winex11: Forcefully unmap the clipping window when it loses focus.

Fixes cursor not being released when alt-tabbing out of an unresponsive foreground window.

winex11: Forcefully unmap the clipping window when it loses focus.
b831dbfc · Rémi Bernon · Alexandre Julliard · 89c36c11 · b831dbfc
Commit b831dbfc authored Oct 13, 2023 by Rémi Bernon Committed by Alexandre Julliard Oct 13, 2023
Hide whitespace changes
Inline Side-by-side

Showing with 7 additions and 1 deletion

event.c dlls/winex11.drv/event.c +7 -1

No files found.
--- a/dlls/winex11.drv/event.c
+++ b/dlls/winex11.drv/event.c
@@ -843,7 +843,13 @@ static BOOL X11DRV_FocusOut( HWND hwnd, XEvent *xev )

    if (event->detail == NotifyPointer)
    {
-        if (!hwnd && event->window == x11drv_thread_data()->clip_window) NtUserClipCursor( NULL );
+        if (!hwnd && event->window == x11drv_thread_data()->clip_window)
+        {
+            NtUserClipCursor( NULL );
+            /* NtUserClipCursor will ask the foreground window to ungrab the cursor, but
+             * it might not be responsive, so unmap the clipping window ourselves too */
+            XUnmapWindow( event->display, event->window );
+        }
        return TRUE;
    }
    if (!hwnd) return FALSE;