軒袁寨

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.Collections;
using System.Linq;
using Microsoft.VisualBasic;
namespace registbackup
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string ModernTechBU="C:\\";
            string CurrentUser = @"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\";
            //string CurrentUser = @"HKEY_LOCAL_MACHINE\SOFTWARE";可調整想備份部分位置。
            string Command = ("/C regedit.exe /e " + @"""" + ModernTechBU + DateTime.Now.ToString("yyyyMMddhhmmss")+".reg" + @"""" + CurrentUser);

            if (Directory.Exists(ModernTechBU) == false)
            {
                Directory.CreateDirectory(ModernTechBU);
            }
            System.Diagnostics.Process.Start("CMD.exe", Command);
    
        }

        private void button2_Click(object sender, EventArgs e)
        {
            OpenFileDialog fDilag = new OpenFileDialog();
            fDilag.Title = "Please You Choose The Path Of The Modified DataBase!";
            fDilag.InitialDirectory = @"c:\";
            fDilag.Filter = "All files (*.*)|*.*|All files (*.*)|*.*";
             fDilag.FilterIndex = 2;
            fDilag.RestoreDirectory = true;
            if (fDilag.ShowDialog() == DialogResult.OK )
             {
                 textBox1.Text = fDilag.FileName;
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            OpenFileDialog fDilag = new OpenFileDialog();
            fDilag.Title = "Please You Choose The Path Of The Modified DataBase!";
            fDilag.InitialDirectory = @"c:\";
            fDilag.Filter = "All files (*.*)|*.*|All files (*.*)|*.*";
            fDilag.FilterIndex = 2;
            fDilag.RestoreDirectory = true;
            if (fDilag.ShowDialog() == DialogResult.OK)
            {
                textBox2.Text = fDilag.FileName;
            }

        }

        private void compare_Click(object sender, EventArgs e)
        {
            List<string> arrText = new List<string>();
            List<string> arrText2 = new List<string>();
          #region  進行比對........
            try
            {
                StreamReader objReader = new StreamReader(textBox1.Text.ToString());
                string sLine = "";
              
                while (sLine != null)
                {
                    sLine = objReader.ReadLine();
                    if (sLine != null)
                        arrText.Add(sLine);
                }
                objReader.Close();

                StreamReader objReader1 = new StreamReader(textBox2.Text.ToString());
                string sLine1 = "";
              
                while (sLine1 != null)
                {
                    sLine1 = objReader1.ReadLine();
                    if (sLine1 != null)
                        arrText2.Add(sLine1);
                }
                objReader1.Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show("請確定檔案是否存在");
            }
       
         double total = 0;

         // 此段秒速計算可以拿掉@@純屬個人想看
         System.Diagnostics.Stopwatch swt = new System.Diagnostics.Stopwatch();//引用stopwatch物件
         swt.Reset();
         swt.Start();
         int num = 0;
         //  List<string> arrText3 = new List<string>();//測試用
       
         try
         {
             //開起要存的檔案
             string filename = DateTime.Now.ToString("yyyy_MM_dd_hh_mm_ss").ToString();
             StreamWriter sw = new StreamWriter("C:\\compare_" + DateTime.Now.ToString("yyyy_MM_dd_hh_mm_ss") + ".txt", true, Encoding.ASCII);

             foreach (string sOutput in arrText2)
             {
                 if (sOutput.Split('_')[0].ToString() == "[HKEY")
                 {
                     sw.WriteLine(sOutput);
                 }
                 if (arrText.Count() == num)
                 {
                     sw.WriteLine(sOutput);
                 }
                else if (sOutput != arrText[num].ToString())
                 {
                //     arrText3.Add(sOutput); //測試用
                     sw.WriteLine(sOutput);
                 }
                 num++;
             }
             swt.Stop();
             total += swt.Elapsed.TotalSeconds;
             sw.Close();
             MessageBox.Show("輸出檔案為"+filename+"比對完成花費時間" + total.ToString());
           
         }
         catch (Exception ex)
         {
        
         }
          #endregion
        }
    }
}