void TtkFreeScrollHandle(ScrollHandle h)
{
if (h->flags & SCROLL_UPDATE_PENDING) {
Tcl_CancelIdleCall(UpdateScrollbarBG, (ClientData)h);
}
ckfree((ClientData)h);
}
static void
imfsample_event_proc(ClientData cldata, XEvent *eventPtr)
{
Imfsample *imfsample = (Imfsample *) cldata;
if (eventPtr->type == Expose) {
if (!imfsample->update_pending) {
Tcl_DoWhenIdle(imfsample_display, cldata);
imfsample->update_pending = 1;
}
} else if (eventPtr->type == ConfigureNotify) {
if (!imfsample->update_pending) {
Tcl_DoWhenIdle(imfsample_display, cldata);
imfsample->update_pending = 1;
}
} else if (eventPtr->type == DestroyNotify) {
if (imfsample->tkwin != NULL) {
imfsample->tkwin = NULL;
Tcl_DeleteCommand(imfsample->interp,
Tcl_GetCommandName(imfsample->interp,
imfsample->widgetCmd));
}
if (imfsample->update_pending) {
Tcl_CancelIdleCall(imfsample_display, cldata);
}
Tcl_EventuallyFree(cldata, imfsample_destroy);
}
}
void
IvyChannelStop ()
{
/* To be implemented */
#ifndef TCL_CHANNEL_INTEGRATION
Tcl_CancelIdleCall(IvyIdleProc,0);
#endif
}
/* Ttk_StylePkgFree --
* Cleanup procedure for StylePackageData.
*/
static void Ttk_StylePkgFree(ClientData clientData, Tcl_Interp *interp)
{
StylePackageData *pkgPtr = (StylePackageData *)clientData;
Tcl_HashSearch search;
Tcl_HashEntry *entryPtr;
Theme *themePtr;
Cleanup *cleanup;
/*
* Cancel any pending ThemeChanged calls:
*/
if (pkgPtr->themeChangePending) {
Tcl_CancelIdleCall(ThemeChangedProc, pkgPtr);
}
/*
* Free themes.
*/
entryPtr = Tcl_FirstHashEntry(&pkgPtr->themeTable, &search);
while (entryPtr != NULL) {
themePtr = (Theme *) Tcl_GetHashValue(entryPtr);
FreeTheme(themePtr);
entryPtr = Tcl_NextHashEntry(&search);
}
Tcl_DeleteHashTable(&pkgPtr->themeTable);
/*
* Free element constructor table:
*/
entryPtr = Tcl_FirstHashEntry(&pkgPtr->factoryTable, &search);
while (entryPtr != NULL) {
ckfree(Tcl_GetHashValue(entryPtr));
entryPtr = Tcl_NextHashEntry(&search);
}
Tcl_DeleteHashTable(&pkgPtr->factoryTable);
/*
* Release cache:
*/
Ttk_FreeResourceCache(pkgPtr->cache);
/*
* Call all registered cleanup procedures:
*/
cleanup = pkgPtr->cleanupList;
while (cleanup) {
Cleanup *next = cleanup->next;
cleanup->cleanupProc(cleanup->clientData);
ckfree((ClientData)cleanup);
cleanup = next;
}
ckfree((char*)pkgPtr);
}
static void
EmbWinLostSlaveProc(
ClientData clientData, /* Pointer to record describing window item. */
Tk_Window tkwin) /* Window that was claimed away by another
* geometry manager. */
{
TkTextEmbWindowClient *client = clientData;
TkTextSegment *ewPtr = client->parent;
TkTextIndex index;
Tcl_HashEntry *hPtr;
TkTextEmbWindowClient *loop;
Tk_DeleteEventHandler(client->tkwin, StructureNotifyMask,
EmbWinStructureProc, client);
Tcl_CancelIdleCall(EmbWinDelayedUnmap, client);
if (client->textPtr->tkwin != Tk_Parent(tkwin)) {
Tk_UnmaintainGeometry(tkwin, client->textPtr->tkwin);
} else {
Tk_UnmapWindow(tkwin);
}
hPtr = Tcl_FindHashEntry(&ewPtr->body.ew.sharedTextPtr->windowTable,
Tk_PathName(client->tkwin));
Tcl_DeleteHashEntry(hPtr);
client->tkwin = NULL;
ewPtr->body.ew.tkwin = NULL;
/*
* Free up the memory allocation for this client.
