[gtk+/xi2] check_grab_destroy() now runs through all devices

[Kristian Rietveld <kristian src gnome org>]

commit ed8e5564b95120450aafae36499d8ae7826f4fd3
Author: Kristian Rietveld <kris gtk org>
Date:   Mon May 10 22:29:27 2010 +0200

    check_grab_destroy() now runs through all devices
    
    Pointed out by Carlos Garnacho.

 gdk/quartz/gdkwindow-quartz.c |   24 ++++++++++++++++++------
 1 files changed, 18 insertions(+), 6 deletions(-)
---
diff --git a/gdk/quartz/gdkwindow-quartz.c b/gdk/quartz/gdkwindow-quartz.c
index 9824964..05b9170 100644
--- a/gdk/quartz/gdkwindow-quartz.c
+++ b/gdk/quartz/gdkwindow-quartz.c
@@ -162,17 +162,29 @@ check_grab_unmap (GdkWindow *window)
 static void
 check_grab_destroy (GdkWindow *window)
 {
+  GList *list, *l;
   GdkDisplay *display = gdk_drawable_get_display (window);
-  GdkDeviceGrabInfo *grab;
+  GdkDeviceManager *device_manager;
 
   /* Make sure there is no lasting grab in this native window */
-  grab = _gdk_display_get_last_device_grab (display, display->core_pointer);
-  if (grab && grab->native_window == window)
+  device_manager = gdk_display_get_device_manager (display);
+  list = gdk_device_manager_list_devices (device_manager,
+                                          GDK_DEVICE_TYPE_MASTER);
+
+  for (l = list; l; l = l->next)
     {
-      /* Serials are always 0 in quartz, but for clarity: */
-      grab->serial_end = grab->serial_start;
-      grab->implicit_ungrab = TRUE;
+      GdkDeviceGrabInfo *grab;
+
+      grab = _gdk_display_get_last_device_grab (display, l->data);
+      if (grab && grab->native_window == window)
+        {
+          /* Serials are always 0 in quartz, but for clarity: */
+          grab->serial_end = grab->serial_start;
+          grab->implicit_ungrab = TRUE;
+        }
     }
+
+  g_list_free (list);
 }
 
 static void