diff -r 5eb765a7a793 -r 0cdb8089a29f ui/wpf/UIcore/Menu.cs
--- a/ui/wpf/UIcore/Menu.cs	Sun Jan 25 15:01:04 2015 +0100
+++ b/ui/wpf/UIcore/Menu.cs	Tue Jan 27 09:59:32 2015 +0100
@@ -34,12 +34,12 @@
             current.Add(menu);
         }
 
-        public void EndMenu()
+        public void EndSubMenu()
         {
             current.Remove(current.Last());
         }
 
-        public void AddMenuItem(String label, Action action)
+        public void AddMenuItem(String label, Action<IntPtr> action)
         {
             if(current.Count != 0)
             {
@@ -48,14 +48,14 @@
             }
         }
 
-        public System.Windows.Controls.Menu CreateMenu()
+        public System.Windows.Controls.Menu CreateMenu(IntPtr uiobj)
         {
             System.Windows.Controls.Menu menu = new System.Windows.Controls.Menu();
             foreach (Menu m in Menus)
             {
                 System.Windows.Controls.MenuItem i = new System.Windows.Controls.MenuItem();
                 i.Header = m.Label;
-                m.AddItems(i);
+                m.AddItems(i, uiobj);
                 menu.Items.Add(i);
             }
             return menu;
@@ -64,7 +64,7 @@
 
     public interface IMenuItem
     {
-        void AddTo(System.Windows.Controls.MenuItem menu);
+        void AddTo(System.Windows.Controls.MenuItem menu, IntPtr uiobj);
     }
 
     public class Menu : IMenuItem
@@ -77,19 +77,19 @@
             Label = label;
         }
 
-        public void AddItems(System.Windows.Controls.MenuItem i)
+        public void AddItems(System.Windows.Controls.MenuItem i, IntPtr uiobj)
         {
             foreach (IMenuItem item in Items)
             {
-                item.AddTo(i);
+                item.AddTo(i, uiobj);
             }
         }
 
-        void IMenuItem.AddTo(System.Windows.Controls.MenuItem menu)
+        void IMenuItem.AddTo(System.Windows.Controls.MenuItem menu, IntPtr uiobj)
         {
             System.Windows.Controls.MenuItem i = new System.Windows.Controls.MenuItem();
             i.Header = Label;
-            AddItems(i);
+            AddItems(i, uiobj);
             menu.Items.Add(i);
         }
     }
@@ -97,17 +97,19 @@
     public class MenuItem : IMenuItem
     {
         String Label;
-        Action Action;
+        Action<IntPtr> Action;
 
-        public MenuItem(String label, Action action)
+        public MenuItem(String label, Action<IntPtr> action)
         {
             Label = label;
             Action = action;
         }
 
-        void IMenuItem.AddTo(System.Windows.Controls.MenuItem menu)
+        void IMenuItem.AddTo(System.Windows.Controls.MenuItem menu, IntPtr uiobj)
         {
             System.Windows.Controls.MenuItem i = new System.Windows.Controls.MenuItem();
+            EventCallback cb = new EventCallback(uiobj, Action);
+            i.Click += cb.Callback;
             i.Header = Label;
             menu.Items.Add(i);
         }