遞歸，將帶有屬性的XML文件解析為TreeView c#我目前正在進(jìn)行一個(gè)項(xiàng)目，在這個(gè)項(xiàng)目中，應(yīng)用程序?qū)⒔邮誜ML文件，并將其顯示在C#中的TreeView中。我正在使用VisualStudio 10編寫這段代碼。我不能限制顯示屬性的次數(shù)。我使用一個(gè)foreach循環(huán)遍歷它所擁有的每個(gè)屬性并顯示它，但是它只對(duì)它在節(jié)點(diǎn)下的每個(gè)子節(jié)點(diǎn)顯示一次屬性。如何修改此代碼，使其只顯示屬性一次？using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using System.Xml;namespace xmlToTreeview{     public partial class Form1 : Form     {         string samplePath = Application.StartupPath + @"\\sample.xml";         public Form1()         {             InitializeComponent();             DisplayTreeView(samplePath);         }         private void DisplayTreeView(string pathname)         {             try             {                 // SECTION 1. Create a DOM Document and load the XML data into it.                 XmlDocument dom = new XmlDocument();                 dom.Load(pathname);                 // SECTION 2. Initialize the TreeView control.                 treeView1.Nodes.Clear();                 treeView1.Nodes.Add(new TreeNode(dom.DocumentElement.Name));                 TreeNode tNode = new TreeNode();                 tNode = treeView1.Nodes[0];                 // SECTION 3. Populate the TreeView with the DOM nodes.                 AddNode(dom.DocumentElement, tNode);             }             catch (XmlException xmlEx)             {                 MessageBox.Show(xmlEx.Message);             }             catch (Exception ex)             {                 MessageBox.Show(ex.Message);             }         }         private void AddNode(XmlNode inXmlNode, TreeNode inTreeNode)         {             XmlNode xNode;             TreeNode tNode;             XmlNodeList nodeList;             int i;             // Loop through the XML nodes until the leaf is reached.             // Add the nodes to the TreeView during the looping process.