/// <summary>
/// Adds Gtk.MenuItem to Gtk.Menu.
/// </summary>
/// <param name="menu">Gtk.Menu object.</param>
/// <param name="label">Menu item label.</param>
/// <param name="atEnd">Whether item will be added to begining or end of menu.</param>
/// <param name="handler">Activated event handler.</param>
/// <param name="sensitive">Whether item is sensitive.</param>
public static Gtk.MenuItem AddMenuItem(this Gtk.Menu menu, string label, bool atEnd = true, System.EventHandler handler = null, bool sensitive = true)
{
Gtk.MenuItem menuitem = new Gtk.MenuItem(label);
menu.AddWidget(menuitem, atEnd, handler);
menuitem.Sensitive = sensitive;
return(menuitem);
}
