Exemplo n.º 1
0
 /// <summary>
 /// 发送message给user
 /// </summary>
 /// <param name="user">指定发给哪个用户</param>
 /// <param name="message">信息内容</param>
 private void SendToClient(User user, string message)
 {
     try
     {
         //将字符串写入网络流,此方法会自动附加字符串长度前缀
         user.bw.Write(message);
         user.bw.Flush();
         AddItemToListBox(string.Format("向[{0}]:{1}发送:{2}",user.userName, user.port, message));
     }
     catch
     {
         AddItemToListBox(string.Format("向[{0}]发送信息失败",user.userName,user.port));
     }
 }
Exemplo n.º 2
0
 /// <summary>移除用户</summary>
 /// <param name="user">指定要删除的用户</param>
 private void RemoveUser(User user)
 {
     userList.Remove(user);
     user.Close();
     AddItemToListBox(string.Format("当前连接用户数:{0}", userList.Count));
 }
Exemplo n.º 3
0
 /// <summary>发送信息给所有客户</summary>
 /// <param name="user">指定发给哪个用户</param>
 /// <param name="message">信息内容</param>
 private void SendToAllClient(User user, string message)
 {
     string command = message.Split(',')[0].ToLower();
     if (command == "login")
     {
         for (int i = 0; i < userList.Count; i++)
         {
             SendToClient(userList[i], message);
             if (userList[i].userName != user.userName)
             {
                 SendToClient(user, "login," + userList[i].userName +","+ userList[i].port);
             }
         }
     }
     else if (command == "logout")
     {
         for (int i = 0; i < userList.Count; i++)
         {
             if (userList[i].userName != user.userName)
             {
                 SendToClient(userList[i], message);
             }
         }
     }
 }
Exemplo n.º 4
0
 /// <summary>接收客户端连接</summary>
 private void ListenClientConnect()
 {
     TcpClient newClient = null;
     while (true)
     {
         try
         {
             newClient = myListener.AcceptTcpClient();
         }
         catch
         {
             //当单击“停止监听”或者退出此窗体时AcceptTcpClient()会产生异常
             //因此可以利用此异常退出循环
             break;
         }
         //每接受一个客户端连接,就创建一个对应的线程循环接收该客户端发来的信息
         User user = new User(newClient);
         //客户端的端口号
         user.port = newClient.Client.RemoteEndPoint.ToString().Split(':')[1];
         Thread threadReceive = new Thread(ReceiveData);
         threadReceive.Start(user);
         userList.Add(user);
         AddItemToListBox(string.Format("[{0}]进入", newClient.Client.RemoteEndPoint));
         AddItemToListBox(string.Format("当前连接用户数:{0}", userList.Count));
     }
 }