How to implement simulated login code sharing in networkcomms3.0 in C# (picture)

using MessageContract;
using NetworkCommsDotNet;
using NetworkCommsDotNet.Connections;
using NetworkCommsDotNet.Connections.TCP;
using NetworkCommsDotNet.DPSBase;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Net;
using System.Text;
using System.Windows.Forms;
namespace AppServer
{
  public partial class MaiForm : Form
  {
    public MaiForm()
    {
      InitializeComponent();
    }
    SendReceiveOptions aboveOptions = new SendReceiveOptions(DPSManager.GetDataSerializer<ProtobufSerializer>(), null, null);
    private void button1_Click(object sender, EventArgs e)
    {
      //服务器开始监听客户端的请求
      Connection.StartListening(ConnectionType.TCP, new IPEndPoint(IPAddress.Parse(txtIP.Text), int.Parse(txtPort.Text)));
      //服务器开始监听客户端的请求      
      //IPEndPoint thePoint = new IPEndPoint(IPAddress.Parse(txtIP.Text), int.Parse(txtPort.Text));
      //TCPConnection.StartListening(thePoint, false);
      button1.Text = "监听中";
      button1.Enabled = false;
      //button1.Text = "监听中";
      //button1.Enabled = false;
      //此方法中包含服务器具体的处理方法。
      StartListening();
    }
    private void StartListening()
    {
      //开启日志记录 
      //配置日志记录器
      //ILogger logger = new LiteLogger(LiteLogger.LogMode.ConsoleAndLogFile, "ServerLogFile_" + NetworkComms.NetworkIdentifier + ".txt");
      //NetworkComms.EnableLogging(logger);
      //禁用日志记录 服务器端正式使用时，赢禁用日志记录
      NetworkComms.DisableLogging();
      //服务器端处理收到的消息
      //为简单起见，此示例中我们只处理字符类型的信息，也返回字符类型的信息。
      //处理的信息可以使自定义类，具体见下一个Demo
      NetworkComms.AppendGlobalIncomingPacketHandler<LoginContract>("ReqLogin", IncomingLoginRequest);
    }
    //处理某个具体的请求
    private void IncomingLoginRequest(PacketHeader header, Connection connection, LoginContract loginContract)
    {
      try
      {
        string resMsg = "";
        //为了简单，这里不调用数据库，而是模拟一下登录
        if (loginContract.UserID == "1000" && loginContract.PassWord == "123")
          resMsg = "登录成功";
        else
          resMsg = "用户名密码错误";
        //把返回结果写入到契约类中，后面返回给客户端
        //ResMsgContract contract = new ResMsgContract();
        //contract.Message = resMsg;
        //connection.SendObject<ResMsgContract>("ResLogin", contract);
        ResMsgContract contract = new ResMsgContract();
        contract.Message = resMsg;
        connection.SendObject("ResLogin", contract);
      }
      catch (Exception ex)
      {
        // LogTools.LogException(ex, "IncomingMsgHandle");
      }
    }
  }
}

 SendReceiveOptions aboveOptions = new SendReceiveOptions(DPSManager.GetDataSerializer<ProtobufSerializer>(), null, null);

using MessageContract;
using NetworkCommsDotNet;
using NetworkCommsDotNet.Connections;
using NetworkCommsDotNet.Connections.TCP;
using NetworkCommsDotNet.DPSBase;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace AppClient
{
  public partial class MainForm : Form
  {
    public MainForm()
    {
      InitializeComponent();
    }
    //连接信息对象
    public ConnectionInfo connInfo = null;
    //连接对象
    Connection newTcpConnection;
    SendReceiveOptions aboveOptions = new SendReceiveOptions(DPSManager.GetDataSerializer<ProtobufSerializer>(), null, null);
    private void button1_Click(object sender, EventArgs e)
    {
      //给连接信息对象赋值
      connInfo = new ConnectionInfo(txtIP.Text, int.Parse(txtPort.Text));
      //如果不成功，会弹出异常信息
      newTcpConnection = TCPConnection.GetConnection(connInfo);
      button1.Enabled = false;
      button1.Text = "连接成功";
    }
    private void btnlogin_Click(object sender, EventArgs e)
    {
      //给契约类赋值
      LoginContract contract = new LoginContract(txtUserName.Text, txtPassword.Text);
      //contract.UserID = txtUserName.Text;
      //contract.PassWord = txtPassword.Text;
      //向服务器发送登录信息并获取登录结果
       ResMsgContract resMsg = newTcpConnection.SendReceiveObject("ReqLogin", "ResLogin", 5000, contract);
      //向服务器发送登录信息并获取登录结果
      // ResMsgContract resMsg = newTcpConnection.SendReceiveObject("ReqLogin", "ResLogin", 5000, contract);
      if (resMsg.Message == "登录成功")
      {
        MessageBox.Show("登录成功");
      }
      else
      {
        MessageBox.Show("用户名密码错误");
      }
    }
  }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace MessageContract
{
  [ProtoContract]
  public class LoginContract
  {
    [ProtoMember(1)]
    public string UserID { get; set; }
    [ProtoMember(2)]
    public string PassWord { get; set; }
    public LoginContract() { }
    public LoginContract(string userID, string passWord)
    {
      this.UserID = userID;
      this.PassWord = passWord;
    }
  }
}
using ProtoBuf;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace MessageContract
{
  [ProtoContract]
  public class ResMsgContract
  {
    [ProtoMember(1)]
    public string Message;
    public ResMsgContract() { }
    public ResMsgContract(string message)
    {
      this.Message = message;
    }
  }
}