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-rw-r--r--libXt/src/Create.c1575
1 files changed, 786 insertions, 789 deletions
diff --git a/libXt/src/Create.c b/libXt/src/Create.c
index 7db4a23ce..23e510810 100644
--- a/libXt/src/Create.c
+++ b/libXt/src/Create.c
@@ -1,789 +1,786 @@
-/* $Xorg: Create.c,v 1.4 2001/02/09 02:03:54 xorgcvs Exp $ */
-
-/***********************************************************
-Copyright 1993 Sun Microsystems, Inc. All rights reserved.
-
-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 (including the next
-paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
-
-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.
-
-******************************************************************/
-/* $XFree86: xc/lib/Xt/Create.c,v 3.10 2002/12/17 04:50:58 dawes Exp $ */
-
-/*
-
-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.
-
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "IntrinsicI.h"
-#include "VarargsI.h"
-#include "ShellP.h"
-#include "CreateI.h"
-#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
-#include "ResConfigP.h"
-#endif
-#include <stdio.h>
-
-static String XtNxtCreateWidget = "xtCreateWidget";
-static String XtNxtCreatePopupShell = "xtCreatePopupShell";
-
-static void
-CallClassPartInit(WidgetClass ancestor, WidgetClass wc)
-{
- if (ancestor->core_class.superclass != NULL) {
- CallClassPartInit(ancestor->core_class.superclass, wc);
- }
- if (ancestor->core_class.class_part_initialize != NULL) {
- (*(ancestor->core_class.class_part_initialize)) (wc);
- }
-}
-
-void
-XtInitializeWidgetClass(WidgetClass wc)
-{
- XtEnum inited;
- LOCK_PROCESS;
- if (wc->core_class.class_inited) {
- UNLOCK_PROCESS;
- return;
- }
- inited = 0x01;
- {
- WidgetClass pc;
-#define LeaveIfClass(c, d) if (pc == c) { inited = d; break; }
- for (pc = wc; pc; pc = pc->core_class.superclass) {
- LeaveIfClass(rectObjClass, 0x01 |
- RectObjClassFlag);
- LeaveIfClass(coreWidgetClass, 0x01 |
- RectObjClassFlag |
- WidgetClassFlag);
- LeaveIfClass(compositeWidgetClass, 0x01 |
- RectObjClassFlag |
- WidgetClassFlag |
- CompositeClassFlag);
- LeaveIfClass(constraintWidgetClass, 0x01 |
- RectObjClassFlag |
- WidgetClassFlag |
- CompositeClassFlag |
- ConstraintClassFlag);
- LeaveIfClass(shellWidgetClass, 0x01 |
- RectObjClassFlag |
- WidgetClassFlag |
- CompositeClassFlag |
- ShellClassFlag);
- LeaveIfClass(wmShellWidgetClass, 0x01 |
- RectObjClassFlag |
- WidgetClassFlag |
- CompositeClassFlag |
- ShellClassFlag |
- WMShellClassFlag);
- LeaveIfClass(topLevelShellWidgetClass, 0x01 |
- RectObjClassFlag |
- WidgetClassFlag |
- CompositeClassFlag |
- ShellClassFlag |
- WMShellClassFlag |
- TopLevelClassFlag);
- }
-#undef LeaveIfClass
- }
- if (wc->core_class.version != XtVersion &&
- wc->core_class.version != XtVersionDontCheck) {
- String param[3];
- String mismatch = "Widget class %s version mismatch (recompilation needed):\n widget %d vs. intrinsics %d.";
- String recompile = "Widget class %s must be re-compiled.";
- Cardinal num_params;
-
- param[0] = wc->core_class.class_name;
- param[1] = (String) wc->core_class.version;
- param[2] = (String) XtVersion;
-
- if (wc->core_class.version == (11 * 1000 + 5) || /* MIT X11R5 */
- wc->core_class.version == (11 * 1000 + 4)) { /* MIT X11R4 */
- if ((inited & WMShellClassFlag) &&
- (sizeof(Boolean) != sizeof(char) ||
- sizeof(Atom) != sizeof(Widget) ||
- sizeof(Atom) != sizeof(String))) {
- num_params=3;
- XtWarningMsg("versionMismatch","widget",XtCXtToolkitError,
- mismatch, param, &num_params);
- num_params=1;
- XtErrorMsg("R4orR5versionMismatch","widget",XtCXtToolkitError,
- recompile, param, &num_params);
-
- }
- }
- else if (wc->core_class.version == (11 * 1000 + 3)) { /* MIT X11R3 */
- if (inited & ShellClassFlag) {
- num_params=1;
- XtWarningMsg("r3versionMismatch","widget",XtCXtToolkitError,
- "Shell Widget class %s binary compiled for R3",
- param,&num_params);
- XtErrorMsg("R3versionMismatch","widget",XtCXtToolkitError,
- recompile, param, &num_params);
- }
- }
- else {
- num_params=3;
- XtWarningMsg("versionMismatch","widget",XtCXtToolkitError,
- mismatch, param, &num_params);
- if (wc->core_class.version == (2 * 1000 + 2)) /* MIT X11R2 */ {
- num_params=1;
- XtErrorMsg("r2versionMismatch","widget",XtCXtToolkitError,
- recompile, param, &num_params);
- }
- }
- }
-
- if ((wc->core_class.superclass != NULL)
- && (!(wc->core_class.superclass->core_class.class_inited)))
- XtInitializeWidgetClass(wc->core_class.superclass);
-
- if (wc->core_class.class_initialize != NULL)
- (*(wc->core_class.class_initialize))();
- CallClassPartInit(wc, wc);
- wc->core_class.class_inited = inited;
- UNLOCK_PROCESS;
-}
-
-static void
-CallInitialize (
- WidgetClass class,
- Widget req_widget,
- Widget new_widget,
- ArgList args,
- Cardinal num_args)
-{
- WidgetClass superclass;
- XtInitProc initialize;
- XtArgsProc initialize_hook;
-
- LOCK_PROCESS;
- superclass = class->core_class.superclass;
- UNLOCK_PROCESS;
- if (superclass)
- CallInitialize (superclass, req_widget, new_widget, args, num_args);
- LOCK_PROCESS;
- initialize = class->core_class.initialize;
- UNLOCK_PROCESS;
- if (initialize)
- (*initialize) (req_widget, new_widget, args, &num_args);
- LOCK_PROCESS;
- initialize_hook = class->core_class.initialize_hook;
- UNLOCK_PROCESS;
- if (initialize_hook)
- (*initialize_hook) (new_widget, args, &num_args);
-}
-
-static void
-CallConstraintInitialize (
- ConstraintWidgetClass class,
- Widget req_widget,
- Widget new_widget,
- ArgList args,
- Cardinal num_args)
-{
- WidgetClass superclass;
- XtInitProc initialize;
-
- LOCK_PROCESS;
- superclass = class->core_class.superclass;
- UNLOCK_PROCESS;
- if (superclass != constraintWidgetClass)
- CallConstraintInitialize((ConstraintWidgetClass) superclass,
- req_widget, new_widget, args, num_args);
