using System;

using System.Data;

using System.Windows.Forms;

using System.Xml;

using System.IO; 



namespace WindowsApplication1

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }



        private void button1_Click(object sender, EventArgs e)

        {

            XmlDataDocument xmldoc = new XmlDataDocument();

            XmlNode xmlnode ;

            FileStream fs = new FileStream("tree.xml", FileMode.Open, FileAccess.Read);

            xmldoc.Load(fs);

            xmlnode = xmldoc.ChildNodes[1];

            treeView1.Nodes.Clear();

            treeView1.Nodes.Add(new TreeNode(xmldoc.DocumentElement.Name));

            TreeNode tNode ;

            tNode = treeView1.Nodes[0];

            AddNode(xmlnode, tNode);

        }



        private void AddNode(XmlNode inXmlNode, TreeNode inTreeNode)

        {

            XmlNode xNode ;

            TreeNode tNode ;

            XmlNodeList nodeList ;

            int i = 0;

            if (inXmlNode.HasChildNodes)

            {

                nodeList = inXmlNode.ChildNodes;

                for (i = 0; i <= nodeList.Count - 1; i++)

                {

                    xNode = inXmlNode.ChildNodes[i];

                    inTreeNode.Nodes.Add(new TreeNode(xNode.Name));

                    tNode = inTreeNode.Nodes[i];

                    AddNode(xNode, tNode);

                }

            }

            else

            {

                inTreeNode.Text = inXmlNode.InnerText.ToString();

            }

        }

    }

}