From 291c2b99ef67b7884e4d1aebd458d7e459a9b0da Mon Sep 17 00:00:00 2001
From: James Tabor <james.tabor@reactos.org>
Date: Wed, 5 Dec 2007 22:30:44 +0000
Subject: [PATCH] Fix one wine test, from 75 to 23 no.

svn path=/trunk/; revision=31031
---
 reactos/subsystems/win32/win32k/ntuser/windc.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/reactos/subsystems/win32/win32k/ntuser/windc.c b/reactos/subsystems/win32/win32k/ntuser/windc.c
index d6ffed42e0d..a8f03a5de01 100644
--- a/reactos/subsystems/win32/win32k/ntuser/windc.c
+++ b/reactos/subsystems/win32/win32k/ntuser/windc.c
@@ -108,7 +108,17 @@ UserGetWindowDC(PWINDOW_OBJECT Wnd)
 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