[PATCH 4/5] winex11: Flush X requests in X11DRV_SetLayeredWindowAttributes.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/winex11.drv/window.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/winex11.drv/window.c b/dlls/winex11.drv/window.c
index eb318741c23..3d02449a51f 100644
--- a/dlls/winex11.drv/window.c
+++ b/dlls/winex11.drv/window.c
@@ -3350,7 +3350,10 @@ void X11DRV_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWO
         set_window_visual( data, &default_visual, FALSE );

if (data->whole_window)
+        {
             sync_window_opacity( data->display, data->whole_window, alpha, flags );
+            XFlush( data->display );
+        }

data->layered = TRUE;
         release_win_data( data );
@@ -3363,6 +3366,7 @@ void X11DRV_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWO
             sync_window_opacity( gdi_display, win, alpha, flags );
             if (flags & LWA_COLORKEY)
                 FIXME( "LWA_COLORKEY not supported on foreign process window %p\n", hwnd );
+            XFlush( gdi_display );
         }
     }
 }