;
+
+ for (i = 0; i < n; p++, i++)
+ if (!XmuCompareISOLatin1(*p, str))
+ return (True);
+ return (False);
+}
+
+static char *WM_DELETE_WINDOW = "WM_DELETE_WINDOW";
+
+static void
+WMProtocols(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ Atom wm_delete_window;
+ Atom wm_protocols;
+
+ wm_delete_window = XInternAtom(XtDisplay(w), WM_DELETE_WINDOW, True);
+ wm_protocols = XInternAtom(XtDisplay(w), "WM_PROTOCOLS", True);
+
+ /* Respond to a recognized WM protocol request if
+ * event type is ClientMessage and no parameters are passed, or
+ * event type is ClientMessage and event data is matched to parameters, or
+ * event type isn't ClientMessage and parameters make a request
+ */
+#define DO_DELETE_WINDOW InParams(WM_DELETE_WINDOW, params, *num_params)
+
+ if ((event->type == ClientMessage
+ && event->xclient.message_type == wm_protocols
+ && event->xclient.data.l[0] == wm_delete_window
+ && (*num_params == 0 || DO_DELETE_WINDOW))
+ || (event->type != ClientMessage && DO_DELETE_WINDOW)) {
+#undef DO_DELETE_WINDOW
+ Widget cancel;
+ char descendant[DISMISS_NAME_LEN + 2];
+
+ (void)XmuSnprintf(descendant, sizeof(descendant), "*%s", DISMISS_NAME);
+ cancel = XtNameToWidget(w, descendant);
+ if (cancel)
+ XtCallCallbacks(cancel, XtNcallback, NULL);
+ }
+}
+
+static void
+SetWMProtocolTranslations(Widget w)
+{
+ static XtTranslations compiled_table;
+ static XtAppContext *app_context_list;
+ static Cardinal list_size;
+
+ unsigned int i;
+ XtAppContext app_context;
+ Atom wm_delete_window;
+
+ app_context = XtWidgetToApplicationContext(w);
+
+ /* parse translation table once */
+ if (!compiled_table)
+ compiled_table =
+ XtParseTranslationTable("<Message>WM_PROTOCOLS:XawWMProtocols()\n");
+
+ /* add actions once per application context */
+ for (i = 0; i < list_size && app_context_list[i] != app_context; i++)
+ ;
+ if (i == list_size) {
+ XtActionsRec actions[1];
+
+ actions[0].string = "XawWMProtocols";
+ actions[0].proc = WMProtocols;
+ list_size++;
+ app_context_list = (XtAppContext *)XtRealloc
+ ((char *)app_context_list, list_size * sizeof(XtAppContext));
+ XtAppAddActions(app_context, actions, 1);
+ app_context_list[i] = app_context;
+ }
+
+ /* establish communication between the window manager and each shell */
+ XtAugmentTranslations(w, compiled_table);
+ wm_delete_window = XInternAtom(XtDisplay(w), WM_DELETE_WINDOW, False);
+ (void)XSetWMProtocols(XtDisplay(w), XtWindow(w), &wm_delete_window, 1);
+}
diff --git a/libXaw/src/TextSink.c b/libXaw/src/TextSink.c
index 424e4cf3c..b47c7b80a 100644
--- a/libXaw/src/TextSink.c
+++ b/libXaw/src/TextSink.c
@@ -1,1827 +1,1827 @@
-/*
-
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-/*
- * Author: Chris Peterson, MIT X Consortium.
- *
- * Much code taken from X11R3 AsciiSink.
- */
-
-/*
- * TextSink.c - TextSink object. (For use with the text widget).
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xaw/TextP.h>
-#include <X11/Xaw/TextSinkP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Prototypes
- */
-static void XawTextSinkClassPartInitialize(WidgetClass);
-static void XawTextSinkInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawTextSinkDestroy(Widget);
-static Boolean XawTextSinkSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-static int MaxLines(Widget, unsigned int);
-static int MaxHeight(Widget, int);
-static void DisplayText(Widget, int, int, XawTextPosition, XawTextPosition,
- Bool);
-static void InsertCursor(Widget, int, int, XawTextInsertState);
-static void ClearToBackground(Widget, int, int, unsigned int, unsigned int);
-static void FindPosition(Widget, XawTextPosition, int, int, Bool,
- XawTextPosition*, int*, int*);
-static void FindDistance(Widget, XawTextPosition, int, XawTextPosition, int*,
- XawTextPosition*, int*);
-static void Resolve(Widget, XawTextPosition, int, int, XawTextPosition*);
-static void SetTabs(Widget, int, short*);
-static void GetCursorBounds(Widget, XRectangle*);
-
-#ifndef OLDXAW
-static Boolean CvtStringToPropertyList(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Boolean CvtPropertyListToString(Display*, XrmValue*, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static Bool BeginPaint(Widget);
-static Bool EndPaint(Widget);
-static void SetXlfdDefaults(Display*, XawTextProperty*);
-#endif
-
-/*
- * External
- */
-void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
-void _XawTextSinkDisplayText(Widget, int, int, XawTextPosition, XawTextPosition,
- Bool);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(TextSinkRec, text_sink.field)
-static XtResource resources[] = {
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(foreground),
- XtRString,
- XtDefaultForeground
- },
- {
- XtNbackground,
- XtCBackground,
- XtRPixel,
- sizeof(Pixel),
- offset(background),
- XtRString,
- XtDefaultBackground
- },
-#ifndef OLDXAW
- {
- XtNcursorColor,
- XtCColor,
- XtRPixel,
- sizeof(Pixel),
- offset(cursor_color),
- XtRString,
- XtDefaultForeground
- },
- {
- XawNtextProperties,
- XawCTextProperties,
- XawRTextProperties,
- sizeof(XawTextPropertyList*),
- offset(properties),
- XtRImmediate,
- NULL
- },
-#endif
-};
-#undef offset
-
-#ifndef OLDXAW
-static TextSinkExtRec extension_rec = {
- NULL, /* next_extension */
- NULLQUARK, /* record_type */
- 1, /* version */
- sizeof(TextSinkExtRec), /* record_size */
- BeginPaint,
- NULL,
- NULL,
- EndPaint
-};
-
-static XrmQuark Qdefault;
-#endif
-
-#define Superclass (&objectClassRec)
-TextSinkClassRec textSinkClassRec = {
- /* object */
- {
- (WidgetClass)Superclass, /* superclass */
- "TextSink", /* class_name */
- sizeof(TextSinkRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- XawTextSinkClassPartInitialize, /* class_part_initialize */
- False, /* class_inited */
- XawTextSinkInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* obj1 */
- NULL, /* obj2 */
- 0, /* obj3 */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* obj4 */
- False, /* obj5 */
- False, /* obj6 */
- False, /* obj7 */
- XawTextSinkDestroy, /* destroy */
- NULL, /* obj8 */
- NULL, /* obj9 */
- XawTextSinkSetValues, /* set_values */
- NULL, /* set_values_hook */
- NULL, /* obj10 */
- NULL, /* get_values_hook */
- NULL, /* obj11 */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* obj12 */
- NULL, /* obj13 */
- NULL, /* obj14 */
- NULL, /* extension */
- },
- /* text_sink */
- {
- DisplayText, /* DisplayText */
- InsertCursor, /* InsertCursor */
- ClearToBackground, /* ClearToBackground */
- FindPosition, /* FindPosition */
- FindDistance, /* FindDistance */
- Resolve, /* Resolve */
- MaxLines, /* MaxLines */
- MaxHeight, /* MaxHeight */
- SetTabs, /* SetTabs */
- GetCursorBounds, /* GetCursorBounds */
- },
-};
-
-WidgetClass textSinkObjectClass = (WidgetClass)&textSinkClassRec;
-
-/*
- * Implementation
- */
-static void
-XawTextSinkClassPartInitialize(WidgetClass wc)
-{
- TextSinkObjectClass t_src, superC;
-#ifndef OLDXAW
- static XtConvertArgRec CvtArgs[] = {
- {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.self),
- sizeof(Widget)},
- };
-#endif
-
- t_src = (TextSinkObjectClass) wc;
- superC = (TextSinkObjectClass) t_src->object_class.superclass;
-
-#ifndef OLDXAW
- extension_rec.record_type = XrmPermStringToQuark("TextSink");
- extension_rec.next_extension = (XtPointer)t_src->text_sink_class.extension;
- t_src->text_sink_class.extension = &extension_rec;
-
- Qdefault = XrmPermStringToQuark("default");
-#endif
-
- /*
- * We don't need to check for null super since we'll get to TextSink
- * eventually.
- */
- if (t_src->text_sink_class.DisplayText == XtInheritDisplayText)
- t_src->text_sink_class.DisplayText =
- superC->text_sink_class.DisplayText;
-
- if (t_src->text_sink_class.InsertCursor == XtInheritInsertCursor)
- t_src->text_sink_class.InsertCursor =
- superC->text_sink_class.InsertCursor;
-
- if (t_src->text_sink_class.ClearToBackground== XtInheritClearToBackground)
- t_src->text_sink_class.ClearToBackground =
- superC->text_sink_class.ClearToBackground;
-
- if (t_src->text_sink_class.FindPosition == XtInheritFindPosition)
- t_src->text_sink_class.FindPosition =
- superC->text_sink_class.FindPosition;
-
- if (t_src->text_sink_class.FindDistance == XtInheritFindDistance)
- t_src->text_sink_class.FindDistance =
- superC->text_sink_class.FindDistance;
-
- if (t_src->text_sink_class.Resolve == XtInheritResolve)
- t_src->text_sink_class.Resolve =
- superC->text_sink_class.Resolve;
-
- if (t_src->text_sink_class.MaxLines == XtInheritMaxLines)
- t_src->text_sink_class.MaxLines =
- superC->text_sink_class.MaxLines;
-
- if (t_src->text_sink_class.MaxHeight == XtInheritMaxHeight)
- t_src->text_sink_class.MaxHeight =
- superC->text_sink_class.MaxHeight;
-
- if (t_src->text_sink_class.SetTabs == XtInheritSetTabs)
- t_src->text_sink_class.SetTabs =
- superC->text_sink_class.SetTabs;
-
- if (t_src->text_sink_class.GetCursorBounds == XtInheritGetCursorBounds)
- t_src->text_sink_class.GetCursorBounds =
- superC->text_sink_class.GetCursorBounds;
-
-#ifndef OLDXAW
- XtSetTypeConverter(XtRString, XawRTextProperties, CvtStringToPropertyList,
- &CvtArgs[0], XtNumber(CvtArgs), XtCacheNone, NULL);
- XtSetTypeConverter(XawRTextProperties, XtRString, CvtPropertyListToString,
- NULL, 0, XtCacheNone, NULL);
-#endif
-}
-
-/*
- * Function:
- * XawTextSinkInitialize
- *
- * Parameters:
- * request - requested and new values for the object instance
- * cnew - ""
- *
- * Description:
- * Initializes the TextSink Object.
- */
-/*ARGSUSED*/
-static void
-XawTextSinkInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- TextSinkObject sink = (TextSinkObject)cnew;
-
- sink->text_sink.tab_count = 0; /* Initialize the tab stops. */
- sink->text_sink.tabs = NULL;
- sink->text_sink.char_tabs = NULL;
-#ifndef OLDXAW
- sink->text_sink.paint = NULL;
-#endif
-}
-
-/*
- * Function:
- * XawTextSinkDestroy
- *
- * Parameters:
- * w - TextSink Object
- *
- * Description:
- * This function cleans up when the object is destroyed.
- */
-static void
-XawTextSinkDestroy(Widget w)
-{
- TextSinkObject sink = (TextSinkObject) w;
-
- XtFree((char *)sink->text_sink.tabs);
- XtFree((char *)sink->text_sink.char_tabs);
-}
-
-/*
- * Function:
- * XawTextSinkSetValues
- *
- * Parameters:
- * current - current state of the object
- * request - what was requested
- * cnew - what the object will become
- *
- * Description:
- * Sets the values for the TextSink.
- *
- * Returns:
- * True if redisplay is needed
- */
-/*ARGSUSED*/
-static Boolean
-XawTextSinkSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- TextSinkObject w = (TextSinkObject)cnew;
- TextSinkObject old_w = (TextSinkObject)current;
-
- if (w->text_sink.foreground != old_w->text_sink.foreground)
- ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
-
- return (False);
-}
-
-/*
- * Function:
- * DisplayText
- *
- * Parameters:
- * w - TextSink Object
- * x - location to start drawing text
- * y - ""
- * pos1 - location of starting and ending points in the text buffer
- * pos2 - ""
- * highlight - hightlight this text?
- *
- * Description:
- * Stub function that in subclasses will display text.
- */
-/*ARGSUSED*/
-static void
-DisplayText(Widget w, int x, int y,
- XawTextPosition pos1, XawTextPosition pos2, Bool highlight)
-{
- return;
-}
-
-/*
- * Function:
- * InsertCursor
- *
- * Parameters:
- * w - TextSink Object
- * x - location for the cursor
- * y - ""
- * state - whether to turn the cursor on, or off
- *
- * Description:
- * Places the InsertCursor.
- */
-/*ARGSUSED*/
-static void
-InsertCursor(Widget w, int x, int y, XawTextInsertState state)
-{
- return;
-}
-
-/*
- * Function:
- * ClearToBackground
- *
- * Parameters:
- * w - TextSink Object
- * x - location of area to clear
- * y - ""
- * width - size of area to clear
- * height - ""
- *
- * Description:
- * Clears a region of the sink to the background color.
- */
-/*ARGSUSED*/
-static void
-ClearToBackground(Widget w, int x, int y,
- unsigned int width, unsigned int height)
-{
- /*
- * Don't clear in height or width are zero
- * XClearArea() has special semantic for these values
- */
- TextWidget xaw = (TextWidget)XtParent(w);
- Position x1, y1, x2, y2;
-
- x1 = XawMax(x, xaw->text.r_margin.left);
- y1 = XawMax(y, xaw->text.r_margin.top);
- x2 = XawMin(x + (int)width, (int)XtWidth(xaw) - xaw->text.r_margin.right);
- y2 = XawMin(y + (int)height, (int)XtHeight(xaw) - xaw->text.r_margin.bottom);
-
- x = x1;
- y = y1;
- width = XawMax(0, x2 - x1);
- height = XawMax(0, y2 - y1);
-
- if (height != 0 && width != 0)
- XClearArea(XtDisplayOfObject(w), XtWindowOfObject(w),
- x, y, width, height, False);
-}
-
-/*
- * Function:
- * FindPosition
- *
- * Parameters:
- * w - TextSink Object
- * fromPos - reference position
- * fromX - reference location
- * width - width of section to paint text
- * stopAtWordBreak - returned position is a word break?
- * resPos - position found (return)
- * resWidth - Width actually used (return)
- * resHeight - Height actually used (return)
- *
- * Description:
- * Finds a position in the text.
- */
-/*ARGSUSED*/
-static void
-FindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
- Bool stopAtWordBreak, XawTextPosition *resPos,
- int *resWidth, int *resHeight)
-{
- *resPos = fromPos;
- *resHeight = *resWidth = 0;
-}
-
-/*
- * Function:
- * FindDistance
- *
- * Parameters:
- * w - TextSink Object
- * fromPos - starting Position
- * fromX - x location of starting Position
- * toPos - end Position
- * resWidth - Distance between fromPos and toPos
- * resPos - Acutal toPos used
- * resHeight - Height required by this text
- *
- * Description:
- * Find the Pixel Distance between two text Positions.
- */
-/*ARGSUSED*/
-static void
-FindDistance(Widget w, XawTextPosition fromPos, int fromx,
- XawTextPosition toPos, int *resWidth,
- XawTextPosition *resPos, int *resHeight)
-{
- *resWidth = *resHeight = 0;
- *resPos = fromPos;
-}
-
-/*
- * Function:
- * Resolve
- *
- * Parameters:
- * w - TextSink Object
- * pos - reference Position
- * fromx - reference Location
- * width - width to move
- * resPos - resulting position
- *
- * Description:
- * Resloves a location to a position.
- */
-/*ARGSUSED*/
-static void
-Resolve(Widget w, XawTextPosition pos, int fromx, int width,
- XawTextPosition *resPos)
-{
- *resPos = pos;
-}
-
-/*
- * Function:
- * MaxLines
- *
- * Parameters:
- * w - TextSink Object
- * height - height to fit lines into
- *
- * Description:
- * Finds the Maximum number of lines that will fit in a given height.
- *
- * Returns:
- * Number of lines that will fit
- */
-/*ARGSUSED*/
-static int
-MaxLines(Widget w, unsigned int height)
-{
- /*
- * The fontset has gone down to descent Sink Widget, so
- * the functions such MaxLines, SetTabs... are bound to the descent.
- *
- * by Li Yuhong, Jan. 15, 1991
- */
- return (0);
-}
-
-/*
- * Function:
- * MaxHeight
- *
- * Parameters:
- * w - TextSink Object
- * lines - number of lines
- *
- * Description:
- * Finds the Minium height that will contain a given number lines.
- *
- * Returns:
- * the height
- */
-/*ARGSUSED*/
-static int
-MaxHeight(Widget w, int lines)
-{
- return (0);
-}
-
-/*
- * Function:
- * SetTabs
- *
- * Parameters:
- * w - TextSink Object
- * tab_count - the number of tabs in the list
- * tabs - text positions of the tabs
- * Description:
- * Sets the Tab stops.
- */
-/*ARGSUSED*/
-static void
-SetTabs(Widget w, int tab_count, short *tabs)
-{
- return;
-}
-
-/*
- * Function:
- * GetCursorBounds
- *
- * Parameters:
- * w - TextSinkObject.
- * rect - X rectangle containing the cursor bounds
- *
- * Description:
- * Finds the bounding box for the insert cursor (caret)
- */
-/*ARGSUSED*/
-static void
-GetCursorBounds(Widget w, XRectangle *rect)
-{
- rect->x = rect->y = rect->width = rect->height = 0;
-}
-
-/*
- * Public Functions
- */
-/*
- * Function:
- * XawTextSinkDisplayText
- *
- * Parameters:
- * w - TextSink Object
- * x - location to start drawing text
- * y - ""
- * pos1 - location of starting and ending points in the text buffer
- * pos2 - ""
- * highlight - hightlight this text?
- */
-/*ARGSUSED*/
-void
-XawTextSinkDisplayText(Widget w,
-#if NeedWidePrototypes
- int x, int y,
-#else
- Position x, Position y,
-#endif
- XawTextPosition pos1, XawTextPosition pos2,
-#if NeedWidePrototypes
- int highlight
-#else
- Boolean highlight
-#endif
-)
-{
- _XawTextSinkDisplayText(w, x, y, pos1, pos2, highlight);
-}
-
-void
-_XawTextSinkDisplayText(Widget w, int x, int y,
- XawTextPosition pos1, XawTextPosition pos2,
- Bool highlight)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.DisplayText)(w, x, y, pos1, pos2, highlight);
-}
-
-/*
- * Function:
- * XawTextSinkInsertCursor
- *
- * Parameters:
- * w - TextSink Object
- * x - location for the cursor
- * y - ""
- * state - whether to turn the cursor on, or off
- *
- * Description:
- * Places the InsertCursor.
- */
-/*ARGSUSED*/
-void
-#if NeedWidePrototypes
-XawTextSinkInsertCursor(Widget w, int x, int y, int state)
-#else
-XawTextSinkInsertCursor(Widget w, Position x, Position y, XawTextInsertState state)
-#endif
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.InsertCursor)(w, x, y, state);
-}
-
-/*
- * Function:
- * XawTextSinkClearToBackground
- *
- * Parameters:
- * w - TextSink Object
- * x - location of area to clear
- * y - ""
- * width - size of area to clear
- * height - ""
- *
- * Description:
- * Clears a region of the sink to the background color.
- */
-/*ARGSUSED*/
-void
-XawTextSinkClearToBackground(Widget w,
-#if NeedWidePrototypes
- int x, int y,
- unsigned int width, unsigned int height
-#else
- Position x, Position y,
- Dimension width, Dimension height
-#endif
-)
-{
- _XawTextSinkClearToBackground(w, x, y, width, height);
-}
-
-void
-_XawTextSinkClearToBackground(Widget w,
- int x, int y,
- unsigned int width, unsigned int height)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.ClearToBackground)(w, x, y, width, height);
-}
-
-/*
- * Function:
- * XawTextSinkFindPosition
- *
- * Parameters:
- * w - TextSink Object
- * fromPos - reference position
- * fromX - reference location
- * width - width of section to paint text
- * stopAtWordBreak - returned position is a word break?
- * resPos - position found (return)
- * resWidth - Width actually used (return)
- * resHeight - Height actually used (return)
- *
- * Description:
- * Finds a position in the text.
- */
-/*ARGSUSED*/
-void
-XawTextSinkFindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
-#if NeedWidePrototypes
- int stopAtWordBreak,
-#else
- Boolean stopAtWordBreak,
-#endif
- XawTextPosition *resPos, int *resWidth, int *resHeight)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.FindPosition)(w, fromPos, fromx, width,
- stopAtWordBreak,
- resPos, resWidth, resHeight);
-}
-
-/*
- * Function:
- * XawTextSinkFindDistance
- *
- * Parameters:
- * w - TextSink Object
- * fromPos - starting Position
- * fromX - x location of starting Position
- * toPos - end Position
- * resWidth - Distance between fromPos and toPos
- * resPos - Acutal toPos used
- * resHeight - Height required by this text
- *
- * Description:
- * Find the Pixel Distance between two text Positions.
- */
-/*ARGSUSED*/
-void
-XawTextSinkFindDistance(Widget w, XawTextPosition fromPos, int fromx,
- XawTextPosition toPos, int *resWidth,
- XawTextPosition *resPos, int *resHeight)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.FindDistance)(w, fromPos, fromx, toPos,
- resWidth, resPos, resHeight);
-}
-
-/*
- * Function:
- * XawTextSinkResolve
- *
- * Parameters:
- * w - TextSink Object
- * pos - reference Position
- * fromx - reference Location
- * width - width to move
- * resPos - resulting position
- *
- * Description:
- * Resloves a location to a position.
- */
-/*ARGSUSED*/
-void
-XawTextSinkResolve(Widget w, XawTextPosition pos, int fromx, int width,
- XawTextPosition *resPos)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass) w->core.widget_class;
-
- (*cclass->text_sink_class.Resolve)(w, pos, fromx, width, resPos);
-}
-
-/*
- * Function:
- * XawTextSinkMaxLines
- *
- * Parameters:
- * w - TextSink Object
- * height - height to fit lines into
- *
- * Description:
- * Finds the Maximum number of lines that will fit in a given height.
- *
- * Returns:
- * Number of lines that will fit
- */
-/*ARGSUSED*/
-int
-#if NeedWidePrototypes
-XawTextSinkMaxLines(Widget w, unsigned int height)
-#else
-XawTextSinkMaxLines(Widget w, Dimension height)
-#endif
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- return((*cclass->text_sink_class.MaxLines)(w, height));
-}
-
-/*
- * Function:
- * XawTextSinkMaxHeight
- *
- * Parameters:
- * w - TextSink Object
- * lines - number of lines
- *
- * Description:
- * Finds the Minium height that will contain a given number lines.
- *
- * Returns:
- * the height
- */
-/*ARGSUSED*/
-int
-XawTextSinkMaxHeight(Widget w, int lines)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- return((*cclass->text_sink_class.MaxHeight)(w, lines));
-}
-
-/*
- * Function:
- * XawTextSinkSetTabs
- *
- * Parameters:
- * w - TextSink Object
- * tab_count - the number of tabs in the list
- * tabs - text positions of the tabs
- * Description:
- * Sets the Tab stops.
- */
-void
-XawTextSinkSetTabs(Widget w, int tab_count, int *tabs)
-{
- if (tab_count > 0) {
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
- short *char_tabs = (short*)XtMalloc((unsigned)tab_count * sizeof(short));
- short *tab, len = 0;
- int i;
-
- for (i = tab_count, tab = char_tabs; i; i--) {
- if ((short)*tabs > len)
- *tab++ = (len = (short)*tabs++);
- else {
- tabs++;
- --tab_count;
- }
- }
-
- if (tab_count > 0)
- (*cclass->text_sink_class.SetTabs)(w, tab_count, char_tabs);
- XtFree((char *)char_tabs);
- }
-}
-
-/*
- * Function:
- * XawTextSinkGetCursorBounds
- *
- * Parameters:
- * w - TextSinkObject
- * rect - X rectance containing the cursor bounds
- *
- * Description:
- * Finds the bounding box for the insert cursor (caret).
- */
-/*ARGSUSED*/
-void
-XawTextSinkGetCursorBounds(Widget w, XRectangle *rect)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.GetCursorBounds)(w, rect);
-}
-
-#ifndef OLDXAW
-Bool
-XawTextSinkBeginPaint(Widget w)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- if (cclass->text_sink_class.extension->BeginPaint == NULL ||
- cclass->text_sink_class.extension->PreparePaint == NULL ||
- cclass->text_sink_class.extension->DoPaint == NULL ||
- cclass->text_sink_class.extension->EndPaint == NULL)
- return (False);
-
- return ((*cclass->text_sink_class.extension->BeginPaint)(w));
-}
-
-static Bool
-BeginPaint(Widget w)
-{
- TextSinkObject sink = (TextSinkObject)w;
-
- if (sink->text_sink.paint != NULL)
- return (False);
-
- sink->text_sink.paint = XtNew(XawTextPaintList);
- sink->text_sink.paint->clip = XmuCreateArea();
- sink->text_sink.paint->hightabs = NULL;
- sink->text_sink.paint->paint = NULL;
- sink->text_sink.paint->bearings = NULL;
-
- return (True);
-}
-
-void
-XawTextSinkPreparePaint(Widget w, int y, int line, XawTextPosition from,
- XawTextPosition to, Bool highlight)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.extension->PreparePaint)
- (w, y, line, from, to, highlight);
-}
-
-#if 0
-/*ARGSUSED*/
-static void
-PreparePaint(Widget w, int y, int line, XawTextPosition from, XawTextPosition to,
- Bool highlight)
-{
-}
-#endif
-
-void
-XawTextSinkDoPaint(Widget w)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- (*cclass->text_sink_class.extension->DoPaint)(w);
-}
-
-#if 0
-/*ARGSUSED*/
-static void
-DoPaint(Widget w)
-{
-}
-#endif
-
-Bool
-XawTextSinkEndPaint(Widget w)
-{
- TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
-
- return ((*cclass->text_sink_class.extension->EndPaint)(w));
-}
-
-static Bool
-EndPaint(Widget w)
-{
- TextSinkObject sink = (TextSinkObject)w;
- XawTextPaintStruct *paint, *next;
-
- if (sink->text_sink.paint == NULL)
- return (False);
-
- XmuDestroyArea(sink->text_sink.paint->clip);
- if (sink->text_sink.paint->hightabs)
- XmuDestroyArea(sink->text_sink.paint->hightabs);
- paint = sink->text_sink.paint->paint;
- while (paint) {
- next = paint->next;
- if (paint->text)
- XtFree((XtPointer)paint->text);
- if (paint->backtabs)
- XmuDestroyArea(paint->backtabs);
- XtFree((XtPointer)paint);
- paint = next;
- }
-
- paint = sink->text_sink.paint->bearings;
- while (paint) {
- next = paint->next;
- if (paint->text)
- XtFree((XtPointer)paint->text);
- XtFree((XtPointer)paint);
- paint = next;
- }
-
- XtFree((XtPointer)sink->text_sink.paint);
- sink->text_sink.paint = NULL;
- return (True);
-}
-
-static XawTextPropertyList **prop_lists;
-static Cardinal num_prop_lists;
-
-static int
-bcmp_qident(_Xconst void *left, _Xconst void *right)
-{
- return ((long)left - (*(XawTextProperty**)right)->identifier);
-}
-
-static int
-qcmp_qident(_Xconst void *left, _Xconst void *right)
-{
- return ((*(XawTextProperty**)left)->identifier -
- (*(XawTextProperty**)right)->identifier);
-}
-
-static void
-SetXlfdDefaults(Display *display, XawTextProperty *property)
-{
- Atom atom = XInternAtom(display, "FONT", True);
- unsigned long value;
- char *str;
-
- if (XGetFontProperty(property->font, atom, &value)) {
- char *xlfd = XGetAtomName(display, value);
-
- if (xlfd) {
- char *sep = xlfd + 1;
- char *name = sep;
-
- property->xlfd = XrmStringToQuark(xlfd);
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->foundry = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->family = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->weight = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->slant = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->setwidth = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->addstyle = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->pixel_size = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->point_size = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->res_x = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->res_y = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->spacing = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->avgwidth = XrmStringToQuark(name);
- name = sep;
-
- sep = strchr(sep, '-'); *sep++ = '\0';
- property->registry = XrmStringToQuark(name);
- name = sep;
-
- property->encoding = XrmStringToQuark(name);
-
- XFree(xlfd);
- }
- }
-
- atom = XInternAtom(display, "UNDERLINE_THICKNESS", True);
- if (XGetFontProperty(property->font, atom, &value) &&
- (str = XGetAtomName(display, value)) != NULL) {
- property->underline_thickness = atoi(str);
- XFree(str);
- }
- else {
- /* XLFD says:
- * CapStemWidth = average width of the stems of capitals
- * if (UNDERLINE_THICKNESS undefined) then
- * UNDERLINE_THICKNESS = CapStemWidth
- *
- * How do I know the value of CapStemWidth??
- */
- if (property->pixel_size != NULLQUARK) {
- property->underline_thickness =
- atoi(XrmQuarkToString(property->pixel_size)) / 10;
- property->underline_thickness =
- XawMax(1, property->underline_thickness);
- }
- else
- property->underline_thickness = 1;
- }
-
- atom = XInternAtom(display, "UNDERLINE_POSITION", True);
- if (XGetFontProperty(property->font, atom, &value) &&
- (str = XGetAtomName(display, value)) != NULL) {
- property->underline_position = atoi(str);
- XFree(str);
- }
- else
- /* XLFD says:
- * if (UNDERLINE_POSITION undefined) then
- * UNDERLINE_POSITION = ROUND((maximum_descent) / 2)
- */
- property->underline_position =
- property->font->max_bounds.descent >> 1;
-
- /* I am assuming xlfd does not consider that lines are
- * centered in the path */
- property->underline_position += property->underline_thickness >> 1;
-
-}
-
-static void
-DestroyTextPropertyList(XawTextPropertyList *list)
-{
- int i;
-
- for (i = 0; i < list->num_properties; i++) {
- if (list->properties[i]->font)
- XFreeFont(DisplayOfScreen(list->screen), list->properties[i]->font);
- XtFree((char*)list->properties[i]);
- }
- if (list->properties)
- XtFree((char*)list->properties);
- XtFree((char*)list);
-}
-
-static XawTextProperty *
-_XawTextSinkGetProperty(XawTextPropertyList *list, XrmQuark property)
-{
- if (property != NULLQUARK && list && list->properties) {
- XawTextProperty **ptr = (XawTextProperty**)
- bsearch((void*)(long)property,
- list->properties, list->num_properties,
- sizeof(XawTextProperty*), bcmp_qident);
-
- if (ptr)
- return (*ptr);
- }
-
- return (NULL);
-}
-
-XawTextProperty *
-XawTextSinkGetProperty(Widget w, XrmQuark property)
-{
- TextSinkObject sink = (TextSinkObject)w;
- XawTextPropertyList *list = sink->text_sink.properties;
-
- return (_XawTextSinkGetProperty(list, property));
-}
-
-XawTextProperty *
-XawTextSinkCopyProperty(Widget w, XrmQuark property)
-{
- XawTextProperty *cur, *ret;
-
- if ((cur = XawTextSinkGetProperty(w, property)) == NULL)
- cur = XawTextSinkGetProperty(w, Qdefault);
- ret = (XawTextProperty*)XtCalloc(1, sizeof(XawTextProperty));
- if (cur)
- memcpy(ret, cur, sizeof(XawTextProperty));
- ret->identifier = NULLQUARK;
- ret->mask &= ~XAW_TPROP_FONT;
-
- return (ret);
-}
-
-static XawTextProperty *
-_XawTextSinkAddProperty(XawTextPropertyList *list, XawTextProperty *property,
- Bool replace)
-{
- XawTextProperty *result;
- XColor color;
- char identifier[1024];
- char foreground[16];
- char background[16];
- char *foundry, *family, *weight, *slant, *setwidth, *addstyle, *pixel_size,
- *point_size, *res_x, *res_y, *spacing, *avgwidth, *registry, *encoding;
- char *xlfd;
- static char *asterisk = "*", *null = "";
- XrmQuark quark;
-
- if (list == NULL || property == NULL)
- return (NULL);
-
- if (property->mask & XAW_TPROP_FOREGROUND) {
- color.pixel = property->foreground;
- XQueryColor(DisplayOfScreen(list->screen), list->colormap, &color);
- XmuSnprintf(foreground, sizeof(foreground), "%04x%04x%04x",
- color.red, color.green, color.blue);
- }
- else
- strcpy(foreground, asterisk);
- if (property->mask & XAW_TPROP_BACKGROUND) {
- color.pixel = property->background;
- XQueryColor(DisplayOfScreen(list->screen), list->colormap, &color);
- XmuSnprintf(background, sizeof(background), "%04x%04x%04x",
- color.red, color.green, color.blue);
- }
- else
- strcpy(background, asterisk);
-
- if (property->xlfd_mask & XAW_TPROP_FOUNDRY)
- foundry = XrmQuarkToString(property->foundry);
- else
- foundry = asterisk;
-
- /* use default, or what was requested */
- if (property->family != NULLQUARK)
- family = XrmQuarkToString(property->family);
- else
- family = asterisk;
- if (property->weight != NULLQUARK)
- weight = XrmQuarkToString(property->weight);
- else
- weight = asterisk;
- if (property->slant != NULLQUARK) {
- slant = XrmQuarkToString(property->slant);
- if (toupper(*slant) != 'R')
- slant = asterisk; /* X defaults to italics, so, don't
- care in resolving between `I' and `O' */
- }
- else
- slant = asterisk;
-
- if (property->xlfd_mask & XAW_TPROP_SETWIDTH)
- setwidth = XrmQuarkToString(property->setwidth);
- else
- setwidth = asterisk;
- if (property->xlfd_mask & XAW_TPROP_ADDSTYLE)
- addstyle = XrmQuarkToString(property->addstyle);
- else
- addstyle = null;
-
- /* use default, or what was requested */
- if (!(property->mask & XAW_TPROP_POINTSIZE) &&
- property->pixel_size != NULLQUARK)
- pixel_size = XrmQuarkToString(property->pixel_size);
- else
- pixel_size = asterisk;
-
- if (property->xlfd_mask & XAW_TPROP_POINTSIZE)
- point_size = XrmQuarkToString(property->point_size);
- else
- point_size = asterisk;
- if (property->xlfd_mask & XAW_TPROP_RESX)
- res_x = XrmQuarkToString(property->res_x);
- else
- res_x = asterisk;
- if (property->xlfd_mask & XAW_TPROP_RESY)
- res_y = XrmQuarkToString(property->res_y);
- else
- res_y = asterisk;
- if (property->xlfd_mask & XAW_TPROP_SPACING)
- spacing = XrmQuarkToString(property->spacing);
- else
- spacing = asterisk;
- if (property->xlfd_mask & XAW_TPROP_AVGWIDTH)
- avgwidth = XrmQuarkToString(property->avgwidth);
- else
- avgwidth = asterisk;
-
- /* use default, or what that was requested */
- if (property->registry != NULLQUARK)
- registry = XrmQuarkToString(property->registry);
- else
- registry = asterisk;
- if (property->encoding != NULLQUARK)
- encoding = XrmQuarkToString(property->encoding);
- else
- encoding = asterisk;
-
- if (replace) {
- result = XtNew(XawTextProperty);
- memcpy(result, property, sizeof(XawTextProperty));
- }
- else
- result = property;
-
- /* XXX should do the best to load a suitable font here */
- if (!(result->mask & XAW_TPROP_FONT)) {
- XmuSnprintf(identifier, sizeof(identifier),
- "-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s",
- foundry, family, weight, slant, setwidth, addstyle, pixel_size,
- point_size, res_x, res_y, spacing, avgwidth, registry, encoding);
- if ((result->font = XLoadQueryFont(DisplayOfScreen(list->screen),
- identifier)) != NULL) {
- result->mask |= XAW_TPROP_FONT;
- SetXlfdDefaults(DisplayOfScreen(list->screen), result);
- }
- else
- result->mask &= ~XAW_TPROP_FONT;
- }
-
- if (result->font)
- xlfd = XrmQuarkToString(result->xlfd);
- else
- xlfd = null;
-
- XmuSnprintf(identifier, sizeof(identifier), "%08lx%08lx%s%s%d%d%d%d%s",
- property->mask, property->xlfd_mask,
- foreground, background,
- (result->mask & XAW_TPROP_UNDERLINE) != 0,
- (result->mask & XAW_TPROP_OVERSTRIKE) != 0,
- (result->mask & XAW_TPROP_SUBSCRIPT) != 0,
- (result->mask & XAW_TPROP_SUPERSCRIPT) != 0,
- xlfd);
-
- quark = XrmStringToQuark(identifier);
- if (result->identifier == NULLQUARK)
- result->identifier = quark;
- result->code = quark;
-
- if ((property = _XawTextSinkGetProperty(list, result->identifier)) != NULL) {
- if (result->font)
- XFreeFont(DisplayOfScreen(list->screen), result->font);
- if (replace)
- XtFree((XtPointer)result);
-
- return (property);
- }
-
- list->properties = (XawTextProperty**)
- XtRealloc((XtPointer)list->properties, sizeof(XawTextProperty*) *
- (list->num_properties + 1));
- list->properties[list->num_properties++] = result;
- qsort((void*)list->properties, list->num_properties,
- sizeof(XawTextProperty*), qcmp_qident);
-
- return (result);
-}
-
-XawTextProperty *
-XawTextSinkAddProperty(Widget w, XawTextProperty *property)
-{
- TextSinkObject sink = (TextSinkObject)w;
- XawTextPropertyList *list = sink->text_sink.properties;
-
- return (_XawTextSinkAddProperty(list, property, True));
-}
-
-XawTextProperty *
-XawTextSinkCombineProperty(Widget w,
- XawTextProperty *property, XawTextProperty *combine,
- Bool override)
-{
- if (property == NULL || combine == NULL)
- return (property);
-
- if ((override || !(property->mask & XAW_TPROP_FOREGROUND)) &&
- (combine->mask & XAW_TPROP_FOREGROUND)) {
- property->mask |= XAW_TPROP_FOREGROUND;
- property->foreground = combine->foreground;
- }
- if ((override || !(property->mask & XAW_TPROP_BACKGROUND)) &&
- (combine->mask & XAW_TPROP_BACKGROUND)) {
- property->mask |= XAW_TPROP_BACKGROUND;
- property->background = combine->background;
- }
- if ((override || !(property->mask & XAW_TPROP_FPIXMAP)) &&
- (combine->mask & XAW_TPROP_FPIXMAP)) {
- property->mask |= XAW_TPROP_FPIXMAP;
- property->foreground_pixmap = combine->foreground_pixmap;
- }
- if ((override || !(property->mask & XAW_TPROP_BPIXMAP)) &&
- (combine->mask & XAW_TPROP_BPIXMAP)) {
- property->mask |= XAW_TPROP_BPIXMAP;
- property->background_pixmap = combine->background_pixmap;
- }
- if (combine->mask & XAW_TPROP_UNDERLINE)
- property->mask |= XAW_TPROP_UNDERLINE;
- if (combine->mask & XAW_TPROP_OVERSTRIKE)
- property->mask |= XAW_TPROP_OVERSTRIKE;
- if ((override || !(property->mask & XAW_TPROP_SUPERSCRIPT)) &&
- (combine->mask & XAW_TPROP_SUBSCRIPT))
- property->mask |= XAW_TPROP_SUBSCRIPT;
- if ((property->mask & XAW_TPROP_SUBSCRIPT) &&
- (combine->mask & XAW_TPROP_SUPERSCRIPT))
- property->mask |= XAW_TPROP_SUPERSCRIPT;
- if ((override || !(property->xlfd_mask & XAW_TPROP_FOUNDRY)) &&
- (combine->xlfd_mask & XAW_TPROP_FOUNDRY)) {
- property->xlfd_mask |= XAW_TPROP_FOUNDRY;
- property->foundry = combine->foundry;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_FAMILY)) &&
- (combine->xlfd_mask & XAW_TPROP_FAMILY)) {
- property->xlfd_mask |= XAW_TPROP_FAMILY;
- property->family = combine->family;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_WEIGHT)) &&
- (combine->xlfd_mask & XAW_TPROP_WEIGHT)) {
- property->xlfd_mask |= XAW_TPROP_WEIGHT;
- property->weight = combine->weight;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_SLANT)) &&
- (combine->xlfd_mask & XAW_TPROP_SLANT)) {
- property->xlfd_mask |= XAW_TPROP_SLANT;
- property->slant = combine->slant;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_SETWIDTH)) &&
- (combine->xlfd_mask & XAW_TPROP_SETWIDTH)) {
- property->xlfd_mask |= XAW_TPROP_SETWIDTH;
- property->setwidth = combine->setwidth;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_ADDSTYLE)) &&
- (combine->xlfd_mask & XAW_TPROP_ADDSTYLE)) {
- property->xlfd_mask |= XAW_TPROP_ADDSTYLE;
- property->addstyle = combine->addstyle;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_PIXELSIZE)) &&
- (combine->xlfd_mask & XAW_TPROP_PIXELSIZE)) {
- property->xlfd_mask |= XAW_TPROP_PIXELSIZE;
- property->pixel_size = combine->pixel_size;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_POINTSIZE)) &&
- (combine->xlfd_mask & XAW_TPROP_POINTSIZE)) {
- property->xlfd_mask |= XAW_TPROP_POINTSIZE;
- property->point_size = combine->point_size;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_RESX)) &&
- (combine->xlfd_mask & XAW_TPROP_RESX)) {
- property->xlfd_mask |= XAW_TPROP_RESX;
- property->res_x = combine->res_x;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_RESY)) &&
- (combine->xlfd_mask & XAW_TPROP_RESY)) {
- property->xlfd_mask |= XAW_TPROP_RESY;
- property->res_y = combine->res_y;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_SPACING)) &&
- (combine->xlfd_mask & XAW_TPROP_SPACING)) {
- property->xlfd_mask |= XAW_TPROP_SPACING;
- property->spacing = combine->spacing;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_AVGWIDTH)) &&
- (combine->xlfd_mask & XAW_TPROP_AVGWIDTH)) {
- property->xlfd_mask |= XAW_TPROP_AVGWIDTH;
- property->avgwidth = combine->avgwidth;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_REGISTRY)) &&
- (combine->xlfd_mask & XAW_TPROP_REGISTRY)) {
- property->xlfd_mask |= XAW_TPROP_REGISTRY;
- property->registry = combine->registry;
- }
- if ((override || !(property->xlfd_mask & XAW_TPROP_ENCODING)) &&
- (combine->xlfd_mask & XAW_TPROP_ENCODING)) {
- property->xlfd_mask |= XAW_TPROP_ENCODING;
- property->encoding = combine->encoding;
- }
-
- return (property);
-}
-
-/*
- * The default property must be defined first, if the code is willing to
- * combine properties.
- */
-XawTextPropertyList *
-XawTextSinkConvertPropertyList(String name, String spec, Screen *screen,
- Colormap colormap, int depth)
-{
- XrmQuark qname = XrmStringToQuark(name);
- XawTextPropertyList **ptr = NULL;
- XawTextPropertyList *propl, *prev = NULL;
- XawTextProperty *def_prop = NULL;
- String str, tok, tmp;
- char buffer[BUFSIZ];
-
- if (prop_lists) ptr = (XawTextPropertyList**)
- bsearch((void*)(long)qname, prop_lists, num_prop_lists,
- sizeof(XawTextPropertyList*), bcmp_qident);
- if (ptr) {
- propl = *ptr;
- while (propl) {
- prev = propl;
- if (propl->screen == screen &&
- propl->colormap == colormap &&
- propl->depth == depth)
- return (propl);
- propl = propl->next;
- }
- }
-
- propl = XtNew(XawTextPropertyList);
- propl->identifier = qname;
- propl->screen = screen;
- propl->colormap = colormap;
- propl->depth = depth;
- propl->next = NULL;
-
- if (prev)
- prev->next = propl;
-
- propl->properties = NULL;
- propl->num_properties = 0;
-
- str = XtNewString(spec);
- for (tok = str; tok; tok = tmp) {
- XawTextProperty *prop;
- XawParams *params;
- XrmQuark ident;
- XawArgVal *argval;
- XColor color, exact;
-
- if (def_prop == NULL && propl->num_properties)
- def_prop = _XawTextSinkGetProperty(propl, Qdefault);
- tmp = strchr(tok, ',');
- if (tmp) {
- *tmp = '\0';
- if (*++tmp == '\0')
- tmp = NULL;
- }
- params = XawParseParamsString(tok);
- ident = XrmStringToQuark(params->name);
- if (ident == NULLQUARK) {
- XmuSnprintf(buffer, sizeof(buffer),
- "Bad text property name \"%s\".", params->name);
- XtAppWarning(XtDisplayToApplicationContext
- (DisplayOfScreen(screen)), buffer);
- DestroyTextPropertyList(propl);
- if (prev)
- prev->next = NULL;
- XawFreeParamsStruct(params);
- return (NULL);
- }
- else if (_XawTextSinkGetProperty(propl, ident) != NULL) {
- XawFreeParamsStruct(params);
- continue;
- }
-
- prop = (XawTextProperty*)XtCalloc(1, sizeof(XawTextProperty));
- prop->identifier = ident;
-
- if ((argval = XawFindArgVal(params, "font")) != NULL &&
- argval->value) {
-
- if ((prop->font = XLoadQueryFont(DisplayOfScreen(screen),
- argval->value)) == NULL) {
- XmuSnprintf(buffer, sizeof(buffer),
- "Cannot load font \"%s\".", argval->value);
- XtAppWarning(XtDisplayToApplicationContext
- (DisplayOfScreen(screen)), buffer);
- DestroyTextPropertyList(propl);
- if (prev)
- prev->next = NULL;
- XawFreeParamsStruct(params);
- return (NULL);
- }
- prop->mask |= XAW_TPROP_FONT;
- SetXlfdDefaults(DisplayOfScreen(screen), prop);
- }
- /* fontset processing here */
-
- if ((argval = XawFindArgVal(params, "foreground")) != NULL &&
- argval->value) {
- if (!XAllocNamedColor(DisplayOfScreen(screen), colormap,
- argval->value, &color, &exact)) {
- XmuSnprintf(buffer, sizeof(buffer),
- "Cannot allocate color \"%s\".", argval->value);
- XtAppWarning(XtDisplayToApplicationContext
- (DisplayOfScreen(screen)), buffer);
- DestroyTextPropertyList(propl);
- if (prev)
- prev->next = NULL;
- XawFreeParamsStruct(params);
- return (NULL);
- }
- prop->foreground = color.pixel;
- prop->mask |= XAW_TPROP_FOREGROUND;
- }
- if ((argval = XawFindArgVal(params, "background")) != NULL &&
- argval->value) {
- if (!XAllocNamedColor(DisplayOfScreen(screen), colormap,
- argval->value, &color, &exact)) {
- XmuSnprintf(buffer, sizeof(buffer),
- "Cannot allocate color \"%s\".", argval->value);
- XtAppWarning(XtDisplayToApplicationContext
- (DisplayOfScreen(screen)), buffer);
- DestroyTextPropertyList(propl);
- if (prev)
- prev->next = NULL;
- XawFreeParamsStruct(params);
- return (NULL);
- }
- prop->background = color.pixel;
- prop->mask |= XAW_TPROP_BACKGROUND;
- }
- /* foreground_pixmap and background_pixmap processing here */
-
- if (XawFindArgVal(params, "underline"))
- prop->mask |= XAW_TPROP_UNDERLINE;
- if (XawFindArgVal(params, "overstrike"))
- prop->mask |= XAW_TPROP_OVERSTRIKE;
-
- if (XawFindArgVal(params, "subscript"))
- prop->mask |= XAW_TPROP_SUBSCRIPT;
- else if (XawFindArgVal(params, "superscript"))
- prop->mask |= XAW_TPROP_SUPERSCRIPT;
-
- /* xlfd */
- if ((argval = XawFindArgVal(params, "foundry")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_FOUNDRY;
- prop->foundry = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "family")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_FAMILY;
- prop->family = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "weight")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_WEIGHT;
- prop->weight = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "slant")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_SLANT;
- prop->slant = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "setwidth")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_SETWIDTH;
- prop->setwidth = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "addstyle")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_ADDSTYLE;
- prop->addstyle = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "pixelsize")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_PIXELSIZE;
- prop->pixel_size = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "pointsize")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_POINTSIZE;
- prop->point_size = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "resx")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_RESX;
- prop->res_x = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "resy")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_RESY;
- prop->res_y = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "spacing")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_SPACING;
- prop->spacing = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "avgwidth")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_AVGWIDTH;
- prop->avgwidth = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "registry")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_REGISTRY;
- prop->registry = XrmStringToQuark(argval->value);
- }
- if ((argval = XawFindArgVal(params, "encoding")) != NULL &&
- argval->value) {
- prop->xlfd_mask |= XAW_TPROP_ENCODING;
- prop->encoding = XrmStringToQuark(argval->value);
- }
-
- if (def_prop)
- (void)XawTextSinkCombineProperty(NULL, prop, def_prop, False);
- (void)_XawTextSinkAddProperty(propl, prop, False);
-
- XawFreeParamsStruct(params);
- }
-
- prop_lists = (XawTextPropertyList**)
- XtRealloc((XtPointer)prop_lists, sizeof(XawTextPropertyList*) *
- (num_prop_lists + 1));
- prop_lists[num_prop_lists++] = propl;
- qsort((void*)prop_lists, num_prop_lists, sizeof(XawTextPropertyList*),
- qcmp_qident);
-
- XtFree(str);
-
- return (propl);
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtStringToPropertyList(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- XawTextPropertyList *propl = NULL;
- String name;
- Widget w;
-
- if (*num_args != 1) {
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- "wrongParameters", "cvtStringToTextProperties",
- "ToolkitError",
- "String to textProperties conversion needs widget argument",
- NULL, NULL);
- return (False);
- }
-
- w = *(Widget*)args[0].addr;
- while (w && !XtIsWidget(w))
- w = XtParent(w);
-
- name = (String)(fromVal[0].addr);
-
- if (w) {
- XawTextPropertyList **ptr = NULL;
- if (prop_lists) ptr = (XawTextPropertyList**)
- bsearch((void*)(long)XrmStringToQuark(name),
- prop_lists, num_prop_lists,
- sizeof(XawTextPropertyList*), bcmp_qident);
-
- if (ptr) {
- Screen *screen = w->core.screen;
- Colormap colormap = w->core.colormap;
- int depth = w->core.depth;
-
- propl = *ptr;
- while (propl) {
- if (propl->screen == screen &&
- propl->colormap == colormap &&
- propl->depth == depth)
- break;
- propl = propl->next;
- }
- }
- }
-
- if (!propl) {
- XtDisplayStringConversionWarning(dpy, (String)fromVal->addr,
- XawRTextProperties);
- toVal->addr = NULL;
- toVal->size = sizeof(XawTextPropertyList*);
- return (False);
- }
-
- if (toVal->addr != NULL) {
- if (toVal->size < sizeof(XawTextPropertyList*)) {
- toVal->size = sizeof(XawTextPropertyList*);
- return (False);
- }
- *(XawTextPropertyList**)(toVal->addr) = propl;
- }
- else {
- static XawTextPropertyList *static_val;
-
- static_val = propl;
- toVal->addr = (XPointer)&static_val;
- }
- toVal->size = sizeof(XawTextProperty*);
-
- return (True);
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtPropertyListToString(Display *dpy, XrmValue *args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *converter_data)
-{
- static char *buffer;
- Cardinal size;
- XawTextPropertyList *propl;
-
- propl = *(XawTextPropertyList**)fromVal[0].addr;
-
- buffer = XrmQuarkToString(propl->identifier);
- size = strlen(buffer) + 1;
-
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = buffer;
- toVal->size = size;
-
- return (True);
-}
-#endif
+/*
+
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/*
+ * Author: Chris Peterson, MIT X Consortium.
+ *
+ * Much code taken from X11R3 AsciiSink.
+ */
+
+/*
+ * TextSink.c - TextSink object. (For use with the text widget).
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/TextP.h>
+#include <X11/Xaw/TextSinkP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Prototypes
+ */
+static void XawTextSinkClassPartInitialize(WidgetClass);
+static void XawTextSinkInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawTextSinkDestroy(Widget);
+static Boolean XawTextSinkSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+static int MaxLines(Widget, unsigned int);
+static int MaxHeight(Widget, int);
+static void DisplayText(Widget, int, int, XawTextPosition, XawTextPosition,
+ Bool);
+static void InsertCursor(Widget, int, int, XawTextInsertState);
+static void ClearToBackground(Widget, int, int, unsigned int, unsigned int);
+static void FindPosition(Widget, XawTextPosition, int, int, Bool,
+ XawTextPosition*, int*, int*);
+static void FindDistance(Widget, XawTextPosition, int, XawTextPosition, int*,
+ XawTextPosition*, int*);
+static void Resolve(Widget, XawTextPosition, int, int, XawTextPosition*);
+static void SetTabs(Widget, int, short*);
+static void GetCursorBounds(Widget, XRectangle*);
+
+#ifndef OLDXAW
+static Boolean CvtStringToPropertyList(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Boolean CvtPropertyListToString(Display*, XrmValue*, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static Bool BeginPaint(Widget);
+static Bool EndPaint(Widget);
+static void SetXlfdDefaults(Display*, XawTextProperty*);
+#endif
+
+/*
+ * External
+ */
+void _XawTextSinkClearToBackground(Widget, int, int, unsigned, unsigned);
+void _XawTextSinkDisplayText(Widget, int, int, XawTextPosition, XawTextPosition,
+ Bool);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(TextSinkRec, text_sink.field)
+static XtResource resources[] = {
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(foreground),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XtNbackground,
+ XtCBackground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(background),
+ XtRString,
+ XtDefaultBackground
+ },
+#ifndef OLDXAW
+ {
+ XtNcursorColor,
+ XtCColor,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(cursor_color),
+ XtRString,
+ XtDefaultForeground
+ },
+ {
+ XawNtextProperties,
+ XawCTextProperties,
+ XawRTextProperties,
+ sizeof(XawTextPropertyList*),
+ offset(properties),
+ XtRImmediate,
+ NULL
+ },
+#endif
+};
+#undef offset
+
+#ifndef OLDXAW
+static TextSinkExtRec extension_rec = {
+ NULL, /* next_extension */
+ NULLQUARK, /* record_type */
+ 1, /* version */
+ sizeof(TextSinkExtRec), /* record_size */
+ BeginPaint,
+ NULL,
+ NULL,
+ EndPaint
+};
+
+static XrmQuark Qdefault;
+#endif
+
+#define Superclass (&objectClassRec)
+TextSinkClassRec textSinkClassRec = {
+ /* object */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "TextSink", /* class_name */
+ sizeof(TextSinkRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ XawTextSinkClassPartInitialize, /* class_part_initialize */
+ False, /* class_inited */
+ XawTextSinkInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* obj1 */
+ NULL, /* obj2 */
+ 0, /* obj3 */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* obj4 */
+ False, /* obj5 */
+ False, /* obj6 */
+ False, /* obj7 */
+ XawTextSinkDestroy, /* destroy */
+ NULL, /* obj8 */
+ NULL, /* obj9 */
+ XawTextSinkSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ NULL, /* obj10 */
+ NULL, /* get_values_hook */
+ NULL, /* obj11 */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* obj12 */
+ NULL, /* obj13 */
+ NULL, /* obj14 */
+ NULL, /* extension */
+ },
+ /* text_sink */
+ {
+ DisplayText, /* DisplayText */
+ InsertCursor, /* InsertCursor */
+ ClearToBackground, /* ClearToBackground */
+ FindPosition, /* FindPosition */
+ FindDistance, /* FindDistance */
+ Resolve, /* Resolve */
+ MaxLines, /* MaxLines */
+ MaxHeight, /* MaxHeight */
+ SetTabs, /* SetTabs */
+ GetCursorBounds, /* GetCursorBounds */
+ },
+};
+
+WidgetClass textSinkObjectClass = (WidgetClass)&textSinkClassRec;
+
+/*
+ * Implementation
+ */
+static void
+XawTextSinkClassPartInitialize(WidgetClass wc)
+{
+ TextSinkObjectClass t_src, superC;
+#ifndef OLDXAW
+ static XtConvertArgRec CvtArgs[] = {
+ {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.self),
+ sizeof(Widget)},
+ };
+#endif
+
+ t_src = (TextSinkObjectClass) wc;
+ superC = (TextSinkObjectClass) t_src->object_class.superclass;
+
+#ifndef OLDXAW
+ extension_rec.record_type = XrmPermStringToQuark("TextSink");
+ extension_rec.next_extension = (XtPointer)t_src->text_sink_class.extension;
+ t_src->text_sink_class.extension = &extension_rec;
+
+ Qdefault = XrmPermStringToQuark("default");
+#endif
+
+ /*
+ * We don't need to check for null super since we'll get to TextSink
+ * eventually.
+ */
+ if (t_src->text_sink_class.DisplayText == XtInheritDisplayText)
+ t_src->text_sink_class.DisplayText =
+ superC->text_sink_class.DisplayText;
+
+ if (t_src->text_sink_class.InsertCursor == XtInheritInsertCursor)
+ t_src->text_sink_class.InsertCursor =
+ superC->text_sink_class.InsertCursor;
+
+ if (t_src->text_sink_class.ClearToBackground== XtInheritClearToBackground)
+ t_src->text_sink_class.ClearToBackground =
+ superC->text_sink_class.ClearToBackground;
+
+ if (t_src->text_sink_class.FindPosition == XtInheritFindPosition)
+ t_src->text_sink_class.FindPosition =
+ superC->text_sink_class.FindPosition;
+
+ if (t_src->text_sink_class.FindDistance == XtInheritFindDistance)
+ t_src->text_sink_class.FindDistance =
+ superC->text_sink_class.FindDistance;
+
+ if (t_src->text_sink_class.Resolve == XtInheritResolve)
+ t_src->text_sink_class.Resolve =
+ superC->text_sink_class.Resolve;
+
+ if (t_src->text_sink_class.MaxLines == XtInheritMaxLines)
+ t_src->text_sink_class.MaxLines =
+ superC->text_sink_class.MaxLines;
+
+ if (t_src->text_sink_class.MaxHeight == XtInheritMaxHeight)
+ t_src->text_sink_class.MaxHeight =
+ superC->text_sink_class.MaxHeight;
+
+ if (t_src->text_sink_class.SetTabs == XtInheritSetTabs)
+ t_src->text_sink_class.SetTabs =
+ superC->text_sink_class.SetTabs;
+
+ if (t_src->text_sink_class.GetCursorBounds == XtInheritGetCursorBounds)
+ t_src->text_sink_class.GetCursorBounds =
+ superC->text_sink_class.GetCursorBounds;
+
+#ifndef OLDXAW
+ XtSetTypeConverter(XtRString, XawRTextProperties, CvtStringToPropertyList,
+ &CvtArgs[0], XtNumber(CvtArgs), XtCacheNone, NULL);
+ XtSetTypeConverter(XawRTextProperties, XtRString, CvtPropertyListToString,
+ NULL, 0, XtCacheNone, NULL);
+#endif
+}
+
+/*
+ * Function:
+ * XawTextSinkInitialize
+ *
+ * Parameters:
+ * request - requested and new values for the object instance
+ * cnew - ""
+ *
+ * Description:
+ * Initializes the TextSink Object.
+ */
+/*ARGSUSED*/
+static void
+XawTextSinkInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ TextSinkObject sink = (TextSinkObject)cnew;
+
+ sink->text_sink.tab_count = 0; /* Initialize the tab stops. */
+ sink->text_sink.tabs = NULL;
+ sink->text_sink.char_tabs = NULL;
+#ifndef OLDXAW
+ sink->text_sink.paint = NULL;
+#endif
+}
+
+/*
+ * Function:
+ * XawTextSinkDestroy
+ *
+ * Parameters:
+ * w - TextSink Object
+ *
+ * Description:
+ * This function cleans up when the object is destroyed.
+ */
+static void
+XawTextSinkDestroy(Widget w)
+{
+ TextSinkObject sink = (TextSinkObject) w;
+
+ XtFree((char *)sink->text_sink.tabs);
+ XtFree((char *)sink->text_sink.char_tabs);
+}
+
+/*
+ * Function:
+ * XawTextSinkSetValues
+ *
+ * Parameters:
+ * current - current state of the object
+ * request - what was requested
+ * cnew - what the object will become
+ *
+ * Description:
+ * Sets the values for the TextSink.
+ *
+ * Returns:
+ * True if redisplay is needed
+ */
+/*ARGSUSED*/
+static Boolean
+XawTextSinkSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ TextSinkObject w = (TextSinkObject)cnew;
+ TextSinkObject old_w = (TextSinkObject)current;
+
+ if (w->text_sink.foreground != old_w->text_sink.foreground)
+ ((TextWidget)XtParent(cnew))->text.redisplay_needed = True;
+
+ return (False);
+}
+
+/*
+ * Function:
+ * DisplayText
+ *
+ * Parameters:
+ * w - TextSink Object
+ * x - location to start drawing text
+ * y - ""
+ * pos1 - location of starting and ending points in the text buffer
+ * pos2 - ""
+ * highlight - hightlight this text?
+ *
+ * Description:
+ * Stub function that in subclasses will display text.
+ */
+/*ARGSUSED*/
+static void
+DisplayText(Widget w, int x, int y,
+ XawTextPosition pos1, XawTextPosition pos2, Bool highlight)
+{
+ return;
+}
+
+/*
+ * Function:
+ * InsertCursor
+ *
+ * Parameters:
+ * w - TextSink Object
+ * x - location for the cursor
+ * y - ""
+ * state - whether to turn the cursor on, or off
+ *
+ * Description:
+ * Places the InsertCursor.
+ */
+/*ARGSUSED*/
+static void
+InsertCursor(Widget w, int x, int y, XawTextInsertState state)
+{
+ return;
+}
+
+/*
+ * Function:
+ * ClearToBackground
+ *
+ * Parameters:
+ * w - TextSink Object
+ * x - location of area to clear
+ * y - ""
+ * width - size of area to clear
+ * height - ""
+ *
+ * Description:
+ * Clears a region of the sink to the background color.
+ */
+/*ARGSUSED*/
+static void
+ClearToBackground(Widget w, int x, int y,
+ unsigned int width, unsigned int height)
+{
+ /*
+ * Don't clear in height or width are zero
+ * XClearArea() has special semantic for these values
+ */
+ TextWidget xaw = (TextWidget)XtParent(w);
+ Position x1, y1, x2, y2;
+
+ x1 = XawMax(x, xaw->text.r_margin.left);
+ y1 = XawMax(y, xaw->text.r_margin.top);
+ x2 = XawMin(x + (int)width, (int)XtWidth(xaw) - xaw->text.r_margin.right);
+ y2 = XawMin(y + (int)height, (int)XtHeight(xaw) - xaw->text.r_margin.bottom);
+
+ x = x1;
+ y = y1;
+ width = XawMax(0, x2 - x1);
+ height = XawMax(0, y2 - y1);
+
+ if (height != 0 && width != 0)
+ XClearArea(XtDisplayOfObject(w), XtWindowOfObject(w),
+ x, y, width, height, False);
+}
+
+/*
+ * Function:
+ * FindPosition
+ *
+ * Parameters:
+ * w - TextSink Object
+ * fromPos - reference position
+ * fromX - reference location
+ * width - width of section to paint text
+ * stopAtWordBreak - returned position is a word break?
+ * resPos - position found (return)
+ * resWidth - Width actually used (return)
+ * resHeight - Height actually used (return)
+ *
+ * Description:
+ * Finds a position in the text.
+ */
+/*ARGSUSED*/
+static void
+FindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
+ Bool stopAtWordBreak, XawTextPosition *resPos,
+ int *resWidth, int *resHeight)
+{
+ *resPos = fromPos;
+ *resHeight = *resWidth = 0;
+}
+
+/*
+ * Function:
+ * FindDistance
+ *
+ * Parameters:
+ * w - TextSink Object
+ * fromPos - starting Position
+ * fromX - x location of starting Position
+ * toPos - end Position
+ * resWidth - Distance between fromPos and toPos
+ * resPos - Acutal toPos used
+ * resHeight - Height required by this text
+ *
+ * Description:
+ * Find the Pixel Distance between two text Positions.
+ */
+/*ARGSUSED*/
+static void
+FindDistance(Widget w, XawTextPosition fromPos, int fromx,
+ XawTextPosition toPos, int *resWidth,
+ XawTextPosition *resPos, int *resHeight)
+{
+ *resWidth = *resHeight = 0;
+ *resPos = fromPos;
+}
+
+/*
+ * Function:
+ * Resolve
+ *
+ * Parameters:
+ * w - TextSink Object
+ * pos - reference Position
+ * fromx - reference Location
+ * width - width to move
+ * resPos - resulting position
+ *
+ * Description:
+ * Resloves a location to a position.
+ */
+/*ARGSUSED*/
+static void
+Resolve(Widget w, XawTextPosition pos, int fromx, int width,
+ XawTextPosition *resPos)
+{
+ *resPos = pos;
+}
+
+/*
+ * Function:
+ * MaxLines
+ *
+ * Parameters:
+ * w - TextSink Object
+ * height - height to fit lines into
+ *
+ * Description:
+ * Finds the Maximum number of lines that will fit in a given height.
+ *
+ * Returns:
+ * Number of lines that will fit
+ */
+/*ARGSUSED*/
+static int
+MaxLines(Widget w, unsigned int height)
+{
+ /*
+ * The fontset has gone down to descent Sink Widget, so
+ * the functions such MaxLines, SetTabs... are bound to the descent.
+ *
+ * by Li Yuhong, Jan. 15, 1991
+ */
+ return (0);
+}
+
+/*
+ * Function:
+ * MaxHeight
+ *
+ * Parameters:
+ * w - TextSink Object
+ * lines - number of lines
+ *
+ * Description:
+ * Finds the Minium height that will contain a given number lines.
+ *
+ * Returns:
+ * the height
+ */
+/*ARGSUSED*/
+static int
+MaxHeight(Widget w, int lines)
+{
+ return (0);
+}
+
+/*
+ * Function:
+ * SetTabs
+ *
+ * Parameters:
+ * w - TextSink Object
+ * tab_count - the number of tabs in the list
+ * tabs - text positions of the tabs
+ * Description:
+ * Sets the Tab stops.
+ */
+/*ARGSUSED*/
+static void
+SetTabs(Widget w, int tab_count, short *tabs)
+{
+ return;
+}
+
+/*
+ * Function:
+ * GetCursorBounds
+ *
+ * Parameters:
+ * w - TextSinkObject.
+ * rect - X rectangle containing the cursor bounds
+ *
+ * Description:
+ * Finds the bounding box for the insert cursor (caret)
+ */
+/*ARGSUSED*/
+static void
+GetCursorBounds(Widget w, XRectangle *rect)
+{
+ rect->x = rect->y = rect->width = rect->height = 0;
+}
+
+/*
+ * Public Functions
+ */
+/*
+ * Function:
+ * XawTextSinkDisplayText
+ *
+ * Parameters:
+ * w - TextSink Object
+ * x - location to start drawing text
+ * y - ""
+ * pos1 - location of starting and ending points in the text buffer
+ * pos2 - ""
+ * highlight - hightlight this text?
+ */
+/*ARGSUSED*/
+void
+XawTextSinkDisplayText(Widget w,
+#if NeedWidePrototypes
+ int x, int y,
+#else
+ Position x, Position y,
+#endif
+ XawTextPosition pos1, XawTextPosition pos2,
+#if NeedWidePrototypes
+ int highlight
+#else
+ Boolean highlight
+#endif
+)
+{
+ _XawTextSinkDisplayText(w, x, y, pos1, pos2, highlight);
+}
+
+void
+_XawTextSinkDisplayText(Widget w, int x, int y,
+ XawTextPosition pos1, XawTextPosition pos2,
+ Bool highlight)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.DisplayText)(w, x, y, pos1, pos2, highlight);
+}
+
+/*
+ * Function:
+ * XawTextSinkInsertCursor
+ *
+ * Parameters:
+ * w - TextSink Object
+ * x - location for the cursor
+ * y - ""
+ * state - whether to turn the cursor on, or off
+ *
+ * Description:
+ * Places the InsertCursor.
+ */
+/*ARGSUSED*/
+void
+#if NeedWidePrototypes
+XawTextSinkInsertCursor(Widget w, int x, int y, int state)
+#else
+XawTextSinkInsertCursor(Widget w, Position x, Position y, XawTextInsertState state)
+#endif
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.InsertCursor)(w, x, y, state);
+}
+
+/*
+ * Function:
+ * XawTextSinkClearToBackground
+ *
+ * Parameters:
+ * w - TextSink Object
+ * x - location of area to clear
+ * y - ""
+ * width - size of area to clear
+ * height - ""
+ *
+ * Description:
+ * Clears a region of the sink to the background color.
+ */
+/*ARGSUSED*/
+void
+XawTextSinkClearToBackground(Widget w,
+#if NeedWidePrototypes
+ int x, int y,
+ unsigned int width, unsigned int height
+#else
+ Position x, Position y,
+ Dimension width, Dimension height
+#endif
+)
+{
+ _XawTextSinkClearToBackground(w, x, y, width, height);
+}
+
+void
+_XawTextSinkClearToBackground(Widget w,
+ int x, int y,
+ unsigned int width, unsigned int height)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.ClearToBackground)(w, x, y, width, height);
+}
+
+/*
+ * Function:
+ * XawTextSinkFindPosition
+ *
+ * Parameters:
+ * w - TextSink Object
+ * fromPos - reference position
+ * fromX - reference location
+ * width - width of section to paint text
+ * stopAtWordBreak - returned position is a word break?
+ * resPos - position found (return)
+ * resWidth - Width actually used (return)
+ * resHeight - Height actually used (return)
+ *
+ * Description:
+ * Finds a position in the text.
+ */
+/*ARGSUSED*/
+void
+XawTextSinkFindPosition(Widget w, XawTextPosition fromPos, int fromx, int width,
+#if NeedWidePrototypes
+ int stopAtWordBreak,
+#else
+ Boolean stopAtWordBreak,
+#endif
+ XawTextPosition *resPos, int *resWidth, int *resHeight)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.FindPosition)(w, fromPos, fromx, width,
+ stopAtWordBreak,
+ resPos, resWidth, resHeight);
+}
+
+/*
+ * Function:
+ * XawTextSinkFindDistance
+ *
+ * Parameters:
+ * w - TextSink Object
+ * fromPos - starting Position
+ * fromX - x location of starting Position
+ * toPos - end Position
+ * resWidth - Distance between fromPos and toPos
+ * resPos - Acutal toPos used
+ * resHeight - Height required by this text
+ *
+ * Description:
+ * Find the Pixel Distance between two text Positions.
+ */
+/*ARGSUSED*/
+void
+XawTextSinkFindDistance(Widget w, XawTextPosition fromPos, int fromx,
+ XawTextPosition toPos, int *resWidth,
+ XawTextPosition *resPos, int *resHeight)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.FindDistance)(w, fromPos, fromx, toPos,
+ resWidth, resPos, resHeight);
+}
+
+/*
+ * Function:
+ * XawTextSinkResolve
+ *
+ * Parameters:
+ * w - TextSink Object
+ * pos - reference Position
+ * fromx - reference Location
+ * width - width to move
+ * resPos - resulting position
+ *
+ * Description:
+ * Resloves a location to a position.
+ */
+/*ARGSUSED*/
+void
+XawTextSinkResolve(Widget w, XawTextPosition pos, int fromx, int width,
+ XawTextPosition *resPos)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass) w->core.widget_class;
+
+ (*cclass->text_sink_class.Resolve)(w, pos, fromx, width, resPos);
+}
+
+/*
+ * Function:
+ * XawTextSinkMaxLines
+ *
+ * Parameters:
+ * w - TextSink Object
+ * height - height to fit lines into
+ *
+ * Description:
+ * Finds the Maximum number of lines that will fit in a given height.
+ *
+ * Returns:
+ * Number of lines that will fit
+ */
+/*ARGSUSED*/
+int
+#if NeedWidePrototypes
+XawTextSinkMaxLines(Widget w, unsigned int height)
+#else
+XawTextSinkMaxLines(Widget w, Dimension height)
+#endif
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ return((*cclass->text_sink_class.MaxLines)(w, height));
+}
+
+/*
+ * Function:
+ * XawTextSinkMaxHeight
+ *
+ * Parameters:
+ * w - TextSink Object
+ * lines - number of lines
+ *
+ * Description:
+ * Finds the Minium height that will contain a given number lines.
+ *
+ * Returns:
+ * the height
+ */
+/*ARGSUSED*/
+int
+XawTextSinkMaxHeight(Widget w, int lines)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ return((*cclass->text_sink_class.MaxHeight)(w, lines));
+}
+
+/*
+ * Function:
+ * XawTextSinkSetTabs
+ *
+ * Parameters:
+ * w - TextSink Object
+ * tab_count - the number of tabs in the list
+ * tabs - text positions of the tabs
+ * Description:
+ * Sets the Tab stops.
+ */
+void
+XawTextSinkSetTabs(Widget w, int tab_count, int *tabs)
+{
+ if (tab_count > 0) {
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+ short *char_tabs = (short*)XtMalloc((unsigned)tab_count * sizeof(short));
+ short *tab, len = 0;
+ int i;
+
+ for (i = tab_count, tab = char_tabs; i; i--) {
+ if ((short)*tabs > len)
+ *tab++ = (len = (short)*tabs++);
+ else {
+ tabs++;
+ --tab_count;
+ }
+ }
+
+ if (tab_count > 0)
+ (*cclass->text_sink_class.SetTabs)(w, tab_count, char_tabs);
+ XtFree((char *)char_tabs);
+ }
+}
+
+/*
+ * Function:
+ * XawTextSinkGetCursorBounds
+ *
+ * Parameters:
+ * w - TextSinkObject
+ * rect - X rectance containing the cursor bounds
+ *
+ * Description:
+ * Finds the bounding box for the insert cursor (caret).