*/
loop = ewPtr->body.ew.clients;
if (loop == client) {
ewPtr->body.ew.clients = client->next;
} else {
while (loop->next != client) {
loop = loop->next;
}
loop->next = client->next;
}
ckfree((char *) client);
index.tree = ewPtr->body.ew.sharedTextPtr->tree;
index.linePtr = ewPtr->body.ew.linePtr;
index.byteIndex = TkTextSegToOffset(ewPtr, ewPtr->body.ew.linePtr);
TkTextChanged(ewPtr->body.ew.sharedTextPtr, NULL, &index, &index);
TkTextInvalidateLineMetrics(ewPtr->body.ew.sharedTextPtr, NULL,
index.linePtr, 0, TK_TEXT_INVALIDATE_ONLY);
}
void Ttk_DeleteManager(Ttk_Manager *mgr)
{
Tk_DeleteEventHandler(
mgr->masterWindow, ManagerEventMask, ManagerEventHandler, mgr);
while (mgr->nSlaves > 0) {
Ttk_ForgetSlave(mgr, mgr->nSlaves - 1);
}
if (mgr->slaves) {
ckfree((ClientData)mgr->slaves);
}
Tcl_CancelIdleCall(ManagerIdleProc, mgr);
ckfree((ClientData)mgr);
}
static void
DestroyMenuButton(
char *memPtr) /* Info about button widget. */
{
register TkMenuButton *mbPtr = (TkMenuButton *) memPtr;
TkpDestroyMenuButton(mbPtr);
if (mbPtr->flags & REDRAW_PENDING) {
Tcl_CancelIdleCall(TkpDisplayMenuButton, mbPtr);
}
/*
* Free up all the stuff that requires special handling, then let
* Tk_FreeOptions handle all the standard option-related stuff.
*/
Tcl_DeleteCommandFromToken(mbPtr->interp, mbPtr->widgetCmd);
if (mbPtr->textVarName != NULL) {
Tcl_UntraceVar(mbPtr->interp, mbPtr->textVarName,
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
MenuButtonTextVarProc, mbPtr);
}
if (mbPtr->image != NULL) {
Tk_FreeImage(mbPtr->image);
}
if (mbPtr->normalTextGC != None) {
Tk_FreeGC(mbPtr->display, mbPtr->normalTextGC);
}
if (mbPtr->activeTextGC != None) {
Tk_FreeGC(mbPtr->display, mbPtr->activeTextGC);
}
if (mbPtr->disabledGC != None) {
Tk_FreeGC(mbPtr->display, mbPtr->disabledGC);
}
if (mbPtr->stippleGC != None) {
Tk_FreeGC(mbPtr->display, mbPtr->stippleGC);
}
if (mbPtr->gray != None) {
Tk_FreeBitmap(mbPtr->display, mbPtr->gray);
}
if (mbPtr->textLayout != NULL) {
Tk_FreeTextLayout(mbPtr->textLayout);
}
Tk_FreeConfigOptions((char *) mbPtr, mbPtr->optionTable, mbPtr->tkwin);
mbPtr->tkwin = NULL;
Tcl_EventuallyFree(mbPtr, TCL_DYNAMIC);
}
/* ARGSUSED */
static void
AfterCleanupProc(
ClientData clientData, /* Points to AfterAssocData for the
* interpreter. */
Tcl_Interp *interp) /* Interpreter that is being deleted. */
{
AfterAssocData *assocPtr = clientData;
AfterInfo *afterPtr;
while (assocPtr->firstAfterPtr != NULL) {
afterPtr = assocPtr->firstAfterPtr;
assocPtr->firstAfterPtr = afterPtr->nextPtr;
if (afterPtr->token != NULL) {
Tcl_DeleteTimerHandler(afterPtr->token);
} else {
Tcl_CancelIdleCall(AfterProc, afterPtr);
}
Tcl_DecrRefCount(afterPtr->commandPtr);
ckfree(afterPtr);
}
ckfree(assocPtr);
}
void
TkTextWinFreeClient(
Tcl_HashEntry *hPtr, /* Hash entry corresponding to this client, or
* NULL */
TkTextEmbWindowClient *client)
/* Client data structure, with the 'tkwin'
* field to be cleaned up. */
{
if (hPtr != NULL) {
/*
* (It's possible for there to be no hash table entry for this window,
* if an error occurred while creating the window segment but before
* the window got added to the table)
*/
Tcl_DeleteHashEntry(hPtr);
}
/*
* Delete the event handler for the window before destroying the window,
* so that EmbWinStructureProc doesn't get called (we'll already do
* everything that it would have done, and it will just get confused).
