def METHOD_NAME(self):
    from gaphor.RAAML import raaml
    if isinstance(self.subject, raaml.Situation):
        return [self.diagram.gettext("Situation")]
    elif isinstance(self.subject, raaml.ControlStructure):
        return [self.diagram.gettext("ControlStructure")]
    elif isinstance(self.subject, InterfaceBlock):
        return [self.diagram.gettext("interfaceblock")]
    else:
        return ()