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#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
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""" The 'null' backend specific implementation of a menu bar manager.
"""


from pyface.action.action_manager import ActionManager


class MenuBarManager(ActionManager):
    """ A menu bar manager realizes itself in errr, a menu bar control. """

    # ------------------------------------------------------------------------
    # 'MenuBarManager' interface.
    # ------------------------------------------------------------------------

    def create_menu_bar(self, parent, controller=None):
        """ Creates a menu bar representation of the manager. """

        # If a controller is required it can either be set as a trait on the
        # menu bar manager (the trait is part of the 'ActionManager' API), or
        # passed in here (if one is passed in here it takes precedence over the
        # trait).
        if controller is None:
            controller = self.controller

        return None