*/
if (client->tkwin != NULL) {
Tk_DeleteEventHandler(client->tkwin, StructureNotifyMask,
EmbWinStructureProc, client);
Tk_DestroyWindow(client->tkwin);
}
Tcl_CancelIdleCall(EmbWinDelayedUnmap, client);
/*
* Free up this client.
*/
ckfree((char *) client);
}
static void
DestroyScale(
char *memPtr) /* Info about scale widget. */
{
register TkScale *scalePtr = (TkScale *) memPtr;
scalePtr->flags |= SCALE_DELETED;
Tcl_DeleteCommandFromToken(scalePtr->interp, scalePtr->widgetCmd);
if (scalePtr->flags & REDRAW_PENDING) {
Tcl_CancelIdleCall(TkpDisplayScale, scalePtr);
}
/*
* Free up all the stuff that requires special handling, then let
* Tk_FreeOptions handle all the standard option-related stuff.
*/
if (scalePtr->varNamePtr != NULL) {
Tcl_UntraceVar(scalePtr->interp, Tcl_GetString(scalePtr->varNamePtr),
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
ScaleVarProc, scalePtr);
}
if (scalePtr->troughGC != None) {
Tk_FreeGC(scalePtr->display, scalePtr->troughGC);
}
if (scalePtr->copyGC != None) {
Tk_FreeGC(scalePtr->display, scalePtr->copyGC);
}
if (scalePtr->textGC != None) {
Tk_FreeGC(scalePtr->display, scalePtr->textGC);
}
Tk_FreeConfigOptions((char *) scalePtr, scalePtr->optionTable,
scalePtr->tkwin);
scalePtr->tkwin = NULL;
TkpDestroyScale(scalePtr);
}
/* ARGSUSED */
int
Tcl_AfterObjCmd(
ClientData clientData, /* Unused */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tcl_WideInt ms = 0; /* Number of milliseconds to wait */
Tcl_Time wakeup;
AfterInfo *afterPtr;
AfterAssocData *assocPtr;
int length;
int index;
static const char *const afterSubCmds[] = {
"cancel", "idle", "info", NULL
};
enum afterSubCmds {AFTER_CANCEL, AFTER_IDLE, AFTER_INFO};
ThreadSpecificData *tsdPtr = InitTimer();
if (objc < 2) {
Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?");
return TCL_ERROR;
}
/*
* Create the "after" information associated for this interpreter, if it
* doesn't already exist.
*/
assocPtr = Tcl_GetAssocData(interp, "tclAfter", NULL);
if (assocPtr == NULL) {
assocPtr = ckalloc(sizeof(AfterAssocData));
assocPtr->interp = interp;
assocPtr->firstAfterPtr = NULL;
Tcl_SetAssocData(interp, "tclAfter", AfterCleanupProc, assocPtr);
}
/*
* First lets see if the command was passed a number as the first argument.
*/
if (objv[1]->typePtr == &tclIntType
#ifndef TCL_WIDE_INT_IS_LONG
|| objv[1]->typePtr == &tclWideIntType
#endif
|| objv[1]->typePtr == &tclBignumType
|| (Tcl_GetIndexFromObj(NULL, objv[1], afterSubCmds, "", 0,
&index) != TCL_OK)) {
index = -1;
if (Tcl_GetWideIntFromObj(NULL, objv[1], &ms) != TCL_OK) {
const char *arg = Tcl_GetString(objv[1]);
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"bad argument \"%s\": must be"
" cancel, idle, info, or an integer", arg));
Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "INDEX", "argument",
arg, NULL);
return TCL_ERROR;
}
}
/*
* At this point, either index = -1 and ms contains the number of ms
* to wait, or else index is the index of a subcommand.
*/
switch (index) {
case -1: {
if (ms < 0) {
ms = 0;
}
if (objc == 2) {
return AfterDelay(interp, ms);
}
afterPtr = ckalloc(sizeof(AfterInfo));
afterPtr->assocPtr = assocPtr;
if (objc == 3) {
afterPtr->commandPtr = objv[2];
} else {
afterPtr->commandPtr = Tcl_ConcatObj(objc-2, objv+2);
}
Tcl_IncrRefCount(afterPtr->commandPtr);
/*
* The variable below is used to generate unique identifiers for after
* commands. This id can wrap around, which can potentially cause
* problems. However, there are not likely to be problems in practice,
* because after commands can only be requested to about a month in
* the future, and wrap-around is unlikely to occur in less than about
* 1-10 years. Thus it's unlikely that any old ids will still be
* around when wrap-around occurs.