- LOCK_PROCESS;
- initialize = class->constraint_class.initialize;
- UNLOCK_PROCESS;
- if (initialize)
- (*initialize) (req_widget, new_widget, args, &num_args);
-}
-
-static Widget
-xtWidgetAlloc(
- WidgetClass widget_class,
- ConstraintWidgetClass parent_constraint_class,
- Widget parent,
- String name,
- ArgList args, /* must be NULL if typed_args is non-NULL */
- Cardinal num_args,
- XtTypedArgList typed_args, /* must be NULL if args is non-NULL */
- Cardinal num_typed_args)
-{
- Widget widget;
- Cardinal wsize, csize = 0;
- ObjectClassExtension ext;
-
- LOCK_PROCESS;
- if (! (widget_class->core_class.class_inited))
- XtInitializeWidgetClass(widget_class);
- ext = (ObjectClassExtension)
- XtGetClassExtension(widget_class,
- XtOffsetOf(ObjectClassRec, object_class.extension),
- NULLQUARK, XtObjectExtensionVersion,
- sizeof(ObjectClassExtensionRec));
- if (parent_constraint_class)
- csize = parent_constraint_class->constraint_class.constraint_size;
- if (ext && ext->allocate) {
- XtAllocateProc allocate;
- Cardinal extra = 0;
- Cardinal nargs = num_args;
- Cardinal ntyped = num_typed_args;
- allocate = ext->allocate;
- UNLOCK_PROCESS;
- (*allocate)(widget_class, &csize, &extra, args, &nargs,
- typed_args, &ntyped, &widget, NULL);
- } else {
- wsize = widget_class->core_class.widget_size;
- UNLOCK_PROCESS;
- if (csize) {
- if (sizeof(struct {char a; double b;}) !=
- (sizeof(struct {char a; unsigned long b;}) -
- sizeof(unsigned long) + sizeof(double))) {
- if (csize && !(csize & (sizeof(double) - 1)))
- wsize = (wsize + sizeof(double) - 1) & ~(sizeof(double)-1);
- }
- }
- widget = (Widget) __XtMalloc((unsigned)(wsize + csize));
- bzero(widget, wsize + csize);
- widget->core.constraints =
- (csize ? (XtPointer)((char *)widget + wsize) : NULL);
- }
- widget->core.self = widget;
- widget->core.parent = parent;
- widget->core.widget_class = widget_class;
- widget->core.xrm_name = StringToName((name != NULL) ? name : "");
- widget->core.being_destroyed =
- (parent != NULL ? parent->core.being_destroyed : FALSE);
- return widget;
-}
-
-static void
-CompileCallbacks(
- Widget widget)
-{
- CallbackTable offsets;
- InternalCallbackList* cl;
- int i;
-
- LOCK_PROCESS;
- offsets = (CallbackTable)
- widget->core.widget_class->core_class.callback_private;
-
- for (i = (int)(long) *(offsets++); --i >= 0; offsets++) {
- cl = (InternalCallbackList *)
- ((char *) widget - (*offsets)->xrm_offset - 1);
- if (*cl)
- *cl = _XtCompileCallbackList((XtCallbackList) *cl);
- }
- UNLOCK_PROCESS;
-}
-
-static Widget
-xtCreate(
- char *name,
- char *class,
- WidgetClass widget_class,
- Widget parent,
- Screen* default_screen, /* undefined when creating a nonwidget */
- ArgList args, /* must be NULL if typed_args is non-NULL */
- Cardinal num_args,
- XtTypedArgList typed_args, /* must be NULL if args is non-NULL */
- Cardinal num_typed_args,
- ConstraintWidgetClass parent_constraint_class,
- /* NULL if not a subclass of Constraint or if child is popup shell */
- XtWidgetProc post_proc)
-{
- /* need to use strictest alignment rules possible in next two decls. */
- double widget_cache[100];
- double constraint_cache[20];
- Widget req_widget;
- XtPointer req_constraints = NULL;
- Cardinal wsize, csize;
- Widget widget;
- XtCacheRef *cache_refs;
- Cardinal i;
- XtCreateHookDataRec call_data;
-
- widget = xtWidgetAlloc(widget_class, parent_constraint_class, parent,
- name, args, num_args, typed_args, num_typed_args);
-
- if (XtIsRectObj(widget)) {
- widget->core.managed = FALSE;
- }
- if (XtIsWidget(widget)) {
- widget->core.name = XrmNameToString(widget->core.xrm_name);
- widget->core.screen = default_screen;
- widget->core.tm.translations = NULL;
- widget->core.window = (Window) 0;
- widget->core.visible = TRUE;
- widget->core.popup_list = NULL;
- widget->core.num_popups = 0;
- };
- LOCK_PROCESS;
- if (XtIsApplicationShell(widget)) {
- ApplicationShellWidget a = (ApplicationShellWidget) widget;
- if (class != NULL)
- a->application.xrm_class = StringToClass(class);
- else
- a->application.xrm_class = widget_class->core_class.xrm_class;
- a->application.class = XrmQuarkToString(a->application.xrm_class);
- }
- UNLOCK_PROCESS;
-
- /* fetch resources */
- cache_refs = _XtGetResources(widget, args, num_args,
- typed_args, &num_typed_args);
-
- /* Convert typed arg list to arg list */
- if (typed_args != NULL && num_typed_args > 0) {
- args = (ArgList)ALLOCATE_LOCAL(sizeof(Arg) * num_typed_args);
- if (args == NULL) _XtAllocError(NULL);
- for (i = 0; i < num_typed_args; i++) {
- args[i].name = typed_args[i].name;
- args[i].value = typed_args[i].value;
- }
- num_args = num_typed_args;
- }
-
- CompileCallbacks(widget);
-
- if (cache_refs != NULL) {
- XtAddCallback(widget, XtNdestroyCallback,
- XtCallbackReleaseCacheRefList, (XtPointer)cache_refs );
- }
-
- wsize = widget_class->core_class.widget_size;
- csize = 0;
- req_widget = (Widget) XtStackAlloc(wsize, widget_cache);
- (void) memmove ((char *) req_widget, (char *) widget, (int) wsize);
- CallInitialize (XtClass(widget), req_widget, widget, args, num_args);
- if (parent_constraint_class != NULL) {
- csize = parent_constraint_class->constraint_class.constraint_size;
- if (csize) {
- req_constraints = XtStackAlloc(csize, constraint_cache);
- (void) memmove((char*)req_constraints, widget->core.constraints,
- (int)csize);
- req_widget->core.constraints = req_constraints;
- } else req_widget->core.constraints = NULL;
- CallConstraintInitialize(parent_constraint_class, req_widget, widget,
- args, num_args);
- if (csize) {
- XtStackFree(req_constraints, constraint_cache);
- }
- }
- XtStackFree((XtPointer)req_widget, widget_cache);
- if (post_proc != (XtWidgetProc) NULL) {
- Widget hookobj;
- (*post_proc)(widget);
- hookobj = XtHooksOfDisplay((default_screen != (Screen*) NULL) ?
