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+/* $Xorg: TMaction.c,v 1.5 2001/02/09 02:03:58 xorgcvs Exp $ */
+/*LINTLIBRARY*/
+
+/***********************************************************
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts
+Copyright 1993 by Sun Microsystems, Inc. Mountain View, CA.
+
+ 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 names of Digital or Sun 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.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI-
+ABLE 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, 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.
+
+*/
+/* $XFree86: xc/lib/Xt/TMaction.c,v 3.7 2001/12/14 19:56:30 dawes Exp $ */
+
+/* TMaction.c -- maintains the state table of actions for the translation
+ * manager.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "IntrinsicI.h"
+#include "StringDefs.h"
+
+#if defined(__STDC__) && !defined(NORCONST)
+#define RConst const
+#else
+#define RConst /**/
+#endif
+
+static String XtNtranslationError = "translationError";
+
+typedef struct _CompiledAction{
+ XrmQuark signature;
+ XtActionProc proc;
+}CompiledAction, *CompiledActionTable;
+
+
+#define GetClassActions(wc) \
+ ((wc->core_class.actions) \
+? (((TMClassCache)wc->core_class.actions)->actions) \
+: NULL)
+
+static CompiledActionTable CompileActionTable(
+ register RConst struct _XtActionsRec *actions,
+ register Cardinal count, /* may be 0 */
+ Boolean stat, /* if False, copy before compiling in place */
+ Boolean perm) /* if False, use XrmStringToQuark */
+{
+ register CompiledActionTable cActions;
+ register int i;
+ CompiledAction hold;
+ CompiledActionTable cTableHold;
+ XrmQuark (*func)(_Xconst char*);
+
+ if (!count)
+ return (CompiledActionTable) NULL;
+ func = (perm ? XrmPermStringToQuark : XrmStringToQuark);
+
+ if (! stat) {
+ cTableHold = cActions = (CompiledActionTable)
+ __XtMalloc(count * sizeof(CompiledAction));
+
+ for (i=count; --i >= 0; cActions++, actions++) {
+ cActions->proc = actions->proc;
+ cActions->signature = (*func)(actions->string);
+ }
+ } else {
+ cTableHold = (CompiledActionTable) actions;
+
+ for (i=count; --i >= 0; actions++)
+ ((CompiledActionTable) actions)->signature =
+ (*func)(actions->string);
+ }
+ cActions = cTableHold;
+
+ /* Insertion sort. Whatever sort is used, it must be stable. */
+ for (i=1; (Cardinal) i <= count - 1; i++) {
+ register Cardinal j;
+ hold = cActions[i];
+ j = i;
+ while (j && cActions[j-1].signature > hold.signature) {
+ cActions[j] = cActions[j-1];
+ j--;
+ }
+ cActions[j] = hold;
+ }
+
+ return cActions;
+}
+
+
+typedef struct _ActionListRec *ActionList;
+typedef struct _ActionListRec {
+ ActionList next;
+ CompiledActionTable table;
+ TMShortCard count;
+} ActionListRec;
+
+static void ReportUnboundActions(
+ XtTranslations xlations,
+ TMBindData bindData)
+{
+ TMSimpleStateTree stateTree = (TMSimpleStateTree)xlations->stateTreeTbl[0];
+ Cardinal num_unbound = 0;
+ Cardinal num_params = 1;
