///ServerForm
///clientForm
- C# code
-
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; namespace ChatServer { public partial class Form1 : Form { Socket s; byte[] msg = new byte[1024]; public Form1() { InitializeComponent(); } private void Form1_Load(object sender, EventArgs e) { int port = 1000; IPAddress ip = IPAddress.Parse("127.0.0.1"); IPEndPoint ipe = new IPEndPoint(ip, port); s = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); s.Bind(ipe); s.Listen(5); s.BeginAccept(new AsyncCallback(OnAccept), null); } private void OnAccept(IAsyncResult ar) { Socket cs = s.EndAccept(ar); s.BeginAccept(new AsyncCallback(OnAccept), null); msg = new byte[1024]; cs.BeginReceive(msg, 0, msg.Length, SocketFlags.None, new AsyncCallback(OnReceive), cs); } private void OnReceive(IAsyncResult ar) { Socket cs = (Socket)ar.AsyncState; cs.EndReceive(ar); cs.BeginSend(msg, 0, msg.Length, SocketFlags.None, new AsyncCallback(OnSend), cs); string strTemp = Encoding.GetEncoding("gb2312").GetString(msg) + "/r/n"; cs.BeginReceive(msg, 0, msg.Length, SocketFlags.None, new AsyncCallback(OnReceive), cs); this.richTextBox1.Text += strTemp; } private void OnSend(IAsyncResult ar) { ((Socket)ar.AsyncState).EndSend(ar); } } }
///clientForm
- C# code
-
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; namespace ChatClient { public partial class Form1 : Form { Socket cs; byte[] msg; public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { msg = new byte[1024]; msg = Encoding.GetEncoding("gb2312").GetBytes(textBox1.Text); cs.BeginSend(msg, 0, msg.Length, SocketFlags.None, new AsyncCallback(OnSend), null); } private void OnConnect(IAsyncResult ar) { cs.EndConnect(ar); byte[] strSend = new byte[1024]; string strTemp = "請求連接！"; strSend = System.Text.Encoding.GetEncoding("gb2312").GetBytes(strTemp); cs.BeginSend(strSend, 0, strSend.Length, SocketFlags.None, new AsyncCallback(OnSend), null); } private void OnSend(IAsyncResult ar) { cs.EndSend(ar); } private void Form1_Load(object sender, EventArgs e) { cs = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); IPEndPoint ipe = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 1000); cs.BeginConnect(ipe, new AsyncCallback(OnConnect), null); msg = new byte[1024]; cs.BeginReceive(msg, 0, msg.Length, SocketFlags.None,new AsyncCallback(OnReceive), null); } private void OnReceive(IAsyncResult ar) { cs.EndReceive(ar); msg = new byte[1024]; cs.BeginReceive(msg,0,msg.Length,SocketFlags.None,new AsyncCallback(OnReceive),null); string strMsg = Encoding.GetEncoding("gb2312").GetString(msg); this.richTextBox1.Text += strMsg + "/r/n"; } } }