- default_screen->display :
- XtDisplayOfObject(parent));
- if (XtHasCallbacks(hookobj, XtNcreateHook) == XtCallbackHasSome) {
-
- call_data.type = XtHcreate;
- call_data.widget = widget;
- call_data.args = args;
- call_data.num_args = num_args;
- XtCallCallbackList(hookobj,
- ((HookObject)hookobj)->hooks.createhook_callbacks,
- (XtPointer)&call_data);
- }
- }
- if (typed_args != NULL) {
- while (num_typed_args-- > 0) {
-
- /* In GetResources we may have dynamically alloc'd store to hold */
- /* a copy of a resource which was larger then sizeof(XtArgVal). */
- /* We must free this store now in order to prevent a memory leak */
- /* A typed arg that has a converted value in dynamic store has a */
- /* negated size field. */
-
- if (typed_args->type != NULL && typed_args->size < 0) {
- XtFree((char*)typed_args->value);
- typed_args->size = -(typed_args->size);
- }
- typed_args++;
- }
- DEALLOCATE_LOCAL((char*)args);
- }
- return (widget);
-}
-
-static void
-widgetPostProc(Widget w)
-{
- XtWidgetProc insert_child;
- Widget parent = XtParent(w);
- String param = XtName(w);
- Cardinal num_params = 1;
-
- if (XtIsComposite(parent)) {
- LOCK_PROCESS;
- insert_child = ((CompositeWidgetClass) parent->core.widget_class)->
- composite_class.insert_child;
- UNLOCK_PROCESS;
- } else {
- return;
- }
- if (insert_child == NULL) {
- XtAppErrorMsg(XtWidgetToApplicationContext(parent),
- "nullProc","insertChild",XtCXtToolkitError,
- "\"%s\" parent has NULL insert_child method",
- &param, &num_params);
- } else {
- (*insert_child) (w);
- }
-}
-
-Widget
-_XtCreateWidget(
- String name,
- WidgetClass widget_class,
- Widget parent,
- ArgList args,
- Cardinal num_args,
- XtTypedArgList typed_args,
- Cardinal num_typed_args)
-{
- register Widget widget;
- ConstraintWidgetClass cwc;
- Screen* default_screen;
- XtEnum class_inited;
- String params[3];
- Cardinal num_params;
-
- params[0] = name;
- num_params = 1;
-
- if (parent == NULL) {
- XtErrorMsg("invalidParent", XtNxtCreateWidget, XtCXtToolkitError,
- "XtCreateWidget \"%s\" requires non-NULL parent",
- params, &num_params);
- } else if (widget_class == NULL) {
- XtAppErrorMsg(XtWidgetToApplicationContext(parent),
- "invalidClass", XtNxtCreateWidget, XtCXtToolkitError,
- "XtCreateWidget \"%s\" requires non-NULL widget class",
- params, &num_params);
- }
- LOCK_PROCESS;
- if (!widget_class->core_class.class_inited)
- XtInitializeWidgetClass(widget_class);
- class_inited = widget_class->core_class.class_inited;
- UNLOCK_PROCESS;
- if ((class_inited & WidgetClassFlag) == 0) {
- /* not a widget */
- default_screen = NULL;
- if (XtIsComposite(parent)) {
- CompositeClassExtension ext;
- ext = (CompositeClassExtension)
- XtGetClassExtension(XtClass(parent),
- XtOffsetOf(CompositeClassRec, composite_class.extension),
- NULLQUARK, 1L, (Cardinal) 0);
- LOCK_PROCESS;
- if (ext &&
- (ext->version > XtCompositeExtensionVersion ||
- ext->record_size > sizeof(CompositeClassExtensionRec))) {
- params[1] = XtClass(parent)->core_class.class_name;
- num_params = 2;
- XtAppWarningMsg(XtWidgetToApplicationContext(parent),
- "invalidExtension", XtNxtCreateWidget,
- XtCXtToolkitError,
- "widget \"%s\" class %s has invalid CompositeClassExtension record",
- params, &num_params);
- }
- if (!ext || !ext->accepts_objects) {
- params[1] = XtName(parent);
- num_params = 2;
- XtAppErrorMsg(XtWidgetToApplicationContext(parent),
- "nonWidget", XtNxtCreateWidget,XtCXtToolkitError,
-"attempt to add non-widget child \"%s\" to parent \"%s\" which supports only widgets",
- params, &num_params);
- }
- UNLOCK_PROCESS;
- }
- } else {
- default_screen = parent->core.screen;
- }
-
- if (XtIsConstraint(parent)) {
- cwc = (ConstraintWidgetClass) parent->core.widget_class;
- } else {
- cwc = NULL;
- }
- widget = xtCreate(name, (char *)NULL, widget_class, parent,
- default_screen, args, num_args,
- typed_args, num_typed_args, cwc, widgetPostProc);
- return (widget);
-}
-
-Widget
-XtCreateWidget(
- _Xconst char* name,
- WidgetClass widget_class,
- Widget parent,
- ArgList args,
- Cardinal num_args
- )
-{
- Widget retval;
- WIDGET_TO_APPCON(parent);
-
- LOCK_APP(app);
- retval = _XtCreateWidget((String)name, widget_class, parent, args, num_args,
- (XtTypedArgList)NULL, (Cardinal)0);
- UNLOCK_APP(app);
- return retval;
-}
-
-
-Widget
-XtCreateManagedWidget(
- _Xconst char* name,
- WidgetClass widget_class,
- Widget parent,
- ArgList args,
- Cardinal num_args
- )
-{
- register Widget widget;
- WIDGET_TO_APPCON(parent);
-
- LOCK_APP(app);
- XtCheckSubclass(parent, compositeWidgetClass, "in XtCreateManagedWidget");
- widget = _XtCreateWidget((String)name, widget_class, parent, args,
- num_args, (XtTypedArgList)NULL, (Cardinal) 0);
