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authordkf <dkf@noemail.net>2001-08-21 14:43:08 (GMT)
committerdkf <dkf@noemail.net>2001-08-21 14:43:08 (GMT)
commit1e5651f429cb7dcec4654cdd86139a73a7636a31 (patch)
tree7e8433d81799a34d2318762f17b82e43ed5300d6 /generic/tkWindow.c
parent5122a52802fb7bce2fabd336e24d624d3c35ebc1 (diff)
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TkGetWindowFromObj was useless CPU waster; now caches window names *safely*
FossilOrigin-Name: 3d9110bdb50fc276df9cbec88d53054277a94b04
Diffstat (limited to 'generic/tkWindow.c')
-rw-r--r--generic/tkWindow.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/generic/tkWindow.c b/generic/tkWindow.c
index ca1c9f7..1102fab 100644
--- a/generic/tkWindow.c
+++ b/generic/tkWindow.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: tkWindow.c,v 1.33 2001/08/15 15:44:36 dkf Exp $
+ * RCS: @(#) $Id: tkWindow.c,v 1.34 2001/08/21 14:43:08 dkf Exp $
*/
#include "tkPort.h"
@@ -470,6 +470,7 @@ GetScreen(interp, screenName, screenPtr)
dispPtr->useInputMethods = 0;
OpenIM(dispPtr);
TkInitXId(dispPtr);
+ dispPtr->deletionEpoch = 0L;
tsdPtr->displayList = dispPtr;
break;
@@ -1387,6 +1388,10 @@ Tk_DestroyWindow(tkwin)
(ClientData) winPtr->pathName);
Tcl_DeleteHashEntry(Tcl_FindHashEntry(&winPtr->mainPtr->nameTable,
winPtr->pathName));
+ /*
+ * Invalidate all objects referring to windows on this display.
+ */
+ dispPtr->deletionEpoch++;
}
winPtr->mainPtr->refCount--;
if (winPtr->mainPtr->refCount == 0) {