+ char* message;
+ char messagebuf[1000];
+ String params[1];
+ register Cardinal num_chars = 0;
+ register Cardinal i, j;
+ XtActionProc *procs;
+
+ for (i=0; i < xlations->numStateTrees; i++) {
+ if (bindData->simple.isComplex)
+ procs = TMGetComplexBindEntry(bindData, i)->procs;
+ else
+ procs = TMGetSimpleBindEntry(bindData, i)->procs;
+
+ stateTree = (TMSimpleStateTree)xlations->stateTreeTbl[i];
+ for (j=0; j < stateTree->numQuarks; j++) {
+ if (procs[j] == NULL) {
+ String s = XrmQuarkToString(stateTree->quarkTbl[j]);
+ if (num_unbound != 0)
+ num_chars += 2;
+ num_chars += strlen(s);
+ num_unbound++;
+ }
+ }
+ }
+ if (num_unbound == 0)
+ return;
+ message = XtStackAlloc (num_chars + 1, messagebuf);
+ if (message != NULL) {
+ *message = '\0';
+ num_unbound = 0;
+ stateTree = (TMSimpleStateTree)xlations->stateTreeTbl[0];
+ for (i=0; i < xlations->numStateTrees; i++) {
+ if (bindData->simple.isComplex)
+ procs = TMGetComplexBindEntry(bindData, i)->procs;
+ else
+ procs = TMGetSimpleBindEntry(bindData, i)->procs;
+
+ stateTree = (TMSimpleStateTree)xlations->stateTreeTbl[i];
+ for (j=0; j < stateTree->numQuarks; j++) {
+ if (procs[j] == NULL) {
+ String s = XrmQuarkToString(stateTree->quarkTbl[j]);
+ if (num_unbound != 0)
+ (void) strcat(message, ", ");
+ (void) strcat(message, s);
+ num_unbound++;
+ }
+ }
+ }
+ message[num_chars] = '\0';
+ params[0] = message;
+ XtWarningMsg(XtNtranslationError,"unboundActions",XtCXtToolkitError,
+ "Actions not found: %s",
+ params, &num_params);
+ XtStackFree (message, messagebuf);
+ }
+}
+
+
+static CompiledAction *SearchActionTable(
+ XrmQuark signature,
+ CompiledActionTable actionTable,
+ Cardinal numActions)
+{
+ register int i, left, right;
+
+ left = 0;
+ right = numActions - 1;
+ while (left <= right) {
+ i = (left + right) >> 1;
+ if (signature < actionTable[i].signature)
+ right = i - 1;
+ else if (signature > actionTable[i].signature)
+ left = i + 1;
+ else {
+ while (i && actionTable[i - 1].signature == signature)
+ i--;
+ return &actionTable[i];
+ }
+ }
+ return (CompiledAction *) NULL;
+}
+
+static int BindActions(
+ TMSimpleStateTree stateTree,
+ XtActionProc *procs,
+ CompiledActionTable compiledActionTable,
+ TMShortCard numActions,
+ Cardinal *ndxP)
+{
+ register int unbound = stateTree->numQuarks - *ndxP;
+ CompiledAction* action;
+ register Cardinal ndx;
+ register Boolean savedNdx = False;
+
+ for (ndx = *ndxP; ndx < stateTree->numQuarks; ndx++) {
+ if (procs[ndx] == NULL) {
+ /* attempt to bind it */
+ XrmQuark q = stateTree->quarkTbl[ndx];
+
+ action = SearchActionTable(q, compiledActionTable, numActions);
+ if (action) {
+ procs[ndx] = action->proc;
+ unbound--;
+ } else if (!savedNdx) {
+ *ndxP= ndx;
+ savedNdx = True;
+ }
+ } else {
+ /* already bound, leave it alone */
+ unbound--;
+ }
+ }
+ return unbound;
+}
+
+typedef struct _TMBindCacheStatusRec{
+ unsigned int boundInClass:1;
+ unsigned int boundInHierarchy:1;
+ unsigned int boundInContext:1;
