public void TrackWidgetPosition(Gtk.Widget refWidget, bool topMenu)
        {
            IDesignArea area = wrapper.GetDesignArea();

            Gdk.Rectangle rect = area.GetCoordinates(refWidget);
            if (topMenu)
            {
                area.MoveWidget(this, rect.X, rect.Bottom);
            }
            else
            {
                area.MoveWidget(this, rect.Right, rect.Top);
            }

            GLib.Timeout.Add(50, new GLib.TimeoutHandler(RepositionSubmenu));
        }