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-rw-r--r--generic/tkBind.c465
1 files changed, 42 insertions, 423 deletions
diff --git a/generic/tkBind.c b/generic/tkBind.c
index c610330..bf21e59 100644
--- a/generic/tkBind.c
+++ b/generic/tkBind.c
@@ -11,7 +11,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkBind.c,v 1.66 2010/05/31 17:35:29 jenglish Exp $
+ * RCS: @(#) $Id: tkBind.c,v 1.67 2010/06/19 16:18:41 jenglish Exp $
*/
#include "tkInt.h"
@@ -78,7 +78,7 @@ typedef union {
*/
#define EVENT_BUFFER_SIZE 30
-typedef struct BindingTable {
+typedef struct Tk_BindingTable_ {
XEvent eventRing[EVENT_BUFFER_SIZE];
/* Circular queue of recent events (higher
* indices are for more recent events). */
@@ -112,7 +112,7 @@ typedef struct BindingTable {
* because the virtual event is actually in the event stream.
*/
-typedef struct VirtualEventTable {
+typedef struct {
Tcl_HashTable patternTable; /* Used to map from a physical event to a list
* of patterns that may match that event. Keys
* are PatternTableKey structs, values are
@@ -139,7 +139,7 @@ typedef struct VirtualEventTable {
* tables and virtual event tables.
*/
-typedef struct PatternTableKey {
+typedef struct {
ClientData object; /* For binding table, identifies the binding
* tag of the object (or class of objects)
* relative to which the event occurred. For
@@ -155,7 +155,7 @@ typedef struct PatternTableKey {
* events as part of the process of converting X events into Tcl commands.
*/
-typedef struct Pattern {
+typedef struct {
int eventType; /* Type of X event, e.g. ButtonPress. */
int needMods; /* Mask of modifiers that must be present (0
* means no modifiers are required). */
@@ -192,21 +192,10 @@ typedef struct Pattern {
typedef struct PatSeq {
int numPats; /* Number of patterns in sequence (usually
* 1). */
- TkBindEvalProc *eventProc; /* The function that will be invoked on the
- * clientData when this pattern sequence
- * matches. */
- TkBindFreeProc *freeProc; /* The function that will be invoked to
- * release the clientData when this pattern
- * sequence is freed. */
- ClientData clientData; /* Arbitray data passed to eventProc and
- * freeProc when sequence matches. */
+ char *script; /* Binding script to evaluate when sequence
+ * matches (ckalloc()ed) */
int flags; /* Miscellaneous flag values; see below for
* definitions. */
- int refCount; /* Number of times that this binding is in the
- * midst of executing. If greater than 1, then
- * a recursive invocation is happening. Only
- * when this is zero can the binding actually
- * be freed. */
struct PatSeq *nextSeqPtr; /* Next in list of all pattern sequences that
* have the same initial pattern. NULL means
* end of list. */
@@ -237,16 +226,9 @@ typedef struct PatSeq {
* must occur with nearby X and Y mouse coordinates and
* close in time. This is typically used to restrict
* multiple button presses.
- * MARKED_DELETED 1 means that this binding has been marked as deleted
- * and removed from the binding table, but its memory
- * could not be released because it was already queued
- * for execution. When the binding is actually about to
- * be executed, this flag will be checked and the binding
- * skipped if set.
*/
#define PAT_NEARBY 0x1
-#define MARKED_DELETED 0x2
/*
* Constants that define how close together two events must be in milliseconds
@@ -274,7 +256,7 @@ typedef struct VirtualOwners {
* to associate a virtual event with all the physical events that can trigger
* it.
*/
-typedef struct PhysicalsOwned {
+typedef struct {
int numOwned; /* Number of physical events owned. */
PatSeq *patSeqs[1]; /* Array of pointers to physical event
* patterns. Enough space will actually be
@@ -297,44 +279,17 @@ typedef struct {
} ScreenInfo;
/*
- * The following structure is used to keep track of all the C bindings that
- * are awaiting invocation and whether the window they refer to has been
- * destroyed. If the window is destroyed, then all pending callbacks for that
- * window will be cancelled. The Tcl bindings will still all be invoked,
- * however.
