系统中的资源浏览器左边就是一个树状的导航菜单，利用两层树形视图来实现导航界面，洪湖可以通过双击导航菜单实现一些功能-System Explorer is a tree in the left navigation menu, using a two-tier tree view to achieve the navigation interface, Honghu can double-click the navigation menu to achieve some of the featur