docs: def restore_startup_layout(self):
          """
          Restores the startup layout.
  
          :return: Method success.
          :rtype: bool
          """
  
          LOGGER.debug("> Restoring startup layout.")
  
          if self.restore_layout(UiConstants.startup_layout):
              not self.__restore_geometry_on_layout_change and self.__container.restoreGeometry(
                  self.__settings.get_key("Layouts", "{0}_geometry".format(UiConstants.startup_layout)).toByteArray())
              return True