*/
afterPtr->id = tsdPtr->afterId;
tsdPtr->afterId += 1;
Tcl_GetTime(&wakeup);
wakeup.sec += (long)(ms / 1000);
wakeup.usec += ((long)(ms % 1000)) * 1000;
if (wakeup.usec > 1000000) {
wakeup.sec++;
wakeup.usec -= 1000000;
}
afterPtr->token = TclCreateAbsoluteTimerHandler(&wakeup,
AfterProc, afterPtr);
afterPtr->nextPtr = assocPtr->firstAfterPtr;
assocPtr->firstAfterPtr = afterPtr;
Tcl_SetObjResult(interp, Tcl_ObjPrintf("after#%d", afterPtr->id));
return TCL_OK;
}
case AFTER_CANCEL: {
Tcl_Obj *commandPtr;
const char *command, *tempCommand;
int tempLength;
if (objc < 3) {
Tcl_WrongNumArgs(interp, 2, objv, "id|command");
return TCL_ERROR;
}
if (objc == 3) {
commandPtr = objv[2];
} else {
commandPtr = Tcl_ConcatObj(objc-2, objv+2);;
}
command = TclGetStringFromObj(commandPtr, &length);
for (afterPtr = assocPtr->firstAfterPtr; afterPtr != NULL;
afterPtr = afterPtr->nextPtr) {
tempCommand = TclGetStringFromObj(afterPtr->commandPtr,
&tempLength);
if ((length == tempLength)
&& !memcmp(command, tempCommand, (unsigned) length)) {
break;
}
}
if (afterPtr == NULL) {
afterPtr = GetAfterEvent(assocPtr, commandPtr);
}
if (objc != 3) {
Tcl_DecrRefCount(commandPtr);
}
if (afterPtr != NULL) {
if (afterPtr->token != NULL) {
Tcl_DeleteTimerHandler(afterPtr->token);
} else {
Tcl_CancelIdleCall(AfterProc, afterPtr);
}
FreeAfterPtr(afterPtr);
}
break;
}
case AFTER_IDLE:
if (objc < 3) {
Tcl_WrongNumArgs(interp, 2, objv, "script ?script ...?");
return TCL_ERROR;
}
afterPtr = ckalloc(sizeof(AfterInfo));
afterPtr->assocPtr = assocPtr;
if (objc == 3) {
afterPtr->commandPtr = objv[2];
} else {
afterPtr->commandPtr = Tcl_ConcatObj(objc-2, objv+2);
}
Tcl_IncrRefCount(afterPtr->commandPtr);
afterPtr->id = tsdPtr->afterId;
tsdPtr->afterId += 1;
afterPtr->token = NULL;
afterPtr->nextPtr = assocPtr->firstAfterPtr;
assocPtr->firstAfterPtr = afterPtr;
Tcl_DoWhenIdle(AfterProc, afterPtr);
Tcl_SetObjResult(interp, Tcl_ObjPrintf("after#%d", afterPtr->id));
break;
case AFTER_INFO:
if (objc == 2) {
Tcl_Obj *resultObj = Tcl_NewObj();
for (afterPtr = assocPtr->firstAfterPtr; afterPtr != NULL;
afterPtr = afterPtr->nextPtr) {
if (assocPtr->interp == interp) {
Tcl_ListObjAppendElement(NULL, resultObj, Tcl_ObjPrintf(
"after#%d", afterPtr->id));
}
}
Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "?id?");
return TCL_ERROR;
}
afterPtr = GetAfterEvent(assocPtr, objv[2]);
if (afterPtr == NULL) {
const char *eventStr = TclGetString(objv[2]);
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"event \"%s\" doesn't exist", eventStr));
Tcl_SetErrorCode(interp, "TCL","LOOKUP","EVENT", eventStr, NULL);
return TCL_ERROR;
} else {
Tcl_Obj *resultListPtr = Tcl_NewObj();
Tcl_ListObjAppendElement(interp, resultListPtr,
afterPtr->commandPtr);
Tcl_ListObjAppendElement(interp, resultListPtr, Tcl_NewStringObj(
(afterPtr->token == NULL) ? "idle" : "timer", -1));
Tcl_SetObjResult(interp, resultListPtr);
}
break;
default:
Tcl_Panic("Tcl_AfterObjCmd: bad subcommand index to afterSubCmds");
}
return TCL_OK;
}
static void
MasterStructureProc(
ClientData clientData, /* Pointer to Master structure for window
* referred to by eventPtr. */
