using System;
using System.Windows.Forms;
using System.Xml;
public class XmlTreeDisplay : System.Windows.Forms.Form{
private System.Windows.Forms.TreeView treeXml = new TreeView();
public XmlTreeDisplay() {
treeXml.Nodes.Clear();
this.Controls.Add(treeXml);
// Load the XML Document
XmlDocument doc = new XmlDocument();
try {
doc.Load("books.xml");
}catch (Exception err) {
MessageBox.Show(err.Message);
return;
}
ConvertXmlNodeToTreeNode(doc, treeXml.Nodes);
treeXml.Nodes[0].ExpandAll();
}
private void ConvertXmlNodeToTreeNode(XmlNode xmlNode,
TreeNodeCollection treeNodes) {
TreeNode newTreeNode = treeNodes.Add(xmlNode.Name);
switch (xmlNode.NodeType) {
case XmlNodeType.ProcessingInstruction:
case XmlNodeType.XmlDeclaration:
newTreeNode.Text = "<?" + xmlNode.Name + " " +
xmlNode.Value + "?>";
break;
case XmlNodeType.Element:
newTreeNode.Text = "<" + xmlNode.Name + ">";
break;
case XmlNodeType.Attribute:
newTreeNode.Text = "ATTRIBUTE: " + xmlNode.Name;
break;
case XmlNodeType.Text:
case XmlNodeType.CDATA:
newTreeNode.Text = xmlNode.Value;
break;
case XmlNodeType.Comment:
newTreeNode.Text = "<!--" + xmlNode.Value + "-->";
break;
}
if (xmlNode.Attributes != null) {
foreach (XmlAttribute attribute in xmlNode.Attributes) {
ConvertXmlNodeToTreeNode(attribute, newTreeNode.Nodes);
}
}
foreach (XmlNode childNode in xmlNode.ChildNodes) {
ConvertXmlNodeToTreeNode(childNode, newTreeNode.Nodes);
}
}
public static void Main(){
Application.Run(new XmlTreeDisplay());
}
}
/*
<books>
<A property="a">
<B>text</B>
<C>textg</C>
<D>99999</D>
</A>
</books>
*/
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