def METHOD_NAME(self, frame_no):
    self._draw_label()
    # This widget only ever needs display the current selection - the separate Frame does all
    # the clever stuff when it has the focus.
    (colour, attr, background) = self._pick_colours("edit_text")
    self._frame.canvas.print_at(
        self._value.strftime("%H:%M:%S" if self.include_seconds else "%H:%M"),
        self._x + self._offset,
        self._y,
        colour, attr, background)