code: function() {
  
  		if (this._mouseover_stack_changed_listener) {
  			Lava.view_manager.releaseEvent('mouse_events');
  			Lava.view_manager.removeListener(this._mouseover_stack_changed_listener);
  			this._mouseover_stack_changed_listener = null;
  			if (this._mousemove_listener) {
  				Lava.Core.removeGlobalHandler(this._mousemove_listener);
  				this._mousemove_listener = null;
  			}
  			this._tooltip.set('is_visible', false);
  			this._tooltip.remove();
  		}
  
  	}
docs: Remove tooltip widget from DOM and stop responding to events