XEvent *eventPtr) /* Describes what just happened. */
{
register Master *masterPtr = clientData;
register Slave *slavePtr, *nextPtr;
TkDisplay *dispPtr = ((TkWindow *) masterPtr->tkwin)->dispPtr;
switch (eventPtr->type) {
case ConfigureNotify:
if ((masterPtr->slavePtr != NULL)
&& !(masterPtr->flags & PARENT_RECONFIG_PENDING)) {
masterPtr->flags |= PARENT_RECONFIG_PENDING;
Tcl_DoWhenIdle(RecomputePlacement, masterPtr);
}
return;
case DestroyNotify:
for (slavePtr = masterPtr->slavePtr; slavePtr != NULL;
slavePtr = nextPtr) {
slavePtr->masterPtr = NULL;
nextPtr = slavePtr->nextPtr;
slavePtr->nextPtr = NULL;
}
Tcl_DeleteHashEntry(Tcl_FindHashEntry(&dispPtr->masterTable,
(char *) masterPtr->tkwin));
if (masterPtr->flags & PARENT_RECONFIG_PENDING) {
Tcl_CancelIdleCall(RecomputePlacement, masterPtr);
}
masterPtr->tkwin = NULL;
if (masterPtr->abortPtr != NULL) {
*masterPtr->abortPtr = 1;
}
Tcl_EventuallyFree(masterPtr, TCL_DYNAMIC);
return;
case MapNotify:
/*
* When a master gets mapped, must redo the geometry computation so
* that all of its slaves get remapped.
*/
if ((masterPtr->slavePtr != NULL)
&& !(masterPtr->flags & PARENT_RECONFIG_PENDING)) {
masterPtr->flags |= PARENT_RECONFIG_PENDING;
Tcl_DoWhenIdle(RecomputePlacement, masterPtr);
}
return;
case UnmapNotify:
/*
* Unmap all of the slaves when the master gets unmapped, so that they
* don't keep redisplaying themselves.
*/
for (slavePtr = masterPtr->slavePtr; slavePtr != NULL;
slavePtr = slavePtr->nextPtr) {
Tk_UnmapWindow(slavePtr->tkwin);
}
return;
}
}
void
HtmlImageFree (HtmlImage2 *pImage)
{
if (!pImage) {
return;
}
assert(pImage->nRef > 0);
pImage->nRef--;
if (
pImage->nRef == 0 &&
(pImage->pUnscaled || !pImage->pImageServer->isSuspendGC)
) {
/* The reference count for this structure has reached zero.
* Really delete it. The assert() says that an original image
* cannot be deleted before all of it's scaled copies.
*/
assert(pImage->pUnscaled || 0 == pImage->pNext);
freeImageCompressed(pImage);
freeTile(pImage);
if (pImage->pixmap) {
HtmlTree *pTree = pImage->pImageServer->pTree;
Tk_FreePixmap(Tk_Display(pTree->tkwin), pImage->pixmap);
pImage->pixmap = 0;
}
if (pImage->image) {
Tk_FreeImage(pImage->image);
}
if (pImage->pImageName) {
Tcl_Interp *interp = pImage->pImageServer->pTree->interp;
Tcl_Obj *pEval;
if (!pImage->pDelete) {
pEval = Tcl_NewStringObj("image delete", -1);
Tcl_IncrRefCount(pEval);
} else {
pEval = pImage->pDelete;
}
Tcl_ListObjAppendElement(interp, pEval, pImage->pImageName);
Tcl_EvalObjEx(interp, pEval, TCL_EVAL_GLOBAL|TCL_EVAL_DIRECT);
Tcl_DecrRefCount(pEval);
Tcl_DecrRefCount(pImage->pImageName);
}
if (pImage->pUnscaled) {
HtmlImage2 *pIter;
for (
pIter = pImage->pUnscaled;
pIter->pNext != pImage;
pIter = pIter->pNext
) {
assert(pIter->pNext);
}
pIter->pNext = pIter->pNext->pNext;
HtmlImageFree(pImage->pUnscaled);
} else {
const char *zKey = pImage->zUrl;
Tcl_HashTable *paImage = &pImage->pImageServer->aImage;
Tcl_HashEntry *pEntry = Tcl_FindHashEntry(paImage, zKey);
assert(pEntry);
Tcl_DeleteHashEntry(pEntry);
}
HtmlFree(pImage);
Tcl_CancelIdleCall(asyncPixmapify, (ClientData)pImage);
}
}