+ */
+/*ARGSUSED*/
+void
+XawTextSinkGetCursorBounds(Widget w, XRectangle *rect)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.GetCursorBounds)(w, rect);
+}
+
+#ifndef OLDXAW
+Bool
+XawTextSinkBeginPaint(Widget w)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ if (cclass->text_sink_class.extension->BeginPaint == NULL ||
+ cclass->text_sink_class.extension->PreparePaint == NULL ||
+ cclass->text_sink_class.extension->DoPaint == NULL ||
+ cclass->text_sink_class.extension->EndPaint == NULL)
+ return (False);
+
+ return ((*cclass->text_sink_class.extension->BeginPaint)(w));
+}
+
+static Bool
+BeginPaint(Widget w)
+{
+ TextSinkObject sink = (TextSinkObject)w;
+
+ if (sink->text_sink.paint != NULL)
+ return (False);
+
+ sink->text_sink.paint = XtNew(XawTextPaintList);
+ sink->text_sink.paint->clip = XmuCreateArea();
+ sink->text_sink.paint->hightabs = NULL;
+ sink->text_sink.paint->paint = NULL;
+ sink->text_sink.paint->bearings = NULL;
+
+ return (True);
+}
+
+void
+XawTextSinkPreparePaint(Widget w, int y, int line, XawTextPosition from,
+ XawTextPosition to, Bool highlight)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.extension->PreparePaint)
+ (w, y, line, from, to, highlight);
+}
+
+#if 0
+/*ARGSUSED*/
+static void
+PreparePaint(Widget w, int y, int line, XawTextPosition from, XawTextPosition to,
+ Bool highlight)
+{
+}
+#endif
+
+void
+XawTextSinkDoPaint(Widget w)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ (*cclass->text_sink_class.extension->DoPaint)(w);
+}
+
+#if 0
+/*ARGSUSED*/
+static void
+DoPaint(Widget w)
+{
+}
+#endif
+
+Bool
+XawTextSinkEndPaint(Widget w)
+{
+ TextSinkObjectClass cclass = (TextSinkObjectClass)w->core.widget_class;
+
+ return ((*cclass->text_sink_class.extension->EndPaint)(w));
+}
+
+static Bool
+EndPaint(Widget w)
+{
+ TextSinkObject sink = (TextSinkObject)w;
+ XawTextPaintStruct *paint, *next;
+
+ if (sink->text_sink.paint == NULL)
+ return (False);
+
+ XmuDestroyArea(sink->text_sink.paint->clip);
+ if (sink->text_sink.paint->hightabs)
+ XmuDestroyArea(sink->text_sink.paint->hightabs);
+ paint = sink->text_sink.paint->paint;
+ while (paint) {
+ next = paint->next;
+ if (paint->text)
+ XtFree((XtPointer)paint->text);
+ if (paint->backtabs)
+ XmuDestroyArea(paint->backtabs);
+ XtFree((XtPointer)paint);
+ paint = next;
+ }
+
+ paint = sink->text_sink.paint->bearings;
+ while (paint) {
+ next = paint->next;
+ if (paint->text)
+ XtFree((XtPointer)paint->text);
+ XtFree((XtPointer)paint);
+ paint = next;
+ }
+
+ XtFree((XtPointer)sink->text_sink.paint);
+ sink->text_sink.paint = NULL;
+ return (True);
+}
+
+static XawTextPropertyList **prop_lists;
+static Cardinal num_prop_lists;
+
+static int
+bcmp_qident(_Xconst void *left, _Xconst void *right)
+{
+ return ((long)left - (*(XawTextProperty**)right)->identifier);
+}
+
+static int
+qcmp_qident(_Xconst void *left, _Xconst void *right)
+{
+ return ((*(XawTextProperty**)left)->identifier -
+ (*(XawTextProperty**)right)->identifier);
+}
+
+static void
+SetXlfdDefaults(Display *display, XawTextProperty *property)
+{
+ Atom atom = XInternAtom(display, "FONT", True);
+ unsigned long value;
+ char *str;
+
+ if (XGetFontProperty(property->font, atom, &value)) {
+ char *xlfd = XGetAtomName(display, value);
+
+ if (xlfd) {
+ char *sep = xlfd + 1;
+ char *name = sep;
+
+ property->xlfd = XrmStringToQuark(xlfd);
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->foundry = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->family = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->weight = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->slant = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->setwidth = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->addstyle = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->pixel_size = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->point_size = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->res_x = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->res_y = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->spacing = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->avgwidth = XrmStringToQuark(name);
+ name = sep;
+
+ sep = strchr(sep, '-'); *sep++ = '\0';
+ property->registry = XrmStringToQuark(name);
+ name = sep;
+
+ property->encoding = XrmStringToQuark(name);
+
+ XFree(xlfd);
+ }
+ }
+
+ atom = XInternAtom(display, "UNDERLINE_THICKNESS", True);
+ if (XGetFontProperty(property->font, atom, &value) &&
+ (str = XGetAtomName(display, value)) != NULL) {
+ property->underline_thickness = atoi(str);
+ XFree(str);
+ }
+ else {
+ /* XLFD says:
+ * CapStemWidth = average width of the stems of capitals
+ * if (UNDERLINE_THICKNESS undefined) then
+ * UNDERLINE_THICKNESS = CapStemWidth
+ *
+ * How do I know the value of CapStemWidth??
+ */
+ if (property->pixel_size != NULLQUARK) {
+ property->underline_thickness =
+ atoi(XrmQuarkToString(property->pixel_size)) / 10;
+ property->underline_thickness =
+ XawMax(1, property->underline_thickness);
+ }
+ else
+ property->underline_thickness = 1;
+ }
+
+ atom = XInternAtom(display, "UNDERLINE_POSITION", True);
+ if (XGetFontProperty(property->font, atom, &value) &&
+ (str = XGetAtomName(display, value)) != NULL) {
+ property->underline_position = atoi(str);
+ XFree(str);
+ }
+ else
+ /* XLFD says:
+ * if (UNDERLINE_POSITION undefined) then
+ * UNDERLINE_POSITION = ROUND((maximum_descent) / 2)
+ */
+ property->underline_position =
+ property->font->max_bounds.descent >> 1;
+
+ /* I am assuming xlfd does not consider that lines are
+ * centered in the path */
+ property->underline_position += property->underline_thickness >> 1;
+
+}
+
+static void
+DestroyTextPropertyList(XawTextPropertyList *list)
+{
+ int i;
+
+ for (i = 0; i < list->num_properties; i++) {
+ if (list->properties[i]->font)
+ XFreeFont(DisplayOfScreen(list->screen), list->properties[i]->font);
+ XtFree((char*)list->properties[i]);
+ }
+ if (list->properties)
+ XtFree((char*)list->properties);
+ XtFree((char*)list);
+}
+
+static XawTextProperty *
+_XawTextSinkGetProperty(XawTextPropertyList *list, XrmQuark property)
+{
+ if (property != NULLQUARK && list && list->properties) {
+ XawTextProperty **ptr = (XawTextProperty**)
+ bsearch((void*)(long)property,
+ list->properties, list->num_properties,
+ sizeof(XawTextProperty*), bcmp_qident);
+
+ if (ptr)
+ return (*ptr);
+ }
+
+ return (NULL);
+}
+
+XawTextProperty *
+XawTextSinkGetProperty(Widget w, XrmQuark property)
+{
+ TextSinkObject sink = (TextSinkObject)w;
+ XawTextPropertyList *list = sink->text_sink.properties;
+
+ return (_XawTextSinkGetProperty(list, property));
+}
+
+XawTextProperty *
+XawTextSinkCopyProperty(Widget w, XrmQuark property)
+{
+ XawTextProperty *cur, *ret;
+
+ if ((cur = XawTextSinkGetProperty(w, property)) == NULL)
+ cur = XawTextSinkGetProperty(w, Qdefault);
+ ret = (XawTextProperty*)XtCalloc(1, sizeof(XawTextProperty));
+ if (cur)
+ memcpy(ret, cur, sizeof(XawTextProperty));
+ ret->identifier = NULLQUARK;
+ ret->mask &= ~XAW_TPROP_FONT;
+
+ return (ret);
+}
+
+static XawTextProperty *
+_XawTextSinkAddProperty(XawTextPropertyList *list, XawTextProperty *property,
+ Bool replace)
+{
+ XawTextProperty *result;
+ XColor color;
+ char identifier[1024];
+ char foreground[16];
+ char background[16];
+ char *foundry, *family, *weight, *slant, *setwidth, *addstyle, *pixel_size,
+ *point_size, *res_x, *res_y, *spacing, *avgwidth, *registry, *encoding;
+ char *xlfd;
+ static char *asterisk = "*", *null = "";
+ XrmQuark quark;
+
+ if (list == NULL || property == NULL)
+ return (NULL);
+
+ if (property->mask & XAW_TPROP_FOREGROUND) {
+ color.pixel = property->foreground;
+ XQueryColor(DisplayOfScreen(list->screen), list->colormap, &color);
+ XmuSnprintf(foreground, sizeof(foreground), "%04x%04x%04x",
+ color.red, color.green, color.blue);
+ }
+ else
+ strcpy(foreground, asterisk);
+ if (property->mask & XAW_TPROP_BACKGROUND) {
+ color.pixel = property->background;
+ XQueryColor(DisplayOfScreen(list->screen), list->colormap, &color);
+ XmuSnprintf(background, sizeof(background), "%04x%04x%04x",
+ color.red, color.green, color.blue);
+ }
+ else
+ strcpy(background, asterisk);
+
+ if (property->xlfd_mask & XAW_TPROP_FOUNDRY)
+ foundry = XrmQuarkToString(property->foundry);
+ else
+ foundry = asterisk;
+
+ /* use default, or what was requested */
+ if (property->family != NULLQUARK)
+ family = XrmQuarkToString(property->family);
+ else
+ family = asterisk;
+ if (property->weight != NULLQUARK)
+ weight = XrmQuarkToString(property->weight);
+ else
+ weight = asterisk;
+ if (property->slant != NULLQUARK) {
+ slant = XrmQuarkToString(property->slant);
+ if (toupper(*slant) != 'R')
+ slant = asterisk; /* X defaults to italics, so, don't
+ care in resolving between `I' and `O' */
+ }
+ else
+ slant = asterisk;
+
+ if (property->xlfd_mask & XAW_TPROP_SETWIDTH)
+ setwidth = XrmQuarkToString(property->setwidth);
+ else
+ setwidth = asterisk;
+ if (property->xlfd_mask & XAW_TPROP_ADDSTYLE)
+ addstyle = XrmQuarkToString(property->addstyle);
+ else
+ addstyle = null;
+
+ /* use default, or what was requested */
+ if (!(property->mask & XAW_TPROP_POINTSIZE) &&
+ property->pixel_size != NULLQUARK)
+ pixel_size = XrmQuarkToString(property->pixel_size);
+ else
+ pixel_size = asterisk;
+
+ if (property->xlfd_mask & XAW_TPROP_POINTSIZE)
+ point_size = XrmQuarkToString(property->point_size);
+ else
+ point_size = asterisk;
+ if (property->xlfd_mask & XAW_TPROP_RESX)
+ res_x = XrmQuarkToString(property->res_x);
+ else
+ res_x = asterisk;
+ if (property->xlfd_mask & XAW_TPROP_RESY)
+ res_y = XrmQuarkToString(property->res_y);
+ else
+ res_y = asterisk;
+ if (property->xlfd_mask & XAW_TPROP_SPACING)
+ spacing = XrmQuarkToString(property->spacing);
+ else
+ spacing = asterisk;
+ if (property->xlfd_mask & XAW_TPROP_AVGWIDTH)
+ avgwidth = XrmQuarkToString(property->avgwidth);
+ else
+ avgwidth = asterisk;
+
+ /* use default, or what that was requested */
+ if (property->registry != NULLQUARK)
+ registry = XrmQuarkToString(property->registry);
+ else
+ registry = asterisk;
+ if (property->encoding != NULLQUARK)
+ encoding = XrmQuarkToString(property->encoding);
+ else
+ encoding = asterisk;
+
+ if (replace) {
+ result = XtNew(XawTextProperty);
+ memcpy(result, property, sizeof(XawTextProperty));
+ }
+ else
+ result = property;
+
+ /* XXX should do the best to load a suitable font here */
+ if (!(result->mask & XAW_TPROP_FONT)) {
+ XmuSnprintf(identifier, sizeof(identifier),
+ "-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s-%s",
+ foundry, family, weight, slant, setwidth, addstyle, pixel_size,
+ point_size, res_x, res_y, spacing, avgwidth, registry, encoding);
+ if ((result->font = XLoadQueryFont(DisplayOfScreen(list->screen),
+ identifier)) != NULL) {
+ result->mask |= XAW_TPROP_FONT;
+ SetXlfdDefaults(DisplayOfScreen(list->screen), result);
+ }
+ else
+ result->mask &= ~XAW_TPROP_FONT;
+ }
+
+ if (result->font)
+ xlfd = XrmQuarkToString(result->xlfd);
+ else
+ xlfd = null;
+
+ XmuSnprintf(identifier, sizeof(identifier), "%08lx%08lx%s%s%d%d%d%d%s",
+ property->mask, property->xlfd_mask,
+ foreground, background,
+ (result->mask & XAW_TPROP_UNDERLINE) != 0,
+ (result->mask & XAW_TPROP_OVERSTRIKE) != 0,
+ (result->mask & XAW_TPROP_SUBSCRIPT) != 0,
+ (result->mask & XAW_TPROP_SUPERSCRIPT) != 0,
+ xlfd);
+
+ quark = XrmStringToQuark(identifier);
+ if (result->identifier == NULLQUARK)
+ result->identifier = quark;
+ result->code = quark;
+
+ if ((property = _XawTextSinkGetProperty(list, result->identifier)) != NULL) {
+ if (result->font)
+ XFreeFont(DisplayOfScreen(list->screen), result->font);
+ if (replace)
+ XtFree((XtPointer)result);
+
+ return (property);
+ }
+
+ list->properties = (XawTextProperty**)
+ XtRealloc((XtPointer)list->properties, sizeof(XawTextProperty*) *
+ (list->num_properties + 1));
+ list->properties[list->num_properties++] = result;
+ qsort((void*)list->properties, list->num_properties,
+ sizeof(XawTextProperty*), qcmp_qident);
+
+ return (result);
+}
+
+XawTextProperty *
+XawTextSinkAddProperty(Widget w, XawTextProperty *property)
+{
+ TextSinkObject sink = (TextSinkObject)w;
+ XawTextPropertyList *list = sink->text_sink.properties;
+
+ return (_XawTextSinkAddProperty(list, property, True));
+}
+
+XawTextProperty *
+XawTextSinkCombineProperty(Widget w,
+ XawTextProperty *property, XawTextProperty *combine,
+ Bool override)
+{
+ if (property == NULL || combine == NULL)
+ return (property);
+
+ if ((override || !(property->mask & XAW_TPROP_FOREGROUND)) &&
+ (combine->mask & XAW_TPROP_FOREGROUND)) {
+ property->mask |= XAW_TPROP_FOREGROUND;
+ property->foreground = combine->foreground;
+ }
+ if ((override || !(property->mask & XAW_TPROP_BACKGROUND)) &&
+ (combine->mask & XAW_TPROP_BACKGROUND)) {
+ property->mask |= XAW_TPROP_BACKGROUND;
+ property->background = combine->background;
+ }
+ if ((override || !(property->mask & XAW_TPROP_FPIXMAP)) &&
+ (combine->mask & XAW_TPROP_FPIXMAP)) {
+ property->mask |= XAW_TPROP_FPIXMAP;
+ property->foreground_pixmap = combine->foreground_pixmap;
+ }
+ if ((override || !(property->mask & XAW_TPROP_BPIXMAP)) &&
+ (combine->mask & XAW_TPROP_BPIXMAP)) {
+ property->mask |= XAW_TPROP_BPIXMAP;
+ property->background_pixmap = combine->background_pixmap;
+ }
+ if (combine->mask & XAW_TPROP_UNDERLINE)
+ property->mask |= XAW_TPROP_UNDERLINE;
+ if (combine->mask & XAW_TPROP_OVERSTRIKE)
+ property->mask |= XAW_TPROP_OVERSTRIKE;
+ if ((override || !(property->mask & XAW_TPROP_SUPERSCRIPT)) &&
+ (combine->mask & XAW_TPROP_SUBSCRIPT))
+ property->mask |= XAW_TPROP_SUBSCRIPT;
+ if ((property->mask & XAW_TPROP_SUBSCRIPT) &&
+ (combine->mask & XAW_TPROP_SUPERSCRIPT))
+ property->mask |= XAW_TPROP_SUPERSCRIPT;
+ if ((override || !(property->xlfd_mask & XAW_TPROP_FOUNDRY)) &&
+ (combine->xlfd_mask & XAW_TPROP_FOUNDRY)) {
+ property->xlfd_mask |= XAW_TPROP_FOUNDRY;
+ property->foundry = combine->foundry;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_FAMILY)) &&
+ (combine->xlfd_mask & XAW_TPROP_FAMILY)) {
+ property->xlfd_mask |= XAW_TPROP_FAMILY;
+ property->family = combine->family;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_WEIGHT)) &&
+ (combine->xlfd_mask & XAW_TPROP_WEIGHT)) {
+ property->xlfd_mask |= XAW_TPROP_WEIGHT;
+ property->weight = combine->weight;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_SLANT)) &&
+ (combine->xlfd_mask & XAW_TPROP_SLANT)) {
+ property->xlfd_mask |= XAW_TPROP_SLANT;
+ property->slant = combine->slant;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_SETWIDTH)) &&
+ (combine->xlfd_mask & XAW_TPROP_SETWIDTH)) {
+ property->xlfd_mask |= XAW_TPROP_SETWIDTH;
+ property->setwidth = combine->setwidth;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_ADDSTYLE)) &&
+ (combine->xlfd_mask & XAW_TPROP_ADDSTYLE)) {
+ property->xlfd_mask |= XAW_TPROP_ADDSTYLE;
+ property->addstyle = combine->addstyle;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_PIXELSIZE)) &&
+ (combine->xlfd_mask & XAW_TPROP_PIXELSIZE)) {
+ property->xlfd_mask |= XAW_TPROP_PIXELSIZE;
+ property->pixel_size = combine->pixel_size;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_POINTSIZE)) &&
+ (combine->xlfd_mask & XAW_TPROP_POINTSIZE)) {
+ property->xlfd_mask |= XAW_TPROP_POINTSIZE;
+ property->point_size = combine->point_size;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_RESX)) &&
+ (combine->xlfd_mask & XAW_TPROP_RESX)) {
+ property->xlfd_mask |= XAW_TPROP_RESX;
+ property->res_x = combine->res_x;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_RESY)) &&
+ (combine->xlfd_mask & XAW_TPROP_RESY)) {
+ property->xlfd_mask |= XAW_TPROP_RESY;
+ property->res_y = combine->res_y;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_SPACING)) &&
+ (combine->xlfd_mask & XAW_TPROP_SPACING)) {
+ property->xlfd_mask |= XAW_TPROP_SPACING;
+ property->spacing = combine->spacing;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_AVGWIDTH)) &&
+ (combine->xlfd_mask & XAW_TPROP_AVGWIDTH)) {
+ property->xlfd_mask |= XAW_TPROP_AVGWIDTH;
+ property->avgwidth = combine->avgwidth;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_REGISTRY)) &&
+ (combine->xlfd_mask & XAW_TPROP_REGISTRY)) {
+ property->xlfd_mask |= XAW_TPROP_REGISTRY;
+ property->registry = combine->registry;
+ }
+ if ((override || !(property->xlfd_mask & XAW_TPROP_ENCODING)) &&
+ (combine->xlfd_mask & XAW_TPROP_ENCODING)) {
+ property->xlfd_mask |= XAW_TPROP_ENCODING;
+ property->encoding = combine->encoding;
+ }
+
+ return (property);
+}
+
+/*
+ * The default property must be defined first, if the code is willing to
+ * combine properties.
+ */
+XawTextPropertyList *
+XawTextSinkConvertPropertyList(String name, String spec, Screen *screen,
+ Colormap colormap, int depth)
+{
+ XrmQuark qname = XrmStringToQuark(name);
+ XawTextPropertyList **ptr = NULL;
+ XawTextPropertyList *propl, *prev = NULL;
+ XawTextProperty *def_prop = NULL;
+ String str, tok, tmp;
+ char buffer[BUFSIZ];
+
+ if (prop_lists) ptr = (XawTextPropertyList**)
+ bsearch((void*)(long)qname, prop_lists, num_prop_lists,
+ sizeof(XawTextPropertyList*), bcmp_qident);
+ if (ptr) {
+ propl = *ptr;
+ while (propl) {
+ prev = propl;
+ if (propl->screen == screen &&
+ propl->colormap == colormap &&
+ propl->depth == depth)
+ return (propl);
+ propl = propl->next;
+ }
+ }
+
+ propl = XtNew(XawTextPropertyList);
+ propl->identifier = qname;
+ propl->screen = screen;
+ propl->colormap = colormap;
+ propl->depth = depth;
+ propl->next = NULL;
+
+ if (prev)
+ prev->next = propl;
+
+ propl->properties = NULL;
+ propl->num_properties = 0;
+
+ str = XtNewString(spec);
+ for (tok = str; tok; tok = tmp) {
+ XawTextProperty *prop;
+ XawParams *params;
+ XrmQuark ident;
+ XawArgVal *argval;
+ XColor color, exact;
+
+ if (def_prop == NULL && propl->num_properties)
+ def_prop = _XawTextSinkGetProperty(propl, Qdefault);
+ tmp = strchr(tok, ',');
+ if (tmp) {
+ *tmp = '\0';
+ if (*++tmp == '\0')
+ tmp = NULL;
+ }
+ params = XawParseParamsString(tok);
+ ident = XrmStringToQuark(params->name);
+ if (ident == NULLQUARK) {
+ XmuSnprintf(buffer, sizeof(buffer),
+ "Bad text property name \"%s\".", params->name);
+ XtAppWarning(XtDisplayToApplicationContext
+ (DisplayOfScreen(screen)), buffer);
+ DestroyTextPropertyList(propl);
+ if (prev)
+ prev->next = NULL;
+ XawFreeParamsStruct(params);
+ return (NULL);
+ }
+ else if (_XawTextSinkGetProperty(propl, ident) != NULL) {
+ XawFreeParamsStruct(params);
+ continue;
+ }
+
+ prop = (XawTextProperty*)XtCalloc(1, sizeof(XawTextProperty));
+ prop->identifier = ident;
+
+ if ((argval = XawFindArgVal(params, "font")) != NULL &&
+ argval->value) {
+
+ if ((prop->font = XLoadQueryFont(DisplayOfScreen(screen),
+ argval->value)) == NULL) {
+ XmuSnprintf(buffer, sizeof(buffer),
+ "Cannot load font \"%s\".", argval->value);
+ XtAppWarning(XtDisplayToApplicationContext
+ (DisplayOfScreen(screen)), buffer);
+ DestroyTextPropertyList(propl);
+ if (prev)
+ prev->next = NULL;
+ XawFreeParamsStruct(params);
+ return (NULL);
+ }
+ prop->mask |= XAW_TPROP_FONT;
+ SetXlfdDefaults(DisplayOfScreen(screen), prop);
+ }
+ /* fontset processing here */
+
+ if ((argval = XawFindArgVal(params, "foreground")) != NULL &&
+ argval->value) {
+ if (!XAllocNamedColor(DisplayOfScreen(screen), colormap,
+ argval->value, &color, &exact)) {
+ XmuSnprintf(buffer, sizeof(buffer),
+ "Cannot allocate color \"%s\".", argval->value);
+ XtAppWarning(XtDisplayToApplicationContext
+ (DisplayOfScreen(screen)), buffer);
+ DestroyTextPropertyList(propl);
+ if (prev)
+ prev->next = NULL;
+ XawFreeParamsStruct(params);
+ return (NULL);
+ }
+ prop->foreground = color.pixel;
+ prop->mask |= XAW_TPROP_FOREGROUND;
+ }
+ if ((argval = XawFindArgVal(params, "background")) != NULL &&
+ argval->value) {
+ if (!XAllocNamedColor(DisplayOfScreen(screen), colormap,
+ argval->value, &color, &exact)) {
+ XmuSnprintf(buffer, sizeof(buffer),
+ "Cannot allocate color \"%s\".", argval->value);
+ XtAppWarning(XtDisplayToApplicationContext
+ (DisplayOfScreen(screen)), buffer);
+ DestroyTextPropertyList(propl);
+ if (prev)
+ prev->next = NULL;
+ XawFreeParamsStruct(params);
+ return (NULL);
+ }
+ prop->background = color.pixel;
+ prop->mask |= XAW_TPROP_BACKGROUND;
+ }
+ /* foreground_pixmap and background_pixmap processing here */
+
+ if (XawFindArgVal(params, "underline"))
+ prop->mask |= XAW_TPROP_UNDERLINE;
+ if (XawFindArgVal(params, "overstrike"))
+ prop->mask |= XAW_TPROP_OVERSTRIKE;
+
+ if (XawFindArgVal(params, "subscript"))
+ prop->mask |= XAW_TPROP_SUBSCRIPT;
+ else if (XawFindArgVal(params, "superscript"))
+ prop->mask |= XAW_TPROP_SUPERSCRIPT;
+
+ /* xlfd */
+ if ((argval = XawFindArgVal(params, "foundry")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_FOUNDRY;
+ prop->foundry = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "family")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_FAMILY;
+ prop->family = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "weight")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_WEIGHT;
+ prop->weight = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "slant")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_SLANT;
+ prop->slant = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "setwidth")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_SETWIDTH;
+ prop->setwidth = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "addstyle")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_ADDSTYLE;
+ prop->addstyle = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "pixelsize")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_PIXELSIZE;
+ prop->pixel_size = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "pointsize")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_POINTSIZE;
+ prop->point_size = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "resx")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_RESX;
+ prop->res_x = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "resy")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_RESY;
+ prop->res_y = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "spacing")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_SPACING;
+ prop->spacing = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "avgwidth")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_AVGWIDTH;
+ prop->avgwidth = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "registry")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_REGISTRY;
+ prop->registry = XrmStringToQuark(argval->value);
+ }
+ if ((argval = XawFindArgVal(params, "encoding")) != NULL &&
+ argval->value) {
+ prop->xlfd_mask |= XAW_TPROP_ENCODING;
+ prop->encoding = XrmStringToQuark(argval->value);
+ }
+
+ if (def_prop)
+ (void)XawTextSinkCombineProperty(NULL, prop, def_prop, False);
+ (void)_XawTextSinkAddProperty(propl, prop, False);
+
+ XawFreeParamsStruct(params);
+ }
+
+ prop_lists = (XawTextPropertyList**)
+ XtRealloc((XtPointer)prop_lists, sizeof(XawTextPropertyList*) *
+ (num_prop_lists + 1));
+ prop_lists[num_prop_lists++] = propl;
+ qsort((void*)prop_lists, num_prop_lists, sizeof(XawTextPropertyList*),
+ qcmp_qident);
+
+ XtFree(str);
+
+ return (propl);
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtStringToPropertyList(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ XawTextPropertyList *propl = NULL;
+ String name;
+ Widget w;
+
+ if (*num_args != 1) {
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ "wrongParameters", "cvtStringToTextProperties",
+ "ToolkitError",
+ "String to textProperties conversion needs widget argument",
+ NULL, NULL);
+ return (False);
+ }
+
+ w = *(Widget*)args[0].addr;
+ while (w && !XtIsWidget(w))
+ w = XtParent(w);
+
+ name = (String)(fromVal[0].addr);
+
+ if (w) {
+ XawTextPropertyList **ptr = NULL;
+ if (prop_lists) ptr = (XawTextPropertyList**)
+ bsearch((void*)(long)XrmStringToQuark(name),
+ prop_lists, num_prop_lists,
+ sizeof(XawTextPropertyList*), bcmp_qident);
+
+ if (ptr) {
+ Screen *screen = w->core.screen;
+ Colormap colormap = w->core.colormap;
+ int depth = w->core.depth;
+
+ propl = *ptr;
+ while (propl) {
+ if (propl->screen == screen &&
+ propl->colormap == colormap &&
+ propl->depth == depth)
+ break;
+ propl = propl->next;
+ }
+ }
+ }
+
+ if (!propl) {
+ XtDisplayStringConversionWarning(dpy, (String)fromVal->addr,
+ XawRTextProperties);
+ toVal->addr = NULL;
+ toVal->size = sizeof(XawTextPropertyList*);
+ return (False);
+ }
+
+ if (toVal->addr != NULL) {
+ if (toVal->size < sizeof(XawTextPropertyList*)) {
+ toVal->size = sizeof(XawTextPropertyList*);
+ return (False);
+ }
+ *(XawTextPropertyList**)(toVal->addr) = propl;
+ }
+ else {
+ static XawTextPropertyList *static_val;
+
+ static_val = propl;
+ toVal->addr = (XPointer)&static_val;
+ }
+ toVal->size = sizeof(XawTextProperty*);
+
+ return (True);
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtPropertyListToString(Display *dpy, XrmValue *args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *converter_data)
+{
+ static char *buffer;
+ Cardinal size;
+ XawTextPropertyList *propl;
+
+ propl = *(XawTextPropertyList**)fromVal[0].addr;
+
+ buffer = XrmQuarkToString(propl->identifier);
+ size = strlen(buffer) + 1;
+
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = buffer;
+ toVal->size = size;
+
+ return (True);
+}
+#endif
diff --git a/libXaw/src/TextSrc.c b/libXaw/src/TextSrc.c
index bc055aaca..118361ea5 100644
--- a/libXaw/src/TextSrc.c
+++ b/libXaw/src/TextSrc.c
@@ -1,2008 +1,2008 @@
-/*
-
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-/*
- * Author: Chris Peterson, MIT X Consortium.
- * Much code taken from X11R3 String and Disk Sources.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <ctype.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xfuncs.h>
-#include <X11/Xutil.h>
-#include <X11/Xmu/Atoms.h>
-#include <X11/Xmu/CharSet.h>
-#include <X11/Xaw/TextSrcP.h>
-#include <X11/Xaw/XawInit.h>
-#include "XawI18n.h"
-#include "Private.h"
-
-#ifndef OLDXAW
-#define UNDO_DEPTH 16384
-
-#define ANCHORS_DIST 4096 /* default distance between anchors */
-
-/*
- * Types
- */
-typedef struct {
- XawTextPosition position;
- char *buffer;
- unsigned length;
- unsigned refcount;
- unsigned long format;
-} XawTextUndoBuffer;
-
-typedef struct _XawTextUndoList XawTextUndoList;
-struct _XawTextUndoList {
- XawTextUndoBuffer *left, *right;
- XawTextUndoList *undo, *redo;
-};
-
-struct _XawTextUndo {
- XawTextUndoBuffer **undo;
- unsigned num_undo;
- XawTextUndoList *list, *pointer, *end_mark, *head;
- unsigned num_list;
- XawTextScanDirection dir;
- XawTextUndoBuffer *l_save, *r_save;
- XawTextUndoList *u_save;
- XawTextUndoBuffer *l_no_change, *r_no_change;
- int merge;
- int erase; /* there are two types of erases */
-};
-#endif /* OLDXAW */
-
-/*
- * Class Methods
- */
-static Boolean ConvertSelection(Widget, Atom*, Atom*, Atom*, XtPointer*,
- unsigned long*, int*);
-static XawTextPosition Read(Widget, XawTextPosition, XawTextBlock*, int);
-static int Replace(Widget, XawTextPosition, XawTextPosition, XawTextBlock*);
-static XawTextPosition Scan(Widget, XawTextPosition, XawTextScanType,
- XawTextScanDirection, int, Bool);
-static XawTextPosition Search(Widget, XawTextPosition, XawTextScanDirection,
- XawTextBlock*);
-static void SetSelection(Widget, XawTextPosition, XawTextPosition, Atom);
-static void XawTextSrcClassInitialize(void);
-static void XawTextSrcClassPartInitialize(WidgetClass);
-static void XawTextSrcInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawTextSrcDestroy(Widget);
-static Boolean XawTextSrcSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-/*
- * Prototypes
- */
-static void CvtStringToEditMode(XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr);
-static Boolean CvtEditModeToString(Display*, XrmValuePtr, Cardinal*,
- XrmValuePtr, XrmValuePtr, XtPointer*);
-#ifndef OLDXAW
-static void FreeUndoBuffer(XawTextUndo*);
-static void UndoGC(XawTextUndo*);
-static void TellSourceChanged(TextSrcObject, XawTextPosition, XawTextPosition,
- XawTextBlock*, int);
-Bool _XawTextSrcUndo(TextSrcObject, XawTextPosition*);
-Bool _XawTextSrcToggleUndo(TextSrcObject);
-XawTextAnchor *_XawTextSourceFindAnchor(Widget, XawTextPosition);
-
-/*
- * External
- */
-void _XawSourceAddText(Widget, Widget);
-void _XawSourceRemoveText(Widget, Widget, Bool);
-Bool _XawTextSourceNewLineAtEOF(Widget);
-void _XawSourceSetUndoErase(TextSrcObject, int);
-void _XawSourceSetUndoMerge(TextSrcObject, Bool);
-#endif /* OLDXAW */
-
-/*
- * Defined in Text.c
- */
-char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
-void _XawTextSourceChanged(Widget, XawTextPosition, XawTextPosition,
- XawTextBlock*, int);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(TextSrcRec, textSrc.field)
-static XtResource resources[] = {
- {
- XtNeditType,
- XtCEditType,
- XtREditMode,
- sizeof(XawTextEditType),
- offset(edit_mode),
- XtRString,
- "read"
- },
-#ifndef OLDXAW
- {
- XtNcallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(callback),
- XtRCallback,
- NULL
- },
- {
- XtNsourceChanged,
- XtCChanged,
- XtRBoolean,
- sizeof(Boolean),
- offset(changed),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNenableUndo,
- XtCUndo,
- XtRBoolean,
- sizeof(Boolean),
- offset(enable_undo),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNpropertyCallback,
- XtCCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(property_callback),
- XtRCallback,
- NULL
- },
-#endif /* OLDXAW */
-};
-#undef offset
-
-#define Superclass (&objectClassRec)
-TextSrcClassRec textSrcClassRec = {
- /* object */
- {
- (WidgetClass)Superclass, /* superclass */
- "TextSrc", /* class_name */
- sizeof(TextSrcRec), /* widget_size */
- XawTextSrcClassInitialize, /* class_initialize */
- XawTextSrcClassPartInitialize, /* class_part_initialize */
- False, /* class_inited */
- XawTextSrcInitialize, /* initialize */
- NULL, /* initialize_hook */
- NULL, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- False, /* compress_exposure */
- False, /* compress_enterleave */
- False, /* visible_interest */
- XawTextSrcDestroy, /* destroy */
- NULL, /* resize */
- NULL, /* expose */
- XawTextSrcSetValues, /* set_values */
- NULL, /* set_values_hook */
- NULL, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- NULL, /* query_geometry */
- NULL, /* display_accelerator */
- NULL, /* extension */
- },
- /* text_src */
- {
- Read, /* Read */
- Replace, /* Replace */
- Scan, /* Scan */
- Search, /* Search */
- SetSelection, /* SetSelection */
- ConvertSelection, /* ConvertSelection */
- },
-};
-
-WidgetClass textSrcObjectClass = (WidgetClass)&textSrcClassRec;
-
-static XrmQuark QRead, QAppend, QEdit;
-#ifndef OLDXAW
-static char *SrcNL = "\n";
-static wchar_t SrcWNL[2];
-#endif
-
-/*
- * Implementation
- */
-static void
-XawTextSrcClassInitialize(void)
-{
- XawInitializeWidgetSet();
-
-#ifndef OLDXAW
- SrcWNL[0] = _Xaw_atowc(XawLF);
- SrcWNL[1] = 0;
-#endif
- QRead = XrmPermStringToQuark(XtEtextRead);
- QAppend = XrmPermStringToQuark(XtEtextAppend);
- QEdit = XrmPermStringToQuark(XtEtextEdit);
- XtAddConverter(XtRString, XtREditMode, CvtStringToEditMode, NULL, 0);
- XtSetTypeConverter(XtREditMode, XtRString, CvtEditModeToString, NULL, 0,
- XtCacheNone, NULL);
-}
-
-static void
-XawTextSrcClassPartInitialize(WidgetClass wc)
-{
- TextSrcObjectClass t_src, superC;
-
- t_src = (TextSrcObjectClass)wc;
- superC = (TextSrcObjectClass)t_src->object_class.superclass;
-
- /*
- * We don't need to check for null super since we'll get to TextSrc
- * eventually
- */
- if (t_src->textSrc_class.Read == XtInheritRead)
- t_src->textSrc_class.Read = superC->textSrc_class.Read;
-
- if (t_src->textSrc_class.Replace == XtInheritReplace)
- t_src->textSrc_class.Replace = superC->textSrc_class.Replace;
-
- if (t_src->textSrc_class.Scan == XtInheritScan)
- t_src->textSrc_class.Scan = superC->textSrc_class.Scan;
-
- if (t_src->textSrc_class.Search == XtInheritSearch)
- t_src->textSrc_class.Search = superC->textSrc_class.Search;
-
- if (t_src->textSrc_class.SetSelection == XtInheritSetSelection)
- t_src->textSrc_class.SetSelection = superC->textSrc_class.SetSelection;
-
- if (t_src->textSrc_class.ConvertSelection == XtInheritConvertSelection)
- t_src->textSrc_class.ConvertSelection =
- superC->textSrc_class.ConvertSelection;
-}
-
-/*ARGSUSED*/
-static void
-XawTextSrcInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
-#ifndef OLDXAW
- TextSrcObject src = (TextSrcObject)cnew;
-
- if (src->textSrc.enable_undo) {
- src->textSrc.undo = (XawTextUndo*)XtCalloc(1, sizeof(XawTextUndo));
- src->textSrc.undo->dir = XawsdLeft;
- }
- else
- src->textSrc.undo = NULL;
- src->textSrc.undo_state = False;
- if (XtIsSubclass(XtParent(cnew), textWidgetClass)) {
- src->textSrc.text = (WidgetList)XtMalloc(sizeof(Widget*));
- src->textSrc.text[0] = XtParent(cnew);
- src->textSrc.num_text = 1;
- }
- else {
- src->textSrc.text = NULL;
- src->textSrc.num_text = 0;
- }
-
- src->textSrc.anchors = NULL;
- src->textSrc.num_anchors = 0;
- (void)XawTextSourceAddAnchor(cnew, 0);
-#endif /* OLDXAW */
-}
-
-static void
-XawTextSrcDestroy(Widget w)
-{
-#ifndef OLDXAW
- TextSrcObject src = (TextSrcObject)w;
-
- if (src->textSrc.enable_undo) {
- FreeUndoBuffer(src->textSrc.undo);
- XtFree((char*)src->textSrc.undo);
- }
- XtFree((char*)src->textSrc.text);
-
- if (src->textSrc.num_anchors) {
- XawTextEntity *entity, *enext;
- int i;
-
- for (i = 0; i < src->textSrc.num_anchors; i++) {
- entity = src->textSrc.anchors[i]->entities;
- while (entity) {
- enext = entity->next;
- XtFree((XtPointer)entity);
- entity = enext;
- }
- XtFree((XtPointer)src->textSrc.anchors[i]);
- }
- XtFree((XtPointer)src->textSrc.anchors);
- }
-#endif /* OLDXAW */
-}
-
-/*ARGSUSED*/
-static Boolean
-XawTextSrcSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
-#ifndef OLDXAW
- TextSrcObject oldtw = (TextSrcObject)current;
- TextSrcObject newtw = (TextSrcObject)cnew;
-
- if (oldtw->textSrc.enable_undo != newtw->textSrc.enable_undo) {
- if (newtw->textSrc.enable_undo) {
- newtw->textSrc.undo = (XawTextUndo*)
- XtCalloc(1, sizeof(XawTextUndo));
- newtw->textSrc.undo->dir = XawsdLeft;
- }
- else {
- FreeUndoBuffer(newtw->textSrc.undo);
- XtFree((char*)newtw->textSrc.undo);
- newtw->textSrc.undo = NULL;
- }
- }
- if (oldtw->textSrc.changed != newtw->textSrc.changed) {
- if (newtw->textSrc.enable_undo) {
- if (newtw->textSrc.undo->list) {
- newtw->textSrc.undo->l_no_change =
- newtw->textSrc.undo->list->left;
- newtw->textSrc.undo->r_no_change =
- newtw->textSrc.undo->list->right;
- }
- else
- newtw->textSrc.undo->l_no_change =
- newtw->textSrc.undo->r_no_change = NULL;
- }
- }
-#endif /* OLDXAW */
- return (False);
-}
-
-/*
- * Function:
- * Read
- *
- * Parameters:
- * w - TextSrc Object
- * pos - position of the text to retreive
- * text - text block that will contain returned text
- * length - maximum number of characters to read
- *
- * Description:
- * This function reads the source.
- *
- * Returns:
- * The character position following the retrieved text.
- */
-/*ARGSUSED*/
-static XawTextPosition
-Read(Widget w, XawTextPosition pos, XawTextBlock *text, int length)
-{
- return ((XawTextPosition)0);
-}
-
-/*
- * Function:
- * Replace
- *
- * Parameters:
- * src - Text Source Object
- * startPos - ends of text that will be removed
- * endPos - ""
- * text - new text to be inserted into buffer at startPos
- *
- * Description:
- * Replaces a block of text with new text.
- */
-/*ARGSUSED*/
-static int
-Replace(Widget w, XawTextPosition startPos, XawTextPosition endPos,
- XawTextBlock *text)
-{
- return (XawEditError);
-}
-
-/*
- * Function:
- * Scan
- *
- * Parameters:
- * w - TextSrc Object
- * position - position to start scanning
- * type - type of thing to scan for
- * dir - direction to scan
- * count - which occurance if this thing to search for
- * include - whether or not to include the character found in
- * the position that is returned
- *
- * Description:
- * Scans the text source for the number and type of item specified.
- */
-/*ARGSUSED*/
-static XawTextPosition
-Scan(Widget w, XawTextPosition position, XawTextScanType type,
- XawTextScanDirection dir, int count, Bool include)
-{
- return ((XawTextPosition)0);
-}
-
-/*
- * Function:
- * Search
- *
- * Parameters:
- * w - TextSource Object
- * position - position to start searching
- * dir - direction to search
- * text - the text block to search for
- *
- * Description:
- * Searchs the text source for the text block passed
- */
-/*ARGSUSED*/
-static XawTextPosition
-Search(Widget w, XawTextPosition position, XawTextScanDirection dir,
- XawTextBlock *text)
-{
- return (XawTextSearchError);
-}
-
-/*ARGSUSED*/
-static Boolean
-ConvertSelection(Widget w, Atom *selection, Atom *target, Atom *type,
- XtPointer *value, unsigned long *length, int *format)
-{
- return (False);
-}
-
-/*ARGSUSED*/
-static void
-SetSelection(Widget w, XawTextPosition left, XawTextPosition right,
- Atom selection)
-{
-}
-
-/*ARGSUSED*/
-static void
-CvtStringToEditMode(XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal)
-{
- static XawTextEditType editType;
- XrmQuark q;
- char name[7];
-
- XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
- q = XrmStringToQuark(name);
-
- if (q == QRead)
- editType = XawtextRead;
- else if (q == QAppend)
- editType = XawtextAppend;
- else if (q == QEdit)
- editType = XawtextEdit;
- else {
- toVal->size = 0;
- toVal->addr = NULL;
- XtStringConversionWarning((char *)fromVal->addr, XtREditMode);
- }
- toVal->size = sizeof(XawTextEditType);
- toVal->addr = (XPointer)&editType;
-}
-
-/*ARGSUSED*/
-static Boolean
-CvtEditModeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
- XrmValuePtr fromVal, XrmValuePtr toVal,
- XtPointer *data)
-{
- static String buffer;
- Cardinal size;
-
- switch (*(XawTextEditType *)fromVal->addr) {
- case XawtextRead:
- buffer = XtEtextRead;
- break;
- case XawtextAppend:
- buffer = XtEtextAppend;
- break;
- case XawtextEdit:
- buffer = XtEtextEdit;
- break;
- default:
- XawTypeToStringWarning(dpy, XtREditMode);
- toVal->addr = NULL;
- toVal->size = 0;
- return (False);
- }
-
- size = strlen(buffer) + 1;
- if (toVal->addr != NULL) {
- if (toVal->size < size) {
- toVal->size = size;
- return (False);
- }
- strcpy((char *)toVal->addr, buffer);
- }
- else
- toVal->addr = (XPointer)buffer;
- toVal->size = sizeof(String);
-
- return (True);
-}
-
-#ifndef OLDXAW
-Bool
-_XawTextSourceNewLineAtEOF(Widget w)
-{
- TextSrcObject src = (TextSrcObject)w;
- XawTextBlock text;
-
- text.firstPos = 0;
- if ((text.format = src->textSrc.text_format) == XawFmt8Bit)
- text.ptr = SrcNL;
- else
- text.ptr = (char*)SrcWNL;
- text.length = 1;
-
- return (XawTextSourceSearch(w, XawTextSourceScan(w, 0, XawstAll,
- XawsdRight, 1, True) - 1,
- XawsdRight, &text) != XawTextSearchError);
-}
-
-void
-_XawSourceAddText(Widget source, Widget text)
-{
- TextSrcObject src = (TextSrcObject)source;
- Bool found = False;
- Cardinal i;
-
- for (i = 0; i < src->textSrc.num_text; i++)
- if (src->textSrc.text[i] == text) {
- found = True;
- break;
- }
-
- if (!found) {
- src->textSrc.text = (WidgetList)
- XtRealloc((char*)src->textSrc.text,
- sizeof(Widget) * (src->textSrc.num_text + 1));
- src->textSrc.text[src->textSrc.num_text++] = text;
- }
-}
-
-void
-_XawSourceRemoveText(Widget source, Widget text, Bool destroy)
-{
- TextSrcObject src = (TextSrcObject)source;
- Bool found = False;
- Cardinal i;
-
- if (src == NULL)
- return;
-
- for (i = 0; i < src->textSrc.num_text; i++)
- if (src->textSrc.text[i] == text) {
- found = True;
- break;
- }
-
- if (found) {
- if (--src->textSrc.num_text == 0) {
- if (destroy) {
- XtDestroyWidget(source);
- return;
- }
- else {
- XtFree((char*)src->textSrc.text);
- src->textSrc.text = NULL; /* for realloc "magic" */
- }
- }
- else if (i < src->textSrc.num_text)
- memmove(&src->textSrc.text[i], &src->textSrc.text[i + 1],
- sizeof(Widget) * (src->textSrc.num_text - i));
- }
-}
-#endif /* OLDXAW */
-
-/*
- * Function:
- * XawTextSourceRead
- *
- * Parameters:
- * w - TextSrc Object
- * pos - position of the text to retrieve
- * text - text block that will contain returned text (return)
- * length - maximum number of characters to read
- *
- * Description:
- * This function reads the source.
- *
- * Returns:
- * The number of characters read into the buffer
- */
-XawTextPosition
-XawTextSourceRead(Widget w, XawTextPosition pos, XawTextBlock *text,
- int length)
-{
- TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
-
- return ((*cclass->textSrc_class.Read)(w, pos, text, length));
-}
-
-#ifndef OLDXAW
-static void
-TellSourceChanged(TextSrcObject src, XawTextPosition left,
- XawTextPosition right, XawTextBlock *block, int lines)
-{
- Cardinal i;
-
- for (i = 0; i < src->textSrc.num_text; i++)
- _XawTextSourceChanged(src->textSrc.text[i], left, right, block, lines);
-}
-
-/*
- * This function is required because there is no way to diferentiate
- * if the first erase was generated by a backward-kill-char and the
- * second by a forward-kill-char (or vice-versa) from XawTextSourceReplace.
- * It is only possible to diferentiate after the second character is
- * killed, but then, it is too late.
- */
-void
-_XawSourceSetUndoErase(TextSrcObject src, int value)
-{
- if (src && src->textSrc.enable_undo)
- src->textSrc.undo->erase = value;
-}
-
-/*
- * To diferentiate insert-char's separeted by cursor movements.
- */
-void
-_XawSourceSetUndoMerge(TextSrcObject src, Bool state)
-{
- if (src && src->textSrc.enable_undo)
- src->textSrc.undo->merge += state ? 1 : -1;
-}
-#endif /* OLDXAW */
-
-/*
- * Public Functions
- */
-/*
- * Function:
- * XawTextSourceReplace
- *
- * Parameters:
- * src - Text Source Object
- * startPos - ends of text that will be removed
- * endPos - ""
- * text - new text to be inserted into buffer at startPos
- *
- * Description:
- * Replaces a block of text with new text.
- *
- * Returns:
- * XawEditError or XawEditDone.
- */
-/*ARGSUSED*/
-int
-XawTextSourceReplace(Widget w, XawTextPosition left,
- XawTextPosition right, XawTextBlock *block)
-{
- TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
-#ifndef OLDXAW
- TextSrcObject src = (TextSrcObject)w;
- XawTextUndoBuffer *l_state, *r_state;
- XawTextUndoList *undo;
- Bool enable_undo;
- XawTextPosition start, end;
- int i, error, lines = 0;
-
- if (src->textSrc.edit_mode == XawtextRead)
- return (XawEditError);
-
- enable_undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
- if (enable_undo) {
- unsigned size, total;
-
- if (src->textSrc.undo->l_save) {
- l_state = src->textSrc.undo->l_save;
- src->textSrc.undo->l_save = NULL;
- }
- else
- l_state = XtNew(XawTextUndoBuffer);
- l_state->refcount = 1;
- l_state->position = left;
- if (left < right) {
- Widget ctx = NULL;
-
- for (i = 0; i < src->textSrc.num_text; i++)
- if (XtIsSubclass(src->textSrc.text[i], textWidgetClass)) {
- ctx = src->textSrc.text[i];
- break;
- }
- l_state->buffer = _XawTextGetText((TextWidget)ctx, left, right);
- l_state->length = right - left;
- }
- else {
- l_state->length = 0;
- l_state->buffer = NULL;
- }
- l_state->format = src->textSrc.text_format;
- if (l_state->length == 1) {
- if (l_state->format == XawFmtWide &&
- *(wchar_t*)l_state->buffer == *SrcWNL) {
- XtFree(l_state->buffer);
- l_state->buffer = (char*)SrcWNL;
- }
- else if (*l_state->buffer == '\n') {
- XtFree(l_state->buffer);
- l_state->buffer = SrcNL;
- }
- }
-
- if (src->textSrc.undo->r_save) {
- r_state = src->textSrc.undo->r_save;
- src->textSrc.undo->r_save = NULL;
- }
- else
- r_state = XtNew(XawTextUndoBuffer);
- r_state->refcount = 1;
- r_state->position = left;
- r_state->format = block->format;
- size = block->format == XawFmtWide ? sizeof(wchar_t) : sizeof(char);
- total = size * block->length;
- r_state->length = block->length;
- r_state->buffer = NULL;
- if (total == size) {
- if (r_state->format == XawFmtWide &&
- *(wchar_t*)block->ptr == *SrcWNL)
- r_state->buffer = (char*)SrcWNL;
- else if (*block->ptr == '\n')
- r_state->buffer = SrcNL;
- }
- if (total && !r_state->buffer) {
- r_state->buffer = XtMalloc(total);
- memcpy(r_state->buffer, block->ptr, total);
- }
-
- if (src->textSrc.undo->u_save) {
- undo = src->textSrc.undo->u_save;
- src->textSrc.undo->u_save = NULL;
- }
- else
- undo = XtNew(XawTextUndoList);
- undo->left = l_state;
- undo->right = r_state;
- undo->undo = src->textSrc.undo->list;
- undo->redo = NULL;
- }
- else {
- undo = NULL;
- l_state = r_state = NULL;
- }
-
-#define LARGE_VALUE 262144 /* 256 K */
- /* optimization, to avoid long delays recalculating the line number
- * when editing huge files
- */
- if (left > LARGE_VALUE) {
- start = XawTextSourceScan(w, left, XawstEOL, XawsdLeft, 2, False);
- for (i = 0; i < src->textSrc.num_text; i++) {
- TextWidget tw = (TextWidget)src->textSrc.text[i];
-
- if (left <= tw->text.lt.top &&
- left + block->length - (right - left) > tw->text.lt.top)
- _XawTextBuildLineTable(tw, start, False);
- }
- }
-#undef LARGE_VALUE
-
- start = left;
- end = right;
- while (start < end) {
- start = XawTextSourceScan(w, start, XawstEOL, XawsdRight, 1, True);
- if (start <= end) {
- --lines;
- if (start == XawTextSourceScan(w, 0, XawstAll, XawsdRight, 1, True)) {
- lines += !_XawTextSourceNewLineAtEOF(w);
- break;
- }
- }
- }
-#else
- int error;
-#endif /* OLDXAW */
-
- error = (*cclass->textSrc_class.Replace)(w, left, right, block);
-
-#ifndef OLDXAW
- if (error != XawEditDone) {
- if (enable_undo) {
- if (l_state->buffer) {
- if (l_state->buffer != SrcNL && l_state->buffer != (char*)SrcWNL)
- XtFree(l_state->buffer);
- l_state->buffer = NULL;
- }
- src->textSrc.undo->l_save = l_state;
- if (r_state->buffer) {
- if (r_state->buffer != SrcNL && r_state->buffer != (char*)SrcWNL)
- XtFree(r_state->buffer);
- r_state->buffer = NULL;
- }
- src->textSrc.undo->r_save = r_state;
-
- src->textSrc.undo->u_save = undo;
- }
- }
- else if (enable_undo) {
- XawTextUndoList *list = src->textSrc.undo->list;
- XawTextUndoBuffer *unl, *lnl;
- int erase = undo->right->length == 0 && undo->left->length == 1 && list
- && list->right->length == 0;
-
- if (erase) {
- erase = list->left->position - 1 == undo->left->position ? -1 :
- list->left->position == undo->left->position ? 1 : 0;
- if (src->textSrc.undo->erase && erase != src->textSrc.undo->erase)
- erase = 0;
- else
- src->textSrc.undo->erase = erase;
- }
-
- if (erase) {
- unl = l_state;
- lnl = list->left;
- }
- else {
- unl = r_state;
- lnl = list ? list->right : NULL;
- }
-
- /* Try to merge the undo buffers */
- if (src->textSrc.undo->merge > 0 && ((erase ||
- (list && ((list->left->length == 0 && undo->left->length == 0) ||
- (list->left->length == list->right->length &&
- undo->left->length == 1)) &&
- undo->right->length == 1 &&
- list->right->position + list->right->length
- == undo->right->position))
- && src->textSrc.undo->pointer == list
- && unl->format == list->right->format
- && ((unl->format == XawFmt8Bit && unl->buffer[0] != XawLF) ||
- (unl->format == XawFmtWide &&
- *(wchar_t*)(unl->buffer) != _Xaw_atowc(XawLF)))
- && ((lnl->format == XawFmt8Bit && lnl->buffer[0] != XawLF) ||
- (lnl->format == XawFmtWide &&
- *(wchar_t*)(lnl->buffer) != _Xaw_atowc(XawLF))))) {
- unsigned size = lnl->format == XawFmtWide ?
- sizeof(wchar_t) : sizeof(char);
-
- if (!erase) {
- list->right->buffer = XtRealloc(list->right->buffer,
- (list->right->length + 1) * size);
- memcpy(list->right->buffer + list->right->length * size,
- undo->right->buffer, size);
- ++list->right->length;
- XtFree(r_state->buffer);
- }
- else if (erase < 0) {
- --list->left->position;
- --list->right->position;
- }
-
- src->textSrc.undo->l_save = l_state;
- src->textSrc.undo->r_save = r_state;
- src->textSrc.undo->u_save = undo;
-
- if (list->left->length) {
- list->left->buffer = XtRealloc(list->left->buffer,
- (list->left->length + 1) * size);
- if (erase >= 0)
- memcpy(list->left->buffer + list->left->length * size,
- undo->left->buffer, size);
- else {
- /* use memmove, since strings overlap */
- memmove(list->left->buffer + size, list->left->buffer,
- list->left->length * size);
- memcpy(list->left->buffer, undo->left->buffer, size);
- }
- ++list->left->length;
- if (l_state->buffer != SrcNL && l_state->buffer != (char*)SrcWNL)
- XtFree(l_state->buffer);
- }
-
- if (src->textSrc.undo->num_list >= UNDO_DEPTH)
- UndoGC(src->textSrc.undo);
- }
- else {
- src->textSrc.undo->undo = (XawTextUndoBuffer**)
- XtRealloc((char*)src->textSrc.undo->undo,
- (2 + src->textSrc.undo->num_undo)
- * sizeof(XawTextUndoBuffer));
- src->textSrc.undo->undo[src->textSrc.undo->num_undo++] = l_state;
- src->textSrc.undo->undo[src->textSrc.undo->num_undo++] = r_state;
-
- if (src->textSrc.undo->list)
- src->textSrc.undo->list->redo = undo;
- else
- src->textSrc.undo->head = undo;
-
- src->textSrc.undo->merge = l_state->length <= 1 &&
- r_state->length <= 1;
-
- src->textSrc.undo->list = src->textSrc.undo->pointer =
- src->textSrc.undo->end_mark = undo;
-
- if (++src->textSrc.undo->num_list >= UNDO_DEPTH)
- UndoGC(src->textSrc.undo);
- }
- src->textSrc.undo->dir = XawsdLeft;
- if (!src->textSrc.changed) {
- src->textSrc.undo->l_no_change = src->textSrc.undo->list->right;
- src->textSrc.undo->r_no_change = src->textSrc.undo->list->left;
- src->textSrc.changed = True;
- }
- }
- else if (!src->textSrc.enable_undo)
- src->textSrc.changed = True;
-
- if (error == XawEditDone) {
- XawTextPropertyInfo info;
- XawTextAnchor *anchor;
-
- /* find anchor and index */
- /* XXX index (i) could be returned by XawTextSourceFindAnchor
- * or similar function, to speed up */
- if ((anchor = XawTextSourceFindAnchor(w, left))) {
- XawTextEntity *eprev, *entity, *enext;
- XawTextPosition offset = 0, diff = block->length - (right - left);
-
- for (i = 0; i < src->textSrc.num_anchors; i++)
- if (src->textSrc.anchors[i] == anchor)
- break;
- if (anchor->cache && anchor->position + anchor->cache->offset +
- anchor->cache->length <= left)
- eprev = entity = anchor->cache;
- else
- eprev = entity = anchor->entities;
- while (entity) {
- offset = anchor->position + entity->offset;
-
- if (offset > left)
- break;
- if (offset + entity->length > left)
- break;
-
- eprev = entity;
- entity = entity->next;
- }
-
- /* try to do the right thing here (and most likely correct), but
- * other code needs to check what was done */
-
- /* adjust entity length */
- if (entity && offset <= left) {
- if (offset + entity->length < right)
- entity->length = left - offset + block->length;
- else
- entity->length += diff;
-
- if (entity->length == 0) {
- enext = entity->next;
- eprev->next = enext;
- anchor->cache = NULL;
- XtFree((XtPointer)entity);
- if (entity == anchor->entities) {
- if ((anchor->entities = enext) == NULL) {
- eprev = NULL;
- anchor = XawTextSourceRemoveAnchor(w, anchor);
- entity = anchor ? anchor->entities : NULL;
- }
- else
- eprev = entity = enext;
- }
- else
- entity = enext;
- }
- else {
- eprev = entity;
- entity = entity->next;
- }
- }
-
- while (anchor) {
- while (entity) {
- offset = anchor->position + entity->offset + entity->length;
-
- if (offset > right) {
- entity->length = XawMin(entity->length, offset - right);
- goto exit_anchor_loop;
- }
-
- enext = entity->next;
- if (eprev)
- eprev->next = enext;
- XtFree((XtPointer)entity);
- anchor->cache = NULL;
- if (entity == anchor->entities) {
- eprev = NULL;
- if ((anchor->entities = enext) == NULL) {
- if (i == 0)
- ++i;
- else if (i < --src->textSrc.num_anchors) {
- memmove(&src->textSrc.anchors[i],
- &src->textSrc.anchors[i + 1],
- (src->textSrc.num_anchors - i) *
- sizeof(XawTextAnchor*));
- XtFree((XtPointer)anchor);
- }
- if (i >= src->textSrc.num_anchors) {
- anchor = NULL;
- entity = NULL;
- break;
- }
- anchor = src->textSrc.anchors[i];
- entity = anchor->entities;
- continue;
- }
- }
- entity = enext;
- }
- if (i + 1 < src->textSrc.num_anchors) {
- anchor = src->textSrc.anchors[++i];
- entity = anchor->entities;
- eprev = NULL;
- }
- else {
- anchor = NULL;
- break;
- }
- eprev = NULL;
- }
-
-exit_anchor_loop:
- if (anchor) {
- XawTextAnchor *aprev;
-
- if (anchor->position >= XawMax(right, left + block->length))
- anchor->position += diff;
- else if (anchor->position > left &&
- (aprev = XawTextSourcePrevAnchor(w, anchor))) {
- XawTextPosition tmp = anchor->position - aprev->position;
-
- if (diff) {
- while (entity) {
- entity->offset += diff;
- entity = entity->next;
- }
- }
- entity = anchor->entities;
- while (entity) {
- entity->offset += tmp;
- entity = entity->next;
- }
- if ((entity = aprev->entities) == NULL)
- aprev->entities = anchor->entities;
- else {
- while (entity->next)
- entity = entity->next;
- entity->next = anchor->entities;
- }
- anchor->entities = NULL;
- (void)XawTextSourceRemoveAnchor(w, anchor);
- --i;
- }
- else if (diff) {
- while (entity) {
- entity->offset += diff;
- entity = entity->next;
- }
- }
- }
-
- if (diff) {
- /* The first anchor is never removed, and should
- * have position 0.
- * i should be -1 if attempted to removed the first
- * anchor, what can be caused when removing a chunk
- * of text of the first entity.
- * */
- if (++i == 0) {
- anchor = src->textSrc.anchors[0];
- eprev = entity = anchor->entities;
- while (entity) {
- enext = entity->next;
- if (entity->offset + entity->length <= -diff)
- XtFree((XtPointer)entity);
- else
- break;
- entity = enext;
- }
- if (eprev != entity) {
- anchor->cache = NULL;
- if ((anchor->entities = entity) != NULL) {
- if ((entity->offset += diff) < 0) {
- entity->length += entity->offset;
- entity->offset = 0;
- }
- }
- }
- ++i;
- }
- for (; i < src->textSrc.num_anchors; i++)
- src->textSrc.anchors[i]->position += diff;
- }
- }
-
- start = left;
- end = start + block->length;
- while (start < end) {
- start = XawTextSourceScan(w, start, XawstEOL, XawsdRight, 1, True);
- if (start <= end) {
- ++lines;
- if (start == XawTextSourceScan(w, 0, XawstAll, XawsdRight, 1, True)) {
- lines -= !_XawTextSourceNewLineAtEOF(w);
- break;
- }
- }
- }
-
- info.left = left;
- info.right = right;
- info.block = block;
- XtCallCallbacks(w, XtNpropertyCallback, &info);
-
- TellSourceChanged(src, left, right, block, lines);
- /* Call callbacks, we have changed the buffer */
- XtCallCallbacks(w, XtNcallback,
- (XtPointer)((long)src->textSrc.changed));
- }
-
-#endif /* OLDXAW */
- return (error);
-}
-
-#ifndef OLDXAW
-Bool
-_XawTextSrcUndo(TextSrcObject src, XawTextPosition *insert_pos)
-{
- static wchar_t wnull = 0;
- XawTextBlock block;
- XawTextUndoList *list, *nlist;
- XawTextUndoBuffer *l_state, *r_state;
- Boolean changed = src->textSrc.changed;
-
- if (!src->textSrc.enable_undo || !src->textSrc.undo->num_undo)
- return (False);
-
- list = src->textSrc.undo->pointer;
-
- if (src->textSrc.undo->dir == XawsdLeft) {
- l_state = list->right;
- r_state = list->left;
- }
- else {
- l_state = list->left;
- r_state = list->right;
- }
-
- if (src->textSrc.undo->l_no_change == l_state
- && src->textSrc.undo->r_no_change == r_state)
- src->textSrc.changed = False;
- else
- src->textSrc.changed = True;
-
- block.firstPos = 0;
- block.length = r_state->length;
- block.ptr = r_state->buffer ? r_state->buffer : (char*)&wnull;
- block.format = r_state->format;
-
- src->textSrc.undo_state = True;
- if (XawTextSourceReplace((Widget)src, l_state->position, l_state->position
- + l_state->length, &block) != XawEditDone) {
- src->textSrc.undo_state = False;
- src->textSrc.changed = changed;
- return (False);
- }
- src->textSrc.undo_state = False;
-
- ++l_state->refcount;
- ++r_state->refcount;
- nlist = XtNew(XawTextUndoList);
- nlist->left = l_state;
- nlist->right = r_state;
- nlist->undo = src->textSrc.undo->list;
- nlist->redo = NULL;
-
- if (list == src->textSrc.undo->list)
- src->textSrc.undo->end_mark = nlist;
-
- if (src->textSrc.undo->dir == XawsdLeft) {
- if (list->undo == NULL)
- src->textSrc.undo->dir = XawsdRight;
- else
- list = list->undo;
- }
- else {
- if (list->redo == NULL || list->redo == src->textSrc.undo->end_mark)
- src->textSrc.undo->dir = XawsdLeft;
- else
- list = list->redo;
- }
- *insert_pos = r_state->position + r_state->length;
- src->textSrc.undo->pointer = list;
- src->textSrc.undo->list->redo = nlist;
- src->textSrc.undo->list = nlist;
- src->textSrc.undo->merge = src->textSrc.undo->erase = 0;
-
- if (++src->textSrc.undo->num_list >= UNDO_DEPTH)
- UndoGC(src->textSrc.undo);
-
- return (True);
-}
-
-Bool
-_XawTextSrcToggleUndo(TextSrcObject src)
-{
- if (!src->textSrc.enable_undo || !src->textSrc.undo->num_undo)
- return (False);
-
- if (src->textSrc.undo->pointer != src->textSrc.undo->list) {
- if (src->textSrc.undo->dir == XawsdLeft) {
- if (src->textSrc.undo->pointer->redo
- && (src->textSrc.undo->pointer->redo
- != src->textSrc.undo->end_mark)) {
- src->textSrc.undo->pointer = src->textSrc.undo->pointer->redo;
- src->textSrc.undo->dir = XawsdRight;
- }
- }
- else {
- if (src->textSrc.undo->pointer->undo
- && (src->textSrc.undo->pointer != src->textSrc.undo->head)) {
- src->textSrc.undo->pointer = src->textSrc.undo->pointer->undo;
- src->textSrc.undo->dir = XawsdLeft;
- }
- }
- }
-
- return (True);
-}
-
-static void
-FreeUndoBuffer(XawTextUndo *undo)
-{
- unsigned i;
- XawTextUndoList *head, *del;
-
- for (i = 0; i < undo->num_undo; i++) {
- if (undo->undo[i]->buffer && undo->undo[i]->buffer != SrcNL &&
- undo->undo[i]->buffer != (char*)SrcWNL)
- XtFree(undo->undo[i]->buffer);
- XtFree((char*)undo->undo[i]);
- }
- XtFree((char*)undo->undo);
- head = undo->head;
-
- del = head;
- while (head) {
- head = head->redo;
- XtFree((char*)del);
- del = head;
- }
-
- if (undo->l_save) {
- XtFree((char*)undo->l_save);
- undo->l_save = NULL;
- }
- if (undo->r_save) {
- XtFree((char*)undo->r_save);
- undo->r_save = NULL;
- }
- if (undo->u_save) {
- XtFree((char*)undo->u_save);
- undo->u_save = NULL;
- }
-
- undo->list = undo->pointer = undo->head = undo->end_mark = NULL;
- undo->l_no_change = undo->r_no_change = NULL;
- undo->undo = NULL;
- undo->dir = XawsdLeft;
- undo->num_undo = undo->num_list = undo->erase = undo->merge = 0;
-}
-
-static void
-UndoGC(XawTextUndo *undo)
-{
- unsigned i;
- XawTextUndoList *head = undo->head, *redo = head->redo;
-
- if (head == undo->pointer || head == undo->end_mark
- || undo->l_no_change == NULL
- || head->left == undo->l_no_change || head->right == undo->l_no_change)
- return;
-
- undo->head = redo;
- redo->undo = NULL;
-
- --head->left->refcount;
- if (--head->right->refcount == 0) {
- for (i = 0; i < undo->num_undo; i+= 2)
- if (head->left == undo->undo[i] || head->left == undo->undo[i+1]) {
- if (head->left == undo->undo[i+1]) {
- XawTextUndoBuffer *tmp = redo->left;
-
- redo->left = redo->right;
- redo->right = tmp;
- }
- if (head->left->buffer && head->left->buffer != SrcNL &&
- head->left->buffer != (char*)SrcWNL)
- XtFree(head->left->buffer);
- XtFree((char*)head->left);
- if (head->right->buffer && head->right->buffer != SrcNL &&
- head->right->buffer != (char*)SrcWNL)
- XtFree(head->right->buffer);
- XtFree((char*)head->right);
-
- undo->num_undo -= 2;
- memmove(&undo->undo[i], &undo->undo[i + 2],
- (undo->num_undo - i) * sizeof(XawTextUndoBuffer*));
- break;
- }
- }
- XtFree((char*)head);
- --undo->num_list;
-}
-#endif /* OLDXAW */
-
-/*
- * Function:
- * XawTextSourceScan
- *
- * Parameters:
- * w - TextSrc Object
- * position - position to start scanning
- * type - type of thing to scan for
- * dir - direction to scan
- * count - which occurance if this thing to search for
- * include - whether or not to include the character found in
- * the position that is returned.
- *
- * Description:
- * Scans the text source for the number and type of item specified.
- *
- * Returns:
- * The position of the text
- */
-XawTextPosition
-XawTextSourceScan(Widget w, XawTextPosition position,
-#if NeedWidePrototypes
- int type, int dir, int count, int include
-#else
- XawTextScanType type, XawTextScanDirection dir,
- int count, Boolean include
-#endif
-)
-{
- TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
-
- return ((*cclass->textSrc_class.Scan)
- (w, position, type, dir, count, include));
-}
-
-/*
- * Function:
- * XawTextSourceSearch
- *
- * Parameters:
- * w - TextSource Object
- * position - position to start scanning
- * dir - direction to scan
- * text - the text block to search for.
- *
- * Returns:
- * The position of the text we are searching for or XawTextSearchError.
- *
- * Description:
- * Searchs the text source for the text block passed
- */
-XawTextPosition
-XawTextSourceSearch(Widget w, XawTextPosition position,
-#if NeedWidePrototypes
- int dir,
-#else
- XawTextScanDirection dir,
-#endif
- XawTextBlock *text)
-{
- TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
-
- return ((*cclass->textSrc_class.Search)(w, position, dir, text));
-}
-
-/*
- * Function:
- * XawTextSourceConvertSelection
- *
- * Parameters:
- * w - TextSrc object
- * selection - current selection atom
- * target - current target atom
- * type - type to conver the selection to
- * value - return value that has been converted
- * length - ""
- * format - format of the returned value
- *
- * Returns:
- * True if the selection has been converted
- */
-Boolean
-XawTextSourceConvertSelection(Widget w, Atom *selection, Atom *target,
- Atom *type, XtPointer *value,
- unsigned long *length, int *format)
-{
- TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
-
- return((*cclass->textSrc_class.ConvertSelection)
- (w, selection, target, type, value, length, format));
-}
-
-/*
- * Function:
- * XawTextSourceSetSelection
- *
- * Parameters:
- * w - TextSrc object
- * left - bounds of the selection
- * rigth - ""
- * selection - selection atom
- *
- * Description:
- * Allows special setting of the selection.
- */
-void
-XawTextSourceSetSelection(Widget w, XawTextPosition left,
- XawTextPosition right, Atom selection)
-{
- TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
-
- (*cclass->textSrc_class.SetSelection)(w, left, right, selection);
-}
-
-/*
- * External Functions for Multi Text
- */
-/*
- * TextFormat():
- * returns the format of text: FMT8BIT or FMTWIDE
- */
-XrmQuark
-_XawTextFormat(TextWidget tw)
-{
- return (((TextSrcObject)(tw->text.source))->textSrc.text_format);
-}
-
-/* _XawTextWCToMB():
- * Convert the wchar string to external encoding
- * The caller is responsible for freeing both the source and ret string
- *
- * wstr - source wchar string
- * len_in_out - lengh of string.
- * As In, length of source wchar string, measured in wchar
- * As Out, length of returned string
- */
-char *
-_XawTextWCToMB(Display *d, wchar_t *wstr, int *len_in_out)
-{
- XTextProperty textprop;
-
- if (XwcTextListToTextProperty(d, (wchar_t**)&wstr, 1,
- XTextStyle, &textprop) < Success) {
- XtWarningMsg("convertError", "textSource", "XawError",
- "Non-character code(s) in buffer.", NULL, NULL);
- *len_in_out = 0;
- return (NULL);
- }
- *len_in_out = textprop.nitems;
-
- return ((char *)textprop.value);
-}
-
-/* _XawTextMBToWC():
- * Convert the string to internal processing codeset WC.
- * The caller is responsible for freeing both the source and ret string.
