[gschneider] 40379: - GdiIsPlayMetafileDC: function GdiGetHandleUserData might fail - Simplify code to use GdiGetLDC which takes this into consideration, fixes a umode crash in gdi32_winetest metafile

Author: gschneider
Date: Mon Apr  6 01:34:27 2009
New Revision: 40379

URL: http://svn.reactos.org/svn/reactos?rev=40379&view=rev
Log:
- GdiIsPlayMetafileDC: function GdiGetHandleUserData might fail
- Simplify code to use GdiGetLDC which takes this into consideration, fixes a umode crash
in gdi32_winetest metafile

Modified:
    trunk/reactos/dll/win32/gdi32/misc/stubs.c

Modified: trunk/reactos/dll/win32/gdi32/misc/stubs.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/gdi32/misc/stubs…
==============================================================================
--- trunk/reactos/dll/win32/gdi32/misc/stubs.c [iso-8859-1] (original)
+++ trunk/reactos/dll/win32/gdi32/misc/stubs.c [iso-8859-1] Mon Apr  6 01:34:27 2009
@@ -1157,17 +1157,10 @@
 WINAPI
 GdiIsPlayMetafileDC(HDC hDC)
 {
-  PDC_ATTR Dc_Attr;
-  PLDC pLDC;
-  
-  GdiGetHandleUserData((HGDIOBJ) hDC, GDI_OBJECT_TYPE_DC, (PVOID) &Dc_Attr);
-  if ( Dc_Attr )
+  PLDC pLDC = GdiGetLDC(hDC);
+  if ( pLDC )
   {
-     pLDC = Dc_Attr->pvLDC;
-     if ( pLDC )
-     {
-        if ( pLDC->Flags & LDC_PLAY_MFDC ) return TRUE;
-     }
+     if ( pLDC->Flags & LDC_PLAY_MFDC ) return TRUE;
   }
   return FALSE;
 }