- */
-
-typedef struct PendingBinding {
- struct PendingBinding *nextPtr;
- /* Next in chain of pending bindings, in case
- * a recursive binding evaluation is in
- * progress. */
- Tk_Window tkwin; /* The window that the following bindings
- * depend upon. */
- int deleted; /* Set to non-zero by window cleanup code if
- * tkwin is deleted. */
- PatSeq *matchArray[5]; /* Array of pending C bindings. The actual
- * size of this depends on how many C bindings
- * matched the event passed to Tk_BindEvent.
- * THIS FIELD MUST BE THE LAST IN THE
- * STRUCTURE. */
-} PendingBinding;
-
-/*
* The following structure keeps track of all the information local to the
* binding package on a per interpreter basis.
*/
-typedef struct BindInfo {
+typedef struct TkBindInfo_ {
VirtualEventTable virtualEventTable;
/* The virtual events that exist in this
* interpreter. */
ScreenInfo screenInfo; /* Keeps track of the current display and
* screen, so it can be restored after a
* binding has executed. */
- PendingBinding *pendingList;/* The list of pending C bindings, kept in
- * case a C or Tcl binding causes the target
- * window to be deleted. */
int deleted; /* 1 the application has been deleted but the
* structure has been preserved. */
} BindInfo;
@@ -660,7 +615,6 @@ static int DeleteVirtualEvent(Tcl_Interp *interp,
static void DeleteVirtualEventTable(VirtualEventTable *vetPtr);
static void ExpandPercents(TkWindow *winPtr, const char *before,
XEvent *eventPtr,KeySym keySym,Tcl_DString *dsPtr);
-static void FreeTclBinding(ClientData clientData);
static PatSeq * FindSequence(Tcl_Interp *interp,
Tcl_HashTable *patternTablePtr, ClientData object,
const char *eventString, int create,
@@ -686,15 +640,6 @@ static int ParseEventDescription(Tcl_Interp *interp,
const char **eventStringPtr, Pattern *patPtr,
unsigned long *eventMaskPtr);
static void DoWarp(ClientData clientData);
-
-/*
- * The following define is used as a short circuit for the callback function
- * to evaluate a TclBinding. The actual evaluation of the binding is handled
- * inline, because special things have to be done with a Tcl binding before
- * evaluation time.
- */
-
-#define EvalTclBinding ((TkBindEvalProc *) 1)
/*
*---------------------------------------------------------------------------
@@ -775,9 +720,8 @@ TkBindInit(
bindInfoPtr->screenInfo.curDispPtr = NULL;
bindInfoPtr->screenInfo.curScreenIndex = -1;
bindInfoPtr->screenInfo.bindingDepth = 0;
- bindInfoPtr->pendingList = NULL;
bindInfoPtr->deleted = 0;
- mainPtr->bindInfo = (TkBindInfo) bindInfoPtr;
+ mainPtr->bindInfo = bindInfoPtr;
TkpInitializeMenuBindings(mainPtr->interp, mainPtr->bindingTable);
}
@@ -808,7 +752,7 @@ TkBindFree(
Tk_DeleteBindingTable(mainPtr->bindingTable);
mainPtr->bindingTable = NULL;
- bindInfoPtr = (BindInfo *) mainPtr->bindInfo;
+ bindInfoPtr = mainPtr->bindInfo;
DeleteVirtualEventTable(&bindInfoPtr->virtualEventTable);
bindInfoPtr->deleted = 1;
Tcl_EventuallyFree(bindInfoPtr, TCL_DYNAMIC);
@@ -854,7 +798,7 @@ Tk_CreateBindingTable(
sizeof(PatternTableKey)/sizeof(int));
Tcl_InitHashTable(&bindPtr->objectTable, TCL_ONE_WORD_KEYS);
bindPtr->interp = interp;
- return (Tk_BindingTable) bindPtr;
+ return bindPtr;
}
/*
@@ -876,10 +820,8 @@ Tk_CreateBindingTable(
void
Tk_DeleteBindingTable(
- Tk_BindingTable bindingTable)
- /* Token for the binding table to destroy. */
+ Tk_BindingTable bindPtr) /* Token for the binding table to destroy. */
{
- BindingTable *bindPtr = (BindingTable *) bindingTable;
PatSeq *psPtr, *nextPtr;
Tcl_HashEntry *hPtr;
Tcl_HashSearch search;
@@ -892,13 +834,8 @@ Tk_DeleteBindingTable(
hPtr != NULL; hPtr = Tcl_NextHashEntry(&search)) {
for (psPtr = Tcl_GetHashValue(hPtr); psPtr != NULL; psPtr = nextPtr) {
nextPtr = psPtr->nextSeqPtr;
- psPtr->flags |= MARKED_DELETED;
- if (psPtr->refCount == 0) {
- if (psPtr->freeProc != NULL) {
- psPtr->freeProc(psPtr->clientData);
