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| author | donal.k.fellows@manchester.ac.uk <dkf> | 2009-07-22 07:51:29 (GMT) |
|---|---|---|
| committer | donal.k.fellows@manchester.ac.uk <dkf> | 2009-07-22 07:51:29 (GMT) |
| commit | fd980e217a11dd91245029705670e45b515afac1 (patch) | |
| tree | 10d7470f5936197306c563ed96d29e07c91e9c34 | |
| parent | 4f2ab14a13ae286987c952349e7c96115153cece (diff) | |
| download | tk-fd980e217a11dd91245029705670e45b515afac1.zip tk-fd980e217a11dd91245029705670e45b515afac1.tar.gz tk-fd980e217a11dd91245029705670e45b515afac1.tar.bz2 | |
[Bug 2496114]: Ensure that focus desynchronization doesn't cause a crash.
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | generic/tkFocus.c | 14 |
2 files changed, 18 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2009-07-22 Donal K. Fellows <dkf@users.sf.net> + + * generic/tkFocus.c (TkFocusDeadWindow): [Bug 2496114]: Ensure that + focus desynchronization doesn't cause a crash. + 2009-04-30 Don Porter <dgp@users.sourceforge.net> * win/tkWinPixmap.c (Tk_GetPixmap): [Bug 2080533]: Added patch that diff --git a/generic/tkFocus.c b/generic/tkFocus.c index 6976e23..1e9448e 100644 --- a/generic/tkFocus.c +++ b/generic/tkFocus.c @@ -10,7 +10,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tkFocus.c,v 1.10.2.1 2005/08/11 12:17:09 dkf Exp $ + * RCS: @(#) $Id: tkFocus.c,v 1.10.2.2 2009/07/22 07:51:29 dkf Exp $ */ #include "tkInt.h" @@ -886,6 +886,18 @@ TkFocusDeadWindow(winPtr) } } + /* + * Occasionally, things can become unsynchronized. Move them back into + * synch now. [Bug 2496114] + */ + + if (displayFocusPtr->focusWinPtr == winPtr) { + if (dispPtr->focusDebug) { + printf("focus cleared after %s died\n", winPtr->pathName); + } + displayFocusPtr->focusWinPtr = NULL; + } + if (displayFocusPtr->focusOnMapPtr == winPtr) { displayFocusPtr->focusOnMapPtr = NULL; } |