TreeView UserTree = new TreeView();
UserTree.Nodes.Add(new TreeNode(objUser.UserName, new TreeNode[] {new TreeNode("收件箱"),new TreeNode("发件箱"),new TreeNode("备份箱"),new TreeNode("垃圾箱")}));
UserTree.Nodes.Add(new TreeNode(objUser.UserName, new TreeNode[] {new TreeNode("收件箱"),new TreeNode("发件箱"),new TreeNode("备份箱"),new TreeNode("垃圾箱")}));
在某一个结点往以下的子节点开始刷新数据。
树的建立是通过递归来生成的。