- }
- ckfree((char *) psPtr);
- }
+ ckfree(psPtr->script);
+ ckfree((char *) psPtr);
}
}
@@ -938,13 +875,12 @@ Tk_DeleteBindingTable(
unsigned long
Tk_CreateBinding(
Tcl_Interp *interp, /* Used for error reporting. */
- Tk_BindingTable bindingTable,
- /* Table in which to create binding. */
+ Tk_BindingTable bindPtr, /* Table in which to create binding. */
ClientData object, /* Token for object with which binding is
* associated. */
const char *eventString, /* String describing event sequence that
* triggers binding. */
- const char *script, /* Contains Tcl script to execute when
+ const char *script, /* Contains Tcl script to execute when
* binding triggers. */
int append) /* 0 means replace any existing binding for
* eventString; 1 means append to that
@@ -953,7 +889,6 @@ Tk_CreateBinding(
* string, the existing binding will always be
* replaced. */
{
- BindingTable *bindPtr = (BindingTable *) bindingTable;
PatSeq *psPtr;
unsigned long eventMask;
char *newStr, *oldStr;
@@ -967,7 +902,7 @@ Tk_CreateBinding(
if (psPtr == NULL) {
return 0;
}
- if (psPtr->eventProc == NULL) {
+ if (psPtr->script == NULL) {
int isNew;
Tcl_HashEntry *hPtr;
@@ -985,19 +920,9 @@ Tk_CreateBinding(
psPtr->nextObjPtr = Tcl_GetHashValue(hPtr);
}
Tcl_SetHashValue(hPtr, psPtr);
- } else if (psPtr->eventProc != EvalTclBinding) {
- /*
- * Free existing procedural binding.
- */
-
- if (psPtr->freeProc != NULL) {
- psPtr->freeProc(psPtr->clientData);
- }
- psPtr->clientData = NULL;
- append = 0;
}
- oldStr = psPtr->clientData;
+ oldStr = psPtr->script;
if ((append != 0) && (oldStr != NULL)) {
size_t length1 = strlen(oldStr), length2 = strlen(script);
@@ -1014,91 +939,7 @@ Tk_CreateBinding(
if (oldStr != NULL) {
ckfree(oldStr);
}
- psPtr->eventProc = EvalTclBinding;
- psPtr->freeProc = FreeTclBinding;
- psPtr->clientData = newStr;
- return eventMask;
-}
-
-/*
- *---------------------------------------------------------------------------
- *
- * TkCreateBindingProcedure --
- *
- * Add a C binding to a binding table, so that future calls to
- * Tk_BindEvent may callback the function in the binding.
- *
- * Results:
-
- * The return value is 0 if an error occurred while setting up the
- * binding. In this case, an error message will be left in the interp's
- * result. If all went well then the return value is a mask of the event
- * types that must be made available to Tk_BindEvent in order to properly
- * detect when this binding triggers. This value can be used to determine
- * what events to select for in a window, for example.
- *
- * Side effects:
- * Any existing binding on the same event sequence will be replaced.
- *
- *---------------------------------------------------------------------------
- */
-
-unsigned long
-TkCreateBindingProcedure(
- Tcl_Interp *interp, /* Used for error reporting. */
- Tk_BindingTable bindingTable,
- /* Table in which to create binding. */
- ClientData object, /* Token for object with which binding is
- * associated. */
- const char *eventString, /* String describing event sequence that
- * triggers binding. */
- TkBindEvalProc *eventProc, /* Function to invoke when binding triggers.
- * Must not be NULL. */
- TkBindFreeProc *freeProc, /* Function to invoke when binding is freed.
- * May be NULL for no function. */
- ClientData clientData) /* Arbitrary ClientData to pass to eventProc
- * and freeProc. */
-{
- BindingTable *bindPtr = (BindingTable *) bindingTable;
- PatSeq *psPtr;
- unsigned long eventMask;
-
- psPtr = FindSequence(interp, &bindPtr->patternTable, object, eventString,
- 1, 1, &eventMask);
- if (psPtr == NULL) {
- return 0;
- }
- if (psPtr->eventProc == NULL) {
- int isNew;
- Tcl_HashEntry *hPtr;
-
- /*
- * This pattern sequence was just created. Link the pattern into the
- * list associated with the object, so that if the object goes away,
- * these bindings will all automatically be deleted.
