diff options
Diffstat (limited to 'tk/generic/tkWindow.c')
| -rw-r--r-- | tk/generic/tkWindow.c | 457 |
1 files changed, 303 insertions, 154 deletions
diff --git a/tk/generic/tkWindow.c b/tk/generic/tkWindow.c index 2da31fd6e2d..5f3a8a0c517 100644 --- a/tk/generic/tkWindow.c +++ b/tk/generic/tkWindow.c @@ -18,38 +18,30 @@ #include "tkPort.h" #include "tkInt.h" -/* - * Count of number of main windows currently open in this process. - */ - -static int numMainWindows; - -/* - * First in list of all main windows managed by this process. - */ - -TkMainInfo *tkMainWindowList = NULL; - -/* - * List of all displays currently in use. - */ - -TkDisplay *tkDisplayList = NULL; +#if !defined(__WIN32__) && !defined(MAC_TCL) +#include "tkUnixInt.h" +#endif -/* - * Have statics in this module been initialized? - */ -static int initialized = 0; +typedef struct ThreadSpecificData { + int numMainWindows; /* Count of numver of main windows currently + * open in this thread. */ + TkMainInfo *mainWindowList; + /* First in list of all main windows managed + * by this thread. */ + TkDisplay *displayList; + /* List of all displays currently in use by + * the current thread. */ + int initialized; /* 0 means the structures above need + * initializing. */ +} ThreadSpecificData; +static Tcl_ThreadDataKey dataKey; -/* - * The variables below hold several uid's that are used in many places - * in the toolkit. +/* + * The Mutex below is used to lock access to the Tk_Uid structs above. */ -Tk_Uid tkDisabledUid = NULL; -Tk_Uid tkActiveUid = NULL; -Tk_Uid tkNormalUid = NULL; +TCL_DECLARE_MUTEX(windowMutex) /* * Default values for "changes" and "atts" fields of TkWindows. Note @@ -94,6 +86,10 @@ typedef struct { int isSafe; /* If !0, this command will be exposed in * a safe interpreter. Otherwise it will be * hidden in a safe interpreter. */ + int passMainWindow; /* 0 means provide NULL clientData to + * command procedure; 1 means pass main + * window as clientData to command + * procedure. */ } TkCmd; static TkCmd commands[] = { @@ -101,62 +97,67 @@ static TkCmd commands[] = { * Commands that are part of the intrinsics: */ - {"bell", NULL, Tk_BellObjCmd, 0}, - {"bind", Tk_BindCmd, NULL, 1}, - {"bindtags", Tk_BindtagsCmd, NULL, 1}, - {"clipboard", Tk_ClipboardCmd, NULL, 0}, - {"destroy", Tk_DestroyCmd, NULL, 1}, - {"event", Tk_EventCmd, NULL, 1}, - {"focus", Tk_FocusCmd, NULL, 1}, - {"font", NULL, Tk_FontObjCmd, 1}, - {"grab", Tk_GrabCmd, NULL, 0}, - {"grid", Tk_GridCmd, NULL, 1}, - {"image", NULL, Tk_ImageCmd, 1}, - {"lower", Tk_LowerCmd, NULL, 1}, - {"option", Tk_OptionCmd, NULL, 1}, - {"pack", Tk_PackCmd, NULL, 1}, - {"place", Tk_PlaceCmd, NULL, 1}, - {"raise", Tk_RaiseCmd, NULL, 1}, - {"selection", Tk_SelectionCmd, NULL, 0}, - {"tk", NULL, Tk_TkObjCmd, 0}, - {"tkwait", Tk_TkwaitCmd, NULL, 1}, - {"tk_chooseColor", Tk_ChooseColorCmd, NULL, 0}, - {"tk_getOpenFile", Tk_GetOpenFileCmd, NULL, 0}, - {"tk_getSaveFile", Tk_GetSaveFileCmd, NULL, 0}, - {"tk_messageBox", Tk_MessageBoxCmd, NULL, 0}, - {"update", Tk_UpdateCmd, NULL, 1}, - {"winfo", NULL, Tk_WinfoObjCmd, 1}, - {"wm", Tk_WmCmd, NULL, 0}, + {"bell", NULL, Tk_BellObjCmd, 0, 1}, + {"bind", Tk_BindCmd, NULL, 1, 1}, + {"bindtags", Tk_BindtagsCmd, NULL, 1, 1}, + {"clipboard", Tk_ClipboardCmd, NULL, 0, 1}, + {"destroy", NULL, Tk_DestroyObjCmd, 1, 1}, + {"event", NULL, Tk_EventObjCmd, 1, 1}, + {"focus", NULL, Tk_FocusObjCmd, 1, 1}, + {"font", NULL, Tk_FontObjCmd, 1, 1}, + {"grab", Tk_GrabCmd, NULL, 