Use the DC origin to map coordinates in ExcludeUpdateRgn instead of

calling an internal DCE function.

Use the DC origin to map coordinates in ExcludeUpdateRgn instead of
aef0d18d · Alexandre Julliard · 1fd62642 · aef0d18d
Commit aef0d18d authored Jan 04, 2005 by Alexandre Julliard
Hide whitespace changes
Inline Side-by-side

Showing with 5 additions and 2 deletions

painting.c dlls/user/painting.c +5 -2

No files found.
--- a/dlls/user/painting.c
+++ b/dlls/user/painting.c
@@ -560,9 +560,12 @@ INT WINAPI ExcludeUpdateRgn( HDC hdc, HWND hwnd )

    if (ret != ERROR)
    {
-        /* do ugly coordinate translations in dce.c */
+        POINT pt;

-        ret = DCE_ExcludeRgn( hdc, hwnd, update_rgn );
+        GetDCOrgEx( hdc, &pt );
+        MapWindowPoints( 0, hwnd, &pt, 1 );
+        OffsetRgn( update_rgn, -pt.x, -pt.y );
+        ret = ExtSelectClipRgn( hdc, update_rgn, RGN_DIFF );
        DeleteObject( update_rgn );
    }
    return ret;