ICSharpCode.SharpZipLib.Zip使用示例代码及下载地址

ICSharpCode.SharpZipLib.Zip使用示例代码及下载地址ICSharpCode.SharpZipLib.Zip封装了ZIP文件在线压缩解压的一个dll,这里收集了ICSharpCode.SharpZipLib.Zip使用示例代码,方便有需要的人使用.

Code

class ZIP

{/**//// <summary>压缩文件</summary>

/// <param name="filename">filename生成的文件的名称，如：C\123\123.zip</param>

/// <param name="directory">directory要压缩的文件夹路径</param>

/// <returns></returns>

public static bool PackFiles(string filename, string directory)

{

try

{

directory = directory.Replace("/", "\\");

if (!directory.EndsWith("\\"))

directory += "\\";

if (!Directory.Exists(directory))

{

Directory.CreateDirectory(directory);

}

if (File.Exists(filename))

{

File.Delete(filename);

}

//ICSharpCode.SharpZipLib.Zip.ZipFile pp = new ZipFile();

//FastZip fz = new FastZip();

//fz.CreateEmptyDirectories = true;

//fz.CreateZip(filename, directory, true, "");

return true;

}

catch (Exception)

{
return false;
}
}

/**//// <summary>解压文件</summary>

/// <param name="file">压缩文件的名称，如：C:\123\123.zip</param>

/// <param name="dir">dir要解压的文件夹路径</param>

/// <returns></returns>

public static bool UnpackFiles(string file, string dir)
{
try
{
if (!File.Exists(file))
return false;
dir = dir.Replace("/", "\\");
if (!dir.EndsWith("\\"))
dir += "\\";
if (!Directory.Exists(dir))
Directory.CreateDirectory(dir);
ZipInputStream s = new ZipInputStream(File.OpenRead(file));
ZipEntry theEntry;
while ((theEntry = s.GetNextEntry()) != null)

{
string directoryName = Path.GetDirectoryName(theEntry.Name);
string fileName = Path.GetFileName(theEntry.Name);

if (directoryName != String.Empty)
Directory.CreateDirectory(dir + directoryName);
if (fileName != String.Empty)
{
FileStream streamWriter = File.Create(dir + 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;
}
}
streamWriter.Close();
}
}
s.Close();
return true;
}
catch (Exception)
{
return false;
}
}
}

ICSharpCode.SharpZipLib.Zip下载网址:http://www.icsharpcode.net/OpenSource/SharpZipLib/