过程说明都在注释里,我们直接来看代码: 压缩: using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.IO;using ICSharpCode.SharpZipLib.Zip;using System.Diagnostics;public class wi
          过程说明都在注释里,我们直接来看代码:
压缩:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using ICSharpCode.SharpZipLib.Zip;
using System.Diagnostics;
public class winrar
{
  #region 压缩文件
  /// <summary>
  /// 压缩文件
  /// </summary>
  /// <param name="filesPath">压缩文件及完整路径(D:\abc)</param>
  /// <param name="zipFilePath">压缩包所存完整路径(D:\a.zip或d:\a.rar)</param>
  public static void CreateZipFile(string filesPath, string zipFilePath)
  {
    if (!Directory.Exists(filesPath))
    {
      Console.WriteLine("Cannot find directory '{0}'", filesPath);
      return;
    }
    try
    {
      string[] filenames = Directory.GetFiles(filesPath);
      using (ZipOutputStream s = new ZipOutputStream(File.Create(zipFilePath)))
      {
        s.SetLevel(9); // 压缩级别 0-9
        //s.Password = "123"; //Zip压缩文件密码
        byte[] buffer = new byte[4096]; //缓冲区大小
        foreach (string file in filenames)
        {
          ZipEntry entry = new ZipEntry(Path.GetFileName(file));
          entry.DateTime = DateTime.Now;
          s.PutNextEntry(entry);
          using (FileStream fs = File.OpenRead(file))
          {
            int sourceBytes;
            do
            {
              sourceBytes = fs.Read(buffer, 0, buffer.Length);
              s.Write(buffer, 0, sourceBytes);
            } while (sourceBytes > 0);
          }
        }
        s.Finish();
        s.Close();
      }
    }
    catch (Exception ex)
    {
      AutoCompare.ErrorLog.SaveError(ex, "压缩文件出错!");
    }
  }
  #endregion
  #region 解压文件
  /// <summary>
  /// 解压文件
  /// </summary>
  /// <param name="zipFilePath">解压文件及完整路径(d:\a.zip或d:\a.rar)</param>
  public static void UnZipFile(string zipFilePath)
  {
    if (!File.Exists(zipFilePath))
    {
      Console.WriteLine("Cannot find file '{0}'", zipFilePath);
      return;
    }
    using (ZipInputStream s = new ZipInputStream(File.OpenRead(zipFilePath)))
    {
      ZipEntry theEntry;
      while ((theEntry = s.GetNextEntry()) != null)
      {
        Console.WriteLine(theEntry.Name);
        string directoryName = Path.GetDirectoryName(theEntry.Name);
        string fileName = Path.GetFileName(theEntry.Name);
        // create directory
        if (directoryName.Length > 0)
        {
          Directory.CreateDirectory(directoryName);
        }
        if (fileName != String.Empty)
        {
          using (FileStream streamWriter = File.Create(theEntry.Name))
          {
            int size = 2048;
            byte[] data = new byte[2048];
            while (true)
            {
              size = s.Read(data, 0, data.Length);
              if (size > 0)
              {
                streamWriter.Write(data, 0, size);
              }
              else
              {
                break;
              }
            }
          }
        }
      }
    }
  }
  #endregion
string rarFile=@"C:\Program Files\WinRAR\WinRAR.exe";//winrar之所在的路径,这里找执行文件所在文件夹和"C:\Program Files\WinRAR\WinRAR.exe
 #region RAR压缩文件(支持路径中含有空格)
 /// <summary>
  /// 压缩到.rar
  /// </summary>
  /// <param name="intputPath">输入目录</param>
  /// <param name="outputPath">输出目录</param>
  /// <param name="outputFileName">输出文件名</param>
 
  public static void CompressRar(string intputPath, string outputPath, string outputFileName)
  {
    //rar 执行时的命令、参数
    string rarCmd;
    //启动进程的参数
    ProcessStartInfo processStartInfo;
    //进程对象
    Process process;
 //命令参数
 rarCmd = " a " + outputFileName + " " + intputPath + " -r -ep1";
 //rar路径
 string rarFile = System.Windows.Forms.Application.StartupPath + @"\rar.exe";
 if (outputPath.IndexOf(' ') > 0 || intputPath.IndexOf(' ') > 0)
 {
  rarCmd = " a " + outputFileName + " \"" + intputPath + "\" -r -ep1";
 }
 if (!File.Exists(System.Windows.Forms.Application.StartupPath + @"\rar.exe"))
 { 
  rarFile=@"C:\Program Files\WinRAR\WinRAR.exe";
 }
    try
    {
      
      //判断输入目录是否存在
      if (!Directory.Exists(intputPath))
      {
        throw new ArgumentException("CompressRar'arge : inputPath isn't exsit.");
      }
      