+ unsigned int notFullyBound:1;
+ unsigned int refCount:28;
+}TMBindCacheStatusRec, *TMBindCacheStatus;
+
+typedef struct _TMBindCacheRec{
+ struct _TMBindCacheRec *next;
+ TMBindCacheStatusRec status;
+ TMStateTree stateTree;
+#ifdef TRACE_TM
+ WidgetClass widgetClass;
+#endif /* TRACE_TM */
+ XtActionProc procs[1]; /* variable length */
+}TMBindCacheRec, *TMBindCache;
+
+typedef struct _TMClassCacheRec {
+ CompiledActionTable actions;
+ TMBindCacheRec *bindCache;
+}TMClassCacheRec, *TMClassCache;
+
+#define IsPureClassBind(bc) \
+ (bc->status.boundInClass && \
+ !(bc->status.boundInHierarchy || \
+ bc->status.boundInContext || \
+ bc->status.notFullyBound))
+
+#define GetClassCache(w) \
+ ((TMClassCache)w->core.widget_class->core_class.actions)
+
+
+static int BindProcs(
+ Widget widget,
+ TMSimpleStateTree stateTree,
+ XtActionProc *procs,
+ TMBindCacheStatus bindStatus)
+{
+ register WidgetClass class;
+ register ActionList actionList;
+ int unbound = -1, newUnbound = -1;
+ Cardinal ndx = 0;
+ Widget w = widget;
+
+ LOCK_PROCESS;
+ do {
+ class = w->core.widget_class;
+ do {
+ if (class->core_class.actions != NULL)
+ unbound =
+ BindActions(stateTree,
+ procs,
+ GetClassActions(class),
+ class->core_class.num_actions,
+ &ndx);
+ class = class->core_class.superclass;
+ } while (unbound != 0 && class != NULL);
+ if (unbound < (int)stateTree->numQuarks)
+ bindStatus->boundInClass = True;
+ else
+ bindStatus->boundInClass = False;
+ if (newUnbound == -1)
+ newUnbound = unbound;
+ w = XtParent(w);
+ } while (unbound != 0 && w != NULL);
+
+ if (newUnbound > unbound)
+ bindStatus->boundInHierarchy = True;
+ else
+ bindStatus->boundInHierarchy = False;
+
+ if (unbound) {
+ XtAppContext app = XtWidgetToApplicationContext(widget);
+ newUnbound = unbound;
+ for (actionList = app->action_table;
+ unbound != 0 && actionList != NULL;
+ actionList = actionList->next) {
+ unbound = BindActions(stateTree,
+ procs,
+ actionList->table,
+ actionList->count,
+ &ndx);
+ }
+ if (newUnbound > unbound)
+ bindStatus->boundInContext = True;
+ else
+ bindStatus->boundInContext = False;
+
+ } else {
+ bindStatus->boundInContext = False;
+ }
+ UNLOCK_PROCESS;
+ return unbound;
+}
+
+static XtActionProc *TryBindCache(
+ Widget widget,
+ TMStateTree stateTree)
+{
+ TMClassCache classCache;
+
+ LOCK_PROCESS;
+ classCache = GetClassCache(widget);
+
+ if (classCache == NULL)
+ {
+ WidgetClass wc = XtClass(widget);
+
+ wc->core_class.actions = (XtActionList)
+ _XtInitializeActionData(NULL, 0, True);
+ }
+ else
+ {
+ TMBindCache bindCache =
+ (TMBindCache)(classCache->bindCache);
+ for (; bindCache; bindCache = bindCache->next)
+ {
+ if (IsPureClassBind(bindCache) &&
+ (stateTree == bindCache->stateTree))
+ {
+ bindCache->status.refCount++;
+ UNLOCK_PROCESS;
+ return &bindCache->procs[0];
+ }
+ }
+ }
+ UNLOCK_PROCESS;
+ return NULL;
+}
+
+
+
+/*
+ * The class record actions field will point to the bind cache header
+ * after this call is made out of coreClassPartInit.