- */
-
- hPtr = Tcl_CreateHashEntry(&bindPtr->objectTable, (char *) object,
- &isNew);
- if (isNew) {
- psPtr->nextObjPtr = NULL;
- } else {
- psPtr->nextObjPtr = Tcl_GetHashValue(hPtr);
- }
- Tcl_SetHashValue(hPtr, psPtr);
- } else {
- /*
- * Free existing callback.
- */
-
- if (psPtr->freeProc != NULL) {
- psPtr->freeProc(psPtr->clientData);
- }
- }
-
- psPtr->eventProc = eventProc;
- psPtr->freeProc = freeProc;
- psPtr->clientData = clientData;
+ psPtr->script = newStr;
return eventMask;
}
@@ -1123,14 +964,12 @@ TkCreateBindingProcedure(
int
Tk_DeleteBinding(
Tcl_Interp *interp, /* Used for error reporting. */
- Tk_BindingTable bindingTable,
- /* Table in which to delete binding. */
+ Tk_BindingTable bindPtr, /* Table in which to delete binding. */
ClientData object, /* Token for object with which binding is
* associated. */
const char *eventString) /* String describing event sequence that
* triggers binding. */
{
- BindingTable *bindPtr = (BindingTable *) bindingTable;
PatSeq *psPtr, *prevPtr;
unsigned long eventMask;
Tcl_HashEntry *hPtr;
@@ -1184,13 +1023,8 @@ Tk_DeleteBinding(
}
}
- psPtr->flags |= MARKED_DELETED;
- if (psPtr->refCount == 0) {
- if (psPtr->freeProc != NULL) {
- psPtr->freeProc(psPtr->clientData);
- }
- ckfree((char *) psPtr);
- }
+ ckfree(psPtr->script);
+ ckfree((char *) psPtr);
return TCL_OK;
}
@@ -1218,14 +1052,12 @@ Tk_DeleteBinding(
const char *
Tk_GetBinding(
Tcl_Interp *interp, /* Interpreter for error reporting. */
- Tk_BindingTable bindingTable,
- /* Table in which to look for binding. */
+ Tk_BindingTable bindPtr, /* Table in which to look for binding. */
ClientData object, /* Token for object with which binding is
* associated. */
const char *eventString) /* String describing event sequence that
* triggers binding. */
{
- BindingTable *bindPtr = (BindingTable *) bindingTable;
PatSeq *psPtr;
unsigned long eventMask;
@@ -1234,10 +1066,7 @@ Tk_GetBinding(
if (psPtr == NULL) {
return NULL;
}
- if (psPtr->eventProc == EvalTclBinding) {
- return (const char *) psPtr->clientData;
- }
- return "";
+ return psPtr->script;
}
/*
@@ -1263,11 +1092,9 @@ Tk_GetBinding(
void
Tk_GetAllBindings(
Tcl_Interp *interp, /* Interpreter returning result or error. */
- Tk_BindingTable bindingTable,
- /* Table in which to look for bindings. */
+ Tk_BindingTable bindPtr, /* Table in which to look for bindings. */
ClientData object) /* Token for object. */
{
- BindingTable *bindPtr = (BindingTable *) bindingTable;
PatSeq *psPtr;
Tcl_HashEntry *hPtr;
Tcl_DString ds;
@@ -1310,11 +1137,9 @@ Tk_GetAllBindings(
void
Tk_DeleteAllBindings(
- Tk_BindingTable bindingTable,
- /* Table in which to delete bindings. */
+ Tk_BindingTable bindPtr, /* Table in which to delete bindings. */
ClientData object) /* Token for object. */
{
- BindingTable *bindPtr = (BindingTable *) bindingTable;
PatSeq *psPtr, *prevPtr;
PatSeq *nextPtr;
Tcl_HashEntry *hPtr;
@@ -1351,14 +1176,8 @@ Tk_DeleteAllBindings(
}
}
}
- psPtr->flags |= MARKED_DELETED;
-
- if (psPtr->refCount == 0) {
- if (psPtr->freeProc != NULL) {
- psPtr->freeProc(psPtr->clientData);
- }
- ckfree((char *) psPtr);
- }
+ ckfree(psPtr->script);
+ ckfree((char *) psPtr);
}
Tcl_DeleteHashEntry(hPtr);
}
@@ -1384,21 +1203,13 @@ Tk_DeleteAllBindings(
* first binding is evaluated. If the action of a Tcl binding is to
* change or delete a binding, or delete the window associated with the
* binding, all the original Tcl binding scripts will still fire.
