编写简单聊天通信程序客户端服务端

1、服务端usingusingSystem.Threading; using System.Net;usingC#C#codenamespacepublicpartialclassForm1:publicpublicboolbtnstatupublicThreadpublicSocket例publicSocketpublicIPEndPointlocalEP; public int localPort; public bool m_Listening;public int setPortget return localPort; setlocalPort=value;publicvoidshowC

2、lientMsg(stringpublicvoidnewsock=newSocketType.Stream,localEP=newIPEndPoint(IPAddress.Any,setPort); m_Listeningtrue;AsyncCallback(OnConnectRequest),catch(ExceptionpublicvoidOnConnectRequest(IAsyncResultSocketserver1=(Socket)ar.AsyncState; Client = server1.EndAccept(ar);string strDateLine = Welcome h

3、ere; Byte byteDateLine =Client.Send(byteDateLinebyteDateLine.Length,AsyncCallback(OnConnectRequest),whileintrecv=Client.Receive(byteDateLine); string stringdata =Encoding.ASCII.GetString(byteDateLine,0,DateTimeOffsetnow=stringip= if(stringdata=now.ToString(G)+showinfo.AppendText(ip+stringdata+privat

4、evoidstartService_Click(objectsender,ThreadStartmyThreadDelegate=myThread=newifbtnstatu = false; startService.Textm_Listening = false; btnstatu = true; startService.Text = 开始服务; statuBar.Text = 服务已停止; m_Listening = false;privatevoidForm1_FormClosing(objectsender, FormClosingEventArgs e)if(myThread!=

5、客户端C#C#codeusingusingSystem.Collections.Generic; using System.ComponentModel; using System.Data;usingSystem.Drawing; using System.Linq; using System.Text;usingSystem.Windows.Forms; using System.Net;usingSystem.Net.Sockets; using System.Threading; namespace TCPClientpublicpartialclassForm1:publicSock

6、etnewclient; public bool Connected; public Thread myThread;publicpublicdelegatevoidMyInvoke(stringstr); public Form1()publicvoidbytedata=newbyte1024; newclient = newSocket(AddressFamily.InterNetwork,SocketType.Stream,stringipadd=serverIP.Text.Trim(); int port =IPEndPointie=new IPEndPoint(IPAddress.P

7、arse(ipadd), port);connect.Enabled=false; Connected = true;catch(SocketExceptionThreadStartmyThreaddelegate=new myThread=newThread(myThreaddelegate); publicvoidwhilebytedata=newintrecv=newclient.Receive(data); string stringdata =Encoding.UTF8.GetString(data,0,showMsg(stringdata+/receiveMsg.AppendTex

8、t(stringdatapublicvoidshowMsg(stringif(receiveMsg.InvokeRequired)MyInvoke_myinvoke=receiveMsg.Invoke(_myinvoke,new msgprivatevoidSendMsg_Click(objectsender,EventArgsintm_length=mymessage.Text.Length; byte data=new bytem_length;data=Encoding.UTF8.GetBytes(mymessage.Text); int i = newclient.Send(data)