<%@ Page Language="C#" %>
<%@ Import Namespace="System.IO" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<script runat="server">
void Treeview1_TreeNodePopulate(object sender, TreeNodeEventArgs e)
{
if (IsCallback)
if (e.Node.ChildNodes.Count == 0)
{
LoadChildNode(e.Node);
}
}
private void LoadChildNode(TreeNode node)
{
DirectoryInfo directory;
directory = new DirectoryInfo(node.Value);
foreach (DirectoryInfo sub in directory.GetDirectories())
{
TreeNode subNode = new TreeNode(sub.Name);
subNode.Value = sub.FullName;
try
{
if (sub.GetDirectories().Length > 0 sub.GetFiles().Length > 0)
{
subNode.SelectAction = TreeNodeSelectAction.SelectExpand;
subNode.PopulateOnDemand = true;
subNode.NavigateUrl = "#";
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