def store_text_cursor_anchor(self):
        """
        Stores the document cursor anchor.

        :return: Method success.
        :rtype: bool
        """

        self.__text_cursor_anchor = (self.textCursor(),
                                     self.horizontalScrollBar().sliderPosition(),
                                     self.verticalScrollBar().sliderPosition())
        return True
Stores the document cursor anchor.

        :return: Method success.
        :rtype: bool