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-rw-r--r--ChangeLog5
-rw-r--r--changes4
-rw-r--r--win/tkWinWm.c11
3 files changed, 17 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index b06d269..e442025 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-11-03 Pat Thoyts <patthoyts@users.sourceforge.net>
+
+ * win/tkWinWm.c: [Bug 2891541] Permit normal behaviour on
+ Windows for a grabbed toplevel when it is the main window.
+
2009-11-03 Don Porter <dgp@users.sourceforge.net>
*** 8.5.8 TAGGED FOR RELEASE ***
diff --git a/changes b/changes
index a0eb85b..1dfa8a5 100644
--- a/changes
+++ b/changes
@@ -2,7 +2,7 @@ This file summarizes all changes made to Tk since version 1.0 was
released on March 13, 1991. Changes that aren't backward compatible
are marked specially.
-RCS: @(#) $Id: changes,v 1.130.2.14 2009/11/03 20:15:24 dgp Exp $
+RCS: @(#) $Id: changes,v 1.130.2.15 2009/11/03 23:49:11 patthoyts Exp $
3/16/91 (bug fix) Modified tkWindow.c to remove Tk's Tcl commands from
the interpreter when the main window is deleted (otherwise there will
@@ -6670,4 +6670,6 @@ in screen distances, reducing precision loss (ferrieux)
2009-10-29 (bug fix)[1825353] Russian Windows tiny fonts problem (thoyts)
+2009-11-03 (bug fix)[2891541] fix grab behaviour for main window (thoyts)
+
--- Released 8.5.8, November xx, 2009 --- See ChangeLog for details ---
diff --git a/win/tkWinWm.c b/win/tkWinWm.c
index 2af53eb..4266663 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 1.124.2.6 2009/06/02 09:41:42 patthoyts Exp $
+ * RCS: @(#) $Id: tkWinWm.c,v 1.124.2.7 2009/11/03 23:49:11 patthoyts Exp $
*/
#include "tkWinInt.h"
@@ -8031,6 +8031,10 @@ WmProc(
case WM_SYSCOMMAND:
/*
* If there is a grab in effect then ignore the minimize command
+ * unless the grab is on the main window (.). This is to permit
+ * applications that leave a grab on . to work normally.
+ * All other toplevels are deemed non-minimizable when a grab is
+ * present.
* If there is a grab in effect and this window is outside the
* grab tree then ignore all system commands. [Bug 1847002]
*/
@@ -8038,8 +8042,11 @@ WmProc(
if (winPtr) {
int cmd = wParam & 0xfff0;
int grab = TkGrabState(winPtr);
- if (grab != TK_GRAB_NONE && SC_MINIMIZE == cmd)
+ if ((SC_MINIMIZE == cmd)
+ && (grab == TK_GRAB_IN_TREE || grab == TK_GRAB_ANCESTOR)
+ && (winPtr != winPtr->mainPtr->winPtr)) {
goto done;
+ }
if (grab == TK_GRAB_EXCLUDED
&& !(SC_MOVE == cmd || SC_SIZE == cmd)) {
goto done;