def METHOD_NAME(self):
    for i in self._widgetNames:
        obj = self._widgetNames[i]
        if obj[2] is None:
            obj[0].setParent(obj[1])
            obj[0].show()
            continue
        obj[1].insertWidget(obj[2], obj[0])
        obj[0].show()
        self.setCurrentIndex(0)
        self._current_object = None
        self._current_number = 0
        self.widgetChanged.emit(0)