C#.net同步异步SOCKET通讯和多线程总结(11)

                   }

             }

              base.Dispose( disposing );

         }

TCP协议的发送端

using System.Net.Sockets; //使用到TcpListen类

using System.Threading; //使用到线程

using System.IO; //使用到StreamWriter类

using System.Net; //使用IPAddress类、IPHostEntry类等

          private StreamWriter swWriter; //用以向网络基础数据流传送数据　

         private.NetworkStream nsStream; //创建发送数据的网络基础数据流　

         private TcpClient tcpClient;

         private System.Windows.Forms.Button button1;

         private System.Windows.Forms.TextBox textBox1;

         private System.Windows.Forms.Button button2;

         private System.Windows.Forms.TextBox textBox2;

         private System.Windows.Forms.StatusBar statusBar1;

         private System.Windows.Forms.Label label1;

         private System.Windows.Forms.Label label2; //通过它实现向远程主机提出TCP连接申请　

         private bool tcpConnect = false; //定义标识符，用以表示TCP连接是否建立

          //连接　

         private void button1_Click(object sender, System.EventArgs e)

         {

              IPAddress ipRemote ;

              try

              {

                   ipRemote = IPAddress.Parse ( textBox1.Text ) ;

              }

              catch //判断给定的IP地址的合法性

              {

                   MessageBox.Show ( "输入的IP地址不合法！" , "错误提示！" ) ;

                   return ;