做一个类似于window右键的弹出式菜单。

用xml,xls实现在菜单tree,可以有菜单上下文，能够点鼠标右键来实现添加、修改、删除等功能-Use xml, xls to achieve in the menu tree, context menus can be able to point to achieve the right mouse button to add, modify, delete and other functions