C#实现导航控件Treeview的动态构建，数据源来自Pubs样例数据库。-C# implementation of Treeview navigation controls dynamically constructed, the data source from the Pubs sample database.

使用xml作为树的数据源，实现右键菜单功能，树的插入，删除，修改-As the tree using xml data source to achieve the right menu function, insert the tree, delete, modify