[gtk+/xi2] GdkDeviceXI: XCloseDevice() on dispose.

[Carlos Garnacho <carlosg src gnome org>]

commit f4dc9e48a1bcb7f510fc6a83e901692e700b0060
Author: Carlos Garnacho <carlos gnome org>
Date:   Sun Oct 11 03:26:02 2009 +0200

    GdkDeviceXI: XCloseDevice() on dispose.

 gdk/x11/gdkdevice-xi.c |   19 +++++++++++++++++++
 1 files changed, 19 insertions(+), 0 deletions(-)
---
diff --git a/gdk/x11/gdkdevice-xi.c b/gdk/x11/gdkdevice-xi.c
index d87db61..2fe4ae2 100644
--- a/gdk/x11/gdkdevice-xi.c
+++ b/gdk/x11/gdkdevice-xi.c
@@ -109,6 +109,7 @@ gdk_device_xi_class_init (GdkDeviceXIClass *klass)
   object_class->constructed = gdk_device_xi_constructed;
   object_class->set_property = gdk_device_xi_set_property;
   object_class->get_property = gdk_device_xi_get_property;
+  object_class->dispose = gdk_device_xi_dispose;
 
   device_class->get_history = gdk_device_xi_get_history;
   device_class->get_state = gdk_device_xi_get_state;
@@ -192,6 +193,24 @@ gdk_device_xi_get_property (GObject    *object,
     }
 }
 
+static void
+gdk_device_xi_dispose (GObject *object)
+{
+  GdkDeviceXI *device_xi;
+  GdkDisplay *display;
+
+  device_xi = GDK_DEVICE_XI (object);
+  display = gdk_device_get_display (GDK_DEVICE (device_xi));
+
+  if (device_xi->xdevice)
+    {
+      XCloseDevice (GDK_DISPLAY_XDISPLAY (display), device_xi->xdevice);
+      device_xi->xdevice = NULL;
+    }
+
+  G_OBJECT_CLASS (gdk_device_xi_parent_class)->dispose (object);
+}
+
 static GdkTimeCoord **
 allocate_history (GdkDevice *device,
                   gint       n_events)