manager.processMouseEvent(e);
if (menu.isEnabled()) {
    public void mousePressed(MouseEvent e)    {      MenuSelectionManager manager = MenuSelectionManager.defaultManager();      JMenu menu = (JMenu) menuItem;      manager.processMouseEvent(e);      // Menu should be displayed when the menu is pressed only if       // it is top-level menu      if (menu.isTopLevelMenu())        {	  if (menu.getPopupMenu().isVisible())	    // If menu is visible and menu button was pressed.. 	    // then need to cancel the menu	    manager.clearSelectedPath();	  else	    {	      // Display the menu	      int x = 0;	      int y = menu.getHeight();	      manager.setSelectedPath(getPath());	      JMenuBar mb = (JMenuBar) menu.getParent();	      // set selectedIndex of the selectionModel of a menuBar	      mb.getSelectionModel().setSelectedIndex(mb.getComponentIndex(menu));	    }        }    }