0, 1}, + {"grid", Tk_GridCmd, NULL, 1, 1}, + {"image", NULL, Tk_ImageObjCmd, 1, 1}, + {"lower", NULL, Tk_LowerObjCmd, 1, 1}, + {"option", NULL, Tk_OptionObjCmd, 1, 1}, + {"pack", Tk_PackCmd, NULL, 1, 1}, + {"place", Tk_PlaceCmd, NULL, 1, 1}, + {"raise", NULL, Tk_RaiseObjCmd, 1, 1}, + {"selection", Tk_SelectionCmd, NULL, 0, 1}, + {"tk", NULL, Tk_TkObjCmd, 0, 1}, + {"tkwait", Tk_TkwaitCmd, NULL, 1, 1}, +#if defined(__WIN32__) || defined(MAC_TCL) + {"tk_chooseColor", NULL, Tk_ChooseColorObjCmd, 0, 1}, + {"tk_chooseDirectory", NULL, Tk_ChooseDirectoryObjCmd, 0, 1}, + {"tk_getOpenFile", NULL, Tk_GetOpenFileObjCmd, 0, 1}, + {"tk_getSaveFile", NULL, Tk_GetSaveFileObjCmd, 0, 1}, +#endif +#ifdef __WIN32__ + {"tk_messageBox", NULL, Tk_MessageBoxObjCmd, 0, 1}, +#endif + {"update", NULL, Tk_UpdateObjCmd, 1, 1}, + {"winfo", NULL, Tk_WinfoObjCmd, 1, 1}, + {"wm", Tk_WmCmd, NULL, 0, 1}, /* * Widget class commands. */ - {"button", Tk_ButtonCmd, NULL, 1}, - {"canvas", Tk_CanvasCmd, NULL, 1}, - {"checkbutton", Tk_CheckbuttonCmd, NULL, 1}, - {"entry", Tk_EntryCmd, NULL, 1}, - {"frame", Tk_FrameCmd, NULL, 1}, - {"label", Tk_LabelCmd, NULL, 1}, - {"listbox", Tk_ListboxCmd, NULL, 1}, - {"menu", Tk_MenuCmd, NULL, 0}, - {"menubutton", Tk_MenubuttonCmd, NULL, 1}, - {"message", Tk_MessageCmd, NULL, 1}, - {"radiobutton", Tk_RadiobuttonCmd, NULL, 1}, - {"scale", Tk_ScaleCmd, NULL, 1}, - {"scrollbar", Tk_ScrollbarCmd, NULL, 1}, - {"text", Tk_TextCmd, NULL, 1}, - {"toplevel", Tk_ToplevelCmd, NULL, 0}, + + {"button", NULL, Tk_ButtonObjCmd, 1, 0}, + {"canvas", NULL, Tk_CanvasObjCmd, 1, 1}, + {"checkbutton", NULL, Tk_CheckbuttonObjCmd, 1, 0}, + {"entry", NULL, Tk_EntryObjCmd, 1, 0}, + {"frame", NULL, Tk_FrameObjCmd, 1, 1}, + {"label", NULL, Tk_LabelObjCmd, 1, 0}, + {"listbox", NULL, Tk_ListboxObjCmd, 1, 0}, + {"menubutton", NULL, Tk_MenubuttonObjCmd, 1, 0}, + {"message", Tk_MessageCmd, NULL, 1, 1}, + {"radiobutton", NULL, Tk_RadiobuttonObjCmd, 1, 0}, + {"scale", NULL, Tk_ScaleObjCmd, 1, 0}, + {"scrollbar", Tk_ScrollbarCmd, NULL, 1, 1}, + {"text", Tk_TextCmd, NULL, 1, 1}, + {"toplevel", NULL, Tk_ToplevelObjCmd, 0, 1}, /* * Misc. */ #ifdef MAC_TCL - {"unsupported1", TkUnsupported1Cmd, NULL, 1}, + {"unsupported1", TkUnsupported1Cmd, NULL, 1, 1}, #endif {(char *) NULL, (int (*) _ANSI_ARGS_((ClientData, Tcl_Interp *, int, char **))) NULL, NULL, 0} }; - + /* * The variables and table below are used to parse arguments from * the "argv" variable in Tk_Init. @@ -221,7 +222,7 @@ static void UnlinkWindow _ANSI_ARGS_((TkWindow *winPtr)); * The return value is a token for the new window, or NULL if * an error prevented the new window from being created. If * NULL is returned, an error message will be left in - * interp->result. + * the interp's result. * * Side effects: * A new window structure is allocated locally. An X @@ -249,12 +250,11 @@ CreateTopLevelWindow(interp, parent, name, screenName) register TkWindow *winPtr; register TkDisplay *dispPtr; int screenId; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); - if (!initialized) { - initialized = 1; - tkActiveUid = Tk_GetUid("active"); - tkDisabledUid = Tk_GetUid("disabled"); - tkNormalUid = Tk_GetUid("normal"); + if (!tsdPtr->initialized) { + tsdPtr->initialized = 1; /* * Create built-in image types. @@ -268,7 +268,7 @@ CreateTopLevelWindow(interp, parent, name, screenName) */ Tk_CreatePhotoImageFormat(&tkImgFmtGIF); - Tk_CreatePhotoImageFormat(&tkImgFmtPPM); + Tk_CreateOldPhotoImageFormat(&tkImgFmtPPM); /* * Create