- *
- * str - source string
- * len_in_out - lengh of string
- * As In, it is length of source string
- * As Out, it is length of returned string, measured in wchar
- */
-wchar_t *
-_XawTextMBToWC(Display *d, char *str, int *len_in_out)
-{
- XTextProperty textprop;
- char *buf;
- wchar_t **wlist, *wstr;
- int count;
-
- if (*len_in_out == 0)
- return (NULL);
-
- buf = XtMalloc(*len_in_out + 1);
-
- strncpy(buf, str, *len_in_out);
- *(buf + *len_in_out) = '\0';
- if (XmbTextListToTextProperty(d, &buf, 1, XTextStyle, &textprop) != Success) {
- XtWarningMsg("convertError", "textSource", "XawError",
- "No Memory, or Locale not supported.", NULL, NULL);
- XtFree(buf);
- *len_in_out = 0;
- return (NULL);
- }
-
- XtFree(buf);
- if (XwcTextPropertyToTextList(d, &textprop,
- (wchar_t***)&wlist, &count) != Success) {
- XtWarningMsg("convertError", "multiSourceCreate", "XawError",
- "Non-character code(s) in source.", NULL, NULL);
- *len_in_out = 0;
- return (NULL);
- }
- wstr = wlist[0];
- *len_in_out = wcslen(wstr);
- XtFree((XtPointer)wlist);
-
- return (wstr);
-}
-
-#ifndef OLDXAW
-static int
-qcmp_anchors(_Xconst void *left, _Xconst void *right)
-{
- return ((*(XawTextAnchor**)left)->position -
- (*(XawTextAnchor**)right)->position);
-}
-
-XawTextAnchor *
-XawTextSourceAddAnchor(Widget w, XawTextPosition position)
-{
- TextSrcObject src = (TextSrcObject)w;
- XawTextAnchor *anchor, *panchor;
-
- if ((panchor = XawTextSourceFindAnchor(w, position)) != NULL) {
- XawTextEntity *pentity, *entity;
-
- if (position - panchor->position < ANCHORS_DIST)
- return (panchor);
-
- if (panchor->cache && panchor->position + panchor->cache->offset +
- panchor->cache->length < position)
- pentity = entity = panchor->cache;
- else
- pentity = entity = panchor->entities;
-
- while (entity && panchor->position + entity->offset +
- entity->length < position) {
- pentity = entity;
- entity = entity->next;
- }
- if (entity) {
- XawTextPosition diff;
-
- if (panchor->position + entity->offset < position)
- position = panchor->position + entity->offset;
-
- if (position == panchor->position)
- return (panchor);
-
- anchor = XtNew(XawTextAnchor);
- diff = position - panchor->position;
-
- panchor->cache = NULL;
- anchor->entities = entity;
- if (pentity != entity)
- pentity->next = NULL;
- else
- panchor->entities = NULL;
- while (entity) {
- entity->offset -= diff;
- entity = entity->next;
- }
- }
- else {
- anchor = XtNew(XawTextAnchor);
- anchor->entities = NULL;
- }
- }
- else {
- anchor = XtNew(XawTextAnchor);
- anchor->entities = NULL;
- }
-
- anchor->position = position;
- anchor->cache = NULL;
-
- src->textSrc.anchors = (XawTextAnchor**)
- XtRealloc((XtPointer)src->textSrc.anchors, sizeof(XawTextAnchor*) *
- (src->textSrc.num_anchors + 1));
- src->textSrc.anchors[src->textSrc.num_anchors++] = anchor;
- qsort((void*)src->textSrc.anchors, src->textSrc.num_anchors,
- sizeof(XawTextAnchor*), qcmp_anchors);
-
- return (anchor);
-}
-
-XawTextAnchor *
-XawTextSourceFindAnchor(Widget w, XawTextPosition position)
-{
- TextSrcObject src = (TextSrcObject)w;
- int i = 0, left, right, nmemb = src->textSrc.num_anchors;
- XawTextAnchor *anchor, **anchors = src->textSrc.anchors;
-
- left = 0;
- right = nmemb - 1;
- while (left <= right) {
- anchor = anchors[i = (left + right) >> 1];
- if (anchor->position == position)
- return (anchor);
- else if (position < anchor->position)
- right = i - 1;
- else
- left = i + 1;
- }
-
- if (nmemb)
- return (right < 0 ? anchors[0] : anchors[right]);
-
- return (NULL);
-}
-
-Bool
-XawTextSourceAnchorAndEntity(Widget w, XawTextPosition position,
- XawTextAnchor **anchor_return,
- XawTextEntity **entity_return)
-{
- XawTextAnchor *anchor = XawTextSourceFindAnchor(w, position);
- XawTextEntity *pentity, *entity;
- XawTextPosition offset;
- Bool next_anchor = True, retval = False;
-
- if (anchor->cache && anchor->position + anchor->cache->offset +
- anchor->cache->length <= position)
- pentity = entity = anchor->cache;
- else
- pentity = entity = anchor->entities;
- while (entity) {
- offset = anchor->position + entity->offset;
-
- if (offset > position) {
- retval = next_anchor = False;
- break;
- }
- if (offset + entity->length > position) {
- retval = True;
- next_anchor = False;
- break;
- }
- pentity = entity;
- entity = entity->next;
- }
-
- if (next_anchor) {
- *anchor_return = anchor = XawTextSourceNextAnchor(w, anchor);
- *entity_return = anchor ? anchor->entities : NULL;
- }
- else {
- *anchor_return = anchor;
- *entity_return = retval ? entity : pentity;
- }
-
- if (*anchor_return)
- (*anchor_return)->cache = *entity_return;
-
- return (retval);
-}
-
-XawTextAnchor *
-XawTextSourceNextAnchor(Widget w, XawTextAnchor *anchor)
-{
- int i;
- TextSrcObject src = (TextSrcObject)w;
-
- for (i = 0; i < src->textSrc.num_anchors - 1; i++)
- if (src->textSrc.anchors[i] == anchor)
- return (src->textSrc.anchors[i + 1]);
-
- return (NULL);
-}
-
-XawTextAnchor *
-XawTextSourcePrevAnchor(Widget w, XawTextAnchor *anchor)
-{
- int i;
- TextSrcObject src = (TextSrcObject)w;
-
- for (i = src->textSrc.num_anchors - 1; i > 0; i--)
- if (src->textSrc.anchors[i] == anchor)
- return (src->textSrc.anchors[i - 1]);
-
- return (NULL);
-}
-
-XawTextAnchor *
-XawTextSourceRemoveAnchor(Widget w, XawTextAnchor *anchor)
-{
- int i;
- TextSrcObject src = (TextSrcObject)w;
-
- for (i = 0; i < src->textSrc.num_anchors; i++)
- if (src->textSrc.anchors[i] == anchor)
- break;
-
- if (i == 0)
- return (src->textSrc.num_anchors > 1 ? src->textSrc.anchors[1] : NULL);
-
- if (i < src->textSrc.num_anchors) {
- XtFree((XtPointer)anchor);
- if (i < --src->textSrc.num_anchors) {
- memmove(&src->textSrc.anchors[i],
- &src->textSrc.anchors[i + 1],
- (src->textSrc.num_anchors - i) *
- sizeof(XawTextAnchor*));
-
- return (src->textSrc.anchors[i]);
- }
- }
-
- return (NULL);
-}
-
-XawTextEntity *
-XawTextSourceAddEntity(Widget w, int type, int flags, XtPointer data,
- XawTextPosition position, Cardinal length,
- XrmQuark property)
-{
- XawTextAnchor *next, *anchor = _XawTextSourceFindAnchor(w, position);
- XawTextEntity *entity, *eprev;
-
- /* There is no support for zero length entities for now */
- if (length == 0)
- return (NULL);
-
- if (anchor->cache && anchor->position + anchor->cache->offset +
- anchor->cache->length <= position)
- eprev = entity = anchor->cache;
- else
- eprev = entity = anchor->entities;
-
- while (entity && anchor->position + entity->offset + entity->length <=
- position) {
- eprev = entity;
- entity = entity->next;
- }
- if (entity && anchor->position + entity->offset < position + length) {
- fprintf(stderr, "Cannot (yet) add more than one entity to same region.\n");
- return (NULL);
- }
-
- next = XawTextSourceFindAnchor(w, position + length);
- if (next && next != anchor) {
- if ((entity = next->entities) != NULL) {
- if (next->position + entity->offset < position + length) {
- fprintf(stderr, "Cannot (yet) add more than one entity to same region.\n");
- return (NULL);
- }
- }
- if (position + length > next->position) {
- XawTextPosition diff = position + length - next->position;
-
- next->position += diff;
- entity = next->entities;
- while (entity) {
- entity->offset -= diff;
- entity = entity->next;
- }
- entity = anchor->entities;
- while (entity && entity->offset < 0)
- entity = entity->next;
- if (entity && entity->offset < 0) {
- if (eprev)
- eprev->next = next->entities;
- else
- anchor->entities = next->entities;
- if ((next->entities = entity->next) == NULL)
- (void)XawTextSourceRemoveAnchor(w, next);
- entity->next = NULL;
-
- return (XawTextSourceAddEntity(w, type, flags, data, position,
- length, property));
- }
- }
- }
-
- /* Automatically join sequential entities if possible */
- if (eprev &&
- anchor->position + eprev->offset + eprev->length == position &&
- eprev->property == property && eprev->type == type &&
- eprev->flags == flags && eprev->data == data) {
- eprev->length += length;
- return (eprev);
- }
-
- entity = XtNew(XawTextEntity);
- entity->type = type;
- entity->flags = flags;
- entity->data = data;
- entity->offset = position - anchor->position;
- entity->length = length;
- entity->property = property;
-
- if (eprev == NULL) {
- anchor->entities = entity;
- entity->next = NULL;
- anchor->cache = NULL;
- }
- else if (eprev->offset > entity->offset) {
- anchor->cache = NULL;
- anchor->entities = entity;
- entity->next = eprev;
- }
- else {
- anchor->cache = eprev;
- entity->next = eprev->next;
- eprev->next = entity;
- }
-
- return (entity);
-}
-
-void
-XawTextSourceClearEntities(Widget w, XawTextPosition left, XawTextPosition right)
-{
- XawTextAnchor *anchor = XawTextSourceFindAnchor(w, left);
- XawTextEntity *entity, *eprev, *enext;
- XawTextPosition offset;
- int length;
-
- while (anchor && anchor->entities == NULL)
- anchor = XawTextSourceRemoveAnchor(w, anchor);
-
- if (anchor == NULL || left >= right)
- return;
-
- if (anchor->cache && anchor->position + anchor->cache->offset +
- anchor->cache->length < left)
- eprev = entity = anchor->cache;
- else
- eprev = entity = anchor->entities;
-
- /* find first entity before left position */
- while (anchor->position + entity->offset + entity->length < left) {
- eprev = entity;
- if ((entity = entity->next) == NULL) {
- if ((anchor = XawTextSourceNextAnchor(w, anchor)) == NULL)
- return;
- if ((eprev = entity = anchor->entities) == NULL) {
- fprintf(stderr, "Bad anchor found!\n");
- return;
- }
- }
- }
-
- offset = anchor->position + entity->offset;
- if (offset <= left) {
- length = XawMin(entity->length, left - offset);
-
- if (length <= 0) {
- enext = entity->next;
- eprev->next = enext;
- XtFree((XtPointer)entity);
- anchor->cache = NULL;
- if (entity == anchor->entities) {
- eprev = NULL;
- if ((anchor->entities = enext) == NULL) {
- if ((anchor = XawTextSourceRemoveAnchor(w, anchor)) == NULL)
- return;
- entity = anchor->entities;
- }
- else
- entity = enext;
- }
- else
- entity = enext;
- }
- else {
- entity->length = length;
- eprev = entity;
- entity = entity->next;
- }
- }
-
- /* clean everything until right position is reached */
- while (anchor) {
- while (entity) {
- offset = anchor->position + entity->offset + entity->length;
-
- if (offset > right) {
- anchor->cache = NULL;
- entity->offset = XawMax(entity->offset, right - anchor->position);
- entity->length = XawMin(entity->length, offset - right);
- return;
- }
-
- enext = entity->next;
- if (eprev)
- eprev->next = enext;
- XtFree((XtPointer)entity);
- if (entity == anchor->entities) {
- eprev = anchor->cache = NULL;
- if ((anchor->entities = enext) == NULL) {
- if ((anchor = XawTextSourceRemoveAnchor(w, anchor)) == NULL)
- return;
- entity = anchor->entities;
- continue;
- }
- }
- entity = enext;
- }
- if (anchor)
- anchor->cache = NULL;
- if ((anchor = XawTextSourceNextAnchor(w, anchor)) != NULL)
- entity = anchor->entities;
- eprev = NULL;
- }
-}
-
-/* checks the anchors up to position, and create an appropriate anchor
- * at position, if required.
- */
-XawTextAnchor *
-_XawTextSourceFindAnchor(Widget w, XawTextPosition position)
-{
- XawTextAnchor *anchor;
-
- anchor = XawTextSourceFindAnchor(w, position);
-
- position -= position % ANCHORS_DIST;
-
- if (position - anchor->position >= ANCHORS_DIST)
- return (XawTextSourceAddAnchor(w, position));
-
- return (anchor);
-}
-#endif
+/*
+
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/*
+ * Author: Chris Peterson, MIT X Consortium.
+ * Much code taken from X11R3 String and Disk Sources.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <ctype.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xfuncs.h>
+#include <X11/Xutil.h>
+#include <X11/Xmu/Atoms.h>
+#include <X11/Xmu/CharSet.h>
+#include <X11/Xaw/TextSrcP.h>
+#include <X11/Xaw/XawInit.h>
+#include "XawI18n.h"
+#include "Private.h"
+
+#ifndef OLDXAW
+#define UNDO_DEPTH 16384
+
+#define ANCHORS_DIST 4096 /* default distance between anchors */
+
+/*
+ * Types
+ */
+typedef struct {
+ XawTextPosition position;
+ char *buffer;
+ unsigned length;
+ unsigned refcount;
+ unsigned long format;
+} XawTextUndoBuffer;
+
+typedef struct _XawTextUndoList XawTextUndoList;
+struct _XawTextUndoList {
+ XawTextUndoBuffer *left, *right;
+ XawTextUndoList *undo, *redo;
+};
+
+struct _XawTextUndo {
+ XawTextUndoBuffer **undo;
+ unsigned num_undo;
+ XawTextUndoList *list, *pointer, *end_mark, *head;
+ unsigned num_list;
+ XawTextScanDirection dir;
+ XawTextUndoBuffer *l_save, *r_save;
+ XawTextUndoList *u_save;
+ XawTextUndoBuffer *l_no_change, *r_no_change;
+ int merge;
+ int erase; /* there are two types of erases */
+};
+#endif /* OLDXAW */
+
+/*
+ * Class Methods
+ */
+static Boolean ConvertSelection(Widget, Atom*, Atom*, Atom*, XtPointer*,
+ unsigned long*, int*);
+static XawTextPosition Read(Widget, XawTextPosition, XawTextBlock*, int);
+static int Replace(Widget, XawTextPosition, XawTextPosition, XawTextBlock*);
+static XawTextPosition Scan(Widget, XawTextPosition, XawTextScanType,
+ XawTextScanDirection, int, Bool);
+static XawTextPosition Search(Widget, XawTextPosition, XawTextScanDirection,
+ XawTextBlock*);
+static void SetSelection(Widget, XawTextPosition, XawTextPosition, Atom);
+static void XawTextSrcClassInitialize(void);
+static void XawTextSrcClassPartInitialize(WidgetClass);
+static void XawTextSrcInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawTextSrcDestroy(Widget);
+static Boolean XawTextSrcSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+/*
+ * Prototypes
+ */
+static void CvtStringToEditMode(XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr);
+static Boolean CvtEditModeToString(Display*, XrmValuePtr, Cardinal*,
+ XrmValuePtr, XrmValuePtr, XtPointer*);
+#ifndef OLDXAW
+static void FreeUndoBuffer(XawTextUndo*);
+static void UndoGC(XawTextUndo*);
+static void TellSourceChanged(TextSrcObject, XawTextPosition, XawTextPosition,
+ XawTextBlock*, int);
+Bool _XawTextSrcUndo(TextSrcObject, XawTextPosition*);
+Bool _XawTextSrcToggleUndo(TextSrcObject);
+XawTextAnchor *_XawTextSourceFindAnchor(Widget, XawTextPosition);
+
+/*
+ * External
+ */
+void _XawSourceAddText(Widget, Widget);
+void _XawSourceRemoveText(Widget, Widget, Bool);
+Bool _XawTextSourceNewLineAtEOF(Widget);
+void _XawSourceSetUndoErase(TextSrcObject, int);
+void _XawSourceSetUndoMerge(TextSrcObject, Bool);
+#endif /* OLDXAW */
+
+/*
+ * Defined in Text.c
+ */
+char *_XawTextGetText(TextWidget, XawTextPosition, XawTextPosition);
+void _XawTextSourceChanged(Widget, XawTextPosition, XawTextPosition,
+ XawTextBlock*, int);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(TextSrcRec, textSrc.field)
+static XtResource resources[] = {
+ {
+ XtNeditType,
+ XtCEditType,
+ XtREditMode,
+ sizeof(XawTextEditType),
+ offset(edit_mode),
+ XtRString,
+ "read"
+ },
+#ifndef OLDXAW
+ {
+ XtNcallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(callback),
+ XtRCallback,
+ NULL
+ },
+ {
+ XtNsourceChanged,
+ XtCChanged,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(changed),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNenableUndo,
+ XtCUndo,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(enable_undo),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNpropertyCallback,
+ XtCCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(property_callback),
+ XtRCallback,
+ NULL
+ },
+#endif /* OLDXAW */
+};
+#undef offset
+
+#define Superclass (&objectClassRec)
+TextSrcClassRec textSrcClassRec = {
+ /* object */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "TextSrc", /* class_name */
+ sizeof(TextSrcRec), /* widget_size */
+ XawTextSrcClassInitialize, /* class_initialize */
+ XawTextSrcClassPartInitialize, /* class_part_initialize */
+ False, /* class_inited */
+ XawTextSrcInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ NULL, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ False, /* compress_exposure */
+ False, /* compress_enterleave */
+ False, /* visible_interest */
+ XawTextSrcDestroy, /* destroy */
+ NULL, /* resize */
+ NULL, /* expose */
+ XawTextSrcSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ NULL, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ NULL, /* query_geometry */
+ NULL, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* text_src */
+ {
+ Read, /* Read */
+ Replace, /* Replace */
+ Scan, /* Scan */
+ Search, /* Search */
+ SetSelection, /* SetSelection */
+ ConvertSelection, /* ConvertSelection */
+ },
+};
+
+WidgetClass textSrcObjectClass = (WidgetClass)&textSrcClassRec;
+
+static XrmQuark QRead, QAppend, QEdit;
+#ifndef OLDXAW
+static char *SrcNL = "\n";
+static wchar_t SrcWNL[2];
+#endif
+
+/*
+ * Implementation
+ */
+static void
+XawTextSrcClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+
+#ifndef OLDXAW
+ SrcWNL[0] = _Xaw_atowc(XawLF);
+ SrcWNL[1] = 0;
+#endif
+ QRead = XrmPermStringToQuark(XtEtextRead);
+ QAppend = XrmPermStringToQuark(XtEtextAppend);
+ QEdit = XrmPermStringToQuark(XtEtextEdit);
+ XtAddConverter(XtRString, XtREditMode, CvtStringToEditMode, NULL, 0);
+ XtSetTypeConverter(XtREditMode, XtRString, CvtEditModeToString, NULL, 0,
+ XtCacheNone, NULL);
+}
+
+static void
+XawTextSrcClassPartInitialize(WidgetClass wc)
+{
+ TextSrcObjectClass t_src, superC;
+
+ t_src = (TextSrcObjectClass)wc;
+ superC = (TextSrcObjectClass)t_src->object_class.superclass;
+
+ /*
+ * We don't need to check for null super since we'll get to TextSrc
+ * eventually
+ */
+ if (t_src->textSrc_class.Read == XtInheritRead)
+ t_src->textSrc_class.Read = superC->textSrc_class.Read;
+
+ if (t_src->textSrc_class.Replace == XtInheritReplace)
+ t_src->textSrc_class.Replace = superC->textSrc_class.Replace;
+
+ if (t_src->textSrc_class.Scan == XtInheritScan)
+ t_src->textSrc_class.Scan = superC->textSrc_class.Scan;
+
+ if (t_src->textSrc_class.Search == XtInheritSearch)
+ t_src->textSrc_class.Search = superC->textSrc_class.Search;
+
+ if (t_src->textSrc_class.SetSelection == XtInheritSetSelection)
+ t_src->textSrc_class.SetSelection = superC->textSrc_class.SetSelection;
+
+ if (t_src->textSrc_class.ConvertSelection == XtInheritConvertSelection)
+ t_src->textSrc_class.ConvertSelection =
+ superC->textSrc_class.ConvertSelection;
+}
+
+/*ARGSUSED*/
+static void
+XawTextSrcInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+#ifndef OLDXAW
+ TextSrcObject src = (TextSrcObject)cnew;
+
+ if (src->textSrc.enable_undo) {
+ src->textSrc.undo = (XawTextUndo*)XtCalloc(1, sizeof(XawTextUndo));
+ src->textSrc.undo->dir = XawsdLeft;
+ }
+ else
+ src->textSrc.undo = NULL;
+ src->textSrc.undo_state = False;
+ if (XtIsSubclass(XtParent(cnew), textWidgetClass)) {
+ src->textSrc.text = (WidgetList)XtMalloc(sizeof(Widget*));
+ src->textSrc.text[0] = XtParent(cnew);
+ src->textSrc.num_text = 1;
+ }
+ else {
+ src->textSrc.text = NULL;
+ src->textSrc.num_text = 0;
+ }
+
+ src->textSrc.anchors = NULL;
+ src->textSrc.num_anchors = 0;
+ (void)XawTextSourceAddAnchor(cnew, 0);
+#endif /* OLDXAW */
+}
+
+static void
+XawTextSrcDestroy(Widget w)
+{
+#ifndef OLDXAW
+ TextSrcObject src = (TextSrcObject)w;
+
+ if (src->textSrc.enable_undo) {
+ FreeUndoBuffer(src->textSrc.undo);
+ XtFree((char*)src->textSrc.undo);
+ }
+ XtFree((char*)src->textSrc.text);
+
+ if (src->textSrc.num_anchors) {
+ XawTextEntity *entity, *enext;
+ int i;
+
+ for (i = 0; i < src->textSrc.num_anchors; i++) {
+ entity = src->textSrc.anchors[i]->entities;
+ while (entity) {
+ enext = entity->next;
+ XtFree((XtPointer)entity);
+ entity = enext;
+ }
+ XtFree((XtPointer)src->textSrc.anchors[i]);
+ }
+ XtFree((XtPointer)src->textSrc.anchors);
+ }
+#endif /* OLDXAW */
+}
+
+/*ARGSUSED*/
+static Boolean
+XawTextSrcSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+#ifndef OLDXAW
+ TextSrcObject oldtw = (TextSrcObject)current;
+ TextSrcObject newtw = (TextSrcObject)cnew;
+
+ if (oldtw->textSrc.enable_undo != newtw->textSrc.enable_undo) {
+ if (newtw->textSrc.enable_undo) {
+ newtw->textSrc.undo = (XawTextUndo*)
+ XtCalloc(1, sizeof(XawTextUndo));
+ newtw->textSrc.undo->dir = XawsdLeft;
+ }
+ else {
+ FreeUndoBuffer(newtw->textSrc.undo);
+ XtFree((char*)newtw->textSrc.undo);
+ newtw->textSrc.undo = NULL;
+ }
+ }
+ if (oldtw->textSrc.changed != newtw->textSrc.changed) {
+ if (newtw->textSrc.enable_undo) {
+ if (newtw->textSrc.undo->list) {
+ newtw->textSrc.undo->l_no_change =
+ newtw->textSrc.undo->list->left;
+ newtw->textSrc.undo->r_no_change =
+ newtw->textSrc.undo->list->right;
+ }
+ else
+ newtw->textSrc.undo->l_no_change =
+ newtw->textSrc.undo->r_no_change = NULL;
+ }
+ }
+#endif /* OLDXAW */
+ return (False);
+}
+
+/*
+ * Function:
+ * Read
+ *
+ * Parameters:
+ * w - TextSrc Object
+ * pos - position of the text to retreive
+ * text - text block that will contain returned text
+ * length - maximum number of characters to read
+ *
+ * Description:
+ * This function reads the source.
+ *
+ * Returns:
+ * The character position following the retrieved text.
+ */
+/*ARGSUSED*/
+static XawTextPosition
+Read(Widget w, XawTextPosition pos, XawTextBlock *text, int length)
+{
+ return ((XawTextPosition)0);
+}
+
+/*
+ * Function:
+ * Replace
+ *
+ * Parameters:
+ * src - Text Source Object
+ * startPos - ends of text that will be removed
+ * endPos - ""
+ * text - new text to be inserted into buffer at startPos
+ *
+ * Description:
+ * Replaces a block of text with new text.
+ */
+/*ARGSUSED*/
+static int
+Replace(Widget w, XawTextPosition startPos, XawTextPosition endPos,
+ XawTextBlock *text)
+{
+ return (XawEditError);
+}
+
+/*
+ * Function:
+ * Scan
+ *
+ * Parameters:
+ * w - TextSrc Object
+ * position - position to start scanning
+ * type - type of thing to scan for
+ * dir - direction to scan
+ * count - which occurance if this thing to search for
+ * include - whether or not to include the character found in
+ * the position that is returned
+ *
+ * Description:
+ * Scans the text source for the number and type of item specified.
+ */
+/*ARGSUSED*/
+static XawTextPosition
+Scan(Widget w, XawTextPosition position, XawTextScanType type,
+ XawTextScanDirection dir, int count, Bool include)
+{
+ return ((XawTextPosition)0);
+}
+
+/*
+ * Function:
+ * Search
+ *
+ * Parameters:
+ * w - TextSource Object
+ * position - position to start searching
+ * dir - direction to search
+ * text - the text block to search for
+ *
+ * Description:
+ * Searchs the text source for the text block passed
+ */
+/*ARGSUSED*/
+static XawTextPosition
+Search(Widget w, XawTextPosition position, XawTextScanDirection dir,
+ XawTextBlock *text)
+{
+ return (XawTextSearchError);
+}
+
+/*ARGSUSED*/
+static Boolean
+ConvertSelection(Widget w, Atom *selection, Atom *target, Atom *type,
+ XtPointer *value, unsigned long *length, int *format)
+{
+ return (False);
+}
+
+/*ARGSUSED*/
+static void
+SetSelection(Widget w, XawTextPosition left, XawTextPosition right,
+ Atom selection)
+{
+}
+
+/*ARGSUSED*/
+static void
+CvtStringToEditMode(XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal)
+{
+ static XawTextEditType editType;
+ XrmQuark q;
+ char name[7];
+
+ XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name));
+ q = XrmStringToQuark(name);
+
+ if (q == QRead)
+ editType = XawtextRead;
+ else if (q == QAppend)
+ editType = XawtextAppend;
+ else if (q == QEdit)
+ editType = XawtextEdit;
+ else {
+ toVal->size = 0;
+ toVal->addr = NULL;
+ XtStringConversionWarning((char *)fromVal->addr, XtREditMode);
+ }
+ toVal->size = sizeof(XawTextEditType);
+ toVal->addr = (XPointer)&editType;
+}
+
+/*ARGSUSED*/
+static Boolean
+CvtEditModeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
+ XrmValuePtr fromVal, XrmValuePtr toVal,
+ XtPointer *data)
+{
+ static String buffer;
+ Cardinal size;
+
+ switch (*(XawTextEditType *)fromVal->addr) {
+ case XawtextRead:
+ buffer = XtEtextRead;
+ break;
+ case XawtextAppend:
+ buffer = XtEtextAppend;
+ break;
+ case XawtextEdit:
+ buffer = XtEtextEdit;
+ break;
+ default:
+ XawTypeToStringWarning(dpy, XtREditMode);
+ toVal->addr = NULL;
+ toVal->size = 0;
+ return (False);
+ }
+
+ size = strlen(buffer) + 1;
+ if (toVal->addr != NULL) {
+ if (toVal->size < size) {
+ toVal->size = size;
+ return (False);
+ }
+ strcpy((char *)toVal->addr, buffer);
+ }
+ else
+ toVal->addr = (XPointer)buffer;
+ toVal->size = sizeof(String);
+
+ return (True);
+}
+
+#ifndef OLDXAW
+Bool
+_XawTextSourceNewLineAtEOF(Widget w)
+{
+ TextSrcObject src = (TextSrcObject)w;
+ XawTextBlock text;
+
+ text.firstPos = 0;
+ if ((text.format = src->textSrc.text_format) == XawFmt8Bit)
+ text.ptr = SrcNL;
+ else
+ text.ptr = (char*)SrcWNL;
+ text.length = 1;
+
+ return (XawTextSourceSearch(w, XawTextSourceScan(w, 0, XawstAll,
+ XawsdRight, 1, True) - 1,
+ XawsdRight, &text) != XawTextSearchError);
+}
+
+void
+_XawSourceAddText(Widget source, Widget text)
+{
+ TextSrcObject src = (TextSrcObject)source;
+ Bool found = False;
+ Cardinal i;
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ if (src->textSrc.text[i] == text) {
+ found = True;
+ break;
+ }
+
+ if (!found) {
+ src->textSrc.text = (WidgetList)
+ XtRealloc((char*)src->textSrc.text,
+ sizeof(Widget) * (src->textSrc.num_text + 1));
+ src->textSrc.text[src->textSrc.num_text++] = text;
+ }
+}
+
+void
+_XawSourceRemoveText(Widget source, Widget text, Bool destroy)
+{
+ TextSrcObject src = (TextSrcObject)source;
+ Bool found = False;
+ Cardinal i;
+
+ if (src == NULL)
+ return;
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ if (src->textSrc.text[i] == text) {
+ found = True;
+ break;
+ }
+
+ if (found) {
+ if (--src->textSrc.num_text == 0) {
+ if (destroy) {
+ XtDestroyWidget(source);
+ return;
+ }
+ else {
+ XtFree((char*)src->textSrc.text);
+ src->textSrc.text = NULL; /* for realloc "magic" */
+ }
+ }
+ else if (i < src->textSrc.num_text)
+ memmove(&src->textSrc.text[i], &src->textSrc.text[i + 1],
+ sizeof(Widget) * (src->textSrc.num_text - i));
+ }
+}
+#endif /* OLDXAW */
+
+/*
+ * Function:
+ * XawTextSourceRead
+ *
+ * Parameters:
+ * w - TextSrc Object
+ * pos - position of the text to retrieve
+ * text - text block that will contain returned text (return)
+ * length - maximum number of characters to read
+ *
+ * Description:
+ * This function reads the source.
+ *
+ * Returns:
+ * The number of characters read into the buffer
+ */
+XawTextPosition
+XawTextSourceRead(Widget w, XawTextPosition pos, XawTextBlock *text,
+ int length)
+{
+ TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
+
+ return ((*cclass->textSrc_class.Read)(w, pos, text, length));
+}
+
+#ifndef OLDXAW
+static void
+TellSourceChanged(TextSrcObject src, XawTextPosition left,
+ XawTextPosition right, XawTextBlock *block, int lines)
+{
+ Cardinal i;
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ _XawTextSourceChanged(src->textSrc.text[i], left, right, block, lines);
+}
+
+/*
+ * This function is required because there is no way to diferentiate
+ * if the first erase was generated by a backward-kill-char and the
+ * second by a forward-kill-char (or vice-versa) from XawTextSourceReplace.
+ * It is only possible to diferentiate after the second character is
+ * killed, but then, it is too late.
+ */
+void
+_XawSourceSetUndoErase(TextSrcObject src, int value)
+{
+ if (src && src->textSrc.enable_undo)
+ src->textSrc.undo->erase = value;
+}
+
+/*
+ * To diferentiate insert-char's separeted by cursor movements.
+ */
+void
+_XawSourceSetUndoMerge(TextSrcObject src, Bool state)
+{
+ if (src && src->textSrc.enable_undo)
+ src->textSrc.undo->merge += state ? 1 : -1;
+}
+#endif /* OLDXAW */
+
+/*
+ * Public Functions
+ */
+/*
+ * Function:
+ * XawTextSourceReplace
+ *
+ * Parameters:
+ * src - Text Source Object
+ * startPos - ends of text that will be removed
+ * endPos - ""
+ * text - new text to be inserted into buffer at startPos
+ *
+ * Description:
+ * Replaces a block of text with new text.
+ *
+ * Returns:
+ * XawEditError or XawEditDone.
+ */
+/*ARGSUSED*/
+int
+XawTextSourceReplace(Widget w, XawTextPosition left,
+ XawTextPosition right, XawTextBlock *block)
+{
+ TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
+#ifndef OLDXAW
+ TextSrcObject src = (TextSrcObject)w;
+ XawTextUndoBuffer *l_state, *r_state;
+ XawTextUndoList *undo;
+ Bool enable_undo;
+ XawTextPosition start, end;
+ int i, error, lines = 0;
+
+ if (src->textSrc.edit_mode == XawtextRead)
+ return (XawEditError);
+
+ enable_undo = src->textSrc.enable_undo && src->textSrc.undo_state == False;
+ if (enable_undo) {
+ unsigned size, total;
+
+ if (src->textSrc.undo->l_save) {
+ l_state = src->textSrc.undo->l_save;
+ src->textSrc.undo->l_save = NULL;
+ }
+ else
+ l_state = XtNew(XawTextUndoBuffer);
+ l_state->refcount = 1;
+ l_state->position = left;
+ if (left < right) {
+ Widget ctx = NULL;
+
+ for (i = 0; i < src->textSrc.num_text; i++)
+ if (XtIsSubclass(src->textSrc.text[i], textWidgetClass)) {
+ ctx = src->textSrc.text[i];
+ break;
+ }
+ l_state->buffer = _XawTextGetText((TextWidget)ctx, left, right);
+ l_state->length = right - left;
+ }
+ else {
+ l_state->length = 0;
+ l_state->buffer = NULL;
+ }
+ l_state->format = src->textSrc.text_format;
+ if (l_state->length == 1) {
+ if (l_state->format == XawFmtWide &&
+ *(wchar_t*)l_state->buffer == *SrcWNL) {
+ XtFree(l_state->buffer);
+ l_state->buffer = (char*)SrcWNL;
+ }
+ else if (*l_state->buffer == '\n') {
+ XtFree(l_state->buffer);
+ l_state->buffer = SrcNL;
+ }
+ }
+
+ if (src->textSrc.undo->r_save) {
+ r_state = src->textSrc.undo->r_save;
+ src->textSrc.undo->r_save = NULL;
+ }
+ else
+ r_state = XtNew(XawTextUndoBuffer);
+ r_state->refcount = 1;
+ r_state->position = left;
+ r_state->format = block->format;
+ size = block->format == XawFmtWide ? sizeof(wchar_t) : sizeof(char);
+ total = size * block->length;
+ r_state->length = block->length;
+ r_state->buffer = NULL;
+ if (total == size) {
+ if (r_state->format == XawFmtWide &&
+ *(wchar_t*)block->ptr == *SrcWNL)
+ r_state->buffer = (char*)SrcWNL;
+ else if (*block->ptr == '\n')
+ r_state->buffer = SrcNL;
+ }
+ if (total && !r_state->buffer) {
+ r_state->buffer = XtMalloc(total);
+ memcpy(r_state->buffer, block->ptr, total);
+ }
+
+ if (src->textSrc.undo->u_save) {
+ undo = src->textSrc.undo->u_save;
+ src->textSrc.undo->u_save = NULL;
+ }
+ else
+ undo = XtNew(XawTextUndoList);
+ undo->left = l_state;
+ undo->right = r_state;
+ undo->undo = src->textSrc.undo->list;
+ undo->redo = NULL;
+ }
+ else {
+ undo = NULL;
+ l_state = r_state = NULL;
+ }
+
+#define LARGE_VALUE 262144 /* 256 K */
+ /* optimization, to avoid long delays recalculating the line number
+ * when editing huge files
+ */
+ if (left > LARGE_VALUE) {
+ start = XawTextSourceScan(w, left, XawstEOL, XawsdLeft, 2, False);
+ for (i = 0; i < src->textSrc.num_text; i++) {
+ TextWidget tw = (TextWidget)src->textSrc.text[i];
+
+ if (left <= tw->text.lt.top &&
+ left + block->length - (right - left) > tw->text.lt.top)
+ _XawTextBuildLineTable(tw, start, False);
+ }
+ }
+#undef LARGE_VALUE
+
+ start = left;
+ end = right;
+ while (start < end) {
+ start = XawTextSourceScan(w, start, XawstEOL, XawsdRight, 1, True);
+ if (start <= end) {
+ --lines;
+ if (start == XawTextSourceScan(w, 0, XawstAll, XawsdRight, 1, True)) {
+ lines += !_XawTextSourceNewLineAtEOF(w);
+ break;
+ }
+ }
+ }
+#else
+ int error;
+#endif /* OLDXAW */
+
+ error = (*cclass->textSrc_class.Replace)(w, left, right, block);
+
+#ifndef OLDXAW
+ if (error != XawEditDone) {
+ if (enable_undo) {
+ if (l_state->buffer) {
+ if (l_state->buffer != SrcNL && l_state->buffer != (char*)SrcWNL)
+ XtFree(l_state->buffer);
+ l_state->buffer = NULL;
+ }
+ src->textSrc.undo->l_save = l_state;
+ if (r_state->buffer) {
+ if (r_state->buffer != SrcNL && r_state->buffer != (char*)SrcWNL)
+ XtFree(r_state->buffer);
+ r_state->buffer = NULL;
+ }
+ src->textSrc.undo->r_save = r_state;
+
+ src->textSrc.undo->u_save = undo;
+ }
+ }
+ else if (enable_undo) {
+ XawTextUndoList *list = src->textSrc.undo->list;
+ XawTextUndoBuffer *unl, *lnl;
+ int erase = undo->right->length == 0 && undo->left->length == 1 && list
+ && list->right->length == 0;
+
+ if (erase) {
+ erase = list->left->position - 1 == undo->left->position ? -1 :
+ list->left->position == undo->left->position ? 1 : 0;
+ if (src->textSrc.undo->erase && erase != src->textSrc.undo->erase)
+ erase = 0;
+ else
+ src->textSrc.undo->erase = erase;
+ }
+
+ if (erase) {
+ unl = l_state;
+ lnl = list->left;
+ }
+ else {
+ unl = r_state;
+ lnl = list ? list->right : NULL;
+ }
+
+ /* Try to merge the undo buffers */
+ if (src->textSrc.undo->merge > 0 && ((erase ||
+ (list && ((list->left->length == 0 && undo->left->length == 0) ||
+ (list->left->length == list->right->length &&
+ undo->left->length == 1)) &&
+ undo->right->length == 1 &&
+ list->right->position + list->right->length
+ == undo->right->position))
+ && src->textSrc.undo->pointer == list
+ && unl->format == list->right->format
+ && ((unl->format == XawFmt8Bit && unl->buffer[0] != XawLF) ||
+ (unl->format == XawFmtWide &&
+ *(wchar_t*)(unl->buffer) != _Xaw_atowc(XawLF)))
+ && ((lnl->format == XawFmt8Bit && lnl->buffer[0] != XawLF) ||
+ (lnl->format == XawFmtWide &&
+ *(wchar_t*)(lnl->buffer) != _Xaw_atowc(XawLF))))) {
+ unsigned size = lnl->format == XawFmtWide ?
+ sizeof(wchar_t) : sizeof(char);
+
+ if (!erase) {
+ list->right->buffer = XtRealloc(list->right->buffer,
+ (list->right->length + 1) * size);
+ memcpy(list->right->buffer + list->right->length * size,
+ undo->right->buffer, size);
+ ++list->right->length;
+ XtFree(r_state->buffer);
+ }
+ else if (erase < 0) {
+ --list->left->position;
+ --list->right->position;
+ }
+
+ src->textSrc.undo->l_save = l_state;
+ src->textSrc.undo->r_save = r_state;
+ src->textSrc.undo->u_save = undo;
+
+ if (list->left->length) {
+ list->left->buffer = XtRealloc(list->left->buffer,
+ (list->left->length + 1) * size);
+ if (erase >= 0)
+ memcpy(list->left->buffer + list->left->length * size,
+ undo->left->buffer, size);
+ else {
+ /* use memmove, since strings overlap */
+ memmove(list->left->buffer + size, list->left->buffer,
+ list->left->length * size);
+ memcpy(list->left->buffer, undo->left->buffer, size);
+ }
+ ++list->left->length;
+ if (l_state->buffer != SrcNL && l_state->buffer != (char*)SrcWNL)
+ XtFree(l_state->buffer);
+ }
+
+ if (src->textSrc.undo->num_list >= UNDO_DEPTH)
+ UndoGC(src->textSrc.undo);
+ }
+ else {
+ src->textSrc.undo->undo = (XawTextUndoBuffer**)
+ XtRealloc((char*)src->textSrc.undo->undo,
+ (2 + src->textSrc.undo->num_undo)
+ * sizeof(XawTextUndoBuffer));
+ src->textSrc.undo->undo[src->textSrc.undo->num_undo++] = l_state;
+ src->textSrc.undo->undo[src->textSrc.undo->num_undo++] = r_state;
+
+ if (src->textSrc.undo->list)
+ src->textSrc.undo->list->redo = undo;
+ else
+ src->textSrc.undo->head = undo;
+
+ src->textSrc.undo->merge = l_state->length <= 1 &&
+ r_state->length <= 1;
+
+ src->textSrc.undo->list = src->textSrc.undo->pointer =
+ src->textSrc.undo->end_mark = undo;
+
+ if (++src->textSrc.undo->num_list >= UNDO_DEPTH)
+ UndoGC(src->textSrc.undo);
+ }
+ src->textSrc.undo->dir = XawsdLeft;
+ if (!src->textSrc.changed) {
+ src->textSrc.undo->l_no_change = src->textSrc.undo->list->right;
+ src->textSrc.undo->r_no_change = src->textSrc.undo->list->left;
+ src->textSrc.changed = True;
+ }
+ }
+ else if (!src->textSrc.enable_undo)
+ src->textSrc.changed = True;
+
+ if (error == XawEditDone) {
+ XawTextPropertyInfo info;
+ XawTextAnchor *anchor;
+
+ /* find anchor and index */
+ /* XXX index (i) could be returned by XawTextSourceFindAnchor
+ * or similar function, to speed up */
+ if ((anchor = XawTextSourceFindAnchor(w, left))) {
+ XawTextEntity *eprev, *entity, *enext;
+ XawTextPosition offset = 0, diff = block->length - (right - left);
+
+ for (i = 0; i < src->textSrc.num_anchors; i++)
+ if (src->textSrc.anchors[i] == anchor)
+ break;
+ if (anchor->cache && anchor->position + anchor->cache->offset +
+ anchor->cache->length <= left)
+ eprev = entity = anchor->cache;
+ else
+ eprev = entity = anchor->entities;
+ while (entity) {
+ offset = anchor->position + entity->offset;
+
+ if (offset > left)
+ break;
+ if (offset + entity->length > left)
+ break;
+
+ eprev = entity;
+ entity = entity->next;
+ }
+
+ /* try to do the right thing here (and most likely correct), but
+ * other code needs to check what was done */
+
+ /* adjust entity length */
+ if (entity && offset <= left) {
+ if (offset + entity->length < right)
+ entity->length = left - offset + block->length;
+ else
+ entity->length += diff;
+
+ if (entity->length == 0) {
+ enext = entity->next;
+ eprev->next = enext;
+ anchor->cache = NULL;
+ XtFree((XtPointer)entity);
+ if (entity == anchor->entities) {
+ if ((anchor->entities = enext) == NULL) {
+ eprev = NULL;
+ anchor = XawTextSourceRemoveAnchor(w, anchor);
+ entity = anchor ? anchor->entities : NULL;
+ }
+ else
+ eprev = entity = enext;
+ }
+ else
+ entity = enext;
+ }
+ else {
+ eprev = entity;
+ entity = entity->next;
+ }
+ }
+
+ while (anchor) {
+ while (entity) {
+ offset = anchor->position + entity->offset + entity->length;
+
+ if (offset > right) {
+ entity->length = XawMin(entity->length, offset - right);
+ goto exit_anchor_loop;
+ }
+
+ enext = entity->next;
+ if (eprev)
+ eprev->next = enext;
+ XtFree((XtPointer)entity);
+ anchor->cache = NULL;
+ if (entity == anchor->entities) {
+ eprev = NULL;
+ if ((anchor->entities = enext) == NULL) {
+ if (i == 0)
+ ++i;
+ else if (i < --src->textSrc.num_anchors) {
+ memmove(&src->textSrc.anchors[i],
+ &src->textSrc.anchors[i + 1],
+ (src->textSrc.num_anchors - i) *
+ sizeof(XawTextAnchor*));
+ XtFree((XtPointer)anchor);
+ }
+ if (i >= src->textSrc.num_anchors) {
+ anchor = NULL;
+ entity = NULL;
+ break;
+ }
+ anchor = src->textSrc.anchors[i];
+ entity = anchor->entities;
+ continue;
+ }
+ }
+ entity = enext;
+ }
+ if (i + 1 < src->textSrc.num_anchors) {
+ anchor = src->textSrc.anchors[++i];
+ entity = anchor->entities;
+ eprev = NULL;
+ }
+ else {
+ anchor = NULL;
+ break;
+ }
+ eprev = NULL;
+ }
+
+exit_anchor_loop:
+ if (anchor) {
+ XawTextAnchor *aprev;
+
+ if (anchor->position >= XawMax(right, left + block->length))
+ anchor->position += diff;
+ else if (anchor->position > left &&
+ (aprev = XawTextSourcePrevAnchor(w, anchor))) {
+ XawTextPosition tmp = anchor->position - aprev->position;
+
+ if (diff) {
+ while (entity) {
+ entity->offset += diff;
+ entity = entity->next;
+ }
+ }
+ entity = anchor->entities;
+ while (entity) {
+ entity->offset += tmp;
+ entity = entity->next;
+ }
+ if ((entity = aprev->entities) == NULL)
+ aprev->entities = anchor->entities;
+ else {
+ while (entity->next)
+ entity = entity->next;
+ entity->next = anchor->entities;
+ }
+ anchor->entities = NULL;
+ (void)XawTextSourceRemoveAnchor(w, anchor);
+ --i;
+ }
+ else if (diff) {
+ while (entity) {
+ entity->offset += diff;
+ entity = entity->next;
+ }
+ }
+ }
+
+ if (diff) {
+ /* The first anchor is never removed, and should
+ * have position 0.
+ * i should be -1 if attempted to removed the first
+ * anchor, what can be caused when removing a chunk
+ * of text of the first entity.
+ * */
+ if (++i == 0) {
+ anchor = src->textSrc.anchors[0];
+ eprev = entity = anchor->entities;
+ while (entity) {
+ enext = entity->next;
+ if (entity->offset + entity->length <= -diff)
+ XtFree((XtPointer)entity);
+ else
+ break;
+ entity = enext;
+ }
+ if (eprev != entity) {
+ anchor->cache = NULL;
+ if ((anchor->entities = entity) != NULL) {
+ if ((entity->offset += diff) < 0) {
+ entity->length += entity->offset;
+ entity->offset = 0;
+ }
+ }
+ }
+ ++i;
+ }
+ for (; i < src->textSrc.num_anchors; i++)
+ src->textSrc.anchors[i]->position += diff;
+ }
+ }
+
+ start = left;
+ end = start + block->length;
+ while (start < end) {
+ start = XawTextSourceScan(w, start, XawstEOL, XawsdRight, 1, True);
+ if (start <= end) {
+ ++lines;
+ if (start == XawTextSourceScan(w, 0, XawstAll, XawsdRight, 1, True)) {
+ lines -= !_XawTextSourceNewLineAtEOF(w);
+ break;
+ }
+ }
+ }
+
+ info.left = left;
+ info.right = right;
+ info.block = block;
+ XtCallCallbacks(w, XtNpropertyCallback, &info);
+
+ TellSourceChanged(src, left, right, block, lines);
+ /* Call callbacks, we have changed the buffer */
+ XtCallCallbacks(w, XtNcallback,
+ (XtPointer)((long)src->textSrc.changed));
+ }
+
+#endif /* OLDXAW */
+ return (error);
+}
+
+#ifndef OLDXAW
+Bool
+_XawTextSrcUndo(TextSrcObject src, XawTextPosition *insert_pos)
+{
+ static wchar_t wnull = 0;
+ XawTextBlock block;
+ XawTextUndoList *list, *nlist;
+ XawTextUndoBuffer *l_state, *r_state;
+ Boolean changed = src->textSrc.changed;
+
+ if (!src->textSrc.enable_undo || !src->textSrc.undo->num_undo)
+ return (False);
+
+ list = src->textSrc.undo->pointer;
+
+ if (src->textSrc.undo->dir == XawsdLeft) {
+ l_state = list->right;
+ r_state = list->left;
+ }
+ else {
+ l_state = list->left;
+ r_state = list->right;
+ }
+
+ if (src->textSrc.undo->l_no_change == l_state
+ && src->textSrc.undo->r_no_change == r_state)
+ src->textSrc.changed = False;
+ else
+ src->textSrc.changed = True;
+
+ block.firstPos = 0;
+ block.length = r_state->length;
+ block.ptr = r_state->buffer ? r_state->buffer : (char*)&wnull;
+ block.format = r_state->format;
+
+ src->textSrc.undo_state = True;
+ if (XawTextSourceReplace((Widget)src, l_state->position, l_state->position
+ + l_state->length, &block) != XawEditDone) {
+ src->textSrc.undo_state = False;
+ src->textSrc.changed = changed;
+ return (False);
+ }
+ src->textSrc.undo_state = False;
+
+ ++l_state->refcount;
+ ++r_state->refcount;
+ nlist = XtNew(XawTextUndoList);
+ nlist->left = l_state;
+ nlist->right = r_state;
+ nlist->undo = src->textSrc.undo->list;
+ nlist->redo = NULL;
+
+ if (list == src->textSrc.undo->list)
+ src->textSrc.undo->end_mark = nlist;
+
+ if (src->textSrc.undo->dir == XawsdLeft) {
+ if (list->undo == NULL)
+ src->textSrc.undo->dir = XawsdRight;
+ else
+ list = list->undo;
+ }
+ else {
+ if (list->redo == NULL || list->redo == src->textSrc.undo->end_mark)
+ src->textSrc.undo->dir = XawsdLeft;
+ else
+ list = list->redo;
+ }
+ *insert_pos = r_state->position + r_state->length;
+ src->textSrc.undo->pointer = list;
+ src->textSrc.undo->list->redo = nlist;
+ src->textSrc.undo->list = nlist;
+ src->textSrc.undo->merge = src->textSrc.undo->erase = 0;
+
+ if (++src->textSrc.undo->num_list >= UNDO_DEPTH)
+ UndoGC(src->textSrc.undo);
+
+ return (True);
+}
+
+Bool
+_XawTextSrcToggleUndo(TextSrcObject src)
+{
+ if (!src->textSrc.enable_undo || !src->textSrc.undo->num_undo)
+ return (False);
+
+ if (src->textSrc.undo->pointer != src->textSrc.undo->list) {
+ if (src->textSrc.undo->dir == XawsdLeft) {
+ if (src->textSrc.undo->pointer->redo
+ && (src->textSrc.undo->pointer->redo
+ != src->textSrc.undo->end_mark)) {
+ src->textSrc.undo->pointer = src->textSrc.undo->pointer->redo;
+ src->textSrc.undo->dir = XawsdRight;
+ }
+ }
+ else {
+ if (src->textSrc.undo->pointer->undo
+ && (src->textSrc.undo->pointer != src->textSrc.undo->head)) {
+ src->textSrc.undo->pointer = src->textSrc.undo->pointer->undo;
+ src->textSrc.undo->dir = XawsdLeft;
+ }
+ }
+ }
+
+ return (True);
+}
+
+static void
+FreeUndoBuffer(XawTextUndo *undo)
+{
+ unsigned i;
+ XawTextUndoList *head, *del;
+
+ for (i = 0; i < undo->num_undo; i++) {
+ if (undo->undo[i]->buffer && undo->undo[i]->buffer != SrcNL &&
+ undo->undo[i]->buffer != (char*)SrcWNL)
+ XtFree(undo->undo[i]->buffer);
+ XtFree((char*)undo->undo[i]);
+ }
+ XtFree((char*)undo->undo);
+ head = undo->head;
+
+ del = head;
+ while (head) {
+ head = head->redo;
+ XtFree((char*)del);
+ del = head;
+ }
+
+ if (undo->l_save) {
+ XtFree((char*)undo->l_save);
+ undo->l_save = NULL;
+ }
+ if (undo->r_save) {
+ XtFree((char*)undo->r_save);
+ undo->r_save = NULL;
+ }
+ if (undo->u_save) {
+ XtFree((char*)undo->u_save);
+ undo->u_save = NULL;
+ }
+
+ undo->list = undo->pointer = undo->head = undo->end_mark = NULL;
+ undo->l_no_change = undo->r_no_change = NULL;
+ undo->undo = NULL;
+ undo->dir = XawsdLeft;
+ undo->num_undo = undo->num_list = undo->erase = undo->merge = 0;
+}
+
+static void
+UndoGC(XawTextUndo *undo)
+{
+ unsigned i;
+ XawTextUndoList *head = undo->head, *redo = head->redo;
+
+ if (head == undo->pointer || head == undo->end_mark
+ || undo->l_no_change == NULL
+ || head->left == undo->l_no_change || head->right == undo->l_no_change)
+ return;
+
+ undo->head = redo;
+ redo->undo = NULL;
+
+ --head->left->refcount;
+ if (--head->right->refcount == 0) {
+ for (i = 0; i < undo->num_undo; i+= 2)
+ if (head->left == undo->undo[i] || head->left == undo->undo[i+1]) {
+ if (head->left == undo->undo[i+1]) {
+ XawTextUndoBuffer *tmp = redo->left;
+
+ redo->left = redo->right;
+ redo->right = tmp;
+ }
+ if (head->left->buffer && head->left->buffer != SrcNL &&
+ head->left->buffer != (char*)SrcWNL)
+ XtFree(head->left->buffer);
+ XtFree((char*)head->left);
+ if (head->right->buffer && head->right->buffer != SrcNL &&
+ head->right->buffer != (char*)SrcWNL)
+ XtFree(head->right->buffer);
+ XtFree((char*)head->right);
+
+ undo->num_undo -= 2;
+ memmove(&undo->undo[i], &undo->undo[i + 2],
+ (undo->num_undo - i) * sizeof(XawTextUndoBuffer*));
+ break;
+ }
+ }
+ XtFree((char*)head);
+ --undo->num_list;
+}
+#endif /* OLDXAW */
+
+/*
+ * Function:
+ * XawTextSourceScan
+ *
+ * Parameters:
+ * w - TextSrc Object
+ * position - position to start scanning
+ * type - type of thing to scan for
+ * dir - direction to scan
+ * count - which occurance if this thing to search for
+ * include - whether or not to include the character found in
+ * the position that is returned.
+ *
+ * Description:
+ * Scans the text source for the number and type of item specified.
+ *
+ * Returns:
+ * The position of the text
+ */
+XawTextPosition
+XawTextSourceScan(Widget w, XawTextPosition position,
+#if NeedWidePrototypes
+ int type, int dir, int count, int include
+#else
+ XawTextScanType type, XawTextScanDirection dir,
+ int count, Boolean include
+#endif
+)
+{
+ TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
+
+ return ((*cclass->textSrc_class.Scan)
+ (w, position, type, dir, count, include));
+}
+
+/*
+ * Function:
+ * XawTextSourceSearch
+ *
+ * Parameters:
+ * w - TextSource Object
+ * position - position to start scanning
+ * dir - direction to scan
+ * text - the text block to search for.
+ *
+ * Returns:
+ * The position of the text we are searching for or XawTextSearchError.
+ *
+ * Description:
+ * Searchs the text source for the text block passed
+ */
+XawTextPosition
+XawTextSourceSearch(Widget w, XawTextPosition position,
+#if NeedWidePrototypes
+ int dir,
+#else
+ XawTextScanDirection dir,
+#endif
+ XawTextBlock *text)
+{
+ TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
+
+ return ((*cclass->textSrc_class.Search)(w, position, dir, text));
+}
+
+/*
+ * Function:
+ * XawTextSourceConvertSelection
+ *
+ * Parameters:
+ * w - TextSrc object
+ * selection - current selection atom
+ * target - current target atom
+ * type - type to conver the selection to
+ * value - return value that has been converted
+ * length - ""
+ * format - format of the returned value
+ *
+ * Returns:
+ * True if the selection has been converted
+ */
+Boolean
+XawTextSourceConvertSelection(Widget w, Atom *selection, Atom *target,
+ Atom *type, XtPointer *value,
+ unsigned long *length, int *format)
+{
+ TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
+
+ return((*cclass->textSrc_class.ConvertSelection)
+ (w, selection, target, type, value, length, format));
+}
+
+/*
+ * Function:
+ * XawTextSourceSetSelection
+ *
+ * Parameters:
+ * w - TextSrc object
+ * left - bounds of the selection
+ * rigth - ""
+ * selection - selection atom
+ *
+ * Description:
+ * Allows special setting of the selection.
+ */
+void
+XawTextSourceSetSelection(Widget w, XawTextPosition left,
+ XawTextPosition right, Atom selection)
+{
+ TextSrcObjectClass cclass = (TextSrcObjectClass)w->core.widget_class;
+
+ (*cclass->textSrc_class.SetSelection)(w, left, right, selection);
+}
+
+/*
+ * External Functions for Multi Text
+ */
+/*
+ * TextFormat():
+ * returns the format of text: FMT8BIT or FMTWIDE
+ */
+XrmQuark
+_XawTextFormat(TextWidget tw)
+{
+ return (((TextSrcObject)(tw->text.source))->textSrc.text_format);
+}
+
+/* _XawTextWCToMB():
+ * Convert the wchar string to external encoding
+ * The caller is responsible for freeing both the source and ret string
+ *
+ * wstr - source wchar string
+ * len_in_out - lengh of string.
+ * As In, length of source wchar string, measured in wchar
+ * As Out, length of returned string
+ */
+char *
+_XawTextWCToMB(Display *d, wchar_t *wstr, int *len_in_out)
+{
+ XTextProperty textprop;
+
+ if (XwcTextListToTextProperty(d, (wchar_t**)&wstr, 1,
+ XTextStyle, &textprop) < Success) {
+ XtWarningMsg("convertError", "textSource", "XawError",
+ "Non-character code(s) in buffer.", NULL, NULL);
+ *len_in_out = 0;
+ return (NULL);
+ }
+ *len_in_out = textprop.nitems;
+
+ return ((char *)textprop.value);
+}
+
+/* _XawTextMBToWC():
+ * Convert the string to internal processing codeset WC.
+ * The caller is responsible for freeing both the source and ret string.
+ *
+ * str - source string
+ * len_in_out - lengh of string
+ * As In, it is length of source string
+ * As Out, it is length of returned string, measured in wchar
+ */
+wchar_t *
+_XawTextMBToWC(Display *d, char *str, int *len_in_out)
+{
+ XTextProperty textprop;
+ char *buf;
+ wchar_t **wlist, *wstr;
+ int count;
+
+ if (*len_in_out == 0)
+ return (NULL);
+
+ buf = XtMalloc(*len_in_out + 1);
+
+ strncpy(buf, str, *len_in_out);
+ *(buf + *len_in_out) = '\0';
+ if (XmbTextListToTextProperty(d, &buf, 1, XTextStyle, &textprop) != Success) {
+ XtWarningMsg("convertError", "textSource", "XawError",
+ "No Memory, or Locale not supported.", NULL, NULL);
+ XtFree(buf);
+ *len_in_out = 0;
+ return (NULL);
+ }
+
+ XtFree(buf);
+ if (XwcTextPropertyToTextList(d, &textprop,
+ (wchar_t***)&wlist, &count) != Success) {
+ XtWarningMsg("convertError", "multiSourceCreate", "XawError",
+ "Non-character code(s) in source.", NULL, NULL);
+ *len_in_out = 0;
+ return (NULL);
+ }
+ wstr = wlist[0];
+ *len_in_out = wcslen(wstr);
+ XtFree((XtPointer)wlist);
+
+ return (wstr);
+}
+
+#ifndef OLDXAW
+static int
+qcmp_anchors(_Xconst void *left, _Xconst void *right)
+{
+ return ((*(XawTextAnchor**)left)->position -
+ (*(XawTextAnchor**)right)->position);
+}
+
+XawTextAnchor *
+XawTextSourceAddAnchor(Widget w, XawTextPosition position)
+{
+ TextSrcObject src = (TextSrcObject)w;
+ XawTextAnchor *anchor, *panchor;
+
+ if ((panchor = XawTextSourceFindAnchor(w, position)) != NULL) {
+ XawTextEntity *pentity, *entity;
+
+ if (position - panchor->position < ANCHORS_DIST)
+ return (panchor);
+
+ if (panchor->cache && panchor->position + panchor->cache->offset +
+ panchor->cache->length < position)
+ pentity = entity = panchor->cache;
+ else
+ pentity = entity = panchor->entities;
+
+ while (entity && panchor->position + entity->offset +
+ entity->length < position) {
+ pentity = entity;
+ entity = entity->next;
+ }
+ if (entity) {
+ XawTextPosition diff;
+
+ if (panchor->position + entity->offset < position)
+ position = panchor->position + entity->offset;
+
+ if (position == panchor->position)
+ return (panchor);
+
+ anchor = XtNew(XawTextAnchor);
+ diff = position - panchor->position;
+
+ panchor->cache = NULL;
+ anchor->entities = entity;
+ if (pentity != entity)
+ pentity->next = NULL;
+ else
+ panchor->entities = NULL;
+ while (entity) {
+ entity->offset -= diff;
+ entity = entity->next;
+ }
+ }
+ else {
+ anchor = XtNew(XawTextAnchor);
+ anchor->entities = NULL;
+ }
+ }
+ else {
+ anchor = XtNew(XawTextAnchor);
+ anchor->entities = NULL;
+ }
+
+ anchor->position = position;
+ anchor->cache = NULL;
+
+ src->textSrc.anchors = (XawTextAnchor**)
+ XtRealloc((XtPointer)src->textSrc.anchors, sizeof(XawTextAnchor*) *
+ (src->textSrc.num_anchors + 1));
+ src->textSrc.anchors[src->textSrc.num_anchors++] = anchor;
+ qsort((void*)src->textSrc.anchors, src->textSrc.num_anchors,
+ sizeof(XawTextAnchor*), qcmp_anchors);
+
+ return (anchor);
+}
+
+XawTextAnchor *
+XawTextSourceFindAnchor(Widget w, XawTextPosition position)
+{
+ TextSrcObject src = (TextSrcObject)w;
+ int i = 0, left, right, nmemb = src->textSrc.num_anchors;
+ XawTextAnchor *anchor, **anchors = src->textSrc.anchors;
+
+ left = 0;
+ right = nmemb - 1;
+ while (left <= right) {
+ anchor = anchors[i = (left + right) >> 1];
+ if (anchor->position == position)
+ return (anchor);
+ else if (position < anchor->position)
+ right = i - 1;
+ else
+ left = i + 1;
+ }
+
+ if (nmemb)
+ return (right < 0 ? anchors[0] : anchors[right]);
+
+ return (NULL);
+}
+
+Bool
+XawTextSourceAnchorAndEntity(Widget w, XawTextPosition position,
+ XawTextAnchor **anchor_return,
+ XawTextEntity **entity_return)
+{
+ XawTextAnchor *anchor = XawTextSourceFindAnchor(w, position);
+ XawTextEntity *pentity, *entity;
+ XawTextPosition offset;
+ Bool next_anchor = True, retval = False;
+
+ if (anchor->cache && anchor->position + anchor->cache->offset +
+ anchor->cache->length <= position)
+ pentity = entity = anchor->cache;
+ else
+ pentity = entity = anchor->entities;
+ while (entity) {
+ offset = anchor->position + entity->offset;
+
+ if (offset > position) {
+ retval = next_anchor = False;
+ break;
+ }
+ if (offset + entity->length > position) {
+ retval = True;
+ next_anchor = False;
+ break;
+ }
+ pentity = entity;
+ entity = entity->next;
+ }
+
+ if (next_anchor) {
+ *anchor_return = anchor = XawTextSourceNextAnchor(w, anchor);
+ *entity_return = anchor ? anchor->entities : NULL;
+ }
+ else {
+ *anchor_return = anchor;
+ *entity_return = retval ? entity : pentity;
+ }
+
+ if (*anchor_return)
+ (*anchor_return)->cache = *entity_return;
+
+ return (retval);
+}
+
+XawTextAnchor *
+XawTextSourceNextAnchor(Widget w, XawTextAnchor *anchor)
+{
+ int i;
+ TextSrcObject src = (TextSrcObject)w;
+
+ for (i = 0; i < src->textSrc.num_anchors - 1; i++)
+ if (src->textSrc.anchors[i] == anchor)
+ return (src->textSrc.anchors[i + 1]);
+
+ return (NULL);
+}
+
+XawTextAnchor *
+XawTextSourcePrevAnchor(Widget w, XawTextAnchor *anchor)
+{
+ int i;
+ TextSrcObject src = (TextSrcObject)w;
+
+ for (i = src->textSrc.num_anchors - 1; i > 0; i--)
+ if (src->textSrc.anchors[i] == anchor)
+ return (src->textSrc.anchors[i - 1]);
+
+ return (NULL);
+}
+
+XawTextAnchor *
+XawTextSourceRemoveAnchor(Widget w, XawTextAnchor *anchor)
+{
+ int i;
+ TextSrcObject src = (TextSrcObject)w;
+
+ for (i = 0; i < src->textSrc.num_anchors; i++)
+ if (src->textSrc.anchors[i] == anchor)
+ break;
+
+ if (i == 0)
+ return (src->textSrc.num_anchors > 1 ? src->textSrc.anchors[1] : NULL);
+
+ if (i < src->textSrc.num_anchors) {
+ XtFree((XtPointer)anchor);
+ if (i < --src->textSrc.num_anchors) {
+ memmove(&src->textSrc.anchors[i],
+ &src->textSrc.anchors[i + 1],
+ (src->textSrc.num_anchors - i) *
+ sizeof(XawTextAnchor*));
+
+ return (src->textSrc.anchors[i]);
+ }
+ }
+
+ return (NULL);
+}
+
+XawTextEntity *
+XawTextSourceAddEntity(Widget w, int type, int flags, XtPointer data,
+ XawTextPosition position, Cardinal length,
+ XrmQuark property)
+{
+ XawTextAnchor *next, *anchor = _XawTextSourceFindAnchor(w, position);
+ XawTextEntity *entity, *eprev;
+
+ /* There is no support for zero length entities for now */
+ if (length == 0)
+ return (NULL);
+
+ if (anchor->cache && anchor->position + anchor->cache->offset +
+ anchor->cache->length <= position)
+ eprev = entity = anchor->cache;
+ else
+ eprev = entity = anchor->entities;
+
+ while (entity && anchor->position + entity->offset + entity->length <=
+ position) {
+ eprev = entity;
+ entity = entity->next;
+ }
+ if (entity && anchor->position + entity->offset < position + length) {
+ fprintf(stderr, "Cannot (yet) add more than one entity to same region.\n");
+ return (NULL);
+ }
+
+ next = XawTextSourceFindAnchor(w, position + length);
+ if (next && next != anchor) {
+ if ((entity = next->entities) != NULL) {
+ if (next->position + entity->offset < position + length) {
+ fprintf(stderr, "Cannot (yet) add more than one entity to same region.\n");
+ return (NULL);
+ }
+ }
+ if (position + length > next->position) {
+ XawTextPosition diff = position + length - next->position;
+
+ next->position += diff;
+ entity = next->entities;
+ while (entity) {
+ entity->offset -= diff;
+ entity = entity->next;
+ }
+ entity = anchor->entities;
+ while (entity && entity->offset < 0)
+ entity = entity->next;
+ if (entity && entity->offset < 0) {
+ if (eprev)
+ eprev->next = next->entities;
+ else
+ anchor->entities = next->entities;
+ if ((next->entities = entity->next) == NULL)
+ (void)XawTextSourceRemoveAnchor(w, next);
+ entity->next = NULL;
+
+ return (XawTextSourceAddEntity(w, type, flags, data, position,
+ length, property));
+ }
+ }
+ }
+
+ /* Automatically join sequential entities if possible */
+ if (eprev &&
+ anchor->position + eprev->offset + eprev->length == position &&
+ eprev->property == property && eprev->type == type &&
+ eprev->flags == flags && eprev->data == data) {
+ eprev->length += length;
+ return (eprev);
+ }
+
+ entity = XtNew(XawTextEntity);
+ entity->type = type;
+ entity->flags = flags;
+ entity->data = data;
+ entity->offset = position - anchor->position;
+ entity->length = length;
+ entity->property = property;
+
+ if (eprev == NULL) {
+ anchor->entities = entity;
+ entity->next = NULL;
+ anchor->cache = NULL;
+ }
+ else if (eprev->offset > entity->offset) {
+ anchor->cache = NULL;
+ anchor->entities = entity;
+ entity->next = eprev;
+ }
+ else {
+ anchor->cache = eprev;
+ entity->next = eprev->next;
+ eprev->next = entity;
+ }
+
+ return (entity);
+}
+
+void
+XawTextSourceClearEntities(Widget w, XawTextPosition left, XawTextPosition right)
+{
+ XawTextAnchor *anchor = XawTextSourceFindAnchor(w, left);
+ XawTextEntity *entity, *eprev, *enext;
+ XawTextPosition offset;
+ int length;
+
+ while (anchor && anchor->entities == NULL)
+ anchor = XawTextSourceRemoveAnchor(w, anchor);
+
+ if (anchor == NULL || left >= right)
+ return;
+
+ if (anchor->cache && anchor->position + anchor->cache->offset +
+ anchor->cache->length < left)
+ eprev = entity = anchor->cache;
+ else
+ eprev = entity = anchor->entities;
+
+ /* find first entity before left position */
+ while (anchor->position + entity->offset + entity->length < left) {
+ eprev = entity;
+ if ((entity = entity->next) == NULL) {
+ if ((anchor = XawTextSourceNextAnchor(w, anchor)) == NULL)
+ return;
+ if ((eprev = entity = anchor->entities) == NULL) {
+ fprintf(stderr, "Bad anchor found!\n");
+ return;
+ }
+ }
+ }
+
+ offset = anchor->position + entity->offset;
+ if (offset <= left) {
+ length = XawMin(entity->length, left - offset);
+
+ if (length <= 0) {
+ enext = entity->next;
+ eprev->next = enext;
+ XtFree((XtPointer)entity);
+ anchor->cache = NULL;
+ if (entity == anchor->entities) {
+ eprev = NULL;
+ if ((anchor->entities = enext) == NULL) {
+ if ((anchor = XawTextSourceRemoveAnchor(w, anchor)) == NULL)
+ return;
+ entity = anchor->entities;
+ }
+ else
+ entity = enext;
+ }
+ else
+ entity = enext;
+ }
+ else {
+ entity->length = length;
+ eprev = entity;
+ entity = entity->next;
+ }
+ }
+
+ /* clean everything until right position is reached */
+ while (anchor) {
+ while (entity) {
+ offset = anchor->position + entity->offset + entity->length;
+
+ if (offset > right) {
+ anchor->cache = NULL;
+ entity->offset = XawMax(entity->offset, right - anchor->position);
+ entity->length = XawMin(entity->length, offset - right);
+ return;
+ }
+
+ enext = entity->next;
+ if (eprev)
+ eprev->next = enext;
+ XtFree((XtPointer)entity);
+ if (entity == anchor->entities) {
+ eprev = anchor->cache = NULL;
+ if ((anchor->entities = enext) == NULL) {
+ if ((anchor = XawTextSourceRemoveAnchor(w, anchor)) == NULL)
+ return;
+ entity = anchor->entities;
+ continue;
+ }
+ }
+ entity = enext;
+ }
+ if (anchor)
+ anchor->cache = NULL;
+ if ((anchor = XawTextSourceNextAnchor(w, anchor)) != NULL)
+ entity = anchor->entities;
+ eprev = NULL;
+ }
+}
+
+/* checks the anchors up to position, and create an appropriate anchor
+ * at position, if required.
+ */
+XawTextAnchor *
+_XawTextSourceFindAnchor(Widget w, XawTextPosition position)
+{
+ XawTextAnchor *anchor;
+
+ anchor = XawTextSourceFindAnchor(w, position);
+
+ position -= position % ANCHORS_DIST;
+
+ if (position - anchor->position >= ANCHORS_DIST)
+ return (XawTextSourceAddAnchor(w, position));
+
+ return (anchor);
+}
+#endif
diff --git a/libXaw/src/TextTr.c b/libXaw/src/TextTr.c
index 5c524196a..f354683e2 100644
--- a/libXaw/src/TextTr.c
+++ b/libXaw/src/TextTr.c
@@ -1,158 +1,158 @@
-/*
-
-Copyright 1991, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-/* INTERNATIONALIZATION:
-
-The OMRON R5 contrib added the following action to the old TextTr:
-
- Ctrl<Key>backslash: reconnect-im()
-
-This is needed when the im is killed or otherwise becomes unreachable.
-This keystroke is evil (inconvenient, hard-to-remember, not obvious)
-so I am adding one more translation:
-
- <Key>Kanji: reconnect-im()
-
-The Japanese user typically hits their Kanji key when they want to do
-input. This merely makes sure the input is connected.