+ */
+XtPointer _XtInitializeActionData(
+ register struct _XtActionsRec *actions,
+ register Cardinal count,
+ _XtBoolean inPlace)
+{
+ TMClassCache classCache;
+
+ classCache = XtNew(TMClassCacheRec);
+ classCache->actions = CompileActionTable(actions, count, inPlace, True);
+ classCache->bindCache = NULL;
+ return (XtPointer)classCache;
+}
+
+
+#define TM_BIND_CACHE_REALLOC 2
+
+static XtActionProc *EnterBindCache(
+ Widget w,
+ TMSimpleStateTree stateTree,
+ XtActionProc *procs,
+ TMBindCacheStatus bindStatus)
+{
+ TMClassCache classCache;
+ TMBindCache* bindCachePtr;
+ TMShortCard procsSize;
+ TMBindCache bindCache;
+
+ LOCK_PROCESS;
+ classCache = GetClassCache(w);
+ bindCachePtr = &classCache->bindCache;
+ procsSize = stateTree->numQuarks * sizeof(XtActionProc);
+
+ for (bindCache = *bindCachePtr;
+ (*bindCachePtr);
+ bindCachePtr = &(*bindCachePtr)->next, bindCache = *bindCachePtr)
+ {
+ TMBindCacheStatus cacheStatus = &bindCache->status;
+
+ if ((bindStatus->boundInClass == cacheStatus->boundInClass) &&
+ (bindStatus->boundInHierarchy == cacheStatus->boundInHierarchy) &&
+ (bindStatus->boundInContext == cacheStatus->boundInContext) &&
+ (bindCache->stateTree == (TMStateTree)stateTree) &&
+ !XtMemcmp(&bindCache->procs[0], procs, procsSize))
+ {
+ bindCache->status.refCount++;
+ break;
+ }
+ }
+ if (*bindCachePtr == NULL)
+ {
+ *bindCachePtr =
+ bindCache = (TMBindCache)
+ __XtMalloc(sizeof(TMBindCacheRec) +
+ (procsSize - sizeof(XtActionProc)));
+ bindCache->next = NULL;
+ bindCache->status = *bindStatus;
+ bindCache->status.refCount = 1;
+ bindCache->stateTree = (TMStateTree)stateTree;
+#ifdef TRACE_TM
+ bindCache->widgetClass = XtClass(w);
+ if (_XtGlobalTM.numBindCache == _XtGlobalTM.bindCacheTblSize)
+ {
+ _XtGlobalTM.bindCacheTblSize += 16;
+ _XtGlobalTM.bindCacheTbl = (TMBindCache *)
+ XtRealloc((char *)_XtGlobalTM.bindCacheTbl,
+ ((_XtGlobalTM.bindCacheTblSize) *
+ sizeof(TMBindCache)));
+ }
+ _XtGlobalTM.bindCacheTbl[_XtGlobalTM.numBindCache++] = bindCache;
+#endif /* TRACE_TM */
+ XtMemmove((XtPointer)&bindCache->procs[0],
+ (XtPointer)procs, procsSize);
+ }
+ UNLOCK_PROCESS;
+ return &bindCache->procs[0];
+}
+
+static void RemoveFromBindCache(
+ Widget w,
+ XtActionProc *procs)
+{
+ TMClassCache classCache;
+ TMBindCache* bindCachePtr;
+ TMBindCache bindCache;
+ XtAppContext app = XtWidgetToApplicationContext (w);
+
+ LOCK_PROCESS;
+ classCache = GetClassCache(w);
+ bindCachePtr = (TMBindCache *)&classCache->bindCache;
+
+ for (bindCache = *bindCachePtr;
+ *bindCachePtr;
+ bindCachePtr = &(*bindCachePtr)->next, bindCache = *bindCachePtr)
+ {
+ if (&bindCache->procs[0] == procs)
+ {
+ if (--bindCache->status.refCount == 0)
+ {
+#ifdef TRACE_TM
+ TMShortCard j;
+ Boolean found = False;
+ TMBindCache *tbl = _XtGlobalTM.bindCacheTbl;
+
+ for (j = 0; j < _XtGlobalTM.numBindCache; j++) {
+ if (found)
+ tbl[j-1] = tbl[j];
+ if (tbl[j] == bindCache)
+ found = True;
+ }
+ if (!found)
+ XtWarning("where's the action ??? ");
+ else
+ _XtGlobalTM.numBindCache--;
+#endif /* TRACE_TM */
+ *bindCachePtr = bindCache->next;
+ bindCache->next = app->free_bindings;
+ app->free_bindings = bindCache;
+ }
+ break;
+ }
+ }