exit handler to delete all windows when the application @@ -331,7 +331,7 @@ CreateTopLevelWindow(interp, parent, name, screenName) * Results: * The return value is a pointer to information about the display, * or NULL if the display couldn't be opened. In this case, an - * error message is left in interp->result. The location at + * error message is left in the interp's result. The location at * *screenPtr is overwritten with the screen number parsed from * screenName. * @@ -354,6 +354,8 @@ GetScreen(interp, screenName, screenPtr) char *p; int screenId; size_t length; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); /* * Separate the screen number from the rest of the display @@ -364,8 +366,9 @@ GetScreen(interp, screenName, screenPtr) screenName = TkGetDefaultScreenName(interp, screenName); if (screenName == NULL) { - interp->result = - "no display name and no $DISPLAY environment variable"; + Tcl_SetResult(interp, + "no display name and no $DISPLAY environment variable", + TCL_STATIC); return (TkDisplay *) NULL; } length = strlen(screenName); @@ -384,7 +387,7 @@ GetScreen(interp, screenName, screenPtr) * then open a new connection. */ - for (dispPtr = tkDisplayList; ; dispPtr = dispPtr->nextPtr) { + for (dispPtr = TkGetDisplayList(); ; dispPtr = dispPtr->nextPtr) { if (dispPtr == NULL) { dispPtr = TkpOpenDisplay(screenName); if (dispPtr == NULL) { @@ -392,29 +395,35 @@ GetScreen(interp, screenName, screenPtr) screenName, "\"", (char *) NULL); return (TkDisplay *) NULL; } - dispPtr->nextPtr = tkDisplayList; + dispPtr->nextPtr = TkGetDisplayList(); dispPtr->name = (char *) ckalloc((unsigned) (length+1)); dispPtr->lastEventTime = CurrentTime; - strncpy(dispPtr->name, screenName, length); - dispPtr->name[length] = '\0'; + dispPtr->borderInit = 0; + dispPtr->atomInit = 0; dispPtr->bindInfoStale = 1; dispPtr->modeModMask = 0; dispPtr->metaModMask = 0; dispPtr->altModMask = 0; dispPtr->numModKeyCodes = 0; dispPtr->modKeyCodes = NULL; - OpenIM(dispPtr); + dispPtr->bitmapInit = 0; + dispPtr->bitmapAutoNumber = 0; + dispPtr->numIdSearches = 0; + dispPtr->numSlowSearches = 0; + dispPtr->colorInit = 0; + dispPtr->stressPtr = NULL; + dispPtr->cursorInit = 0; + dispPtr->cursorString[0] = '\0'; + dispPtr->cursorFont = None; dispPtr->errorPtr = NULL; dispPtr->deleteCount = 0; - dispPtr->commTkwin = NULL; - dispPtr->selectionInfoPtr = NULL; - dispPtr->multipleAtom = None; - dispPtr->clipWindow = NULL; - dispPtr->clipboardActive = 0; - dispPtr->clipboardAppPtr = NULL; - dispPtr->clipTargetPtr = NULL; - dispPtr->atomInit = 0; - dispPtr->cursorFont = None; + dispPtr->delayedMotionPtr = NULL; + dispPtr->focusDebug = 0; + dispPtr->implicitWinPtr = NULL; + dispPtr->focusPtr = NULL; + dispPtr->gcInit = 0; + dispPtr->geomInit = 0; + dispPtr->uidInit = 0; dispPtr->grabWinPtr = NULL; dispPtr->eventualGrabWinPtr = NULL; dispPtr->buttonWinPtr = NULL; @@ -422,18 +431,38 @@ GetScreen(interp, screenName, screenPtr) dispPtr->firstGrabEventPtr = NULL; dispPtr->lastGrabEventPtr = NULL; dispPtr->grabFlags = 0; - TkInitXId(dispPtr); + dispPtr->mouseButtonState = 0; + dispPtr->warpInProgress = 0; + dispPtr->warpWindow = None; + dispPtr->warpX = 0; + dispPtr->warpY = 0; + dispPtr->gridInit = 0; + dispPtr->imageId = 0; + dispPtr->packInit = 0; + dispPtr->placeInit = 0; + dispPtr->selectionInfoPtr = NULL; + dispPtr->multipleAtom = None; + dispPtr->clipWindow = NULL; + dispPtr->clipboardActive = 0; + dispPtr->clipboardAppPtr = NULL; + dispPtr->clipTargetPtr = NULL; + dispPtr->commTkwin = NULL; + dispPtr->wmTracing = 0; + dispPtr->firstWmPtr = NULL; + dispPtr->foregroundWmPtr = NULL; dispPtr->destroyCount = 0; dispPtr->lastDestroyRequest = 0; dispPtr->cmapPtr = NULL; - dispPtr->implicitWinPtr = NULL; - dispPtr->focusPtr = NULL; - dispPtr->stressPtr = NULL; - dispPtr->delayedMotionPtr = NULL; Tcl_InitHashTable(&dispPtr->winTable, TCL_ONE_WORD_KEYS); + dispPtr->refCount = 0; - - tkDisplayList = dispPtr; + strncpy(dispPtr->name, screenName, length); + dispPtr->name[length] = '\0'; + dispPtr->useInputMethods = 0; + OpenIM(dispPtr); + TkInitXId(dispPtr); + + tsdPtr->displayList = dispPtr; break; } if ((strncmp(dispPtr->name, screenName, length) == 0) @@ -442,7 +471,10 @@ GetScreen(interp, screenName, screenPtr) } } if (screenId >= ScreenCount(dispPtr->display)) { - sprintf(interp->result, "bad screen number \"%d\"", screenId); + char buf[32 + TCL_INTEGER_SPACE]; + + sprintf(buf, "bad screen number \"%d\"", screenId); + Tcl_SetResult(interp, buf, TCL_VOLATILE); return (TkDisplay *) NULL; } *screenPtr = screenId; @@ -472,8 +504,10 @@ TkGetDisplay(display) Display *display; /* X's display pointer */ { TkDisplay *dispPtr; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); - for (dispPtr = tkDisplayList; dispPtr != NULL; + for (dispPtr = tsdPtr->displayList; dispPtr != NULL; dispPtr = dispPtr->nextPtr) { if (dispPtr->display == display) { break; @@ -485,6 +519,58 @@ TkGetDisplay(display) /* *-------------------------------------------------------------- * + * TkGetDisplayList -- + * + * This procedure returns a pointer to the thread-local + * list of TkDisplays corresponding to the open displays. + * + * Results: + * The return value is a pointer to the first TkDisplay + * structure in thread-local-storage. + * + * Side effects: + * None. + * + *-------------------------------------------------------------- + */ +TkDisplay * +TkGetDisplayList() +{ + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); + + return tsdPtr->displayList; +} + +/* + *-------------------------------------------------------------- + * + * TkGetMainInfoList -- + * + * This procedure returns a pointer to the list of structures + * containing information about all main windows for the + * current thread. + * + * Results: + * The return value is a pointer to the first TkMainInfo + * structure in thread local storage. + * + * Side effects: + * None. + * + *-------------------------------------------------------------- + */ +TkMainInfo * +TkGetMainInfoList() +{ + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); + + return tsdPtr->mainWindowList; +} +/* + *-------------------------------------------------------------- + * * TkAllocWindow -- * * This procedure creates and initializes a TkWindow structure. @@ -675,7 +761,7 @@ NameWindow(interp, winPtr, parentPtr, name) * The return value is a token for the new window, or NULL if * an error prevented the new window from being created. If * NULL is returned, an error message will be left in - * interp->result. + * the interp's result. * * Side effects: * A new window structure is allocated locally; "interp" is @@ -703,6 +789,9 @@ TkCreateMainWindow(interp, screenName, baseName) register TkMainInfo *mainPtr; register TkWindow *winPtr; register TkCmd *cmdPtr; + ClientData clientData; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); /* * Panic if someone