-*/
-
-#include <X11/Xaw/Text.h>
-
-char _XawDefaultTextTranslations[] =
-"c<Key>A:" "beginning-of-line()\n"
-"c<Key>B:" "backward-character()\n"
-"c<Key>C:" "insert-selection(CUT_BUFFER0)\n"
-"c<Key>D:" "delete-next-character()\n"
-"c<Key>E:" "end-of-line()\n"
-"c<Key>F:" "forward-character()\n"
-#ifndef OLDXAW
-"c<Key>G:" "keyboard-reset()\n"
-#else
-"c<Key>G:" "multiply(Reset)\n"
-#endif
-"c<Key>H:" "delete-previous-character()\n"
-"c<Key>J:" "newline-and-indent()\n"
-"c<Key>K:" "kill-to-end-of-line()\n"
-"c<Key>L:" "redraw-display()\n"
-"c<Key>M:" "newline()\n"
-"c<Key>N:" "next-line()\n"
-"c<Key>O:" "newline-and-backup()\n"
-"c<Key>P:" "previous-line()\n"
-"c<Key>R:" "search(backward)\n"
-"c<Key>S:" "search(forward)\n"
-"c<Key>T:" "transpose-characters()\n"
-#ifndef OLDXAW
-"c<Key>U:" "multiply(Start)\n"
-#else
-"c<Key>U:" "multiply(4)\n"
-#endif
-"c<Key>V:" "next-page()\n"
-"c<Key>W:" "kill-selection()\n"
-"c<Key>Y:" "insert-selection(SECONDARY)\n"
-"c<Key>Z:" "scroll-one-line-up()\n"
-"m<Key>B:" "backward-word()\n"
-"m<Key>C:" "capitalize-word()\n"
-"m<Key>F:" "forward-word()\n"
-"m<Key>I:" "insert-file()\n"
-"m<Key>K:" "kill-to-end-of-paragraph()\n"
-"m<Key>L:" "downcase-word()\n"
-"m<Key>Q:" "form-paragraph()\n"
-"m<Key>U:" "upcase-word()\n"
-"m<Key>V:" "previous-page()\n"
-#ifndef OLDXAW
-"m<Key>Y:" "kill-ring-yank()\n"
-#endif
-"m<Key>Z:" "scroll-one-line-down()\n"
-"~s m<Key>d:" "kill-word(alnum)\n"
-"s m<Key>d:" "delete-next-word(alnum)\n"
-"~s m<Key>h:" "backward-kill-word(alnum)\n"
-"s m<Key>h:" "delete-previous-word(alnum)\n"
-":m<Key>\\<:" "beginning-of-file()\n"
-":m<Key>\\>:" "end-of-file()\n"
-":m<Key>]:" "forward-paragraph()\n"
-":m<Key>[:" "backward-paragraph()\n"
-"~s m<Key>Delete:" "backward-kill-word(alnum)\n"
-"s m<Key>Delete:" "delete-previous-word(alnum)\n"
-"~s m<Key>BackSpace:" "backward-kill-word(alnum)\n"
-"s m<Key>BackSpace:" "delete-previous-word(alnum)\n"
-"c<Key>Left:" "backward-word(alnum)\n"
-"c<Key>Right:" "forward-word(alnum)\n"
-"c<Key>Up:" "backward-paragraph()\n"
-"c<Key>Down:" "forward-paragraph()\n"
-"<Key>Home:" "beginning-of-file()\n"
-":<Key>KP_Home:" "beginning-of-file()\n"
-"<Key>End:" "end-of-file()\n"
-":<Key>KP_End:" "end-of-file()\n"
-"<Key>Next:" "next-page()\n"
-":<Key>KP_Next:" "next-page()\n"
-"<Key>Prior:" "previous-page()\n"
-":<Key>KP_Prior:" "previous-page()\n"
-"<Key>Right:" "forward-character()\n"
-":<Key>KP_Right:" "forward-character()\n"
-"<Key>Left:" "backward-character()\n"
-":<Key>KP_Left:" "backward-character()\n"
-"<Key>Down:" "next-line()\n"
-":<Key>KP_Down:" "next-line()\n"
-"<Key>Up:" "previous-line()\n"
-":<Key>KP_Up:" "previous-line()\n"
-"<Key>Delete:" "delete()\n"
-":<Key>KP_Delete:" "delete()\n"
-"<Key>BackSpace:" "delete-previous-character()\n"
-"<Key>Linefeed:" "newline-and-indent()\n"
-"<Key>Return:" "newline()\n"
-":<Key>KP_Enter:" "newline()\n"
-"c<Key>backslash:" "reconnect-im()\n"
-"<Key>Kanji:" "reconnect-im()\n"
-#ifndef OLDXAW
-":<Key>0:" "numeric(0)\n"
-":<Key>1:" "numeric(1)\n"
-":<Key>2:" "numeric(2)\n"
-":<Key>3:" "numeric(3)\n"
-":<Key>4:" "numeric(4)\n"
-":<Key>5:" "numeric(5)\n"
-":<Key>6:" "numeric(6)\n"
-":<Key>7:" "numeric(7)\n"
-":<Key>8:" "numeric(8)\n"
-":<Key>9:" "numeric(9)\n"
-":<Key>-:" "numeric(-)\n"
-":c<Key>_:" "undo()\n"
-#endif
-"s <Key>Insert:" "insert-selection(PRIMARY, CUT_BUFFER0)\n"
-"<Ctrl>Q,<Key>:" "insert-char()\n"
-"<Key>:" "insert-char()\n"
-"<Enter>:" "enter-window()\n"
-"<Leave>:" "leave-window()\n"
-"<FocusIn>:" "focus-in()\n"
-"<FocusOut>:" "focus-out()\n"
-"<Btn1Down>:" "select-start()\n"
-"<Btn1Motion>:" "extend-adjust()\n"
-"<Btn1Up>:" "extend-end(PRIMARY, CUT_BUFFER0)\n"
-"<Btn2Down>:" "insert-selection(PRIMARY, CUT_BUFFER0)\n"
-"<Btn3Down>:" "extend-start()\n"
-"<Btn3Motion>:" "extend-adjust()\n"
-"<Btn3Up>:" "extend-end(PRIMARY, CUT_BUFFER0)\n"
-;
+/*
+
+Copyright 1991, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/* INTERNATIONALIZATION:
+
+The OMRON R5 contrib added the following action to the old TextTr:
+
+ Ctrl<Key>backslash: reconnect-im()
+
+This is needed when the im is killed or otherwise becomes unreachable.
+This keystroke is evil (inconvenient, hard-to-remember, not obvious)
+so I am adding one more translation:
+
+ <Key>Kanji: reconnect-im()
+
+The Japanese user typically hits their Kanji key when they want to do
+input. This merely makes sure the input is connected.
+*/
+
+#include <X11/Xaw/Text.h>
+
+char _XawDefaultTextTranslations[] =
+"c<Key>A:" "beginning-of-line()\n"
+"c<Key>B:" "backward-character()\n"
+"c<Key>C:" "insert-selection(CUT_BUFFER0)\n"
+"c<Key>D:" "delete-next-character()\n"
+"c<Key>E:" "end-of-line()\n"
+"c<Key>F:" "forward-character()\n"
+#ifndef OLDXAW
+"c<Key>G:" "keyboard-reset()\n"
+#else
+"c<Key>G:" "multiply(Reset)\n"
+#endif
+"c<Key>H:" "delete-previous-character()\n"
+"c<Key>J:" "newline-and-indent()\n"
+"c<Key>K:" "kill-to-end-of-line()\n"
+"c<Key>L:" "redraw-display()\n"
+"c<Key>M:" "newline()\n"
+"c<Key>N:" "next-line()\n"
+"c<Key>O:" "newline-and-backup()\n"
+"c<Key>P:" "previous-line()\n"
+"c<Key>R:" "search(backward)\n"
+"c<Key>S:" "search(forward)\n"
+"c<Key>T:" "transpose-characters()\n"
+#ifndef OLDXAW
+"c<Key>U:" "multiply(Start)\n"
+#else
+"c<Key>U:" "multiply(4)\n"
+#endif
+"c<Key>V:" "next-page()\n"
+"c<Key>W:" "kill-selection()\n"
+"c<Key>Y:" "insert-selection(SECONDARY)\n"
+"c<Key>Z:" "scroll-one-line-up()\n"
+"m<Key>B:" "backward-word()\n"
+"m<Key>C:" "capitalize-word()\n"
+"m<Key>F:" "forward-word()\n"
+"m<Key>I:" "insert-file()\n"
+"m<Key>K:" "kill-to-end-of-paragraph()\n"
+"m<Key>L:" "downcase-word()\n"
+"m<Key>Q:" "form-paragraph()\n"
+"m<Key>U:" "upcase-word()\n"
+"m<Key>V:" "previous-page()\n"
+#ifndef OLDXAW
+"m<Key>Y:" "kill-ring-yank()\n"
+#endif
+"m<Key>Z:" "scroll-one-line-down()\n"
+"~s m<Key>d:" "kill-word(alnum)\n"
+"s m<Key>d:" "delete-next-word(alnum)\n"
+"~s m<Key>h:" "backward-kill-word(alnum)\n"
+"s m<Key>h:" "delete-previous-word(alnum)\n"
+":m<Key>\\<:" "beginning-of-file()\n"
+":m<Key>\\>:" "end-of-file()\n"
+":m<Key>]:" "forward-paragraph()\n"
+":m<Key>[:" "backward-paragraph()\n"
+"~s m<Key>Delete:" "backward-kill-word(alnum)\n"
+"s m<Key>Delete:" "delete-previous-word(alnum)\n"
+"~s m<Key>BackSpace:" "backward-kill-word(alnum)\n"
+"s m<Key>BackSpace:" "delete-previous-word(alnum)\n"
+"c<Key>Left:" "backward-word(alnum)\n"
+"c<Key>Right:" "forward-word(alnum)\n"
+"c<Key>Up:" "backward-paragraph()\n"
+"c<Key>Down:" "forward-paragraph()\n"
+"<Key>Home:" "beginning-of-file()\n"
+":<Key>KP_Home:" "beginning-of-file()\n"
+"<Key>End:" "end-of-file()\n"
+":<Key>KP_End:" "end-of-file()\n"
+"<Key>Next:" "next-page()\n"
+":<Key>KP_Next:" "next-page()\n"
+"<Key>Prior:" "previous-page()\n"
+":<Key>KP_Prior:" "previous-page()\n"
+"<Key>Right:" "forward-character()\n"
+":<Key>KP_Right:" "forward-character()\n"
+"<Key>Left:" "backward-character()\n"
+":<Key>KP_Left:" "backward-character()\n"
+"<Key>Down:" "next-line()\n"
+":<Key>KP_Down:" "next-line()\n"
+"<Key>Up:" "previous-line()\n"
+":<Key>KP_Up:" "previous-line()\n"
+"<Key>Delete:" "delete()\n"
+":<Key>KP_Delete:" "delete()\n"
+"<Key>BackSpace:" "delete-previous-character()\n"
+"<Key>Linefeed:" "newline-and-indent()\n"
+"<Key>Return:" "newline()\n"
+":<Key>KP_Enter:" "newline()\n"
+"c<Key>backslash:" "reconnect-im()\n"
+"<Key>Kanji:" "reconnect-im()\n"
+#ifndef OLDXAW
+":<Key>0:" "numeric(0)\n"
+":<Key>1:" "numeric(1)\n"
+":<Key>2:" "numeric(2)\n"
+":<Key>3:" "numeric(3)\n"
+":<Key>4:" "numeric(4)\n"
+":<Key>5:" "numeric(5)\n"
+":<Key>6:" "numeric(6)\n"
+":<Key>7:" "numeric(7)\n"
+":<Key>8:" "numeric(8)\n"
+":<Key>9:" "numeric(9)\n"
+":<Key>-:" "numeric(-)\n"
+":c<Key>_:" "undo()\n"
+#endif
+"s <Key>Insert:" "insert-selection(PRIMARY, CUT_BUFFER0)\n"
+"<Ctrl>Q,<Key>:" "insert-char()\n"
+"<Key>:" "insert-char()\n"
+"<Enter>:" "enter-window()\n"
+"<Leave>:" "leave-window()\n"
+"<FocusIn>:" "focus-in()\n"
+"<FocusOut>:" "focus-out()\n"
+"<Btn1Down>:" "select-start()\n"
+"<Btn1Motion>:" "extend-adjust()\n"
+"<Btn1Up>:" "extend-end(PRIMARY, CUT_BUFFER0)\n"
+"<Btn2Down>:" "insert-selection(PRIMARY, CUT_BUFFER0)\n"
+"<Btn3Down>:" "extend-start()\n"
+"<Btn3Motion>:" "extend-adjust()\n"
+"<Btn3Up>:" "extend-end(PRIMARY, CUT_BUFFER0)\n"
+;
diff --git a/libXaw/src/Tip.c b/libXaw/src/Tip.c
index bca994ca5..9f8b32ad3 100644
--- a/libXaw/src/Tip.c
+++ b/libXaw/src/Tip.c
@@ -1,637 +1,637 @@
-/*
- * Copyright (c) 1999 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of the XFree86 Project shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from the
- * XFree86 Project.
- *
- * Author: Paulo César Pereira de Andrade
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xos.h>
-#include <X11/Xaw/TipP.h>
-#include <X11/Xaw/XawInit.h>
-#include <X11/Xmu/Converters.h>
-#include "Private.h"
-
-#define TIP_EVENT_MASK (ButtonPressMask | \
- ButtonReleaseMask | \
- PointerMotionMask | \
- ButtonMotionMask | \
- KeyPressMask | \
- KeyReleaseMask | \
- EnterWindowMask | \
- LeaveWindowMask)
-
-/*
- * Types
- */
-typedef struct _XawTipInfo {
- Screen *screen;
- TipWidget tip;
- Widget widget;
- Bool mapped;
- struct _XawTipInfo *next;
-} XawTipInfo;
-
-/*
- * Class Methods
- */
-static void XawTipClassInitialize(void);
-static void XawTipInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawTipDestroy(Widget);
-static void XawTipExpose(Widget, XEvent*, Region);
-static void XawTipRealize(Widget, Mask*, XSetWindowAttributes*);
-static Boolean XawTipSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void TipEventHandler(Widget, XtPointer, XEvent*, Boolean*);
-static void TipShellEventHandler(Widget, XtPointer, XEvent*, Boolean*);
-static XawTipInfo *CreateTipInfo(Widget);
-static XawTipInfo *FindTipInfo(Widget);
-static void ResetTip(XawTipInfo*, Bool);
-static void TipTimeoutCallback(XtPointer, XtIntervalId*);
-static void TipLayout(XawTipInfo*);
-static void TipPosition(XawTipInfo*);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(TipRec, tip.field)
-static XtResource resources[] = {
- {
- XtNforeground,
- XtCForeground,
- XtRPixel,
- sizeof(Pixel),
- offset(foreground),
- XtRString,
- XtDefaultForeground,
- },
- {
- XtNfont,
- XtCFont,
- XtRFontStruct,
- sizeof(XFontStruct*),
- offset(font),
- XtRString,
- XtDefaultFont
- },
- {
- XtNfontSet,
- XtCFontSet,
- XtRFontSet,
- sizeof(XFontSet),
- offset(fontset),
- XtRString,
- XtDefaultFontSet
- },
- {
- XtNtopMargin,
- XtCVerticalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(top_margin),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNbottomMargin,
- XtCVerticalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(bottom_margin),
- XtRImmediate,
- (XtPointer)2
- },
- {
- XtNleftMargin,
- XtCHorizontalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(left_margin),
- XtRImmediate,
- (XtPointer)6
- },
- {
- XtNrightMargin,
- XtCHorizontalMargins,
- XtRDimension,
- sizeof(Dimension),
- offset(right_margin),
- XtRImmediate,
- (XtPointer)6
- },
- {
- XtNbackingStore,
- XtCBackingStore,
- XtRBackingStore,
- sizeof(int),
- offset(backing_store),
- XtRImmediate,
- (XtPointer)(Always + WhenMapped + NotUseful)
- },
- {
- XtNtimeout,
- XtCTimeout,
- XtRInt,
- sizeof(int),
- offset(timeout),
- XtRImmediate,
- (XtPointer)500
- },
- {
- XawNdisplayList,
- XawCDisplayList,
- XawRDisplayList,
- sizeof(XawDisplayList*),
- offset(display_list),
- XtRImmediate,
- NULL
- },
-};
-#undef offset
-
-TipClassRec tipClassRec = {
- /* core */
- {
- (WidgetClass)&widgetClassRec, /* superclass */
- "Tip", /* class_name */
- sizeof(TipRec), /* widget_size */
- XawTipClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawTipInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawTipRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- XawTipDestroy, /* destroy */
- NULL, /* resize */
- XawTipExpose, /* expose */
- XawTipSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* tip */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass tipWidgetClass = (WidgetClass)&tipClassRec;
-
-static XawTipInfo *first_tip;
-
-/*
- * Implementation
- */
-static void
-XawTipClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
- NULL, 0);
- XtSetTypeConverter(XtRBackingStore, XtRString, XmuCvtBackingStoreToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-/*ARGSUSED*/
-static void
-XawTipInitialize(Widget req, Widget w, ArgList args, Cardinal *num_args)
-{
- TipWidget tip = (TipWidget)w;
- XGCValues values;
-
- if (!tip->tip.font) XtError("Aborting: no font found\n");
- if (tip->tip.international && !tip->tip.fontset)
- XtError("Aborting: no fontset found\n");
-
- tip->tip.timer = 0;
-
- values.foreground = tip->tip.foreground;
- values.background = tip->core.background_pixel;
- values.font = tip->tip.font->fid;
- values.graphics_exposures = False;
-
- tip->tip.gc = XtAllocateGC(w, 0, GCForeground | GCBackground | GCFont |
- GCGraphicsExposures, &values, GCFont, 0);
-}
-
-static void
-XawTipDestroy(Widget w)
-{
- XawTipInfo *info = FindTipInfo(w);
- TipWidget tip = (TipWidget)w;
-
- if (tip->tip.timer)
- XtRemoveTimeOut(tip->tip.timer);
-
- XtReleaseGC(w, tip->tip.gc);
-
- XtRemoveEventHandler(XtParent(w), KeyPressMask, False, TipShellEventHandler,
- (XtPointer)NULL);
- if (info == first_tip)
- first_tip = first_tip->next;
- else {
- XawTipInfo *p = first_tip;
-
- while (p && p->next != info)
- p = p->next;
- if (p)
- p->next = info->next;
- }
- XtFree((char*)info);
-}
-
-static void
-XawTipRealize(Widget w, Mask *mask, XSetWindowAttributes *attr)
-{
- TipWidget tip = (TipWidget)w;
-
- if (tip->tip.backing_store == Always ||
- tip->tip.backing_store == NotUseful ||
- tip->tip.backing_store == WhenMapped) {
- *mask |= CWBackingStore;
- attr->backing_store = tip->tip.backing_store;
- }
- else
- *mask &= ~CWBackingStore;
- *mask |= CWOverrideRedirect;
- attr->override_redirect = True;
-
- XtWindow(w) = XCreateWindow(DisplayOfScreen(XtScreen(w)),
- RootWindowOfScreen(XtScreen(w)),
- XtX(w), XtY(w),
- XtWidth(w) ? XtWidth(w) : 1,
- XtHeight(w) ? XtHeight(w) : 1,
- XtBorderWidth(w),
- DefaultDepthOfScreen(XtScreen(w)),
- InputOutput,
- (Visual *)CopyFromParent,
- *mask, attr);
-}
-
-static void
-XawTipExpose(Widget w, XEvent *event, Region region)
-{
- TipWidget tip = (TipWidget)w;
- GC gc = tip->tip.gc;
- char *nl, *label = tip->tip.label;
- Position y = tip->tip.top_margin + tip->tip.font->max_bounds.ascent;
- int len;
-
- if (tip->tip.display_list)
- XawRunDisplayList(w, tip->tip.display_list, event, region);
-
- if (tip->tip.international == True) {
- Position ksy = tip->tip.top_margin;
- XFontSetExtents *ext = XExtentsOfFontSet(tip->tip.fontset);
-
- ksy += XawAbs(ext->max_ink_extent.y);
-
- while ((nl = index(label, '\n')) != NULL) {
- XmbDrawString(XtDisplay(w), XtWindow(w), tip->tip.fontset,
- gc, tip->tip.left_margin, ksy, label,
- (int)(nl - label));
- ksy += ext->max_ink_extent.height;
- label = nl + 1;
- }
- len = strlen(label);
- if (len)
- XmbDrawString(XtDisplay(w), XtWindow(w), tip->tip.fontset, gc,
- tip->tip.left_margin, ksy, label, len);
- }
- else {
- while ((nl = index(label, '\n')) != NULL) {
- if (tip->tip.encoding)
- XDrawString16(XtDisplay(w), XtWindow(w), gc,
- tip->tip.left_margin, y,
- (XChar2b*)label, (int)(nl - label) >> 1);
- else
- XDrawString(XtDisplay(w), XtWindow(w), gc,
- tip->tip.left_margin, y, label, (int)(nl - label));
- y += tip->tip.font->max_bounds.ascent +
- tip->tip.font->max_bounds.descent;
- label = nl + 1;
- }
- len = strlen(label);
- if (len) {
- if (tip->tip.encoding)
- XDrawString16(XtDisplay(w), XtWindow(w), gc,
- tip->tip.left_margin, y, (XChar2b*)label, len >> 1);
- else
- XDrawString(XtDisplay(w), XtWindow(w), gc,
- tip->tip.left_margin, y, label, len);
- }
- }
-}
-
-/*ARGSUSED*/
-static Boolean
-XawTipSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- TipWidget curtip = (TipWidget)current;
- TipWidget newtip = (TipWidget)cnew;
- Boolean redisplay = False;
-
- if (curtip->tip.font->fid != newtip->tip.font->fid ||
- curtip->tip.foreground != newtip->tip.foreground) {
- XGCValues values;
-
- values.foreground = newtip->tip.foreground;
- values.background = newtip->core.background_pixel;
- values.font = newtip->tip.font->fid;
- values.graphics_exposures = False;
- XtReleaseGC(cnew, curtip->tip.gc);
- newtip->tip.gc = XtAllocateGC(cnew, 0, GCForeground | GCBackground |
- GCFont | GCGraphicsExposures, &values,
- GCFont, 0);
- redisplay = True;
- }
- if (curtip->tip.display_list != newtip->tip.display_list)
- redisplay = True;
-
- return (redisplay);
-}
-
-static void
-TipLayout(XawTipInfo *info)
-{
- XFontStruct *fs = info->tip->tip.font;
- int width = 0, height;
- char *nl, *label = info->tip->tip.label;
-
- if (info->tip->tip.international == True) {
- XFontSet fset = info->tip->tip.fontset;
- XFontSetExtents *ext = XExtentsOfFontSet(fset);
-
- height = ext->max_ink_extent.height;
- if ((nl = index(label, '\n')) != NULL) {
- /*CONSTCOND*/
- while (True) {
- int w = XmbTextEscapement(fset, label, (int)(nl - label));
-
- if (w > width)
- width = w;
- if (*nl == '\0')
- break;
- label = nl + 1;
- if (*label)
- height += ext->max_ink_extent.height;
- if ((nl = index(label, '\n')) == NULL)
- nl = index(label, '\0');
- }
- }
- else
- width = XmbTextEscapement(fset, label, strlen(label));
- }
- else {
- height = fs->max_bounds.ascent + fs->max_bounds.descent;
- if ((nl = index(label, '\n')) != NULL) {
- /*CONSTCOND*/
- while (True) {
- int w = info->tip->tip.encoding ?
- XTextWidth16(fs, (XChar2b*)label, (int)(nl - label) >> 1) :
- XTextWidth(fs, label, (int)(nl - label));
- if (w > width)
- width = w;
- if (*nl == '\0')
- break;
- label = nl + 1;
- if (*label)
- height += fs->max_bounds.ascent + fs->max_bounds.descent;
- if ((nl = index(label, '\n')) == NULL)
- nl = index(label, '\0');
- }
- }
- else
- width = info->tip->tip.encoding ?
- XTextWidth16(fs, (XChar2b*)label, strlen(label) >> 1) :
- XTextWidth(fs, label, strlen(label));
- }
- XtWidth(info->tip) = width + info->tip->tip.left_margin +
- info->tip->tip.right_margin;
- XtHeight(info->tip) = height + info->tip->tip.top_margin +
- info->tip->tip.bottom_margin;
-}
-
-#define DEFAULT_TIP_Y_OFFSET 12
-static void
-TipPosition(XawTipInfo *info)
-{
- Window r, c;
- int rx, ry, wx, wy;
- unsigned mask;
- Position x, y;
-
- XQueryPointer(XtDisplay((Widget)info->tip), XtWindow((Widget)info->tip),
- &r, &c, &rx, &ry, &wx, &wy, &mask);
- x = rx - (XtWidth(info->tip) >> 1);
- y = ry + DEFAULT_TIP_Y_OFFSET;
-
- if (x >= 0) {
- int scr_width = WidthOfScreen(XtScreen(info->tip));
-
- if (x + XtWidth(info->tip) + XtBorderWidth(info->tip) > scr_width)
- x = scr_width - XtWidth(info->tip) - XtBorderWidth(info->tip);
- }
- if (x < 0)
- x = 0;
- if (y >= 0) {
- int scr_height = HeightOfScreen(XtScreen(info->tip));
-
- if (y + XtHeight(info->tip) + XtBorderWidth(info->tip) > scr_height)
- y -= XtHeight(info->tip) + XtBorderWidth(info->tip) +
- (DEFAULT_TIP_Y_OFFSET << 1);
- }
- if (y < 0)
- y = 0;
-
- XMoveResizeWindow(XtDisplay(info->tip), XtWindow(info->tip),
- (int)(XtX(info->tip) = x), (int)(XtY(info->tip) = y),
- (unsigned)XtWidth(info->tip), (unsigned)XtHeight(info->tip));
-}
-
-static XawTipInfo *
-CreateTipInfo(Widget w)
-{
- XawTipInfo *info = XtNew(XawTipInfo);
- Widget shell = w;
-
- info->screen = XtScreen(w);
-
- while (XtParent(shell))
- shell = XtParent(shell);
-
- info->tip = (TipWidget)XtCreateWidget("tip", tipWidgetClass, shell, NULL, 0);
- XtRealizeWidget((Widget)info->tip);
- info->widget = NULL;
- info->mapped = False;
- info->next = NULL;
- XtAddEventHandler(shell, KeyPressMask, False, TipShellEventHandler,
- (XtPointer)NULL);
-
- return (info);
-}
-
-static XawTipInfo *
-FindTipInfo(Widget w)
-{
- XawTipInfo *ptip, *tip = first_tip;
- Screen *screen = XtScreenOfObject(w);
-
- if (tip == NULL)
- return (first_tip = tip = CreateTipInfo(w));
-
- for (ptip = tip; tip; ptip = tip, tip = tip->next)
- if (tip->screen == screen)
- return (tip);
-
- return (ptip->next = CreateTipInfo(w));
-}
-
-static void
-ResetTip(XawTipInfo *info, Bool add_timeout)
-{
- if (info->tip->tip.timer) {
- XtRemoveTimeOut(info->tip->tip.timer);
- info->tip->tip.timer = 0;
- }
- if (info->mapped) {
- XtRemoveGrab(XtParent((Widget)info->tip));
- XUnmapWindow(XtDisplay((Widget)info->tip), XtWindow((Widget)info->tip));
- info->mapped = False;
- }
- if (add_timeout) {
- info->tip->tip.timer =
- XtAppAddTimeOut(XtWidgetToApplicationContext((Widget)info->tip),
- info->tip->tip.timeout, TipTimeoutCallback,
- (XtPointer)info);
- }
-}
-
-static void
-TipTimeoutCallback(XtPointer closure, XtIntervalId *id)
-{
- XawTipInfo *info = (XawTipInfo*)closure;
- Arg args[3];
-
- info->tip->tip.label = NULL;
- info->tip->tip.international = False;
- info->tip->tip.encoding = 0;
- info->tip->tip.timer = 0;
- XtSetArg(args[0], XtNtip, &info->tip->tip.label);
- XtSetArg(args[1], XtNinternational, &info->tip->tip.international);
- XtSetArg(args[2], XtNencoding, &info->tip->tip.encoding);
- XtGetValues(info->widget, args, 3);
-
- if (info->tip->tip.label) {
- TipLayout(info);
- TipPosition(info);
- XMapRaised(XtDisplay((Widget)info->tip), XtWindow((Widget)info->tip));
- XtAddGrab(XtParent((Widget)info->tip), True, True);
- info->mapped = True;
- }
-}
-
-/*ARGSUSED*/
-static void
-TipShellEventHandler(Widget w, XtPointer client_data, XEvent *event,
- Boolean *continue_to_dispatch)
-{
- ResetTip(FindTipInfo(w), False);
-}
-
-/*ARGSUSED*/
-static void
-TipEventHandler(Widget w, XtPointer client_data, XEvent *event,
- Boolean *continue_to_dispatch)
-{
- XawTipInfo *info = FindTipInfo(w);
- Boolean add_timeout;
-
- if (info->widget != w) {
- ResetTip(info, False);
- info->widget = w;
- }
-
- switch (event->type) {
- case EnterNotify:
- add_timeout = True;
- break;
- case MotionNotify:
- /* If any button is pressed, timer is 0 */
- if (info->mapped)
- return;
- add_timeout = info->tip->tip.timer != 0;
- break;
- default:
- add_timeout = False;
- break;
- }
- ResetTip(info, add_timeout);
-}
-
-/*
- * Public routines
- */
-void
-XawTipEnable(Widget w)
-{
- XtAddEventHandler(w, TIP_EVENT_MASK, False, TipEventHandler,
- (XtPointer)NULL);
-}
-
-void
-XawTipDisable(Widget w)
-{
- XawTipInfo *info = FindTipInfo(w);
-
- XtRemoveEventHandler(w, TIP_EVENT_MASK, False, TipEventHandler,
- (XtPointer)NULL);
- if (info->widget == w)
- ResetTip(info, False);
-}
+/*
+ * Copyright (c) 1999 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ *
+ * Author: Paulo César Pereira de Andrade
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xos.h>
+#include <X11/Xaw/TipP.h>
+#include <X11/Xaw/XawInit.h>
+#include <X11/Xmu/Converters.h>
+#include "Private.h"
+
+#define TIP_EVENT_MASK (ButtonPressMask | \
+ ButtonReleaseMask | \
+ PointerMotionMask | \
+ ButtonMotionMask | \
+ KeyPressMask | \
+ KeyReleaseMask | \
+ EnterWindowMask | \
+ LeaveWindowMask)
+
+/*
+ * Types
+ */
+typedef struct _XawTipInfo {
+ Screen *screen;
+ TipWidget tip;
+ Widget widget;
+ Bool mapped;
+ struct _XawTipInfo *next;
+} XawTipInfo;
+
+/*
+ * Class Methods
+ */
+static void XawTipClassInitialize(void);
+static void XawTipInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawTipDestroy(Widget);
+static void XawTipExpose(Widget, XEvent*, Region);
+static void XawTipRealize(Widget, Mask*, XSetWindowAttributes*);
+static Boolean XawTipSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void TipEventHandler(Widget, XtPointer, XEvent*, Boolean*);
+static void TipShellEventHandler(Widget, XtPointer, XEvent*, Boolean*);
+static XawTipInfo *CreateTipInfo(Widget);
+static XawTipInfo *FindTipInfo(Widget);
+static void ResetTip(XawTipInfo*, Bool);
+static void TipTimeoutCallback(XtPointer, XtIntervalId*);
+static void TipLayout(XawTipInfo*);
+static void TipPosition(XawTipInfo*);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(TipRec, tip.field)
+static XtResource resources[] = {
+ {
+ XtNforeground,
+ XtCForeground,
+ XtRPixel,
+ sizeof(Pixel),
+ offset(foreground),
+ XtRString,
+ XtDefaultForeground,
+ },
+ {
+ XtNfont,
+ XtCFont,
+ XtRFontStruct,
+ sizeof(XFontStruct*),
+ offset(font),
+ XtRString,
+ XtDefaultFont
+ },
+ {
+ XtNfontSet,
+ XtCFontSet,
+ XtRFontSet,
+ sizeof(XFontSet),
+ offset(fontset),
+ XtRString,
+ XtDefaultFontSet
+ },
+ {
+ XtNtopMargin,
+ XtCVerticalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(top_margin),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNbottomMargin,
+ XtCVerticalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(bottom_margin),
+ XtRImmediate,
+ (XtPointer)2
+ },
+ {
+ XtNleftMargin,
+ XtCHorizontalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(left_margin),
+ XtRImmediate,
+ (XtPointer)6
+ },
+ {
+ XtNrightMargin,
+ XtCHorizontalMargins,
+ XtRDimension,
+ sizeof(Dimension),
+ offset(right_margin),
+ XtRImmediate,
+ (XtPointer)6
+ },
+ {
+ XtNbackingStore,
+ XtCBackingStore,
+ XtRBackingStore,
+ sizeof(int),
+ offset(backing_store),
+ XtRImmediate,
+ (XtPointer)(Always + WhenMapped + NotUseful)
+ },
+ {
+ XtNtimeout,
+ XtCTimeout,
+ XtRInt,
+ sizeof(int),
+ offset(timeout),
+ XtRImmediate,
+ (XtPointer)500
+ },
+ {
+ XawNdisplayList,
+ XawCDisplayList,
+ XawRDisplayList,
+ sizeof(XawDisplayList*),
+ offset(display_list),
+ XtRImmediate,
+ NULL
+ },
+};
+#undef offset
+
+TipClassRec tipClassRec = {
+ /* core */
+ {
+ (WidgetClass)&widgetClassRec, /* superclass */
+ "Tip", /* class_name */
+ sizeof(TipRec), /* widget_size */
+ XawTipClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawTipInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawTipRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ XawTipDestroy, /* destroy */
+ NULL, /* resize */
+ XawTipExpose, /* expose */
+ XawTipSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* tip */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass tipWidgetClass = (WidgetClass)&tipClassRec;
+
+static XawTipInfo *first_tip;
+
+/*
+ * Implementation
+ */
+static void
+XawTipClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
+ NULL, 0);
+ XtSetTypeConverter(XtRBackingStore, XtRString, XmuCvtBackingStoreToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+/*ARGSUSED*/
+static void
+XawTipInitialize(Widget req, Widget w, ArgList args, Cardinal *num_args)
+{
+ TipWidget tip = (TipWidget)w;
+ XGCValues values;
+
+ if (!tip->tip.font) XtError("Aborting: no font found\n");
+ if (tip->tip.international && !tip->tip.fontset)
+ XtError("Aborting: no fontset found\n");
+
+ tip->tip.timer = 0;
+
+ values.foreground = tip->tip.foreground;
+ values.background = tip->core.background_pixel;
+ values.font = tip->tip.font->fid;
+ values.graphics_exposures = False;
+
+ tip->tip.gc = XtAllocateGC(w, 0, GCForeground | GCBackground | GCFont |
+ GCGraphicsExposures, &values, GCFont, 0);
+}
+
+static void
+XawTipDestroy(Widget w)
+{
+ XawTipInfo *info = FindTipInfo(w);
+ TipWidget tip = (TipWidget)w;
+
+ if (tip->tip.timer)
+ XtRemoveTimeOut(tip->tip.timer);
+
+ XtReleaseGC(w, tip->tip.gc);
+
+ XtRemoveEventHandler(XtParent(w), KeyPressMask, False, TipShellEventHandler,
+ (XtPointer)NULL);
+ if (info == first_tip)
+ first_tip = first_tip->next;
+ else {
+ XawTipInfo *p = first_tip;
+
+ while (p && p->next != info)
+ p = p->next;
+ if (p)
+ p->next = info->next;
+ }
+ XtFree((char*)info);
+}
+
+static void
+XawTipRealize(Widget w, Mask *mask, XSetWindowAttributes *attr)
+{
+ TipWidget tip = (TipWidget)w;
+
+ if (tip->tip.backing_store == Always ||
+ tip->tip.backing_store == NotUseful ||
+ tip->tip.backing_store == WhenMapped) {
+ *mask |= CWBackingStore;
+ attr->backing_store = tip->tip.backing_store;
+ }
+ else
+ *mask &= ~CWBackingStore;
+ *mask |= CWOverrideRedirect;
+ attr->override_redirect = True;
+
+ XtWindow(w) = XCreateWindow(DisplayOfScreen(XtScreen(w)),
+ RootWindowOfScreen(XtScreen(w)),
+ XtX(w), XtY(w),
+ XtWidth(w) ? XtWidth(w) : 1,
+ XtHeight(w) ? XtHeight(w) : 1,
+ XtBorderWidth(w),
+ DefaultDepthOfScreen(XtScreen(w)),
+ InputOutput,
+ (Visual *)CopyFromParent,
+ *mask, attr);
+}
+
+static void
+XawTipExpose(Widget w, XEvent *event, Region region)
+{
+ TipWidget tip = (TipWidget)w;
+ GC gc = tip->tip.gc;
+ char *nl, *label = tip->tip.label;
+ Position y = tip->tip.top_margin + tip->tip.font->max_bounds.ascent;
+ int len;
+
+ if (tip->tip.display_list)
+ XawRunDisplayList(w, tip->tip.display_list, event, region);
+
+ if (tip->tip.international == True) {
+ Position ksy = tip->tip.top_margin;
+ XFontSetExtents *ext = XExtentsOfFontSet(tip->tip.fontset);
+
+ ksy += XawAbs(ext->max_ink_extent.y);
+
+ while ((nl = index(label, '\n')) != NULL) {
+ XmbDrawString(XtDisplay(w), XtWindow(w), tip->tip.fontset,
+ gc, tip->tip.left_margin, ksy, label,
+ (int)(nl - label));
+ ksy += ext->max_ink_extent.height;
+ label = nl + 1;
+ }
+ len = strlen(label);
+ if (len)
+ XmbDrawString(XtDisplay(w), XtWindow(w), tip->tip.fontset, gc,
+ tip->tip.left_margin, ksy, label, len);
+ }
+ else {
+ while ((nl = index(label, '\n')) != NULL) {
+ if (tip->tip.encoding)
+ XDrawString16(XtDisplay(w), XtWindow(w), gc,
+ tip->tip.left_margin, y,
+ (XChar2b*)label, (int)(nl - label) >> 1);
+ else
+ XDrawString(XtDisplay(w), XtWindow(w), gc,
+ tip->tip.left_margin, y, label, (int)(nl - label));
+ y += tip->tip.font->max_bounds.ascent +
+ tip->tip.font->max_bounds.descent;
+ label = nl + 1;
+ }
+ len = strlen(label);
+ if (len) {
+ if (tip->tip.encoding)
+ XDrawString16(XtDisplay(w), XtWindow(w), gc,
+ tip->tip.left_margin, y, (XChar2b*)label, len >> 1);
+ else
+ XDrawString(XtDisplay(w), XtWindow(w), gc,
+ tip->tip.left_margin, y, label, len);
+ }
+ }
+}
+
+/*ARGSUSED*/
+static Boolean
+XawTipSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ TipWidget curtip = (TipWidget)current;
+ TipWidget newtip = (TipWidget)cnew;
+ Boolean redisplay = False;
+
+ if (curtip->tip.font->fid != newtip->tip.font->fid ||
+ curtip->tip.foreground != newtip->tip.foreground) {
+ XGCValues values;
+
+ values.foreground = newtip->tip.foreground;
+ values.background = newtip->core.background_pixel;
+ values.font = newtip->tip.font->fid;
+ values.graphics_exposures = False;
+ XtReleaseGC(cnew, curtip->tip.gc);
+ newtip->tip.gc = XtAllocateGC(cnew, 0, GCForeground | GCBackground |
+ GCFont | GCGraphicsExposures, &values,
+ GCFont, 0);
+ redisplay = True;
+ }
+ if (curtip->tip.display_list != newtip->tip.display_list)
+ redisplay = True;
+
+ return (redisplay);
+}
+
+static void
+TipLayout(XawTipInfo *info)
+{
+ XFontStruct *fs = info->tip->tip.font;
+ int width = 0, height;
+ char *nl, *label = info->tip->tip.label;
+
+ if (info->tip->tip.international == True) {
+ XFontSet fset = info->tip->tip.fontset;
+ XFontSetExtents *ext = XExtentsOfFontSet(fset);
+
+ height = ext->max_ink_extent.height;
+ if ((nl = index(label, '\n')) != NULL) {
+ /*CONSTCOND*/
+ while (True) {
+ int w = XmbTextEscapement(fset, label, (int)(nl - label));
+
+ if (w > width)
+ width = w;
+ if (*nl == '\0')
+ break;
+ label = nl + 1;
+ if (*label)
+ height += ext->max_ink_extent.height;
+ if ((nl = index(label, '\n')) == NULL)
+ nl = index(label, '\0');
+ }
+ }
+ else
+ width = XmbTextEscapement(fset, label, strlen(label));
+ }
+ else {
+ height = fs->max_bounds.ascent + fs->max_bounds.descent;
+ if ((nl = index(label, '\n')) != NULL) {
+ /*CONSTCOND*/
+ while (True) {
+ int w = info->tip->tip.encoding ?
+ XTextWidth16(fs, (XChar2b*)label, (int)(nl - label) >> 1) :
+ XTextWidth(fs, label, (int)(nl - label));
+ if (w > width)
+ width = w;
+ if (*nl == '\0')
+ break;
+ label = nl + 1;
+ if (*label)
+ height += fs->max_bounds.ascent + fs->max_bounds.descent;
+ if ((nl = index(label, '\n')) == NULL)
+ nl = index(label, '\0');
+ }
+ }
+ else
+ width = info->tip->tip.encoding ?
+ XTextWidth16(fs, (XChar2b*)label, strlen(label) >> 1) :
+ XTextWidth(fs, label, strlen(label));
+ }
+ XtWidth(info->tip) = width + info->tip->tip.left_margin +
+ info->tip->tip.right_margin;
+ XtHeight(info->tip) = height + info->tip->tip.top_margin +
+ info->tip->tip.bottom_margin;
+}
+
+#define DEFAULT_TIP_Y_OFFSET 12
+static void
+TipPosition(XawTipInfo *info)
+{
+ Window r, c;
+ int rx, ry, wx, wy;
+ unsigned mask;
+ Position x, y;
+
+ XQueryPointer(XtDisplay((Widget)info->tip), XtWindow((Widget)info->tip),
+ &r, &c, &rx, &ry, &wx, &wy, &mask);
+ x = rx - (XtWidth(info->tip) >> 1);
+ y = ry + DEFAULT_TIP_Y_OFFSET;
+
+ if (x >= 0) {
+ int scr_width = WidthOfScreen(XtScreen(info->tip));
+
+ if (x + XtWidth(info->tip) + XtBorderWidth(info->tip) > scr_width)
+ x = scr_width - XtWidth(info->tip) - XtBorderWidth(info->tip);
+ }
+ if (x < 0)
+ x = 0;
+ if (y >= 0) {
+ int scr_height = HeightOfScreen(XtScreen(info->tip));
+
+ if (y + XtHeight(info->tip) + XtBorderWidth(info->tip) > scr_height)
+ y -= XtHeight(info->tip) + XtBorderWidth(info->tip) +
+ (DEFAULT_TIP_Y_OFFSET << 1);
+ }
+ if (y < 0)
+ y = 0;
+
+ XMoveResizeWindow(XtDisplay(info->tip), XtWindow(info->tip),
+ (int)(XtX(info->tip) = x), (int)(XtY(info->tip) = y),
+ (unsigned)XtWidth(info->tip), (unsigned)XtHeight(info->tip));
+}
+
+static XawTipInfo *
+CreateTipInfo(Widget w)
+{
+ XawTipInfo *info = XtNew(XawTipInfo);
+ Widget shell = w;
+
+ info->screen = XtScreen(w);
+
+ while (XtParent(shell))
+ shell = XtParent(shell);
+
+ info->tip = (TipWidget)XtCreateWidget("tip", tipWidgetClass, shell, NULL, 0);
+ XtRealizeWidget((Widget)info->tip);
+ info->widget = NULL;
+ info->mapped = False;
+ info->next = NULL;
+ XtAddEventHandler(shell, KeyPressMask, False, TipShellEventHandler,
+ (XtPointer)NULL);
+
+ return (info);
+}
+
+static XawTipInfo *
+FindTipInfo(Widget w)
+{
+ XawTipInfo *ptip, *tip = first_tip;
+ Screen *screen = XtScreenOfObject(w);
+
+ if (tip == NULL)
+ return (first_tip = tip = CreateTipInfo(w));
+
+ for (ptip = tip; tip; ptip = tip, tip = tip->next)
+ if (tip->screen == screen)
+ return (tip);
+
+ return (ptip->next = CreateTipInfo(w));
+}
+
+static void
+ResetTip(XawTipInfo *info, Bool add_timeout)
+{
+ if (info->tip->tip.timer) {
+ XtRemoveTimeOut(info->tip->tip.timer);
+ info->tip->tip.timer = 0;
+ }
+ if (info->mapped) {
+ XtRemoveGrab(XtParent((Widget)info->tip));
+ XUnmapWindow(XtDisplay((Widget)info->tip), XtWindow((Widget)info->tip));
+ info->mapped = False;
+ }
+ if (add_timeout) {
+ info->tip->tip.timer =
+ XtAppAddTimeOut(XtWidgetToApplicationContext((Widget)info->tip),
+ info->tip->tip.timeout, TipTimeoutCallback,
+ (XtPointer)info);
+ }
+}
+
+static void
+TipTimeoutCallback(XtPointer closure, XtIntervalId *id)
+{
+ XawTipInfo *info = (XawTipInfo*)closure;
+ Arg args[3];
+
+ info->tip->tip.label = NULL;
+ info->tip->tip.international = False;
+ info->tip->tip.encoding = 0;
+ info->tip->tip.timer = 0;
+ XtSetArg(args[0], XtNtip, &info->tip->tip.label);
+ XtSetArg(args[1], XtNinternational, &info->tip->tip.international);
+ XtSetArg(args[2], XtNencoding, &info->tip->tip.encoding);
+ XtGetValues(info->widget, args, 3);
+
+ if (info->tip->tip.label) {
+ TipLayout(info);
+ TipPosition(info);
+ XMapRaised(XtDisplay((Widget)info->tip), XtWindow((Widget)info->tip));
+ XtAddGrab(XtParent((Widget)info->tip), True, True);
+ info->mapped = True;
+ }
+}
+
+/*ARGSUSED*/
+static void
+TipShellEventHandler(Widget w, XtPointer client_data, XEvent *event,
+ Boolean *continue_to_dispatch)
+{
+ ResetTip(FindTipInfo(w), False);
+}
+
+/*ARGSUSED*/
+static void
+TipEventHandler(Widget w, XtPointer client_data, XEvent *event,
+ Boolean *continue_to_dispatch)
+{
+ XawTipInfo *info = FindTipInfo(w);
+ Boolean add_timeout;
+
+ if (info->widget != w) {
+ ResetTip(info, False);
+ info->widget = w;
+ }
+
+ switch (event->type) {
+ case EnterNotify:
+ add_timeout = True;
+ break;
+ case MotionNotify:
+ /* If any button is pressed, timer is 0 */
+ if (info->mapped)
+ return;
+ add_timeout = info->tip->tip.timer != 0;
+ break;
+ default:
+ add_timeout = False;
+ break;
+ }
+ ResetTip(info, add_timeout);
+}
+
+/*
+ * Public routines
+ */
+void
+XawTipEnable(Widget w)
+{
+ XtAddEventHandler(w, TIP_EVENT_MASK, False, TipEventHandler,
+ (XtPointer)NULL);
+}
+
+void
+XawTipDisable(Widget w)
+{
+ XawTipInfo *info = FindTipInfo(w);
+
+ XtRemoveEventHandler(w, TIP_EVENT_MASK, False, TipEventHandler,
+ (XtPointer)NULL);
+ if (info->widget == w)
+ ResetTip(info, False);
+}
diff --git a/libXaw/src/Toggle.c b/libXaw/src/Toggle.c
index cd288c5a2..1b9afadf9 100644
--- a/libXaw/src/Toggle.c
+++ b/libXaw/src/Toggle.c
@@ -1,629 +1,629 @@
-/*
-
-Copyright 1989, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-/*
- * Author: Chris D. Peterson
- * MIT X Consortium
- * kit@expo.lcs.mit.edu
- *
- * Date: January 12, 1989
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Converters.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xmu/SysUtil.h>
-#include <X11/Xaw/ToggleP.h>
-#include <X11/Xaw/XawInit.h>
-
-/*
- * Class Methods
- */
-static void XawToggleClassInitialize(void);
-static void XawToggleInitialize(Widget, Widget, ArgList, Cardinal*);
-static Boolean XawToggleSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void AddToRadioGroup(RadioGroup*, Widget);
-static void CreateRadioGroup(Widget, Widget);
-static RadioGroup *GetRadioGroup(Widget);
-static void RemoveFromRadioGroup(Widget);
-static void TurnOffRadioSiblings(Widget);
-static void XawToggleDestroy(Widget, XtPointer, XtPointer);
-
-/*
- * Actions
- */
-static void Notify(Widget, XEvent*, String*, Cardinal*);
-static void Toggle(Widget, XEvent*, String*, Cardinal*);
-static void ToggleSet(Widget, XEvent*, String*, Cardinal*);
-
-/*
- * Initialization
- */
-/*
- * The order of toggle and notify are important, as the state has
- * to be set when we call the notify proc
- */
-static char defaultTranslations[] =
-"<Enter>:" "highlight(Always)\n"
-"<Leave>:" "unhighlight()\n"
-"<Btn1Down>,<Btn1Up>:" "toggle() notify()\n"
-;
-
-#define offset(field) XtOffsetOf(ToggleRec, field)
-static XtResource resources[] = {
- {
- XtNstate,
- XtCState,
- XtRBoolean,
- sizeof(Boolean),
- offset(command.set),
- XtRString,
- "off"
- },
- {
- XtNradioGroup,
- XtCWidget,
- XtRWidget,
- sizeof(Widget),
- offset(toggle.widget),
- XtRWidget,
- NULL
- },
- {
- XtNradioData,
- XtCRadioData,
- XtRPointer,
- sizeof(XtPointer),
- offset(toggle.radio_data),
- XtRPointer,
- NULL
- },
-};
-#undef offset
-
-static XtActionsRec actionsList[] = {
- {"toggle", Toggle},
- {"notify", Notify},
- {"set", ToggleSet},
-};
-
-#define Superclass ((CommandWidgetClass)&commandClassRec)
-ToggleClassRec toggleClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "Toggle", /* class_name */
- sizeof(ToggleRec), /* size */
- XawToggleClassInitialize, /* class_initialize */
- NULL, /* class_part_initialize */
- False, /* class_inited */
- XawToggleInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- actionsList, /* actions */
- XtNumber(actionsList), /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* resource_count */
- NULLQUARK, /* xrm_class */
- False, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XtInheritResize, /* resize */
- XtInheritExpose, /* expose */
- XawToggleSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- defaultTranslations, /* tm_table */
- XtInheritQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* simple */
- {
- XtInheritChangeSensitive, /* change_sensitive */
- },
- /* label */
- {
- NULL, /* extension */
- },
- /* command */
- {
- NULL, /* extension */
- },
- /* toggle */
- {
- NULL, /* Set */
- NULL, /* Unset */
- NULL, /* extension */
- }
-};
-
-WidgetClass toggleWidgetClass = (WidgetClass)&toggleClassRec;
-
-/*
- * Impelementation
- */
-static void
-XawToggleClassInitialize(void)
-{
- XtActionList actions;
- Cardinal num_actions;
- Cardinal i;
- ToggleWidgetClass cclass = (ToggleWidgetClass)toggleWidgetClass;
- static XtConvertArgRec parentCvtArgs[] = {
- {XtBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.parent),
- sizeof(Widget)}
- };
-
- XawInitializeWidgetSet();
- XtSetTypeConverter(XtRString, XtRWidget, XmuNewCvtStringToWidget,
- parentCvtArgs, XtNumber(parentCvtArgs),
- XtCacheNone, NULL);
- XtSetTypeConverter(XtRWidget, XtRString, XmuCvtWidgetToString,
- NULL, 0, XtCacheNone, NULL);
-
- /*
- * Find the set and unset actions in the command widget's action table
- */
- XtGetActionList(commandWidgetClass, &actions, &num_actions);
-
- for (i = 0 ; i < num_actions ; i++) {
- if (streq(actions[i].string, "set"))
- cclass->toggle_class.Set = actions[i].proc;
- if (streq(actions[i].string, "unset"))
- cclass->toggle_class.Unset = actions[i].proc;
-
- if (cclass->toggle_class.Set != NULL &&
- cclass->toggle_class.Unset != NULL) {
- XtFree((char *)actions);
- return;
- }
- }
-
- /* We should never get here */
- XtError("Aborting, due to errors resolving bindings in the Toggle widget.");
-}
-
-/*ARGSUSED*/
-static void
-XawToggleInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- ToggleWidget tw = (ToggleWidget)cnew;
- ToggleWidget tw_req = (ToggleWidget)request;
-
- tw->toggle.radio_group = NULL;
-
- if (tw->toggle.radio_data == NULL)
- tw->toggle.radio_data = (XtPointer)cnew->core.name;
-
- if (tw->toggle.widget != NULL) {
- if (GetRadioGroup(tw->toggle.widget) == NULL)
- CreateRadioGroup(cnew, tw->toggle.widget);
- else
- AddToRadioGroup(GetRadioGroup(tw->toggle.widget), cnew);
- }
- XtAddCallback(cnew, XtNdestroyCallback, XawToggleDestroy, NULL);
-
- /*
- * Command widget assumes that the widget is unset, so we only
- * have to handle the case where it needs to be set
- *
- * If this widget is in a radio group then it may cause another
- * widget to be unset, thus calling the notify proceedure
- *
- * I want to set the toggle if the user set the state to "On" in
- * the resource group, reguardless of what my ancestors did
- */
- if (tw_req->command.set)
- ToggleSet(cnew, NULL, NULL, NULL);
-}
-
-/*ARGSUSED*/
-static void
-ToggleSet(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class;
-
- TurnOffRadioSiblings(w);
- cclass->toggle_class.Set(w, event, NULL, NULL);
-}
-
-static void
-Toggle(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- ToggleWidget tw = (ToggleWidget)w;
- ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class;
-
- if (tw->command.set)
- cclass->toggle_class.Unset(w, event, NULL, NULL);
- else
- ToggleSet(w, event, params, num_params);
-}
-
-/*ARGSUSED*/
-static void
-Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
-{
- ToggleWidget tw = (ToggleWidget)w;
- long antilint = tw->command.set;
-
- XtCallCallbacks(w, XtNcallback, (XtPointer)antilint);
-}
-
-/*ARGSUSED*/
-static Boolean
-XawToggleSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- ToggleWidget oldtw = (ToggleWidget)current;
- ToggleWidget tw = (ToggleWidget)cnew;
- ToggleWidget rtw = (ToggleWidget)request;
-
- if (oldtw->toggle.widget != tw->toggle.widget)
- XawToggleChangeRadioGroup(cnew, tw->toggle.widget);
-
- if (!tw->core.sensitive && oldtw->core.sensitive && rtw->command.set)
- tw->command.set = True;
-
- if (oldtw->command.set != tw->command.set) {
- tw->command.set = oldtw->command.set;
- Toggle(cnew, NULL, NULL, NULL);
- }
-
- return (False);
-}
-
-/*
- * Function:
- * XawToggleDestroy
- *
- * Parameters:
- * w - toggle widget that is being destroyed
- * temp1 - not used
- * temp2 - ""
- *
- * Description:
- * Destroy Callback for toggle widget.
- */
-/*ARGSUSED*/
-static void
-XawToggleDestroy(Widget w, XtPointer temp1, XtPointer temp2)
-{
- RemoveFromRadioGroup(w);
-}
-
-/*
- * Function:
- * GetRadioGroup
- *
- * Parameters:
- * w - toggle widget who's radio group we are getting
- *
- * Description:
- * Gets the radio group associated with a give toggle widget.
- *
- * Returns:
- * The radio group associated with this toggle group
- */
-static RadioGroup *
-GetRadioGroup(Widget w)
-{
- ToggleWidget tw = (ToggleWidget)w;
-
- if (tw == NULL)
- return (NULL);
-
- return (tw->toggle.radio_group);
-}
-
-/*
- * Function:
- * CreateRadioGroup
- *
- * Parameters:
- * w1 - toggle widgets to add to the radio group
- * w2 - ""
- *
- * Description:
- * Creates a radio group. give two widgets.
- *
- * Note:
- * A pointer to the group is added to each widget's radio_group field.
- */
-static void
-CreateRadioGroup(Widget w1, Widget w2)
-{
- ToggleWidget tw1 = (ToggleWidget)w1;
- ToggleWidget tw2 = (ToggleWidget) w2;
-
- if (tw1->toggle.radio_group != NULL || tw2->toggle.radio_group != NULL)
- XtAppWarning(XtWidgetToApplicationContext(w1),
- "Toggle Widget Error - Attempting to create a "
- "new toggle group, when one already exists.");
-
- AddToRadioGroup(NULL, w1);
- AddToRadioGroup(GetRadioGroup(w1), w2);
-}
-
-/*
- * Function:
- * AddToRadioGroup
- *
- * Parameters:
- * group - element of the radio group the we are adding to
- * w - new toggle widget to add to the group
- *
- * Description:
- * Adds a toggle to the radio group.
- */
-static void
-AddToRadioGroup(RadioGroup *group, Widget w)
-{
- ToggleWidget tw = (ToggleWidget)w;
- RadioGroup *local;
-
- local = (RadioGroup *)XtMalloc(sizeof(RadioGroup));
- local->widget = w;
- tw->toggle.radio_group = local;
-
- if (group == NULL) { /* Creating new group */
- group = local;
- group->next = NULL;
- group->prev = NULL;
- return;
- }
- local->prev = group; /* Adding to previous group */
- if ((local->next = group->next) != NULL)
- local->next->prev = local;
- group->next = local;
-}
-
-/*
- * Function:
- * TurnOffRadioSiblings
- *
- * Parameters:
- * widget - toggle widget
- *
- * Description:
- * Deactivates all radio siblings.
- */
-static void
-TurnOffRadioSiblings(Widget w)
-{
- RadioGroup *group;
- ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class;
-
- if ((group = GetRadioGroup(w)) == NULL) /* Punt if there is no group */
- return;
-
- /* Go to the top of the group */
- for (; group->prev != NULL ; group = group->prev)
- ;
-
- while (group != NULL) {
- ToggleWidget local_tog = (ToggleWidget)group->widget;
-
- if (local_tog->command.set) {
- cclass->toggle_class.Unset(group->widget, NULL, NULL, NULL);
- Notify(group->widget, NULL, NULL, NULL);
- }
- group = group->next;
- }
-}
-
-/*
- * Function:
- * RemoveFromRadioGroup
- *
- * Parameters:
- * w - toggle widget to remove
- *
- * Description:
- * Removes a toggle from a RadioGroup.
- */
-static void
-RemoveFromRadioGroup(Widget w)
-{
- RadioGroup *group = GetRadioGroup(w);
- if (group != NULL) {
- if (group->prev != NULL)
- (group->prev)->next = group->next;
- if (group->next != NULL)
- (group->next)->prev = group->prev;
- XtFree((char *)group);
- }
-}
-
-/*
- * Function:
- * XawToggleChangeRadioGroup
- *
- * Parameters:
- * w - toggle widget to change groups
- * radio_group - any widget in the new group
- *
- * Description:
- * Allows a toggle widget to change radio groups.
- */
-void
-XawToggleChangeRadioGroup(Widget w, Widget radio_group)
-{
- ToggleWidget tw = (ToggleWidget)w;
- RadioGroup *group;
-
- RemoveFromRadioGroup(w);
-
- /*
- * If the toggle that we are about to add is set then we will
- * unset all toggles in the new radio group
- */
-
- if (tw->command.set && radio_group != NULL)
- XawToggleUnsetCurrent(radio_group);
-
- if (radio_group != NULL) {
- if ((group = GetRadioGroup(radio_group)) == NULL)
- CreateRadioGroup(w, radio_group);
- else
- AddToRadioGroup(group, w);
- }
-}
-
-/*
- * Function:
- * XawToggleGetCurrent
- *
- * Parameters:
- * w - any toggle widget in the toggle group
- *
- * Description:
- * Returns the RadioData associated with the toggle
- * widget that is currently active in a toggle group.
- *
- * Returns:
- * The XtNradioData associated with the toggle widget
- */
-XtPointer
-XawToggleGetCurrent(Widget w)
-{
- RadioGroup *group;
-
- if ((group = GetRadioGroup(w)) == NULL)
- return (NULL);
-
- for (; group->prev != NULL ; group = group->prev)
- ;
-
- while (group != NULL) {
- ToggleWidget local_tog = (ToggleWidget)group->widget;
-
- if (local_tog->command.set)
- return (local_tog->toggle.radio_data);
- group = group->next;
- }
-
- return (NULL);
-}
-
-/*
- * Function:
- * XawToggleSetCurrent
- *
- * Parameters:
- * radio_group - any toggle widget in the toggle group
- * radio_data - radio data of the toggle widget to set
- *
- * Description:
- * Sets the Toggle widget associated with the radio_data specified.
- */
-void
-XawToggleSetCurrent(Widget radio_group, XtPointer radio_data)
-{
- RadioGroup *group;
- ToggleWidget local_tog;
-
- /* Special case of no radio group */
-
- if ((group = GetRadioGroup(radio_group)) == NULL) {
- local_tog = (ToggleWidget)radio_group;
-
- if (local_tog->toggle.radio_data == radio_data &&
- !local_tog->command.set) {
- ToggleSet(radio_group, NULL, NULL, NULL);
- Notify(radio_group, NULL, NULL, NULL);
- }
- return;
- }
-
- /*
- * find top of radio_roup
- */
- for (; group->prev != NULL ; group = group->prev)
- ;
-
- /*
- * search for matching radio data
- */
- while (group != NULL) {
- local_tog = (ToggleWidget)group->widget;
-
- if (local_tog->toggle.radio_data == radio_data) {
- if (!local_tog->command.set) { /* if not already set */
- ToggleSet(group->widget, NULL, NULL, NULL);
- Notify(group->widget, NULL, NULL, NULL);
- }
- return; /* found it, done */
- }
- group = group->next;
- }
-}
-
-/*
- * Function:
- * XawToggleUnsetCurrent
- *
- * Parameters:
- * radio_group - any toggle widget in the toggle group
- *
- * Description:
- * Unsets all Toggles in the radio_group specified.
- */
-void
-XawToggleUnsetCurrent(Widget radio_group)
-{
- ToggleWidgetClass cclass;
- ToggleWidget local_tog = (ToggleWidget)radio_group;
-
- /* Special Case no radio group */
-
- if (local_tog->command.set) {
- cclass = (ToggleWidgetClass)local_tog->core.widget_class;
- cclass->toggle_class.Unset(radio_group, NULL, NULL, NULL);
- Notify(radio_group, NULL, NULL, NULL);
- }
- if (GetRadioGroup(radio_group) == NULL)
- return;
-
- TurnOffRadioSiblings(radio_group);
-}
+/*
+
+Copyright 1989, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/*
+ * Author: Chris D. Peterson
+ * MIT X Consortium
+ * kit@expo.lcs.mit.edu
+ *
+ * Date: January 12, 1989
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Converters.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xmu/SysUtil.h>
+#include <X11/Xaw/ToggleP.h>
+#include <X11/Xaw/XawInit.h>
+
+/*
+ * Class Methods
+ */
+static void XawToggleClassInitialize(void);
+static void XawToggleInitialize(Widget, Widget, ArgList, Cardinal*);
+static Boolean XawToggleSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void AddToRadioGroup(RadioGroup*, Widget);
+static void CreateRadioGroup(Widget, Widget);
+static RadioGroup *GetRadioGroup(Widget);
+static void RemoveFromRadioGroup(Widget);
+static void TurnOffRadioSiblings(Widget);
+static void XawToggleDestroy(Widget, XtPointer, XtPointer);
+
+/*
+ * Actions
+ */
+static void Notify(Widget, XEvent*, String*, Cardinal*);
+static void Toggle(Widget, XEvent*, String*, Cardinal*);
+static void ToggleSet(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+/*
+ * The order of toggle and notify are important, as the state has
+ * to be set when we call the notify proc
+ */
+static char defaultTranslations[] =
+"<Enter>:" "highlight(Always)\n"
+"<Leave>:" "unhighlight()\n"
+"<Btn1Down>,<Btn1Up>:" "toggle() notify()\n"
+;
+
+#define offset(field) XtOffsetOf(ToggleRec, field)
+static XtResource resources[] = {
+ {
+ XtNstate,
+ XtCState,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(command.set),
+ XtRString,
+ "off"
+ },
+ {
+ XtNradioGroup,
+ XtCWidget,
+ XtRWidget,
+ sizeof(Widget),
+ offset(toggle.widget),
+ XtRWidget,
+ NULL
+ },
+ {
+ XtNradioData,
+ XtCRadioData,
+ XtRPointer,
+ sizeof(XtPointer),
+ offset(toggle.radio_data),
+ XtRPointer,
+ NULL
+ },
+};
+#undef offset
+
+static XtActionsRec actionsList[] = {
+ {"toggle", Toggle},
+ {"notify", Notify},
+ {"set", ToggleSet},
+};
+
+#define Superclass ((CommandWidgetClass)&commandClassRec)
+ToggleClassRec toggleClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Toggle", /* class_name */
+ sizeof(ToggleRec), /* size */
+ XawToggleClassInitialize, /* class_initialize */
+ NULL, /* class_part_initialize */
+ False, /* class_inited */
+ XawToggleInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ actionsList, /* actions */
+ XtNumber(actionsList), /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* resource_count */
+ NULLQUARK, /* xrm_class */
+ False, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XtInheritResize, /* resize */
+ XtInheritExpose, /* expose */
+ XawToggleSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ defaultTranslations, /* tm_table */
+ XtInheritQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* simple */
+ {
+ XtInheritChangeSensitive, /* change_sensitive */
+ },
+ /* label */
+ {
+ NULL, /* extension */
+ },
+ /* command */
+ {
+ NULL, /* extension */
+ },
+ /* toggle */
+ {
+ NULL, /* Set */
+ NULL, /* Unset */
+ NULL, /* extension */
+ }
+};
+
+WidgetClass toggleWidgetClass = (WidgetClass)&toggleClassRec;
+
+/*
+ * Impelementation
+ */
+static void
+XawToggleClassInitialize(void)
+{
+ XtActionList actions;
+ Cardinal num_actions;
+ Cardinal i;
+ ToggleWidgetClass cclass = (ToggleWidgetClass)toggleWidgetClass;
+ static XtConvertArgRec parentCvtArgs[] = {
+ {XtBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.parent),
+ sizeof(Widget)}
+ };
+
+ XawInitializeWidgetSet();
+ XtSetTypeConverter(XtRString, XtRWidget, XmuNewCvtStringToWidget,
+ parentCvtArgs, XtNumber(parentCvtArgs),
+ XtCacheNone, NULL);
+ XtSetTypeConverter(XtRWidget, XtRString, XmuCvtWidgetToString,
+ NULL, 0, XtCacheNone, NULL);
+
+ /*
+ * Find the set and unset actions in the command widget's action table
+ */
+ XtGetActionList(commandWidgetClass, &actions, &num_actions);
+
+ for (i = 0 ; i < num_actions ; i++) {
+ if (streq(actions[i].string, "set"))
+ cclass->toggle_class.Set = actions[i].proc;
+ if (streq(actions[i].string, "unset"))
+ cclass->toggle_class.Unset = actions[i].proc;
+
+ if (cclass->toggle_class.Set != NULL &&
+ cclass->toggle_class.Unset != NULL) {
+ XtFree((char *)actions);
+ return;
+ }
+ }
+
+ /* We should never get here */
+ XtError("Aborting, due to errors resolving bindings in the Toggle widget.");
+}
+
+/*ARGSUSED*/
+static void
+XawToggleInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ ToggleWidget tw = (ToggleWidget)cnew;
+ ToggleWidget tw_req = (ToggleWidget)request;
+
+ tw->toggle.radio_group = NULL;
+
+ if (tw->toggle.radio_data == NULL)
+ tw->toggle.radio_data = (XtPointer)cnew->core.name;
+
+ if (tw->toggle.widget != NULL) {
+ if (GetRadioGroup(tw->toggle.widget) == NULL)
+ CreateRadioGroup(cnew, tw->toggle.widget);
+ else
+ AddToRadioGroup(GetRadioGroup(tw->toggle.widget), cnew);
+ }
+ XtAddCallback(cnew, XtNdestroyCallback, XawToggleDestroy, NULL);
+
+ /*
+ * Command widget assumes that the widget is unset, so we only
+ * have to handle the case where it needs to be set
+ *
+ * If this widget is in a radio group then it may cause another
+ * widget to be unset, thus calling the notify proceedure
+ *
+ * I want to set the toggle if the user set the state to "On" in
+ * the resource group, reguardless of what my ancestors did
+ */
+ if (tw_req->command.set)
+ ToggleSet(cnew, NULL, NULL, NULL);
+}
+
+/*ARGSUSED*/
+static void
+ToggleSet(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class;
+
+ TurnOffRadioSiblings(w);
+ cclass->toggle_class.Set(w, event, NULL, NULL);
+}
+
+static void
+Toggle(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ ToggleWidget tw = (ToggleWidget)w;
+ ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class;
+
+ if (tw->command.set)
+ cclass->toggle_class.Unset(w, event, NULL, NULL);
+ else
+ ToggleSet(w, event, params, num_params);
+}
+
+/*ARGSUSED*/
+static void
+Notify(Widget w, XEvent *event, String *params, Cardinal *num_params)
+{
+ ToggleWidget tw = (ToggleWidget)w;
+ long antilint = tw->command.set;
+
+ XtCallCallbacks(w, XtNcallback, (XtPointer)antilint);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawToggleSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ ToggleWidget oldtw = (ToggleWidget)current;
+ ToggleWidget tw = (ToggleWidget)cnew;
+ ToggleWidget rtw = (ToggleWidget)request;
+
+ if (oldtw->toggle.widget != tw->toggle.widget)
+ XawToggleChangeRadioGroup(cnew, tw->toggle.widget);
+
+ if (!tw->core.sensitive && oldtw->core.sensitive && rtw->command.set)
+ tw->command.set = True;
+
+ if (oldtw->command.set != tw->command.set) {
+ tw->command.set = oldtw->command.set;
+ Toggle(cnew, NULL, NULL, NULL);
+ }
+
+ return (False);
+}
+
+/*
+ * Function:
+ * XawToggleDestroy
+ *
+ * Parameters:
+ * w - toggle widget that is being destroyed
+ * temp1 - not used
+ * temp2 - ""
+ *
+ * Description:
+ * Destroy Callback for toggle widget.
+ */
+/*ARGSUSED*/
+static void
+XawToggleDestroy(Widget w, XtPointer temp1, XtPointer temp2)
+{
+ RemoveFromRadioGroup(w);
+}
+
+/*
+ * Function:
+ * GetRadioGroup
+ *
+ * Parameters:
+ * w - toggle widget who's radio group we are getting
+ *
+ * Description:
+ * Gets the radio group associated with a give toggle widget.
+ *
+ * Returns:
+ * The radio group associated with this toggle group
+ */
+static RadioGroup *
+GetRadioGroup(Widget w)
+{
+ ToggleWidget tw = (ToggleWidget)w;
+
+ if (tw == NULL)
+ return (NULL);
+
+ return (tw->toggle.radio_group);
+}
+
+/*
+ * Function:
+ * CreateRadioGroup
+ *
+ * Parameters:
+ * w1 - toggle widgets to add to the radio group
+ * w2 - ""
+ *
+ * Description:
+ * Creates a radio group. give two widgets.
+ *
+ * Note:
+ * A pointer to the group is added to each widget's radio_group field.
+ */
+static void
+CreateRadioGroup(Widget w1, Widget w2)
+{
+ ToggleWidget tw1 = (ToggleWidget)w1;
+ ToggleWidget tw2 = (ToggleWidget) w2;
+
+ if (tw1->toggle.radio_group != NULL || tw2->toggle.radio_group != NULL)
+ XtAppWarning(XtWidgetToApplicationContext(w1),
+ "Toggle Widget Error - Attempting to create a "
+ "new toggle group, when one already exists.");
+
+ AddToRadioGroup(NULL, w1);
+ AddToRadioGroup(GetRadioGroup(w1), w2);
+}
+
+/*
+ * Function:
+ * AddToRadioGroup
+ *
+ * Parameters:
+ * group - element of the radio group the we are adding to
+ * w - new toggle widget to add to the group
+ *
+ * Description:
+ * Adds a toggle to the radio group.
+ */
+static void
+AddToRadioGroup(RadioGroup *group, Widget w)
+{
+ ToggleWidget tw = (ToggleWidget)w;
+ RadioGroup *local;
+
+ local = (RadioGroup *)XtMalloc(sizeof(RadioGroup));
+ local->widget = w;
+ tw->toggle.radio_group = local;
+
+ if (group == NULL) { /* Creating new group */
+ group = local;
+ group->next = NULL;
+ group->prev = NULL;
+ return;
+ }
+ local->prev = group; /* Adding to previous group */
+ if ((local->next = group->next) != NULL)
+ local->next->prev = local;
+ group->next = local;
+}
+
+/*
+ * Function:
+ * TurnOffRadioSiblings
+ *
+ * Parameters:
+ * widget - toggle widget
+ *
+ * Description:
+ * Deactivates all radio siblings.
+ */
+static void
+TurnOffRadioSiblings(Widget w)
+{
+ RadioGroup *group;
+ ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class;
+
+ if ((group = GetRadioGroup(w)) == NULL) /* Punt if there is no group */
+ return;
+
+ /* Go to the top of the group */
+ for (; group->prev != NULL ; group = group->prev)
+ ;
+
+ while (group != NULL) {
+ ToggleWidget local_tog = (ToggleWidget)group->widget;
+
+ if (local_tog->command.set) {
+ cclass->toggle_class.Unset(group->widget, NULL, NULL, NULL);
+ Notify(group->widget, NULL, NULL, NULL);
+ }
+ group = group->next;
+ }
+}
+
+/*
+ * Function:
+ * RemoveFromRadioGroup
+ *
+ * Parameters:
+ * w - toggle widget to remove
+ *
+ * Description:
+ * Removes a toggle from a RadioGroup.
+ */
+static void
+RemoveFromRadioGroup(Widget w)
+{
+ RadioGroup *group = GetRadioGroup(w);
+ if (group != NULL) {
+ if (group->prev != NULL)
+ (group->prev)->next = group->next;
+ if (group->next != NULL)
+ (group->next)->prev = group->prev;
+ XtFree((char *)group);
+ }
+}
+
+/*
+ * Function:
+ * XawToggleChangeRadioGroup
+ *
+ * Parameters:
+ * w - toggle widget to change groups
+ * radio_group - any widget in the new group
+ *
+ * Description:
+ * Allows a toggle widget to change radio groups.
+ */
+void
+XawToggleChangeRadioGroup(Widget w, Widget radio_group)
+{
+ ToggleWidget tw = (ToggleWidget)w;
+ RadioGroup *group;
+
+ RemoveFromRadioGroup(w);
+
+ /*
+ * If the toggle that we are about to add is set then we will
+ * unset all toggles in the new radio group
+ */
+
+ if (tw->command.set && radio_group != NULL)
+ XawToggleUnsetCurrent(radio_group);
+
+ if (radio_group != NULL) {
+ if ((group = GetRadioGroup(radio_group)) == NULL)
+ CreateRadioGroup(w, radio_group);
+ else
+ AddToRadioGroup(group, w);
+ }
+}
+
+/*
+ * Function:
+ * XawToggleGetCurrent
+ *
+ * Parameters:
+ * w - any toggle widget in the toggle group
+ *
+ * Description:
+ * Returns the RadioData associated with the toggle
+ * widget that is currently active in a toggle group.
+ *
+ * Returns:
+ * The XtNradioData associated with the toggle widget
+ */
+XtPointer
+XawToggleGetCurrent(Widget w)
+{
+ RadioGroup *group;
+
+ if ((group = GetRadioGroup(w)) == NULL)
+ return (NULL);
+
+ for (; group->prev != NULL ; group = group->prev)
+ ;
+
+ while (group != NULL) {
+ ToggleWidget local_tog = (ToggleWidget)group->widget;
+
+ if (local_tog->command.set)
+ return (local_tog->toggle.radio_data);
+ group = group->next;
+ }
+
+ return (NULL);
+}
+
+/*
+ * Function:
+ * XawToggleSetCurrent
+ *
+ * Parameters:
+ * radio_group - any toggle widget in the toggle group
+ * radio_data - radio data of the toggle widget to set
+ *
+ * Description:
+ * Sets the Toggle widget associated with the radio_data specified.