- XtManageChild(widget);
- UNLOCK_APP(app);
- return widget;
-}
-
-static void
-popupPostProc(Widget w)
-{
- Widget parent = XtParent(w);
-
- parent->core.popup_list =
- (WidgetList) XtRealloc((char*) parent->core.popup_list,
- (unsigned) (parent->core.num_popups+1) * sizeof(Widget));
- parent->core.popup_list[parent->core.num_popups++] = w;
-}
-
-Widget
-_XtCreatePopupShell(
- String name,
- WidgetClass widget_class,
- Widget parent,
- ArgList args,
- Cardinal num_args,
- XtTypedArgList typed_args,
- Cardinal num_typed_args)
-{
- register Widget widget;
- Screen* default_screen;
-
- if (parent == NULL) {
- XtErrorMsg("invalidParent",XtNxtCreatePopupShell,XtCXtToolkitError,
- "XtCreatePopupShell requires non-NULL parent",
- (String *)NULL, (Cardinal *)NULL);
- } else if (widget_class == NULL) {
- XtAppErrorMsg(XtWidgetToApplicationContext(parent),
- "invalidClass",XtNxtCreatePopupShell,XtCXtToolkitError,
- "XtCreatePopupShell requires non-NULL widget class",
- (String *)NULL, (Cardinal *)NULL);
- }
- XtCheckSubclass(parent, coreWidgetClass, "in XtCreatePopupShell");
- default_screen = parent->core.screen;
- widget = xtCreate(name, (char *)NULL, widget_class, parent,
- default_screen, args, num_args, typed_args,
- num_typed_args, (ConstraintWidgetClass)NULL,
- popupPostProc);
-
-#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
- XtAddEventHandler (widget, (EventMask) PropertyChangeMask, FALSE,
- (XtEventHandler) _XtResourceConfigurationEH, NULL);
-#endif
- return(widget);
-}
-
-Widget
-XtCreatePopupShell(
- _Xconst char* name,
- WidgetClass widget_class,
- Widget parent,
- ArgList args,
- Cardinal num_args
- )
-{
- Widget retval;
- WIDGET_TO_APPCON(parent);
-
- LOCK_APP(app);
- retval = _XtCreatePopupShell((String)name, widget_class, parent, args,
- num_args, (XtTypedArgList)NULL, (Cardinal)0);
- UNLOCK_APP(app);
- return retval;
-}
-
-Widget
-_XtAppCreateShell(
- String name,
- String class,
- WidgetClass widget_class,
- Display* display,
- ArgList args,
- Cardinal num_args,
- XtTypedArgList typed_args,
- Cardinal num_typed_args)
-{
- Widget shell;
-
- if (widget_class == NULL) {
- XtAppErrorMsg(XtDisplayToApplicationContext(display),
- "invalidClass","xtAppCreateShell",XtCXtToolkitError,
- "XtAppCreateShell requires non-NULL widget class",
- (String *)NULL, (Cardinal *)NULL);
- }
- if (name == NULL)
- name = XrmNameToString(_XtGetPerDisplay(display)->name);
- shell = xtCreate(name, class, widget_class, (Widget)NULL,
- (Screen*)DefaultScreenOfDisplay(display),
- args, num_args, typed_args, num_typed_args,
- (ConstraintWidgetClass) NULL, _XtAddShellToHookObj);
-
-#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
- XtAddEventHandler (shell, (EventMask) PropertyChangeMask, FALSE,
- (XtEventHandler) _XtResourceConfigurationEH, NULL);
-#endif
-
- return shell;
-}
-
-Widget
-XtAppCreateShell(
- _Xconst char* name,
- _Xconst char* class,
- WidgetClass widget_class,
- Display *display,
- ArgList args,
- Cardinal num_args
- )
-{
- Widget retval;
- DPY_TO_APPCON(display);
-
- LOCK_APP(app);
- retval = _XtAppCreateShell((String)name, (String)class, widget_class,
- display, args, num_args, (XtTypedArgList)NULL, (Cardinal)0);
- UNLOCK_APP(app);
- return retval;
-}
-
-/* ARGSUSED */
-Widget
-XtCreateApplicationShell(
- _Xconst char* name, /* unused in R3 and later */
- WidgetClass widget_class,
- ArgList args,
- Cardinal num_args
- )
-{
- Widget retval;
- Display* dpy;
- XrmClass class;
- XtAppContext app = _XtDefaultAppContext();
-
- LOCK_APP(app);
- dpy = app->list[0];
- class = _XtGetPerDisplay(dpy)->class;
-
- retval = _XtAppCreateShell((String)NULL, XrmQuarkToString((XrmQuark)class),
- widget_class, dpy, args, num_args,
- (XtTypedArgList)NULL, (Cardinal)0);
- UNLOCK_APP(app);
- return retval;
-}
-
-Widget
-_XtCreateHookObj(Screen* screen)
-{
- Widget req_widget;
- double widget_cache[100];
- Cardinal wsize = 0;
- Widget hookobj = xtWidgetAlloc(hookObjectClass,
- (ConstraintWidgetClass)NULL,
- (Widget)NULL, "hooks",
- (ArgList)NULL, (Cardinal)0,
- (XtTypedArgList)NULL, (Cardinal)0);
-
- ((HookObject)hookobj)->hooks.screen = screen;
- (void) _XtGetResources(hookobj, (ArgList)NULL, 0,
- (XtTypedArgList)NULL, &wsize);
- CompileCallbacks(hookobj);
- wsize = hookObjectClass->core_class.widget_size;
- req_widget = (Widget) XtStackAlloc(wsize, widget_cache);
- (void) memmove ((char *) req_widget, (char *) hookobj, (int) wsize);
- CallInitialize (hookObjectClass, req_widget, hookobj,
- (ArgList)NULL, (Cardinal) 0);
- XtStackFree((XtPointer)req_widget, widget_cache);
- return hookobj;
-}
+/***********************************************************
+Copyright (c) 1993, Oracle and/or its affiliates. All rights reserved.