updated the TkWindow structure without @@ -734,6 +823,7 @@ TkCreateMainWindow(interp, screenName, baseName) mainPtr->refCount = 1; mainPtr->interp = interp; Tcl_InitHashTable(&mainPtr->nameTable, TCL_STRING_KEYS); + TkEventInit(); TkBindInit(mainPtr); TkFontPkgInit(mainPtr); mainPtr->tlFocusPtr = NULL; @@ -745,8 +835,8 @@ TkCreateMainWindow(interp, screenName, baseName) TCL_LINK_BOOLEAN) != TCL_OK) { Tcl_ResetResult(interp); } - mainPtr->nextPtr = tkMainWindowList; - tkMainWindowList = mainPtr; + mainPtr->nextPtr = tsdPtr->mainWindowList; + tsdPtr->mainWindowList = mainPtr; winPtr->mainPtr = mainPtr; hPtr = Tcl_CreateHashEntry(&mainPtr->nameTable, ".", &dummy); Tcl_SetHashValue(hPtr, winPtr); @@ -774,12 +864,17 @@ TkCreateMainWindow(interp, screenName, baseName) if ((cmdPtr->cmdProc == NULL) && (cmdPtr->objProc == NULL)) { panic("TkCreateMainWindow: builtin command with NULL string and object procs"); } + if (cmdPtr->passMainWindow) { + clientData = (ClientData) tkwin; + } else { + clientData = (ClientData) NULL; + } if (cmdPtr->cmdProc != NULL) { Tcl_CreateCommand(interp, cmdPtr->name, cmdPtr->cmdProc, - (ClientData) tkwin, (void (*) _ANSI_ARGS_((ClientData))) NULL); + clientData, (void (*) _ANSI_ARGS_((ClientData))) NULL); } else { Tcl_CreateObjCommand(interp, cmdPtr->name, cmdPtr->objProc, - (ClientData) tkwin, NULL); + clientData, NULL); } if (isSafe) { if (!(cmdPtr->isSafe)) { @@ -788,6 +883,8 @@ TkCreateMainWindow(interp, screenName, baseName) } } + TkCreateMenuCmd(interp); + /* * Set variables for the intepreter. */ @@ -795,7 +892,7 @@ TkCreateMainWindow(interp, screenName, baseName) Tcl_SetVar(interp, "tk_patchLevel", TK_PATCH_LEVEL, TCL_GLOBAL_ONLY); Tcl_SetVar(interp, "tk_version", TK_VERSION, TCL_GLOBAL_ONLY); - numMainWindows++; + tsdPtr->numMainWindows++; return tkwin; } @@ -811,7 +908,7 @@ TkCreateMainWindow(interp, screenName, baseName) * The return value is a token for the new window. This * is not the same as X's token for the window. If an error * occurred in creating the window (e.g. no such display or - * screen), then an error message is left in interp->result and + * screen), then an error message is left in the interp's result and * NULL is returned. * * Side effects: @@ -825,7 +922,7 @@ TkCreateMainWindow(interp, screenName, baseName) Tk_Window Tk_CreateWindow(interp, parent, name, screenName) Tcl_Interp *interp; /* Interpreter to use for error reporting. - * Interp->result is assumed to be + * the interp's result is assumed to be * initialized by the caller. */ Tk_Window parent; /* Token for parent of new window. */ char *name; /* Name for new window. Must be unique @@ -878,7 +975,7 @@ Tk_CreateWindow(interp, parent, name, screenName) * The return value is a token for the new window. This * is not the same as X's token for the window. If an error * occurred in creating the window (e.g. no such display or - * screen), then an error message is left in interp->result and + * screen), then an error message is left in the interp's result and * NULL is returned. * * Side effects: @@ -892,7 +989,7 @@ Tk_CreateWindow(interp, parent, name, screenName) Tk_Window Tk_CreateWindowFromPath(interp, tkwin, pathName, screenName) Tcl_Interp *interp; /* Interpreter to use for error reporting. - * Interp->result is assumed to be + * the interp's result is assumed to be * initialized by the caller. */ Tk_Window tkwin; /* Token for any window in application * that is to contain new window. */ @@ -1011,6 +1108,8 @@ Tk_DestroyWindow(tkwin) TkWindow *winPtr = (TkWindow *) tkwin; TkDisplay *dispPtr = winPtr->dispPtr; XEvent event; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); if (winPtr->flags & TK_ALREADY_DEAD) { /* @@ -1054,19 +1153,19 @@ Tk_DestroyWindow(tkwin) if (winPtr->mainPtr->winPtr == winPtr) { dispPtr->refCount--; - if (tkMainWindowList == winPtr->mainPtr) { - tkMainWindowList = winPtr->mainPtr->nextPtr; + if (tsdPtr->mainWindowList == winPtr->mainPtr) { + tsdPtr->mainWindowList = winPtr->mainPtr->nextPtr; } else { TkMainInfo *prevPtr; - for (prevPtr = tkMainWindowList; + for (prevPtr = tsdPtr->mainWindowList; prevPtr->nextPtr != winPtr->mainPtr; prevPtr = prevPtr->nextPtr) { /* Empty loop body. */ } prevPtr->nextPtr = winPtr->mainPtr->nextPtr; } - numMainWindows--; + tsdPtr->numMainWindows--; } /* @@ -1222,8 +1321,8 @@ Tk_DestroyWindow(tkwin) Tcl_DeleteHashTable(&winPtr->mainPtr->nameTable); TkBindFree(winPtr->mainPtr); - TkFontPkgFree(winPtr->mainPtr); TkDeleteAllImages(winPtr->mainPtr); + TkFontPkgFree(winPtr->mainPtr); /* * When embedding Tk into other applications, make sure @@ -1257,7 +1356,7 @@ Tk_DestroyWindow(tkwin) * Splice this display out of the list of displays. */ - for (theDispPtr = tkDisplayList, backDispPtr = NULL; + for (theDispPtr = displayList, backDispPtr = NULL; (theDispPtr != winPtr->dispPtr) && (theDispPtr != NULL); theDispPtr = theDispPtr->nextPtr) { @@ -1267,7 +1366,7 @@ Tk_DestroyWindow(tkwin) panic("could not find display to close!"); } if (backDispPtr == NULL) { - tkDisplayList = theDispPtr->nextPtr; + displayList = theDispPtr->nextPtr; } else { backDispPtr->nextPtr = theDispPtr->nextPtr; } @@ -1993,7 +2092,7 @@ TkSetClassProcs(tkwin, procs, instanceData) * Results: * The return result is either a token for the window corresponding * to "name", or else NULL to indicate that there is no such - * window. In this case, an error message is left in interp->result. + * window. In this case, an error message is left in the interp's result. * * Side effects: * None. @@ -2010,6 +2109,15 @@ Tk_NameToWindow(interp, pathName, tkwin) { Tcl_HashEntry *hPtr; + if (tkwin == NULL) { + /* + * Either we're not really in Tk, or the main window was destroyed and + * we're on our way out of the application + */ + Tcl_AppendResult(interp, "NULL main window", (char *)NULL); + return NULL; + } + hPtr = Tcl_FindHashEntry(&((TkWindow *) tkwin)->mainPtr->nameTable, pathName); if (hPtr == NULL) { @@ -2048,7 +2156,7 @@ Tk_IdToWindow(display, window) TkDisplay *dispPtr; Tcl_HashEntry *hPtr; - for (dispPtr = tkDisplayList; ; dispPtr = dispPtr->nextPtr) { + for (dispPtr = TkGetDisplayList(); ; dispPtr = dispPtr->nextPtr) { if (dispPtr == NULL) { return NULL; } @@ -2165,9 +2273,6 @@ Tk_RestackWindow(tkwin, aboveBelow, other) { TkWindow *winPtr = (TkWindow *) tkwin; TkWindow *otherPtr = (TkWindow *) other; - XWindowChanges changes; - unsigned int mask; - /* * Special case: if winPtr is a top-level window then just find @@ -2175,8 +2280,6 @@ Tk_RestackWindow(tkwin, aboveBelow, other) * otherPtr without changing any of Tk's childLists. */ - changes.stack_mode = aboveBelow; - mask = CWStackMode; if (winPtr->flags & TK_TOP_LEVEL) { while ((otherPtr != NULL) && !