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   源码介绍

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c#文件压缩，代码可以修改使用

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ICSharpCode.SharpZipLib.Zip;
using ICSharpCode.SharpZipLib.Checksums;
using System.IO;
namespace Zip
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        public void ZipFilenew(string strFileFolder, string strZip)
        {
            if (strFileFolder[strFileFolder.Length - 1] != Path.DirectorySeparatorChar)
                strFileFolder  = Path.DirectorySeparatorChar;
            ZipOutputStream s = new ZipOutputStream(File.Create(strZip));
            s.SetLevel(6); // 0 - store only to 9 - means best compression
            zip(strFileFolder, strZip, s);
            s.Finish();
            s.Close();
        }
        private void zip(string strFile, string StoreFile, ZipOutputStream s)
        {
            if (strFile[strFile.Length - 1] != Path.DirectorySeparatorChar)
                strFile  = Path.DirectorySeparatorChar;
            Crc32 crc = new Crc32();
            string[] filenames = Directory.GetFileSystemEntries(strFile);
            foreach (string file in filenames)
            {
                if (Directory.Exists(file))
                {
                    zip(file,StoreFile, s);
                }
                else
                {
                    //打开压缩文件,开始压缩
                    FileStream fs = File.OpenRead(file);
                    byte[] buffer = new byte[fs.Length];
                    fs.Read(buffer, 0, buffer.Length);
                    string tempfile = file.Substring(StoreFile.LastIndexOf("\\")   1);
                    ZipEntry entry = new ZipEntry(tempfile);
                    entry.DateTime = DateTime.Now;
                    entry.Size = fs.Length;
                    fs.Close();
                    crc.Reset();
                    crc.Update(buffer);
                    entry.Crc = crc.Value;
                    s.PutNextEntry(entry);
                    s.Write(buffer, 0, buffer.Length);
                }
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (Directory.Exists(textBox1.Text.ToString().Trim()))
            {
                
                ZipFilenew(textBox1.Text.ToString().Trim(), "d:\\e.zip");
            }
            else 
            {
                MessageBox.Show("非法的路径");
            }
        }


        private static void RunEXE(string exeFileName, string arguments)
        {

            //声明一个程序信息类
            System.Diagnostics.ProcessStartInfo Info = new System.Diagnostics.ProcessStartInfo();

            //设置外部程序名
            Info.FileName = exeFileName;
            //设置外部程序的启动参数（命令行参数）
            Info.Arguments = arguments;
            //声明一个程序类
            System.Diagnostics.Process Proc;
            try
            {

                //启动外部程序
                Proc = System.Diagnostics.Process.Start(Info);
            }
            catch
            {
                MessageBox.Show("系统找不到指定的程序文件。");
                return;
            }

            //等待完成
            Proc.WaitForExit();

        }

        private void button2_Click(object sender, EventArgs e)
        {
            RunEXE(textBox2.Text.ToString().Trim(), "a -ep d:\\20071112.rar G:\\Dev\\SQLServer2005SP1-KB913090-x86-CHS.exe");
        }




    }
}