1 using System;
 2 using System.Collections.Generic;
 3 using System.ComponentModel;
 4 using System.Data;
 5 using System.Drawing;
 6 using System.Linq;
 7 using System.Net;
 8 using System.Net.Sockets;
 9 using System.Text;
10 using System.Threading;
11 using System.Threading.Tasks;
12 using System.Windows.Forms;
13
14 namespace Wolfy.ChatServer
15 {
16     public partial class Server : Form
17     {
18         public Server()
19         {
20             InitializeComponent();
21             //不让其检查跨线程的操作
22             Control.CheckForIllegalCrossThreadCalls = false;
23         }
24
25         private void btnSend_Click(object sender, EventArgs e)
26         {
27
28         }
29
30         private void btnStartService_Click(object sender, EventArgs e)
31         {
32             //服务器ip地址
33             IPAddress ip = IPAddress.Parse(txtIPAddress.Text);
34             //ip地址和端口
35             IPEndPoint endpoint = new IPEndPoint(ip, int.Parse(txtPort.Text));
36             //创建用于监听的socket
37             Socket socketListener = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
38             //绑定ip和端口
39             socketListener.Bind(endpoint);
40             //开始监听 限制连接数 最多可以连接10个
41             socketListener.Listen(10);
42             ShowMsg("开始监听......");
43             //创建线程 去监听连接
44             Thread th = new Thread(ListenConn);
45             //将线程变为后台线程
46             th.IsBackground = true;
47             th.Start(socketListener);
48         }
49         private void ListenConn(object o)
50         {
51             //将参数o 转化为监听的socket
52             Socket socketListener = o as Socket;
53             //写入循环 每一个连接就创建一个通信用的socket
54             while (true)
55             {
56                 //当有客户端连接成功 创建通信用的socket
57                 Socket connSocket = socketListener.Accept();
58                 ShowMsg(connSocket.RemoteEndPoint + " " + DateTime.Now.ToString() + " 连接成功");
59             }
60
61         }
62         /// <summary>
63         /// 提示信息辅助方法
64         /// </summary>
65         /// <param name="msg"></param>
66         private void ShowMsg(string msg)
67         {
68             this.txtMsgView.AppendText(msg + "\r\n");
69         }
70     }
71 }