(otherPtr->flags & TK_TOP_LEVEL)) { otherPtr = otherPtr->parentPtr; @@ -2248,6 +2351,10 @@ Tk_RestackWindow(tkwin, aboveBelow, other) */ if (winPtr->window != None) { + XWindowChanges changes; + unsigned int mask; + + mask = CWStackMode; changes.stack_mode = Above; for (otherPtr = winPtr->nextPtr; otherPtr != NULL; otherPtr = otherPtr->nextPtr) { @@ -2274,7 +2381,7 @@ Tk_RestackWindow(tkwin, aboveBelow, other) * Results: * If interp has a Tk application associated with it, the main * window for the application is returned. Otherwise NULL is - * returned and an error message is left in interp->result. + * returned and an error message is left in the interp's result. * * Side effects: * None. @@ -2289,14 +2396,16 @@ Tk_MainWindow(interp) * reporting also. */ { TkMainInfo *mainPtr; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); - for (mainPtr = tkMainWindowList; mainPtr != NULL; + for (mainPtr = tsdPtr->mainWindowList; mainPtr != NULL; mainPtr = mainPtr->nextPtr) { if (mainPtr->interp == interp) { return (Tk_Window) mainPtr->winPtr; } } - interp->result = "this isn't a Tk application"; + Tcl_SetResult(interp, "this isn't a Tk application", TCL_STATIC); return NULL; } @@ -2407,7 +2516,10 @@ OpenIM(dispPtr) int Tk_GetNumMainWindows() { - return numMainWindows; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); + + return tsdPtr->numMainWindows; } /* @@ -2433,8 +2545,10 @@ DeleteWindowsExitProc(clientData) { TkDisplay *displayPtr, *nextPtr; Tcl_Interp *interp; + ThreadSpecificData *tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); - while (tkMainWindowList != NULL) { + while (tsdPtr->mainWindowList != NULL) { /* * We must protect the interpreter while deleting the window, * because of <Destroy> bindings which could destroy the interpreter @@ -2442,14 +2556,14 @@ DeleteWindowsExitProc(clientData) * the call stack pointing at deleted memory, causing core dumps. */ - interp = tkMainWindowList->winPtr->mainPtr->interp; + interp = tsdPtr->mainWindowList->winPtr->mainPtr->interp; Tcl_Preserve((ClientData) interp); - Tk_DestroyWindow((Tk_Window) tkMainWindowList->winPtr); + Tk_DestroyWindow((Tk_Window) tsdPtr->mainWindowList->winPtr); Tcl_Release((ClientData) interp); } - displayPtr = tkDisplayList; - tkDisplayList = NULL; + displayPtr = tsdPtr->displayList; + tsdPtr->displayList = NULL; /* * Iterate destroying the displays until no more displays remain. @@ -2458,9 +2572,9 @@ DeleteWindowsExitProc(clientData) * as well as the old ones. */ - for (displayPtr = tkDisplayList; + for (displayPtr = tsdPtr->displayList; displayPtr != NULL; - displayPtr = tkDisplayList) { + displayPtr = tsdPtr->displayList) { /* * Now iterate over the current list of open displays, and first @@ -2471,7 +2585,8 @@ DeleteWindowsExitProc(clientData) * if it needs to dispatch a message. */ - for (tkDisplayList = NULL; displayPtr != NULL; displayPtr = nextPtr) { + for (tsdPtr->displayList = NULL; displayPtr != NULL; + displayPtr = nextPtr) { nextPtr = displayPtr->nextPtr; if (displayPtr->name != (char *) NULL) { ckfree(displayPtr->name); @@ -2481,12 +2596,9 @@ DeleteWindowsExitProc(clientData) } } - numMainWindows = 0; - tkMainWindowList = NULL; - initialized = 0; - tkDisabledUid = NULL; - tkActiveUid = NULL; - tkNormalUid = NULL; + tsdPtr->numMainWindows = 0; + tsdPtr->mainWindowList = NULL; + tsdPtr->initialized = 0; } /* @@ -2504,7 +2616,7 @@ DeleteWindowsExitProc(clientData) * the arguments that are extracted). * * Results: - * Returns a standard Tcl completion code and sets interp->result + * Returns a standard Tcl completion code and sets the interp's result * if there is an error. * * Side effects: @@ -2529,7 +2641,7 @@ Tk_Init(interp) * invokes the internal procedure that does the real work. * * Results: - * Returns a standard Tcl completion code and sets interp->result + * Returns a standard Tcl completion code and sets the interp's result * if there is an error. * * Side effects: @@ -2582,6 +2694,9 @@ Tk_SafeInit(interp) return Initialize(interp); } + +extern TkStubs tkStubs; + /* *---------------------------------------------------------------------- * @@ -2589,8 +2704,8 @@ Tk_SafeInit(interp) * * * Results: - * A standard Tcl result. Also leaves an error message in interp->result - * if there was an error. + * A standard Tcl result. Also leaves an error message in the interp's + * result if there was an error. * * Side effects: * Depends on the initialization scripts that are invoked. @@ -2606,7 +2721,19 @@ Initialize(interp) int argc, code; char **argv, *args[20]; Tcl_DString class; - char buffer[30]; + ThreadSpecificData *tsdPtr; + + /* + * Ensure that we are getting the matching version of Tcl. This is + * really only an issue when Tk is loaded dynamically. + */ + + if (Tcl_InitStubs(interp, TCL_VERSION, 1) == NULL) { + return TCL_ERROR; + } + + tsdPtr = (ThreadSpecificData *) + Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData)); /* * Start by initializing all the static variables to default acceptable @@ -2614,6 +2741,7 @@ Initialize(interp) * code. */ + Tcl_MutexLock(&windowMutex); synchronize = 0; name = NULL; display = NULL; @@ -2648,6 +2776,7 @@ Initialize(interp) if (master == NULL) { Tcl_DStringFree(&ds); Tcl_AppendResult(interp, "NULL master", (char *) NULL); + Tcl_MutexUnlock(&windowMutex); return TCL_ERROR; } if (!Tcl_IsSafe(master)) { @@ -2661,6 +2790,7 @@ Initialize(interp) if (Tcl_GetInterpPath(master, interp) != TCL_OK) { Tcl_AppendResult(interp, "error in Tcl_GetInterpPath", (char *) NULL); + Tcl_MutexUnlock(&windowMutex); return TCL_ERROR; } /* @@ -2684,6 +2814,7 @@ Initialize(interp) Tcl_AppendResult(interp, "not allowed to start Tk by master's safe::TkInit", (char *) NULL); + Tcl_MutexUnlock(&windowMutex); return TCL_ERROR; } Tcl_DStringFree(&ds); @@ -2705,10 +2836,13 @@ Initialize(interp) } argv = NULL; if (p != NULL) { + char buffer[TCL_INTEGER_SPACE]; + if (Tcl_SplitList(interp, p, &argc, &argv) != TCL_OK) { argError: Tcl_AddErrorInfo(interp, "\n (processing arguments in argv variable)"); + Tcl_MutexUnlock(&windowMutex); return TCL_ERROR; } if (Tk_ParseArgv(interp, (Tk_Window) NULL, &argc, argv, @@ -2741,8 +2875,8 @@ Initialize(interp) } p = Tcl_DStringValue(&class); - if (islower(UCHAR(*p))) { - *p = toupper(UCHAR(*p)); + if (*p) { + Tcl_UtfToTitle(p); } /* @@ -2766,7 +2900,7 @@ Initialize(interp) * that it will be available to subprocesses created by us. */ - if (numMainWindows == 0) { + if (tsdPtr->numMainWindows == 0) { Tcl_SetVar2(interp, "env", "DISPLAY", display, TCL_GLOBAL_ONLY); } } @@ -2813,15 +2947,28 @@ Initialize(interp) } geometry = NULL; } + Tcl_MutexUnlock(&windowMutex); + if (Tcl_PkgRequire(interp, "Tcl", TCL_VERSION, 1) == NULL) { code = TCL_ERROR; goto done; } - code = Tcl_PkgProvide(interp, "Tk", TK_VERSION); + + /* + * Provide Tk and its stub table. + */ + + code = Tcl_PkgProvideEx(interp, "Tk", TK_VERSION, (ClientData) &tkStubs); if (code != TCL_OK) { goto done; } +#ifdef Tk_InitStubs +#undef Tk_InitStubs +#endif + + Tk_InitStubs(interp, TK_VERSION, 1); + /* * Invoke platform-specific initialization. */ @@ -2834,3 +2981,5 @@ Initialize(interp) } return code; } + + |