+ UNLOCK_PROCESS;
+}
+
+/* ARGSUSED */
+static void RemoveAccelerators(
+ Widget widget,
+ XtPointer closure, XtPointer data)
+{
+ Widget destination = (Widget)closure;
+ TMComplexBindProcs bindProcs;
+ XtTranslations stackXlations[16];
+ XtTranslations *xlationsList, destXlations;
+ TMShortCard i, numXlations = 0;
+
+ if ((destXlations = destination->core.tm.translations) == NULL) {
+ XtAppWarningMsg(XtWidgetToApplicationContext(widget),
+ XtNtranslationError,"nullTable",XtCXtToolkitError,
+ "Can't remove accelerators from NULL table",
+ (String *)NULL, (Cardinal *)NULL);
+ return;
+ }
+
+ xlationsList = (XtTranslations *)
+ XtStackAlloc((destXlations->numStateTrees * sizeof(XtTranslations)),
+ stackXlations);
+
+ for (i = 0, bindProcs = TMGetComplexBindEntry(destination->core.tm.proc_table, i);
+ i < destXlations->numStateTrees;
+ i++, bindProcs++) {
+ if (bindProcs->widget == widget) {
+ /*
+ * if it's being destroyed don't do all the work
+ */
+ if (destination->core.being_destroyed) {
+ bindProcs->procs = NULL;
+ }
+ else
+ xlationsList[numXlations] = bindProcs->aXlations;
+ numXlations++;
+ }
+ }
+
+ if (numXlations == 0)
+ XtAppWarningMsg(XtWidgetToApplicationContext(widget),
+ XtNtranslationError,"nullTable",XtCXtToolkitError,
+ "Tried to remove nonexistent accelerators",
+ (String *)NULL, (Cardinal *)NULL);
+ else {
+ if (!destination->core.being_destroyed)
+ for (i = 0; i < numXlations; i++)
+ _XtUnmergeTranslations(destination, xlationsList[i]);
+ }
+ XtStackFree((char *)xlationsList, stackXlations);
+}
+
+void _XtBindActions(
+ Widget widget,
+ XtTM tm)
+{
+ XtTranslations xlations = tm->translations;
+ TMSimpleStateTree stateTree;
+ int globalUnbound = 0;
+ Cardinal i;
+ TMBindData bindData = (TMBindData)tm->proc_table;
+ TMSimpleBindProcs simpleBindProcs = NULL;
+ TMComplexBindProcs complexBindProcs = NULL;
+ XtActionProc *newProcs;
+ Widget bindWidget;
+
+ if ((xlations == NULL) || widget->core.being_destroyed)
+ return;
+
+ stateTree = (TMSimpleStateTree)xlations->stateTreeTbl[0];
+
+ for (i = 0; i < xlations->numStateTrees; i++)
+ {
+ stateTree = (TMSimpleStateTree)xlations->stateTreeTbl[i];
+ if (bindData->simple.isComplex) {
+ complexBindProcs = TMGetComplexBindEntry(bindData, i);
+ if (complexBindProcs->widget) {
+ bindWidget = complexBindProcs->widget;
+
+ if (bindWidget->core.destroy_callbacks != NULL)
+ _XtAddCallbackOnce((InternalCallbackList *)
+ &bindWidget->core.destroy_callbacks,
+ RemoveAccelerators,
+ (XtPointer)widget);
+ else
+ _XtAddCallback((InternalCallbackList *)
+ &bindWidget->core.destroy_callbacks,
+ RemoveAccelerators,
+ (XtPointer)widget);
+ }
+ else
+ bindWidget = widget;
+ }
+ else {
+ simpleBindProcs = TMGetSimpleBindEntry(bindData, i);
+ bindWidget = widget;
+ }
+ if ((newProcs =
+ TryBindCache(bindWidget,(TMStateTree)stateTree)) == NULL)
+ {
+ XtActionProc *procs, stackProcs[256];
+ int localUnbound;
+ TMBindCacheStatusRec bcStatusRec;
+
+ procs = (XtActionProc *)
+ XtStackAlloc(stateTree->numQuarks * sizeof(XtActionProc),
+ stackProcs);
+ XtBZero((XtPointer)procs,
+ stateTree->numQuarks * sizeof(XtActionProc));
+
+ localUnbound = BindProcs(bindWidget,
+ stateTree,
+ procs,
