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-rw-r--r--win/tkWinWm.c31
1 files changed, 23 insertions, 8 deletions
diff --git a/win/tkWinWm.c b/win/tkWinWm.c
index 1fd42a8..46390da 100644
--- a/win/tkWinWm.c
+++ b/win/tkWinWm.c
@@ -12,7 +12,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkWinWm.c,v 1.39 2002/06/12 19:02:50 mdejong Exp $
+ * RCS: @(#) $Id: tkWinWm.c,v 1.40 2002/06/14 22:25:12 jenglish Exp $
*/
#include "tkWinInt.h"
@@ -3308,7 +3308,7 @@ Tk_WmCmd(clientData, interp, argc, argv)
if (masterPtr == NULL) {
return TCL_ERROR;
}
- while (!(masterPtr->flags & TK_TOP_LEVEL)) {
+ while (!(masterPtr->flags & TK_TOP_HIERARCHY)) {
/*
* Ensure that the master window is actually a Tk toplevel.
*/
@@ -3476,10 +3476,13 @@ Tk_SetGrid(tkwin, reqWidth, reqHeight, widthInc, heightInc)
* information.
*/
- while (!(winPtr->flags & TK_TOP_LEVEL)) {
+ while (!(winPtr->flags & TK_TOP_HIERARCHY)) {
winPtr = winPtr->parentPtr;
}
wmPtr = winPtr->wmInfoPtr;
+ if (wmPtr == NULL) {
+ return;
+ }
if ((wmPtr->gridWin != NULL) && (wmPtr->gridWin != tkwin)) {
return;
@@ -3560,10 +3563,14 @@ Tk_UnsetGrid(tkwin)
* information.
*/
- while (!(winPtr->flags & TK_TOP_LEVEL)) {
+ while (!(winPtr->flags & TK_TOP_HIERARCHY)) {
winPtr = winPtr->parentPtr;
}
wmPtr = winPtr->wmInfoPtr;
+ if (wmPtr == NULL) {
+ return;
+ }
+
if (tkwin != wmPtr->gridWin) {
return;
}
@@ -4592,10 +4599,14 @@ TkWmAddToColormapWindows(winPtr)
return;
}
- if (topPtr->flags & TK_TOP_LEVEL) {
+ if (topPtr->flags & TK_TOP_HIERARCHY) {
break;
}
}
+ if (topPtr->wmInfoPtr == NULL) {
+ return;
+ }
+
if (topPtr->wmInfoPtr->flags & WM_COLORMAPS_EXPLICIT) {
return;
}
@@ -4699,6 +4710,10 @@ TkWmRemoveFromColormapWindows(winPtr)
return;
}
+ if (topPtr->wmInfoPtr == NULL) {
+ return;
+ }
+
/*
* Find the window and slide the following ones down to cover
* it up.
@@ -5201,7 +5216,7 @@ InvalidateSubTree(winPtr, colormap)
* toplevel window.
*/
- if (!Tk_IsTopLevel(childPtr) && Tk_IsMapped(childPtr)) {
+ if (!Tk_TopWinHierarchy(childPtr) && Tk_IsMapped(childPtr)) {
InvalidateSubTree(childPtr, colormap);
}
}
@@ -5679,7 +5694,7 @@ TkWmFocusToplevel(winPtr)
TkWindow *winPtr; /* Window that received a focus-related
* event. */
{
- if (!(winPtr->flags & TK_TOP_LEVEL)) {
+ if (!(winPtr->flags & TK_TOP_HIERARCHY)) {
return NULL;
}
return winPtr;
@@ -5709,7 +5724,7 @@ TkpGetWrapperWindow(
TkWindow *winPtr) /* Window that received a focus-related
* event. */
{
- if (!(winPtr->flags & TK_TOP_LEVEL)) {
+ if (!(winPtr->flags & TK_TOP_HIERARCHY)) {
return NULL;
}
return winPtr;