+
+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 (including the next
+paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+
+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 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.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "IntrinsicI.h"
+#include "VarargsI.h"
+#include "ShellP.h"
+#include "CreateI.h"
+#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
+#include "ResConfigP.h"
+#endif
+#include <stdio.h>
+
+static String XtNxtCreateWidget = "xtCreateWidget";
+static String XtNxtCreatePopupShell = "xtCreatePopupShell";
+
+static void
+CallClassPartInit(WidgetClass ancestor, WidgetClass wc)
+{
+ if (ancestor->core_class.superclass != NULL) {
+ CallClassPartInit(ancestor->core_class.superclass, wc);
+ }
+ if (ancestor->core_class.class_part_initialize != NULL) {
+ (*(ancestor->core_class.class_part_initialize)) (wc);
+ }
+}
+
+void
+XtInitializeWidgetClass(WidgetClass wc)
+{
+ XtEnum inited;
+ LOCK_PROCESS;
+ if (wc->core_class.class_inited) {
+ UNLOCK_PROCESS;
+ return;
+ }
+ inited = 0x01;
+ {
+ WidgetClass pc;
+#define LeaveIfClass(c, d) if (pc == c) { inited = d; break; }
+ for (pc = wc; pc; pc = pc->core_class.superclass) {
+ LeaveIfClass(rectObjClass, 0x01 |
+ RectObjClassFlag);
+ LeaveIfClass(coreWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag);
+ LeaveIfClass(compositeWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag);
+ LeaveIfClass(constraintWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ConstraintClassFlag);
+ LeaveIfClass(shellWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ShellClassFlag);
+ LeaveIfClass(wmShellWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ShellClassFlag |
+ WMShellClassFlag);
+ LeaveIfClass(topLevelShellWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ShellClassFlag |
+ WMShellClassFlag |
+ TopLevelClassFlag);
+ }
+#undef LeaveIfClass
+ }
+ if (wc->core_class.version != XtVersion &&
+ wc->core_class.version != XtVersionDontCheck) {
+ String param[3];
+ String mismatch = "Widget class %s version mismatch (recompilation needed):\n widget %d vs. intrinsics %d.";
+ String recompile = "Widget class %s must be re-compiled.";
+ Cardinal num_params;
+
+ param[0] = wc->core_class.class_name;
+ param[1] = (String) wc->core_class.version;
+ param[2] = (String) XtVersion;
+
+ if (wc->core_class.version == (11 * 1000 + 5) || /* MIT X11R5 */
+ wc->core_class.version == (11 * 1000 + 4)) { /* MIT X11R4 */
+ if ((inited & WMShellClassFlag) &&
+ (sizeof(Boolean) != sizeof(char) ||
+ sizeof(Atom) != sizeof(Widget) ||
+ sizeof(Atom) != sizeof(String))) {
+ num_params=3;
+ XtWarningMsg("versionMismatch","widget",XtCXtToolkitError,
+ mismatch, param, &num_params);
+ num_params=1;
+ XtErrorMsg("R4orR5versionMismatch","widget",XtCXtToolkitError,
+ recompile, param, &num_params);
+
+ }
+ }
+ else if (wc->core_class.version == (11 * 1000 + 3)) { /* MIT X11R3 */
+ if (inited & ShellClassFlag) {
+ num_params=1;
+ XtWarningMsg("r3versionMismatch","widget",XtCXtToolkitError,
+ "Shell Widget class %s binary compiled for R3",
+ param,&num_params);
+ XtErrorMsg("R3versionMismatch","widget",XtCXtToolkitError,
+ recompile, param, &num_params);
+ }
+ }
+ else {
+ num_params=3;
+ XtWarningMsg("versionMismatch","widget",XtCXtToolkitError,
+ mismatch, param, &num_params);
+ if (wc->core_class.version == (2 * 1000 + 2)) /* MIT X11R2 */ {
+ num_params=1;
+ XtErrorMsg("r2versionMismatch","widget",XtCXtToolkitError,
+ recompile, param, &num_params);
+ }
+ }
+ }
+
+ if ((wc->core_class.superclass != NULL)
+ && (!(wc->core_class.superclass->core_class.class_inited)))
+ XtInitializeWidgetClass(wc->core_class.superclass);
+
+ if (wc->core_class.class_initialize != NULL)
+ (*(wc->core_class.class_initialize))();
+ CallClassPartInit(wc, wc);
+ wc->core_class.class_inited = inited;
+ UNLOCK_PROCESS;
+}
+
+static void
+CallInitialize (
+ WidgetClass class,
+ Widget req_widget,
+ Widget new_widget,
+ ArgList args,
+ Cardinal num_args)
+{
+ WidgetClass superclass;
+ XtInitProc initialize;
+ XtArgsProc initialize_hook;
+
+ LOCK_PROCESS;
+ superclass = class->core_class.superclass;
+ UNLOCK_PROCESS;
+ if (superclass)
+ CallInitialize (superclass, req_widget, new_widget, args, num_args);
+ LOCK_PROCESS;
+ initialize = class->core_class.initialize;
+ UNLOCK_PROCESS;
+ if (initialize)
+ (*initialize) (req_widget, new_widget, args, &num_args);
+ LOCK_PROCESS;
+ initialize_hook = class->core_class.initialize_hook;
+ UNLOCK_PROCESS;
+ if (initialize_hook)
+ (*initialize_hook) (new_widget, args, &num_args);
+}
+
+static void
+CallConstraintInitialize (
+ ConstraintWidgetClass class,
+ Widget req_widget,
+ Widget new_widget,
+ ArgList args,
+ Cardinal num_args)
+{
+ WidgetClass superclass;
+ XtInitProc initialize;
+
+ LOCK_PROCESS;
+ superclass = class->core_class.superclass;
+ UNLOCK_PROCESS;
+ if (superclass != constraintWidgetClass)
+ CallConstraintInitialize((ConstraintWidgetClass) superclass,
+ req_widget, new_widget, args, num_args);
+ LOCK_PROCESS;
+ initialize = class->constraint_class.initialize;
+ UNLOCK_PROCESS;
+ if (initialize)
+ (*initialize) (req_widget, new_widget, args, &num_args);
+}
+
+static Widget
+xtWidgetAlloc(
+ WidgetClass widget_class,
+ ConstraintWidgetClass parent_constraint_class,
+ Widget parent,
+ String name,
+ ArgList args, /* must be NULL if typed_args is non-NULL */
+ Cardinal num_args,