+ &bcStatusRec);
+
+ if (localUnbound)
+ bcStatusRec.notFullyBound = True;
+ else
+ bcStatusRec.notFullyBound = False;
+
+ newProcs =
+ EnterBindCache(bindWidget,
+ stateTree,
+ procs,
+ &bcStatusRec);
+ XtStackFree((XtPointer)procs, (XtPointer)stackProcs);
+ globalUnbound += localUnbound;
+ }
+ if (bindData->simple.isComplex)
+ complexBindProcs->procs = newProcs;
+ else
+ simpleBindProcs->procs = newProcs;
+ }
+ if (globalUnbound)
+ ReportUnboundActions(xlations,
+ (TMBindData)tm->proc_table);
+}
+
+
+void _XtUnbindActions(
+ Widget widget,
+ XtTranslations xlations,
+ TMBindData bindData)
+{
+ Cardinal i;
+ Widget bindWidget;
+ XtActionProc *procs;
+
+ if ((xlations == NULL) || !XtIsRealized(widget)) return;
+
+ for (i = 0; i < xlations->numStateTrees; i++) {
+ if (bindData->simple.isComplex) {
+ TMComplexBindProcs complexBindProcs;
+
+ complexBindProcs = TMGetComplexBindEntry(bindData, i);
+
+ if (complexBindProcs->widget) {
+ /*
+ * check for this being an accelerator binding whose
+ * source is gone ( set by RemoveAccelerators)
+ */
+ if (complexBindProcs->procs == NULL)
+ continue;
+
+ XtRemoveCallback(complexBindProcs->widget,
+ XtNdestroyCallback,
+ RemoveAccelerators,
+ (XtPointer)widget);
+ bindWidget = complexBindProcs->widget;
+ }
+ else
+ bindWidget = widget;
+ procs = complexBindProcs->procs;
+ complexBindProcs->procs = NULL;
+ }
+ else {
+ TMSimpleBindProcs simpleBindProcs;
+ simpleBindProcs = TMGetSimpleBindEntry(bindData,i);
+ procs = simpleBindProcs->procs;
+ simpleBindProcs->procs = NULL;
+ bindWidget = widget;
+ }
+ RemoveFromBindCache(bindWidget, procs);
+ }
+}
+
+#ifdef notdef
+void _XtRemoveBindProcsByIndex(
+ Widget w,
+ TMBindData bindData,
+ TMShortCard ndx)
+{
+ TMShortCard i = ndx;
+ TMBindProcs bindProcs = (TMBindProcs)&bindData->bindTbl[0];
+
+ RemoveFromBindCache(bindProcs->widget ? bindProcs->widget : w,
+ bindProcs[i].procs);
+
+ for (; i < bindData->bindTblSize; i++)
+ bindProcs[i] = bindProcs[i+1];
+}
+#endif /* notdef */
+
+/*
+ * used to free all copied action tables, called from DestroyAppContext
+ */
+void _XtFreeActions(
+ ActionList actions)
+{
+ ActionList curr, next;
+
+ for (curr = actions; curr;) {
+ next = curr->next;
+ XtFree((char *)curr->table);
+ XtFree((char *)curr);
+ curr = next;
+ }
+}
+
+void XtAddActions(
+ XtActionList actions,
+ Cardinal num_actions)
+{
+ XtAppAddActions(_XtDefaultAppContext(), actions, num_actions);
+}
+
+void XtAppAddActions(
+ XtAppContext app,
+ XtActionList actions,
+ Cardinal num_actions)
+{
+ register ActionList rec;
+
+ LOCK_APP(app);
+ rec = XtNew(ActionListRec);
+ rec->next = app->action_table;
+ app->action_table = rec;
+ rec->table = CompileActionTable(actions, num_actions, False, False);
+ rec->count = num_actions;
+ UNLOCK_APP(app);
+}
+
+void XtGetActionList(
+ WidgetClass widget_class,
+ XtActionList* actions_return,
+ Cardinal* num_actions_return)
+{
+ XtActionList list;
+ CompiledActionTable table;
+ int i;
+
+ *actions_return = NULL;
+ *num_actions_return = 0;
+
+ LOCK_PROCESS;
+ if (! widget_class->core_class.class_inited) {
+ UNLOCK_PROCESS;
+ return;
+ }
+ if (! (widget_class->core_class.class_inited & WidgetClassFlag)) {
+ UNLOCK_PROCESS;
