Zhiyi Zhang : winex11.drv: Call XFlush() right after XUngrabServer().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 6dbb153ede48e77a87dddf37e5276276a701c5c3
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=6dbb153ede48e77a87dddf37e...

Author: Zhiyi Zhang 
Date:   Fri Oct 25 21:39:54 2019 +0800

winex11.drv: Call XFlush() right after XUngrabServer().

XGrabServer() stops the processing of other display connections
until a XUngrabServer() call is actually processed by the X server.

Signed-off-by: Zhiyi Zhang 
Signed-off-by: Alexandre Julliard

---

dlls/winex11.drv/palette.c | 1 +
 dlls/winex11.drv/xrandr.c  | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/dlls/winex11.drv/palette.c b/dlls/winex11.drv/palette.c
index bba2253264..073761a5ee 100644
--- a/dlls/winex11.drv/palette.c
+++ b/dlls/winex11.drv/palette.c
@@ -480,6 +480,7 @@ static BOOL X11DRV_PALETTE_BuildSharedMap( const PALETTEENTRY *sys_pal_template
         palette_size = c_min + NB_RESERVED_COLORS;

XUngrabServer(gdi_display);
+	XFlush(gdi_display);

TRACE("adjusted size %i colorcells\n", palette_size);
      }
diff --git a/dlls/winex11.drv/xrandr.c b/dlls/winex11.drv/xrandr.c
index 6bb2b18ce7..85da5efea3 100644
--- a/dlls/winex11.drv/xrandr.c
+++ b/dlls/winex11.drv/xrandr.c
@@ -419,6 +419,7 @@ static LONG xrandr12_set_current_mode( int mode )
     if (status != RRSetConfigSuccess)
     {
         XUngrabServer( gdi_display );
+        XFlush( gdi_display );
         ERR("Failed to disable CRTC.\n");
         pXRRFreeCrtcInfo( crtc_info );
         pXRRFreeScreenResources( resources );
@@ -440,6 +441,7 @@ static LONG xrandr12_set_current_mode( int mode )
                                 crtc_info->rotation, crtc_info->outputs, crtc_info->noutput );

XUngrabServer( gdi_display );
+    XFlush( gdi_display );

pXRRFreeCrtcInfo( crtc_info );
     pXRRFreeScreenResources( resources );