+ XtTypedArgList typed_args, /* must be NULL if args is non-NULL */
+ Cardinal num_typed_args)
+{
+ Widget widget;
+ Cardinal wsize, csize = 0;
+ ObjectClassExtension ext;
+
+ LOCK_PROCESS;
+ if (! (widget_class->core_class.class_inited))
+ XtInitializeWidgetClass(widget_class);
+ ext = (ObjectClassExtension)
+ XtGetClassExtension(widget_class,
+ XtOffsetOf(ObjectClassRec, object_class.extension),
+ NULLQUARK, XtObjectExtensionVersion,
+ sizeof(ObjectClassExtensionRec));
+ if (parent_constraint_class)
+ csize = parent_constraint_class->constraint_class.constraint_size;
+ if (ext && ext->allocate) {
+ XtAllocateProc allocate;
+ Cardinal extra = 0;
+ Cardinal nargs = num_args;
+ Cardinal ntyped = num_typed_args;
+ allocate = ext->allocate;
+ UNLOCK_PROCESS;
+ (*allocate)(widget_class, &csize, &extra, args, &nargs,
+ typed_args, &ntyped, &widget, NULL);
+ } else {
+ wsize = widget_class->core_class.widget_size;
+ UNLOCK_PROCESS;
+ if (csize) {
+ if (sizeof(struct {char a; double b;}) !=
+ (sizeof(struct {char a; unsigned long b;}) -
+ sizeof(unsigned long) + sizeof(double))) {
+ if (csize && !(csize & (sizeof(double) - 1)))
+ wsize = (wsize + sizeof(double) - 1) & ~(sizeof(double)-1);
+ }
+ }
+ widget = (Widget) __XtMalloc((unsigned)(wsize + csize));
+ bzero(widget, wsize + csize);
+ widget->core.constraints =
+ (csize ? (XtPointer)((char *)widget + wsize) : NULL);
+ }
+ widget->core.self = widget;
+ widget->core.parent = parent;
+ widget->core.widget_class = widget_class;
+ widget->core.xrm_name = StringToName((name != NULL) ? name : "");
+ widget->core.being_destroyed =
+ (parent != NULL ? parent->core.being_destroyed : FALSE);
+ return widget;
+}
+
+static void
+CompileCallbacks(
+ Widget widget)
+{
+ CallbackTable offsets;
+ InternalCallbackList* cl;
+ int i;
+
+ LOCK_PROCESS;
+ offsets = (CallbackTable)
+ widget->core.widget_class->core_class.callback_private;
+
+ for (i = (int)(long) *(offsets++); --i >= 0; offsets++) {
+ cl = (InternalCallbackList *)
+ ((char *) widget - (*offsets)->xrm_offset - 1);
+ if (*cl)
+ *cl = _XtCompileCallbackList((XtCallbackList) *cl);
+ }
+ UNLOCK_PROCESS;
+}
+
+static Widget
+xtCreate(
+ char *name,
+ char *class,
+ WidgetClass widget_class,
+ Widget parent,
+ Screen* default_screen, /* undefined when creating a nonwidget */
+ ArgList args, /* must be NULL if typed_args is non-NULL */
+ Cardinal num_args,
+ XtTypedArgList typed_args, /* must be NULL if args is non-NULL */
+ Cardinal num_typed_args,
+ ConstraintWidgetClass parent_constraint_class,
+ /* NULL if not a subclass of Constraint or if child is popup shell */
+ XtWidgetProc post_proc)
+{
+ /* need to use strictest alignment rules possible in next two decls. */
+ double widget_cache[100];
+ double constraint_cache[20];
+ Widget req_widget;
+ XtPointer req_constraints = NULL;
+ Cardinal wsize, csize;
+ Widget widget;
+ XtCacheRef *cache_refs;
+ Cardinal i;
+ XtCreateHookDataRec call_data;
+
+ widget = xtWidgetAlloc(widget_class, parent_constraint_class, parent,
+ name, args, num_args, typed_args, num_typed_args);
+
+ if (XtIsRectObj(widget)) {
+ widget->core.managed = FALSE;
+ }
+ if (XtIsWidget(widget)) {
+ widget->core.name = XrmNameToString(widget->core.xrm_name);
+ widget->core.screen = default_screen;
+ widget->core.tm.translations = NULL;
+ widget->core.window = (Window) 0;
+ widget->core.visible = TRUE;
+ widget->core.popup_list = NULL;
+ widget->core.num_popups = 0;
+ };
+ LOCK_PROCESS;
+ if (XtIsApplicationShell(widget)) {
+ ApplicationShellWidget a = (ApplicationShellWidget) widget;
+ if (class != NULL)
+ a->application.xrm_class = StringToClass(class);
+ else
+ a->application.xrm_class = widget_class->core_class.xrm_class;
+ a->application.class = XrmQuarkToString(a->application.xrm_class);
+ }
+ UNLOCK_PROCESS;
+
+ /* fetch resources */
+ cache_refs = _XtGetResources(widget, args, num_args,
+ typed_args, &num_typed_args);
+
+ /* Convert typed arg list to arg list */
+ if (typed_args != NULL && num_typed_args > 0) {
+ args = (ArgList)ALLOCATE_LOCAL(sizeof(Arg) * num_typed_args);
+ if (args == NULL) _XtAllocError(NULL);
+ for (i = 0; i < num_typed_args; i++) {
+ args[i].name = typed_args[i].name;
+ args[i].value = typed_args[i].value;
+ }
+ num_args = num_typed_args;
+ }
+
+ CompileCallbacks(widget);
+
+ if (cache_refs != NULL) {
+ XtAddCallback(widget, XtNdestroyCallback,
+ XtCallbackReleaseCacheRefList, (XtPointer)cache_refs );
+ }
+
+ wsize = widget_class->core_class.widget_size;
+ csize = 0;
+ req_widget = (Widget) XtStackAlloc(wsize, widget_cache);
+ (void) memmove ((char *) req_widget, (char *) widget, (int) wsize);
+ CallInitialize (XtClass(widget), req_widget, widget, args, num_args);
+ if (parent_constraint_class != NULL) {
+ csize = parent_constraint_class->constraint_class.constraint_size;
+ if (csize) {
+ req_constraints = XtStackAlloc(csize, constraint_cache);
+ (void) memmove((char*)req_constraints, widget->core.constraints,
+ (int)csize);
+ req_widget->core.constraints = req_constraints;
+ } else req_widget->core.constraints = NULL;
+ CallConstraintInitialize(parent_constraint_class, req_widget, widget,
+ args, num_args);
+ if (csize) {
+ XtStackFree(req_constraints, constraint_cache);
+ }
+ }
+ XtStackFree((XtPointer)req_widget, widget_cache);
+ if (post_proc != (XtWidgetProc) NULL) {
+ Widget hookobj;
+ (*post_proc)(widget);
+ hookobj = XtHooksOfDisplay((default_screen != (Screen*) NULL) ?