- * Contrast this with C binding functions. If a pending C binding (one
- * that hasn't fired yet, but is queued to be fired for this window) is
- * deleted, it will not be called, and if it is changed, then the new
- * binding function will be called. If the window itself is deleted, no
- * further C binding functions will be called for this window. When both
- * Tcl binding scripts and C binding functions are interleaved, the above
- * rules still apply.
*
*---------------------------------------------------------------------------
*/
void
Tk_BindEvent(
- Tk_BindingTable bindingTable,
- /* Table in which to look for bindings. */
+ Tk_BindingTable bindPtr, /* Table in which to look for bindings. */
XEvent *eventPtr, /* What actually happened. */
Tk_Window tkwin, /* Window on display where event occurred
* (needed in order to locate display
@@ -1407,23 +1218,19 @@ Tk_BindEvent(
ClientData *objectPtr) /* Array of one or more objects to check for a
* matching binding. */
{
- BindingTable *bindPtr;
TkDisplay *dispPtr;
ScreenInfo *screenPtr;
BindInfo *bindInfoPtr;
TkDisplay *oldDispPtr;
XEvent *ringPtr;
PatSeq *vMatchDetailList, *vMatchNoDetailList;
- int flags, oldScreen, i, deferModal;
- unsigned int matchCount, matchSpace;
+ int flags, oldScreen, i;
Tcl_Interp *interp;
Tcl_DString scripts, savedResult;
Detail detail;
char *p, *end;
- PendingBinding staticPending, *pendingPtr;
TkWindow *winPtr = (TkWindow *) tkwin;
PatternTableKey key;
- Tk_ClassModalProc *modalProc;
/*
* Ignore events on windows that don't have names: these are windows like
@@ -1454,9 +1261,8 @@ Tk_BindEvent(
}
}
- bindPtr = (BindingTable *) bindingTable;
dispPtr = ((TkWindow *) tkwin)->dispPtr;
- bindInfoPtr = (BindInfo *) winPtr->mainPtr->bindInfo;
+ bindInfoPtr = winPtr->mainPtr->bindInfo;
/*
* Add the new event to the ring of saved events for the binding table.
@@ -1566,13 +1372,9 @@ Tk_BindEvent(
* Loop over all the binding tags, finding the binding script or callback
* for each one. Append all of the binding scripts, with %-sequences
* expanded, to "scripts", with null characters separating the scripts for
- * each object. Append all the callbacks to the array of pending
- * callbacks.
+ * each object.
*/
- pendingPtr = &staticPending;
- matchCount = 0;
- matchSpace = sizeof(staticPending.matchArray) / sizeof(PatSeq *);
Tcl_DStringInit(&scripts);
for ( ; numObjects > 0; numObjects--, objectPtr++) {
@@ -1618,39 +1420,11 @@ Tk_BindEvent(
matchPtr = MatchPatterns(dispPtr, bindPtr, vMatchNoDetailList,
matchPtr, objectPtr, &sourcePtr);
}
-
}
if (matchPtr != NULL) {
- if (sourcePtr->eventProc == NULL) {
- Tcl_Panic("Tk_BindEvent: missing command");
- }
- if (sourcePtr->eventProc == EvalTclBinding) {
- ExpandPercents(winPtr, sourcePtr->clientData, eventPtr,
- detail.keySym, &scripts);
- } else {
- if (matchCount >= matchSpace) {
- PendingBinding *newPtr;
- unsigned int oldSize, newSize;
-
- oldSize = sizeof(staticPending)
- - sizeof(staticPending.matchArray)
- + matchSpace * sizeof(PatSeq*);
- matchSpace *= 2;
- newSize = sizeof(staticPending)
- - sizeof(staticPending.matchArray)
- + matchSpace * sizeof(PatSeq*);
- newPtr = (PendingBinding *) ckalloc(newSize);
- memcpy(newPtr, pendingPtr, oldSize);
- if (pendingPtr != &staticPending) {
- ckfree((char *) pendingPtr);
- }
- pendingPtr = newPtr;
- }
- sourcePtr->refCount++;
- pendingPtr->matchArray[matchCount] = sourcePtr;
- matchCount++;
- }
+ ExpandPercents(winPtr, sourcePtr->script, eventPtr,
+ detail.keySym, &scripts);
/*
* A "" is added to the scripts string to separate the various
@@ -1700,28 +1474,6 @@ Tk_BindEvent(
ChangeScreen(interp, dispPtr->name, screenPtr->curScreenIndex);
}
- if (matchCount > 0) {
- /*
- * Remember the list of pending C binding callbacks, so we can mark
- * them as deleted and not call them if the act of evaluating a C or
- * Tcl binding deletes a C binding callback or even the whole window.