+ */
+void
+XawToggleSetCurrent(Widget radio_group, XtPointer radio_data)
+{
+ RadioGroup *group;
+ ToggleWidget local_tog;
+
+ /* Special case of no radio group */
+
+ if ((group = GetRadioGroup(radio_group)) == NULL) {
+ local_tog = (ToggleWidget)radio_group;
+
+ if (local_tog->toggle.radio_data == radio_data &&
+ !local_tog->command.set) {
+ ToggleSet(radio_group, NULL, NULL, NULL);
+ Notify(radio_group, NULL, NULL, NULL);
+ }
+ return;
+ }
+
+ /*
+ * find top of radio_roup
+ */
+ for (; group->prev != NULL ; group = group->prev)
+ ;
+
+ /*
+ * search for matching radio data
+ */
+ while (group != NULL) {
+ local_tog = (ToggleWidget)group->widget;
+
+ if (local_tog->toggle.radio_data == radio_data) {
+ if (!local_tog->command.set) { /* if not already set */
+ ToggleSet(group->widget, NULL, NULL, NULL);
+ Notify(group->widget, NULL, NULL, NULL);
+ }
+ return; /* found it, done */
+ }
+ group = group->next;
+ }
+}
+
+/*
+ * Function:
+ * XawToggleUnsetCurrent
+ *
+ * Parameters:
+ * radio_group - any toggle widget in the toggle group
+ *
+ * Description:
+ * Unsets all Toggles in the radio_group specified.
+ */
+void
+XawToggleUnsetCurrent(Widget radio_group)
+{
+ ToggleWidgetClass cclass;
+ ToggleWidget local_tog = (ToggleWidget)radio_group;
+
+ /* Special Case no radio group */
+
+ if (local_tog->command.set) {
+ cclass = (ToggleWidgetClass)local_tog->core.widget_class;
+ cclass->toggle_class.Unset(radio_group, NULL, NULL, NULL);
+ Notify(radio_group, NULL, NULL, NULL);
+ }
+ if (GetRadioGroup(radio_group) == NULL)
+ return;
+
+ TurnOffRadioSiblings(radio_group);
+}
diff --git a/libXaw/src/Tree.c b/libXaw/src/Tree.c
index c5e9a00f6..9dd9b7f53 100644
--- a/libXaw/src/Tree.c
+++ b/libXaw/src/Tree.c
@@ -1,1014 +1,1014 @@
-/*
-
-Copyright 1990, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
- * Copyright 1989 Prentice Hall
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose and without fee is hereby granted, provided that the above
- * copyright notice appear in all copies and that both the copyright notice
- * and this permission notice appear in supporting documentation.
- *
- * Prentice Hall and the authors disclaim all warranties with regard
- * to this software, including all implied warranties of merchantability and
- * fitness. In no event shall Prentice Hall or the authors be liable
- * for any special, indirect or cosequential damages or any damages whatsoever
- * resulting from loss of use, data or profits, whether in an action of
- * contract, negligence or other tortious action, arising out of or in
- * connection with the use or performance of this software.
- *
- * Authors: Jim Fulton, MIT X Consortium,
- * based on a version by Douglas Young, Prentice Hall
- *
- * This widget is based on the Tree widget described on pages 397-419 of
- * Douglas Young's book "The X Window System, Programming and Applications
- * with Xt OSF/Motif Edition." The layout code has been rewritten to use
- * additional blank space to make the structure of the graph easier to see
- * as well as to support vertical trees.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xaw/XawInit.h>
-#include <X11/Xaw/Cardinals.h>
-#include <X11/Xaw/TreeP.h>
-#include "Private.h"
-
-#define IsHorizontal(tw) ((tw)->tree.gravity == WestGravity || \
- (tw)->tree.gravity == EastGravity)
-
-/*
- * Class Methods
- */
-static void XawTreeChangeManaged(Widget);
-static void XawTreeClassInitialize(void);
-static void XawTreeConstraintDestroy(Widget);
-static void XawTreeConstraintInitialize(Widget, Widget, ArgList, Cardinal*);
-static Boolean XawTreeConstraintSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static void XawTreeDestroy(Widget);
-static XtGeometryResult XawTreeGeometryManager(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawTreeInitialize(Widget, Widget, ArgList, Cardinal*);
-static XtGeometryResult XawTreeQueryGeometry(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawTreeRedisplay(Widget, XEvent*, Region);
-static Boolean XawTreeSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void arrange_subtree(TreeWidget, Widget, int, int, int);
-static void check_gravity(TreeWidget, XtGravity);
-static void compute_bounding_box_subtree(TreeWidget, Widget, int);
-static void delete_node(Widget, Widget);
-static GC get_tree_gc(TreeWidget);
-static void initialize_dimensions(Dimension**, int*, int);
-static void insert_node(Widget, Widget);
-static void layout_tree(TreeWidget, Bool);
-static void set_positions(TreeWidget, Widget, int);
-static void set_tree_size(TreeWidget, Bool, unsigned int, unsigned int);
-
-/*
- * Initialization
- */
-
-/*
- * resources of the tree itself
- */
-static XtResource resources[] = {
- { XtNautoReconfigure, XtCAutoReconfigure, XtRBoolean, sizeof (Boolean),
- XtOffsetOf(TreeRec, tree.auto_reconfigure), XtRImmediate,
- (XtPointer) FALSE },
- { XtNhSpace, XtCHSpace, XtRDimension, sizeof (Dimension),
- XtOffsetOf(TreeRec, tree.hpad), XtRImmediate, (XtPointer) 0 },
- { XtNvSpace, XtCVSpace, XtRDimension, sizeof (Dimension),
- XtOffsetOf(TreeRec, tree.vpad), XtRImmediate, (XtPointer) 0 },
- { XtNforeground, XtCForeground, XtRPixel, sizeof (Pixel),
- XtOffsetOf(TreeRec, tree.foreground), XtRString,
- XtDefaultForeground},
- { XtNlineWidth, XtCLineWidth, XtRDimension, sizeof (Dimension),
- XtOffsetOf(TreeRec, tree.line_width), XtRImmediate, (XtPointer) 0 },
- { XtNgravity, XtCGravity, XtRGravity, sizeof (XtGravity),
- XtOffsetOf(TreeRec, tree.gravity), XtRImmediate,
- (XtPointer) WestGravity },
-#ifndef OLDXAW
- { XawNdisplayList, XawCDisplayList, XawRDisplayList, sizeof(XawDisplayList*),
- XtOffsetOf(TreeRec, tree.display_list), XtRImmediate,
- NULL },
-#endif
-};
-
-
-/*
- * resources that are attached to all children of the tree
- */
-static XtResource treeConstraintResources[] = {
- { XtNtreeParent, XtCTreeParent, XtRWidget, sizeof (Widget),
- XtOffsetOf(TreeConstraintsRec, tree.parent), XtRImmediate, NULL },
- { XtNtreeGC, XtCTreeGC, XtRGC, sizeof(GC),
- XtOffsetOf(TreeConstraintsRec, tree.gc), XtRImmediate, NULL },
-};
-
-
-TreeClassRec treeClassRec = {
- {
- /* core_class fields */
- (WidgetClass) &constraintClassRec, /* superclass */
- "Tree", /* class_name */
- sizeof(TreeRec), /* widget_size */
- XawTreeClassInitialize, /* class_init */
- NULL, /* class_part_init */
- FALSE, /* class_inited */
- XawTreeInitialize, /* initialize */
- NULL, /* initialize_hook */
- XtInheritRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- TRUE, /* compress_motion */
- TRUE, /* compress_exposure */
- TRUE, /* compress_enterleave*/
- TRUE, /* visible_interest */
- XawTreeDestroy, /* destroy */
- NULL, /* resize */
- XawTreeRedisplay, /* expose */
- XawTreeSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XawTreeQueryGeometry, /* query_geometry */
- NULL, /* display_accelerator*/
- NULL, /* extension */
- },
- {
- /* composite_class fields */
- XawTreeGeometryManager, /* geometry_manager */
- XawTreeChangeManaged, /* change_managed */
- XtInheritInsertChild, /* insert_child */
- XtInheritDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- {
- /* constraint_class fields */
- treeConstraintResources, /* subresources */
- XtNumber(treeConstraintResources), /* subresource_count */
- sizeof(TreeConstraintsRec), /* constraint_size */
- XawTreeConstraintInitialize, /* initialize */
- XawTreeConstraintDestroy, /* destroy */
- XawTreeConstraintSetValues, /* set_values */
- NULL, /* extension */
- },
- {
- /* Tree class fields */
- NULL, /* ignore */
- }
-};
-
-WidgetClass treeWidgetClass = (WidgetClass) &treeClassRec;
-
-
-/*****************************************************************************
- * *
- * tree utility routines *
- * *
- *****************************************************************************/
-
-static void
-initialize_dimensions(Dimension **listp, int *sizep, int n)
-{
- int i;
- Dimension *l;
-
- if (!*listp) {
- *listp = (Dimension *) XtCalloc ((unsigned int) n,
- (unsigned int) sizeof(Dimension));
- *sizep = ((*listp) ? n : 0);
- return;
- }
- if (n > *sizep) {
- *listp = (Dimension *) XtRealloc((char *) *listp,
- (unsigned int) (n*sizeof(Dimension)));
- if (!*listp) {
- *sizep = 0;
- return;
- }
- for (i = *sizep, l = (*listp) + i; i < n; i++, l++) *l = 0;
- *sizep = n;
- }
- return;
-}
-
-static GC
-get_tree_gc(TreeWidget w)
-{
- XtGCMask valuemask = GCBackground | GCForeground;
- XGCValues values;
-
- values.background = w->core.background_pixel;
- values.foreground = w->tree.foreground;
- if (w->tree.line_width != 0) {
- valuemask |= GCLineWidth;
- values.line_width = w->tree.line_width;
- }
-
- return XtGetGC ((Widget) w, valuemask, &values);
-}
-
-static void
-insert_node(Widget parent, Widget node)
-{
- TreeConstraints pc;
- TreeConstraints nc = TREE_CONSTRAINT(node);
- int nindex;
-
- nc->tree.parent = parent;
-
- if (parent == NULL) return;
-
- /*
- * If there isn't more room in the children array,
- * allocate additional space.
- */
- pc = TREE_CONSTRAINT(parent);
- nindex = pc->tree.n_children;
-
- if (pc->tree.n_children == pc->tree.max_children) {
- pc->tree.max_children += (pc->tree.max_children / 2) + 2;
- pc->tree.children = (WidgetList) XtRealloc ((char *)pc->tree.children,
- (unsigned int)
- ((pc->tree.max_children) *
- sizeof(Widget)));
- }
-
- /*
- * Add the sub_node in the next available slot and
- * increment the counter.
- */
- pc->tree.children[nindex] = node;
- pc->tree.n_children++;
-}
-
-static void
-delete_node(Widget parent, Widget node)
-{
- TreeConstraints pc;
- int pos, i;
-
- /*
- * Make sure the parent exists.
- */
- if (!parent) return;
-
- pc = TREE_CONSTRAINT(parent);
-
- /*
- * Find the sub_node on its parent's list.
- */
- for (pos = 0; pos < pc->tree.n_children; pos++)
- if (pc->tree.children[pos] == node) break;
-
- if (pos == pc->tree.n_children) return;
-
- /*
- * Decrement the number of children
- */
- pc->tree.n_children--;
-
- /*
- * Fill in the gap left by the sub_node.
- * Zero the last slot for good luck.
- */
- for (i = pos; i < pc->tree.n_children; i++)
- pc->tree.children[i] = pc->tree.children[i+1];
-
- pc->tree.children[pc->tree.n_children] = NULL;
-}
-
-static void
-check_gravity(TreeWidget tw, XtGravity grav)
-{
- switch (tw->tree.gravity) {
- case WestGravity: case NorthGravity: case EastGravity: case SouthGravity:
- break;
- default:
- tw->tree.gravity = grav;
- break;
- }
-}
-
-
-/*****************************************************************************
- * *
- * tree class methods *
- * *
- *****************************************************************************/
-
-static void
-XawTreeClassInitialize(void)
-{
- XawInitializeWidgetSet();
- XtAddConverter(XtRString, XtRGravity, XmuCvtStringToGravity, NULL, 0);
- XtSetTypeConverter(XtRGravity, XtRString, XmuCvtGravityToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-
-/*ARGSUSED*/
-static void
-XawTreeInitialize(Widget grequest, Widget gnew,
- ArgList args, Cardinal *num_args)
-{
- TreeWidget request = (TreeWidget) grequest, cnew = (TreeWidget) gnew;
- Arg arglist[2];
-
- /*
- * Make sure the widget's width and height are
- * greater than zero.
- */
- if (request->core.width <= 0) cnew->core.width = 5;
- if (request->core.height <= 0) cnew->core.height = 5;
-
- /*
- * Set the padding according to the orientation
- */
- if (request->tree.hpad == 0 && request->tree.vpad == 0) {
- if (IsHorizontal (request)) {
- cnew->tree.hpad = TREE_HORIZONTAL_DEFAULT_SPACING;
- cnew->tree.vpad = TREE_VERTICAL_DEFAULT_SPACING;
- } else {
- cnew->tree.hpad = TREE_VERTICAL_DEFAULT_SPACING;
- cnew->tree.vpad = TREE_HORIZONTAL_DEFAULT_SPACING;
- }
- }
-
- /*
- * Create a graphics context for the connecting lines.
- */
- cnew->tree.gc = get_tree_gc (cnew);
-
- /*
- * Create the hidden root widget.
- */
- cnew->tree.tree_root = (Widget) NULL;
- XtSetArg(arglist[0], XtNwidth, 1);
- XtSetArg(arglist[1], XtNheight, 1);
- cnew->tree.tree_root = XtCreateWidget ("root", widgetClass, gnew,
- arglist,TWO);
-
- /*
- * Allocate the array used to hold the widest values per depth
- */
- cnew->tree.largest = NULL;
- cnew->tree.n_largest = 0;
- initialize_dimensions (&cnew->tree.largest, &cnew->tree.n_largest,
- TREE_INITIAL_DEPTH);
-
- /*
- * make sure that our gravity is one of the acceptable values
- */
- check_gravity (cnew, WestGravity);
-}
-
-
-/* ARGSUSED */
-static void
-XawTreeConstraintInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- TreeConstraints tc = TREE_CONSTRAINT(cnew);
- TreeWidget tw = (TreeWidget) cnew->core.parent;
-
- /*
- * Initialize the widget to have no sub-nodes.
- */
- tc->tree.n_children = 0;
- tc->tree.max_children = 0;
- tc->tree.children = (Widget *) NULL;
- tc->tree.x = tc->tree.y = 0;
- tc->tree.bbsubwidth = 0;
- tc->tree.bbsubheight = 0;
-
-
- /*
- * If this widget has a super-node, add it to that
- * widget' sub-nodes list. Otherwise make it a sub-node of
- * the tree_root widget.
- */
- if (tc->tree.parent)
- insert_node (tc->tree.parent, cnew);
- else if (tw->tree.tree_root)
- insert_node (tw->tree.tree_root, cnew);
-}
-
-
-/* ARGSUSED */
-static Boolean
-XawTreeSetValues(Widget gcurrent, Widget grequest, Widget gnew,
- ArgList args, Cardinal *num_args)
-{
- TreeWidget current = (TreeWidget) gcurrent, cnew = (TreeWidget) gnew;
- Boolean redraw = FALSE;
-
- /*
- * If the foreground color has changed, redo the GC's
- * and indicate a redraw.
- */
- if (cnew->tree.foreground != current->tree.foreground ||
- cnew->core.background_pixel != current->core.background_pixel ||
- cnew->tree.line_width != current->tree.line_width) {
- XtReleaseGC (gnew, cnew->tree.gc);
- cnew->tree.gc = get_tree_gc (cnew);
- redraw = TRUE;
- }
-
- /*
- * If the minimum spacing has changed, recalculate the
- * tree layout. layout_tree() does a redraw, so we don't
- * need SetValues to do another one.
- */
- if (cnew->tree.gravity != current->tree.gravity) {
- check_gravity (cnew, current->tree.gravity);
- }
-
- if (IsHorizontal(cnew) != IsHorizontal(current)) {
- if (cnew->tree.vpad == current->tree.vpad &&
- cnew->tree.hpad == current->tree.hpad) {
- cnew->tree.vpad = current->tree.hpad;
- cnew->tree.hpad = current->tree.vpad;
- }
- }
-
- if (cnew->tree.vpad != current->tree.vpad ||
- cnew->tree.hpad != current->tree.hpad ||
- cnew->tree.gravity != current->tree.gravity) {
- layout_tree (cnew, TRUE);
- redraw = FALSE;
- }
- return redraw;
-}
-
-
-/* ARGSUSED */
-static Boolean
-XawTreeConstraintSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- TreeConstraints newc = TREE_CONSTRAINT(cnew);
- TreeConstraints curc = TREE_CONSTRAINT(current);
- TreeWidget tw = (TreeWidget) cnew->core.parent;
-
- /*
- * If the parent field has changed, remove the widget
- * from the old widget's children list and add it to the
- * new one.
- */
- if (curc->tree.parent != newc->tree.parent){
- if (curc->tree.parent)
- delete_node (curc->tree.parent, cnew);
- if (newc->tree.parent)
- insert_node(newc->tree.parent, cnew);
-
- /*
- * If the Tree widget has been realized,
- * compute new layout.
- */
- if (XtIsRealized((Widget)tw))
- layout_tree (tw, FALSE);
- }
- return False;
-}
-
-
-static void
-XawTreeConstraintDestroy(Widget w)
-{
- TreeConstraints tc = TREE_CONSTRAINT(w);
- TreeWidget tw = (TreeWidget) XtParent(w);
- int i;
-
- /*
- * Remove the widget from its parent's sub-nodes list and
- * make all this widget's sub-nodes sub-nodes of the parent.
- */
-
- if (tw->tree.tree_root == w) {
- if (tc->tree.n_children > 0)
- tw->tree.tree_root = tc->tree.children[0];
- else
- tw->tree.tree_root = NULL;
- }
-
- delete_node (tc->tree.parent, (Widget) w);
- for (i = 0; i< tc->tree.n_children; i++)
- insert_node (tc->tree.parent, tc->tree.children[i]);
-
- layout_tree ((TreeWidget) (w->core.parent), FALSE);
-}
-
-/* ARGSUSED */
-static XtGeometryResult
-XawTreeGeometryManager(Widget w, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
-
- TreeWidget tw = (TreeWidget) w->core.parent;
-
- /*
- * No position changes allowed!.
- */
- if ((request->request_mode & CWX && request->x!=w->core.x)
- ||(request->request_mode & CWY && request->y!=w->core.y))
- return (XtGeometryNo);
-
- /*
- * Allow all resize requests.
- */
-
- if (request->request_mode & CWWidth)
- w->core.width = request->width;
- if (request->request_mode & CWHeight)
- w->core.height = request->height;
- if (request->request_mode & CWBorderWidth)
- w->core.border_width = request->border_width;
-
- if (tw->tree.auto_reconfigure) layout_tree (tw, FALSE);
- return (XtGeometryYes);
-}
-
-static void
-XawTreeChangeManaged(Widget gw)
-{
- layout_tree ((TreeWidget) gw, FALSE);
-}
-
-
-static void
-XawTreeDestroy(Widget gw)
-{
- TreeWidget w = (TreeWidget) gw;
-
- XtReleaseGC (gw, w->tree.gc);
- if (w->tree.largest) XtFree ((char *) w->tree.largest);
-}
-
-
-/* ARGSUSED */
-static void
-XawTreeRedisplay(Widget gw, XEvent *event, Region region)
-{
- TreeWidget tw = (TreeWidget) gw;
-
-#ifndef OLDXAW
- if (tw->tree.display_list)
- XawRunDisplayList(gw, tw->tree.display_list, event, region);
-#endif
-
- /*
- * If the Tree widget is visible, visit each managed child.
- */
- if (tw->core.visible) {
- Cardinal i;
- int j;
- Display *dpy = XtDisplay (tw);
- Window w = XtWindow (tw);
-
- for (i = 0; i < tw->composite.num_children; i++) {
- Widget child = tw->composite.children[i];
- TreeConstraints tc = TREE_CONSTRAINT(child);
-
- /*
- * Don't draw lines from the fake tree_root.
- */
- if (child != tw->tree.tree_root && tc->tree.n_children) {
- int srcx = child->core.x + child->core.border_width;
- int srcy = child->core.y + child->core.border_width;
-
- switch (tw->tree.gravity) {
- case WestGravity:
- srcx += child->core.width + child->core.border_width;
- /* fall through */
- case EastGravity:
- srcy += child->core.height / 2;
- break;
-
- case NorthGravity:
- srcy += child->core.height + child->core.border_width;
- /* fall through */
- case SouthGravity:
- srcx += child->core.width / 2;
- break;
- }
-
- for (j = 0; j < tc->tree.n_children; j++) {
- Widget k = tc->tree.children[j];
- GC gc = (tc->tree.gc ? tc->tree.gc : tw->tree.gc);
-
- switch (tw->tree.gravity) {
- case WestGravity:
- /*
- * right center to left center
- */
- XDrawLine (dpy, w, gc, srcx, srcy,
- (int) k->core.x,
- (k->core.y + ((int) k->core.border_width) +
- ((int) k->core.height) / 2));
- break;
-
- case NorthGravity:
- /*
- * bottom center to top center
- */
- XDrawLine (dpy, w, gc, srcx, srcy,
- (k->core.x + ((int) k->core.border_width) +
- ((int) k->core.width) / 2),
- (int) k->core.y);
- break;
-
- case EastGravity:
- /*
- * left center to right center
- */
- XDrawLine (dpy, w, gc, srcx, srcy,
- (k->core.x +
- (((int) k->core.border_width) << 1) +
- (int) k->core.width),
- (k->core.y + ((int) k->core.border_width) +
- ((int) k->core.height) / 2));
- break;
-
- case SouthGravity:
- /*
- * top center to bottom center
- */
- XDrawLine (dpy, w, gc, srcx, srcy,
- (k->core.x + ((int) k->core.border_width) +
- ((int) k->core.width) / 2),
- (k->core.y +
- (((int) k->core.border_width) << 1) +
- (int) k->core.height));
- break;
- }
- }
- }
- }
- }
-}
-
-static XtGeometryResult
-XawTreeQueryGeometry(Widget w, XtWidgetGeometry *intended,
- XtWidgetGeometry *preferred)
-{
- TreeWidget tw = (TreeWidget) w;
-
- preferred->request_mode = (CWWidth | CWHeight);
- preferred->width = tw->tree.maxwidth;
- preferred->height = tw->tree.maxheight;
-
- if (((intended->request_mode & (CWWidth | CWHeight)) ==
- (CWWidth | CWHeight)) &&
- intended->width == preferred->width &&
- intended->height == preferred->height)
- return XtGeometryYes;
- else if (preferred->width == w->core.width &&
- preferred->height == w->core.height)
- return XtGeometryNo;
- else
- return XtGeometryAlmost;
-}
-
-
-/*****************************************************************************
- * *
- * tree layout algorithm *
- * *
- * Each node in the tree is "shrink-wrapped" with a minimal bounding *
- * rectangle, laid next to its siblings (with a small about of padding in *
- * between) and then wrapped with their parent. Parents are centered about *
- * their children (or vice versa if the parent is larger than the children). *
- * *
- *****************************************************************************/
-
-static void
-compute_bounding_box_subtree(TreeWidget tree, Widget w, int depth)
-{
- TreeConstraints tc = TREE_CONSTRAINT(w); /* info attached to all kids */
- int i;
- Bool horiz = IsHorizontal (tree);
- Dimension newwidth, newheight;
- Dimension bw2 = w->core.border_width * 2;
-
- /*
- * Set the max-size per level.
- */
- if (depth >= tree->tree.n_largest) {
- initialize_dimensions (&tree->tree.largest,
- &tree->tree.n_largest, depth + 1);
- }
- newwidth = ((horiz ? w->core.width : w->core.height) + bw2);
- if (tree->tree.largest[depth] < newwidth)
- tree->tree.largest[depth] = newwidth;
-
-
- /*
- * initialize
- */
- tc->tree.bbwidth = w->core.width + bw2;
- tc->tree.bbheight = w->core.height + bw2;
-
- if (tc->tree.n_children == 0) return;
-
- /*
- * Figure the size of the opposite dimension (vertical if tree is
- * horizontal, else vice versa). The other dimension will be set
- * in the second pass once we know the maximum dimensions.
- */
- newwidth = 0;
- newheight = 0;
- for (i = 0; i < tc->tree.n_children; i++) {
- Widget child = tc->tree.children[i];
- TreeConstraints cc = TREE_CONSTRAINT(child);
-
- compute_bounding_box_subtree (tree, child, depth + 1);
-
- if (horiz) {
- if (newwidth < cc->tree.bbwidth) newwidth = cc->tree.bbwidth;
- newheight += tree->tree.vpad + cc->tree.bbheight;
- } else {
- if (newheight < cc->tree.bbheight) newheight = cc->tree.bbheight;
- newwidth += tree->tree.hpad + cc->tree.bbwidth;
- }
- }
-
-
- tc->tree.bbsubwidth = newwidth;
- tc->tree.bbsubheight = newheight;
-
- /*
- * Now fit parent onto side (or top) of bounding box and correct for
- * extra padding. Be careful of unsigned arithmetic.
- */
- if (horiz) {
- tc->tree.bbwidth += tree->tree.hpad + newwidth;
- newheight -= tree->tree.vpad;
- if (newheight > tc->tree.bbheight) tc->tree.bbheight = newheight;
- } else {
- tc->tree.bbheight += tree->tree.vpad + newheight;
- newwidth -= tree->tree.hpad;
- if (newwidth > tc->tree.bbwidth) tc->tree.bbwidth = newwidth;
- }
-}
-
-
-static void
-set_positions(TreeWidget tw, Widget w, int level)
-{
- int i;
-
- if (w) {
- TreeConstraints tc = TREE_CONSTRAINT(w);
-
- if (level > 0) {
- /*
- * mirror if necessary
- */
- switch (tw->tree.gravity) {
- case EastGravity:
- tc->tree.x = (((Position) tw->tree.maxwidth) -
- ((Position) w->core.width) - tc->tree.x);
- break;
-
- case SouthGravity:
- tc->tree.y = (((Position) tw->tree.maxheight) -
- ((Position) w->core.height) - tc->tree.y);
- break;
- }
-
- /*
- * Move the widget into position.
- */
- XtMoveWidget (w, tc->tree.x, tc->tree.y);
- }
-
- /*
- * Set the positions of all children.
- */
- for (i = 0; i < tc->tree.n_children; i++)
- set_positions (tw, tc->tree.children[i], level + 1);
- }
-}
-
-
-static void
-arrange_subtree(TreeWidget tree, Widget w, int depth, int x, int y)
-{
- TreeConstraints tc = TREE_CONSTRAINT(w); /* info attached to all kids */
- TreeConstraints firstcc, lastcc;
- int i;
- int newx, newy;
- Bool horiz = IsHorizontal (tree);
- Widget child = NULL;
- Dimension tmp;
- Dimension bw2 = w->core.border_width * 2;
- Bool relayout = True;
-
-
- /*
- * If no children, then just lay out where requested.
- */
- tc->tree.x = x;
- tc->tree.y = y;
-
- if (horiz) {
- int myh = (w->core.height + bw2);
-
- if (myh > (int)tc->tree.bbsubheight) {
- y += (myh - (int)tc->tree.bbsubheight) / 2;
- relayout = False;
- }
- } else {
- int myw = (w->core.width + bw2);
-
- if (myw > (int)tc->tree.bbsubwidth) {
- x += (myw - (int)tc->tree.bbsubwidth) / 2;
- relayout = False;
- }
- }
-
- if ((tmp = ((Dimension) x) + tc->tree.bbwidth) > tree->tree.maxwidth)
- tree->tree.maxwidth = tmp;
- if ((tmp = ((Dimension) y) + tc->tree.bbheight) > tree->tree.maxheight)
- tree->tree.maxheight = tmp;
-
- if (tc->tree.n_children == 0) return;
-
-
- /*
- * Have children, so walk down tree laying out children, then laying
- * out parents.
- */
- if (horiz) {
- newx = x + tree->tree.largest[depth];
- if (depth > 0) newx += tree->tree.hpad;
- newy = y;
- } else {
- newx = x;
- newy = y + tree->tree.largest[depth];
- if (depth > 0) newy += tree->tree.vpad;
- }
-
- for (i = 0; i < tc->tree.n_children; i++) {
- TreeConstraints cc;
-
- child = tc->tree.children[i]; /* last value is used outside loop */
- cc = TREE_CONSTRAINT(child);
-
- arrange_subtree (tree, child, depth + 1, newx, newy);
- if (horiz) {
- newy += tree->tree.vpad + cc->tree.bbheight;
- } else {
- newx += tree->tree.hpad + cc->tree.bbwidth;
- }
- }
-
- /*
- * now layout parent between first and last children
- */
- if (relayout) {
- Position adjusted;
- firstcc = TREE_CONSTRAINT (tc->tree.children[0]);
- lastcc = TREE_CONSTRAINT (child);
-
- /* Adjustments are disallowed if they result in a position above
- * or to the left of the originally requested position, because
- * this could collide with the position of the previous sibling.
- */
- if (horiz) {
- tc->tree.x = x;
- adjusted = firstcc->tree.y +
- ((lastcc->tree.y + (Position) child->core.height +
- (Position) child->core.border_width * 2 -
- firstcc->tree.y - (Position) w->core.height -
- (Position) w->core.border_width * 2 + 1) / 2);
- if (adjusted > tc->tree.y) tc->tree.y = adjusted;
- } else {
- adjusted = firstcc->tree.x +
- ((lastcc->tree.x + (Position) child->core.width +
- (Position) child->core.border_width * 2 -
- firstcc->tree.x - (Position) w->core.width -
- (Position) w->core.border_width * 2 + 1) / 2);
- if (adjusted > tc->tree.x) tc->tree.x = adjusted;
- tc->tree.y = y;
- }
- }
-}
-
-static void
-set_tree_size(TreeWidget tw, Bool insetvalues,
- unsigned int width, unsigned int height)
-{
- if (insetvalues) {
- tw->core.width = width;
- tw->core.height = height;
- } else {
- Dimension replyWidth = 0, replyHeight = 0;
- XtGeometryResult result = XtMakeResizeRequest ((Widget) tw,
- width, height,
- &replyWidth,
- &replyHeight);
- /*
- * Accept any compromise.
- */
- if (result == XtGeometryAlmost)
- XtMakeResizeRequest ((Widget) tw, replyWidth, replyHeight,
- (Dimension *) NULL, (Dimension *) NULL);
- }
- return;
-}
-
-static void
-layout_tree(TreeWidget tw, Bool insetvalues)
-{
- int i;
- Dimension *dp;
-
- /*
- * Do a depth-first search computing the width and height of the bounding
- * box for the tree at that position (and below). Then, walk again using
- * this information to layout the children at each level.
- */
-
- if (tw->tree.tree_root == NULL)
- return;
-
- tw->tree.maxwidth = tw->tree.maxheight = 0;
- for (i = 0, dp = tw->tree.largest; i < tw->tree.n_largest; i++, dp++)
- *dp = 0;
- initialize_dimensions (&tw->tree.largest, &tw->tree.n_largest,
- tw->tree.n_largest);
- compute_bounding_box_subtree (tw, tw->tree.tree_root, 0);
-
- /*
- * Second pass to do final layout. Each child's bounding box is stacked
- * on top of (if horizontal, else next to) on top of its siblings. The
- * parent is centered between the first and last children.
- */
- arrange_subtree (tw, tw->tree.tree_root, 0, 0, 0);
-
- /*
- * Move each widget into place.
- */
- set_tree_size (tw, insetvalues, tw->tree.maxwidth, tw->tree.maxheight);
- set_positions (tw, tw->tree.tree_root, 0);
-
- /*
- * And redisplay.
- */
- if (XtIsRealized ((Widget) tw)) {
- XClearArea (XtDisplay(tw), XtWindow((Widget)tw), 0, 0, 0, 0, True);
- }
-}
-
-
-
-/*****************************************************************************
- * *
- * Public Routines *
- * *
- *****************************************************************************/
-
-void
-XawTreeForceLayout(Widget tree)
-{
- layout_tree ((TreeWidget) tree, FALSE);
-}
-
+/*
+
+Copyright 1990, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+ * Copyright 1989 Prentice Hall
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose and without fee is hereby granted, provided that the above
+ * copyright notice appear in all copies and that both the copyright notice
+ * and this permission notice appear in supporting documentation.
+ *
+ * Prentice Hall and the authors disclaim all warranties with regard
+ * to this software, including all implied warranties of merchantability and
+ * fitness. In no event shall Prentice Hall or the authors be liable
+ * for any special, indirect or cosequential damages or any damages whatsoever
+ * resulting from loss of use, data or profits, whether in an action of
+ * contract, negligence or other tortious action, arising out of or in
+ * connection with the use or performance of this software.
+ *
+ * Authors: Jim Fulton, MIT X Consortium,
+ * based on a version by Douglas Young, Prentice Hall
+ *
+ * This widget is based on the Tree widget described on pages 397-419 of
+ * Douglas Young's book "The X Window System, Programming and Applications
+ * with Xt OSF/Motif Edition." The layout code has been rewritten to use
+ * additional blank space to make the structure of the graph easier to see
+ * as well as to support vertical trees.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/XawInit.h>
+#include <X11/Xaw/Cardinals.h>
+#include <X11/Xaw/TreeP.h>
+#include "Private.h"
+
+#define IsHorizontal(tw) ((tw)->tree.gravity == WestGravity || \
+ (tw)->tree.gravity == EastGravity)
+
+/*
+ * Class Methods
+ */
+static void XawTreeChangeManaged(Widget);
+static void XawTreeClassInitialize(void);
+static void XawTreeConstraintDestroy(Widget);
+static void XawTreeConstraintInitialize(Widget, Widget, ArgList, Cardinal*);
+static Boolean XawTreeConstraintSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static void XawTreeDestroy(Widget);
+static XtGeometryResult XawTreeGeometryManager(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawTreeInitialize(Widget, Widget, ArgList, Cardinal*);
+static XtGeometryResult XawTreeQueryGeometry(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawTreeRedisplay(Widget, XEvent*, Region);
+static Boolean XawTreeSetValues(Widget, Widget, Widget, ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void arrange_subtree(TreeWidget, Widget, int, int, int);
+static void check_gravity(TreeWidget, XtGravity);
+static void compute_bounding_box_subtree(TreeWidget, Widget, int);
+static void delete_node(Widget, Widget);
+static GC get_tree_gc(TreeWidget);
+static void initialize_dimensions(Dimension**, int*, int);
+static void insert_node(Widget, Widget);
+static void layout_tree(TreeWidget, Bool);
+static void set_positions(TreeWidget, Widget, int);
+static void set_tree_size(TreeWidget, Bool, unsigned int, unsigned int);
+
+/*
+ * Initialization
+ */
+
+/*
+ * resources of the tree itself
+ */
+static XtResource resources[] = {
+ { XtNautoReconfigure, XtCAutoReconfigure, XtRBoolean, sizeof (Boolean),
+ XtOffsetOf(TreeRec, tree.auto_reconfigure), XtRImmediate,
+ (XtPointer) FALSE },
+ { XtNhSpace, XtCHSpace, XtRDimension, sizeof (Dimension),
+ XtOffsetOf(TreeRec, tree.hpad), XtRImmediate, (XtPointer) 0 },
+ { XtNvSpace, XtCVSpace, XtRDimension, sizeof (Dimension),
+ XtOffsetOf(TreeRec, tree.vpad), XtRImmediate, (XtPointer) 0 },
+ { XtNforeground, XtCForeground, XtRPixel, sizeof (Pixel),
+ XtOffsetOf(TreeRec, tree.foreground), XtRString,
+ XtDefaultForeground},
+ { XtNlineWidth, XtCLineWidth, XtRDimension, sizeof (Dimension),
+ XtOffsetOf(TreeRec, tree.line_width), XtRImmediate, (XtPointer) 0 },
+ { XtNgravity, XtCGravity, XtRGravity, sizeof (XtGravity),
+ XtOffsetOf(TreeRec, tree.gravity), XtRImmediate,
+ (XtPointer) WestGravity },
+#ifndef OLDXAW
+ { XawNdisplayList, XawCDisplayList, XawRDisplayList, sizeof(XawDisplayList*),
+ XtOffsetOf(TreeRec, tree.display_list), XtRImmediate,
+ NULL },
+#endif
+};
+
+
+/*
+ * resources that are attached to all children of the tree
+ */
+static XtResource treeConstraintResources[] = {
+ { XtNtreeParent, XtCTreeParent, XtRWidget, sizeof (Widget),
+ XtOffsetOf(TreeConstraintsRec, tree.parent), XtRImmediate, NULL },
+ { XtNtreeGC, XtCTreeGC, XtRGC, sizeof(GC),
+ XtOffsetOf(TreeConstraintsRec, tree.gc), XtRImmediate, NULL },
+};
+
+
+TreeClassRec treeClassRec = {
+ {
+ /* core_class fields */
+ (WidgetClass) &constraintClassRec, /* superclass */
+ "Tree", /* class_name */
+ sizeof(TreeRec), /* widget_size */
+ XawTreeClassInitialize, /* class_init */
+ NULL, /* class_part_init */
+ FALSE, /* class_inited */
+ XawTreeInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XtInheritRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ TRUE, /* compress_motion */
+ TRUE, /* compress_exposure */
+ TRUE, /* compress_enterleave*/
+ TRUE, /* visible_interest */
+ XawTreeDestroy, /* destroy */
+ NULL, /* resize */
+ XawTreeRedisplay, /* expose */
+ XawTreeSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XawTreeQueryGeometry, /* query_geometry */
+ NULL, /* display_accelerator*/
+ NULL, /* extension */
+ },
+ {
+ /* composite_class fields */
+ XawTreeGeometryManager, /* geometry_manager */
+ XawTreeChangeManaged, /* change_managed */
+ XtInheritInsertChild, /* insert_child */
+ XtInheritDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ {
+ /* constraint_class fields */
+ treeConstraintResources, /* subresources */
+ XtNumber(treeConstraintResources), /* subresource_count */
+ sizeof(TreeConstraintsRec), /* constraint_size */
+ XawTreeConstraintInitialize, /* initialize */
+ XawTreeConstraintDestroy, /* destroy */
+ XawTreeConstraintSetValues, /* set_values */
+ NULL, /* extension */
+ },
+ {
+ /* Tree class fields */
+ NULL, /* ignore */
+ }
+};
+
+WidgetClass treeWidgetClass = (WidgetClass) &treeClassRec;
+
+
+/*****************************************************************************
+ * *
+ * tree utility routines *
+ * *
+ *****************************************************************************/
+
+static void
+initialize_dimensions(Dimension **listp, int *sizep, int n)
+{
+ int i;
+ Dimension *l;
+
+ if (!*listp) {
+ *listp = (Dimension *) XtCalloc ((unsigned int) n,
+ (unsigned int) sizeof(Dimension));
+ *sizep = ((*listp) ? n : 0);
+ return;
+ }
+ if (n > *sizep) {
+ *listp = (Dimension *) XtRealloc((char *) *listp,
+ (unsigned int) (n*sizeof(Dimension)));
+ if (!*listp) {
+ *sizep = 0;
+ return;
+ }
+ for (i = *sizep, l = (*listp) + i; i < n; i++, l++) *l = 0;
+ *sizep = n;
+ }
+ return;
+}
+
+static GC
+get_tree_gc(TreeWidget w)
+{
+ XtGCMask valuemask = GCBackground | GCForeground;
+ XGCValues values;
+
+ values.background = w->core.background_pixel;
+ values.foreground = w->tree.foreground;
+ if (w->tree.line_width != 0) {
+ valuemask |= GCLineWidth;
+ values.line_width = w->tree.line_width;
+ }
+
+ return XtGetGC ((Widget) w, valuemask, &values);
+}
+
+static void
+insert_node(Widget parent, Widget node)
+{
+ TreeConstraints pc;
+ TreeConstraints nc = TREE_CONSTRAINT(node);
+ int nindex;
+
+ nc->tree.parent = parent;
+
+ if (parent == NULL) return;
+
+ /*
+ * If there isn't more room in the children array,
+ * allocate additional space.
+ */
+ pc = TREE_CONSTRAINT(parent);
+ nindex = pc->tree.n_children;
+
+ if (pc->tree.n_children == pc->tree.max_children) {
+ pc->tree.max_children += (pc->tree.max_children / 2) + 2;
+ pc->tree.children = (WidgetList) XtRealloc ((char *)pc->tree.children,
+ (unsigned int)
+ ((pc->tree.max_children) *
+ sizeof(Widget)));
+ }
+
+ /*
+ * Add the sub_node in the next available slot and
+ * increment the counter.
+ */
+ pc->tree.children[nindex] = node;
+ pc->tree.n_children++;
+}
+
+static void
+delete_node(Widget parent, Widget node)
+{
+ TreeConstraints pc;
+ int pos, i;
+
+ /*
+ * Make sure the parent exists.
+ */
+ if (!parent) return;
+
+ pc = TREE_CONSTRAINT(parent);
+
+ /*
+ * Find the sub_node on its parent's list.
+ */
+ for (pos = 0; pos < pc->tree.n_children; pos++)
+ if (pc->tree.children[pos] == node) break;
+
+ if (pos == pc->tree.n_children) return;
+
+ /*
+ * Decrement the number of children
+ */
+ pc->tree.n_children--;
+
+ /*
+ * Fill in the gap left by the sub_node.
+ * Zero the last slot for good luck.
+ */
+ for (i = pos; i < pc->tree.n_children; i++)
+ pc->tree.children[i] = pc->tree.children[i+1];
+
+ pc->tree.children[pc->tree.n_children] = NULL;
+}
+
+static void
+check_gravity(TreeWidget tw, XtGravity grav)
+{
+ switch (tw->tree.gravity) {
+ case WestGravity: case NorthGravity: case EastGravity: case SouthGravity:
+ break;
+ default:
+ tw->tree.gravity = grav;
+ break;
+ }
+}
+
+
+/*****************************************************************************
+ * *
+ * tree class methods *
+ * *
+ *****************************************************************************/
+
+static void
+XawTreeClassInitialize(void)
+{
+ XawInitializeWidgetSet();
+ XtAddConverter(XtRString, XtRGravity, XmuCvtStringToGravity, NULL, 0);
+ XtSetTypeConverter(XtRGravity, XtRString, XmuCvtGravityToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+
+/*ARGSUSED*/
+static void
+XawTreeInitialize(Widget grequest, Widget gnew,
+ ArgList args, Cardinal *num_args)
+{
+ TreeWidget request = (TreeWidget) grequest, cnew = (TreeWidget) gnew;
+ Arg arglist[2];
+
+ /*
+ * Make sure the widget's width and height are
+ * greater than zero.
+ */
+ if (request->core.width <= 0) cnew->core.width = 5;
+ if (request->core.height <= 0) cnew->core.height = 5;
+
+ /*
+ * Set the padding according to the orientation
+ */
+ if (request->tree.hpad == 0 && request->tree.vpad == 0) {
+ if (IsHorizontal (request)) {
+ cnew->tree.hpad = TREE_HORIZONTAL_DEFAULT_SPACING;
+ cnew->tree.vpad = TREE_VERTICAL_DEFAULT_SPACING;
+ } else {
+ cnew->tree.hpad = TREE_VERTICAL_DEFAULT_SPACING;
+ cnew->tree.vpad = TREE_HORIZONTAL_DEFAULT_SPACING;
+ }
+ }
+
+ /*
+ * Create a graphics context for the connecting lines.
+ */
+ cnew->tree.gc = get_tree_gc (cnew);
+
+ /*
+ * Create the hidden root widget.
+ */
+ cnew->tree.tree_root = (Widget) NULL;
+ XtSetArg(arglist[0], XtNwidth, 1);
+ XtSetArg(arglist[1], XtNheight, 1);
+ cnew->tree.tree_root = XtCreateWidget ("root", widgetClass, gnew,
+ arglist,TWO);
+
+ /*
+ * Allocate the array used to hold the widest values per depth
+ */
+ cnew->tree.largest = NULL;
+ cnew->tree.n_largest = 0;
+ initialize_dimensions (&cnew->tree.largest, &cnew->tree.n_largest,
+ TREE_INITIAL_DEPTH);
+
+ /*
+ * make sure that our gravity is one of the acceptable values
+ */
+ check_gravity (cnew, WestGravity);
+}
+
+
+/* ARGSUSED */
+static void
+XawTreeConstraintInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ TreeConstraints tc = TREE_CONSTRAINT(cnew);
+ TreeWidget tw = (TreeWidget) cnew->core.parent;
+
+ /*
+ * Initialize the widget to have no sub-nodes.
+ */
+ tc->tree.n_children = 0;
+ tc->tree.max_children = 0;
+ tc->tree.children = (Widget *) NULL;
+ tc->tree.x = tc->tree.y = 0;
+ tc->tree.bbsubwidth = 0;
+ tc->tree.bbsubheight = 0;
+
+
+ /*
+ * If this widget has a super-node, add it to that
+ * widget' sub-nodes list. Otherwise make it a sub-node of
+ * the tree_root widget.
+ */
+ if (tc->tree.parent)
+ insert_node (tc->tree.parent, cnew);
+ else if (tw->tree.tree_root)
+ insert_node (tw->tree.tree_root, cnew);
+}
+
+
+/* ARGSUSED */
+static Boolean
+XawTreeSetValues(Widget gcurrent, Widget grequest, Widget gnew,
+ ArgList args, Cardinal *num_args)
+{
+ TreeWidget current = (TreeWidget) gcurrent, cnew = (TreeWidget) gnew;
+ Boolean redraw = FALSE;
+
+ /*
+ * If the foreground color has changed, redo the GC's
+ * and indicate a redraw.
+ */
+ if (cnew->tree.foreground != current->tree.foreground ||
+ cnew->core.background_pixel != current->core.background_pixel ||
+ cnew->tree.line_width != current->tree.line_width) {
+ XtReleaseGC (gnew, cnew->tree.gc);
+ cnew->tree.gc = get_tree_gc (cnew);
+ redraw = TRUE;
+ }
+
+ /*
+ * If the minimum spacing has changed, recalculate the
+ * tree layout. layout_tree() does a redraw, so we don't
+ * need SetValues to do another one.
+ */
+ if (cnew->tree.gravity != current->tree.gravity) {
+ check_gravity (cnew, current->tree.gravity);
+ }
+
+ if (IsHorizontal(cnew) != IsHorizontal(current)) {
+ if (cnew->tree.vpad == current->tree.vpad &&
+ cnew->tree.hpad == current->tree.hpad) {
+ cnew->tree.vpad = current->tree.hpad;
+ cnew->tree.hpad = current->tree.vpad;
+ }
+ }
+
+ if (cnew->tree.vpad != current->tree.vpad ||
+ cnew->tree.hpad != current->tree.hpad ||
+ cnew->tree.gravity != current->tree.gravity) {
+ layout_tree (cnew, TRUE);
+ redraw = FALSE;
+ }
+ return redraw;
+}
+
+
+/* ARGSUSED */
+static Boolean
+XawTreeConstraintSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ TreeConstraints newc = TREE_CONSTRAINT(cnew);
+ TreeConstraints curc = TREE_CONSTRAINT(current);
+ TreeWidget tw = (TreeWidget) cnew->core.parent;
+
+ /*
+ * If the parent field has changed, remove the widget
+ * from the old widget's children list and add it to the
+ * new one.
+ */
+ if (curc->tree.parent != newc->tree.parent){
+ if (curc->tree.parent)
+ delete_node (curc->tree.parent, cnew);
+ if (newc->tree.parent)
+ insert_node(newc->tree.parent, cnew);
+
+ /*
+ * If the Tree widget has been realized,
+ * compute new layout.
+ */
+ if (XtIsRealized((Widget)tw))
+ layout_tree (tw, FALSE);
+ }
+ return False;
+}
+
+
+static void
+XawTreeConstraintDestroy(Widget w)
+{
+ TreeConstraints tc = TREE_CONSTRAINT(w);
+ TreeWidget tw = (TreeWidget) XtParent(w);
+ int i;
+
+ /*
+ * Remove the widget from its parent's sub-nodes list and
+ * make all this widget's sub-nodes sub-nodes of the parent.
+ */
+
+ if (tw->tree.tree_root == w) {
+ if (tc->tree.n_children > 0)
+ tw->tree.tree_root = tc->tree.children[0];
+ else
+ tw->tree.tree_root = NULL;
+ }
+
+ delete_node (tc->tree.parent, (Widget) w);
+ for (i = 0; i< tc->tree.n_children; i++)
+ insert_node (tc->tree.parent, tc->tree.children[i]);
+
+ layout_tree ((TreeWidget) (w->core.parent), FALSE);
+}
+
+/* ARGSUSED */
+static XtGeometryResult
+XawTreeGeometryManager(Widget w, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+
+ TreeWidget tw = (TreeWidget) w->core.parent;
+
+ /*
+ * No position changes allowed!.
+ */
+ if ((request->request_mode & CWX && request->x!=w->core.x)
+ ||(request->request_mode & CWY && request->y!=w->core.y))
+ return (XtGeometryNo);
+
+ /*
+ * Allow all resize requests.
+ */
+
+ if (request->request_mode & CWWidth)
+ w->core.width = request->width;
+ if (request->request_mode & CWHeight)
+ w->core.height = request->height;
+ if (request->request_mode & CWBorderWidth)
+ w->core.border_width = request->border_width;
+
+ if (tw->tree.auto_reconfigure) layout_tree (tw, FALSE);
+ return (XtGeometryYes);
+}
+
+static void
+XawTreeChangeManaged(Widget gw)
+{
+ layout_tree ((TreeWidget) gw, FALSE);
+}
+
+
+static void
+XawTreeDestroy(Widget gw)
+{
+ TreeWidget w = (TreeWidget) gw;
+
+ XtReleaseGC (gw, w->tree.gc);
+ if (w->tree.largest) XtFree ((char *) w->tree.largest);
+}
+
+
+/* ARGSUSED */
+static void
+XawTreeRedisplay(Widget gw, XEvent *event, Region region)
+{
+ TreeWidget tw = (TreeWidget) gw;
+
+#ifndef OLDXAW
+ if (tw->tree.display_list)
+ XawRunDisplayList(gw, tw->tree.display_list, event, region);
+#endif
+
+ /*
+ * If the Tree widget is visible, visit each managed child.
+ */
+ if (tw->core.visible) {
+ Cardinal i;
+ int j;
+ Display *dpy = XtDisplay (tw);
+ Window w = XtWindow (tw);
+
+ for (i = 0; i < tw->composite.num_children; i++) {
+ Widget child = tw->composite.children[i];
+ TreeConstraints tc = TREE_CONSTRAINT(child);
+
+ /*
+ * Don't draw lines from the fake tree_root.
+ */
+ if (child != tw->tree.tree_root && tc->tree.n_children) {
+ int srcx = child->core.x + child->core.border_width;
+ int srcy = child->core.y + child->core.border_width;
+
+ switch (tw->tree.gravity) {
+ case WestGravity:
+ srcx += child->core.width + child->core.border_width;
+ /* fall through */
+ case EastGravity:
+ srcy += child->core.height / 2;
+ break;
+
+ case NorthGravity:
+ srcy += child->core.height + child->core.border_width;
+ /* fall through */
+ case SouthGravity:
+ srcx += child->core.width / 2;
+ break;
+ }
+
+ for (j = 0; j < tc->tree.n_children; j++) {
+ Widget k = tc->tree.children[j];
+ GC gc = (tc->tree.gc ? tc->tree.gc : tw->tree.gc);
+
+ switch (tw->tree.gravity) {
+ case WestGravity:
+ /*
+ * right center to left center
+ */
+ XDrawLine (dpy, w, gc, srcx, srcy,
+ (int) k->core.x,
+ (k->core.y + ((int) k->core.border_width) +
+ ((int) k->core.height) / 2));
+ break;
+
+ case NorthGravity:
+ /*
+ * bottom center to top center
+ */
+ XDrawLine (dpy, w, gc, srcx, srcy,
+ (k->core.x + ((int) k->core.border_width) +
+ ((int) k->core.width) / 2),
+ (int) k->core.y);
+ break;
+
+ case EastGravity:
+ /*
+ * left center to right center
+ */
+ XDrawLine (dpy, w, gc, srcx, srcy,
+ (k->core.x +
+ (((int) k->core.border_width) << 1) +
+ (int) k->core.width),
+ (k->core.y + ((int) k->core.border_width) +
+ ((int) k->core.height) / 2));
+ break;
+
+ case SouthGravity:
+ /*
+ * top center to bottom center
+ */
+ XDrawLine (dpy, w, gc, srcx, srcy,
+ (k->core.x + ((int) k->core.border_width) +
+ ((int) k->core.width) / 2),
+ (k->core.y +
+ (((int) k->core.border_width) << 1) +
+ (int) k->core.height));
+ break;
+ }
+ }
+ }
+ }
+ }
+}
+
+static XtGeometryResult
+XawTreeQueryGeometry(Widget w, XtWidgetGeometry *intended,
+ XtWidgetGeometry *preferred)
+{
+ TreeWidget tw = (TreeWidget) w;
+
+ preferred->request_mode = (CWWidth | CWHeight);
+ preferred->width = tw->tree.maxwidth;
+ preferred->height = tw->tree.maxheight;
+
+ if (((intended->request_mode & (CWWidth | CWHeight)) ==
+ (CWWidth | CWHeight)) &&
+ intended->width == preferred->width &&
+ intended->height == preferred->height)
+ return XtGeometryYes;
+ else if (preferred->width == w->core.width &&
+ preferred->height == w->core.height)
+ return XtGeometryNo;
+ else
+ return XtGeometryAlmost;
+}
+
+
+/*****************************************************************************
+ * *
+ * tree layout algorithm *
+ * *
+ * Each node in the tree is "shrink-wrapped" with a minimal bounding *
+ * rectangle, laid next to its siblings (with a small about of padding in *
+ * between) and then wrapped with their parent. Parents are centered about *
+ * their children (or vice versa if the parent is larger than the children). *
+ * *
+ *****************************************************************************/
+
+static void
+compute_bounding_box_subtree(TreeWidget tree, Widget w, int depth)
+{
+ TreeConstraints tc = TREE_CONSTRAINT(w); /* info attached to all kids */
+ int i;
+ Bool horiz = IsHorizontal (tree);
+ Dimension newwidth, newheight;
+ Dimension bw2 = w->core.border_width * 2;
+
+ /*
+ * Set the max-size per level.
+ */
+ if (depth >= tree->tree.n_largest) {
+ initialize_dimensions (&tree->tree.largest,
+ &tree->tree.n_largest, depth + 1);
+ }
+ newwidth = ((horiz ? w->core.width : w->core.height) + bw2);
+ if (tree->tree.largest[depth] < newwidth)
+ tree->tree.largest[depth] = newwidth;
+
+
+ /*
+ * initialize
+ */
+ tc->tree.bbwidth = w->core.width + bw2;
+ tc->tree.bbheight = w->core.height + bw2;
+
+ if (tc->tree.n_children == 0) return;
+
+ /*
+ * Figure the size of the opposite dimension (vertical if tree is
+ * horizontal, else vice versa). The other dimension will be set
+ * in the second pass once we know the maximum dimensions.
+ */
+ newwidth = 0;
+ newheight = 0;
+ for (i = 0; i < tc->tree.n_children; i++) {
+ Widget child = tc->tree.children[i];
+ TreeConstraints cc = TREE_CONSTRAINT(child);
+
+ compute_bounding_box_subtree (tree, child, depth + 1);
+
+ if (horiz) {
+ if (newwidth < cc->tree.bbwidth) newwidth = cc->tree.bbwidth;
+ newheight += tree->tree.vpad + cc->tree.bbheight;
+ } else {
+ if (newheight < cc->tree.bbheight) newheight = cc->tree.bbheight;
+ newwidth += tree->tree.hpad + cc->tree.bbwidth;
+ }
+ }
+
+
+ tc->tree.bbsubwidth = newwidth;
+ tc->tree.bbsubheight = newheight;
+
+ /*
+ * Now fit parent onto side (or top) of bounding box and correct for
+ * extra padding. Be careful of unsigned arithmetic.
+ */
+ if (horiz) {
+ tc->tree.bbwidth += tree->tree.hpad + newwidth;
+ newheight -= tree->tree.vpad;
+ if (newheight > tc->tree.bbheight) tc->tree.bbheight = newheight;
+ } else {
+ tc->tree.bbheight += tree->tree.vpad + newheight;
+ newwidth -= tree->tree.hpad;
+ if (newwidth > tc->tree.bbwidth) tc->tree.bbwidth = newwidth;
+ }
+}
+
+
+static void
+set_positions(TreeWidget tw, Widget w, int level)
+{
+ int i;
+
+ if (w) {
+ TreeConstraints tc = TREE_CONSTRAINT(w);
+
+ if (level > 0) {
+ /*
+ * mirror if necessary
+ */
+ switch (tw->tree.gravity) {
+ case EastGravity:
+ tc->tree.x = (((Position) tw->tree.maxwidth) -
+ ((Position) w->core.width) - tc->tree.x);
+ break;
+
+ case SouthGravity:
+ tc->tree.y = (((Position) tw->tree.maxheight) -
+ ((Position) w->core.height) - tc->tree.y);
+ break;
+ }
+
+ /*
+ * Move the widget into position.
+ */
+ XtMoveWidget (w, tc->tree.x, tc->tree.y);
+ }
+
+ /*
+ * Set the positions of all children.
+ */
+ for (i = 0; i < tc->tree.n_children; i++)
+ set_positions (tw, tc->tree.children[i], level + 1);
+ }
+}
+
+
+static void
+arrange_subtree(TreeWidget tree, Widget w, int depth, int x, int y)
+{
+ TreeConstraints tc = TREE_CONSTRAINT(w); /* info attached to all kids */
+ TreeConstraints firstcc, lastcc;
+ int i;
+ int newx, newy;
+ Bool horiz = IsHorizontal (tree);
+ Widget child = NULL;
+ Dimension tmp;
+ Dimension bw2 = w->core.border_width * 2;
+ Bool relayout = True;
+
+
+ /*
+ * If no children, then just lay out where requested.
+ */
+ tc->tree.x = x;
+ tc->tree.y = y;
+
+ if (horiz) {
+ int myh = (w->core.height + bw2);
+
+ if (myh > (int)tc->tree.bbsubheight) {
+ y += (myh - (int)tc->tree.bbsubheight) / 2;
+ relayout = False;
+ }
+ } else {
+ int myw = (w->core.width + bw2);
+
+ if (myw > (int)tc->tree.bbsubwidth) {
+ x += (myw - (int)tc->tree.bbsubwidth) / 2;
+ relayout = False;
+ }
+ }
+
+ if ((tmp = ((Dimension) x) + tc->tree.bbwidth) > tree->tree.maxwidth)
+ tree->tree.maxwidth = tmp;
+ if ((tmp = ((Dimension) y) + tc->tree.bbheight) > tree->tree.maxheight)
+ tree->tree.maxheight = tmp;
+
+ if (tc->tree.n_children == 0) return;
+
+
+ /*
+ * Have children, so walk down tree laying out children, then laying
+ * out parents.
+ */
+ if (horiz) {
+ newx = x + tree->tree.largest[depth];
+ if (depth > 0) newx += tree->tree.hpad;
+ newy = y;
+ } else {
+ newx = x;
+ newy = y + tree->tree.largest[depth];
+ if (depth > 0) newy += tree->tree.vpad;
+ }
+
+ for (i = 0; i < tc->tree.n_children; i++) {
+ TreeConstraints cc;
+
+ child = tc->tree.children[i]; /* last value is used outside loop */
+ cc = TREE_CONSTRAINT(child);
+
+ arrange_subtree (tree, child, depth + 1, newx, newy);
+ if (horiz) {
+ newy += tree->tree.vpad + cc->tree.bbheight;
+ } else {
+ newx += tree->tree.hpad + cc->tree.bbwidth;
+ }
+ }
+
+ /*
+ * now layout parent between first and last children
+ */
+ if (relayout) {
+ Position adjusted;
+ firstcc = TREE_CONSTRAINT (tc->tree.children[0]);
+ lastcc = TREE_CONSTRAINT (child);
+
+ /* Adjustments are disallowed if they result in a position above
+ * or to the left of the originally requested position, because
+ * this could collide with the position of the previous sibling.
+ */
+ if (horiz) {
+ tc->tree.x = x;
+ adjusted = firstcc->tree.y +
+ ((lastcc->tree.y + (Position) child->core.height +
+ (Position) child->core.border_width * 2 -
+ firstcc->tree.y - (Position) w->core.height -
+ (Position) w->core.border_width * 2 + 1) / 2);
+ if (adjusted > tc->tree.y) tc->tree.y = adjusted;
+ } else {
+ adjusted = firstcc->tree.x +
+ ((lastcc->tree.x + (Position) child->core.width +
+ (Position) child->core.border_width * 2 -
+ firstcc->tree.x - (Position) w->core.width -
+ (Position) w->core.border_width * 2 + 1) / 2);
+ if (adjusted > tc->tree.x) tc->tree.x = adjusted;
+ tc->tree.y = y;
+ }
+ }
+}
+
+static void
+set_tree_size(TreeWidget tw, Bool insetvalues,
+ unsigned int width, unsigned int height)
+{
+ if (insetvalues) {
+ tw->core.width = width;
+ tw->core.height = height;
+ } else {
+ Dimension replyWidth = 0, replyHeight = 0;
+ XtGeometryResult result = XtMakeResizeRequest ((Widget) tw,
+ width, height,
+ &replyWidth,
+ &replyHeight);
+ /*
+ * Accept any compromise.
+ */
+ if (result == XtGeometryAlmost)
+ XtMakeResizeRequest ((Widget) tw, replyWidth, replyHeight,
+ (Dimension *) NULL, (Dimension *) NULL);
+ }
+ return;
+}
+
+static void
+layout_tree(TreeWidget tw, Bool insetvalues)
+{
+ int i;
+ Dimension *dp;
+
+ /*
+ * Do a depth-first search computing the width and height of the bounding
+ * box for the tree at that position (and below). Then, walk again using
+ * this information to layout the children at each level.
+ */
+
+ if (tw->tree.tree_root == NULL)
+ return;
+
+ tw->tree.maxwidth = tw->tree.maxheight = 0;
+ for (i = 0, dp = tw->tree.largest; i < tw->tree.n_largest; i++, dp++)
+ *dp = 0;
+ initialize_dimensions (&tw->tree.largest, &tw->tree.n_largest,
+ tw->tree.n_largest);
+ compute_bounding_box_subtree (tw, tw->tree.tree_root, 0);
+
+ /*
+ * Second pass to do final layout. Each child's bounding box is stacked
+ * on top of (if horizontal, else next to) on top of its siblings. The
+ * parent is centered between the first and last children.
+ */
+ arrange_subtree (tw, tw->tree.tree_root, 0, 0, 0);
+
+ /*
+ * Move each widget into place.
+ */
+ set_tree_size (tw, insetvalues, tw->tree.maxwidth, tw->tree.maxheight);
+ set_positions (tw, tw->tree.tree_root, 0);
+
+ /*
+ * And redisplay.
+ */
+ if (XtIsRealized ((Widget) tw)) {
+ XClearArea (XtDisplay(tw), XtWindow((Widget)tw), 0, 0, 0, 0, True);
+ }
+}
+
+
+
+/*****************************************************************************
+ * *
+ * Public Routines *
+ * *
+ *****************************************************************************/
+
+void
+XawTreeForceLayout(Widget tree)
+{
+ layout_tree ((TreeWidget) tree, FALSE);
+}
+
diff --git a/libXaw/src/Vendor.c b/libXaw/src/Vendor.c
index 88398906f..c73d17fe7 100644
--- a/libXaw/src/Vendor.c
+++ b/libXaw/src/Vendor.c
@@ -1,524 +1,524 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-/*
- * This is a copy of Xt/Vendor.c with an additional ClassInitialize
- * procedure to register Xmu resource type converters, and all the
- * monkey business associated with input methods...
- *
- */
-
-/* Make sure all wm properties can make it out of the resource manager */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/ShellP.h>
-#include <X11/VendorP.h>
-#include <X11/Xmu/Converters.h>
-#include <X11/Xmu/Atoms.h>
-#include <X11/Xmu/Editres.h>
-#include <X11/Xmu/ExtAgent.h>
-
-/* The following two headers are for the input method. */
-
-#include <X11/Xaw/VendorEP.h>
-#include <X11/Xaw/XawImP.h>
-
-/*
- * Class Methods
- */
-static void XawVendorShellChangeManaged(Widget);
-static Boolean XawCvtCompoundTextToString(Display*, XrmValuePtr, Cardinal*,
- XrmValue*, XrmValue*, XtPointer*);
-static void XawVendorShellClassInitialize(void);
-static XtGeometryResult XawVendorShellGeometryManager(Widget,
- XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawVendorShellExtClassInitialize(void);
-static void XawVendorShellExtDestroy(Widget);
-static void XawVendorShellExtInitialize(Widget, Widget, ArgList, Cardinal*);
-void XawVendorShellExtResize(Widget);
-static Boolean XawVendorShellExtSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-static void XawVendorShellClassPartInit(WidgetClass);
-static void XawVendorShellInitialize(Widget, Widget, ArgList, Cardinal*);
-static void XawVendorShellRealize(Widget, Mask*, XSetWindowAttributes*);
-static Boolean XawVendorShellSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * External
- */
-void XawVendorStructureNotifyHandler(Widget, XtPointer, XEvent*, Boolean*);
-
-static XtResource resources[] = {
- {XtNinput, XtCInput, XtRBool, sizeof(Bool),
- XtOffsetOf(VendorShellRec, wm.wm_hints.input),
- XtRImmediate, (XtPointer)True}
-};
-
-/***************************************************************************
- *
- * Vendor shell class record
- *
- ***************************************************************************/
-
-#if defined(__UNIXOS2__) || defined(__CYGWIN__) || defined(__MINGW32__)
-/* to fix the EditRes problem because of wrong linker semantics */
-extern WidgetClass vendorShellWidgetClass; /* from Xt/Vendor.c */
-extern VendorShellClassRec _XawVendorShellClassRec;
-extern void _XawFixupVendorShell();
-
-#if defined(__UNIXOS2__)
-unsigned long _DLL_InitTerm(unsigned long mod,unsigned long flag)
-{
- switch (flag) {
- case 0: /*called on init*/
- _CRT_init();
- vendorShellWidgetClass = (WidgetClass)(&_XawVendorShellClassRec);
- _XawFixupVendorShell();
- return 1;
- case 1: /*called on exit*/
- return 1;
- default:
- return 0;
- }
-}
-#endif
-
-#if defined(__CYGWIN__) || defined(__MINGW32__) && !defined(_MSC_VER)
-int __stdcall
-DllMain(unsigned long mod_handle, unsigned long flag, void *routine)
-{
- switch (flag)
- {
- case 1: /* DLL_PROCESS_ATTACH - process attach */
- vendorShellWidgetClass = (WidgetClass)(&_XawVendorShellClassRec);
- _XawFixupVendorShell();
- break;
- case 0: /* DLL_PROCESS_DETACH - process detach */
- break;
- }
- return 1;
-}
-#endif
-
-#define vendorShellClassRec _XawVendorShellClassRec
-
-#endif
-
-static CompositeClassExtensionRec vendorCompositeExt = {
- /* next_extension */ NULL,
- /* record_type */ NULLQUARK,
- /* version */ XtCompositeExtensionVersion,
- /* record_size */ sizeof (CompositeClassExtensionRec),
- /* accepts_objects */ TRUE,
- /* allows_change_managed_set */ FALSE
-};
-
-#define SuperClass (&wmShellClassRec)
-externaldef(vendorshellclassrec) VendorShellClassRec vendorShellClassRec = {
- {
- /* superclass */ (WidgetClass)SuperClass,
- /* class_name */ "VendorShell",
- /* size */ sizeof(VendorShellRec),
- /* class_initialize */ XawVendorShellClassInitialize,
- /* class_part_init */ XawVendorShellClassPartInit,
- /* Class init'ed ? */ FALSE,
- /* initialize */ XawVendorShellInitialize,
- /* initialize_hook */ NULL,
- /* realize */ XawVendorShellRealize,
- /* actions */ NULL,
- /* num_actions */ 0,
- /* resources */ resources,
- /* resource_count */ XtNumber(resources),
- /* xrm_class */ NULLQUARK,
- /* compress_motion */ FALSE,
- /* compress_exposure */ TRUE,
- /* compress_enterleave*/ FALSE,
- /* visible_interest */ FALSE,
- /* destroy */ NULL,
- /* resize */ XawVendorShellExtResize,
- /* expose */ NULL,
- /* set_values */ XawVendorShellSetValues,
- /* set_values_hook */ NULL,
- /* set_values_almost */ XtInheritSetValuesAlmost,
- /* get_values_hook */ NULL,
- /* accept_focus */ NULL,
- /* intrinsics version */ XtVersion,
- /* callback offsets */ NULL,
- /* tm_table */ NULL,
- /* query_geometry */ NULL,
- /* display_accelerator*/ NULL,
- /* extension */ NULL
- },{
- /* geometry_manager */ XawVendorShellGeometryManager,
- /* change_managed */ XawVendorShellChangeManaged,
- /* insert_child */ XtInheritInsertChild,
- /* delete_child */ XtInheritDeleteChild,
- /* extension */ (XtPointer) &vendorCompositeExt
- },{
- /* extension */ NULL
- },{
- /* extension */ NULL
- },{
- /* extension */ NULL
- }
-};
-
-#ifndef __UNIXOS2__
-externaldef(vendorshellwidgetclass) WidgetClass vendorShellWidgetClass =
- (WidgetClass) (&vendorShellClassRec);
-#endif
-
-/***************************************************************************
- *
- * The following section is for the Vendor shell Extension class record
- *
- ***************************************************************************/
-
-static XtResource ext_resources[] = {
- {XtNinputMethod, XtCInputMethod, XtRString, sizeof(String),
- XtOffsetOf(XawVendorShellExtRec, vendor_ext.im.input_method),
- XtRString, (XtPointer)NULL},
- {XtNpreeditType, XtCPreeditType, XtRString, sizeof(String),
- XtOffsetOf(XawVendorShellExtRec, vendor_ext.im.preedit_type),
- XtRString, (XtPointer)"OverTheSpot,OffTheSpot,Root"},
- {XtNopenIm, XtCOpenIm, XtRBoolean, sizeof(Boolean),
- XtOffsetOf(XawVendorShellExtRec, vendor_ext.im.open_im),
- XtRImmediate, (XtPointer)TRUE},
- {XtNsharedIc, XtCSharedIc, XtRBoolean, sizeof(Boolean),
- XtOffsetOf(XawVendorShellExtRec, vendor_ext.ic.shared_ic),
- XtRImmediate, (XtPointer)FALSE}
-};
-
-externaldef(vendorshellextclassrec) XawVendorShellExtClassRec
- xawvendorShellExtClassRec = {
- {
- /* superclass */ (WidgetClass)&objectClassRec,
- /* class_name */ "VendorShellExt",
- /* size */ sizeof(XawVendorShellExtRec),
- /* class_initialize */ XawVendorShellExtClassInitialize,
- /* class_part_initialize*/ NULL,
- /* Class init'ed ? */ FALSE,
- /* initialize */ XawVendorShellExtInitialize,
- /* initialize_hook */ NULL,
- /* pad */ NULL,
- /* pad */ NULL,
- /* pad */ 0,
- /* resources */ ext_resources,
- /* resource_count */ XtNumber(ext_resources),
- /* xrm_class */ NULLQUARK,
- /* pad */ FALSE,
- /* pad */ FALSE,
- /* pad */ FALSE,
- /* pad */ FALSE,
- /* destroy */ XawVendorShellExtDestroy,
- /* pad */ NULL,
- /* pad */ NULL,
- /* set_values */ XawVendorShellExtSetValues,
- /* set_values_hook */ NULL,
- /* pad */ NULL,
- /* get_values_hook */ NULL,
- /* pad */ NULL,
- /* version */ XtVersion,
- /* callback_offsets */ NULL,
- /* pad */ NULL,
- /* pad */ NULL,
- /* pad */ NULL,
- /* extension */ NULL
- },{
- /* extension */ NULL
- }
-};
-
-externaldef(xawvendorshellwidgetclass) WidgetClass
- xawvendorShellExtWidgetClass = (WidgetClass) (&xawvendorShellExtClassRec);
-
-
-/*ARGSUSED*/
-static Boolean
-XawCvtCompoundTextToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
- XrmValue *fromVal, XrmValue *toVal,
- XtPointer *cvt_data)
-{
- XTextProperty prop;
- char **list;
- int count;
- static char *mbs = NULL;
- int len;
-
- prop.value = (unsigned char *)fromVal->addr;
- prop.encoding = XA_COMPOUND_TEXT(dpy);
- prop.format = 8;
- prop.nitems = fromVal->size;
-
- if(XmbTextPropertyToTextList(dpy, &prop, &list, &count) < Success) {
- XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
- "converter", "XmbTextPropertyToTextList", "XawError",
- "conversion from CT to MB failed.", NULL, NULL);
- return False;
- }
- len = strlen(*list);
- toVal->size = len;
- mbs = XtRealloc(mbs, len + 1); /* keep buffer because no one call free :( */
- strcpy(mbs, *list);
- XFreeStringList(list);
- toVal->addr = (XtPointer)mbs;
- return True;
-}
-
-static void
-XawVendorShellClassInitialize(void)
-{
- static XtConvertArgRec screenConvertArg[] = {
- {XtWidgetBaseOffset, (XtPointer) XtOffsetOf(WidgetRec, core.screen),
- sizeof(Screen *)}
- };
-
- XtAddConverter(XtRString, XtRCursor, XmuCvtStringToCursor,
- screenConvertArg, XtNumber(screenConvertArg));
-
- XtAddConverter(XtRString, XtRBitmap, XmuCvtStringToBitmap,
- screenConvertArg, XtNumber(screenConvertArg));
-
- XtSetTypeConverter("CompoundText", XtRString, XawCvtCompoundTextToString,
- NULL, 0, XtCacheNone, NULL);
-}
-
-static void
-XawVendorShellClassPartInit(WidgetClass cclass)
-{
- CompositeClassExtension ext;
- VendorShellWidgetClass vsclass = (VendorShellWidgetClass)cclass;
-
- if ((ext = (CompositeClassExtension)
- XtGetClassExtension (cclass,
- XtOffsetOf(CompositeClassRec,
- composite_class.extension),
- NULLQUARK, 1L, (Cardinal) 0)) == NULL) {
- ext = (CompositeClassExtension) XtNew (CompositeClassExtensionRec);
- if (ext != NULL) {
- ext->next_extension = vsclass->composite_class.extension;
- ext->record_type = NULLQUARK;
- ext->version = XtCompositeExtensionVersion;
- ext->record_size = sizeof (CompositeClassExtensionRec);
- ext->accepts_objects = TRUE;
- ext->allows_change_managed_set = FALSE;
- vsclass->composite_class.extension = (XtPointer) ext;
- }
- }
-}
-
-#if defined(__osf__) || defined(__UNIXOS2__) || defined(__CYGWIN__) || defined(__MINGW32__)
-/* stupid OSF/1 shared libraries have the wrong semantics */
-/* symbols do not get resolved external to the shared library */
-void _XawFixupVendorShell()
-{
- transientShellWidgetClass->core_class.superclass =
- (WidgetClass) &vendorShellClassRec;
- topLevelShellWidgetClass->core_class.superclass =
- (WidgetClass) &vendorShellClassRec;
-}
-#endif
-
-/* ARGSUSED */
-static void
-XawVendorShellInitialize(Widget req, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- XtAddEventHandler(cnew, (EventMask) 0, TRUE, _XEditResCheckMessages, NULL);
- XtAddEventHandler(cnew, (EventMask) 0, TRUE, XmuRegisterExternalAgent, NULL);
- XtCreateWidget("shellext", xawvendorShellExtWidgetClass,
- cnew, args, *num_args);
-}
-
-/* ARGSUSED */
-static Boolean
-XawVendorShellSetValues(Widget old, Widget ref, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- return FALSE;
-}
-
-static void
-XawVendorShellRealize(Widget wid, Mask *vmask, XSetWindowAttributes *attr)
-{
- WidgetClass super = wmShellWidgetClass;
-
- /* Make my superclass do all the dirty work */
-
- (*super->core_class.realize) (wid, vmask, attr);
- _XawImRealize(wid);
-}
-
-
-static void
-XawVendorShellExtClassInitialize(void)
-{
-}
-
-/* ARGSUSED */
-static void
-XawVendorShellExtInitialize(Widget req, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- _XawImInitialize(cnew->core.parent, cnew);
-}
-
-/* ARGSUSED */
-static void
-XawVendorShellExtDestroy(Widget w)
-{
- _XawImDestroy( w->core.parent, w );
-}
-
-/* ARGSUSED */
-static Boolean
-XawVendorShellExtSetValues(Widget old, Widget ref, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- return FALSE;
-}
-
-void
-XawVendorShellExtResize(Widget w)
-{
- ShellWidget sw = (ShellWidget) w;
- Widget childwid;
- Cardinal i;
- int core_height;
-
- _XawImResizeVendorShell( w );
- core_height = _XawImGetShellHeight( w );
- for( i = 0; i < sw->composite.num_children; i++ ) {
- if( XtIsManaged( sw->composite.children[ i ] ) ) {
- childwid = sw->composite.children[ i ];
- XtResizeWidget( childwid, sw->core.width, core_height,
- childwid->core.border_width );
- }
- }
-}
-
-/*ARGSUSED*/
-void
-XawVendorStructureNotifyHandler(Widget w, XtPointer closure, XEvent *event,
- Boolean *continue_to_dispatch)
-{
- XawVendorShellExtResize(w);
-}
-
-/*ARGSUSED*/
-static XtGeometryResult
-XawVendorShellGeometryManager(Widget wid, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
- ShellWidget shell = (ShellWidget)(wid->core.parent);
- XtWidgetGeometry my_request;
-
- if(shell->shell.allow_shell_resize == FALSE && XtIsRealized(wid))
- return(XtGeometryNo);
-
- if (request->request_mode & (CWX | CWY))
- return(XtGeometryNo);
-
- /* %%% worry about XtCWQueryOnly */
- my_request.request_mode = 0;
- if (request->request_mode & CWWidth) {
- my_request.width = request->width;
- my_request.request_mode |= CWWidth;
- }
- if (request->request_mode & CWHeight) {
- my_request.height = request->height
- + _XawImGetImAreaHeight( wid );
- my_request.request_mode |= CWHeight;
- }
- if (request->request_mode & CWBorderWidth) {
- my_request.border_width = request->border_width;
- my_request.request_mode |= CWBorderWidth;
- }
- if (XtMakeGeometryRequest((Widget)shell, &my_request, NULL)
- == XtGeometryYes) {
- /* assert: if (request->request_mode & CWWidth) then
- * shell->core.width == request->width
- * assert: if (request->request_mode & CWHeight) then
- * shell->core.height == request->height
- *
- * so, whatever the WM sized us to (if the Shell requested
- * only one of the two) is now the correct child size
- */
-
- wid->core.width = shell->core.width;
- wid->core.height = shell->core.height;
- if (request->request_mode & CWBorderWidth) {
- wid->core.x = wid->core.y = -request->border_width;
- }
- _XawImCallVendorShellExtResize(wid);
- return XtGeometryYes;
- } else return XtGeometryNo;
-}
-
-static void
-XawVendorShellChangeManaged(Widget wid)
-{
- ShellWidget w = (ShellWidget) wid;
- Widget* childP;
- int i;
-
- (*SuperClass->composite_class.change_managed)(wid);
- for (i = w->composite.num_children, childP = w->composite.children;
- i; i--, childP++) {
- if (XtIsManaged(*childP)) {
- XtSetKeyboardFocus(wid, *childP);
- break;
- }
- }
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+/*
+ * This is a copy of Xt/Vendor.c with an additional ClassInitialize
+ * procedure to register Xmu resource type converters, and all the
+ * monkey business associated with input methods...
