Accept NULL as a detach func. (#323386, Jorn Baayen)

2005-12-06  Matthias Clasen  <mclasen@redhat.com>

	* gtk/gtkmenu.c (gtk_menu_attach_to_widget): Accept NULL
	as a detach func.  (#323386, Jorn Baayen)

ChangeLog

 2005-12-06  Matthias Clasen  <mclasen@redhat.com>
 
+	* gtk/gtkmenu.c (gtk_menu_attach_to_widget): Accept NULL
+	as a detach func.  (#323386, Jorn Baayen)
+
 	* gtk/gtkcalendar.c: Avoid conflict with win32 headers in
 	the libdate routines.  (#323045, Kazuki Iwamoto)
 

ChangeLog.pre-2-10

 2005-12-06  Matthias Clasen  <mclasen@redhat.com>
 
+	* gtk/gtkmenu.c (gtk_menu_attach_to_widget): Accept NULL
+	as a detach func.  (#323386, Jorn Baayen)
+
 	* gtk/gtkcalendar.c: Avoid conflict with win32 headers in
 	the libdate routines.  (#323045, Kazuki Iwamoto)
 

gtk/gtkmenu.c

@@ -1026,7 +1026,6 @@ gtk_menu_attach_to_widget (GtkMenu	       *menu,
   
   g_return_if_fail (GTK_IS_MENU (menu));
   g_return_if_fail (GTK_IS_WIDGET (attach_widget));
-  g_return_if_fail (detacher != NULL);
   
   /* keep this function in sync with gtk_widget_set_parent()
    */
@@ -1103,7 +1102,8 @@ gtk_menu_detach (GtkMenu *menu)
 					(gpointer) attach_widget_screen_changed,
 					menu);
 
-  data->detacher (data->attach_widget, menu);
+  if (data->detacher)
+    data->detacher (data->attach_widget, menu);
   list = g_object_steal_data (G_OBJECT (data->attach_widget), ATTACHED_MENUS);
   list = g_list_remove (list, menu);
   if (list)