- */
-
- pendingPtr->nextPtr = bindInfoPtr->pendingList;
- pendingPtr->tkwin = tkwin;
- pendingPtr->deleted = 0;
- bindInfoPtr->pendingList = pendingPtr;
- }
-
- /*
- * Save the current value of the TK_DEFER_MODAL flag so we can restore it
- * at the end of the loop. Clear the flag so we can detect any recursive
- * requests for a modal loop.
- */
-
- flags = winPtr->flags;
- winPtr->flags &= ~TK_DEFER_MODAL;
-
p = Tcl_DStringValue(&scripts);
end = p + Tcl_DStringLength(&scripts);
i = 0;
@@ -1734,6 +1486,7 @@ Tk_BindEvent(
Tcl_Preserve(bindInfoPtr);
while (p < end) {
+ int len = (int) strlen(p);
int code;
if (!bindInfoPtr->deleted) {
@@ -1741,31 +1494,8 @@ Tk_BindEvent(
}
Tcl_AllowExceptions(interp);
- if (*p == '\0') {
- PatSeq *psPtr;
-
- psPtr = pendingPtr->matchArray[i];
- i++;
- code = TCL_OK;
- if ((pendingPtr->deleted == 0)
- && ((psPtr->flags & MARKED_DELETED) == 0)) {
- code = psPtr->eventProc(psPtr->clientData, interp, eventPtr,
- tkwin, detail.keySym);
- }
- psPtr->refCount--;
- if ((psPtr->refCount == 0) && (psPtr->flags & MARKED_DELETED)) {
- if (psPtr->freeProc != NULL) {
- psPtr->freeProc(psPtr->clientData);
- }
- ckfree((char *) psPtr);
- }
- } else {
- int len = (int) strlen(p);
-
- code = Tcl_EvalEx(interp, p, len, TCL_EVAL_GLOBAL);
- p += len;
- }
- p++;
+ code = Tcl_EvalEx(interp, p, len, TCL_EVAL_GLOBAL);
+ p += len + 1;
if (!bindInfoPtr->deleted) {
screenPtr->bindingDepth--;
@@ -1785,23 +1515,6 @@ Tk_BindEvent(
}
}
- if (matchCount > 0 && !pendingPtr->deleted) {
- /*
- * Restore the original modal flag value and invoke the modal loop if
- * needed.
- */
-
- deferModal = winPtr->flags & TK_DEFER_MODAL;
- winPtr->flags = (winPtr->flags & (unsigned int) ~TK_DEFER_MODAL)
- | (flags & TK_DEFER_MODAL);
- if (deferModal) {
- modalProc = Tk_GetClassProc(winPtr->classProcsPtr, modalProc);
- if (modalProc != NULL) {
- modalProc(tkwin, eventPtr);
- }
- }
- }
-
if (!bindInfoPtr->deleted && (screenPtr->bindingDepth != 0)
&& ((oldDispPtr != screenPtr->curDispPtr)
|| (oldScreen != screenPtr->curScreenIndex))) {
@@ -1817,74 +1530,10 @@ Tk_BindEvent(
Tcl_DStringResult(interp, &savedResult);
Tcl_DStringFree(&scripts);
- if (matchCount > 0) {
- if (!bindInfoPtr->deleted) {
- /*
- * Delete the pending list from the list of pending scripts for
- * this window.
