Gtk.load_class :Menu
module Gtk
  # Overrides for GtkMenu
  class Menu
    unless method_defined? :popup
      def popup parent_menu_shell, parent_menu_item, func, data, button, activate_time
        popup_for_device(nil,
                         parent_menu_shell, parent_menu_item, func, data,
                         nil,
                         button, activate_time)
      end
    end
  end
end