+ default_screen->display :
+ XtDisplayOfObject(parent));
+ if (XtHasCallbacks(hookobj, XtNcreateHook) == XtCallbackHasSome) {
+
+ call_data.type = XtHcreate;
+ call_data.widget = widget;
+ call_data.args = args;
+ call_data.num_args = num_args;
+ XtCallCallbackList(hookobj,
+ ((HookObject)hookobj)->hooks.createhook_callbacks,
+ (XtPointer)&call_data);
+ }
+ }
+ if (typed_args != NULL) {
+ while (num_typed_args-- > 0) {
+
+ /* In GetResources we may have dynamically alloc'd store to hold */
+ /* a copy of a resource which was larger then sizeof(XtArgVal). */
+ /* We must free this store now in order to prevent a memory leak */
+ /* A typed arg that has a converted value in dynamic store has a */
+ /* negated size field. */
+
+ if (typed_args->type != NULL && typed_args->size < 0) {
+ XtFree((char*)typed_args->value);
+ typed_args->size = -(typed_args->size);
+ }
+ typed_args++;
+ }
+ DEALLOCATE_LOCAL((char*)args);
+ }
+ return (widget);
+}
+
+static void
+widgetPostProc(Widget w)
+{
+ XtWidgetProc insert_child;
+ Widget parent = XtParent(w);
+ String param = XtName(w);
+ Cardinal num_params = 1;
+
+ if (XtIsComposite(parent)) {
+ LOCK_PROCESS;
+ insert_child = ((CompositeWidgetClass) parent->core.widget_class)->
+ composite_class.insert_child;
+ UNLOCK_PROCESS;
+ } else {
+ return;
+ }
+ if (insert_child == NULL) {
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "nullProc","insertChild",XtCXtToolkitError,
+ "\"%s\" parent has NULL insert_child method",
+ &param, &num_params);
+ } else {
+ (*insert_child) (w);
+ }
+}
+
+Widget
+_XtCreateWidget(
+ String name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args,
+ XtTypedArgList typed_args,
+ Cardinal num_typed_args)
+{
+ register Widget widget;
+ ConstraintWidgetClass cwc;
+ Screen* default_screen;
+ XtEnum class_inited;
+ String params[3];
+ Cardinal num_params;
+
+ params[0] = name;
+ num_params = 1;
+
+ if (parent == NULL) {
+ XtErrorMsg("invalidParent", XtNxtCreateWidget, XtCXtToolkitError,
+ "XtCreateWidget \"%s\" requires non-NULL parent",
+ params, &num_params);
+ } else if (widget_class == NULL) {
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "invalidClass", XtNxtCreateWidget, XtCXtToolkitError,
+ "XtCreateWidget \"%s\" requires non-NULL widget class",
+ params, &num_params);
+ }
+ LOCK_PROCESS;
+ if (!widget_class->core_class.class_inited)
+ XtInitializeWidgetClass(widget_class);
+ class_inited = widget_class->core_class.class_inited;
+ UNLOCK_PROCESS;
+ if ((class_inited & WidgetClassFlag) == 0) {
+ /* not a widget */
+ default_screen = NULL;
+ if (XtIsComposite(parent)) {
+ CompositeClassExtension ext;
+ ext = (CompositeClassExtension)
+ XtGetClassExtension(XtClass(parent),
+ XtOffsetOf(CompositeClassRec, composite_class.extension),
+ NULLQUARK, 1L, (Cardinal) 0);
+ LOCK_PROCESS;
+ if (ext &&
+ (ext->version > XtCompositeExtensionVersion ||
+ ext->record_size > sizeof(CompositeClassExtensionRec))) {
+ params[1] = XtClass(parent)->core_class.class_name;
+ num_params = 2;
+ XtAppWarningMsg(XtWidgetToApplicationContext(parent),
+ "invalidExtension", XtNxtCreateWidget,
+ XtCXtToolkitError,
+ "widget \"%s\" class %s has invalid CompositeClassExtension record",
+ params, &num_params);
+ }
+ if (!ext || !ext->accepts_objects) {
+ params[1] = XtName(parent);
+ num_params = 2;
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "nonWidget", XtNxtCreateWidget,XtCXtToolkitError,
+"attempt to add non-widget child \"%s\" to parent \"%s\" which supports only widgets",
+ params, &num_params);
+ }
+ UNLOCK_PROCESS;
+ }
+ } else {
+ default_screen = parent->core.screen;
+ }
+
+ if (XtIsConstraint(parent)) {
+ cwc = (ConstraintWidgetClass) parent->core.widget_class;
+ } else {
+ cwc = NULL;
+ }
+ widget = xtCreate(name, (char *)NULL, widget_class, parent,
+ default_screen, args, num_args,
+ typed_args, num_typed_args, cwc, widgetPostProc);
+ return (widget);
+}
+
+Widget
+XtCreateWidget(
+ _Xconst char* name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ WIDGET_TO_APPCON(parent);
+
+ LOCK_APP(app);
+ retval = _XtCreateWidget((String)name, widget_class, parent, args, num_args,
+ (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+
+Widget
+XtCreateManagedWidget(
+ _Xconst char* name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ register Widget widget;
+ WIDGET_TO_APPCON(parent);
+
+ LOCK_APP(app);
+ XtCheckSubclass(parent, compositeWidgetClass, "in XtCreateManagedWidget");
+ widget = _XtCreateWidget((String)name, widget_class, parent, args,
