树型控件递归系统文件夹

/// <summary>
        /// 遍历当前目录下的所有文件夹和文件
        /// 搜索当前目录下的所有文件夹,添加到TreeView节点中递归遍历当前目录
        /// </summary>
        /// <param name="node">父节点</param>
        /// <param name="path">目录路径</param>
        private void GetDirectory(TreeNode node,string path)
        {
            string[] Directorys = Directory.GetDirectories(path);
            foreach (string directory in Directorys)
            {
                string directoryName = DirectoryName(directory);
                TreeNode childTreeNode = new TreeNode(directoryName);
                node.Nodes.Add(childTreeNode);
                GetDirectory(childTreeNode,directory);
            }
        }