C#局域网群聊私聊

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;
using System.IO;
namespace class9_1_1Client
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void button1_Click（object sender EventArgs e）
        {
            TcpClient tc = new TcpClient（）;
            tc.Connect（“127.0.0.1“ 5000）;
            Stream s = tc.GetStream（）;
            StreamWriter sw = new StreamWriter（s）;
            sw.WriteLine（“LOGIN|“ + textBox1.Text）;
            sw.Flush（）;
            //sw.Close（）;
            Form2 frm = new Form2（）;
    

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2016-11-14 11:39  11.14C#\
     目录           0  2016-11-14 09:59  11.14C#\class9_1_1Client\
     目录           0  2016-11-14 10:47  11.14C#\class9_1_1Client\class9_1_1Client\
     文件         890  2016-11-01 11:26  11.14C#\class9_1_1Client\class9_1_1Client.sln
     文件       22016  2016-11-14 11:39  11.14C#\class9_1_1Client\class9_1_1Client.suo
     目录           0  2016-11-14 09:59  11.14C#\class9_1_1Client\class9_1_1Client\bin\
     目录           0  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\bin\Debug\
     文件       15360  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\bin\Debug\class9_1_1Client.exe
     文件       34304  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\bin\Debug\class9_1_1Client.pdb
     文件       11608  2016-11-14 10:40  11.14C#\class9_1_1Client\class9_1_1Client\bin\Debug\class9_1_1Client.vshost.exe
     文件         490  2010-03-17 22:39  11.14C#\class9_1_1Client\class9_1_1Client\bin\Debug\class9_1_1Client.vshost.exe.manifest
     文件        4047  2016-11-14 11:16  11.14C#\class9_1_1Client\class9_1_1Client\class9_1_1Client.csproj
     文件        1046  2016-11-07 10:28  11.14C#\class9_1_1Client\class9_1_1Client\Form1.cs
     文件        3108  2016-11-07 10:11  11.14C#\class9_1_1Client\class9_1_1Client\Form1.Designer.cs
     文件        5817  2016-11-07 10:11  11.14C#\class9_1_1Client\class9_1_1Client\Form1.resx
     文件        6169  2016-11-14 11:21  11.14C#\class9_1_1Client\class9_1_1Client\Form2.cs
     文件        4407  2016-11-07 11:23  11.14C#\class9_1_1Client\class9_1_1Client\Form2.Designer.cs
     文件        5817  2016-11-07 11:23  11.14C#\class9_1_1Client\class9_1_1Client\Form2.resx
     文件        1501  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\Form3.cs
     文件        3143  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\Form3.Designer.cs
     文件        5817  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\Form3.resx
     目录           0  2016-11-14 09:59  11.14C#\class9_1_1Client\class9_1_1Client\obj\
     目录           0  2016-11-14 09:59  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\
     目录           0  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\
     文件        2210  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\class9_1_1Client.csproj.FileListAbsolute.txt
     文件       15360  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\class9_1_1Client.exe
     文件         180  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\class9_1_1Client.Form1.resources
     文件         180  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\class9_1_1Client.Form2.resources
     文件         180  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\class9_1_1Client.Form3.resources
     文件       34304  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\class9_1_1Client.pdb
     文件         180  2016-11-14 11:34  11.14C#\class9_1_1Client\class9_1_1Client\obj\x86\Debug\class9_1_1Client.Properties.Resources.resources
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