+ num_args, (XtTypedArgList)NULL, (Cardinal) 0);
+ XtManageChild(widget);
+ UNLOCK_APP(app);
+ return widget;
+}
+
+static void
+popupPostProc(Widget w)
+{
+ Widget parent = XtParent(w);
+
+ parent->core.popup_list =
+ (WidgetList) XtRealloc((char*) parent->core.popup_list,
+ (unsigned) (parent->core.num_popups+1) * sizeof(Widget));
+ parent->core.popup_list[parent->core.num_popups++] = w;
+}
+
+Widget
+_XtCreatePopupShell(
+ String name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args,
+ XtTypedArgList typed_args,
+ Cardinal num_typed_args)
+{
+ register Widget widget;
+ Screen* default_screen;
+
+ if (parent == NULL) {
+ XtErrorMsg("invalidParent",XtNxtCreatePopupShell,XtCXtToolkitError,
+ "XtCreatePopupShell requires non-NULL parent",
+ (String *)NULL, (Cardinal *)NULL);
+ } else if (widget_class == NULL) {
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "invalidClass",XtNxtCreatePopupShell,XtCXtToolkitError,
+ "XtCreatePopupShell requires non-NULL widget class",
+ (String *)NULL, (Cardinal *)NULL);
+ }
+ XtCheckSubclass(parent, coreWidgetClass, "in XtCreatePopupShell");
+ default_screen = parent->core.screen;
+ widget = xtCreate(name, (char *)NULL, widget_class, parent,
+ default_screen, args, num_args, typed_args,
+ num_typed_args, (ConstraintWidgetClass)NULL,
+ popupPostProc);
+
+#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
+ XtAddEventHandler (widget, (EventMask) PropertyChangeMask, FALSE,
+ (XtEventHandler) _XtResourceConfigurationEH, NULL);
+#endif
+ return(widget);
+}
+
+Widget
+XtCreatePopupShell(
+ _Xconst char* name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ WIDGET_TO_APPCON(parent);
+
+ LOCK_APP(app);
+ retval = _XtCreatePopupShell((String)name, widget_class, parent, args,
+ num_args, (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+Widget
+_XtAppCreateShell(
+ String name,
+ String class,
+ WidgetClass widget_class,
+ Display* display,
+ ArgList args,
+ Cardinal num_args,
+ XtTypedArgList typed_args,
+ Cardinal num_typed_args)
+{
+ Widget shell;
+
+ if (widget_class == NULL) {
+ XtAppErrorMsg(XtDisplayToApplicationContext(display),
+ "invalidClass","xtAppCreateShell",XtCXtToolkitError,
+ "XtAppCreateShell requires non-NULL widget class",
+ (String *)NULL, (Cardinal *)NULL);
+ }
+ if (name == NULL)
+ name = XrmNameToString(_XtGetPerDisplay(display)->name);
+ shell = xtCreate(name, class, widget_class, (Widget)NULL,
+ (Screen*)DefaultScreenOfDisplay(display),
+ args, num_args, typed_args, num_typed_args,
+ (ConstraintWidgetClass) NULL, _XtAddShellToHookObj);
+
+#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
+ XtAddEventHandler (shell, (EventMask) PropertyChangeMask, FALSE,
+ (XtEventHandler) _XtResourceConfigurationEH, NULL);
+#endif
+
+ return shell;
+}
+
+Widget
+XtAppCreateShell(
+ _Xconst char* name,
+ _Xconst char* class,
+ WidgetClass widget_class,
+ Display *display,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ DPY_TO_APPCON(display);
+
+ LOCK_APP(app);
+ retval = _XtAppCreateShell((String)name, (String)class, widget_class,
+ display, args, num_args, (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+/* ARGSUSED */
+Widget
+XtCreateApplicationShell(
+ _Xconst char* name, /* unused in R3 and later */
+ WidgetClass widget_class,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ Display* dpy;
+ XrmClass class;
+ XtAppContext app = _XtDefaultAppContext();
+
+ LOCK_APP(app);
+ dpy = app->list[0];
+ class = _XtGetPerDisplay(dpy)->class;
+
+ retval = _XtAppCreateShell((String)NULL, XrmQuarkToString((XrmQuark)class),
+ widget_class, dpy, args, num_args,
+ (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+Widget
+_XtCreateHookObj(Screen* screen)
+{
+ Widget req_widget;
+ double widget_cache[100];
+ Cardinal wsize = 0;
+ Widget hookobj = xtWidgetAlloc(hookObjectClass,
+ (ConstraintWidgetClass)NULL,
+ (Widget)NULL, "hooks",
+ (ArgList)NULL, (Cardinal)0,
+ (XtTypedArgList)NULL, (Cardinal)0);
+
+ ((HookObject)hookobj)->hooks.screen = screen;
+ (void) _XtGetResources(hookobj, (ArgList)NULL, 0,
+ (XtTypedArgList)NULL, &wsize);
+ CompileCallbacks(hookobj);
+ wsize = hookObjectClass->core_class.widget_size;
+ req_widget = (Widget) XtStackAlloc(wsize, widget_cache);
+ (void) memmove ((char *) req_widget, (char *) hookobj, (int) wsize);
+ CallInitialize (hookObjectClass, req_widget, hookobj,
+ (ArgList)NULL, (Cardinal) 0);
+ XtStackFree((XtPointer)req_widget, widget_cache);
+ return hookobj;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 21:54:56 +0000