def _get_tk_config(self, key, default=False):
        """
        Gets the config from the widget's tk object.

        :param string key:
            The tk config key.

        :param bool default:
            Returns the default value for this key. Defaults to `False`.
        """
        if default:
            return self._tk_defaults[key]
        else:
            return self.tk[key]
Gets the config from the widget's tk object.

        :param string key:
            The tk config key.

        :param bool default:
            Returns the default value for this key. Defaults to `False`.