+ return;
+ }
+ *num_actions_return = widget_class->core_class.num_actions;
+ if (*num_actions_return) {
+ list = *actions_return = (XtActionList)
+ __XtMalloc(*num_actions_return * sizeof(XtActionsRec));
+ table = GetClassActions(widget_class);
+ for (i= (*num_actions_return); --i >= 0; list++, table++) {
+ list->string = XrmQuarkToString(table->signature);
+ list->proc = table->proc;
+ }
+ }
+ UNLOCK_PROCESS;
+}
+
+/***********************************************************************
+ *
+ * Pop-up and Grab stuff
+ *
+ ***********************************************************************/
+
+static Widget _XtFindPopup(
+ Widget widget,
+ String name)
+{
+ register Cardinal i;
+ register XrmQuark q;
+ register Widget w;
+
+ q = XrmStringToQuark(name);
+
+ for (w=widget; w != NULL; w=w->core.parent)
+ for (i=0; i<w->core.num_popups; i++)
+ if (w->core.popup_list[i]->core.xrm_name == q)
+ return w->core.popup_list[i];
+
+ return NULL;
+}
+
+void XtMenuPopupAction(
+ Widget widget,
+ XEvent *event,
+ String *params,
+ Cardinal *num_params)
+{
+ Boolean spring_loaded;
+ register Widget popup_shell;
+ XtAppContext app = XtWidgetToApplicationContext(widget);
+
+ LOCK_APP(app);
+ if (*num_params != 1) {
+ XtAppWarningMsg(app,
+ "invalidParameters","xtMenuPopupAction",XtCXtToolkitError,
+ "MenuPopup wants exactly one argument",
+ (String *)NULL, (Cardinal *)NULL);
+ UNLOCK_APP(app);
+ return;
+ }
+
+ if (event->type == ButtonPress)
+ spring_loaded = True;
+ else if (event->type == KeyPress || event->type == EnterNotify)
+ spring_loaded = False;
+ else {
+ XtAppWarningMsg(app,
+ "invalidPopup","unsupportedOperation",XtCXtToolkitError,
+"Pop-up menu creation is only supported on ButtonPress, KeyPress or EnterNotify events.",
+ (String *)NULL, (Cardinal *)NULL);
+ UNLOCK_APP(app);
+ return;
+ }
+
+ popup_shell = _XtFindPopup(widget, params[0]);
+ if (popup_shell == NULL) {
+ XtAppWarningMsg(app,
+ "invalidPopup","xtMenuPopup",XtCXtToolkitError,
+ "Can't find popup widget \"%s\" in XtMenuPopup",
+ params, num_params);
+ UNLOCK_APP(app);
+ return;
+ }
+
+ if (spring_loaded) _XtPopup(popup_shell, XtGrabExclusive, TRUE);
+ else _XtPopup(popup_shell, XtGrabNonexclusive, FALSE);
+ UNLOCK_APP(app);
+}
+
+
+/*ARGSUSED*/
+static void _XtMenuPopdownAction(
+ Widget widget,
+ XEvent *event,
+ String *params,
+ Cardinal *num_params)
+{
+ Widget popup_shell;
+
+ if (*num_params == 0) {
+ XtPopdown(widget);
+ } else if (*num_params == 1) {
+ popup_shell = _XtFindPopup(widget, params[0]);
+ if (popup_shell == NULL) {
+ XtAppWarningMsg(XtWidgetToApplicationContext(widget),
+ "invalidPopup","xtMenuPopdown",XtCXtToolkitError,
+ "Can't find popup widget \"%s\" in XtMenuPopdown",
+ params, num_params);
+ return;
+ }
+ XtPopdown(popup_shell);
+ } else {
+ XtAppWarningMsg(XtWidgetToApplicationContext(widget),
+ "invalidParameters","xtMenuPopdown",XtCXtToolkitError,
+ "XtMenuPopdown called with num_params != 0 or 1",
+ (String *)NULL, (Cardinal *)NULL);
+ }
+}
+
+static XtActionsRec RConst tmActions[] = {
+ {"XtMenuPopup", XtMenuPopupAction},
+ {"XtMenuPopdown", _XtMenuPopdownAction},
+ {"MenuPopup", XtMenuPopupAction}, /* old & obsolete */
