class MarkupButton(MultiStateButton):
    """
    Just like MultiStateButton, except that it uses wx.GetApp().GetImage as the
    proviider of bitmaps.
    """
    def __init__(self, parent, ID=-1, multibitmaps=(),
                bitmapProvider=wx.GetApp().GetImage, *args, **kwds):
        super(MarkupButton, self).__init__(parent, *args, **kwds)