+ *
+ */
+
+/* Make sure all wm properties can make it out of the resource manager */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/ShellP.h>
+#include <X11/VendorP.h>
+#include <X11/Xmu/Converters.h>
+#include <X11/Xmu/Atoms.h>
+#include <X11/Xmu/Editres.h>
+#include <X11/Xmu/ExtAgent.h>
+
+/* The following two headers are for the input method. */
+
+#include <X11/Xaw/VendorEP.h>
+#include <X11/Xaw/XawImP.h>
+
+/*
+ * Class Methods
+ */
+static void XawVendorShellChangeManaged(Widget);
+static Boolean XawCvtCompoundTextToString(Display*, XrmValuePtr, Cardinal*,
+ XrmValue*, XrmValue*, XtPointer*);
+static void XawVendorShellClassInitialize(void);
+static XtGeometryResult XawVendorShellGeometryManager(Widget,
+ XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawVendorShellExtClassInitialize(void);
+static void XawVendorShellExtDestroy(Widget);
+static void XawVendorShellExtInitialize(Widget, Widget, ArgList, Cardinal*);
+void XawVendorShellExtResize(Widget);
+static Boolean XawVendorShellExtSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+static void XawVendorShellClassPartInit(WidgetClass);
+static void XawVendorShellInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawVendorShellRealize(Widget, Mask*, XSetWindowAttributes*);
+static Boolean XawVendorShellSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * External
+ */
+void XawVendorStructureNotifyHandler(Widget, XtPointer, XEvent*, Boolean*);
+
+static XtResource resources[] = {
+ {XtNinput, XtCInput, XtRBool, sizeof(Bool),
+ XtOffsetOf(VendorShellRec, wm.wm_hints.input),
+ XtRImmediate, (XtPointer)True}
+};
+
+/***************************************************************************
+ *
+ * Vendor shell class record
+ *
+ ***************************************************************************/
+
+#if defined(__UNIXOS2__) || defined(__CYGWIN__) || defined(__MINGW32__)
+/* to fix the EditRes problem because of wrong linker semantics */
+extern WidgetClass vendorShellWidgetClass; /* from Xt/Vendor.c */
+extern VendorShellClassRec _XawVendorShellClassRec;
+extern void _XawFixupVendorShell();
+
+#if defined(__UNIXOS2__)
+unsigned long _DLL_InitTerm(unsigned long mod,unsigned long flag)
+{
+ switch (flag) {
+ case 0: /*called on init*/
+ _CRT_init();
+ vendorShellWidgetClass = (WidgetClass)(&_XawVendorShellClassRec);
+ _XawFixupVendorShell();
+ return 1;
+ case 1: /*called on exit*/
+ return 1;
+ default:
+ return 0;
+ }
+}
+#endif
+
+#if defined(__CYGWIN__) || defined(__MINGW32__) && !defined(_MSC_VER)
+int __stdcall
+DllMain(unsigned long mod_handle, unsigned long flag, void *routine)
+{
+ switch (flag)
+ {
+ case 1: /* DLL_PROCESS_ATTACH - process attach */
+ vendorShellWidgetClass = (WidgetClass)(&_XawVendorShellClassRec);
+ _XawFixupVendorShell();
+ break;
+ case 0: /* DLL_PROCESS_DETACH - process detach */
+ break;
+ }
+ return 1;
+}
+#endif
+
+#define vendorShellClassRec _XawVendorShellClassRec
+
+#endif
+
+static CompositeClassExtensionRec vendorCompositeExt = {
+ /* next_extension */ NULL,
+ /* record_type */ NULLQUARK,
+ /* version */ XtCompositeExtensionVersion,
+ /* record_size */ sizeof (CompositeClassExtensionRec),
+ /* accepts_objects */ TRUE,
+ /* allows_change_managed_set */ FALSE
+};
+
+#define SuperClass (&wmShellClassRec)
+externaldef(vendorshellclassrec) VendorShellClassRec vendorShellClassRec = {
+ {
+ /* superclass */ (WidgetClass)SuperClass,
+ /* class_name */ "VendorShell",
+ /* size */ sizeof(VendorShellRec),
+ /* class_initialize */ XawVendorShellClassInitialize,
+ /* class_part_init */ XawVendorShellClassPartInit,
+ /* Class init'ed ? */ FALSE,
+ /* initialize */ XawVendorShellInitialize,
+ /* initialize_hook */ NULL,
+ /* realize */ XawVendorShellRealize,
+ /* actions */ NULL,
+ /* num_actions */ 0,
+ /* resources */ resources,
+ /* resource_count */ XtNumber(resources),
+ /* xrm_class */ NULLQUARK,
+ /* compress_motion */ FALSE,
+ /* compress_exposure */ TRUE,
+ /* compress_enterleave*/ FALSE,
+ /* visible_interest */ FALSE,
+ /* destroy */ NULL,
+ /* resize */ XawVendorShellExtResize,
+ /* expose */ NULL,
+ /* set_values */ XawVendorShellSetValues,
+ /* set_values_hook */ NULL,
+ /* set_values_almost */ XtInheritSetValuesAlmost,
+ /* get_values_hook */ NULL,
+ /* accept_focus */ NULL,
+ /* intrinsics version */ XtVersion,
+ /* callback offsets */ NULL,
+ /* tm_table */ NULL,
+ /* query_geometry */ NULL,
+ /* display_accelerator*/ NULL,
+ /* extension */ NULL
+ },{
+ /* geometry_manager */ XawVendorShellGeometryManager,
+ /* change_managed */ XawVendorShellChangeManaged,
+ /* insert_child */ XtInheritInsertChild,
+ /* delete_child */ XtInheritDeleteChild,
+ /* extension */ (XtPointer) &vendorCompositeExt
+ },{
+ /* extension */ NULL
+ },{
+ /* extension */ NULL
+ },{
+ /* extension */ NULL
+ }
+};
+
+#ifndef __UNIXOS2__
+externaldef(vendorshellwidgetclass) WidgetClass vendorShellWidgetClass =
+ (WidgetClass) (&vendorShellClassRec);
+#endif
+
+/***************************************************************************
+ *
+ * The following section is for the Vendor shell Extension class record
+ *
+ ***************************************************************************/
+
+static XtResource ext_resources[] = {
+ {XtNinputMethod, XtCInputMethod, XtRString, sizeof(String),
+ XtOffsetOf(XawVendorShellExtRec, vendor_ext.im.input_method),
+ XtRString, (XtPointer)NULL},
+ {XtNpreeditType, XtCPreeditType, XtRString, sizeof(String),
+ XtOffsetOf(XawVendorShellExtRec, vendor_ext.im.preedit_type),
+ XtRString, (XtPointer)"OverTheSpot,OffTheSpot,Root"},
+ {XtNopenIm, XtCOpenIm, XtRBoolean, sizeof(Boolean),
+ XtOffsetOf(XawVendorShellExtRec, vendor_ext.im.open_im),
+ XtRImmediate, (XtPointer)TRUE},
+ {XtNsharedIc, XtCSharedIc, XtRBoolean, sizeof(Boolean),
+ XtOffsetOf(XawVendorShellExtRec, vendor_ext.ic.shared_ic),
+ XtRImmediate, (XtPointer)FALSE}
+};
+
+externaldef(vendorshellextclassrec) XawVendorShellExtClassRec
+ xawvendorShellExtClassRec = {
+ {
+ /* superclass */ (WidgetClass)&objectClassRec,
+ /* class_name */ "VendorShellExt",
+ /* size */ sizeof(XawVendorShellExtRec),
+ /* class_initialize */ XawVendorShellExtClassInitialize,
+ /* class_part_initialize*/ NULL,
+ /* Class init'ed ? */ FALSE,
+ /* initialize */ XawVendorShellExtInitialize,
+ /* initialize_hook */ NULL,
+ /* pad */ NULL,
+ /* pad */ NULL,
+ /* pad */ 0,
+ /* resources */ ext_resources,
+ /* resource_count */ XtNumber(ext_resources),
+ /* xrm_class */ NULLQUARK,
+ /* pad */ FALSE,
+ /* pad */ FALSE,
+ /* pad */ FALSE,
+ /* pad */ FALSE,
+ /* destroy */ XawVendorShellExtDestroy,
+ /* pad */ NULL,
+ /* pad */ NULL,
+ /* set_values */ XawVendorShellExtSetValues,
+ /* set_values_hook */ NULL,
+ /* pad */ NULL,
+ /* get_values_hook */ NULL,
+ /* pad */ NULL,
+ /* version */ XtVersion,
+ /* callback_offsets */ NULL,
+ /* pad */ NULL,
+ /* pad */ NULL,
+ /* pad */ NULL,
+ /* extension */ NULL
+ },{
+ /* extension */ NULL
+ }
+};
+
+externaldef(xawvendorshellwidgetclass) WidgetClass
+ xawvendorShellExtWidgetClass = (WidgetClass) (&xawvendorShellExtClassRec);
+
+
+/*ARGSUSED*/
+static Boolean
+XawCvtCompoundTextToString(Display *dpy, XrmValuePtr args, Cardinal *num_args,
+ XrmValue *fromVal, XrmValue *toVal,
+ XtPointer *cvt_data)
+{
+ XTextProperty prop;
+ char **list;
+ int count;
+ static char *mbs = NULL;
+ int len;
+
+ prop.value = (unsigned char *)fromVal->addr;
+ prop.encoding = XA_COMPOUND_TEXT(dpy);
+ prop.format = 8;
+ prop.nitems = fromVal->size;
+
+ if(XmbTextPropertyToTextList(dpy, &prop, &list, &count) < Success) {
+ XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
+ "converter", "XmbTextPropertyToTextList", "XawError",
+ "conversion from CT to MB failed.", NULL, NULL);
+ return False;
+ }
+ len = strlen(*list);
+ toVal->size = len;
+ mbs = XtRealloc(mbs, len + 1); /* keep buffer because no one call free :( */
+ strcpy(mbs, *list);
+ XFreeStringList(list);
+ toVal->addr = (XtPointer)mbs;
+ return True;
+}
+
+static void
+XawVendorShellClassInitialize(void)
+{
+ static XtConvertArgRec screenConvertArg[] = {
+ {XtWidgetBaseOffset, (XtPointer) XtOffsetOf(WidgetRec, core.screen),
+ sizeof(Screen *)}
+ };
+
+ XtAddConverter(XtRString, XtRCursor, XmuCvtStringToCursor,
+ screenConvertArg, XtNumber(screenConvertArg));
+
+ XtAddConverter(XtRString, XtRBitmap, XmuCvtStringToBitmap,
+ screenConvertArg, XtNumber(screenConvertArg));
+
+ XtSetTypeConverter("CompoundText", XtRString, XawCvtCompoundTextToString,
+ NULL, 0, XtCacheNone, NULL);
+}
+
+static void
+XawVendorShellClassPartInit(WidgetClass cclass)
+{
+ CompositeClassExtension ext;
+ VendorShellWidgetClass vsclass = (VendorShellWidgetClass)cclass;
+
+ if ((ext = (CompositeClassExtension)
+ XtGetClassExtension (cclass,
+ XtOffsetOf(CompositeClassRec,
+ composite_class.extension),
+ NULLQUARK, 1L, (Cardinal) 0)) == NULL) {
+ ext = (CompositeClassExtension) XtNew (CompositeClassExtensionRec);
+ if (ext != NULL) {
+ ext->next_extension = vsclass->composite_class.extension;
+ ext->record_type = NULLQUARK;
+ ext->version = XtCompositeExtensionVersion;
+ ext->record_size = sizeof (CompositeClassExtensionRec);
+ ext->accepts_objects = TRUE;
+ ext->allows_change_managed_set = FALSE;
+ vsclass->composite_class.extension = (XtPointer) ext;
+ }
+ }
+}
+
+#if defined(__osf__) || defined(__UNIXOS2__) || defined(__CYGWIN__) || defined(__MINGW32__)
+/* stupid OSF/1 shared libraries have the wrong semantics */
+/* symbols do not get resolved external to the shared library */
+void _XawFixupVendorShell()
+{
+ transientShellWidgetClass->core_class.superclass =
+ (WidgetClass) &vendorShellClassRec;
+ topLevelShellWidgetClass->core_class.superclass =
+ (WidgetClass) &vendorShellClassRec;
+}
+#endif
+
+/* ARGSUSED */
+static void
+XawVendorShellInitialize(Widget req, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ XtAddEventHandler(cnew, (EventMask) 0, TRUE, _XEditResCheckMessages, NULL);
+ XtAddEventHandler(cnew, (EventMask) 0, TRUE, XmuRegisterExternalAgent, NULL);
+ XtCreateWidget("shellext", xawvendorShellExtWidgetClass,
+ cnew, args, *num_args);
+}
+
+/* ARGSUSED */
+static Boolean
+XawVendorShellSetValues(Widget old, Widget ref, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ return FALSE;
+}
+
+static void
+XawVendorShellRealize(Widget wid, Mask *vmask, XSetWindowAttributes *attr)
+{
+ WidgetClass super = wmShellWidgetClass;
+
+ /* Make my superclass do all the dirty work */
+
+ (*super->core_class.realize) (wid, vmask, attr);
+ _XawImRealize(wid);
+}
+
+
+static void
+XawVendorShellExtClassInitialize(void)
+{
+}
+
+/* ARGSUSED */
+static void
+XawVendorShellExtInitialize(Widget req, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ _XawImInitialize(cnew->core.parent, cnew);
+}
+
+/* ARGSUSED */
+static void
+XawVendorShellExtDestroy(Widget w)
+{
+ _XawImDestroy( w->core.parent, w );
+}
+
+/* ARGSUSED */
+static Boolean
+XawVendorShellExtSetValues(Widget old, Widget ref, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ return FALSE;
+}
+
+void
+XawVendorShellExtResize(Widget w)
+{
+ ShellWidget sw = (ShellWidget) w;
+ Widget childwid;
+ Cardinal i;
+ int core_height;
+
+ _XawImResizeVendorShell( w );
+ core_height = _XawImGetShellHeight( w );
+ for( i = 0; i < sw->composite.num_children; i++ ) {
+ if( XtIsManaged( sw->composite.children[ i ] ) ) {
+ childwid = sw->composite.children[ i ];
+ XtResizeWidget( childwid, sw->core.width, core_height,
+ childwid->core.border_width );
+ }
+ }
+}
+
+/*ARGSUSED*/
+void
+XawVendorStructureNotifyHandler(Widget w, XtPointer closure, XEvent *event,
+ Boolean *continue_to_dispatch)
+{
+ XawVendorShellExtResize(w);
+}
+
+/*ARGSUSED*/
+static XtGeometryResult
+XawVendorShellGeometryManager(Widget wid, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ ShellWidget shell = (ShellWidget)(wid->core.parent);
+ XtWidgetGeometry my_request;
+
+ if(shell->shell.allow_shell_resize == FALSE && XtIsRealized(wid))
+ return(XtGeometryNo);
+
+ if (request->request_mode & (CWX | CWY))
+ return(XtGeometryNo);
+
+ /* %%% worry about XtCWQueryOnly */
+ my_request.request_mode = 0;
+ if (request->request_mode & CWWidth) {
+ my_request.width = request->width;
+ my_request.request_mode |= CWWidth;
+ }
+ if (request->request_mode & CWHeight) {
+ my_request.height = request->height
+ + _XawImGetImAreaHeight( wid );
+ my_request.request_mode |= CWHeight;
+ }
+ if (request->request_mode & CWBorderWidth) {
+ my_request.border_width = request->border_width;
+ my_request.request_mode |= CWBorderWidth;
+ }
+ if (XtMakeGeometryRequest((Widget)shell, &my_request, NULL)
+ == XtGeometryYes) {
+ /* assert: if (request->request_mode & CWWidth) then
+ * shell->core.width == request->width
+ * assert: if (request->request_mode & CWHeight) then
+ * shell->core.height == request->height
+ *
+ * so, whatever the WM sized us to (if the Shell requested
+ * only one of the two) is now the correct child size
+ */
+
+ wid->core.width = shell->core.width;
+ wid->core.height = shell->core.height;
+ if (request->request_mode & CWBorderWidth) {
+ wid->core.x = wid->core.y = -request->border_width;
+ }
+ _XawImCallVendorShellExtResize(wid);
+ return XtGeometryYes;
+ } else return XtGeometryNo;
+}
+
+static void
+XawVendorShellChangeManaged(Widget wid)
+{
+ ShellWidget w = (ShellWidget) wid;
+ Widget* childP;
+ int i;
+
+ (*SuperClass->composite_class.change_managed)(wid);
+ for (i = w->composite.num_children, childP = w->composite.children;
+ i; i--, childP++) {
+ if (XtIsManaged(*childP)) {
+ XtSetKeyboardFocus(wid, *childP);
+ break;
+ }
+ }
+}
diff --git a/libXaw/src/Viewport.c b/libXaw/src/Viewport.c
index ac2857257..68bd1682b 100644
--- a/libXaw/src/Viewport.c
+++ b/libXaw/src/Viewport.c
@@ -1,1099 +1,1099 @@
-/***********************************************************
-
-Copyright 1987, 1988, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Misc.h>
-#include <X11/Xaw/Scrollbar.h>
-#include <X11/Xaw/ViewportP.h>
-#include <X11/Xaw/XawInit.h>
-#include "Private.h"
-
-/*
- * Class Methods
- */
-static Boolean Layout(FormWidget, unsigned int, unsigned int, Bool);
-static void XawViewportChangeManaged(Widget);
-static void XawViewportInitialize(Widget, Widget, ArgList, Cardinal*);
-static void
-XawViewportConstraintInitialize(Widget, Widget, ArgList, Cardinal*);
-static XtGeometryResult XawViewportGeometryManager(Widget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static XtGeometryResult XawViewportQueryGeometry(Widget,
- XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void XawViewportRealize(Widget, XtValueMask*, XSetWindowAttributes*);
-static void XawViewportResize(Widget);
-static Boolean XawViewportSetValues(Widget, Widget, Widget,
- ArgList, Cardinal*);
-
-/*
- * Prototypes
- */
-static void ComputeLayout(Widget, Bool, Bool);
-static void ComputeWithForceBars(Widget, Bool, XtWidgetGeometry*,
- int*, int*);
-static Widget CreateScrollbar(ViewportWidget, Bool);
-static XtGeometryResult GeometryRequestPlusScrollbar(ViewportWidget, Bool,
- XtWidgetGeometry*,
- XtWidgetGeometry*);
-static Bool GetGeometry(Widget, unsigned int, unsigned int);
-static void MoveChild(ViewportWidget, int, int);
-static XtGeometryResult QueryGeometry(ViewportWidget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void RedrawThumbs(ViewportWidget);
-static void ScrollUpDownProc(Widget, XtPointer, XtPointer);
-static void SendReport(ViewportWidget, unsigned int);
-static void SetBar(Widget, int, unsigned int, unsigned int);
-static XtGeometryResult TestSmaller(ViewportWidget, XtWidgetGeometry*,
- XtWidgetGeometry*);
-static void ThumbProc(Widget, XtPointer, XtPointer);
-
-/*
- * Initialization
- */
-#define offset(field) XtOffsetOf(ViewportRec, viewport.field)
-static XtResource resources[] = {
- {
- XtNforceBars,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(forcebars),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNallowHoriz,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(allowhoriz),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNallowVert,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(allowvert),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNuseBottom,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(usebottom),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNuseRight,
- XtCBoolean,
- XtRBoolean,
- sizeof(Boolean),
- offset(useright),
- XtRImmediate,
- (XtPointer)False
- },
- {
- XtNreportCallback,
- XtCReportCallback,
- XtRCallback,
- sizeof(XtPointer),
- offset(report_callbacks),
- XtRImmediate,
- NULL
- },
-};
-#undef offset
-
-#define Superclass (&formClassRec)
-ViewportClassRec viewportClassRec = {
- /* core */
- {
- (WidgetClass)Superclass, /* superclass */
- "Viewport", /* class_name */
- sizeof(ViewportRec), /* widget_size */
- XawInitializeWidgetSet, /* class_initialize */
- NULL, /* class_part_init */
- False, /* class_inited */
- XawViewportInitialize, /* initialize */
- NULL, /* initialize_hook */
- XawViewportRealize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* num_resources */
- NULLQUARK, /* xrm_class */
- True, /* compress_motion */
- True, /* compress_exposure */
- True, /* compress_enterleave */
- False, /* visible_interest */
- NULL, /* destroy */
- XawViewportResize, /* resize */
- XtInheritExpose, /* expose */
- XawViewportSetValues, /* set_values */
- NULL, /* set_values_hook */
- XtInheritSetValuesAlmost, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- NULL, /* tm_table */
- XawViewportQueryGeometry, /* query_geometry */
- XtInheritDisplayAccelerator, /* display_accelerator */
- NULL, /* extension */
- },
- /* composite */
- {
- XawViewportGeometryManager, /* geometry_manager */
- XawViewportChangeManaged, /* change_managed */
- XtInheritInsertChild, /* insert_child */
- XtInheritDeleteChild, /* delete_child */
- NULL, /* extension */
- },
- /* constraint */
- {
- NULL, /* subresourses */
- 0, /* subresource_count */
- sizeof(ViewportConstraintsRec), /* constraint_size */
- XawViewportConstraintInitialize, /* initialize */
- NULL, /* destroy */
- NULL, /* set_values */
- NULL, /* extension */
- },
- /* form */
- {
- Layout, /* layout */
- },
- /* viewport */
- {
- NULL, /* extension */
- },
-};
-
-WidgetClass viewportWidgetClass = (WidgetClass)&viewportClassRec;
-
-/*
- * Implementation
- */
-static Widget
-CreateScrollbar(ViewportWidget w, Bool horizontal)
-{
- static Arg barArgs[] = {
- {XtNorientation, 0},
- {XtNlength, 0},
- {XtNleft, 0},
- {XtNright, 0},
- {XtNtop, 0},
- {XtNbottom, 0},
- {XtNmappedWhenManaged, False},
- };
- Widget clip = w->viewport.clip;
- ViewportConstraints constraints =
- (ViewportConstraints)clip->core.constraints;
- Widget bar;
-
- XtSetArg(barArgs[0], XtNorientation,
- horizontal ? XtorientHorizontal : XtorientVertical);
- XtSetArg(barArgs[1], XtNlength,
- horizontal ? XtWidth(clip) : XtHeight(clip));
- XtSetArg(barArgs[2], XtNleft,
- !horizontal && w->viewport.useright ? XtChainRight : XtChainLeft);
- XtSetArg(barArgs[3], XtNright,
- !horizontal && !w->viewport.useright ? XtChainLeft : XtChainRight);
- XtSetArg(barArgs[4], XtNtop,
- horizontal && w->viewport.usebottom ? XtChainBottom: XtChainTop);
- XtSetArg(barArgs[5], XtNbottom,
- horizontal && !w->viewport.usebottom ? XtChainTop: XtChainBottom);
-
- bar = XtCreateWidget(horizontal ? "horizontal" : "vertical",
- scrollbarWidgetClass, (Widget)w,
- barArgs, XtNumber(barArgs));
- XtAddCallback(bar, XtNscrollProc, ScrollUpDownProc, (XtPointer)w);
- XtAddCallback(bar, XtNjumpProc, ThumbProc, (XtPointer)w);
-
- if (horizontal) {
- w->viewport.horiz_bar = bar;
- constraints->form.vert_base = bar;
- }
- else {
- w->viewport.vert_bar = bar;
- constraints->form.horiz_base = bar;
- }
-
- XtManageChild(bar);
-
- return (bar);
-}
-
-/*ARGSUSED*/
-static void
-XawViewportInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- ViewportWidget w = (ViewportWidget)cnew;
- static Arg clip_args[8];
- Cardinal arg_cnt;
- Widget h_bar, v_bar;
- Dimension clip_height, clip_width;
-
- w->form.default_spacing = 0; /* Reset the default spacing to 0 pixels */
-
- /*
- * Initialize all widget pointers to NULL
- */
- w->viewport.child = NULL;
- w->viewport.horiz_bar = w->viewport.vert_bar = NULL;
-
- /*
- * Create Clip Widget
- */
- arg_cnt = 0;
- XtSetArg(clip_args[arg_cnt], XtNbackgroundPixmap, None); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNborderWidth, 0); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNleft, XtChainLeft); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNright, XtChainRight); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNtop, XtChainTop); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNbottom, XtChainBottom); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNwidth, XtWidth(w)); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNheight, XtHeight(w)); arg_cnt++;
-
- w->viewport.clip = XtCreateManagedWidget("clip", widgetClass, cnew,
- clip_args, arg_cnt);
-
- if (!w->viewport.forcebars)
- return; /* If we are not forcing the bars then we are done */
-
- if (w->viewport.allowhoriz)
- (void)CreateScrollbar(w, True);
- if (w->viewport.allowvert)
- (void)CreateScrollbar(w, False);
-
- h_bar = w->viewport.horiz_bar;
- v_bar = w->viewport.vert_bar;
-
- /*
- * Set the clip widget to the correct height
- */
- clip_width = XtWidth(w);
- clip_height = XtHeight(w);
-
- if (h_bar != NULL && XtWidth(w) > XtWidth(h_bar) + XtBorderWidth(h_bar))
- clip_width -= XtWidth(h_bar) + XtBorderWidth(h_bar);
-
- if (v_bar != NULL && XtHeight(w) > XtHeight(v_bar) + XtBorderWidth(v_bar))
- clip_height -= XtHeight(v_bar) + XtBorderWidth(v_bar);
-
- arg_cnt = 0;
- XtSetArg(clip_args[arg_cnt], XtNwidth, clip_width); arg_cnt++;
- XtSetArg(clip_args[arg_cnt], XtNheight, clip_height); arg_cnt++;
- XtSetValues(w->viewport.clip, clip_args, arg_cnt);
-}
-
-/*ARGSUSED*/
-static void
-XawViewportConstraintInitialize(Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- ((ViewportConstraints)cnew->core.constraints)->viewport.reparented = False;
-}
-
-static void
-XawViewportRealize(Widget widget, XtValueMask *value_mask,
- XSetWindowAttributes *attributes)
-{
- ViewportWidget w = (ViewportWidget)widget;
- Widget child = w->viewport.child;
- Widget clip = w->viewport.clip;
-
- *value_mask |= CWBitGravity;
- attributes->bit_gravity = NorthWestGravity;
- (*Superclass->core_class.realize)(widget, value_mask, attributes);
-
- (*w->core.widget_class->core_class.resize)(widget); /* turn on bars */
-
- if (child != NULL) {
- XtMoveWidget(child, 0, 0);
- XtRealizeWidget(clip);
- XtRealizeWidget(child);
- XReparentWindow(XtDisplay(w), XtWindow(child), XtWindow(clip), 0, 0);
- XtMapWidget(child);
- }
-}
-
-/*ARGSUSED*/
-static Boolean
-XawViewportSetValues(Widget current, Widget request, Widget cnew,
- ArgList args, Cardinal *num_args)
-{
- ViewportWidget w = (ViewportWidget)cnew;
- ViewportWidget cw = (ViewportWidget)current;
-
- if (w->viewport.forcebars != cw->viewport.forcebars
- || w->viewport.allowvert != cw->viewport.allowvert
- || w->viewport.allowhoriz != cw->viewport.allowhoriz
- || w->viewport.useright != cw->viewport.useright
- || w->viewport.usebottom != cw->viewport.usebottom)
- (*w->core.widget_class->core_class.resize)(cnew); /* Recompute layout */
-
- return (False);
-}
-
-static void
-XawViewportChangeManaged(Widget widget)
-{
- ViewportWidget w = (ViewportWidget)widget;
- int num_children = w->composite.num_children;
- Widget child, *childP;
- int i;
-
- child = NULL;
- for (childP = w->composite.children,
- i = 0; i < num_children;
- childP++, i++) {
- if (XtIsManaged(*childP)
- && *childP != w->viewport.clip
- && *childP != w->viewport.horiz_bar
- && *childP != w->viewport.vert_bar) {
- child = *childP;
- break;
- }
- }
-
- if (child != w->viewport.child) {
- w->viewport.child = child;
- if (child != NULL) {
- XtResizeWidget(child, XtWidth(child), XtHeight(child), 0);
- if (XtIsRealized(widget)) {
- ViewportConstraints constraints =
- (ViewportConstraints)child->core.constraints;
- if (!XtIsRealized(child)) {
- Window window = XtWindow(w);
-
- XtMoveWidget(child, 0, 0);
- w->core.window = XtWindow(w->viewport.clip);
- XtRealizeWidget(child);
- w->core.window = window;
- constraints->viewport.reparented = True;
- }
- else if (!constraints->viewport.reparented) {
- XReparentWindow(XtDisplay(w), XtWindow(child),
- XtWindow(w->viewport.clip), 0, 0);
- constraints->viewport.reparented = True;
- if (child->core.mapped_when_managed)
- XtMapWidget(child);
- }
- }
- GetGeometry(widget, XtWidth(child), XtHeight(child));
- (*((ViewportWidgetClass)w->core.widget_class)->form_class.layout)
- ((FormWidget)w, XtWidth(w), XtHeight(w), True /* True? */);
- }
- }
-
-#ifdef notdef
- (*Superclass->composite_class.change_managed)(widget);
-#endif
-}
-
-static void
-SetBar(Widget w, int top, unsigned int length, unsigned int total)
-{
- XawScrollbarSetThumb(w, (float)top / (float)total,
- (float)length / (float)total);
-}
-
-static void
-RedrawThumbs(ViewportWidget w)
-{
- Widget child = w->viewport.child;
- Widget clip = w->viewport.clip;
-
- if (w->viewport.horiz_bar != NULL)
- SetBar(w->viewport.horiz_bar, -(int)XtX(child),
- XtWidth(clip), XtWidth(child));
-
- if (w->viewport.vert_bar != NULL)
- SetBar(w->viewport.vert_bar, -(int)XtY(child),
- XtHeight(clip), XtHeight(child));
-}
-
-static void
-SendReport(ViewportWidget w, unsigned int changed)
-{
- XawPannerReport rep;
-
- if (w->viewport.report_callbacks) {
- Widget child = w->viewport.child;
- Widget clip = w->viewport.clip;
-
- rep.changed = changed;
- rep.slider_x = -XtX(child); /* child is canvas */
- rep.slider_y = -XtY(child); /* clip is slider */
- rep.slider_width = XtWidth(clip);
- rep.slider_height = XtHeight(clip);
- rep.canvas_width = XtWidth(child);
- rep.canvas_height = XtHeight(child);
- XtCallCallbackList((Widget)w, w->viewport.report_callbacks,
- (XtPointer)&rep);
- }
-}
-
-static void
-MoveChild(ViewportWidget w, int x, int y)
-{
- Widget child = w->viewport.child;
- Widget clip = w->viewport.clip;
-
- /* make sure we never move past right/bottom borders */
- if (-x + (int)XtWidth(clip) > XtWidth(child))
- x = -(int)(XtWidth(child) - XtWidth(clip));
-
- if (-y + (int)XtHeight(clip) > XtHeight(child))
- y = -(int)(XtHeight(child) - XtHeight(clip));
-
- /* make sure we never move past left/top borders */
- if (x >= 0)
- x = 0;
- if (y >= 0)
- y = 0;
-
- XtMoveWidget(child, x, y);
- SendReport(w, (XawPRSliderX | XawPRSliderY));
-
- RedrawThumbs(w);
-}
-
-static void
-ComputeLayout(Widget widget, Bool query, Bool destroy_scrollbars)
-{
- ViewportWidget w = (ViewportWidget)widget;
- Widget child = w->viewport.child;
- Widget clip = w->viewport.clip;
- ViewportConstraints constraints =
- (ViewportConstraints)clip->core.constraints;
- Bool needshoriz, needsvert;
- int clip_width, clip_height;
- XtWidgetGeometry intended;
-
- if (child == NULL)
- return;
-
- clip_width = XtWidth(w);
- clip_height = XtHeight(w);
- intended.request_mode = CWBorderWidth;
- intended.border_width = 0;
-
- if (w->viewport.forcebars) {
- needsvert = w->viewport.allowvert;
- needshoriz = w->viewport.allowhoriz;
- ComputeWithForceBars(widget, query, &intended,
- &clip_width, &clip_height);
- }
- else {
- Dimension prev_width, prev_height;
- XtGeometryMask prev_mode;
- XtWidgetGeometry preferred;
-
- needshoriz = needsvert = False;
-
- /*
- * intended.{width,height} caches the eventual child dimensions,
- * but we don't set the mode bits until after we decide that the
- * child's preferences are not acceptable
- */
- if (!w->viewport.allowhoriz)
- intended.request_mode |= CWWidth;
-
- if (XtWidth(child) < clip_width)
- intended.width = clip_width;
- else
- intended.width = XtWidth(child);
-
- if (XtHeight(child) < clip_height)
- intended.height = clip_height;
- else
- intended.height = XtHeight(child);
-
- if (!w->viewport.allowvert)
- intended.request_mode |= CWHeight;
-
- if (!query) {
- preferred.width = XtWidth(child);
- preferred.height = XtHeight(child);
- }
- do { /* while intended != prev */
- if (query) {
- (void)XtQueryGeometry(child, &intended, &preferred);
- if (!(preferred.request_mode & CWWidth))
- preferred.width = intended.width;
- if (!(preferred.request_mode & CWHeight))
- preferred.height = intended.height;
- }
- prev_width = intended.width;
- prev_height = intended.height;
- prev_mode = intended.request_mode;
- /*
- * note that having once decided to turn on either bar
- * we'll not change our mind until we're next resized,
- * thus avoiding potential oscillations
- */
-#define CheckHoriz() \
- if (w->viewport.allowhoriz && \
- preferred.width > clip_width) { \
- if (!needshoriz) { \
- Widget bar; \
- \
- needshoriz = True; \
- if ((bar = w->viewport.horiz_bar) == NULL) \
- bar = CreateScrollbar(w, True); \
- clip_height -= XtHeight(bar) + XtBorderWidth(bar); \
- if (clip_height < 1) \
- clip_height = 1; \
- } \
- intended.width = preferred.width; \
- }
-
- CheckHoriz();
- if (w->viewport.allowvert && preferred.height > clip_height) {
- if (!needsvert) {
- Widget bar;
- needsvert = True;
- if ((bar = w->viewport.vert_bar) == NULL)
- bar = CreateScrollbar(w, False);
- clip_width -= XtWidth(bar) + XtBorderWidth(bar);
- if (clip_width < 1)
- clip_width = 1;
- CheckHoriz();
- }
- intended.height = preferred.height;
- }
- if (!w->viewport.allowhoriz || preferred.width < clip_width) {
- intended.width = clip_width;
- intended.request_mode |= CWWidth;
- }
- if (!w->viewport.allowvert || preferred.height < clip_height) {
- intended.height = clip_height;
- intended.request_mode |= CWHeight;
- }
- } while (intended.request_mode != prev_mode
- || (intended.request_mode & CWWidth
- && intended.width != prev_width)
- || (intended.request_mode & CWHeight
- && intended.height != prev_height));
- }
-
- if (XtIsRealized(clip))
- XRaiseWindow(XtDisplay(clip), XtWindow(clip));
-
- XtMoveWidget(clip,
- needsvert ? w->viewport.useright ? 0 :
- XtWidth(w->viewport.vert_bar)
- + XtBorderWidth(w->viewport.vert_bar) : 0,
- needshoriz ? w->viewport.usebottom ? 0 :
- XtHeight(w->viewport.horiz_bar)
- + XtBorderWidth(w->viewport.horiz_bar) : 0);
- XtResizeWidget(clip, clip_width, clip_height, 0);
-
- if (w->viewport.horiz_bar != NULL) {
- Widget bar = w->viewport.horiz_bar;
-
- if (!needshoriz) {
- constraints->form.vert_base = NULL;
- if (destroy_scrollbars) {
- XtDestroyWidget(bar);
- w->viewport.horiz_bar = NULL;
- }
- }
- else {
- int bw = XtBorderWidth(bar);
-
- XtResizeWidget(bar, clip_width, XtHeight(bar), bw);
- XtMoveWidget(bar,
- needsvert && !w->viewport.useright
- ? XtWidth(w->viewport.vert_bar) : -bw,
- w->viewport.usebottom
- ? XtHeight(w) - XtHeight(bar) - bw : -bw);
- XtSetMappedWhenManaged(bar, True);
- }
- }
-
- if (w->viewport.vert_bar != NULL) {
- Widget bar = w->viewport.vert_bar;
-
- if (!needsvert) {
- constraints->form.horiz_base = NULL;
- if (destroy_scrollbars) {
- XtDestroyWidget(bar);
- w->viewport.vert_bar = NULL;
- }
- }
- else {
- int bw = bar->core.border_width;
-
- XtResizeWidget(bar, XtWidth(bar), clip_height, bw);
- XtMoveWidget(bar,
- w->viewport.useright
- ? XtWidth(w) - XtWidth(bar) - bw : -bw,
- needshoriz && !w->viewport.usebottom
- ? XtHeight(w->viewport.horiz_bar) : -bw);
- XtSetMappedWhenManaged(bar, True);
- }
- }
-
- if (child != NULL) {
- XtResizeWidget(child, intended.width, intended.height, 0);
- MoveChild(w, needshoriz ? XtX(child) : 0, needsvert ? XtY(child) : 0);
- }
-
- SendReport (w, XawPRAll);
-}
-
-/*
- * Function:
- * ComputeWithForceBars
- *
- * Parameters:
- * widget - viewport widget
- * query - whether or not to query the child
- * intended - cache of the childs height is stored here
- * (used and returned)
- * clip_width - size of clip window (used and returned)
- * clip_height - ""
- *
- * Description:
- * Computes the layout give forcebars is set.
- */
-static void
-ComputeWithForceBars(Widget widget, Bool query, XtWidgetGeometry *intended,
- int *clip_width, int *clip_height)
-{
- ViewportWidget w = (ViewportWidget)widget;
- Widget child = w->viewport.child;
- XtWidgetGeometry preferred;
-
- /*
- * If forcebars then needs = allows = has
- * Thus if needsvert is set it MUST have a scrollbar
- */
- if (w->viewport.allowvert) {
- if (w->viewport.vert_bar == NULL)
- w->viewport.vert_bar = CreateScrollbar(w, False);
-
- *clip_width -= XtWidth(w->viewport.vert_bar) +
- XtBorderWidth(w->viewport.vert_bar);
- }
-
- if (w->viewport.allowhoriz) {
- if (w->viewport.horiz_bar == NULL)
- w->viewport.horiz_bar = CreateScrollbar(w, True);
-
- *clip_height -= XtHeight(w->viewport.horiz_bar) +
- XtBorderWidth(w->viewport.horiz_bar);
- }
-
- AssignMax(*clip_width, 1);
- AssignMax(*clip_height, 1);
-
- if (!w->viewport.allowvert) {
- intended->height = *clip_height;
- intended->request_mode = CWHeight;
- }
- if (!w->viewport.allowhoriz) {
- intended->width = *clip_width;
- intended->request_mode = CWWidth;
- }
-
- if (query) {
- if (w->viewport.allowvert || w->viewport.allowhoriz) {
- XtQueryGeometry(child, intended, &preferred);
-
- if (!(intended->request_mode & CWWidth)) {
- if (preferred.request_mode & CWWidth)
- intended->width = preferred.width;
- else
- intended->width = XtWidth(child);
- }
-
- if (!(intended->request_mode & CWHeight)) {
- if (preferred.request_mode & CWHeight)
- intended->height = preferred.height;
- else
- intended->height = XtHeight(child);
- }
- }
- }
- else {
- if (w->viewport.allowvert)
- intended->height = XtHeight(child);
- if (w->viewport.allowhoriz)
- intended->width = XtWidth(child);
- }
-
- if (*clip_width > (int)intended->width)
- intended->width = *clip_width;
- if (*clip_height > (int)intended->height)
- intended->height = *clip_height;
-}
-
-static void
-XawViewportResize(Widget widget)
-{
- ComputeLayout(widget, True, True);
-}
-
-/*ARGSUSED*/
-static Boolean
-Layout(FormWidget w, unsigned int width, unsigned int height, Bool force)
-{
- ComputeLayout((Widget)w, True, True);
- w->form.preferred_width = XtWidth(w);
- w->form.preferred_height = XtHeight(w);
-
- return (False);
-}
-
-static void
-ScrollUpDownProc(Widget widget, XtPointer closure, XtPointer call_data)
-{
- ViewportWidget w = (ViewportWidget)closure;
- Widget child = w->viewport.child;
- int pix = (long)call_data;
- int x, y;
-
- if (child == NULL)
- return;
-
- x = XtX(child) - (widget == w->viewport.horiz_bar ? pix : 0);
- y = XtY(child) - (widget == w->viewport.vert_bar ? pix : 0);
- MoveChild(w, x, y);
-}
-
-/*ARGSUSED*/
-static void
-ThumbProc(Widget widget, XtPointer closure, XtPointer call_data)
-{
- ViewportWidget w = (ViewportWidget)closure;
- Widget child = w->viewport.child;
- float percent = *(float *)call_data;
- int x, y;
-
- if (child == NULL)
- return;
-
- if (widget == w->viewport.horiz_bar)
- x = -percent * XtWidth(child);
- else
- x = XtX(child);
-
- if (widget == w->viewport.vert_bar)
- y = -percent * XtHeight(child);
- else
- y = XtY(child);
-
- MoveChild(w, x, y);
-}
-
-static XtGeometryResult
-TestSmaller(ViewportWidget w, XtWidgetGeometry *request,
- XtWidgetGeometry *reply_return)
-{
- if (request->width < XtWidth(w) || request->height < XtHeight(w))
- return (XtMakeGeometryRequest((Widget)w, request, reply_return));
-
- return (XtGeometryYes);
-}
-
-static XtGeometryResult
-GeometryRequestPlusScrollbar(ViewportWidget w, Bool horizontal,
- XtWidgetGeometry *request,
- XtWidgetGeometry *reply_return)
-{
- Widget sb;
- XtWidgetGeometry plusScrollbars;
-
- plusScrollbars = *request;
- if ((sb = w->viewport.horiz_bar) == NULL)
- sb = CreateScrollbar(w, horizontal);
- request->width += XtWidth(sb);
- request->height += XtHeight(sb);
- XtDestroyWidget(sb);
- return (XtMakeGeometryRequest((Widget)w, &plusScrollbars, reply_return));
-}
-
-#define WidthChange() (request->width != XtWidth(w))
-#define HeightChange() (request->height != XtHeight(w))
-static XtGeometryResult
-QueryGeometry(ViewportWidget w, XtWidgetGeometry *request,
- XtWidgetGeometry *reply_return)
-{
- if (w->viewport.allowhoriz && w->viewport.allowvert)
- return (TestSmaller(w, request, reply_return));
-
- else if (w->viewport.allowhoriz && !w->viewport.allowvert) {
- if (WidthChange() && !HeightChange())
- return (TestSmaller(w, request, reply_return));
- else if (!WidthChange() && HeightChange())
- return (XtMakeGeometryRequest((Widget)w, request, reply_return));
- else if (WidthChange() && HeightChange())
- return (GeometryRequestPlusScrollbar(w, True, request, reply_return));
- else /* !WidthChange() && !HeightChange() */
- return (XtGeometryYes);
- }
- else if (!w->viewport.allowhoriz && w->viewport.allowvert) {
- if (!WidthChange() && HeightChange())
- return (TestSmaller(w, request, reply_return));
- else if (WidthChange() && !HeightChange())
- return (XtMakeGeometryRequest((Widget)w, request, reply_return));
- else if (WidthChange() && HeightChange())
- return (GeometryRequestPlusScrollbar(w, False, request, reply_return));
- else /* !WidthChange() && !HeightChange() */
- return (XtGeometryYes);
- }
- else /* (!w->viewport.allowhoriz && !w->viewport.allowvert) */
- return (XtMakeGeometryRequest((Widget)w, request, reply_return));
-}
-#undef WidthChange
-#undef HeightChange
-
-static XtGeometryResult
-XawViewportGeometryManager(Widget child, XtWidgetGeometry *request,
- XtWidgetGeometry *reply)
-{
- ViewportWidget w = (ViewportWidget)child->core.parent;
- Bool rWidth = (request->request_mode & CWWidth) != 0;
- Bool rHeight = (request->request_mode & CWHeight) != 0;
- XtWidgetGeometry allowed;
- XtGeometryResult result;
- Bool reconfigured;
- Bool child_changed_size;
- unsigned int height_remaining;
-
- if (request->request_mode & XtCWQueryOnly)
- return (QueryGeometry(w, request, reply));
-
- if (child != w->viewport.child
- || request->request_mode & ~(CWWidth | CWHeight | CWBorderWidth)
- || ((request->request_mode & CWBorderWidth)
- && request->border_width > 0))
- return (XtGeometryNo);
-
- allowed = *request;
-
- reconfigured = GetGeometry((Widget)w,
- rWidth ? request->width : XtWidth(w),
- rHeight ? request->height : XtHeight(w));
-
- child_changed_size = (rWidth && XtWidth(child) != request->width) ||
- (rHeight && XtHeight(child) != request->height);
-
- height_remaining = XtHeight(w);
- if (rWidth && XtWidth(w) != request->width) {
- if (w->viewport.allowhoriz && request->width > XtWidth(w)) {
- /* horizontal scrollbar will be needed so possibly reduce height */
- Widget bar;
-
- if ((bar = w->viewport.horiz_bar) == NULL)
- bar = CreateScrollbar(w, True);
- height_remaining -= XtHeight(bar) + XtBorderWidth(bar);
- reconfigured = True;
- }
- else
- allowed.width = XtWidth(w);
- }
- if (rHeight && height_remaining != request->height) {
- if (w->viewport.allowvert && request->height > height_remaining) {
- /* vertical scrollbar will be needed, so possibly reduce width */
- if (!w->viewport.allowhoriz || request->width < XtWidth(w)) {
- Widget bar;
-
- if ((bar = w->viewport.vert_bar) == NULL)
- bar = CreateScrollbar(w, False);
- if (!rWidth) {
- allowed.width = XtWidth(w);
- allowed.request_mode |= CWWidth;
- }
- if (allowed.width > XtWidth(bar) + XtBorderWidth(bar))
- allowed.width -= XtWidth(bar) + XtBorderWidth(bar);
- else
- allowed.width = 1;
- reconfigured = True;
- }
- }
- else
- allowed.height = height_remaining;
- }
-
- if (allowed.width != request->width || allowed.height != request->height) {
- *reply = allowed;
- result = XtGeometryAlmost;
- }
- else {
- if (rWidth)
- XtWidth(child) = request->width;
- if (rHeight)
- XtHeight(child) = request->height;
- result = XtGeometryYes;
- }
-
- if (reconfigured || child_changed_size)
- ComputeLayout((Widget)w, False, result == XtGeometryYes);
-
- return (result);
-}
-
-static Bool
-GetGeometry(Widget w, unsigned int width, unsigned int height)
-{
- XtWidgetGeometry geometry, return_geom;
- XtGeometryResult result;
-
- if (width == XtWidth(w) && height == XtHeight(w))
- return (False);
-
- geometry.request_mode = CWWidth | CWHeight;
- geometry.width = width;
- geometry.height = height;
-
- if (XtIsRealized(w)) {
- if (((ViewportWidget)w)->viewport.allowhoriz && width > XtWidth(w))
- geometry.width = XtWidth(w);
- if (((ViewportWidget)w)->viewport.allowvert && height > XtHeight(w))
- geometry.height = XtHeight(w);
- }
- else {
- /* This is the Realize call; we'll inherit a w&h iff none currently */
- if (XtWidth(w) != 0) {
- if (XtHeight(w) != 0)
- return (False);
- geometry.width = XtWidth(w);
- }
- if (XtHeight(w) != 0)
- geometry.height = XtHeight(w);
- }
-
- result = XtMakeGeometryRequest(w, &geometry, &return_geom);
- if (result == XtGeometryAlmost)
- result = XtMakeGeometryRequest(w, &return_geom, NULL);
-
- return (result == XtGeometryYes);
-}
-
-static XtGeometryResult
-XawViewportQueryGeometry(Widget w, XtWidgetGeometry *constraints,
- XtWidgetGeometry *reply)
-{
- if (((ViewportWidget)w)->viewport.child != NULL)
- return (XtQueryGeometry(((ViewportWidget)w)->viewport.child,
- constraints, reply));
-
- return (XtGeometryYes);
-}
-
-void
-XawViewportSetLocation
-(
- Widget gw,
-#if NeedWidePrototypes
- double xoff, double yoff
-#else
- float xoff, float yoff
-#endif
- )
-{
- ViewportWidget w = (ViewportWidget)gw;
- Widget child = w->viewport.child;
- int x, y;
-
- if (xoff > 1.0) /* scroll to right */
- x = XtWidth(child);
- else if (xoff < 0.0) /* if the offset is < 0.0 nothing */
- x = XtX(child);
- else
- x = (float)XtWidth(child) * xoff;
-
- if (yoff > 1.0)
- y = XtHeight(child);
- else if (yoff < 0.0)
- y = XtY(child);
- else
- y = (float)XtHeight(child) * yoff;
-
- MoveChild (w, -x, -y);
-}
-
-void
-XawViewportSetCoordinates(Widget gw,
-#if NeedWidePrototypes
- int x, int y
-#else
- Position x, Position y
-#endif
-)
-{
- ViewportWidget w = (ViewportWidget)gw;
- Widget child = w->viewport.child;
-
- if (x > XtWidth(child))
- x = XtWidth(child);
- else if (x < 0)
- x = XtX(child);
-
- if (y > XtHeight(child))
- y = XtHeight(child);
- else if (y < 0)
- y = XtY(child);
-
- MoveChild (w, -x, -y);
-}
+/***********************************************************
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xmu/Misc.h>
+#include <X11/Xaw/Scrollbar.h>
+#include <X11/Xaw/ViewportP.h>
+#include <X11/Xaw/XawInit.h>
+#include "Private.h"
+
+/*
+ * Class Methods
+ */
+static Boolean Layout(FormWidget, unsigned int, unsigned int, Bool);
+static void XawViewportChangeManaged(Widget);
+static void XawViewportInitialize(Widget, Widget, ArgList, Cardinal*);
+static void
+XawViewportConstraintInitialize(Widget, Widget, ArgList, Cardinal*);
+static XtGeometryResult XawViewportGeometryManager(Widget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static XtGeometryResult XawViewportQueryGeometry(Widget,
+ XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void XawViewportRealize(Widget, XtValueMask*, XSetWindowAttributes*);
+static void XawViewportResize(Widget);
+static Boolean XawViewportSetValues(Widget, Widget, Widget,
+ ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void ComputeLayout(Widget, Bool, Bool);
+static void ComputeWithForceBars(Widget, Bool, XtWidgetGeometry*,
+ int*, int*);
+static Widget CreateScrollbar(ViewportWidget, Bool);
+static XtGeometryResult GeometryRequestPlusScrollbar(ViewportWidget, Bool,
+ XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static Bool GetGeometry(Widget, unsigned int, unsigned int);
+static void MoveChild(ViewportWidget, int, int);
+static XtGeometryResult QueryGeometry(ViewportWidget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void RedrawThumbs(ViewportWidget);
+static void ScrollUpDownProc(Widget, XtPointer, XtPointer);
+static void SendReport(ViewportWidget, unsigned int);
+static void SetBar(Widget, int, unsigned int, unsigned int);
+static XtGeometryResult TestSmaller(ViewportWidget, XtWidgetGeometry*,
+ XtWidgetGeometry*);
+static void ThumbProc(Widget, XtPointer, XtPointer);
+
+/*
+ * Initialization
+ */
+#define offset(field) XtOffsetOf(ViewportRec, viewport.field)
+static XtResource resources[] = {
+ {
+ XtNforceBars,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(forcebars),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNallowHoriz,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(allowhoriz),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNallowVert,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(allowvert),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNuseBottom,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(usebottom),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNuseRight,
+ XtCBoolean,
+ XtRBoolean,
+ sizeof(Boolean),
+ offset(useright),
+ XtRImmediate,
+ (XtPointer)False
+ },
+ {
+ XtNreportCallback,
+ XtCReportCallback,
+ XtRCallback,
+ sizeof(XtPointer),
+ offset(report_callbacks),
+ XtRImmediate,
+ NULL
+ },
+};
+#undef offset
+
+#define Superclass (&formClassRec)
+ViewportClassRec viewportClassRec = {
+ /* core */
+ {
+ (WidgetClass)Superclass, /* superclass */
+ "Viewport", /* class_name */
+ sizeof(ViewportRec), /* widget_size */
+ XawInitializeWidgetSet, /* class_initialize */
+ NULL, /* class_part_init */
+ False, /* class_inited */
+ XawViewportInitialize, /* initialize */
+ NULL, /* initialize_hook */
+ XawViewportRealize, /* realize */
+ NULL, /* actions */
+ 0, /* num_actions */
+ resources, /* resources */
+ XtNumber(resources), /* num_resources */
+ NULLQUARK, /* xrm_class */
+ True, /* compress_motion */
+ True, /* compress_exposure */
+ True, /* compress_enterleave */
+ False, /* visible_interest */
+ NULL, /* destroy */
+ XawViewportResize, /* resize */
+ XtInheritExpose, /* expose */
+ XawViewportSetValues, /* set_values */
+ NULL, /* set_values_hook */
+ XtInheritSetValuesAlmost, /* set_values_almost */
+ NULL, /* get_values_hook */
+ NULL, /* accept_focus */
+ XtVersion, /* version */
+ NULL, /* callback_private */
+ NULL, /* tm_table */
+ XawViewportQueryGeometry, /* query_geometry */
+ XtInheritDisplayAccelerator, /* display_accelerator */
+ NULL, /* extension */
+ },
+ /* composite */
+ {
+ XawViewportGeometryManager, /* geometry_manager */
+ XawViewportChangeManaged, /* change_managed */
+ XtInheritInsertChild, /* insert_child */
+ XtInheritDeleteChild, /* delete_child */
+ NULL, /* extension */
+ },
+ /* constraint */
+ {
+ NULL, /* subresourses */
+ 0, /* subresource_count */
+ sizeof(ViewportConstraintsRec), /* constraint_size */
+ XawViewportConstraintInitialize, /* initialize */
+ NULL, /* destroy */
+ NULL, /* set_values */
+ NULL, /* extension */
+ },
+ /* form */
+ {
+ Layout, /* layout */
+ },
+ /* viewport */
+ {
+ NULL, /* extension */
+ },
+};
+
+WidgetClass viewportWidgetClass = (WidgetClass)&viewportClassRec;
+
+/*
+ * Implementation
+ */
+static Widget
+CreateScrollbar(ViewportWidget w, Bool horizontal)
+{
+ static Arg barArgs[] = {
+ {XtNorientation, 0},
+ {XtNlength, 0},
+ {XtNleft, 0},
+ {XtNright, 0},
+ {XtNtop, 0},
+ {XtNbottom, 0},
+ {XtNmappedWhenManaged, False},
+ };
+ Widget clip = w->viewport.clip;
+ ViewportConstraints constraints =
+ (ViewportConstraints)clip->core.constraints;
+ Widget bar;
+
+ XtSetArg(barArgs[0], XtNorientation,
+ horizontal ? XtorientHorizontal : XtorientVertical);
+ XtSetArg(barArgs[1], XtNlength,
+ horizontal ? XtWidth(clip) : XtHeight(clip));
+ XtSetArg(barArgs[2], XtNleft,
+ !horizontal && w->viewport.useright ? XtChainRight : XtChainLeft);
+ XtSetArg(barArgs[3], XtNright,
+ !horizontal && !w->viewport.useright ? XtChainLeft : XtChainRight);
+ XtSetArg(barArgs[4], XtNtop,
+ horizontal && w->viewport.usebottom ? XtChainBottom: XtChainTop);
+ XtSetArg(barArgs[5], XtNbottom,
+ horizontal && !w->viewport.usebottom ? XtChainTop: XtChainBottom);
+
+ bar = XtCreateWidget(horizontal ? "horizontal" : "vertical",
+ scrollbarWidgetClass, (Widget)w,
+ barArgs, XtNumber(barArgs));
+ XtAddCallback(bar, XtNscrollProc, ScrollUpDownProc, (XtPointer)w);
+ XtAddCallback(bar, XtNjumpProc, ThumbProc, (XtPointer)w);
+
+ if (horizontal) {
+ w->viewport.horiz_bar = bar;
+ constraints->form.vert_base = bar;
+ }
+ else {
+ w->viewport.vert_bar = bar;
+ constraints->form.horiz_base = bar;
+ }
+
+ XtManageChild(bar);
+
+ return (bar);
+}
+
+/*ARGSUSED*/
+static void
+XawViewportInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ ViewportWidget w = (ViewportWidget)cnew;
+ static Arg clip_args[8];
+ Cardinal arg_cnt;
+ Widget h_bar, v_bar;
+ Dimension clip_height, clip_width;
+
+ w->form.default_spacing = 0; /* Reset the default spacing to 0 pixels */
+
+ /*
+ * Initialize all widget pointers to NULL
+ */
+ w->viewport.child = NULL;
+ w->viewport.horiz_bar = w->viewport.vert_bar = NULL;
+
+ /*
+ * Create Clip Widget
+ */
+ arg_cnt = 0;
+ XtSetArg(clip_args[arg_cnt], XtNbackgroundPixmap, None); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNborderWidth, 0); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNleft, XtChainLeft); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNright, XtChainRight); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNtop, XtChainTop); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNbottom, XtChainBottom); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNwidth, XtWidth(w)); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNheight, XtHeight(w)); arg_cnt++;
+
+ w->viewport.clip = XtCreateManagedWidget("clip", widgetClass, cnew,
+ clip_args, arg_cnt);
+
+ if (!w->viewport.forcebars)
+ return; /* If we are not forcing the bars then we are done */
+
+ if (w->viewport.allowhoriz)
+ (void)CreateScrollbar(w, True);
+ if (w->viewport.allowvert)
+ (void)CreateScrollbar(w, False);
+
+ h_bar = w->viewport.horiz_bar;
+ v_bar = w->viewport.vert_bar;
+
+ /*
+ * Set the clip widget to the correct height
+ */
+ clip_width = XtWidth(w);
+ clip_height = XtHeight(w);
+
+ if (h_bar != NULL && XtWidth(w) > XtWidth(h_bar) + XtBorderWidth(h_bar))
+ clip_width -= XtWidth(h_bar) + XtBorderWidth(h_bar);
+
+ if (v_bar != NULL && XtHeight(w) > XtHeight(v_bar) + XtBorderWidth(v_bar))
+ clip_height -= XtHeight(v_bar) + XtBorderWidth(v_bar);
+
+ arg_cnt = 0;
+ XtSetArg(clip_args[arg_cnt], XtNwidth, clip_width); arg_cnt++;
+ XtSetArg(clip_args[arg_cnt], XtNheight, clip_height); arg_cnt++;
+ XtSetValues(w->viewport.clip, clip_args, arg_cnt);
+}
+
+/*ARGSUSED*/
+static void
+XawViewportConstraintInitialize(Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ ((ViewportConstraints)cnew->core.constraints)->viewport.reparented = False;
+}
+
+static void
+XawViewportRealize(Widget widget, XtValueMask *value_mask,
+ XSetWindowAttributes *attributes)
+{
+ ViewportWidget w = (ViewportWidget)widget;
+ Widget child = w->viewport.child;
+ Widget clip = w->viewport.clip;
+
+ *value_mask |= CWBitGravity;
+ attributes->bit_gravity = NorthWestGravity;
+ (*Superclass->core_class.realize)(widget, value_mask, attributes);
+
+ (*w->core.widget_class->core_class.resize)(widget); /* turn on bars */
+
+ if (child != NULL) {
+ XtMoveWidget(child, 0, 0);
+ XtRealizeWidget(clip);
+ XtRealizeWidget(child);
+ XReparentWindow(XtDisplay(w), XtWindow(child), XtWindow(clip), 0, 0);
+ XtMapWidget(child);
+ }
+}
+
+/*ARGSUSED*/
+static Boolean
+XawViewportSetValues(Widget current, Widget request, Widget cnew,
+ ArgList args, Cardinal *num_args)
+{
+ ViewportWidget w = (ViewportWidget)cnew;
+ ViewportWidget cw = (ViewportWidget)current;
+
+ if (w->viewport.forcebars != cw->viewport.forcebars
+ || w->viewport.allowvert != cw->viewport.allowvert
+ || w->viewport.allowhoriz != cw->viewport.allowhoriz
+ || w->viewport.useright != cw->viewport.useright
+ || w->viewport.usebottom != cw->viewport.usebottom)
+ (*w->core.widget_class->core_class.resize)(cnew); /* Recompute layout */
+
+ return (False);
+}
+
+static void
+XawViewportChangeManaged(Widget widget)
+{
+ ViewportWidget w = (ViewportWidget)widget;
+ int num_children = w->composite.num_children;
+ Widget child, *childP;
+ int i;
+
+ child = NULL;
+ for (childP = w->composite.children,
+ i = 0; i < num_children;
+ childP++, i++) {
+ if (XtIsManaged(*childP)
+ && *childP != w->viewport.clip
+ && *childP != w->viewport.horiz_bar
+ && *childP != w->viewport.vert_bar) {
+ child = *childP;
+ break;
+ }
+ }
+
+ if (child != w->viewport.child) {
+ w->viewport.child = child;
+ if (child != NULL) {
+ XtResizeWidget(child, XtWidth(child), XtHeight(child), 0);
+ if (XtIsRealized(widget)) {
+ ViewportConstraints constraints =
+ (ViewportConstraints)child->core.constraints;
+ if (!XtIsRealized(child)) {
+ Window window = XtWindow(w);
+
+ XtMoveWidget(child, 0, 0);
+ w->core.window = XtWindow(w->viewport.clip);
+ XtRealizeWidget(child);
+ w->core.window = window;
+ constraints->viewport.reparented = True;
+ }
+ else if (!constraints->viewport.reparented) {
+ XReparentWindow(XtDisplay(w), XtWindow(child),
+ XtWindow(w->viewport.clip), 0, 0);
+ constraints->viewport.reparented = True;
+ if (child->core.mapped_when_managed)
+ XtMapWidget(child);
+ }
+ }
+ GetGeometry(widget, XtWidth(child), XtHeight(child));
+ (*((ViewportWidgetClass)w->core.widget_class)->form_class.layout)
+ ((FormWidget)w, XtWidth(w), XtHeight(w), True /* True? */);
+ }
+ }
+
+#ifdef notdef
+ (*Superclass->composite_class.change_managed)(widget);
+#endif
+}
+
+static void
+SetBar(Widget w, int top, unsigned int length, unsigned int total)
+{
+ XawScrollbarSetThumb(w, (float)top / (float)total,
+ (float)length / (float)total);
+}
+
+static void
+RedrawThumbs(ViewportWidget w)
+{
+ Widget child = w->viewport.child;
+ Widget clip = w->viewport.clip;
+
+ if (w->viewport.horiz_bar != NULL)
+ SetBar(w->viewport.horiz_bar, -(int)XtX(child),
+ XtWidth(clip), XtWidth(child));
+
+ if (w->viewport.vert_bar != NULL)
+ SetBar(w->viewport.vert_bar, -(int)XtY(child),
+ XtHeight(clip), XtHeight(child));
+}
+
+static void
+SendReport(ViewportWidget w, unsigned int changed)
+{
+ XawPannerReport rep;
+
+ if (w->viewport.report_callbacks) {
+ Widget child = w->viewport.child;
+ Widget clip = w->viewport.clip;
+
+ rep.changed = changed;
+ rep.slider_x = -XtX(child); /* child is canvas */
+ rep.slider_y = -XtY(child); /* clip is slider */
+ rep.slider_width = XtWidth(clip);
+ rep.slider_height = XtHeight(clip);
+ rep.canvas_width = XtWidth(child);
+ rep.canvas_height = XtHeight(child);
+ XtCallCallbackList((Widget)w, w->viewport.report_callbacks,
+ (XtPointer)&rep);
+ }
+}
+
+static void
+MoveChild(ViewportWidget w, int x, int y)
+{
+ Widget child = w->viewport.child;
+ Widget clip = w->viewport.clip;
+
+ /* make sure we never move past right/bottom borders */
+ if (-x + (int)XtWidth(clip) > XtWidth(child))
+ x = -(int)(XtWidth(child) - XtWidth(clip));
+
+ if (-y + (int)XtHeight(clip) > XtHeight(child))
+ y = -(int)(XtHeight(child) - XtHeight(clip));
+
+ /* make sure we never move past left/top borders */
+ if (x >= 0)
+ x = 0;
+ if (y >= 0)
+ y = 0;
+
+ XtMoveWidget(child, x, y);
+ SendReport(w, (XawPRSliderX | XawPRSliderY));
+
+ RedrawThumbs(w);
+}
+
+static void
+ComputeLayout(Widget widget, Bool query, Bool destroy_scrollbars)
+{
+ ViewportWidget w = (ViewportWidget)widget;
+ Widget child = w->viewport.child;
+ Widget clip = w->viewport.clip;
+ ViewportConstraints constraints =
+ (ViewportConstraints)clip->core.constraints;
+ Bool needshoriz, needsvert;
+ int clip_width, clip_height;
+ XtWidgetGeometry intended;
+
+ if (child == NULL)
+ return;
+
+ clip_width = XtWidth(w);
+ clip_height = XtHeight(w);
+ intended.request_mode = CWBorderWidth;
+ intended.border_width = 0;
+
+ if (w->viewport.forcebars) {
+ needsvert = w->viewport.allowvert;
+ needshoriz = w->viewport.allowhoriz;
+ ComputeWithForceBars(widget, query, &intended,
+ &clip_width, &clip_height);
+ }
+ else {
+ Dimension prev_width, prev_height;
+ XtGeometryMask prev_mode;
+ XtWidgetGeometry preferred;
+
+ needshoriz = needsvert = False;
+
+ /*
+ * intended.{width,height} caches the eventual child dimensions,
+ * but we don't set the mode bits until after we decide that the
+ * child's preferences are not acceptable
+ */
+ if (!w->viewport.allowhoriz)
+ intended.request_mode |= CWWidth;
+
+ if (XtWidth(child) < clip_width)
+ intended.width = clip_width;
+ else
+ intended.width = XtWidth(child);
+
+ if (XtHeight(child) < clip_height)
+ intended.height = clip_height;
+ else
+ intended.height = XtHeight(child);
+
+ if (!w->viewport.allowvert)
+ intended.request_mode |= CWHeight;
+
+ if (!query) {
+ preferred.width = XtWidth(child);
+ preferred.height = XtHeight(child);
+ }
+ do { /* while intended != prev */
+ if (query) {
+ (void)XtQueryGeometry(child, &intended, &preferred);
+ if (!(preferred.request_mode & CWWidth))
+ preferred.width = intended.width;
+ if (!(preferred.request_mode & CWHeight))
+ preferred.height = intended.height;
+ }
+ prev_width = intended.width;
+ prev_height = intended.height;
+ prev_mode = intended.request_mode;
+ /*
+ * note that having once decided to turn on either bar
+ * we'll not change our mind until we're next resized,
+ * thus avoiding potential oscillations
+ */
+#define CheckHoriz() \
+ if (w->viewport.allowhoriz && \
+ preferred.width > clip_width) { \
+ if (!needshoriz) { \
+ Widget bar; \
+ \
+ needshoriz = True; \
+ if ((bar = w->viewport.horiz_bar) == NULL) \
+ bar = CreateScrollbar(w, True); \
+ clip_height -= XtHeight(bar) + XtBorderWidth(bar); \
+ if (clip_height < 1) \
+ clip_height = 1; \
+ } \
+ intended.width = preferred.width; \
+ }
+
+ CheckHoriz();
+ if (w->viewport.allowvert && preferred.height > clip_height) {
+ if (!needsvert) {
+ Widget bar;
+ needsvert = True;
+ if ((bar = w->viewport.vert_bar) == NULL)
+ bar = CreateScrollbar(w, False);
+ clip_width -= XtWidth(bar) + XtBorderWidth(bar);
+ if (clip_width < 1)
+ clip_width = 1;
+ CheckHoriz();
+ }
+ intended.height = preferred.height;
+ }
+ if (!w->viewport.allowhoriz || preferred.width < clip_width) {
+ intended.width = clip_width;
+ intended.request_mode |= CWWidth;
+ }
+ if (!w->viewport.allowvert || preferred.height < clip_height) {
+ intended.height = clip_height;
+ intended.request_mode |= CWHeight;
+ }
+ } while (intended.request_mode != prev_mode
+ || (intended.request_mode & CWWidth
+ && intended.width != prev_width)
+ || (intended.request_mode & CWHeight
+ && intended.height != prev_height));
+ }
+
+ if (XtIsRealized(clip))
+ XRaiseWindow(XtDisplay(clip), XtWindow(clip));
+
+ XtMoveWidget(clip,
+ needsvert ? w->viewport.useright ? 0 :
+ XtWidth(w->viewport.vert_bar)
+ + XtBorderWidth(w->viewport.vert_bar) : 0,
+ needshoriz ? w->viewport.usebottom ? 0 :
+ XtHeight(w->viewport.horiz_bar)
+ + XtBorderWidth(w->viewport.horiz_bar) : 0);
+ XtResizeWidget(clip, clip_width, clip_height, 0);
+
+ if (w->viewport.horiz_bar != NULL) {
+ Widget bar = w->viewport.horiz_bar;
+
+ if (!needshoriz) {
+ constraints->form.vert_base = NULL;
+ if (destroy_scrollbars) {
+ XtDestroyWidget(bar);
+ w->viewport.horiz_bar = NULL;
+ }
+ }
+ else {
+ int bw = XtBorderWidth(bar);
+
+ XtResizeWidget(bar, clip_width, XtHeight(bar), bw);
+ XtMoveWidget(bar,
+ needsvert && !w->viewport.useright
+ ? XtWidth(w->viewport.vert_bar) : -bw,
+ w->viewport.usebottom
+ ? XtHeight(w) - XtHeight(bar) - bw : -bw);
+ XtSetMappedWhenManaged(bar, True);
+ }
+ }
+
+ if (w->viewport.vert_bar != NULL) {
+ Widget bar = w->viewport.vert_bar;
+
+ if (!needsvert) {
+ constraints->form.horiz_base = NULL;
+ if (destroy_scrollbars) {
+ XtDestroyWidget(bar);
+ w->viewport.vert_bar = NULL;
+ }
+ }
+ else {
+ int bw = bar->core.border_width;
+
+ XtResizeWidget(bar, XtWidth(bar), clip_height, bw);
+ XtMoveWidget(bar,
+ w->viewport.useright
+ ? XtWidth(w) - XtWidth(bar) - bw : -bw,
+ needshoriz && !w->viewport.usebottom
+ ? XtHeight(w->viewport.horiz_bar) : -bw);
+ XtSetMappedWhenManaged(bar, True);
+ }
+ }
+
+ if (child != NULL) {
+ XtResizeWidget(child, intended.width, intended.height, 0);
+ MoveChild(w, needshoriz ? XtX(child) : 0, needsvert ? XtY(child) : 0);
+ }
+
+ SendReport (w, XawPRAll);
+}
+
+/*
+ * Function:
+ * ComputeWithForceBars
+ *
+ * Parameters:
+ * widget - viewport widget
+ * query - whether or not to query the child
+ * intended - cache of the childs height is stored here
+ * (used and returned)
+ * clip_width - size of clip window (used and returned)
+ * clip_height - ""
+ *
+ * Description:
+ * Computes the layout give forcebars is set.