      //创建启动进程的参数
      processStartInfo = new ProcessStartInfo();
      //指定启动文件名
      processStartInfo.FileName = @"C:\Program Files\WinRAR\WinRAR.exe";
      //指定启动该文件时的命令、参数
      processStartInfo.Arguments = rarCmd;
      //指定启动窗口模式:隐藏
      processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;
      //指定压缩后到达路径
      processStartInfo.WorkingDirectory = outputPath;
      //创建进程对象
      process = new Process();
      //指定进程对象启动信息对象
      process.StartInfo = processStartInfo;
      //启动进程
      process.Start();
      //指定进程自行退行为止
      process.WaitForExit();
    }
    catch (Exception ex)
    {
      throw ex;
    }
  }
 #endregion
 #region RAR解压文件(支持路径中含有空格)
 /// <summary>
 /// 解压文件
 /// </summary>
 /// <param name="outputPath">解压到的路径</param>
 /// <param name="inputPath">压缩包所在路径(解压路径需存在)</param>
 /// <param name="inputFileName">压缩包名</param>
 /// <returns></returns>
 public static void DecompressRar(string outputPath, string inputPath, string inputFileName)
 {
 //rar 执行时的命令、参数
 string rarCmd;
 //启动进程的参数
 ProcessStartInfo processStartInfo;
 //进程对象
 Process process;
 //rar路径
 string rarFile =System.Windows.Forms.Application.StartupPath + @"\rar.exe" ;
 //命令参数
 rarCmd = " e " + inputFileName + " " + outputPath + " -r -ep1";
 if (outputPath.IndexOf(' ') > 0 || inputPath.IndexOf(' ') > 0)
 {
  rarCmd = "x -inul -y -o+ -ep1 \"" + inputPath + "\\" + inputFileName + "\" \"" + outputPath+"\"";
 }
 if (!File.Exists(System.Windows.Forms.Application.StartupPath + @"\rar.exe"))
 { 
  rarFile=@"C:\Program Files\WinRAR\WinRAR.exe";
 }
 try
 {
  //创建启动进程的参数
  processStartInfo = new ProcessStartInfo();
  //指定启动文件名
  processStartInfo.FileName = rarFile;
  //指定启动该文件时的命令、参数
  processStartInfo.Arguments = rarCmd;
  //指定启动窗口模式:隐藏
  processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;
  //指定解压后到达路径(文件夹需要存在)
  processStartInfo.WorkingDirectory = inputPath;
  //创建进程对象
  process = new Process();
  //指定进程对象启动信息对象
  process.StartInfo = processStartInfo;
  //启动进程
  process.Start();
  //指定进程自行退行为止
  process.WaitForExit();
  //释放资源
  process.Close();
 }
 catch (Exception ex)
 {
  throw ex;
 }
 }
 #endregion
}
解压:
class UseWinRar 
  { 
    private string rarExeFile = null;//WinRar.exe路径 
    private bool useAble = false;//标志WinRar是否可用 
 
    public UseWinRar()//构造方法 
    { 
      rarExeFile = getRarExe(); 
      useAble = !string.IsNullOrEmpty(rarExeFile);//如果WinRar.exe路径不为空,说明可用 
    } 
 
    public static string getRarExe()//获取WinRar所在磁盘路径 
    { 
      string rarExe = null; 
      RegistryKey regKey = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\WinRAR.exe"); 
      if (regKey == null) 
      { 
        return null; 
      } 
      rarExe = regKey.GetValue("").ToString(); 
      regKey.Close();//关闭注册表 
      return rarExe; 
    } 
 
    public bool exeRarCmd(string cmd)//执行某个命令 
    { 
      if (!useAble) 
      { 
        return false; 
      } 
      Process process = new Process();//新建一个过程 
      ProcessStartInfo startInfo = new ProcessStartInfo(rarExeFile);//新建一个启动信息 
      startInfo.Arguments = cmd;//设置启动信息的执行参数 
      //startInfo.WorkingDirectory = workDirectory;//设置启动信息的工作目录 
      startInfo.WindowStyle = ProcessWindowStyle.Hidden;//设置程序后台运行 
      process.StartInfo = startInfo;//设置过程的启动信息 
      process.Start();//开始过程 
      return true; 
    } 
 
    public bool unZipAll(string zipFile, string targetDirectory)//将指定压缩文件解压到指定目录 
    { 
      if (! File.Exists(zipFile)) 
      { 
        return false; 
      } 
      string zipCmd = "x " + zipFile +" "+ targetDirectory + " -y -ibck";//后台解压压缩文件中全部文件到指定目录 
      exeRarCmd(zipCmd);//执行解压操作 
      return true; 
    } 
 
    public bool unZipToCurrentDirectory(string zipFile)//将压缩文件解压到当前目录 
    { 
      if (!File.Exists(zipFile)) 
      { 
        return false; 
      } 
      FileInfo fileInfo = new FileInfo(zipFile); 
      return unZipAll(zipFile, fileInfo.DirectoryName); 
    } 
  } 
  
Main:
public static void Main() 
    { 
      UseWinRar rar = new UseWinRar(); 
      string[] zipFiles = Directory.GetFiles(Environment.CurrentDirectory, "*.zip");//获取所有zip文件路径 
      foreach (string zipFile in zipFiles) 
      { 
        rar.unZipToCurrentDirectory(zipFile); 
      } 
    } 
                            
                             