C# 异步 SOCKET 服务和客户端

C# SOCKET 服务和客户端 异步实时信息传输

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.Net.Sockets;
using System.IO;
using System.Net;
using System.Threading;

namespace AsyncTcpClient
{
    public partial class FormClient : Form
    {
        //是否正常退出
        private bool isExit = false;
        private TcpClient client;
        private BinaryReader br;
        private BinaryWriter bw;
        BackgroundWorker connectWork = new BackgroundWorker（）;
        private string serverIP = “127.0.0.1“;
        public FormClient（）
        {
            InitializeComponent（）;
            this.StartPosition = FormStartPosition.CenterScreen;
            Random r = new Random（（int）DateTime.Now.Ticks）;
            txt_UserName.Text = “user“ + r.Next（100 999）;
            lst_OnlineUser.HorizontalScrollbar = true;
            connectWork.DoWork += new DoWorkEventHandler（connectWork_DoWork）;
            connectWork.RunWorkerCompleted += new RunWorkerCompletedEventHandler（connectWork_RunWorkerCompleted）;
        }

        /// 

        /// 异步方式与服务器进行连接
        /// 

        /// 
        /// 
        void connectWork_DoWork（object sender DoWorkEventArgs e）
        {
            client = new TcpClient（）;
            IAsyncResult result = client.BeginConnect（serverIP 8889 null null）;
            while （!result.IsCompleted）
            {
                Thread.Sleep（100）;
                AddStatus（“.“）;
            }
            try
            {
                client.EndConnect（result）;
                e.Result = “success“;
            }
            catch （Exception ex）
            {
                e.Result = ex.Message;
                return;
            }
        }

        /// 

        /// 异步方式与服务器完成连接操作后的处理
        /// 

        /// 
        /// 
        void connectWork_RunWorkerCompleted（object sender RunWorkerCompletedEventArgs e）
        {
            if （e.Result.ToString（） == “success“）
            {
                AddStatus（“连接成功“）;
                //获取网络流
                NetworkStream networkStream = client.GetStream（）;
                //将网络流作为二进制读写对象
                br = new BinaryReader（networkStream）;
                bw = new BinaryWriter（networkStream）;
                AsyncSendMessage（“Login“ + txt_UserName.Text）;
                Thread threadReceive = new Thread（new ThreadStart（ReceiveData））;
                threadReceive.IsBackground = true;
                threadReceive.Start（）;
            }
            else
            {
                AddStatus（“连接失败:“ + e.Result）;
                btn_Login.Enabled = true;
            }
        }

        private void btn_Login_Click（object sender EventArgs e）
  

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件       3799  2011-08-08 00:29  AsyncTcp\AsyncTcpClient\AsyncTcpClient.csproj

     文件        917  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\AsyncTcpClient.sln

    ..A..H.     13312  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\AsyncTcpClient.suo

     文件      15872  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\bin\Debug\AsyncTcpClient.exe

     文件      28160  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\bin\Debug\AsyncTcpClient.pdb

     文件      14328  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\bin\Debug\AsyncTcpClient.vshost.exe

     文件        490  2007-07-21 01:33  AsyncTcp\AsyncTcpClient\bin\Debug\AsyncTcpClient.vshost.exe.manifest

     文件      11241  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\FormClient.cs

     文件       8302  2011-08-08 01:14  AsyncTcp\AsyncTcpClient\FormClient.Designer.cs

     文件       5814  2011-08-08 01:14  AsyncTcp\AsyncTcpClient\FormClient.resx

     文件       1308  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\obj\Debug\AsyncTcpClient.csproj.FileListAbsolute.txt

     文件        852  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\obj\Debug\AsyncTcpClient.csproj.GenerateResource.Cache

     文件      15872  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\obj\Debug\AsyncTcpClient.exe

     文件        180  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\obj\Debug\AsyncTcpClient.FormClient.resources

     文件      28160  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\obj\Debug\AsyncTcpClient.pdb

     文件        180  2011-08-11 14:20  AsyncTcp\AsyncTcpClient\obj\Debug\AsyncTcpClient.Properties.Resources.resources

     文件        500  2011-08-08 00:15  AsyncTcp\AsyncTcpClient\Program.cs

     文件       1378  2011-08-08 00:03  AsyncTcp\AsyncTcpClient\Properties\AssemblyInfo.cs

     文件       2878  2011-08-08 00:03  AsyncTcp\AsyncTcpClient\Properties\Resources.Designer.cs

     文件       5612  2011-08-08 00:03  AsyncTcp\AsyncTcpClient\Properties\Resources.resx

     文件       1099  2011-08-08 00:03  AsyncTcp\AsyncTcpClient\Properties\Settings.Designer.cs

     文件        249  2011-08-08 00:03  AsyncTcp\AsyncTcpClient\Properties\Settings.settings

     文件       3834  2011-08-07 19:33  AsyncTcp\AsyncTcpServer\AsyncTcpServer.csproj

     文件        917  2011-08-11 14:20  AsyncTcp\AsyncTcpServer\AsyncTcpServer.sln

    ..A..H.     13312  2011-08-11 14:24  AsyncTcp\AsyncTcpServer\AsyncTcpServer.suo

     文件      14848  2011-08-11 14:20  AsyncTcp\AsyncTcpServer\bin\Debug\AsyncTcpServer.exe

     文件      30208  2011-08-11 14:20  AsyncTcp\AsyncTcpServer\bin\Debug\AsyncTcpServer.pdb

     文件      14328  2011-08-11 14:45  AsyncTcp\AsyncTcpServer\bin\Debug\AsyncTcpServer.vshost.exe

     文件        490  2007-07-21 01:33  AsyncTcp\AsyncTcpServer\bin\Debug\AsyncTcpServer.vshost.exe.manifest

     文件      11080  2011-08-11 14:19  AsyncTcp\AsyncTcpServer\FormServer.cs

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