C# pop3读取邮件内容

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;


//using System.Net;
using System.Net.Sockets;
using System.IO;


namespace EX15_05
{
   
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }
        private void Form1_Load（object sender EventArgs e）
        {
        }

        TcpClient server;//接服务器
        string sendstring;//用于存储POP3服务命令参数
        byte[] bufferstring;//用于存储POP3服务命令参数字节数
        NetworkStream networkstream;//接服务器与服务器进行数据交互
        StreamReader streamreader;//读取信息数据

        private void button2_Click（object sender EventArgs e）
        {
            s

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2010-04-06 13:10  EX15_05\
     目录           0  2010-04-06 13:10  EX15_05\EX15_05\
     文件         910  2007-07-11 11:34  EX15_05\EX15_05.sln
     文件       16896  2007-07-11 11:34  EX15_05\EX15_05.suo
     目录           0  2010-04-06 13:10  EX15_05\EX15_05\bin\
     目录           0  2010-04-06 13:10  EX15_05\EX15_05\bin\Debug\
     文件       24576  2007-07-11 11:34  EX15_05\EX15_05\bin\Debug\EX15_05.exe
     文件       24064  2007-07-11 11:34  EX15_05\EX15_05\bin\Debug\EX15_05.pdb
     文件        5632  2007-07-11 11:34  EX15_05\EX15_05\bin\Debug\EX15_05.vshost.exe
     文件        3221  2007-07-11 11:34  EX15_05\EX15_05\EX15_05.csproj
     文件        5239  2007-07-11 11:34  EX15_05\EX15_05\Form1.cs
     文件        8812  2007-07-11 11:34  EX15_05\EX15_05\Form1.designer.cs
     文件        5814  2007-07-11 11:34  EX15_05\EX15_05\Form1.resx
     目录           0  2010-04-06 13:10  EX15_05\EX15_05\obj\
     文件         254  2007-07-11 11:34  EX15_05\EX15_05\obj\36_06.csproj.FileList.txt
     目录           0  2010-04-06 13:10  EX15_05\EX15_05\obj\Debug\
     文件         842  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\36_06.csproj.GenerateResource.Cache
     文件       24576  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\36_06.exe
     文件       32256  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\36_06.pdb
     文件         842  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\EX15_05.csproj.GenerateResource.Cache
     文件       24576  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\EX15_05.exe
     文件         180  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\EX15_05.Form1.resources
     文件       24064  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\EX15_05.pdb
     文件         180  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\EX15_05.Properties.Resources.resources
     目录           0  2010-04-06 13:10  EX15_05\EX15_05\obj\Debug\TempPE\
     文件         180  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\_6_06.Form1.resources
     文件         180  2007-07-11 11:34  EX15_05\EX15_05\obj\Debug\_6_06.Properties.Resources.resources
     文件         268  2007-07-11 11:34  EX15_05\EX15_05\obj\EX15_05.csproj.FileList.txt
     文件         466  2007-07-11 11:34  EX15_05\EX15_05\Program.cs
     目录           0  2010-04-06 13:10  EX15_05\EX15_05\Properties\
     文件        1162  2007-07-11 11:34  EX15_05\EX15_05\Properties\AssemblyInfo.cs
............此处省略33个文件信息