docs: def on_full_screen_activate(self, *args):
          """
          function to display the currently selected state machine in full screen mode
          :param args:
          :return:
          """
          self.sm_notebook.set_show_tabs(False)
          self.main_window_view['graphical_editor_vbox'].remove(self.sm_notebook)
          self.full_screen_window.add(self.sm_notebook)
          position = self.main_window_view.get_top_widget().get_position()
          self.full_screen_window.show()
          self.full_screen_window.move(position[0], position[1])
          self.full_screen_window.set_decorated(False)
          self.full_screen_window.fullscreen()
          self.main_window_view.get_top_widget().iconify()