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IntFindWindowToRepaint() only returns window handles that belong to the given thread

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svn path=/trunk/; revision=7123
This commit is contained in:
Thomas Bluemel 2003-12-18 21:56:44 +00:00
parent 83d245a222
commit b3720ef867
1 changed files with 4 additions and 3 deletions
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7
reactos/subsys/win32k/ntuser/painting.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: painting.c,v 1.48 2003/12/18 21:42:38 weiden Exp $
* $Id: painting.c,v 1.49 2003/12/18 21:56:44 weiden Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -587,8 +587,9 @@ IntFindWindowToRepaint(HWND hWnd, PW32THREAD Thread)
if (Window == NULL)
return NULL;
if (Window->UpdateRegion != NULL ||
Window->Flags & (WINDOWOBJECT_NEED_INTERNALPAINT | WINDOWOBJECT_NEED_NCPAINT))
if ((Window->UpdateRegion != NULL ||
Window->Flags & (WINDOWOBJECT_NEED_INTERNALPAINT | WINDOWOBJECT_NEED_NCPAINT)) &&
IntWndBelongsToThread(Window, Thread))
{
IntReleaseWindowObject(Window);
return hWnd;