C#:SevenZipSharp使用7z.dll来进行压缩与解压缩

源程序及演示程序下载地址: 【北方网通】    【电信网通】

【下载说明】

1 点击上面的地址，打开下载页面

2 点击"普通下载"--等待30秒--点击"下载"按钮--保存

程序运行截图如下：

使用7z.dll来解压文件

选择解压到何处

解压完毕。

添加需要压缩的文件

选择保存路径

压缩完毕的提示。

主要源程序：

/* * Created by SharpDevelop. * User: Administrator * Date: 2012/10/29 * Time: 16:13 *  * To change this template use Tools | Options | Coding | Edit Standard Headers. */using System;using System.Collections.Generic;using System.Drawing;using System.Windows.Forms;using SevenZip;using SevenZipSharp;namespace SevenZipSharp{/// <summary>/// Description of MainForm./// </summary>public partial class MainForm : Form{SevenZip.SevenZipExtractor extractor = null;SevenZipCompressor compressor = new SevenZipCompressor();public MainForm(){//// The InitializeComponent() call is required for Windows Forms designer support.//InitializeComponent();//// TODO: Add constructor code after the InitializeComponent() call.//this.label1.Text = "Please choose a archive to extract at first.";this.label5.Text = "0";this.label2.Text = "";this.label3.Text = "";this.listBox1.Items.Clear();this.listBox2.Items.Clear();}void ShowException(string msg){MessageBox.Show(msg,"Exception!",MessageBoxButtons.OK,MessageBoxIcon.Exclamation);}void ShowInformation(string msg){MessageBox.Show(msg,"Information!",MessageBoxButtons.OK,MessageBoxIcon.Information);}void BtnBrowseCompressedFileClick(object sender, EventArgs e){try{OpenFileDialog ofd = new OpenFileDialog();ofd.Filter = "ZIP File(*.zip)|*.zip|RAR File(*.rar)|*.rar";if(ofd.ShowDialog() == DialogResult.OK){string archiveFullName = ofd.FileName;extractor = new SevenZipExtractor(archiveFullName);extractor.ExtractionFinished += delegate {this.label1.Text = "Extraction Finished.";};extractor.Extracting += delegate {this.label1.Text = "Extracting, please wait...";};extractor.FileExtractionStarted += delegate {this.label1.Text = "Start extracting...";};this.label5.Text = extractor.FilesCount.ToString();this.label2.Text = extractor.PackedSize.ToString() + " bytes";this.listBox1.Items.Clear();foreach(string fileName in extractor.ArchiveFileNames){this.listBox1.Items.Add(fileName);}}}catch(Exception ex){ShowException(ex.Message);}}void BtnExtractClick(object sender, EventArgs e){try{FolderBrowserDialog fbd = new FolderBrowserDialog();if(fbd.ShowDialog() == DialogResult.OK){extractor.ExtractArchive(fbd.SelectedPath);}extractor.Dispose();extractor = null;}catch(Exception ex){ShowException(ex.Message);}}void MainFormFormClosing(object sender, FormClosingEventArgs e){if(extractor != null)extractor.Dispose();}void BtnAddFileClick(object sender, EventArgs e){try{OpenFileDialog ofd = new OpenFileDialog();ofd.Filter= "All Files(*.*)|*.*";if(ofd.ShowDialog() == DialogResult.OK){this.listBox2.Items.Add(ofd.FileName);}}catch(Exception ex){ShowException(ex.Message);}}void BtnRemoveFileClick(object sender, EventArgs e){try{if(this.listBox2.SelectedItem != null){int index = this.listBox2.SelectedIndex;this.listBox2.Items.RemoveAt(index);}}catch(Exception ex){ShowException(ex.Message);}}void BtnCompressClick(object sender, EventArgs e){try{string archiveName = string.Empty;SaveFileDialog sfd = new SaveFileDialog();sfd.Filter = "ZIP File(*.zip)|*.zip|RAR File(*.rar)|*.rar";if( sfd.ShowDialog() == DialogResult.OK){archiveName = sfd.FileName;string[] fileFullNames = new string[this.listBox2.Items.Count];int i = 0;foreach(object o in this.listBox2.Items){fileFullNames[i++] = o.ToString();}compressor.FileCompressionStarted += delegate { this.label3.Text = "Start compressing...";};compressor.FileCompressionFinished += delegate { this.label3.Text = "Finish compressing.";};compressor.CompressFiles(archiveName,fileFullNames);ShowInformation("Compressiong Finished!");}}catch(Exception ex){ShowException(ex.Message);}}}}

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