docs: def on_drag_motion(self, widget, context, x, y, time):
          """Changes the selection on mouse over during drag motion
  
          :param widget:
          :param context:
          :param x: Integer: x-position of mouse
          :param y: Integer: y-position of mouse
          :param time:
          """
          hovered_item = ItemFinder(self.view.editor).get_item_at_point((x, y))
          if isinstance(hovered_item, NameView):
              hovered_item = hovered_item.parent
          if hovered_item is None:
              self.view.editor.unselect_all()
          elif isinstance(hovered_item.model, ContainerStateModel):
              if len(self.view.editor.selected_items) == 1 and hovered_item in self.view.editor.selected_items:
                  return
              if len(self.view.editor.selected_items) > 0:
                  self.view.editor.unselect_all()
  
              if not rafcon.gui.singleton.global_gui_config.get_config_value('DRAG_N_DROP_WITH_FOCUS'):
                  self.view.editor.handler_block(self.focus_changed_handler_id)
              self.view.editor.focused_item = hovered_item
              if not rafcon.gui.singleton.global_gui_config.get_config_value('DRAG_N_DROP_WITH_FOCUS'):
                  self.view.editor.handler_unblock(self.focus_changed_handler_id)