+ */
+static void
+ComputeWithForceBars(Widget widget, Bool query, XtWidgetGeometry *intended,
+ int *clip_width, int *clip_height)
+{
+ ViewportWidget w = (ViewportWidget)widget;
+ Widget child = w->viewport.child;
+ XtWidgetGeometry preferred;
+
+ /*
+ * If forcebars then needs = allows = has
+ * Thus if needsvert is set it MUST have a scrollbar
+ */
+ if (w->viewport.allowvert) {
+ if (w->viewport.vert_bar == NULL)
+ w->viewport.vert_bar = CreateScrollbar(w, False);
+
+ *clip_width -= XtWidth(w->viewport.vert_bar) +
+ XtBorderWidth(w->viewport.vert_bar);
+ }
+
+ if (w->viewport.allowhoriz) {
+ if (w->viewport.horiz_bar == NULL)
+ w->viewport.horiz_bar = CreateScrollbar(w, True);
+
+ *clip_height -= XtHeight(w->viewport.horiz_bar) +
+ XtBorderWidth(w->viewport.horiz_bar);
+ }
+
+ AssignMax(*clip_width, 1);
+ AssignMax(*clip_height, 1);
+
+ if (!w->viewport.allowvert) {
+ intended->height = *clip_height;
+ intended->request_mode = CWHeight;
+ }
+ if (!w->viewport.allowhoriz) {
+ intended->width = *clip_width;
+ intended->request_mode = CWWidth;
+ }
+
+ if (query) {
+ if (w->viewport.allowvert || w->viewport.allowhoriz) {
+ XtQueryGeometry(child, intended, &preferred);
+
+ if (!(intended->request_mode & CWWidth)) {
+ if (preferred.request_mode & CWWidth)
+ intended->width = preferred.width;
+ else
+ intended->width = XtWidth(child);
+ }
+
+ if (!(intended->request_mode & CWHeight)) {
+ if (preferred.request_mode & CWHeight)
+ intended->height = preferred.height;
+ else
+ intended->height = XtHeight(child);
+ }
+ }
+ }
+ else {
+ if (w->viewport.allowvert)
+ intended->height = XtHeight(child);
+ if (w->viewport.allowhoriz)
+ intended->width = XtWidth(child);
+ }
+
+ if (*clip_width > (int)intended->width)
+ intended->width = *clip_width;
+ if (*clip_height > (int)intended->height)
+ intended->height = *clip_height;
+}
+
+static void
+XawViewportResize(Widget widget)
+{
+ ComputeLayout(widget, True, True);
+}
+
+/*ARGSUSED*/
+static Boolean
+Layout(FormWidget w, unsigned int width, unsigned int height, Bool force)
+{
+ ComputeLayout((Widget)w, True, True);
+ w->form.preferred_width = XtWidth(w);
+ w->form.preferred_height = XtHeight(w);
+
+ return (False);
+}
+
+static void
+ScrollUpDownProc(Widget widget, XtPointer closure, XtPointer call_data)
+{
+ ViewportWidget w = (ViewportWidget)closure;
+ Widget child = w->viewport.child;
+ int pix = (long)call_data;
+ int x, y;
+
+ if (child == NULL)
+ return;
+
+ x = XtX(child) - (widget == w->viewport.horiz_bar ? pix : 0);
+ y = XtY(child) - (widget == w->viewport.vert_bar ? pix : 0);
+ MoveChild(w, x, y);
+}
+
+/*ARGSUSED*/
+static void
+ThumbProc(Widget widget, XtPointer closure, XtPointer call_data)
+{
+ ViewportWidget w = (ViewportWidget)closure;
+ Widget child = w->viewport.child;
+ float percent = *(float *)call_data;
+ int x, y;
+
+ if (child == NULL)
+ return;
+
+ if (widget == w->viewport.horiz_bar)
+ x = -percent * XtWidth(child);
+ else
+ x = XtX(child);
+
+ if (widget == w->viewport.vert_bar)
+ y = -percent * XtHeight(child);
+ else
+ y = XtY(child);
+
+ MoveChild(w, x, y);
+}
+
+static XtGeometryResult
+TestSmaller(ViewportWidget w, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply_return)
+{
+ if (request->width < XtWidth(w) || request->height < XtHeight(w))
+ return (XtMakeGeometryRequest((Widget)w, request, reply_return));
+
+ return (XtGeometryYes);
+}
+
+static XtGeometryResult
+GeometryRequestPlusScrollbar(ViewportWidget w, Bool horizontal,
+ XtWidgetGeometry *request,
+ XtWidgetGeometry *reply_return)
+{
+ Widget sb;
+ XtWidgetGeometry plusScrollbars;
+
+ plusScrollbars = *request;
+ if ((sb = w->viewport.horiz_bar) == NULL)
+ sb = CreateScrollbar(w, horizontal);
+ request->width += XtWidth(sb);
+ request->height += XtHeight(sb);
+ XtDestroyWidget(sb);
+ return (XtMakeGeometryRequest((Widget)w, &plusScrollbars, reply_return));
+}
+
+#define WidthChange() (request->width != XtWidth(w))
+#define HeightChange() (request->height != XtHeight(w))
+static XtGeometryResult
+QueryGeometry(ViewportWidget w, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply_return)
+{
+ if (w->viewport.allowhoriz && w->viewport.allowvert)
+ return (TestSmaller(w, request, reply_return));
+
+ else if (w->viewport.allowhoriz && !w->viewport.allowvert) {
+ if (WidthChange() && !HeightChange())
+ return (TestSmaller(w, request, reply_return));
+ else if (!WidthChange() && HeightChange())
+ return (XtMakeGeometryRequest((Widget)w, request, reply_return));
+ else if (WidthChange() && HeightChange())
+ return (GeometryRequestPlusScrollbar(w, True, request, reply_return));
+ else /* !WidthChange() && !HeightChange() */
+ return (XtGeometryYes);
+ }
+ else if (!w->viewport.allowhoriz && w->viewport.allowvert) {
+ if (!WidthChange() && HeightChange())
+ return (TestSmaller(w, request, reply_return));
+ else if (WidthChange() && !HeightChange())
+ return (XtMakeGeometryRequest((Widget)w, request, reply_return));
+ else if (WidthChange() && HeightChange())
+ return (GeometryRequestPlusScrollbar(w, False, request, reply_return));
+ else /* !WidthChange() && !HeightChange() */
+ return (XtGeometryYes);
+ }
+ else /* (!w->viewport.allowhoriz && !w->viewport.allowvert) */
+ return (XtMakeGeometryRequest((Widget)w, request, reply_return));
+}
+#undef WidthChange
+#undef HeightChange
+
+static XtGeometryResult
+XawViewportGeometryManager(Widget child, XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ ViewportWidget w = (ViewportWidget)child->core.parent;
+ Bool rWidth = (request->request_mode & CWWidth) != 0;
+ Bool rHeight = (request->request_mode & CWHeight) != 0;
+ XtWidgetGeometry allowed;
+ XtGeometryResult result;
+ Bool reconfigured;
+ Bool child_changed_size;
+ unsigned int height_remaining;
+
+ if (request->request_mode & XtCWQueryOnly)
+ return (QueryGeometry(w, request, reply));
+
+ if (child != w->viewport.child
+ || request->request_mode & ~(CWWidth | CWHeight | CWBorderWidth)
+ || ((request->request_mode & CWBorderWidth)
+ && request->border_width > 0))
+ return (XtGeometryNo);
+
+ allowed = *request;
+
+ reconfigured = GetGeometry((Widget)w,
+ rWidth ? request->width : XtWidth(w),
+ rHeight ? request->height : XtHeight(w));
+
+ child_changed_size = (rWidth && XtWidth(child) != request->width) ||
+ (rHeight && XtHeight(child) != request->height);
+
+ height_remaining = XtHeight(w);
+ if (rWidth && XtWidth(w) != request->width) {
+ if (w->viewport.allowhoriz && request->width > XtWidth(w)) {
+ /* horizontal scrollbar will be needed so possibly reduce height */
+ Widget bar;
+
+ if ((bar = w->viewport.horiz_bar) == NULL)
+ bar = CreateScrollbar(w, True);
+ height_remaining -= XtHeight(bar) + XtBorderWidth(bar);
+ reconfigured = True;
+ }
+ else
+ allowed.width = XtWidth(w);
+ }
+ if (rHeight && height_remaining != request->height) {
+ if (w->viewport.allowvert && request->height > height_remaining) {
+ /* vertical scrollbar will be needed, so possibly reduce width */
+ if (!w->viewport.allowhoriz || request->width < XtWidth(w)) {
+ Widget bar;
+
+ if ((bar = w->viewport.vert_bar) == NULL)
+ bar = CreateScrollbar(w, False);
+ if (!rWidth) {
+ allowed.width = XtWidth(w);
+ allowed.request_mode |= CWWidth;
+ }
+ if (allowed.width > XtWidth(bar) + XtBorderWidth(bar))
+ allowed.width -= XtWidth(bar) + XtBorderWidth(bar);
+ else
+ allowed.width = 1;
+ reconfigured = True;
+ }
+ }
+ else
+ allowed.height = height_remaining;
+ }
+
+ if (allowed.width != request->width || allowed.height != request->height) {
+ *reply = allowed;
+ result = XtGeometryAlmost;
+ }
+ else {
+ if (rWidth)
+ XtWidth(child) = request->width;
+ if (rHeight)
+ XtHeight(child) = request->height;
+ result = XtGeometryYes;
+ }
+
+ if (reconfigured || child_changed_size)
+ ComputeLayout((Widget)w, False, result == XtGeometryYes);
+
+ return (result);
+}
+
+static Bool
+GetGeometry(Widget w, unsigned int width, unsigned int height)
+{
+ XtWidgetGeometry geometry, return_geom;
+ XtGeometryResult result;
+
+ if (width == XtWidth(w) && height == XtHeight(w))
+ return (False);
+
+ geometry.request_mode = CWWidth | CWHeight;
+ geometry.width = width;
+ geometry.height = height;
+
+ if (XtIsRealized(w)) {
+ if (((ViewportWidget)w)->viewport.allowhoriz && width > XtWidth(w))
+ geometry.width = XtWidth(w);
+ if (((ViewportWidget)w)->viewport.allowvert && height > XtHeight(w))
+ geometry.height = XtHeight(w);
+ }
+ else {
+ /* This is the Realize call; we'll inherit a w&h iff none currently */
+ if (XtWidth(w) != 0) {
+ if (XtHeight(w) != 0)
+ return (False);
+ geometry.width = XtWidth(w);
+ }
+ if (XtHeight(w) != 0)
+ geometry.height = XtHeight(w);
+ }
+
+ result = XtMakeGeometryRequest(w, &geometry, &return_geom);
+ if (result == XtGeometryAlmost)
+ result = XtMakeGeometryRequest(w, &return_geom, NULL);
+
+ return (result == XtGeometryYes);
+}
+
+static XtGeometryResult
+XawViewportQueryGeometry(Widget w, XtWidgetGeometry *constraints,
+ XtWidgetGeometry *reply)
+{
+ if (((ViewportWidget)w)->viewport.child != NULL)
+ return (XtQueryGeometry(((ViewportWidget)w)->viewport.child,
+ constraints, reply));
+
+ return (XtGeometryYes);
+}
+
+void
+XawViewportSetLocation
+(
+ Widget gw,
+#if NeedWidePrototypes
+ double xoff, double yoff
+#else
+ float xoff, float yoff
+#endif
+ )
+{
+ ViewportWidget w = (ViewportWidget)gw;
+ Widget child = w->viewport.child;
+ int x, y;
+
+ if (xoff > 1.0) /* scroll to right */
+ x = XtWidth(child);
+ else if (xoff < 0.0) /* if the offset is < 0.0 nothing */
+ x = XtX(child);
+ else
+ x = (float)XtWidth(child) * xoff;
+
+ if (yoff > 1.0)
+ y = XtHeight(child);
+ else if (yoff < 0.0)
+ y = XtY(child);
+ else
+ y = (float)XtHeight(child) * yoff;
+
+ MoveChild (w, -x, -y);
+}
+
+void
+XawViewportSetCoordinates(Widget gw,
+#if NeedWidePrototypes
+ int x, int y
+#else
+ Position x, Position y
+#endif
+)
+{
+ ViewportWidget w = (ViewportWidget)gw;
+ Widget child = w->viewport.child;
+
+ if (x > XtWidth(child))
+ x = XtWidth(child);
+ else if (x < 0)
+ x = XtX(child);
+
+ if (y > XtHeight(child))
+ y = XtHeight(child);
+ else if (y < 0)
+ y = XtY(child);
+
+ MoveChild (w, -x, -y);
+}
diff --git a/libXaw/src/XawI18n.c b/libXaw/src/XawI18n.c
index 38483f40e..9a49521a9 100644
--- a/libXaw/src/XawI18n.c
+++ b/libXaw/src/XawI18n.c
@@ -1,105 +1,105 @@
-/* Copyright 1991 NCR Corporation - Dayton, Ohio, USA */
-
-/*
- * Copyright 1990, 1991 by OMRON Corporation, NTT Software Corporation,
- * and Nippon Telegraph and Telephone Corporation
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of OMRON, NTT Software, and NTT
- * not be used in advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission. OMRON, NTT Software,
- * and NTT make no representations about the suitability of this
- * software for any purpose. It is provided "as is" without express or
- * implied warranty.
- *
- * OMRON, NTT SOFTWARE, AND NTT, DISCLAIM ALL WARRANTIES WITH REGARD
- * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS, IN NO EVENT SHALL OMRON, NTT SOFTWARE, OR NTT BE
- * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Author: Li Yuhong OMRON Corporation
- */
-
-/*
-
-Copyright 1991, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include "XawI18n.h"
-
-wchar_t
-#if NeedWidePrototypes
-_Xaw_atowc(int c)
-#else
-_Xaw_atowc(unsigned char c)
-#endif
-{
- wchar_t wc;
- char str[2];
-
- str[0] = c;
- str[1] = '\0';
-
- mbtowc(&wc, str, 1);
-
- return (wc);
-}
-
-#ifdef NCR
-int
-_Xaw_iswspace(wchar_t w)
-{
- int ret = 0;
- wchar_t s = _Xaw_atowc(' ');
-
- if (s == w)
- ret = 1;
-
- return (ret);
-}
-#endif
-
-int
-_Xaw_iswalnum(wchar_t ch)
-{
-#ifdef HAVE_ISWALNUM
- return iswalnum(ch);
-#else
- unsigned char mb[MB_LEN_MAX];
-
- wctomb((char*)mb, ch);
-
- return (isalnum(*mb));
-#endif
-}
+/* Copyright 1991 NCR Corporation - Dayton, Ohio, USA */
+
+/*
+ * Copyright 1990, 1991 by OMRON Corporation, NTT Software Corporation,
+ * and Nippon Telegraph and Telephone Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the names of OMRON, NTT Software, and NTT
+ * not be used in advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission. OMRON, NTT Software,
+ * and NTT make no representations about the suitability of this
+ * software for any purpose. It is provided "as is" without express or
+ * implied warranty.
+ *
+ * OMRON, NTT SOFTWARE, AND NTT, DISCLAIM ALL WARRANTIES WITH REGARD
+ * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL OMRON, NTT SOFTWARE, OR NTT BE
+ * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Li Yuhong OMRON Corporation
+ */
+
+/*
+
+Copyright 1991, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include "XawI18n.h"
+
+wchar_t
+#if NeedWidePrototypes
+_Xaw_atowc(int c)
+#else
+_Xaw_atowc(unsigned char c)
+#endif
+{
+ wchar_t wc;
+ char str[2];
+
+ str[0] = c;
+ str[1] = '\0';
+
+ mbtowc(&wc, str, 1);
+
+ return (wc);
+}
+
+#ifdef NCR
+int
+_Xaw_iswspace(wchar_t w)
+{
+ int ret = 0;
+ wchar_t s = _Xaw_atowc(' ');
+
+ if (s == w)
+ ret = 1;
+
+ return (ret);
+}
+#endif
+
+int
+_Xaw_iswalnum(wchar_t ch)
+{
+#ifdef HAVE_ISWALNUM
+ return iswalnum(ch);
+#else
+ unsigned char mb[MB_LEN_MAX];
+
+ wctomb((char*)mb, ch);
+
+ return (isalnum(*mb));
+#endif
+}
diff --git a/libXaw/src/XawI18n.h b/libXaw/src/XawI18n.h
index 6a9064a3a..d50171cfb 100644
--- a/libXaw/src/XawI18n.h
+++ b/libXaw/src/XawI18n.h
@@ -1,118 +1,118 @@
-/************************************************************
-
-Copyright 1993, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-********************************************************/
-
-#ifdef HAVE_WCTYPE_H
-#include <wctype.h>
-#ifdef HAVE_WIDEC_H
-#include <widec.h>
-#define wcslen(c) wslen(c)
-#define wcscpy(d, s) wscpy(d, s)
-#define wcsncpy(d, s, l) wsncpy(d, s, l)
-#endif
-#endif
-
-#ifdef HAVE_WCHAR_H
-#include <wchar.h>
-#endif
-
-#if defined(AIXV3) || defined(__SCO__)
-#include <ctype.h>
-#endif
-
-#ifdef NCR
-#define iswspace(c) _Xaw_iswspace(c)
-int _Xaw_iswspace
-(
- wchar_t c
- );
-#endif
-
-#ifdef sony
-#ifndef SVR4
-#include <jctype.h>
-#define iswspace(c) jisspace(c)
-#endif
-#endif
-
-#ifdef QNX4
-#define toascii( c ) ((unsigned)(c) & 0x007f)
-#endif
-
-#include <stdlib.h>
-
-#ifdef USE_XWCHAR_STRING
-int _Xwcslen
-(
- wchar_t *wstr
- );
-
-#define wcslen(c) _Xwcslen(c)
-
-wchar_t *_Xwcscpy
-(
- wchar_t *wstr1,
- wchar_t *wstr2
- );
-
-#define wcscpy(d,s) _Xwcscpy(d,s)
-
-wchar_t *_Xwcsncpy
-(
- wchar_t *wstr1,
- wchar_t *wstr2,
- int len
- );
-
-#define wcsncpy(d, s, l) _Xwcsncpy(d, s, l)
-
-#ifdef USE_XMBTOWC
-#define mbtowc(wc, s, l) _Xmbtowc(wc, s, l)
-#endif
-#endif
-
-wchar_t _Xaw_atowc
-(
-#if NeedWidePrototypes
- int c
-#else
- unsigned char c
-#endif
- );
-
-#ifndef HAS_ISW_FUNCS
-#include <ctype.h>
-#ifndef iswspace
-#define iswspace(c) (isascii(c) && isspace(toascii(c)))
-#endif
-#endif
-
-#if !defined(iswalnum) && !defined(HAVE_ISWALNUM)
-#define iswalnum(c) _Xaw_iswalnum(c)
-#endif
-int _Xaw_iswalnum
-(
- wchar_t c
- );
+/************************************************************
+
+Copyright 1993, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+********************************************************/
+
+#ifdef HAVE_WCTYPE_H
+#include <wctype.h>
+#ifdef HAVE_WIDEC_H
+#include <widec.h>
+#define wcslen(c) wslen(c)
+#define wcscpy(d, s) wscpy(d, s)
+#define wcsncpy(d, s, l) wsncpy(d, s, l)
+#endif
+#endif
+
+#ifdef HAVE_WCHAR_H
+#include <wchar.h>
+#endif
+
+#if defined(AIXV3) || defined(__SCO__)
+#include <ctype.h>
+#endif
+
+#ifdef NCR
+#define iswspace(c) _Xaw_iswspace(c)
+int _Xaw_iswspace
+(
+ wchar_t c
+ );
+#endif
+
+#ifdef sony
+#ifndef SVR4
+#include <jctype.h>
+#define iswspace(c) jisspace(c)
+#endif
+#endif
+
+#ifdef QNX4
+#define toascii( c ) ((unsigned)(c) & 0x007f)
+#endif
+
+#include <stdlib.h>
+
+#ifdef USE_XWCHAR_STRING
+int _Xwcslen
+(
+ wchar_t *wstr
+ );
+
+#define wcslen(c) _Xwcslen(c)
+
+wchar_t *_Xwcscpy
+(
+ wchar_t *wstr1,
+ wchar_t *wstr2
+ );
+
+#define wcscpy(d,s) _Xwcscpy(d,s)
+
+wchar_t *_Xwcsncpy
+(
+ wchar_t *wstr1,
+ wchar_t *wstr2,
+ int len
+ );
+
+#define wcsncpy(d, s, l) _Xwcsncpy(d, s, l)
+
+#ifdef USE_XMBTOWC
+#define mbtowc(wc, s, l) _Xmbtowc(wc, s, l)
+#endif
+#endif
+
+wchar_t _Xaw_atowc
+(
+#if NeedWidePrototypes
+ int c
+#else
+ unsigned char c
+#endif
+ );
+
+#ifndef HAS_ISW_FUNCS
+#include <ctype.h>
+#ifndef iswspace
+#define iswspace(c) (isascii(c) && isspace(toascii(c)))
+#endif
+#endif
+
+#if !defined(iswalnum) && !defined(HAVE_ISWALNUM)
+#define iswalnum(c) _Xaw_iswalnum(c)
+#endif
+int _Xaw_iswalnum
+(
+ wchar_t c
+ );
diff --git a/libXaw/src/XawIm.c b/libXaw/src/XawIm.c
index 11391b57a..3b7032b74 100644
--- a/libXaw/src/XawIm.c
+++ b/libXaw/src/XawIm.c
@@ -1,1609 +1,1609 @@
-/*
- * Copyright 1991 by OMRON Corporation
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of OMRON not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. OMRON makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
- * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
- * OMRON BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
- * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTUOUS ACTION,
- * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- *
- * Author: Seiji Kuwari OMRON Corporation
- * kuwa@omron.co.jp
- * kuwa%omron.co.jp@uunet.uu.net
- */
-
-
-/*
-
-Copyright 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xos.h>
-#include <X11/Xfuncs.h>
-#include <X11/ShellP.h>
-#include <X11/Xaw/TextP.h>
-#include <X11/Xaw/MultiSrc.h>
-#include <X11/Xaw/MultiSinkP.h>
-#include <X11/Xaw/XawImP.h>
-#include <X11/Xaw/VendorEP.h>
-#include "XawI18n.h"
-#include <ctype.h>
-
-#include <stdarg.h>
-
-#define maxAscentOfFontSet(fontset) \
- ( - (XExtentsOfFontSet((fontset)))->max_logical_extent.y)
-
-#define maxHeightOfFontSet(fontset) \
- ((XExtentsOfFontSet((fontset)))->max_logical_extent.height)
-
-#define maxDescentOfFontSet(fontset) \
- (maxHeightOfFontSet(fontset) - maxAscentOfFontSet(fontset))
-
-#define Offset(field) (XtOffsetOf(XawIcTablePart, field))
-
-/*****************************************************
- *
- * Forward reference prototypes
- *
- *****************************************************/
-
-/*
- * Prototypes
- */
-static void AllCreateIC(XawVendorShellExtPart*);
-static void CloseIM(XawVendorShellExtPart*);
-static void CompileResourceList(XtResourceList, unsigned int);
-static void ConfigureCB(Widget, XtPointer, XEvent*, Boolean*);
-static void CreateIC(Widget, XawVendorShellExtPart*);
-static XawIcTableList CreateIcTable(Widget, XawVendorShellExtPart*);
-static XawIcTableList CurrentSharedIcTable(XawVendorShellExtPart*);
-static void Destroy(Widget, XawVendorShellExtPart*);
-static void DestroyAllIM(XawVendorShellExtPart*);
-static void DestroyIC(Widget, XawVendorShellExtPart*);
-static void FreeAllDataOfVendorShell(XawVendorShellExtPart*,
- VendorShellWidget);
-static XawVendorShellExtPart *GetExtPart(VendorShellWidget);
-static XawIcTableList GetIcTable(Widget, XawVendorShellExtPart*);
-static XawIcTableList GetIcTableShared(Widget, XawVendorShellExtPart*);
-static XIMStyle GetInputStyleOfIC(XawVendorShellExtPart*);
-static Bool Initialize(VendorShellWidget, XawVendorShellExtPart*);
-static Bool IsCreatedIC(Widget, XawVendorShellExtPart*);
-static Bool IsRegistered(Widget, XawVendorShellExtPart*);
-static Bool IsSharedIC(XawVendorShellExtPart*);
-static Bool NoRegistered(XawVendorShellExtPart*);
-static void OpenIM(XawVendorShellExtPart*);
-static void Reconnect(XawVendorShellExtPart*);
-static void Register(Widget, XawVendorShellExtPart*);
-static Bool RegisterToVendorShell(Widget, XawVendorShellExtPart*);
-static void ResizeVendorShell(VendorShellWidget, XawVendorShellExtPart*);
-static Bool ResizeVendorShell_Core(VendorShellWidget, XawVendorShellExtPart*,
- XawIcTableList);
-static VendorShellWidget SearchVendorShell(Widget);
-static Widget SetErrCnxt(Widget, XIM);
-static XawVendorShellExtPart *SetExtPart(VendorShellWidget,
- XawVendorShellExtWidget);
-static void SetFocus(Widget, XawVendorShellExtPart*);
-static void SetFocusValues(Widget, ArgList, Cardinal, Bool);
-static void SetICFocus(Widget, XawVendorShellExtPart*);
-static void SetICValues(Widget, XawVendorShellExtPart*, Bool);
-static void SetICValuesShared(Widget, XawVendorShellExtPart*, XawIcTableList,
- Bool);
-static void SetValues(Widget, XawVendorShellExtPart*, ArgList, Cardinal);
-static unsigned int SetVendorShellHeight(XawVendorShellExtPart*,
- unsigned int);
-static void SharedICChangeFocusWindow(Widget, XawVendorShellExtPart*,
- XawIcTableList);
-static void SizeNegotiation(XawIcTableList, unsigned int, unsigned int);
-static void Unregister(Widget, XawVendorShellExtPart*);
-static void UnregisterFromVendorShell(Widget, XawVendorShellExtPart*);
-static void UnsetFocus(Widget);
-static void UnsetICFocus(Widget, XawVendorShellExtPart*);
-static void VendorShellDestroyed(Widget, XtPointer, XtPointer);
-
-/*
- * From Vendor.c
- */
-void XawVendorShellExtResize(Widget);
-void XawVendorStructureNotifyHandler(Widget, XtPointer, XEvent*, Boolean*);
-
-
-/*
- * From Xt/Resources.c
- */
-void _XtCopyFromArg(XtArgVal src, char*, unsigned int);
-
-static XtResource resources[] =
-{
- {
- XtNfontSet, XtCFontSet, XtRFontSet, sizeof(XFontSet),
- Offset (font_set), XtRString, XtDefaultFontSet
- },
- {
- XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
- Offset (foreground), XtRString, (XtPointer)"XtDefaultForeground"
- },
- {
- XtNbackground, XtCBackground, XtRPixel, sizeof(Pixel),
- Offset (background), XtRString, (XtPointer)"XtDefaultBackground"
- },
- {
- XtNbackgroundPixmap, XtCPixmap, XtRPixmap, sizeof(Pixmap),
- Offset (bg_pixmap), XtRImmediate, (XtPointer) XtUnspecifiedPixmap
- },
- {
- XtNinsertPosition, XtCTextPosition, XtRInt, sizeof (XawTextPosition),
- Offset (cursor_position), XtRImmediate, (XtPointer) 0
- }
-};
-#undef Offset
-
-
-static VendorShellWidget SearchVendorShell(Widget w)
-{
- while(w && !XtIsShell(w)) w = XtParent(w);
- if (w && XtIsVendorShell(w)) return((VendorShellWidget)w);
- return(NULL);
-}
-
-static XContext extContext = (XContext)NULL;
-
-static XawVendorShellExtPart *
-SetExtPart(VendorShellWidget w, XawVendorShellExtWidget vew)
-{
- contextDataRec *contextData;
-
- if (extContext == (XContext)NULL) extContext = XUniqueContext();
-
- contextData = XtNew(contextDataRec);
- contextData->parent = (Widget)w;
- contextData->ve = (Widget)vew;
- if (XSaveContext(XtDisplay(w), (Window)w, extContext, (char *)contextData)) {
- return(NULL);
- }
- return(&(vew->vendor_ext));
-}
-
-static XawVendorShellExtPart *
-GetExtPart(VendorShellWidget w)
-{
- contextDataRec *contextData;
- XawVendorShellExtWidget vew;
-
- if (XFindContext(XtDisplay(w), (Window)w, extContext,
- (XPointer*)&contextData)) {
- return(NULL);
- }
- vew = (XawVendorShellExtWidget)contextData->ve;
- return(&(vew->vendor_ext));
-}
-
-static Bool
-IsSharedIC(XawVendorShellExtPart * ve)
-{
- return( ve->ic.shared_ic );
-}
-
-static XawIcTableList
-GetIcTableShared(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
-
- for (p = ve->ic.ic_table; p; p = p->next) {
- if (p->widget == w) {
- if (IsSharedIC(ve)) {
- return(ve->ic.shared_ic_table);
- } else {
- return(p);
- }
- }
- }
- return(NULL);
-}
-
-static XawIcTableList
-GetIcTable(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
-
- for (p = ve->ic.ic_table; p; p = p->next) {
- if (p->widget == w) {
- return(p);
- }
- }
- return(NULL);
-}
-
-static XIMStyle
-GetInputStyleOfIC(XawVendorShellExtPart *ve)
-{
-
- if (!ve) return((XIMStyle)0);
- return(ve->ic.input_style);
-}
-
-/*ARGSUSED*/
-static void
-ConfigureCB(Widget w, XtPointer closure, XEvent *event, Boolean *unused)
-{
- XawIcTableList p;
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
- XVaNestedList pe_attr;
- XRectangle pe_area;
- XawTextMargin *margin;
-
- if (event->type != ConfigureNotify) return;
-
- if ((vw = SearchVendorShell(w)) == NULL) return;
-
- if ((ve = GetExtPart(vw)) != NULL) {
- if (IsSharedIC(ve)) return;
- if ((ve->im.xim == NULL) ||
- ((p = GetIcTableShared(w, ve)) == NULL) ||
- (p->xic == NULL) || !(p->input_style & XIMPreeditPosition)) return;
- pe_area.x = 0;
- pe_area.y = 0;
- pe_area.width = w->core.width;
- pe_area.height = w->core.height;
- margin = &(((TextWidget)w)->text.margin);
- pe_area.x += margin->left;
- pe_area.y += margin->top;
- pe_area.width -= (margin->left + margin->right - 1);
- pe_area.height -= (margin->top + margin->bottom - 1);
-
- pe_attr = XVaCreateNestedList(0, XNArea, &pe_area, NULL);
- XSetICValues(p->xic, XNPreeditAttributes, pe_attr, NULL);
- XtFree(pe_attr);
- }
-}
-
-static XContext errContext = (XContext)NULL;
-
-static Widget SetErrCnxt(Widget w, XIM xim)
-{
- contextErrDataRec *contextErrData;
-
- if (errContext == (XContext)NULL) errContext = XUniqueContext();
-
- contextErrData = XtNew(contextErrDataRec);
- contextErrData->widget = w;
- contextErrData->xim = xim;
- if (XSaveContext(XtDisplay(w), (Window)xim, errContext,
- (char *)contextErrData)) {
- return(NULL);
- }
- return(contextErrData->widget);
-}
-
-#if 0
-static Widget
-GetErrCnxt(XIM error_im)
-{
- contextErrDataRec *contextErrData;
-
- if (XFindContext(XDisplayOfIM(error_im), (Window)error_im, errContext,
- (XPointer*)&contextErrData)) {
- return(NULL);
- }
- return(contextErrData->widget);
-}
-#endif
-
-static void
-CloseIM(XawVendorShellExtPart *ve)
-{
- if (ve->im.xim)
- XCloseIM(ve->im.xim);
-}
-
-static unsigned int
-SetVendorShellHeight(XawVendorShellExtPart* ve, unsigned int height)
-{
- Arg args[2];
- Cardinal i = 0;
-
- if (ve->im.area_height < height || height == 0) {
- XtSetArg(args[i], XtNheight,
- (ve->parent->core.height + height - ve->im.area_height));
- ve->im.area_height = height;
- XtSetValues(ve->parent, args, 1);
- }
- return(ve->im.area_height);
-}
-
-static void
-DestroyAllIM(XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
- contextErrDataRec *contextErrData;
-
- /*
- * Destory all ICs
- */
- if (IsSharedIC(ve)) {
- if ((p = ve->ic.shared_ic_table) && p->xic) {
- DestroyIC(p->widget, ve);
- p->xic = NULL;
- p->ic_focused = FALSE;
- }
- } else {
- for (p = ve->ic.ic_table; p; p = p->next) {
- if (p->xic == NULL) continue;
- DestroyIC(p->widget, ve);
- p->xic = NULL;
- p->ic_focused = FALSE;
- }
- }
- if (!ve->im.xim) return;
- /*
- * Close Input Method
- */
- if (!XFindContext(XDisplayOfIM(ve->im.xim), (Window)ve->im.xim, errContext,
- (XPointer*)&contextErrData)) {
- if (contextErrData) XtFree((char *)contextErrData);
- }
- XDeleteContext(XDisplayOfIM(ve->im.xim), (Window)ve->im.xim, errContext);
- CloseIM(ve);
- ve->im.xim = NULL;
-
- /*
- * resize vendor shell to core size
- */
- (void) SetVendorShellHeight(ve, 0);
- /*
- XawVendorShellExtResize(vw);
- */
- return;
-}
-
-static void
-FreeAllDataOfVendorShell(XawVendorShellExtPart *ve, VendorShellWidget vw)
-{
- XawIcTableList p, next;
- contextErrDataRec *contextErrData;
-
- if (!XFindContext(XtDisplay(vw), (Window)vw, extContext,
- (XPointer*)&contextErrData)) {
- if (contextErrData) XtFree((char *)contextErrData);
- }
- XDeleteContext(XtDisplay(vw), (Window)vw, extContext);
- if (ve->ic.shared_ic_table)
- XtFree((char *)ve->ic.shared_ic_table);
- if (ve->im.resources) XtFree((char *)ve->im.resources);
- for (p = ve->ic.ic_table; p; p = next) {
- next = p->next;
- XtFree((char *)p);
- }
-}
-
-static void
-VendorShellDestroyed(Widget w, XtPointer cl_data, XtPointer ca_data)
-{
- XawVendorShellExtPart *ve;
-
- if ( ( ve = GetExtPart( (VendorShellWidget) w ) ) == NULL ) return;
- DestroyAllIM( ve );
- FreeAllDataOfVendorShell( ve, (VendorShellWidget) w );
- return;
-}
-
-#if 0
-static int
-IOErrorHandler(XIM error_im)
-{
- VendorShellWidget vw;
- XawVendorShellExtPart * ve;
-
- if ((vw = (VendorShellWidget)GetErrCnxt(error_im)) == NULL
- || (ve = GetExtPart(vw)) == NULL) return(0);
-
- DestroyAllIM(ve);
- return(0);
-}
-#endif
-
-/*
- * Attempt to open an input method
- */
-
-static void
-OpenIM(XawVendorShellExtPart *ve)
-{
- int i;
- char *p, *s, *ns, *end, *pbuf, buf[32];
- XIM xim = NULL;
- XIMStyles *xim_styles;
- XIMStyle input_style = 0;
- Boolean found;
-
- if (ve->im.open_im == False) return;
- ve->im.xim = NULL;
- if (ve->im.input_method == NULL) {
- if ((p = XSetLocaleModifiers("@im=none")) != NULL && *p)
- xim = XOpenIM(XtDisplay(ve->parent), NULL, NULL, NULL);
- } else {
- /* no fragment can be longer than the whole string */
- Cardinal len = strlen (ve->im.input_method) + 5;
-
- if (len < sizeof buf) pbuf = buf;
- else pbuf = XtMalloc (len);
-
- if (pbuf == NULL) return;
-
- for(ns=s=ve->im.input_method; ns && *s;) {
- /* skip any leading blanks */
- while (*s && isspace(*s)) s++;
- if (!*s) break;
- if ((ns = end = strchr(s, ',')) == NULL)
- end = s + strlen(s);
- /* If there is a spurious comma end can be the same as s */
- if (end > s) {
- /* strip any trailing blanks */
- while (isspace(*(end - 1))) end--;
-
- strcpy (pbuf, "@im=");
- strncat (pbuf, s, end - s);
- pbuf[end - s + 4] = '\0';
- }
-
- if ((p = XSetLocaleModifiers(pbuf)) != NULL && *p
- && (xim = XOpenIM(XtDisplay(ve->parent), NULL, NULL, NULL)) != NULL)
- break;
-
- s = ns + 1;
- }
-
- if (pbuf != buf) XtFree (pbuf);
- }
- if (xim == NULL) {
- if ((p = XSetLocaleModifiers("")) != NULL) {
- xim = XOpenIM(XtDisplay(ve->parent), NULL, NULL, NULL);
- }
- }
- if (xim == NULL) {
- XtAppWarning(XtWidgetToApplicationContext(ve->parent),
- "Input Method Open Failed");
- return;
- }
- if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
- || !xim_styles) {
- XtAppWarning(XtWidgetToApplicationContext(ve->parent),
- "input method doesn't support any style");
- XCloseIM(xim);
- return;
- }
- found = False;
- for(ns = s = ve->im.preedit_type; s && !found;) {
- while (*s && isspace(*s)) s++;
- if (!*s) break;
- if ((ns = end = strchr(s, ',')) == NULL)
- end = s + strlen(s);
- else
- ns++;
- if (end > s)
- while (isspace(*(end - 1))) end--;
-
- if (!strncmp(s, "OverTheSpot", end - s)) {
- input_style = (XIMPreeditPosition | XIMStatusArea);
- } else if (!strncmp(s, "OffTheSpot", end - s)) {
- input_style = (XIMPreeditArea | XIMStatusArea);
- } else if (!strncmp(s, "Root", end - s)) {
- input_style = (XIMPreeditNothing | XIMStatusNothing);
- }
- for (i = 0; (unsigned short)i < xim_styles->count_styles; i++)
- if (input_style == xim_styles->supported_styles[i]) {
- ve->ic.input_style = input_style;
- SetErrCnxt(ve->parent, xim);
- ve->im.xim = xim;
- found = True;
- break;
- }
-
- s = ns;
- }
- XFree(xim_styles);
-
- if (!found) {
- XCloseIM(xim);
- XtAppWarning(XtWidgetToApplicationContext(ve->parent),
- "input method doesn't support my input style");
- }
-}
-
-static Bool
-ResizeVendorShell_Core(VendorShellWidget vw, XawVendorShellExtPart *ve,
- XawIcTableList p)
-{
- XVaNestedList pe_attr, st_attr;
- XRectangle pe_area, st_area;
- XRectangle *get_pe_area = NULL, *get_st_area = NULL;
-
- st_area.width = 0;
- if (p->input_style & XIMStatusArea) {
- st_attr = XVaCreateNestedList(0, XNArea, &get_st_area, NULL);
- XGetICValues(p->xic, XNStatusAttributes, st_attr, NULL);
- XFree(st_attr);
- if (p->xic == NULL) {
- return(FALSE);
- }
- st_area.x = 0;
- st_area.y = vw->core.height - ve->im.area_height;
- st_area.width = get_st_area->width;
- st_area.height = get_st_area->height;
- XFree(get_st_area);
- st_attr = XVaCreateNestedList(0, XNArea, &st_area, NULL);
- XSetICValues(p->xic, XNStatusAttributes, st_attr, NULL);
- XFree(st_attr);
- if (p->xic == NULL) {
- return(FALSE);
- }
- }
- if (p->input_style & XIMPreeditArea) {
- pe_attr = XVaCreateNestedList(0, XNArea, &get_pe_area, NULL);
- XGetICValues(p->xic, XNPreeditAttributes, pe_attr, NULL);
- XFree(pe_attr);
- if (p->xic == NULL) {
- return(FALSE);
- }
- pe_area.x = st_area.width;
- pe_area.y = vw->core.height - ve->im.area_height;
- pe_area.width = vw->core.width;
- pe_area.height = get_pe_area->height;
- if (p->input_style & XIMStatusArea) {
- pe_area.width -= st_area.width;
- }
- XFree(get_pe_area);
- pe_attr = XVaCreateNestedList(0, XNArea, &pe_area, NULL);
- XSetICValues(p->xic, XNPreeditAttributes, pe_attr, NULL);
- XFree(pe_attr);
- }
- return(TRUE);
-}
-
-static void
-ResizeVendorShell(VendorShellWidget vw, XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
-
- if (IsSharedIC(ve)) {
- p = ve->ic.shared_ic_table;
- if (p->xic == NULL) return;
- ResizeVendorShell_Core(vw, ve, p);
- return;
- }
- for (p = ve->ic.ic_table; p; p = p->next) {
- if (p->xic == NULL) continue;
- if (ResizeVendorShell_Core(vw, ve, p) == FALSE) return;
- }
-}
-
-static XawIcTableList
-CreateIcTable(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList table;
-
- table = (XawIcTableList) XtMalloc(sizeof(XawIcTablePart));
- if (table == NULL) return(NULL);
- table->widget = w;
- table->xic = NULL;
- table->flg = table->prev_flg = 0;
- table->font_set = NULL;
- table->foreground = table->background = 0xffffffff;
- table->bg_pixmap = 0;
- table->cursor_position = 0xffff;
- table->line_spacing = 0;
- table->ic_focused = FALSE;
- table->openic_error = FALSE;
- return(table);
-}
-
-static Bool
-RegisterToVendorShell(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList table;
-
- if ((table = CreateIcTable(w, ve)) == NULL) return(FALSE);
- table->next = ve->ic.ic_table;
- ve->ic.ic_table = table;
- return(TRUE);
-}
-
-static void
-UnregisterFromVendorShell(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList *prev, p;
-
- for (prev = &ve->ic.ic_table; (p = *prev) != NULL; prev = &p->next) {
- if (p->widget == w) {
- *prev = p->next;
- XtFree((char *)p);
- break;
- }
- }
- return;
-}
-
-static void
-SetICValuesShared(Widget w, XawVendorShellExtPart *ve,
- XawIcTableList p, Bool check)
-{
- XawIcTableList pp;
-
- if ((pp = GetIcTable(w, ve)) == NULL) return;
- if (check == TRUE && CurrentSharedIcTable(ve) != pp) return;
-
- if (pp->prev_flg & CICursorP && p->cursor_position != pp->cursor_position) {
- p->cursor_position = pp->cursor_position;
- p->flg |= CICursorP;
- }
- if (pp->prev_flg & CIFontSet && p->font_set != pp->font_set) {
- p->font_set = pp->font_set;
- p->flg |= (CIFontSet|CICursorP);
- }
- if (pp->prev_flg & CIFg && p->foreground != pp->foreground) {
- p->foreground = pp->foreground;
- p->flg |= CIFg;
- }
- if (pp->prev_flg & CIBg && p->background != pp->background) {
- p->background = pp->background;
- p->flg |= CIBg;
- }
- if (pp->prev_flg & CIBgPixmap && p->bg_pixmap != pp->bg_pixmap) {
- p->bg_pixmap = pp->bg_pixmap;
- p->flg |= CIBgPixmap;
- }
- if (pp->prev_flg & CILineS && p->line_spacing != pp->line_spacing) {
- p->line_spacing = pp->line_spacing;
- p->flg |= CILineS;
- }
-}
-
-static Bool
-IsCreatedIC(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
-
- if (ve->im.xim == NULL) return(FALSE);
- if ((p = GetIcTableShared(w, ve)) == NULL) return(FALSE);
- if (p->xic == NULL) return(FALSE);
- return(TRUE);
-}
-
-static void
-SizeNegotiation(XawIcTableList p, unsigned int width, unsigned int height)
-{
- XRectangle pe_area, st_area;
- XVaNestedList pe_attr = NULL, st_attr = NULL;
- int ic_cnt = 0;
- XRectangle *pe_area_needed = NULL, *st_area_needed = NULL;
- XPointer ic_a[5];
-
- if (p->input_style & XIMPreeditArea) {
- pe_attr = XVaCreateNestedList(0, XNAreaNeeded, &pe_area_needed, NULL);
- ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
- }
- if (p->input_style & XIMStatusArea) {
- st_attr = XVaCreateNestedList(0, XNAreaNeeded, &st_area_needed, NULL);
- ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
- }
- ic_a[ic_cnt] = (XPointer) NULL;
-
- if (ic_cnt > 0) {
- XGetICValues(p->xic, ic_a[0], ic_a[1], ic_a[2], ic_a[3], NULL);
- if (pe_attr) XFree(pe_attr);
- if (st_attr) XFree(st_attr);
- if (p->xic == NULL) {
- p->openic_error = True;
- return;
- }
- pe_attr = st_attr = NULL;
- ic_cnt = 0;
- if (p->input_style & XIMStatusArea) {
- st_area.height = st_area_needed->height;
- st_area.x = 0;
- st_area.y = height - st_area.height;
- if (p->input_style & XIMPreeditArea) {
- st_area.width = st_area_needed->width;
- } else {
- st_area.width = width;
- }
-
- XFree(st_area_needed);
- st_attr = XVaCreateNestedList(0, XNArea, &st_area, NULL);
- ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
- }
- if (p->input_style & XIMPreeditArea) {
- if (p->input_style & XIMStatusArea) {
- pe_area.x = st_area.width;
- pe_area.width = width - st_area.width;
- } else {
- pe_area.x = 0;
- pe_area.width = width;
- }
- pe_area.height = pe_area_needed->height;
- XFree(pe_area_needed);
- pe_area.y = height - pe_area.height;
- pe_attr = XVaCreateNestedList(0, XNArea, &pe_area, NULL);
- ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
- }
- ic_a[ic_cnt] = (XPointer) NULL;
- XSetICValues(p->xic, ic_a[0], ic_a[1], ic_a[2], ic_a[3], NULL);
- if (pe_attr) XFree(pe_attr);
- if (st_attr) XFree(st_attr);
- if (p->xic == NULL) {
- p->openic_error = True;
- return;
- }
- }
-}
-
-static void
-CreateIC(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
- XPoint position;
- XRectangle pe_area, st_area;
- XVaNestedList pe_attr = NULL, st_attr = NULL;
- XPointer ic_a[20], pe_a[20], st_a[20];
- Dimension height = 0;
- int ic_cnt = 0, pe_cnt = 0, st_cnt = 0;
- XawTextMargin *margin;
-
- if (!XtIsRealized(w)) return;
- if (((ve->im.xim == NULL) || (p = GetIcTableShared(w, ve)) == NULL) ||
- p->xic || (p->openic_error != FALSE)) return;
-
- p->input_style = GetInputStyleOfIC(ve);
-
- if (IsSharedIC(ve)) SetICValuesShared(w, ve, p, FALSE);
- XFlush(XtDisplay(w));
-
- if (p->input_style & (XIMPreeditArea|XIMPreeditPosition|XIMStatusArea)) {
- if (p->flg & CIFontSet) {
- pe_a[pe_cnt] = (XPointer) XNFontSet; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->font_set; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNFontSet; st_cnt++;
- st_a[st_cnt] = (XPointer) p->font_set; st_cnt++;
- if (p->font_set) {
- height = maxAscentOfFontSet(p->font_set)
- + maxDescentOfFontSet(p->font_set);
- }
- height = SetVendorShellHeight(ve, height);
- }
- if (p->flg & CIFg) {
- pe_a[pe_cnt] = (XPointer) XNForeground; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->foreground; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNForeground; st_cnt++;
- st_a[st_cnt] = (XPointer) p->foreground; st_cnt++;
- }
- if (p->flg & CIBg) {
- pe_a[pe_cnt] = (XPointer) XNBackground; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->background; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNBackground; st_cnt++;
- st_a[st_cnt] = (XPointer) p->background; st_cnt++;
- }
- if (p->flg & CIBgPixmap) {
- pe_a[pe_cnt] = (XPointer) XNBackgroundPixmap; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->bg_pixmap; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNBackgroundPixmap; st_cnt++;
- st_a[st_cnt] = (XPointer) p->bg_pixmap; st_cnt++;
- }
- if (p->flg & CILineS) {
- pe_a[pe_cnt] = (XPointer) XNLineSpace; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->line_spacing; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNLineSpace; st_cnt++;
- st_a[st_cnt] = (XPointer) p->line_spacing; st_cnt++;
- }
- }
- if (p->input_style & XIMPreeditArea) {
- pe_area.x = 0;
- pe_area.y = ve->parent->core.height - height;
- pe_area.width = ve->parent->core.width;
- pe_area.height = height;
- pe_a[pe_cnt] = (XPointer) XNArea; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) &pe_area; pe_cnt++;
- }
- if (p->input_style & XIMPreeditPosition) {
- pe_area.x = 0;
- pe_area.y = 0;
- pe_area.width = w->core.width;
- pe_area.height = w->core.height;
- margin = &(((TextWidget)w)->text.margin);
- pe_area.x += margin->left;
- pe_area.y += margin->top;
- pe_area.width -= (margin->left + margin->right - 1);
- pe_area.height -= (margin->top + margin->bottom - 1);
- pe_a[pe_cnt] = (XPointer) XNArea; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) &pe_area; pe_cnt++;
- if (p->flg & CICursorP) {
- _XawMultiSinkPosToXY(w, p->cursor_position, &position.x, &position.y);
- } else {
- position.x = position.y = 0;
- }
- pe_a[pe_cnt] = (XPointer) XNSpotLocation; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) &position; pe_cnt++;
- }
- if (p->input_style & XIMStatusArea) {
- st_area.x = 0;
- st_area.y = ve->parent->core.height - height;
- st_area.width = ve->parent->core.width;
- st_area.height = height;
- st_a[st_cnt] = (XPointer) XNArea; st_cnt++;
- st_a[st_cnt] = (XPointer) &st_area; st_cnt++;
- }
-
- ic_a[ic_cnt] = (XPointer) XNInputStyle; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) p->input_style; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) XNClientWindow; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) XtWindow(ve->parent); ic_cnt++;
- ic_a[ic_cnt] = (XPointer) XNFocusWindow; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) XtWindow(w); ic_cnt++;
-
- if (pe_cnt > 0) {
- pe_a[pe_cnt] = (XPointer) NULL;
- pe_attr = XVaCreateNestedList(0, pe_a[0], pe_a[1], pe_a[2], pe_a[3],
- pe_a[4], pe_a[5], pe_a[6], pe_a[7], pe_a[8],
- pe_a[9], pe_a[10], pe_a[11], pe_a[12],
- pe_a[13], pe_a[14], pe_a[15], pe_a[16],
- pe_a[17], pe_a[18], NULL);
- ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
- }
-
- if (st_cnt > 0) {
- st_a[st_cnt] = (XPointer) NULL;
- st_attr = XVaCreateNestedList(0, st_a[0], st_a[1], st_a[2], st_a[3],
- st_a[4], st_a[5], st_a[6], st_a[7], st_a[8],
- st_a[9], st_a[10], st_a[11], st_a[12],
- st_a[13], st_a[14], st_a[15], st_a[16],
- st_a[17], st_a[18], NULL);
- ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
- }
- ic_a[ic_cnt] = (XPointer) NULL;
-
- p->xic = XCreateIC(ve->im.xim, ic_a[0], ic_a[1], ic_a[2], ic_a[3],
- ic_a[4], ic_a[5], ic_a[6], ic_a[7], ic_a[8], ic_a[9],
- ic_a[10], ic_a[11], ic_a[12], ic_a[13], ic_a[14],
- ic_a[15], ic_a[16], ic_a[17], ic_a[18], NULL);
- if (pe_attr) XtFree(pe_attr);
- if (st_attr) XtFree(st_attr);
-
- if (p->xic == NULL) {
- p->openic_error = True;
- return;
- }
-
- SizeNegotiation(p, ve->parent->core.width, ve->parent->core.height);
-
- p->flg &= ~(CIFontSet | CIFg | CIBg | CIBgPixmap | CICursorP | CILineS);
-
- if (!IsSharedIC(ve)) {
- if (p->input_style & XIMPreeditPosition) {
- XtAddEventHandler(w, (EventMask)StructureNotifyMask, FALSE,
- (XtEventHandler)ConfigureCB, (Opaque)NULL);
- }
- }
-}
-
-static void
-SetICValues(Widget w, XawVendorShellExtPart *ve, Bool focus)
-{
- XawIcTableList p;
- XPoint position;
- XRectangle pe_area;
- XVaNestedList pe_attr = NULL, st_attr = NULL;
- XPointer ic_a[20], pe_a[20], st_a[20];
- int ic_cnt = 0, pe_cnt = 0, st_cnt = 0;
- XawTextMargin *margin;
- int height = 0;
-
- if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
- (p->xic == NULL)) return;
-
- if (IsSharedIC(ve)) SetICValuesShared(w, ve, p, TRUE);
- XFlush(XtDisplay(w));
- if (focus == FALSE &&
- !(p->flg & (CIFontSet | CIFg | CIBg |
- CIBgPixmap | CICursorP | CILineS))) return;
-#ifdef SPOT
- if ((p->input_style & XIMPreeditPosition)
- && ((!IsSharedIC(ve) && ((p->flg & ~CIICFocus) == CICursorP))
- || (IsSharedIC(ve) && p->flg == CICursorP))) {
- _XawMultiSinkPosToXY(w, p->cursor_position, &position.x, &position.y);
- _XipChangeSpot(p->xic, position.x, position.y);
- p->flg &= ~CICursorP;
- return;
- }
-#endif
-
- if (p->input_style & (XIMPreeditArea|XIMPreeditPosition|XIMStatusArea)) {
- if (p->flg & CIFontSet) {
- pe_a[pe_cnt] = (XPointer) XNFontSet; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->font_set; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNFontSet; st_cnt++;
- st_a[st_cnt] = (XPointer) p->font_set; st_cnt++;
- if (p->font_set) {
- height = maxAscentOfFontSet(p->font_set)
- + maxDescentOfFontSet(p->font_set);
- }
- height = SetVendorShellHeight(ve, height);
- }
- if (p->flg & CIFg) {
- pe_a[pe_cnt] = (XPointer) XNForeground; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->foreground; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNForeground; st_cnt++;
- st_a[st_cnt] = (XPointer) p->foreground; st_cnt++;
- }
- if (p->flg & CIBg) {
- pe_a[pe_cnt] = (XPointer) XNBackground; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->background; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNBackground; st_cnt++;
- st_a[st_cnt] = (XPointer) p->background; st_cnt++;
- }
- if (p->flg & CIBgPixmap) {
- pe_a[pe_cnt] = (XPointer) XNBackgroundPixmap; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->bg_pixmap; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNBackgroundPixmap; st_cnt++;
- st_a[st_cnt] = (XPointer) p->bg_pixmap; st_cnt++;
- }
- if (p->flg & CILineS) {
- pe_a[pe_cnt] = (XPointer) XNLineSpace; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) p->line_spacing; pe_cnt++;
- st_a[st_cnt] = (XPointer) XNLineSpace; st_cnt++;
- st_a[st_cnt] = (XPointer) p->line_spacing; st_cnt++;
- }
- }
- if (p->input_style & XIMPreeditPosition) {
- if (p->flg & CICursorP) {
- _XawMultiSinkPosToXY(w, p->cursor_position, &position.x, &position.y);
- pe_a[pe_cnt] = (XPointer) XNSpotLocation; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) &position; pe_cnt++;
- }
- }
- if (IsSharedIC(ve)) {
- if (p->input_style & XIMPreeditPosition) {
- pe_area.x = 0;
- pe_area.y = 0;
- pe_area.width = w->core.width;
- pe_area.height = w->core.height;
- margin = &(((TextWidget)w)->text.margin);
- pe_area.x += margin->left;
- pe_area.y += margin->top;
- pe_area.width -= (margin->left + margin->right - 1);
- pe_area.height -= (margin->top + margin->bottom - 1);
- pe_a[pe_cnt] = (XPointer) XNArea; pe_cnt++;
- pe_a[pe_cnt] = (XPointer) &pe_area; pe_cnt++;
- }
- }
-
- if (pe_cnt > 0) {
- pe_a[pe_cnt] = (XPointer) NULL;
- pe_attr = XVaCreateNestedList(0, pe_a[0], pe_a[1], pe_a[2], pe_a[3],
- pe_a[4], pe_a[5], pe_a[6], pe_a[7],
- pe_a[8], pe_a[9], pe_a[10], pe_a[11],
- pe_a[12], pe_a[13], pe_a[14], pe_a[15],
- pe_a[16], pe_a[17], pe_a[18], NULL);
- ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
- }
- if (st_cnt > 0) {
- st_a[st_cnt] = (XPointer) NULL;
- st_attr = XVaCreateNestedList(0, st_a[0], st_a[1], st_a[2], st_a[3],
- st_a[4], st_a[5], st_a[6], st_a[7],
- st_a[8], st_a[9], st_a[10], st_a[11],
- st_a[12], st_a[13], st_a[14], st_a[15],
- st_a[16], st_a[17], st_a[18], NULL);
- ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
- }
- if (focus == TRUE) {
- ic_a[ic_cnt] = (XPointer) XNFocusWindow; ic_cnt++;
- ic_a[ic_cnt] = (XPointer) XtWindow(w); ic_cnt++;
- }
- if (ic_cnt > 0) {
- ic_a[ic_cnt] = (XPointer) NULL;
- XSetICValues(p->xic, ic_a[0], ic_a[1], ic_a[2], ic_a[3], ic_a[4],
- ic_a[5], ic_a[6], ic_a[7], ic_a[8], ic_a[9], ic_a[10],
- ic_a[11], ic_a[12], ic_a[13], ic_a[14], ic_a[15],
- ic_a[16], ic_a[17], ic_a[18], NULL);
- if (pe_attr) XtFree(pe_attr);
- if (st_attr) XtFree(st_attr);
- }
-
- if (IsSharedIC(ve) && p->flg & CIFontSet)
- SizeNegotiation(p, ve->parent->core.width, ve->parent->core.height);
-
- p->flg &= ~(CIFontSet | CIFg | CIBg | CIBgPixmap | CICursorP | CILineS);
-}
-
-static void
-SharedICChangeFocusWindow(Widget w, XawVendorShellExtPart *ve,
- XawIcTableList p)
-{
- XawIcTableList pp;
-
- if (w == NULL) {
- ve->ic.current_ic_table = NULL;
- return;
- }
- if ((pp = GetIcTable(w, ve)) == NULL) return;
- ve->ic.current_ic_table = pp;
- SetICValues(w, ve, TRUE);
-}
-
-static XawIcTableList
-CurrentSharedIcTable(XawVendorShellExtPart *ve)
-{
- return(ve->ic.current_ic_table);
-}
-
-static void
-SetICFocus(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p, pp;
-
- if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
- (p->xic == NULL)) return;
-
- if (IsSharedIC(ve)) {
- pp = CurrentSharedIcTable(ve);
- if (pp == NULL || pp->widget != w) {
- SharedICChangeFocusWindow(w, ve, p);
- }
- }
- if (p->flg & CIICFocus && p->ic_focused == FALSE) {
- p->ic_focused = TRUE;
- XSetICFocus(p->xic);
- }
- p->flg &= ~CIICFocus;
-}
-
-static void
-UnsetICFocus(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p, pp;
-
- if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
- (p->xic == NULL)) return;
-
- if (IsSharedIC(ve) && (pp = CurrentSharedIcTable(ve))) {
- if (pp->widget != w) {
- return;
- }
- SharedICChangeFocusWindow(NULL, ve, p);
- }
- if (p->ic_focused == TRUE) {
- XUnsetICFocus(p->xic);
- p->ic_focused = FALSE;
- }
-}
-
-static void
-SetValues(Widget w, XawVendorShellExtPart *ve,
- ArgList args, Cardinal num_args)
-{
- ArgList arg;
-
- XrmName argName;
- XrmResourceList xrmres;
- Cardinal i;
- XawIcTablePart *p, save_tbl;
-
- if ((p = GetIcTable(w, ve)) == NULL) return;
-
- memcpy(&save_tbl, p, sizeof(XawIcTablePart));
-
- for (arg = args ; num_args != 0; num_args--, arg++) {
- argName = XrmStringToName(arg->name);
- for (xrmres = (XrmResourceList)ve->im.resources, i = 0;
- i < ve->im.num_resources; i++, xrmres++) {
- if (argName == xrmres->xrm_name) {
- _XtCopyFromArg(arg->value,
- (char *)p - xrmres->xrm_offset - 1,
- xrmres->xrm_size);
- break;
- }
- }
- }
- if (p->font_set != save_tbl.font_set) {
- p->flg |= CIFontSet;
- }
- if (p->foreground != save_tbl.foreground) {
- p->flg |= CIFg;
- }
- if (p->background !=save_tbl.background) {
- p->flg |= CIBg;
- }
- if (p->bg_pixmap != save_tbl.bg_pixmap) {
- p->flg |= CIBgPixmap;
- }
- if (p->cursor_position != save_tbl.cursor_position) {
- p->flg |= CICursorP;
- }
- if (p->line_spacing != save_tbl.line_spacing) {
- p->flg |= CILineS;
- }
- p->prev_flg |= p->flg;
-}
-
-static void
-SetFocus(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
- if ((p = GetIcTableShared(w, ve)) == NULL) return;
-
- if ( p->ic_focused == FALSE || IsSharedIC(ve)) {
- p->flg |= CIICFocus;
- }
- p->prev_flg |= p->flg;
-}
-
-static void
-DestroyIC(Widget w, XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
-
- if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
- (p->xic == NULL)) return;
- if (IsSharedIC(ve)) {
- if (GetIcTable(w, ve) == ve->ic.current_ic_table) {
- UnsetICFocus(w, ve);
- }
- return;
- }
- XDestroyIC(p->xic);
- if (!IsSharedIC(ve)) {
- if (p->input_style & XIMPreeditPosition) {
- XtRemoveEventHandler(w, (EventMask)StructureNotifyMask, FALSE,
- (XtEventHandler)ConfigureCB, (Opaque)NULL);
- }
- }
-}
-
-static void
-SetFocusValues(Widget inwidg, ArgList args, Cardinal num_args, Bool focus)
-{
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
-
- if ((vw = SearchVendorShell(inwidg)) == NULL) return;
- if ((ve = GetExtPart(vw)) != NULL) {
- if (num_args > 0) SetValues(inwidg, ve, args, num_args);
- if (focus) SetFocus(inwidg, ve);
- if (XtIsRealized((Widget)vw) && ve->im.xim) {
- if (IsCreatedIC(inwidg, ve)) {
- SetICValues(inwidg, ve, FALSE);
- if (focus) SetICFocus(inwidg, ve);
- } else {
- CreateIC(inwidg, ve);
- SetICFocus(inwidg, ve);
- }
- }
- }
-}
-
-static void
-UnsetFocus(Widget inwidg)
-{
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
- XawIcTableList p;
-
- if ((vw = SearchVendorShell(inwidg)) == NULL) return;
- if ((ve = GetExtPart(vw)) != NULL) {
- if ((p = GetIcTableShared(inwidg, ve)) == NULL) return;
- if (p->flg & CIICFocus) {
- p->flg &= ~CIICFocus;
- }
- p->prev_flg &= ~CIICFocus;
- if (ve->im.xim && XtIsRealized((Widget)vw) && p->xic) {
- UnsetICFocus(inwidg, ve);
- }
- }
-}
-
-static Bool
-IsRegistered(Widget w, XawVendorShellExtPart* ve)
-{
- XawIcTableList p;
-
- for (p = ve->ic.ic_table; p; p = p->next)
- {
- if (p->widget == w) return(TRUE);
- }
- return(FALSE);
-}
-
-static void
-Register(Widget inwidg, XawVendorShellExtPart* ve)
-{
- if (ve->im.xim == NULL)
- {
- OpenIM(ve);
- }
-
- if (IsRegistered(inwidg, ve)) return;
-
- if (RegisterToVendorShell(inwidg, ve) == FALSE) return;
-
- if (ve->im.xim == NULL) return;
-
- if (XtIsRealized(ve->parent))
- {
- CreateIC(inwidg, ve);
- SetICFocus(inwidg, ve);
- }
-}
-
-static Bool
-NoRegistered(XawVendorShellExtPart* ve)
-{
- if (ve->ic.ic_table == NULL) return(TRUE);
- return(FALSE);
-}
-
-static void
-Unregister(Widget inwidg, XawVendorShellExtPart *ve)
-{
- if (!IsRegistered(inwidg, ve)) return;
-
- DestroyIC(inwidg, ve);
-
- UnregisterFromVendorShell(inwidg, ve);
-
- if (NoRegistered(ve))
- {
- CloseIM(ve);
- ve->im.xim = NULL;
- /*
- * resize vendor shell to core size
- */
- (void) SetVendorShellHeight(ve, 0);
- }
-}
-
-static void
-AllCreateIC(XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
-
- if (ve->im.xim == NULL) return;
- if (IsSharedIC(ve) && ve->ic.ic_table[0].widget) {
- p = ve->ic.shared_ic_table;
- if (p->xic == NULL)
- CreateIC(ve->ic.ic_table[0].widget, ve);
- SetICFocus(ve->ic.ic_table[0].widget, ve);
- return;
- }
- for (p = ve->ic.ic_table; p; p = p->next) {
- if (p->xic == NULL)
- CreateIC(p->widget, ve);
- }
- for (p = ve->ic.ic_table; p; p = p->next) {
- SetICFocus(p->widget, ve);
- }
-}
-
-
-static void
-Reconnect(XawVendorShellExtPart *ve)
-{
- XawIcTableList p;
-
- ve->im.open_im = True;
- if (ve->im.xim == NULL) {
- OpenIM(ve);
- }
- if (ve->im.xim == NULL) return;
-
- if (IsSharedIC(ve)) {
- p = ve->ic.shared_ic_table;
- p->flg = p->prev_flg;
- p->openic_error = FALSE;
- } else {
- for (p = ve->ic.ic_table; p; p = p->next) {
- p->flg = p->prev_flg;
- p->openic_error = FALSE;
- }
- }
- AllCreateIC(ve);
-}
-
-
-static void
-CompileResourceList(XtResourceList res, unsigned int num_res)
-{
- unsigned int count;
-
-#define xrmres ((XrmResourceList) res)
- for (count = 0; count < num_res; res++, count++) {
- xrmres->xrm_name = XrmPermStringToQuark(res->resource_name);
- xrmres->xrm_class = XrmPermStringToQuark(res->resource_class);
- xrmres->xrm_type = XrmPermStringToQuark(res->resource_type);
- xrmres->xrm_offset = -res->resource_offset - 1;
- xrmres->xrm_default_type = XrmPermStringToQuark(res->default_type);
- }
-#undef xrmres
-}
-
-static Bool
-Initialize(VendorShellWidget vw, XawVendorShellExtPart *ve)
-{
- if (!XtIsVendorShell((Widget)vw)) return(FALSE);
- ve->parent = (Widget)vw;
- ve->im.xim = NULL;
- ve->im.area_height = 0;
- ve->im.resources = (XrmResourceList)XtMalloc(sizeof(resources));
- if (ve->im.resources == NULL) return(FALSE);
- memcpy((char *)ve->im.resources, (char *)resources, sizeof(resources));
- ve->im.num_resources = XtNumber(resources);
- CompileResourceList( (XtResourceList) ve->im.resources,
- ve->im.num_resources );
- if ((ve->ic.shared_ic_table = CreateIcTable( (Widget)vw, ve)) == NULL)
- return(FALSE);
- ve->ic.current_ic_table = NULL;
- ve->ic.ic_table = NULL;
- return(TRUE);
-}
-
-
-/* Destroy()
- *
- * This frees all (most?) of the resources malloced by XawIm.