- */
-
- PendingBinding **curPtrPtr;
-
- for (curPtrPtr = &bindInfoPtr->pendingList; ; ) {
- if (*curPtrPtr == pendingPtr) {
- *curPtrPtr = pendingPtr->nextPtr;
- break;
- }
- curPtrPtr = &(*curPtrPtr)->nextPtr;
- }
- }
- if (pendingPtr != &staticPending) {
- ckfree((char *) pendingPtr);
- }
- }
Tcl_Release(bindInfoPtr);
}
/*
- *---------------------------------------------------------------------------
- *
- * TkBindDeadWindow --
- *
- * This function is invoked when it is determined that a window is dead.
- * It cleans up bind-related information about the window
- *
- * Results:
- * None.
- *
- * Side effects:
- * Any pending C bindings for this window are cancelled.
- *
- *---------------------------------------------------------------------------
- */
-
-void
-TkBindDeadWindow(
- TkWindow *winPtr) /* The window that is being deleted. */
-{
- BindInfo *bindInfoPtr;
- PendingBinding *curPtr;
-
- /*
- * Certain special windows like those used for send and clipboard have no
- * mainPtr.
- */
-
- if (winPtr->mainPtr == NULL) {
- return;
- }
-
- bindInfoPtr = (BindInfo *) winPtr->mainPtr->bindInfo;
- curPtr = bindInfoPtr->pendingList;
- while (curPtr != NULL) {
- if (curPtr->tkwin == (Tk_Window) winPtr) {
- curPtr->deleted = 1;
- }
- curPtr = curPtr->nextPtr;
- }
-}
-
-/*
*----------------------------------------------------------------------
*
* MatchPatterns --
@@ -2704,8 +2353,8 @@ Tk_EventObjCmd(
char *name;
const char *event;
Tk_Window tkwin = clientData;
- VirtualEventTable *vetPtr;
- TkBindInfo bindInfo;
+ TkBindInfo bindInfo = ((TkWindow *) tkwin)->mainPtr->bindInfo;
+ VirtualEventTable *vetPtr = &bindInfo->virtualEventTable;
static const char *const optionStrings[] = {
"add", "delete", "generate", "info",
NULL
@@ -2714,8 +2363,6 @@ Tk_EventObjCmd(
EVENT_ADD, EVENT_DELETE, EVENT_GENERATE, EVENT_INFO
};
- bindInfo = ((TkWindow *) tkwin)->mainPtr->bindInfo;
- vetPtr = &((BindInfo *) bindInfo)->virtualEventTable;
if (objc < 2) {
Tcl_WrongNumArgs(interp, 1, objv, "option ?arg?");
@@ -4095,11 +3742,8 @@ FindSequence(
psPtr = (PatSeq *) ckalloc((unsigned)
(sizeof(PatSeq) + (numPats-1)*sizeof(Pattern)));
psPtr->numPats = numPats;
- psPtr->eventProc = NULL;
- psPtr->freeProc = NULL;
- psPtr->clientData = NULL;
+ psPtr->script = NULL;
psPtr->flags = flags;
- psPtr->refCount = 0;
psPtr->nextSeqPtr = Tcl_GetHashValue(hPtr);
psPtr->hPtr = hPtr;
psPtr->voPtr = NULL;
@@ -4523,31 +4167,6 @@ GetPatternString(
}
/*
- *---------------------------------------------------------------------------
- *
- * EvalTclBinding --
- *
- * The function that is invoked by Tk_BindEvent when a Tcl binding is
- * fired.
- *
- * Results:
- * A standard Tcl result code, the result of globally evaluating the
- * percent-substitued binding string.
- *
- * Side effects:
- * Normal side effects due to eval.
- *
- *---------------------------------------------------------------------------
- */
-
-static void
-FreeTclBinding(
- ClientData clientData)
-{
- ckfree((char *) clientData);
-}
-
-/*
*----------------------------------------------------------------------
*
* TkStringToKeysym --
@@ -4678,7 +4297,7 @@ TkpGetBindingXEvent(
Tcl_Interp *interp) /* Interpreter. */
{
TkWindow *winPtr = (TkWindow *) Tk_MainWindow(interp);
- BindingTable *bindPtr = (BindingTable *) winPtr->mainPtr->bindingTable;
+ BindingTable *bindPtr = winPtr->mainPtr->bindingTable;
return &(bindPtr->eventRing[bindPtr->curEvent]);
}
generated by cgit v0.12 at 2024-11-20 01:39:45 (GMT)