registers.cs

这是一个C#写的QQ聊天工具,大家可以看看怎么样,发表一个意见

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Net;
using System.IO;
using System.Net.Sockets;
using System.Windows.Forms;

namespace SQ
{
    public partial class Registers : Form
    {
        TcpClient tc = new TcpClient();

        public Registers()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void button2_Click(object sender, EventArgs e)
        {
            Registation rm = new Registation();
            rm.ShowDialog();
        }

        private void button3_Click(object sender, EventArgs e)
        {
            if (MessageBox.Show("是否退出?", "确认退出", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
            {
                Application.Exit();
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            //清空在线名单
            //this.listBox1.Items.Clear();
            //获取本地的IP地址组
            IPAddress[] ips = Dns.GetHostAddresses(Dns.GetHostName());
            //连接服务器
            tc.Connect(ips[0], 7788);
            //从连接好的连接中获取一个流
            NetworkStream ns = tc.GetStream();
            //根据流，构造了一个文本读取器
            StreamReader objStreamReader = new StreamReader(ns);
            //读取一行信息
            String line = objStreamReader.ReadLine();
            //显示收到的数据
            while (line.Length > 0)
            {
                MessageBox.Show(line);
                if (objStreamReader.Peek() > 0)
                {
                    line = objStreamReader.ReadLine();
                }
                else
                {
                    break;
                }
            }
        }
    }
}