+ {"MenuPopdown", _XtMenuPopdownAction}, /* ditto */
+#ifndef NO_MIT_HACKS
+ {"XtDisplayTranslations", _XtDisplayTranslations},
+ {"XtDisplayAccelerators", _XtDisplayAccelerators},
+ {"XtDisplayInstalledAccelerators", _XtDisplayInstalledAccelerators},
+#endif
+};
+
+
+void _XtPopupInitialize(
+ XtAppContext app)
+{
+ register ActionList rec;
+
+ /*
+ * The _XtGlobalTM.newMatchSemantics flag determines whether
+ * we support old or new matching
+ * behavior. This is mainly an issue of whether subsequent lhs will
+ * get pushed up in the match table if a lhs containing thier initial
+ * sequence has already been encountered. Currently inited to False;
+ */
+#ifdef NEW_TM
+ _XtGlobalTM.newMatchSemantics = True;
+#else
+ _XtGlobalTM.newMatchSemantics = False;
+#endif
+
+ rec = XtNew(ActionListRec);
+ rec->next = app->action_table;
+ app->action_table = rec;
+ LOCK_PROCESS;
+ rec->table = CompileActionTable(tmActions, XtNumber(tmActions), False,
+ True);
+ rec->count = XtNumber(tmActions);
+ UNLOCK_PROCESS;
+ _XtGrabInitialize(app);
+}
+
+
+void XtCallActionProc(
+ Widget widget,
+ _Xconst char* action,
+ XEvent *event,
+ String *params,
+ Cardinal num_params)
+{
+ CompiledAction* actionP;
+ XrmQuark q = XrmStringToQuark(action);
+ Widget w = widget;
+ XtAppContext app = XtWidgetToApplicationContext(widget);
+ ActionList actionList;
+ Cardinal i;
+
+ LOCK_APP(app);
+ XtCheckSubclass(widget, coreWidgetClass,
+ "XtCallActionProc first argument is not a subclass of Core");
+ LOCK_PROCESS;
+ do {
+ WidgetClass class = XtClass(w);
+ do {
+ if ((actionP = GetClassActions(class)) != NULL)
+ for (i = 0;
+ i < class->core_class.num_actions;
+ i++, actionP++) {
+
+ if (actionP->signature == q) {
+ ActionHook hook = app->action_hook_list;
+ while (hook != NULL) {
+ (*hook->proc)( widget,
+ hook->closure,
+ (String)action,
+ event,
+ params,
+ &num_params
+ );
+ hook= hook->next;
+ }
+ (*(actionP->proc))
+ (widget, event, params, &num_params);
+ UNLOCK_PROCESS;
+ UNLOCK_APP(app);
+ return;
+ }
+ }
+ class = class->core_class.superclass;
+ } while (class != NULL);
+ w = XtParent(w);
+ } while (w != NULL);
+ UNLOCK_PROCESS;
+
+ for (actionList = app->action_table;
+ actionList != NULL;
+ actionList = actionList->next) {
+
+ for (i = 0, actionP = actionList->table;
+ i < actionList->count;
+ i++, actionP++) {
+ if (actionP->signature == q) {
+ ActionHook hook = app->action_hook_list;
+ while (hook != NULL) {
+ (*hook->proc)( widget,
+ hook->closure,
+ (String)action,
+ event,
+ params,
+ &num_params
+ );
+ hook= hook->next;
+ }
+ (*(actionP->proc))
+ (widget, event, params, &num_params);
+ UNLOCK_APP(app);
+ return;
+ }
+ }
+
+ }
+
+ {
+ String params[2];
+ Cardinal num_params = 2;
+ params[0] = (String)action;
+ params[1] = XtName(widget);
+ XtAppWarningMsg(app,
+ "noActionProc", "xtCallActionProc", XtCXtToolkitError,
+ "No action proc named \"%s\" is registered for widget \"%s\"",
+ params, &num_params
+ );
+ }
+ UNLOCK_APP(app);
+}
+
+void _XtDoFreeBindings(
+ XtAppContext app)
+{
+ TMBindCache bcp;
+
+ while (app->free_bindings) {
+ bcp = app->free_bindings->next;
+ XtFree ((char *) app->free_bindings);
+ app->free_bindings = bcp;
+ }
+}