[gtk+] Block extended events to windows that didn't select them.

[Alexander Larsson <alexl src gnome org>]

commit d37268c60f6d84d69e669b477209104b204afab1
Author: Carlos Garnacho <carlos gnome org>
Date:   Mon Sep 21 02:24:32 2009 +0200

    Block extended events to windows that didn't select them.
    
    Now XSelectExtensionEvent() is called on the native window, so there
    may be virtual windows inside that shouldn't receive extended events.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=588649

 gdk/x11/gdkinput-xfree.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gdk/x11/gdkinput-xfree.c b/gdk/x11/gdkinput-xfree.c
index 10fd33d..24a87f4 100644
--- a/gdk/x11/gdkinput-xfree.c
+++ b/gdk/x11/gdkinput-xfree.c
@@ -272,6 +272,7 @@ _gdk_input_other_event (GdkEvent *event,
     return FALSE;
 
   if (gdkdev->info.mode == GDK_MODE_DISABLED ||
+      priv->extension_events == 0 ||
       !(gdkdev->info.has_cursor || (priv->extension_events & GDK_ALL_DEVICES_MASK)))
     return FALSE;