- * It is called by _XawImDestroy, which is called by Vendor.c's
- * VendorExt's Destroy method. Sheeran, Omron KK, 93/08/05 */
-
-static void
-Destroy(Widget w, XawVendorShellExtPart *ve)
-{
- contextDataRec *contextData;
- contextErrDataRec *contextErrData;
-
- if (!XtIsVendorShell( w ) )
- return;
- XtFree( (char*) ve->im.resources );
-
- if (extContext != (XContext)NULL &&
- !XFindContext (XtDisplay (w), (Window)w,
- extContext, (XPointer*)&contextData))
- XtFree( (char*) contextData );
-
- if (errContext != (XContext)NULL &&
- !XFindContext (XDisplayOfIM( ve->im.xim ), (Window) ve->im.xim,
- errContext, (XPointer*) &contextErrData))
- XtFree( (char*) contextErrData );
-}
-
-/*********************************************
- *
- * SEMI-PRIVATE FUNCTIONS
- * For use by other Xaw modules
- *
- ********************************************/
-
-void
-_XawImResizeVendorShell(Widget w)
-{
- XawVendorShellExtPart *ve;
-
- if ( ( ve = GetExtPart( (VendorShellWidget) w ) ) && ve->im.xim ) {
- ResizeVendorShell( (VendorShellWidget) w, ve );
- }
-}
-
-
-Dimension
-_XawImGetShellHeight(Widget w)
-{
- XawVendorShellExtPart *ve;
-
- if (!XtIsVendorShell( w ) ) return( w->core.height );
- if ( (ve = GetExtPart( (VendorShellWidget) w )) != NULL ) {
- return( w->core.height - ve->im.area_height );
- }
- return( w->core.height );
-}
-
-void
-_XawImRealize(Widget w)
-{
- XawVendorShellExtPart *ve;
-
- if ( !XtIsRealized( w ) || !XtIsVendorShell( w ) ) return;
- if ( (ve = GetExtPart( (VendorShellWidget) w )) != NULL ) {
- XtAddEventHandler( w, (EventMask)StructureNotifyMask, FALSE,
- XawVendorStructureNotifyHandler, (XtPointer)NULL );
- AllCreateIC(ve);
- }
-}
-
-void
-_XawImInitialize(Widget w, Widget ext)
-{
- XawVendorShellExtPart *ve;
-
- if ( !XtIsVendorShell( w ) ) return;
- if ( (ve = SetExtPart( (VendorShellWidget) w, (XawVendorShellExtWidget)ext )) != NULL ) {
- if ( Initialize( (VendorShellWidget) w, ve ) == FALSE ) return;
- XtAddCallback( w, XtNdestroyCallback, VendorShellDestroyed,
- (XtPointer) NULL );
- }
-}
-
-void
-_XawImReconnect(Widget inwidg)
-{
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
-
- if ((vw = SearchVendorShell(inwidg)) == NULL) return;
- if ((ve = GetExtPart(vw)) != NULL) {
- Reconnect(ve);
- }
-}
-
-void
-_XawImRegister(Widget inwidg)
-{
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
-
- if ((vw = SearchVendorShell(inwidg)) == NULL) return;
- if ((ve = GetExtPart(vw)) != NULL) {
- Register(inwidg, ve);
- }
-}
-
-void
-_XawImUnregister(Widget inwidg)
-{
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
-
- if ((vw = SearchVendorShell(inwidg)) == NULL) return;
- if ((ve = GetExtPart(vw)) != NULL) {
- Unregister(inwidg, ve);
- }
-}
-
-void
-_XawImSetValues(Widget inwidg, ArgList args, Cardinal num_args)
-{
- SetFocusValues( inwidg, args, num_args, FALSE );
-}
-
-void
-_XawImSetFocusValues(Widget inwidg, ArgList args, Cardinal num_args)
-{
- SetFocusValues(inwidg, args, num_args, TRUE);
-}
-
-void
-_XawImUnsetFocus(Widget inwidg)
-{
- UnsetFocus(inwidg);
-}
-
-int
-_XawImWcLookupString(Widget inwidg, XKeyPressedEvent *event,
- wchar_t* buffer_return, int bytes_buffer,
- KeySym *keysym_return)
-{
- XawVendorShellExtPart* ve;
- VendorShellWidget vw;
- XawIcTableList p;
- int i, ret;
- char tmp_buf[64], *tmp_p;
- wchar_t* buf_p;
-
- if ((vw = SearchVendorShell(inwidg)) && (ve = GetExtPart(vw)) &&
- ve->im.xim && (p = GetIcTableShared(inwidg, ve)) && p->xic) {
- return(XwcLookupString(p->xic, event, buffer_return, bytes_buffer/sizeof(wchar_t),
- keysym_return, NULL));
- }
- ret = XLookupString( event, tmp_buf, sizeof(tmp_buf), keysym_return,
- NULL );
- for ( i = 0, tmp_p = tmp_buf, buf_p = buffer_return; i < ret; i++ ) {
- *buf_p++ = _Xaw_atowc(*tmp_p++);
- }
- return( ret );
-}
-
-int
-_XawLookupString(Widget w, XKeyEvent *event, char *buffer_return, int buffer_size,
- KeySym *keysym_return)
-{
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
- XawIcTableList p;
-
- if ((vw = SearchVendorShell(w)) && (ve = GetExtPart(vw))
- && ve->im.xim && (p = GetIcTableShared(w, ve)) && p->xic)
- return (XmbLookupString(p->xic, event, buffer_return, buffer_size,
- keysym_return, NULL));
-
- return (XLookupString(event, buffer_return, buffer_size,
- keysym_return, NULL));
-}
-
-int
-_XawImGetImAreaHeight(Widget w)
-{
- XawVendorShellExtPart *ve;
- VendorShellWidget vw;
-
- if ((vw = SearchVendorShell(w)) && (ve = GetExtPart(vw))) {
- return(ve->im.area_height);
- }
- return(0);
-}
-
-void
-_XawImCallVendorShellExtResize(Widget w)
-{
- VendorShellWidget vw;
-
- if ((vw = SearchVendorShell(w)) && GetExtPart(vw)) {
- XawVendorShellExtResize((Widget)vw);
- }
-}
-
-
-/* _XawImDestroy()
- *
- * This should be called by the VendorExt from its
- * core Destroy method. Sheeran, Omron KK 93/08/05 */
-
-void
-_XawImDestroy(Widget w, Widget ext)
-{
- XawVendorShellExtPart *ve;
-
- if ( !XtIsVendorShell( w ) ) return;
- if ( (ve = GetExtPart( (VendorShellWidget) w )) != NULL )
- Destroy( w, ve );
-}
+/*
+ * Copyright 1991 by OMRON Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OMRON not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. OMRON makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+ * OMRON BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTUOUS ACTION,
+ * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ *
+ * Author: Seiji Kuwari OMRON Corporation
+ * kuwa@omron.co.jp
+ * kuwa%omron.co.jp@uunet.uu.net
+ */
+
+
+/*
+
+Copyright 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xos.h>
+#include <X11/Xfuncs.h>
+#include <X11/ShellP.h>
+#include <X11/Xaw/TextP.h>
+#include <X11/Xaw/MultiSrc.h>
+#include <X11/Xaw/MultiSinkP.h>
+#include <X11/Xaw/XawImP.h>
+#include <X11/Xaw/VendorEP.h>
+#include "XawI18n.h"
+#include <ctype.h>
+
+#include <stdarg.h>
+
+#define maxAscentOfFontSet(fontset) \
+ ( - (XExtentsOfFontSet((fontset)))->max_logical_extent.y)
+
+#define maxHeightOfFontSet(fontset) \
+ ((XExtentsOfFontSet((fontset)))->max_logical_extent.height)
+
+#define maxDescentOfFontSet(fontset) \
+ (maxHeightOfFontSet(fontset) - maxAscentOfFontSet(fontset))
+
+#define Offset(field) (XtOffsetOf(XawIcTablePart, field))
+
+/*****************************************************
+ *
+ * Forward reference prototypes
+ *
+ *****************************************************/
+
+/*
+ * Prototypes
+ */
+static void AllCreateIC(XawVendorShellExtPart*);
+static void CloseIM(XawVendorShellExtPart*);
+static void CompileResourceList(XtResourceList, unsigned int);
+static void ConfigureCB(Widget, XtPointer, XEvent*, Boolean*);
+static void CreateIC(Widget, XawVendorShellExtPart*);
+static XawIcTableList CreateIcTable(Widget, XawVendorShellExtPart*);
+static XawIcTableList CurrentSharedIcTable(XawVendorShellExtPart*);
+static void Destroy(Widget, XawVendorShellExtPart*);
+static void DestroyAllIM(XawVendorShellExtPart*);
+static void DestroyIC(Widget, XawVendorShellExtPart*);
+static void FreeAllDataOfVendorShell(XawVendorShellExtPart*,
+ VendorShellWidget);
+static XawVendorShellExtPart *GetExtPart(VendorShellWidget);
+static XawIcTableList GetIcTable(Widget, XawVendorShellExtPart*);
+static XawIcTableList GetIcTableShared(Widget, XawVendorShellExtPart*);
+static XIMStyle GetInputStyleOfIC(XawVendorShellExtPart*);
+static Bool Initialize(VendorShellWidget, XawVendorShellExtPart*);
+static Bool IsCreatedIC(Widget, XawVendorShellExtPart*);
+static Bool IsRegistered(Widget, XawVendorShellExtPart*);
+static Bool IsSharedIC(XawVendorShellExtPart*);
+static Bool NoRegistered(XawVendorShellExtPart*);
+static void OpenIM(XawVendorShellExtPart*);
+static void Reconnect(XawVendorShellExtPart*);
+static void Register(Widget, XawVendorShellExtPart*);
+static Bool RegisterToVendorShell(Widget, XawVendorShellExtPart*);
+static void ResizeVendorShell(VendorShellWidget, XawVendorShellExtPart*);
+static Bool ResizeVendorShell_Core(VendorShellWidget, XawVendorShellExtPart*,
+ XawIcTableList);
+static VendorShellWidget SearchVendorShell(Widget);
+static Widget SetErrCnxt(Widget, XIM);
+static XawVendorShellExtPart *SetExtPart(VendorShellWidget,
+ XawVendorShellExtWidget);
+static void SetFocus(Widget, XawVendorShellExtPart*);
+static void SetFocusValues(Widget, ArgList, Cardinal, Bool);
+static void SetICFocus(Widget, XawVendorShellExtPart*);
+static void SetICValues(Widget, XawVendorShellExtPart*, Bool);
+static void SetICValuesShared(Widget, XawVendorShellExtPart*, XawIcTableList,
+ Bool);
+static void SetValues(Widget, XawVendorShellExtPart*, ArgList, Cardinal);
+static unsigned int SetVendorShellHeight(XawVendorShellExtPart*,
+ unsigned int);
+static void SharedICChangeFocusWindow(Widget, XawVendorShellExtPart*,
+ XawIcTableList);
+static void SizeNegotiation(XawIcTableList, unsigned int, unsigned int);
+static void Unregister(Widget, XawVendorShellExtPart*);
+static void UnregisterFromVendorShell(Widget, XawVendorShellExtPart*);
+static void UnsetFocus(Widget);
+static void UnsetICFocus(Widget, XawVendorShellExtPart*);
+static void VendorShellDestroyed(Widget, XtPointer, XtPointer);
+
+/*
+ * From Vendor.c
+ */
+void XawVendorShellExtResize(Widget);
+void XawVendorStructureNotifyHandler(Widget, XtPointer, XEvent*, Boolean*);
+
+
+/*
+ * From Xt/Resources.c
+ */
+void _XtCopyFromArg(XtArgVal src, char*, unsigned int);
+
+static XtResource resources[] =
+{
+ {
+ XtNfontSet, XtCFontSet, XtRFontSet, sizeof(XFontSet),
+ Offset (font_set), XtRString, XtDefaultFontSet
+ },
+ {
+ XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
+ Offset (foreground), XtRString, (XtPointer)"XtDefaultForeground"
+ },
+ {
+ XtNbackground, XtCBackground, XtRPixel, sizeof(Pixel),
+ Offset (background), XtRString, (XtPointer)"XtDefaultBackground"
+ },
+ {
+ XtNbackgroundPixmap, XtCPixmap, XtRPixmap, sizeof(Pixmap),
+ Offset (bg_pixmap), XtRImmediate, (XtPointer) XtUnspecifiedPixmap
+ },
+ {
+ XtNinsertPosition, XtCTextPosition, XtRInt, sizeof (XawTextPosition),
+ Offset (cursor_position), XtRImmediate, (XtPointer) 0
+ }
+};
+#undef Offset
+
+
+static VendorShellWidget SearchVendorShell(Widget w)
+{
+ while(w && !XtIsShell(w)) w = XtParent(w);
+ if (w && XtIsVendorShell(w)) return((VendorShellWidget)w);
+ return(NULL);
+}
+
+static XContext extContext = (XContext)NULL;
+
+static XawVendorShellExtPart *
+SetExtPart(VendorShellWidget w, XawVendorShellExtWidget vew)
+{
+ contextDataRec *contextData;
+
+ if (extContext == (XContext)NULL) extContext = XUniqueContext();
+
+ contextData = XtNew(contextDataRec);
+ contextData->parent = (Widget)w;
+ contextData->ve = (Widget)vew;
+ if (XSaveContext(XtDisplay(w), (Window)w, extContext, (char *)contextData)) {
+ return(NULL);
+ }
+ return(&(vew->vendor_ext));
+}
+
+static XawVendorShellExtPart *
+GetExtPart(VendorShellWidget w)
+{
+ contextDataRec *contextData;
+ XawVendorShellExtWidget vew;
+
+ if (XFindContext(XtDisplay(w), (Window)w, extContext,
+ (XPointer*)&contextData)) {
+ return(NULL);
+ }
+ vew = (XawVendorShellExtWidget)contextData->ve;
+ return(&(vew->vendor_ext));
+}
+
+static Bool
+IsSharedIC(XawVendorShellExtPart * ve)
+{
+ return( ve->ic.shared_ic );
+}
+
+static XawIcTableList
+GetIcTableShared(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+
+ for (p = ve->ic.ic_table; p; p = p->next) {
+ if (p->widget == w) {
+ if (IsSharedIC(ve)) {
+ return(ve->ic.shared_ic_table);
+ } else {
+ return(p);
+ }
+ }
+ }
+ return(NULL);
+}
+
+static XawIcTableList
+GetIcTable(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+
+ for (p = ve->ic.ic_table; p; p = p->next) {
+ if (p->widget == w) {
+ return(p);
+ }
+ }
+ return(NULL);
+}
+
+static XIMStyle
+GetInputStyleOfIC(XawVendorShellExtPart *ve)
+{
+
+ if (!ve) return((XIMStyle)0);
+ return(ve->ic.input_style);
+}
+
+/*ARGSUSED*/
+static void
+ConfigureCB(Widget w, XtPointer closure, XEvent *event, Boolean *unused)
+{
+ XawIcTableList p;
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+ XVaNestedList pe_attr;
+ XRectangle pe_area;
+ XawTextMargin *margin;
+
+ if (event->type != ConfigureNotify) return;
+
+ if ((vw = SearchVendorShell(w)) == NULL) return;
+
+ if ((ve = GetExtPart(vw)) != NULL) {
+ if (IsSharedIC(ve)) return;
+ if ((ve->im.xim == NULL) ||
+ ((p = GetIcTableShared(w, ve)) == NULL) ||
+ (p->xic == NULL) || !(p->input_style & XIMPreeditPosition)) return;
+ pe_area.x = 0;
+ pe_area.y = 0;
+ pe_area.width = w->core.width;
+ pe_area.height = w->core.height;
+ margin = &(((TextWidget)w)->text.margin);
+ pe_area.x += margin->left;
+ pe_area.y += margin->top;
+ pe_area.width -= (margin->left + margin->right - 1);
+ pe_area.height -= (margin->top + margin->bottom - 1);
+
+ pe_attr = XVaCreateNestedList(0, XNArea, &pe_area, NULL);
+ XSetICValues(p->xic, XNPreeditAttributes, pe_attr, NULL);
+ XtFree(pe_attr);
+ }
+}
+
+static XContext errContext = (XContext)NULL;
+
+static Widget SetErrCnxt(Widget w, XIM xim)
+{
+ contextErrDataRec *contextErrData;
+
+ if (errContext == (XContext)NULL) errContext = XUniqueContext();
+
+ contextErrData = XtNew(contextErrDataRec);
+ contextErrData->widget = w;
+ contextErrData->xim = xim;
+ if (XSaveContext(XtDisplay(w), (Window)xim, errContext,
+ (char *)contextErrData)) {
+ return(NULL);
+ }
+ return(contextErrData->widget);
+}
+
+#if 0
+static Widget
+GetErrCnxt(XIM error_im)
+{
+ contextErrDataRec *contextErrData;
+
+ if (XFindContext(XDisplayOfIM(error_im), (Window)error_im, errContext,
+ (XPointer*)&contextErrData)) {
+ return(NULL);
+ }
+ return(contextErrData->widget);
+}
+#endif
+
+static void
+CloseIM(XawVendorShellExtPart *ve)
+{
+ if (ve->im.xim)
+ XCloseIM(ve->im.xim);
+}
+
+static unsigned int
+SetVendorShellHeight(XawVendorShellExtPart* ve, unsigned int height)
+{
+ Arg args[2];
+ Cardinal i = 0;
+
+ if (ve->im.area_height < height || height == 0) {
+ XtSetArg(args[i], XtNheight,
+ (ve->parent->core.height + height - ve->im.area_height));
+ ve->im.area_height = height;
+ XtSetValues(ve->parent, args, 1);
+ }
+ return(ve->im.area_height);
+}
+
+static void
+DestroyAllIM(XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+ contextErrDataRec *contextErrData;
+
+ /*
+ * Destory all ICs
+ */
+ if (IsSharedIC(ve)) {
+ if ((p = ve->ic.shared_ic_table) && p->xic) {
+ DestroyIC(p->widget, ve);
+ p->xic = NULL;
+ p->ic_focused = FALSE;
+ }
+ } else {
+ for (p = ve->ic.ic_table; p; p = p->next) {
+ if (p->xic == NULL) continue;
+ DestroyIC(p->widget, ve);
+ p->xic = NULL;
+ p->ic_focused = FALSE;
+ }
+ }
+ if (!ve->im.xim) return;
+ /*
+ * Close Input Method
+ */
+ if (!XFindContext(XDisplayOfIM(ve->im.xim), (Window)ve->im.xim, errContext,
+ (XPointer*)&contextErrData)) {
+ if (contextErrData) XtFree((char *)contextErrData);
+ }
+ XDeleteContext(XDisplayOfIM(ve->im.xim), (Window)ve->im.xim, errContext);
+ CloseIM(ve);
+ ve->im.xim = NULL;
+
+ /*
+ * resize vendor shell to core size
+ */
+ (void) SetVendorShellHeight(ve, 0);
+ /*
+ XawVendorShellExtResize(vw);
+ */
+ return;
+}
+
+static void
+FreeAllDataOfVendorShell(XawVendorShellExtPart *ve, VendorShellWidget vw)
+{
+ XawIcTableList p, next;
+ contextErrDataRec *contextErrData;
+
+ if (!XFindContext(XtDisplay(vw), (Window)vw, extContext,
+ (XPointer*)&contextErrData)) {
+ if (contextErrData) XtFree((char *)contextErrData);
+ }
+ XDeleteContext(XtDisplay(vw), (Window)vw, extContext);
+ if (ve->ic.shared_ic_table)
+ XtFree((char *)ve->ic.shared_ic_table);
+ if (ve->im.resources) XtFree((char *)ve->im.resources);
+ for (p = ve->ic.ic_table; p; p = next) {
+ next = p->next;
+ XtFree((char *)p);
+ }
+}
+
+static void
+VendorShellDestroyed(Widget w, XtPointer cl_data, XtPointer ca_data)
+{
+ XawVendorShellExtPart *ve;
+
+ if ( ( ve = GetExtPart( (VendorShellWidget) w ) ) == NULL ) return;
+ DestroyAllIM( ve );
+ FreeAllDataOfVendorShell( ve, (VendorShellWidget) w );
+ return;
+}
+
+#if 0
+static int
+IOErrorHandler(XIM error_im)
+{
+ VendorShellWidget vw;
+ XawVendorShellExtPart * ve;
+
+ if ((vw = (VendorShellWidget)GetErrCnxt(error_im)) == NULL
+ || (ve = GetExtPart(vw)) == NULL) return(0);
+
+ DestroyAllIM(ve);
+ return(0);
+}
+#endif
+
+/*
+ * Attempt to open an input method
+ */
+
+static void
+OpenIM(XawVendorShellExtPart *ve)
+{
+ int i;
+ char *p, *s, *ns, *end, *pbuf, buf[32];
+ XIM xim = NULL;
+ XIMStyles *xim_styles;
+ XIMStyle input_style = 0;
+ Boolean found;
+
+ if (ve->im.open_im == False) return;
+ ve->im.xim = NULL;
+ if (ve->im.input_method == NULL) {
+ if ((p = XSetLocaleModifiers("@im=none")) != NULL && *p)
+ xim = XOpenIM(XtDisplay(ve->parent), NULL, NULL, NULL);
+ } else {
+ /* no fragment can be longer than the whole string */
+ Cardinal len = strlen (ve->im.input_method) + 5;
+
+ if (len < sizeof buf) pbuf = buf;
+ else pbuf = XtMalloc (len);
+
+ if (pbuf == NULL) return;
+
+ for(ns=s=ve->im.input_method; ns && *s;) {
+ /* skip any leading blanks */
+ while (*s && isspace(*s)) s++;
+ if (!*s) break;
+ if ((ns = end = strchr(s, ',')) == NULL)
+ end = s + strlen(s);
+ /* If there is a spurious comma end can be the same as s */
+ if (end > s) {
+ /* strip any trailing blanks */
+ while (isspace(*(end - 1))) end--;
+
+ strcpy (pbuf, "@im=");
+ strncat (pbuf, s, end - s);
+ pbuf[end - s + 4] = '\0';
+ }
+
+ if ((p = XSetLocaleModifiers(pbuf)) != NULL && *p
+ && (xim = XOpenIM(XtDisplay(ve->parent), NULL, NULL, NULL)) != NULL)
+ break;
+
+ s = ns + 1;
+ }
+
+ if (pbuf != buf) XtFree (pbuf);
+ }
+ if (xim == NULL) {
+ if ((p = XSetLocaleModifiers("")) != NULL) {
+ xim = XOpenIM(XtDisplay(ve->parent), NULL, NULL, NULL);
+ }
+ }
+ if (xim == NULL) {
+ XtAppWarning(XtWidgetToApplicationContext(ve->parent),
+ "Input Method Open Failed");
+ return;
+ }
+ if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
+ || !xim_styles) {
+ XtAppWarning(XtWidgetToApplicationContext(ve->parent),
+ "input method doesn't support any style");
+ XCloseIM(xim);
+ return;
+ }
+ found = False;
+ for(ns = s = ve->im.preedit_type; s && !found;) {
+ while (*s && isspace(*s)) s++;
+ if (!*s) break;
+ if ((ns = end = strchr(s, ',')) == NULL)
+ end = s + strlen(s);
+ else
+ ns++;
+ if (end > s)
+ while (isspace(*(end - 1))) end--;
+
+ if (!strncmp(s, "OverTheSpot", end - s)) {
+ input_style = (XIMPreeditPosition | XIMStatusArea);
+ } else if (!strncmp(s, "OffTheSpot", end - s)) {
+ input_style = (XIMPreeditArea | XIMStatusArea);
+ } else if (!strncmp(s, "Root", end - s)) {
+ input_style = (XIMPreeditNothing | XIMStatusNothing);
+ }
+ for (i = 0; (unsigned short)i < xim_styles->count_styles; i++)
+ if (input_style == xim_styles->supported_styles[i]) {
+ ve->ic.input_style = input_style;
+ SetErrCnxt(ve->parent, xim);
+ ve->im.xim = xim;
+ found = True;
+ break;
+ }
+
+ s = ns;
+ }
+ XFree(xim_styles);
+
+ if (!found) {
+ XCloseIM(xim);
+ XtAppWarning(XtWidgetToApplicationContext(ve->parent),
+ "input method doesn't support my input style");
+ }
+}
+
+static Bool
+ResizeVendorShell_Core(VendorShellWidget vw, XawVendorShellExtPart *ve,
+ XawIcTableList p)
+{
+ XVaNestedList pe_attr, st_attr;
+ XRectangle pe_area, st_area;
+ XRectangle *get_pe_area = NULL, *get_st_area = NULL;
+
+ st_area.width = 0;
+ if (p->input_style & XIMStatusArea) {
+ st_attr = XVaCreateNestedList(0, XNArea, &get_st_area, NULL);
+ XGetICValues(p->xic, XNStatusAttributes, st_attr, NULL);
+ XFree(st_attr);
+ if (p->xic == NULL) {
+ return(FALSE);
+ }
+ st_area.x = 0;
+ st_area.y = vw->core.height - ve->im.area_height;
+ st_area.width = get_st_area->width;
+ st_area.height = get_st_area->height;
+ XFree(get_st_area);
+ st_attr = XVaCreateNestedList(0, XNArea, &st_area, NULL);
+ XSetICValues(p->xic, XNStatusAttributes, st_attr, NULL);
+ XFree(st_attr);
+ if (p->xic == NULL) {
+ return(FALSE);
+ }
+ }
+ if (p->input_style & XIMPreeditArea) {
+ pe_attr = XVaCreateNestedList(0, XNArea, &get_pe_area, NULL);
+ XGetICValues(p->xic, XNPreeditAttributes, pe_attr, NULL);
+ XFree(pe_attr);
+ if (p->xic == NULL) {
+ return(FALSE);
+ }
+ pe_area.x = st_area.width;
+ pe_area.y = vw->core.height - ve->im.area_height;
+ pe_area.width = vw->core.width;
+ pe_area.height = get_pe_area->height;
+ if (p->input_style & XIMStatusArea) {
+ pe_area.width -= st_area.width;
+ }
+ XFree(get_pe_area);
+ pe_attr = XVaCreateNestedList(0, XNArea, &pe_area, NULL);
+ XSetICValues(p->xic, XNPreeditAttributes, pe_attr, NULL);
+ XFree(pe_attr);
+ }
+ return(TRUE);
+}
+
+static void
+ResizeVendorShell(VendorShellWidget vw, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+
+ if (IsSharedIC(ve)) {
+ p = ve->ic.shared_ic_table;
+ if (p->xic == NULL) return;
+ ResizeVendorShell_Core(vw, ve, p);
+ return;
+ }
+ for (p = ve->ic.ic_table; p; p = p->next) {
+ if (p->xic == NULL) continue;
+ if (ResizeVendorShell_Core(vw, ve, p) == FALSE) return;
+ }
+}
+
+static XawIcTableList
+CreateIcTable(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList table;
+
+ table = (XawIcTableList) XtMalloc(sizeof(XawIcTablePart));
+ if (table == NULL) return(NULL);
+ table->widget = w;
+ table->xic = NULL;
+ table->flg = table->prev_flg = 0;
+ table->font_set = NULL;
+ table->foreground = table->background = 0xffffffff;
+ table->bg_pixmap = 0;
+ table->cursor_position = 0xffff;
+ table->line_spacing = 0;
+ table->ic_focused = FALSE;
+ table->openic_error = FALSE;
+ return(table);
+}
+
+static Bool
+RegisterToVendorShell(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList table;
+
+ if ((table = CreateIcTable(w, ve)) == NULL) return(FALSE);
+ table->next = ve->ic.ic_table;
+ ve->ic.ic_table = table;
+ return(TRUE);
+}
+
+static void
+UnregisterFromVendorShell(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList *prev, p;
+
+ for (prev = &ve->ic.ic_table; (p = *prev) != NULL; prev = &p->next) {
+ if (p->widget == w) {
+ *prev = p->next;
+ XtFree((char *)p);
+ break;
+ }
+ }
+ return;
+}
+
+static void
+SetICValuesShared(Widget w, XawVendorShellExtPart *ve,
+ XawIcTableList p, Bool check)
+{
+ XawIcTableList pp;
+
+ if ((pp = GetIcTable(w, ve)) == NULL) return;
+ if (check == TRUE && CurrentSharedIcTable(ve) != pp) return;
+
+ if (pp->prev_flg & CICursorP && p->cursor_position != pp->cursor_position) {
+ p->cursor_position = pp->cursor_position;
+ p->flg |= CICursorP;
+ }
+ if (pp->prev_flg & CIFontSet && p->font_set != pp->font_set) {
+ p->font_set = pp->font_set;
+ p->flg |= (CIFontSet|CICursorP);
+ }
+ if (pp->prev_flg & CIFg && p->foreground != pp->foreground) {
+ p->foreground = pp->foreground;
+ p->flg |= CIFg;
+ }
+ if (pp->prev_flg & CIBg && p->background != pp->background) {
+ p->background = pp->background;
+ p->flg |= CIBg;
+ }
+ if (pp->prev_flg & CIBgPixmap && p->bg_pixmap != pp->bg_pixmap) {
+ p->bg_pixmap = pp->bg_pixmap;
+ p->flg |= CIBgPixmap;
+ }
+ if (pp->prev_flg & CILineS && p->line_spacing != pp->line_spacing) {
+ p->line_spacing = pp->line_spacing;
+ p->flg |= CILineS;
+ }
+}
+
+static Bool
+IsCreatedIC(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+
+ if (ve->im.xim == NULL) return(FALSE);
+ if ((p = GetIcTableShared(w, ve)) == NULL) return(FALSE);
+ if (p->xic == NULL) return(FALSE);
+ return(TRUE);
+}
+
+static void
+SizeNegotiation(XawIcTableList p, unsigned int width, unsigned int height)
+{
+ XRectangle pe_area, st_area;
+ XVaNestedList pe_attr = NULL, st_attr = NULL;
+ int ic_cnt = 0;
+ XRectangle *pe_area_needed = NULL, *st_area_needed = NULL;
+ XPointer ic_a[5];
+
+ if (p->input_style & XIMPreeditArea) {
+ pe_attr = XVaCreateNestedList(0, XNAreaNeeded, &pe_area_needed, NULL);
+ ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
+ }
+ if (p->input_style & XIMStatusArea) {
+ st_attr = XVaCreateNestedList(0, XNAreaNeeded, &st_area_needed, NULL);
+ ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
+ }
+ ic_a[ic_cnt] = (XPointer) NULL;
+
+ if (ic_cnt > 0) {
+ XGetICValues(p->xic, ic_a[0], ic_a[1], ic_a[2], ic_a[3], NULL);
+ if (pe_attr) XFree(pe_attr);
+ if (st_attr) XFree(st_attr);
+ if (p->xic == NULL) {
+ p->openic_error = True;
+ return;
+ }
+ pe_attr = st_attr = NULL;
+ ic_cnt = 0;
+ if (p->input_style & XIMStatusArea) {
+ st_area.height = st_area_needed->height;
+ st_area.x = 0;
+ st_area.y = height - st_area.height;
+ if (p->input_style & XIMPreeditArea) {
+ st_area.width = st_area_needed->width;
+ } else {
+ st_area.width = width;
+ }
+
+ XFree(st_area_needed);
+ st_attr = XVaCreateNestedList(0, XNArea, &st_area, NULL);
+ ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
+ }
+ if (p->input_style & XIMPreeditArea) {
+ if (p->input_style & XIMStatusArea) {
+ pe_area.x = st_area.width;
+ pe_area.width = width - st_area.width;
+ } else {
+ pe_area.x = 0;
+ pe_area.width = width;
+ }
+ pe_area.height = pe_area_needed->height;
+ XFree(pe_area_needed);
+ pe_area.y = height - pe_area.height;
+ pe_attr = XVaCreateNestedList(0, XNArea, &pe_area, NULL);
+ ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
+ }
+ ic_a[ic_cnt] = (XPointer) NULL;
+ XSetICValues(p->xic, ic_a[0], ic_a[1], ic_a[2], ic_a[3], NULL);
+ if (pe_attr) XFree(pe_attr);
+ if (st_attr) XFree(st_attr);
+ if (p->xic == NULL) {
+ p->openic_error = True;
+ return;
+ }
+ }
+}
+
+static void
+CreateIC(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+ XPoint position;
+ XRectangle pe_area, st_area;
+ XVaNestedList pe_attr = NULL, st_attr = NULL;
+ XPointer ic_a[20], pe_a[20], st_a[20];
+ Dimension height = 0;
+ int ic_cnt = 0, pe_cnt = 0, st_cnt = 0;
+ XawTextMargin *margin;
+
+ if (!XtIsRealized(w)) return;
+ if (((ve->im.xim == NULL) || (p = GetIcTableShared(w, ve)) == NULL) ||
+ p->xic || (p->openic_error != FALSE)) return;
+
+ p->input_style = GetInputStyleOfIC(ve);
+
+ if (IsSharedIC(ve)) SetICValuesShared(w, ve, p, FALSE);
+ XFlush(XtDisplay(w));
+
+ if (p->input_style & (XIMPreeditArea|XIMPreeditPosition|XIMStatusArea)) {
+ if (p->flg & CIFontSet) {
+ pe_a[pe_cnt] = (XPointer) XNFontSet; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->font_set; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNFontSet; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->font_set; st_cnt++;
+ if (p->font_set) {
+ height = maxAscentOfFontSet(p->font_set)
+ + maxDescentOfFontSet(p->font_set);
+ }
+ height = SetVendorShellHeight(ve, height);
+ }
+ if (p->flg & CIFg) {
+ pe_a[pe_cnt] = (XPointer) XNForeground; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->foreground; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNForeground; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->foreground; st_cnt++;
+ }
+ if (p->flg & CIBg) {
+ pe_a[pe_cnt] = (XPointer) XNBackground; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->background; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNBackground; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->background; st_cnt++;
+ }
+ if (p->flg & CIBgPixmap) {
+ pe_a[pe_cnt] = (XPointer) XNBackgroundPixmap; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->bg_pixmap; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNBackgroundPixmap; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->bg_pixmap; st_cnt++;
+ }
+ if (p->flg & CILineS) {
+ pe_a[pe_cnt] = (XPointer) XNLineSpace; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->line_spacing; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNLineSpace; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->line_spacing; st_cnt++;
+ }
+ }
+ if (p->input_style & XIMPreeditArea) {
+ pe_area.x = 0;
+ pe_area.y = ve->parent->core.height - height;
+ pe_area.width = ve->parent->core.width;
+ pe_area.height = height;
+ pe_a[pe_cnt] = (XPointer) XNArea; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) &pe_area; pe_cnt++;
+ }
+ if (p->input_style & XIMPreeditPosition) {
+ pe_area.x = 0;
+ pe_area.y = 0;
+ pe_area.width = w->core.width;
+ pe_area.height = w->core.height;
+ margin = &(((TextWidget)w)->text.margin);
+ pe_area.x += margin->left;
+ pe_area.y += margin->top;
+ pe_area.width -= (margin->left + margin->right - 1);
+ pe_area.height -= (margin->top + margin->bottom - 1);
+ pe_a[pe_cnt] = (XPointer) XNArea; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) &pe_area; pe_cnt++;
+ if (p->flg & CICursorP) {
+ _XawMultiSinkPosToXY(w, p->cursor_position, &position.x, &position.y);
+ } else {
+ position.x = position.y = 0;
+ }
+ pe_a[pe_cnt] = (XPointer) XNSpotLocation; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) &position; pe_cnt++;
+ }
+ if (p->input_style & XIMStatusArea) {
+ st_area.x = 0;
+ st_area.y = ve->parent->core.height - height;
+ st_area.width = ve->parent->core.width;
+ st_area.height = height;
+ st_a[st_cnt] = (XPointer) XNArea; st_cnt++;
+ st_a[st_cnt] = (XPointer) &st_area; st_cnt++;
+ }
+
+ ic_a[ic_cnt] = (XPointer) XNInputStyle; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) p->input_style; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) XNClientWindow; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) XtWindow(ve->parent); ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) XNFocusWindow; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) XtWindow(w); ic_cnt++;
+
+ if (pe_cnt > 0) {
+ pe_a[pe_cnt] = (XPointer) NULL;
+ pe_attr = XVaCreateNestedList(0, pe_a[0], pe_a[1], pe_a[2], pe_a[3],
+ pe_a[4], pe_a[5], pe_a[6], pe_a[7], pe_a[8],
+ pe_a[9], pe_a[10], pe_a[11], pe_a[12],
+ pe_a[13], pe_a[14], pe_a[15], pe_a[16],
+ pe_a[17], pe_a[18], NULL);
+ ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
+ }
+
+ if (st_cnt > 0) {
+ st_a[st_cnt] = (XPointer) NULL;
+ st_attr = XVaCreateNestedList(0, st_a[0], st_a[1], st_a[2], st_a[3],
+ st_a[4], st_a[5], st_a[6], st_a[7], st_a[8],
+ st_a[9], st_a[10], st_a[11], st_a[12],
+ st_a[13], st_a[14], st_a[15], st_a[16],
+ st_a[17], st_a[18], NULL);
+ ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
+ }
+ ic_a[ic_cnt] = (XPointer) NULL;
+
+ p->xic = XCreateIC(ve->im.xim, ic_a[0], ic_a[1], ic_a[2], ic_a[3],
+ ic_a[4], ic_a[5], ic_a[6], ic_a[7], ic_a[8], ic_a[9],
+ ic_a[10], ic_a[11], ic_a[12], ic_a[13], ic_a[14],
+ ic_a[15], ic_a[16], ic_a[17], ic_a[18], NULL);
+ if (pe_attr) XtFree(pe_attr);
+ if (st_attr) XtFree(st_attr);
+
+ if (p->xic == NULL) {
+ p->openic_error = True;
+ return;
+ }
+
+ SizeNegotiation(p, ve->parent->core.width, ve->parent->core.height);
+
+ p->flg &= ~(CIFontSet | CIFg | CIBg | CIBgPixmap | CICursorP | CILineS);
+
+ if (!IsSharedIC(ve)) {
+ if (p->input_style & XIMPreeditPosition) {
+ XtAddEventHandler(w, (EventMask)StructureNotifyMask, FALSE,
+ (XtEventHandler)ConfigureCB, (Opaque)NULL);
+ }
+ }
+}
+
+static void
+SetICValues(Widget w, XawVendorShellExtPart *ve, Bool focus)
+{
+ XawIcTableList p;
+ XPoint position;
+ XRectangle pe_area;
+ XVaNestedList pe_attr = NULL, st_attr = NULL;
+ XPointer ic_a[20], pe_a[20], st_a[20];
+ int ic_cnt = 0, pe_cnt = 0, st_cnt = 0;
+ XawTextMargin *margin;
+ int height = 0;
+
+ if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
+ (p->xic == NULL)) return;
+
+ if (IsSharedIC(ve)) SetICValuesShared(w, ve, p, TRUE);
+ XFlush(XtDisplay(w));
+ if (focus == FALSE &&
+ !(p->flg & (CIFontSet | CIFg | CIBg |
+ CIBgPixmap | CICursorP | CILineS))) return;
+#ifdef SPOT
+ if ((p->input_style & XIMPreeditPosition)
+ && ((!IsSharedIC(ve) && ((p->flg & ~CIICFocus) == CICursorP))
+ || (IsSharedIC(ve) && p->flg == CICursorP))) {
+ _XawMultiSinkPosToXY(w, p->cursor_position, &position.x, &position.y);
+ _XipChangeSpot(p->xic, position.x, position.y);
+ p->flg &= ~CICursorP;
+ return;
+ }
+#endif
+
+ if (p->input_style & (XIMPreeditArea|XIMPreeditPosition|XIMStatusArea)) {
+ if (p->flg & CIFontSet) {
+ pe_a[pe_cnt] = (XPointer) XNFontSet; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->font_set; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNFontSet; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->font_set; st_cnt++;
+ if (p->font_set) {
+ height = maxAscentOfFontSet(p->font_set)
+ + maxDescentOfFontSet(p->font_set);
+ }
+ height = SetVendorShellHeight(ve, height);
+ }
+ if (p->flg & CIFg) {
+ pe_a[pe_cnt] = (XPointer) XNForeground; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->foreground; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNForeground; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->foreground; st_cnt++;
+ }
+ if (p->flg & CIBg) {
+ pe_a[pe_cnt] = (XPointer) XNBackground; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->background; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNBackground; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->background; st_cnt++;
+ }
+ if (p->flg & CIBgPixmap) {
+ pe_a[pe_cnt] = (XPointer) XNBackgroundPixmap; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->bg_pixmap; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNBackgroundPixmap; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->bg_pixmap; st_cnt++;
+ }
+ if (p->flg & CILineS) {
+ pe_a[pe_cnt] = (XPointer) XNLineSpace; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) p->line_spacing; pe_cnt++;
+ st_a[st_cnt] = (XPointer) XNLineSpace; st_cnt++;
+ st_a[st_cnt] = (XPointer) p->line_spacing; st_cnt++;
+ }
+ }
+ if (p->input_style & XIMPreeditPosition) {
+ if (p->flg & CICursorP) {
+ _XawMultiSinkPosToXY(w, p->cursor_position, &position.x, &position.y);
+ pe_a[pe_cnt] = (XPointer) XNSpotLocation; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) &position; pe_cnt++;
+ }
+ }
+ if (IsSharedIC(ve)) {
+ if (p->input_style & XIMPreeditPosition) {
+ pe_area.x = 0;
+ pe_area.y = 0;
+ pe_area.width = w->core.width;
+ pe_area.height = w->core.height;
+ margin = &(((TextWidget)w)->text.margin);
+ pe_area.x += margin->left;
+ pe_area.y += margin->top;
+ pe_area.width -= (margin->left + margin->right - 1);
+ pe_area.height -= (margin->top + margin->bottom - 1);
+ pe_a[pe_cnt] = (XPointer) XNArea; pe_cnt++;
+ pe_a[pe_cnt] = (XPointer) &pe_area; pe_cnt++;
+ }
+ }
+
+ if (pe_cnt > 0) {
+ pe_a[pe_cnt] = (XPointer) NULL;
+ pe_attr = XVaCreateNestedList(0, pe_a[0], pe_a[1], pe_a[2], pe_a[3],
+ pe_a[4], pe_a[5], pe_a[6], pe_a[7],
+ pe_a[8], pe_a[9], pe_a[10], pe_a[11],
+ pe_a[12], pe_a[13], pe_a[14], pe_a[15],
+ pe_a[16], pe_a[17], pe_a[18], NULL);
+ ic_a[ic_cnt] = (XPointer) XNPreeditAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) pe_attr; ic_cnt++;
+ }
+ if (st_cnt > 0) {
+ st_a[st_cnt] = (XPointer) NULL;
+ st_attr = XVaCreateNestedList(0, st_a[0], st_a[1], st_a[2], st_a[3],
+ st_a[4], st_a[5], st_a[6], st_a[7],
+ st_a[8], st_a[9], st_a[10], st_a[11],
+ st_a[12], st_a[13], st_a[14], st_a[15],
+ st_a[16], st_a[17], st_a[18], NULL);
+ ic_a[ic_cnt] = (XPointer) XNStatusAttributes; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) st_attr; ic_cnt++;
+ }
+ if (focus == TRUE) {
+ ic_a[ic_cnt] = (XPointer) XNFocusWindow; ic_cnt++;
+ ic_a[ic_cnt] = (XPointer) XtWindow(w); ic_cnt++;
+ }
+ if (ic_cnt > 0) {
+ ic_a[ic_cnt] = (XPointer) NULL;
+ XSetICValues(p->xic, ic_a[0], ic_a[1], ic_a[2], ic_a[3], ic_a[4],
+ ic_a[5], ic_a[6], ic_a[7], ic_a[8], ic_a[9], ic_a[10],
+ ic_a[11], ic_a[12], ic_a[13], ic_a[14], ic_a[15],
+ ic_a[16], ic_a[17], ic_a[18], NULL);
+ if (pe_attr) XtFree(pe_attr);
+ if (st_attr) XtFree(st_attr);
+ }
+
+ if (IsSharedIC(ve) && p->flg & CIFontSet)
+ SizeNegotiation(p, ve->parent->core.width, ve->parent->core.height);
+
+ p->flg &= ~(CIFontSet | CIFg | CIBg | CIBgPixmap | CICursorP | CILineS);
+}
+
+static void
+SharedICChangeFocusWindow(Widget w, XawVendorShellExtPart *ve,
+ XawIcTableList p)
+{
+ XawIcTableList pp;
+
+ if (w == NULL) {
+ ve->ic.current_ic_table = NULL;
+ return;
+ }
+ if ((pp = GetIcTable(w, ve)) == NULL) return;
+ ve->ic.current_ic_table = pp;
+ SetICValues(w, ve, TRUE);
+}
+
+static XawIcTableList
+CurrentSharedIcTable(XawVendorShellExtPart *ve)
+{
+ return(ve->ic.current_ic_table);
+}
+
+static void
+SetICFocus(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p, pp;
+
+ if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
+ (p->xic == NULL)) return;
+
+ if (IsSharedIC(ve)) {
+ pp = CurrentSharedIcTable(ve);
+ if (pp == NULL || pp->widget != w) {
+ SharedICChangeFocusWindow(w, ve, p);
+ }
+ }
+ if (p->flg & CIICFocus && p->ic_focused == FALSE) {
+ p->ic_focused = TRUE;
+ XSetICFocus(p->xic);
+ }
+ p->flg &= ~CIICFocus;
+}
+
+static void
+UnsetICFocus(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p, pp;
+
+ if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
+ (p->xic == NULL)) return;
+
+ if (IsSharedIC(ve) && (pp = CurrentSharedIcTable(ve))) {
+ if (pp->widget != w) {
+ return;
+ }
+ SharedICChangeFocusWindow(NULL, ve, p);
+ }
+ if (p->ic_focused == TRUE) {
+ XUnsetICFocus(p->xic);
+ p->ic_focused = FALSE;
+ }
+}
+
+static void
+SetValues(Widget w, XawVendorShellExtPart *ve,
+ ArgList args, Cardinal num_args)
+{
+ ArgList arg;
+
+ XrmName argName;
+ XrmResourceList xrmres;
+ Cardinal i;
+ XawIcTablePart *p, save_tbl;
+
+ if ((p = GetIcTable(w, ve)) == NULL) return;
+
+ memcpy(&save_tbl, p, sizeof(XawIcTablePart));
+
+ for (arg = args ; num_args != 0; num_args--, arg++) {
+ argName = XrmStringToName(arg->name);
+ for (xrmres = (XrmResourceList)ve->im.resources, i = 0;
+ i < ve->im.num_resources; i++, xrmres++) {
+ if (argName == xrmres->xrm_name) {
+ _XtCopyFromArg(arg->value,
+ (char *)p - xrmres->xrm_offset - 1,
+ xrmres->xrm_size);
+ break;
+ }
+ }
+ }
+ if (p->font_set != save_tbl.font_set) {
+ p->flg |= CIFontSet;
+ }
+ if (p->foreground != save_tbl.foreground) {
+ p->flg |= CIFg;
+ }
+ if (p->background !=save_tbl.background) {
+ p->flg |= CIBg;
+ }
+ if (p->bg_pixmap != save_tbl.bg_pixmap) {
+ p->flg |= CIBgPixmap;
+ }
+ if (p->cursor_position != save_tbl.cursor_position) {
+ p->flg |= CICursorP;
+ }
+ if (p->line_spacing != save_tbl.line_spacing) {
+ p->flg |= CILineS;
+ }
+ p->prev_flg |= p->flg;
+}
+
+static void
+SetFocus(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+ if ((p = GetIcTableShared(w, ve)) == NULL) return;
+
+ if ( p->ic_focused == FALSE || IsSharedIC(ve)) {
+ p->flg |= CIICFocus;
+ }
+ p->prev_flg |= p->flg;
+}
+
+static void
+DestroyIC(Widget w, XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+
+ if ((ve->im.xim == NULL) || ((p = GetIcTableShared(w, ve)) == NULL) ||
+ (p->xic == NULL)) return;
+ if (IsSharedIC(ve)) {
+ if (GetIcTable(w, ve) == ve->ic.current_ic_table) {
+ UnsetICFocus(w, ve);
+ }
+ return;
+ }
+ XDestroyIC(p->xic);
+ if (!IsSharedIC(ve)) {
+ if (p->input_style & XIMPreeditPosition) {
+ XtRemoveEventHandler(w, (EventMask)StructureNotifyMask, FALSE,
+ (XtEventHandler)ConfigureCB, (Opaque)NULL);
+ }
+ }
+}
+
+static void
+SetFocusValues(Widget inwidg, ArgList args, Cardinal num_args, Bool focus)
+{
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+
+ if ((vw = SearchVendorShell(inwidg)) == NULL) return;
+ if ((ve = GetExtPart(vw)) != NULL) {
+ if (num_args > 0) SetValues(inwidg, ve, args, num_args);
+ if (focus) SetFocus(inwidg, ve);
+ if (XtIsRealized((Widget)vw) && ve->im.xim) {
+ if (IsCreatedIC(inwidg, ve)) {
+ SetICValues(inwidg, ve, FALSE);
+ if (focus) SetICFocus(inwidg, ve);
+ } else {
+ CreateIC(inwidg, ve);
+ SetICFocus(inwidg, ve);
+ }
+ }
+ }
+}
+
+static void
+UnsetFocus(Widget inwidg)
+{
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+ XawIcTableList p;
+
+ if ((vw = SearchVendorShell(inwidg)) == NULL) return;
+ if ((ve = GetExtPart(vw)) != NULL) {
+ if ((p = GetIcTableShared(inwidg, ve)) == NULL) return;
+ if (p->flg & CIICFocus) {
+ p->flg &= ~CIICFocus;
+ }
+ p->prev_flg &= ~CIICFocus;
+ if (ve->im.xim && XtIsRealized((Widget)vw) && p->xic) {
+ UnsetICFocus(inwidg, ve);
+ }
+ }
+}
+
+static Bool
+IsRegistered(Widget w, XawVendorShellExtPart* ve)
+{
+ XawIcTableList p;
+
+ for (p = ve->ic.ic_table; p; p = p->next)
+ {
+ if (p->widget == w) return(TRUE);
+ }
+ return(FALSE);
+}
+
+static void
+Register(Widget inwidg, XawVendorShellExtPart* ve)
+{
+ if (ve->im.xim == NULL)
+ {
+ OpenIM(ve);
+ }
+
+ if (IsRegistered(inwidg, ve)) return;
+
+ if (RegisterToVendorShell(inwidg, ve) == FALSE) return;
+
+ if (ve->im.xim == NULL) return;
+
+ if (XtIsRealized(ve->parent))
+ {
+ CreateIC(inwidg, ve);
+ SetICFocus(inwidg, ve);
+ }
+}
+
+static Bool
+NoRegistered(XawVendorShellExtPart* ve)
+{
+ if (ve->ic.ic_table == NULL) return(TRUE);
+ return(FALSE);
+}
+
+static void
+Unregister(Widget inwidg, XawVendorShellExtPart *ve)
+{
+ if (!IsRegistered(inwidg, ve)) return;
+
+ DestroyIC(inwidg, ve);
+
+ UnregisterFromVendorShell(inwidg, ve);
+
+ if (NoRegistered(ve))
+ {
+ CloseIM(ve);
+ ve->im.xim = NULL;
+ /*
+ * resize vendor shell to core size
+ */
+ (void) SetVendorShellHeight(ve, 0);
+ }
+}
+
+static void
+AllCreateIC(XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+
+ if (ve->im.xim == NULL) return;
+ if (IsSharedIC(ve) && ve->ic.ic_table[0].widget) {
+ p = ve->ic.shared_ic_table;
+ if (p->xic == NULL)
+ CreateIC(ve->ic.ic_table[0].widget, ve);
+ SetICFocus(ve->ic.ic_table[0].widget, ve);
+ return;
+ }
+ for (p = ve->ic.ic_table; p; p = p->next) {
+ if (p->xic == NULL)
+ CreateIC(p->widget, ve);
+ }
+ for (p = ve->ic.ic_table; p; p = p->next) {
+ SetICFocus(p->widget, ve);
+ }
+}
+
+
+static void
+Reconnect(XawVendorShellExtPart *ve)
+{
+ XawIcTableList p;
+
+ ve->im.open_im = True;
+ if (ve->im.xim == NULL) {
+ OpenIM(ve);
+ }
+ if (ve->im.xim == NULL) return;
+
+ if (IsSharedIC(ve)) {
+ p = ve->ic.shared_ic_table;
+ p->flg = p->prev_flg;
+ p->openic_error = FALSE;
+ } else {
+ for (p = ve->ic.ic_table; p; p = p->next) {
+ p->flg = p->prev_flg;
+ p->openic_error = FALSE;
+ }
+ }
+ AllCreateIC(ve);
+}
+
+
+static void
+CompileResourceList(XtResourceList res, unsigned int num_res)
+{
+ unsigned int count;
+
+#define xrmres ((XrmResourceList) res)
+ for (count = 0; count < num_res; res++, count++) {
+ xrmres->xrm_name = XrmPermStringToQuark(res->resource_name);
+ xrmres->xrm_class = XrmPermStringToQuark(res->resource_class);
+ xrmres->xrm_type = XrmPermStringToQuark(res->resource_type);
+ xrmres->xrm_offset = -res->resource_offset - 1;
+ xrmres->xrm_default_type = XrmPermStringToQuark(res->default_type);
+ }
+#undef xrmres
+}
+
+static Bool
+Initialize(VendorShellWidget vw, XawVendorShellExtPart *ve)
+{
+ if (!XtIsVendorShell((Widget)vw)) return(FALSE);
+ ve->parent = (Widget)vw;
+ ve->im.xim = NULL;
+ ve->im.area_height = 0;
+ ve->im.resources = (XrmResourceList)XtMalloc(sizeof(resources));
+ if (ve->im.resources == NULL) return(FALSE);
+ memcpy((char *)ve->im.resources, (char *)resources, sizeof(resources));
+ ve->im.num_resources = XtNumber(resources);
+ CompileResourceList( (XtResourceList) ve->im.resources,
+ ve->im.num_resources );
+ if ((ve->ic.shared_ic_table = CreateIcTable( (Widget)vw, ve)) == NULL)
+ return(FALSE);
+ ve->ic.current_ic_table = NULL;
+ ve->ic.ic_table = NULL;
+ return(TRUE);
+}
+
+
+/* Destroy()
+ *
+ * This frees all (most?) of the resources malloced by XawIm.
+ * It is called by _XawImDestroy, which is called by Vendor.c's
+ * VendorExt's Destroy method. Sheeran, Omron KK, 93/08/05 */
+
+static void
+Destroy(Widget w, XawVendorShellExtPart *ve)
+{
+ contextDataRec *contextData;
+ contextErrDataRec *contextErrData;
+
+ if (!XtIsVendorShell( w ) )
+ return;
+ XtFree( (char*) ve->im.resources );
+
+ if (extContext != (XContext)NULL &&
+ !XFindContext (XtDisplay (w), (Window)w,
+ extContext, (XPointer*)&contextData))
+ XtFree( (char*) contextData );
+
+ if (errContext != (XContext)NULL &&
+ !XFindContext (XDisplayOfIM( ve->im.xim ), (Window) ve->im.xim,
+ errContext, (XPointer*) &contextErrData))
+ XtFree( (char*) contextErrData );
+}
+
+/*********************************************
+ *
+ * SEMI-PRIVATE FUNCTIONS
+ * For use by other Xaw modules
+ *
+ ********************************************/
+
+void
+_XawImResizeVendorShell(Widget w)
+{
+ XawVendorShellExtPart *ve;
+
+ if ( ( ve = GetExtPart( (VendorShellWidget) w ) ) && ve->im.xim ) {
+ ResizeVendorShell( (VendorShellWidget) w, ve );
+ }
+}
+
+
+Dimension
+_XawImGetShellHeight(Widget w)
+{
+ XawVendorShellExtPart *ve;
+
+ if (!XtIsVendorShell( w ) ) return( w->core.height );
+ if ( (ve = GetExtPart( (VendorShellWidget) w )) != NULL ) {
+ return( w->core.height - ve->im.area_height );
+ }
+ return( w->core.height );
+}
+
+void
+_XawImRealize(Widget w)
+{
+ XawVendorShellExtPart *ve;
+
+ if ( !XtIsRealized( w ) || !XtIsVendorShell( w ) ) return;
+ if ( (ve = GetExtPart( (VendorShellWidget) w )) != NULL ) {
+ XtAddEventHandler( w, (EventMask)StructureNotifyMask, FALSE,
+ XawVendorStructureNotifyHandler, (XtPointer)NULL );
+ AllCreateIC(ve);
+ }
+}
+
+void
+_XawImInitialize(Widget w, Widget ext)
+{
+ XawVendorShellExtPart *ve;
+
+ if ( !XtIsVendorShell( w ) ) return;
+ if ( (ve = SetExtPart( (VendorShellWidget) w, (XawVendorShellExtWidget)ext )) != NULL ) {
+ if ( Initialize( (VendorShellWidget) w, ve ) == FALSE ) return;
+ XtAddCallback( w, XtNdestroyCallback, VendorShellDestroyed,
+ (XtPointer) NULL );
+ }
+}
+
+void
+_XawImReconnect(Widget inwidg)
+{
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+
+ if ((vw = SearchVendorShell(inwidg)) == NULL) return;
+ if ((ve = GetExtPart(vw)) != NULL) {
+ Reconnect(ve);
+ }
+}
+
+void
+_XawImRegister(Widget inwidg)
+{
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+
+ if ((vw = SearchVendorShell(inwidg)) == NULL) return;
+ if ((ve = GetExtPart(vw)) != NULL) {
+ Register(inwidg, ve);
+ }
+}
+
+void
+_XawImUnregister(Widget inwidg)
+{
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+
+ if ((vw = SearchVendorShell(inwidg)) == NULL) return;
+ if ((ve = GetExtPart(vw)) != NULL) {
+ Unregister(inwidg, ve);
+ }
+}
+
+void
+_XawImSetValues(Widget inwidg, ArgList args, Cardinal num_args)
+{
+ SetFocusValues( inwidg, args, num_args, FALSE );
+}
+
+void
+_XawImSetFocusValues(Widget inwidg, ArgList args, Cardinal num_args)
+{
+ SetFocusValues(inwidg, args, num_args, TRUE);
+}
+
+void
+_XawImUnsetFocus(Widget inwidg)
+{
+ UnsetFocus(inwidg);
+}
+
+int
+_XawImWcLookupString(Widget inwidg, XKeyPressedEvent *event,
+ wchar_t* buffer_return, int bytes_buffer,
+ KeySym *keysym_return)
+{
+ XawVendorShellExtPart* ve;
+ VendorShellWidget vw;
+ XawIcTableList p;
+ int i, ret;
+ char tmp_buf[64], *tmp_p;
+ wchar_t* buf_p;
+
+ if ((vw = SearchVendorShell(inwidg)) && (ve = GetExtPart(vw)) &&
+ ve->im.xim && (p = GetIcTableShared(inwidg, ve)) && p->xic) {
+ return(XwcLookupString(p->xic, event, buffer_return, bytes_buffer/sizeof(wchar_t),
+ keysym_return, NULL));
+ }
+ ret = XLookupString( event, tmp_buf, sizeof(tmp_buf), keysym_return,
+ NULL );
+ for ( i = 0, tmp_p = tmp_buf, buf_p = buffer_return; i < ret; i++ ) {
+ *buf_p++ = _Xaw_atowc(*tmp_p++);
+ }
+ return( ret );
+}
+
+int
+_XawLookupString(Widget w, XKeyEvent *event, char *buffer_return, int buffer_size,
+ KeySym *keysym_return)
+{
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+ XawIcTableList p;
+
+ if ((vw = SearchVendorShell(w)) && (ve = GetExtPart(vw))
+ && ve->im.xim && (p = GetIcTableShared(w, ve)) && p->xic)
+ return (XmbLookupString(p->xic, event, buffer_return, buffer_size,
+ keysym_return, NULL));
+
+ return (XLookupString(event, buffer_return, buffer_size,
+ keysym_return, NULL));
+}
+
+int
+_XawImGetImAreaHeight(Widget w)
+{
+ XawVendorShellExtPart *ve;
+ VendorShellWidget vw;
+
+ if ((vw = SearchVendorShell(w)) && (ve = GetExtPart(vw))) {
+ return(ve->im.area_height);
+ }
+ return(0);
+}
+
+void
+_XawImCallVendorShellExtResize(Widget w)
+{
+ VendorShellWidget vw;
+
+ if ((vw = SearchVendorShell(w)) && GetExtPart(vw)) {
+ XawVendorShellExtResize((Widget)vw);
+ }
+}
+
+
+/* _XawImDestroy()
+ *
+ * This should be called by the VendorExt from its
+ * core Destroy method. Sheeran, Omron KK 93/08/05 */
+
+void
+_XawImDestroy(Widget w, Widget ext)
+{
+ XawVendorShellExtPart *ve;
+
+ if ( !XtIsVendorShell( w ) ) return;
+ if ( (ve = GetExtPart( (VendorShellWidget) w )) != NULL )
+ Destroy( w, ve );
+}
diff --git a/libXaw/src/XawInit.c b/libXaw/src/XawInit.c
index 89d339aff..c10a9b64b 100644
--- a/libXaw/src/XawInit.c
+++ b/libXaw/src/XawInit.c
@@ -1,97 +1,97 @@
-/*
- *
-Copyright 1989, 1998 The Open Group
-Copyright 2003-2004 Roland Mainz <roland.mainz@nrubsig.org>
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
- *
- *
- * XawInitializeWidgetSet
- *
- * This routine forces a reference to vendor shell so that the one in this
- * widget is installed. Any other cross-widget set initialization should be
- * done here as well. All Athena widgets should include "XawInit.h" and
- * call this routine from their ClassInitialize procs (this routine may be
- * used as the class init proc).
- */
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/Intrinsic.h>
-#include <X11/Vendor.h>
-#include <X11/Xaw/XawInit.h>
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include "Private.h"
-
-void
-XawInitializeWidgetSet(void)
-{
- static Boolean firsttime = True;
-
- if (firsttime) {
- firsttime = False;
-#ifndef OLDXAW
- XawPixmapsInitialize();
- XawInitializeDefaultConverters();
-#endif
- XtInitializeWidgetClass(vendorShellWidgetClass);
- }
-}
-
-/* XawOpenApplication() - mainly identical to XtOpenApplication() but
- * takes a |Display *| and |Screen *| as arguments, too... */
-Widget XawOpenApplication(XtAppContext *app_context_return,
- Display *dpy,
- Screen *screen,
- String application_name,
- String application_class,
- WidgetClass widget_class,
- int *argc,
- String *argv)
-{
- Widget toplevel;
- Cardinal n;
- Arg args[2];
-
- XtToolkitInitialize();
- *app_context_return = XtCreateApplicationContext();
- if( *app_context_return == NULL )
- return NULL;
-
- XtDisplayInitialize(*app_context_return, dpy,
- application_name, application_class,
- NULL, 0,
- argc, argv);
-
- n = 0;
- if (screen) {
- XtSetArg(args[n], XtNscreen, screen); n++;
- }
- toplevel = XtAppCreateShell(application_name,
- application_class,
- widget_class,
- dpy,
- args, n);
-
- return toplevel;
-}
-
+/*
+ *
+Copyright 1989, 1998 The Open Group
+Copyright 2003-2004 Roland Mainz <roland.mainz@nrubsig.org>
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ *
+ * XawInitializeWidgetSet
+ *
+ * This routine forces a reference to vendor shell so that the one in this
+ * widget is installed. Any other cross-widget set initialization should be
+ * done here as well. All Athena widgets should include "XawInit.h" and
+ * call this routine from their ClassInitialize procs (this routine may be
+ * used as the class init proc).
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/Intrinsic.h>
+#include <X11/Vendor.h>
+#include <X11/Xaw/XawInit.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include "Private.h"
+
+void
+XawInitializeWidgetSet(void)
+{
+ static Boolean firsttime = True;
+
+ if (firsttime) {
+ firsttime = False;
+#ifndef OLDXAW
+ XawPixmapsInitialize();
+ XawInitializeDefaultConverters();
+#endif
+ XtInitializeWidgetClass(vendorShellWidgetClass);
+ }
+}
+
+/* XawOpenApplication() - mainly identical to XtOpenApplication() but
+ * takes a |Display *| and |Screen *| as arguments, too... */
+Widget XawOpenApplication(XtAppContext *app_context_return,
+ Display *dpy,
+ Screen *screen,
+ String application_name,
+ String application_class,
+ WidgetClass widget_class,
+ int *argc,
+ String *argv)
+{
+ Widget toplevel;
+ Cardinal n;
+ Arg args[2];
+
+ XtToolkitInitialize();
+ *app_context_return = XtCreateApplicationContext();
+ if( *app_context_return == NULL )
+ return NULL;
+
+ XtDisplayInitialize(*app_context_return, dpy,
+ application_name, application_class,
+ NULL, 0,
+ argc, argv);
+
+ n = 0;
+ if (screen) {
+ XtSetArg(args[n], XtNscreen, screen); n++;
+ }
+ toplevel = XtAppCreateShell(application_name,
+ application_class,
+ widget_class,
+ dpy,
+ args, n);
+
+ return toplevel;
+}
+
diff --git a/libXaw/src/sharedlib.c b/libXaw/src/sharedlib.c
index 31903fc4b..e892d82c2 100644
--- a/libXaw/src/sharedlib.c
+++ b/libXaw/src/sharedlib.c
@@ -1,173 +1,173 @@
-/*
-
-Copyright 1991, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-#if defined(SUNSHLIB) && !defined(SHAREDCODE)
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/IntrinsicP.h>
-#include <X11/Xaw/AsciiSinkP.h>
-#include <X11/Xaw/AsciiSrcP.h>
-#include <X11/Xaw/AsciiTextP.h>
-#include <X11/Xaw/MultiSinkP.h>
-#include <X11/Xaw/MultiSrcP.h>
-#include <X11/Xaw/BoxP.h>
-#include <X11/Xaw/CommandP.h>
-#include <X11/Xaw/DialogP.h>
-#include <X11/Xaw/FormP.h>
-#include <X11/Xaw/GripP.h>
-#include <X11/Xaw/LabelP.h>
-#include <X11/Xaw/ListP.h>
-#include <X11/Xaw/MenuButtoP.h>
-#include <X11/Xaw/PanedP.h>
-#include <X11/Xaw/PannerP.h>
-#include <X11/Xaw/PortholeP.h>
-#include <X11/Xaw/RepeaterP.h>
-#include <X11/Xaw/ScrollbarP.h>
-#include <X11/Xaw/SimpleP.h>
-#include <X11/Xaw/SimpleMenP.h>
-#include <X11/Xaw/SmeP.h>
-#include <X11/Xaw/SmeBSBP.h>
-#include <X11/Xaw/SmeLineP.h>
-#include <X11/Xaw/StripCharP.h>
-#include <X11/Xaw/TextP.h>
-#include <X11/Xaw/TextSinkP.h>
-#include <X11/Xaw/TextSrcP.h>
-#include <X11/Xaw/ToggleP.h>
-#include <X11/Xaw/TreeP.h>
-#include <X11/VendorP.h>
-#include <X11/Xaw/ViewportP.h>
-
-extern AsciiSinkClassRec asciiSinkClassRec;
-WidgetClass asciiSinkObjectClass = (WidgetClass)&asciiSinkClassRec;
-
-extern AsciiSrcClassRec asciiSrcClassRec;
-WidgetClass asciiSrcObjectClass = (WidgetClass)&asciiSrcClassRec;
-
-extern AsciiTextClassRec asciiTextClassRec;
-WidgetClass asciiTextWidgetClass = (WidgetClass)&asciiTextClassRec;
-
-#ifdef ASCII_STRING
-extern AsciiStringClassRec asciiStringClassRec;
-WidgetClass asciiStringWidgetClass = (WidgetClass)&asciiStringClassRec;
-#endif
-
-#ifdef ASCII_DISK
-extern AsciiDiskClassRec asciiDiskClassRec;
-WidgetClass asciiDiskWidgetClass = (WidgetClass)&asciiDiskClassRec;
-#endif
-
-extern MultiSinkClassRec multiSinkClassRec;
-WidgetClass multiSinkObjectClass = (WidgetClass)&multiSinkClassRec;
-
-extern MultiSrcClassRec multiSrcClassRec;
-WidgetClass multiSrcObjectClass = (WidgetClass)&multiSrcClassRec;
-
-extern BoxClassRec boxClassRec;
-WidgetClass boxWidgetClass = (WidgetClass)&boxClassRec;
-
-extern CommandClassRec commandClassRec;
-WidgetClass commandWidgetClass = (WidgetClass) &commandClassRec;
-
-extern DialogClassRec dialogClassRec;
-WidgetClass dialogWidgetClass = (WidgetClass)&dialogClassRec;
-
-extern FormClassRec formClassRec;
-WidgetClass formWidgetClass = (WidgetClass)&formClassRec;
-
-extern GripClassRec gripClassRec;
-WidgetClass gripWidgetClass = (WidgetClass) &gripClassRec;
-
-extern LabelClassRec labelClassRec;
-WidgetClass labelWidgetClass = (WidgetClass)&labelClassRec;
-
-extern ListClassRec listClassRec;
-WidgetClass listWidgetClass = (WidgetClass)&listClassRec;
-
-extern MenuButtonClassRec menuButtonClassRec;
-WidgetClass menuButtonWidgetClass = (WidgetClass) &menuButtonClassRec;
-
-extern PanedClassRec panedClassRec;
-WidgetClass panedWidgetClass = (WidgetClass) &panedClassRec;
-WidgetClass vPanedWidgetClass = (WidgetClass) &panedClassRec;
-
-extern PannerClassRec pannerClassRec;
-WidgetClass pannerWidgetClass = (WidgetClass) &pannerClassRec;
-
-extern PortholeClassRec portholeClassRec;
-WidgetClass portholeWidgetClass = (WidgetClass) &portholeClassRec;
-
-extern RepeaterClassRec repeaterClassRec;
-WidgetClass repeaterWidgetClass = (WidgetClass) &repeaterClassRec;
-
-extern ScrollbarClassRec scrollbarClassRec;
-WidgetClass scrollbarWidgetClass = (WidgetClass)&scrollbarClassRec;
-
-extern SimpleClassRec simpleClassRec;
-WidgetClass simpleWidgetClass = (WidgetClass)&simpleClassRec;
-
-extern SimpleMenuClassRec simpleMenuClassRec;
-WidgetClass simpleMenuWidgetClass = (WidgetClass)&simpleMenuClassRec;
-
-extern SmeClassRec smeClassRec;
-WidgetClass smeObjectClass = (WidgetClass) &smeClassRec;
-
-extern SmeBSBClassRec smeBSBClassRec;
-WidgetClass smeBSBObjectClass = (WidgetClass) &smeBSBClassRec;
-
-extern SmeLineClassRec smeLineClassRec;
-WidgetClass smeLineObjectClass = (WidgetClass) &smeLineClassRec;
-
-extern StripChartClassRec stripChartClassRec;
-WidgetClass stripChartWidgetClass = (WidgetClass) &stripChartClassRec;
-
-extern TextClassRec textClassRec;
-WidgetClass textWidgetClass = (WidgetClass)&textClassRec;
-
-unsigned long FMT8BIT = 0L;
-unsigned long XawFmt8Bit = 0L;
-unsigned long XawFmtWide = 0L;
-
-extern TextSinkClassRec textSinkClassRec;
-WidgetClass textSinkObjectClass = (WidgetClass)&textSinkClassRec;
-
-extern TextSrcClassRec textSrcClassRec;
-WidgetClass textSrcObjectClass = (WidgetClass)&textSrcClassRec;
-
-extern ToggleClassRec toggleClassRec;
-WidgetClass toggleWidgetClass = (WidgetClass) &toggleClassRec;
-
-extern TreeClassRec treeClassRec;
-WidgetClass treeWidgetClass = (WidgetClass) &treeClassRec;
-
-extern VendorShellClassRec vendorShellClassRec;
-WidgetClass vendorShellWidgetClass = (WidgetClass) &vendorShellClassRec;
-
-extern ViewportClassRec viewportClassRec;
-WidgetClass viewportWidgetClass = (WidgetClass)&viewportClassRec;
-
-#endif /* SUNSHLIB */
+/*
+
+Copyright 1991, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#if defined(SUNSHLIB) && !defined(SHAREDCODE)
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/Xaw/AsciiSinkP.h>
+#include <X11/Xaw/AsciiSrcP.h>
+#include <X11/Xaw/AsciiTextP.h>
+#include <X11/Xaw/MultiSinkP.h>
+#include <X11/Xaw/MultiSrcP.h>
+#include <X11/Xaw/BoxP.h>
+#include <X11/Xaw/CommandP.h>
+#include <X11/Xaw/DialogP.h>
+#include <X11/Xaw/FormP.h>
+#include <X11/Xaw/GripP.h>
+#include <X11/Xaw/LabelP.h>
+#include <X11/Xaw/ListP.h>
+#include <X11/Xaw/MenuButtoP.h>
+#include <X11/Xaw/PanedP.h>
+#include <X11/Xaw/PannerP.h>
+#include <X11/Xaw/PortholeP.h>
+#include <X11/Xaw/RepeaterP.h>
+#include <X11/Xaw/ScrollbarP.h>
+#include <X11/Xaw/SimpleP.h>
+#include <X11/Xaw/SimpleMenP.h>
+#include <X11/Xaw/SmeP.h>
+#include <X11/Xaw/SmeBSBP.h>
+#include <X11/Xaw/SmeLineP.h>
+#include <X11/Xaw/StripCharP.h>
+#include <X11/Xaw/TextP.h>
+#include <X11/Xaw/TextSinkP.h>
+#include <X11/Xaw/TextSrcP.h>
+#include <X11/Xaw/ToggleP.h>
+#include <X11/Xaw/TreeP.h>
+#include <X11/VendorP.h>
+#include <X11/Xaw/ViewportP.h>
+
+extern AsciiSinkClassRec asciiSinkClassRec;
+WidgetClass asciiSinkObjectClass = (WidgetClass)&asciiSinkClassRec;
+
+extern AsciiSrcClassRec asciiSrcClassRec;
+WidgetClass asciiSrcObjectClass = (WidgetClass)&asciiSrcClassRec;
+
+extern AsciiTextClassRec asciiTextClassRec;
+WidgetClass asciiTextWidgetClass = (WidgetClass)&asciiTextClassRec;
+
+#ifdef ASCII_STRING
+extern AsciiStringClassRec asciiStringClassRec;
+WidgetClass asciiStringWidgetClass = (WidgetClass)&asciiStringClassRec;
+#endif
+
+#ifdef ASCII_DISK
+extern AsciiDiskClassRec asciiDiskClassRec;
+WidgetClass asciiDiskWidgetClass = (WidgetClass)&asciiDiskClassRec;
+#endif
+
+extern MultiSinkClassRec multiSinkClassRec;
+WidgetClass multiSinkObjectClass = (WidgetClass)&multiSinkClassRec;
+
+extern MultiSrcClassRec multiSrcClassRec;
+WidgetClass multiSrcObjectClass = (WidgetClass)&multiSrcClassRec;
+
+extern BoxClassRec boxClassRec;
+WidgetClass boxWidgetClass = (WidgetClass)&boxClassRec;
+
+extern CommandClassRec commandClassRec;
+WidgetClass commandWidgetClass = (WidgetClass) &commandClassRec;
+
+extern DialogClassRec dialogClassRec;
+WidgetClass dialogWidgetClass = (WidgetClass)&dialogClassRec;
+
+extern FormClassRec formClassRec;
+WidgetClass formWidgetClass = (WidgetClass)&formClassRec;
+
+extern GripClassRec gripClassRec;
+WidgetClass gripWidgetClass = (WidgetClass) &gripClassRec;
+
+extern LabelClassRec labelClassRec;
+WidgetClass labelWidgetClass = (WidgetClass)&labelClassRec;
+
+extern ListClassRec listClassRec;
+WidgetClass listWidgetClass = (WidgetClass)&listClassRec;
+
+extern MenuButtonClassRec menuButtonClassRec;
+WidgetClass menuButtonWidgetClass = (WidgetClass) &menuButtonClassRec;
+
+extern PanedClassRec panedClassRec;
+WidgetClass panedWidgetClass = (WidgetClass) &panedClassRec;
+WidgetClass vPanedWidgetClass = (WidgetClass) &panedClassRec;
+
+extern PannerClassRec pannerClassRec;
+WidgetClass pannerWidgetClass = (WidgetClass) &pannerClassRec;
+
+extern PortholeClassRec portholeClassRec;
+WidgetClass portholeWidgetClass = (WidgetClass) &portholeClassRec;
+
+extern RepeaterClassRec repeaterClassRec;
+WidgetClass repeaterWidgetClass = (WidgetClass) &repeaterClassRec;
+
+extern ScrollbarClassRec scrollbarClassRec;
+WidgetClass scrollbarWidgetClass = (WidgetClass)&scrollbarClassRec;
+
+extern SimpleClassRec simpleClassRec;
+WidgetClass simpleWidgetClass = (WidgetClass)&simpleClassRec;
+
+extern SimpleMenuClassRec simpleMenuClassRec;
+WidgetClass simpleMenuWidgetClass = (WidgetClass)&simpleMenuClassRec;
+
+extern SmeClassRec smeClassRec;
+WidgetClass smeObjectClass = (WidgetClass) &smeClassRec;
+
+extern SmeBSBClassRec smeBSBClassRec;
+WidgetClass smeBSBObjectClass = (WidgetClass) &smeBSBClassRec;
+
+extern SmeLineClassRec smeLineClassRec;
+WidgetClass smeLineObjectClass = (WidgetClass) &smeLineClassRec;
+
+extern StripChartClassRec stripChartClassRec;
+WidgetClass stripChartWidgetClass = (WidgetClass) &stripChartClassRec;
+
+extern TextClassRec textClassRec;
+WidgetClass textWidgetClass = (WidgetClass)&textClassRec;
+
+unsigned long FMT8BIT = 0L;
+unsigned long XawFmt8Bit = 0L;
+unsigned long XawFmtWide = 0L;
+
+extern TextSinkClassRec textSinkClassRec;
+WidgetClass textSinkObjectClass = (WidgetClass)&textSinkClassRec;
+
+extern TextSrcClassRec textSrcClassRec;
+WidgetClass textSrcObjectClass = (WidgetClass)&textSrcClassRec;
+
+extern ToggleClassRec toggleClassRec;
+WidgetClass toggleWidgetClass = (WidgetClass) &toggleClassRec;
+
+extern TreeClassRec treeClassRec;
+WidgetClass treeWidgetClass = (WidgetClass) &treeClassRec;
+
+extern VendorShellClassRec vendorShellClassRec;
+WidgetClass vendorShellWidgetClass = (WidgetClass) &vendorShellClassRec;
+
+extern ViewportClassRec viewportClassRec;
+WidgetClass viewportWidgetClass = (WidgetClass)&viewportClassRec;
+
+#endif /* SUNSHLIB */