C#Winform实现网吧管理系统源代码

C#Winform实现网吧管理系统源代码

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

namespace ckoform
{
    public partial class DengLuFrom : Form
    {
        //声明线程
        Thread mythread;
        //声明套接字
        Socket socket;
        public DengLuFrom（）
        {
            InitializeComponent（）;
           
        }
        public void BeginSend（string mes）
        {
            try
            {
                IPAddress serverIp = IPAddress.Parse（“127.0.0.1“）;
                IPEndPoint iep = new IPEndPoint（serverIp 8000）;
                byte[] bMessage;
                Socket socket = new Socket（AddressFamily.InterNetwork SocketType.Stream ProtocolType.Tcp）;
                socket.Connect（iep）;
                bMessage = Encoding.Unicode.GetBytes（mes）;
                socket.Send（bMessage）;
                socket.Shutdown（SocketShutdown.Both）;
                socket.Close（）;
            }
            catch （SocketException se）
            {
                MessageBox.Show（se.Message “警告“）;
            }
        }
        string logID;
        string USTATE;
        string commputernum;
        private void btnQueding_Click（object sender EventArgs e）
        {
          
            if （this.txtName.Text == ““）
            {
                MessageBox.Show（“请在文本框中输入内容“）;
                this.txtName.Focus（）;
                return;
            }
            SqlConnection conn = new SqlConnection（“server=.;uid=sa;pwd=123456;database=internetBar“）;
            SqlDataReader sdr;
            try
            {
                conn.Open（）;
                string str = “SELECT * FROM UserInformation WHERE [ID Card]  = ‘“ + this.txtName.Text.Trim（） + “‘ AND Password = ‘“ + this.txtPassword.Text.Trim（） + “‘“;
                SqlCommand cmd = new SqlCommand（str conn）;
                sdr = cmd.ExecuteReader（）;
                if （sdr.Read（））
                {
                    if （sdr[“UserType“].ToString（） == “2“）
                    {
                        this.Visible = false;
                        xinxi = new xinxiform（this.txtName.Text.Trim（） this.txtPassword.Text.Trim（） this）;
                        xinxi.Show（）;
                        //USTATE = 3;
                    }
                    else if （sdr[“UserState“].ToString（） == “已注册“）
                    {
                        this.Visible = false;
                        xinxi = new xinxiform（this.txtName.Text.Trim（） this.txtPassword.Text.Trim（） this）;
                        xinxi.Show（）;
                        logID = sdr[“id“].ToString（）;
                        commputernum = “014“;
                        USTATE = “1“;
                        BeginSend（“0100000“ + logID + commputernum 

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2013-01-21 10:35  ckoform\
     目录           0  2013-01-20 14:18  ckoform\bin\
     目录           0  2013-01-22 18:11  ckoform\bin\Debug\
     文件       94208  2013-02-03 17:16  ckoform\bin\Debug\ckoform.exe
     文件       77312  2013-02-03 17:16  ckoform\bin\Debug\ckoform.pdb
     文件       11600  2013-02-03 17:18  ckoform\bin\Debug\ckoform.vshost.exe
     文件         490  2010-03-17 22:39  ckoform\bin\Debug\ckoform.vshost.exe.manifest
     目录           0  2013-01-20 14:18  ckoform\bin\Release\
     文件        5829  2013-01-21 10:35  ckoform\ckoform.csproj
     文件         855  2013-01-16 09:45  ckoform\ckoform.sln
     文件       31232  2013-02-03 17:19  ckoform\ckoform.suo
     文件        8987  2013-01-22 16:12  ckoform\DengLuFrom.cs
     文件       19568  2013-01-21 09:20  ckoform\DengLuFrom.designer.cs
     文件        5817  2013-01-21 09:20  ckoform\DengLuFrom.resx
     文件        1915  2013-01-21 15:53  ckoform\dingcan.cs
     文件        4313  2013-01-17 14:08  ckoform\dingcan.Designer.cs
     文件       25588  2013-01-17 14:08  ckoform\dingcan.resx
     文件         357  2013-01-21 10:35  ckoform\Form1.cs
     文件        1167  2013-01-21 10:35  ckoform\Form1.Designer.cs
     文件        5507  2013-01-20 17:46  ckoform\hujiaoforms.cs
     文件        5667  2013-01-20 14:02  ckoform\hujiaoforms.Designer.cs
     文件       25588  2013-01-20 14:02  ckoform\hujiaoforms.resx
     文件        7939  2013-01-22 22:31  ckoform\Mainfrom.cs
     文件       13348  2013-01-22 18:51  ckoform\Mainfrom.Designer.cs
     文件       48800  2013-01-22 18:51  ckoform\Mainfrom.resx
     目录           0  2013-01-17 15:26  ckoform\obj\
     目录           0  2013-01-17 15:26  ckoform\obj\x86\
     目录           0  2013-02-03 17:16  ckoform\obj\x86\Debug\
     文件        2832  2013-02-03 17:18  ckoform\obj\x86\Debug\ckoform.csproj.FileListAbsolute.txt
     文件         180  2013-01-22 18:11  ckoform\obj\x86\Debug\ckoform.DengLuFrom.resources
     文件       13428  2013-02-03 17:16  ckoform\obj\x86\Debug\ckoform.dingcan.resources
............此处省略93个文件信息