日期:2014-4-7 浏览次数:20297次

//递归遍历节点内容,最关键的函数 private void parseNode(TreeNode tn) { IEnumerator ie = tn.Nodes.GetEnumerator(); while (ie.MoveNext()) { TreeNode ctn = (TreeNode) ie.Current; //为最底层节点,即该节点为RSS节点 if (ctn.GetNodeCount(true) == 0) { xmlLine = GetRSSText(ctn); sr.WriteLine(xmlLine); }

 

/**//*-------------------------------------------------------------
 * 作者:刘晓松
 * 版本:1.0.0
 * 日期:2006.10.29
 * 描述:将TreeView中导出为XML数据
-------------------------------------------------------------*/
using System;
using System.Collections;
using System.IO;
using System.Windows.Forms;

namespace TreeViewExport
...{
    /**//// <summary>
   /// 将TreeView中导出为XML数据
   /// </summary>
   public class TreeViewToXmlB
   ...{
        //XML每行的内容
        private string xmlLine = "";
        //用于写XML文件
        private StreamWriter sr;

        /**//// <summary>
        /// 结构函数
        /// </summary>
        public TreeViewToXmlB()
        ...{
           
        }

        /**//// <summary>
        /// 将TreeView中导出为XML数据
        /// </summary>
        /// <param name="tv">TreeView控件</param>
        /// <param name="filename">XML文件的保存路径</param>
        public void exportToXml(TreeView tv, string filename)
        ...{
            sr = new StreamWriter(filename, false, System.Text.Encoding.UTF8);
            //写文件头部内容
            //下面是生成RSS的OPML文件
            sr.WriteLine("<?xml version="1.0" encoding="UTF-8"?>");
            sr.WriteLine("<opml version="1.0">");
            sr.WriteLine("<head>");
            sr.WriteLine("<title>RSS</title>");
            sr.WriteLine("</head>");
            sr.WriteLine("<body>");

            //遍历根节点
            foreach (TreeNode node in tv.Nodes)
            ...{
                if (node.GetNodeCount(true) == 0)
                ...{
                    xmlLine = GetRSSText(node);
        &nbs