Материал из .Net Framework эксперт
XML data binded to Tree (C#)
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>TreeView XML Complex</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:TreeView
id="TreeView1"
DataSourceID="srcMovies"
Runat="server">
<DataBindings>
<asp:TreeNodeBinding
DataMember="category"
TextField="text"
ValueField="id" />
<asp:TreeNodeBinding
DataMember="movie"
TextField="text"
ValueField="id" />
</DataBindings>
</asp:TreeView>
<asp:XmlDataSource
id="srcMovies"
DataFile="MoviesComplex.xml"
Runat="server" />
</div>
</form>
</body>
</html>
<%--
<?xml version="1.0" encoding="utf-8" ?>
<movies>
<category id="category1" text="Action">
<movie id="movie1" text="Star Wars" />
<movie id="movie2" text="Independence Day" />
</category>
<category id="category2" text="Horror">
<movie id="movie3" text="Jaws" />
<movie id="movie4" text="Nightmare Before Christmas" />
</category>
</movies>
--%>