[fireball] 47602: - Copy bitmap even if it can't be selected into the dc (e.g. when it's already selected into another DC) using already existing helper. Fixes mouse cursor icon problem.

Author: fireball
Date: Sat Jun  5 21:59:12 2010
New Revision: 47602

URL: http://svn.reactos.org/svn/reactos?rev=47602&view=rev
Log:
- Copy bitmap even if it can't be selected into the dc (e.g. when it's already
selected into another DC) using already existing helper. Fixes mouse cursor icon problem.

Modified:
    branches/arwinss/reactos/dll/win32/user32/cursoricon.c

Modified: branches/arwinss/reactos/dll/win32/user32/cursoricon.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/dll/win32/user3…
==============================================================================
--- branches/arwinss/reactos/dll/win32/user32/cursoricon.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/dll/win32/user32/cursoricon.c [iso-8859-1] Sat Jun  5
21:59:12 2010
@@ -104,6 +104,8 @@
       0, 0, { (DWORD_PTR)(__FILE__ ": IconCrst") }
 };
 static CRITICAL_SECTION IconCrst = { &critsect_debug, -1, 0, 0, 0, 0 };
+static void stretch_blt_icon( HDC hdc_dst, int dst_x, int dst_y, int dst_width, int
dst_height,
+                              HBITMAP src, int width, int height );
 
 
 /**********************************************************************
@@ -294,21 +296,20 @@
  */
 static HBITMAP copy_bitmap( HBITMAP bitmap )
 {
-    HDC src, dst;
+    HDC hdc;
     HBITMAP new_bitmap;
     BITMAP bmp;
 
     if (!bitmap) return 0;
     if (!GetObjectW( bitmap, sizeof(bmp), &bmp )) return 0;
 
-    src = CreateCompatibleDC( 0 );
-    dst = CreateCompatibleDC( 0 );
-    SelectObject( src, bitmap );
-    new_bitmap = CreateCompatibleBitmap( src, bmp.bmWidth, bmp.bmHeight );
-    SelectObject( dst, new_bitmap );
-    BitBlt( dst, 0, 0, bmp.bmWidth, bmp.bmHeight, src, 0, 0, SRCCOPY );
-    DeleteDC( dst );
-    DeleteDC( src );
+    hdc = CreateCompatibleDC( 0 );
+    new_bitmap = CreateBitmap( bmp.bmWidth, bmp.bmHeight,
+                               bmp.bmPlanes, bmp.bmBitsPixel, NULL);
+    SelectObject( hdc, new_bitmap );
+    stretch_blt_icon( hdc, 0, 0, bmp.bmWidth, bmp.bmHeight,
+                      bitmap, bmp.bmWidth, bmp.bmHeight );
+    DeleteDC( hdc );
     return new_bitmap;
 }