[jimtabor] 31031: Fix one wine test, from 75 to 23 no.

Author: jimtabor
Date: Thu Dec  6 01:30:44 2007
New Revision: 31031

URL: http://svn.reactos.org/svn/reactos?rev=31031&view=rev
Log:
Fix one wine test, from 75 to 23 no.

Modified:
    trunk/reactos/subsystems/win32/win32k/ntuser/windc.c

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/windc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/nt…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/windc.c (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/windc.c Thu Dec  6 01:30:44 2007
@@ -108,7 +108,17 @@
 HDC STDCALL
 NtUserGetDC(HWND hWnd)
 {
-   return NtUserGetDCEx(hWnd, NULL, NULL == hWnd ? DCX_CACHE | DCX_WINDOW :
DCX_USESTYLE);
+   if (!hWnd)
+   {  // MSDN:
+      //"hWnd [in] Handle to the window whose DC is to be retrieved.
+      // If this value is NULL, GetDC retrieves the DC for the entire screen."
+      hWnd = IntGetDesktopWindow();
+      if (hWnd)
+        return NtUserGetDCEx(hWnd, NULL, DCX_CACHE | DCX_WINDOW);
+      else
+        return NULL;
+   }
+   return NtUserGetDCEx(hWnd, NULL, DCX_USESTYLE);
 }
 
 PDCE FASTCALL