using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;
using?System.IO;//引入輸入輸出功能
using?System.Net;//網絡請求
using?System.Text.Regularexpressions;//用于正則表達式字符串處理
using?System.Runtime.InteropServices;//引入WinAPI功能函數
using?System.Threading;//處理線程

namespace?DownLoadFile
{
????public?partial?class?MainFrm?:?Form
????{
????????public?MainFrm（）
????????{
????????????InitializeComponent（）;
????????}

???????static?string?FileName?=?““;//記錄要下載的文件名
???????static?long?FileLength?=?0;?//記錄文件大小
???????static?long?count?=?0;
???????static?long?sPosstion?=?0;//本地已下載完的大小
????????private?void?Form1_Load（object?sender?EventArgs?e）
???????{
???????????try

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-06-30?00:46??bin\
?????目錄???????????0??2017-06-30?00:46??bin\Debug\
?????文件???????22016??2012-10-12?12:31??bin\Debug\DownLoadFile.exe
?????文件???????36352??2012-10-12?12:31??bin\Debug\DownLoadFile.pdb
?????文件???????14328??2012-10-12?12:31??bin\Debug\DownLoadFile.vshost.exe
?????文件?????????490??2012-10-12?12:31??bin\Debug\DownLoadFile.vshost.exe.manifest
?????文件?????????303??2017-06-30?00:49??bin\Debug\SysSet.ini
?????文件????????3893??2012-10-12?12:31??DownLoadFile.csproj
?????文件?????????913??2012-10-12?12:31??DownLoadFile.sln
?????文件???????15872??2012-10-12?12:31??DownLoadFile.suo
?????文件????????4945??2012-10-12?12:31??from.gif
?????文件????????9605??2012-10-12?12:31??MainFrm.cs
?????文件????????7886??2012-10-12?12:31??MainFrm.Designer.cs
?????文件????????6217??2012-10-12?12:31??MainFrm.resx
?????目錄???????????0??2017-06-30?00:46??obj\
?????目錄???????????0??2017-06-30?00:46??obj\Debug\
?????文件????????3380??2012-10-12?12:31??obj\Debug\DownLoadFile.csproj.FileListAbsolute.txt
?????文件?????????947??2012-10-12?12:31??obj\Debug\DownLoadFile.csproj.GenerateResource.Cache
?????文件???????22016??2012-10-12?12:31??obj\Debug\DownLoadFile.exe
?????文件?????????180??2012-10-12?12:31??obj\Debug\DownLoadFile.MainFrm.resources
?????文件???????36352??2012-10-12?12:31??obj\Debug\DownLoadFile.pdb
?????文件????????7778??2012-10-12?12:31??obj\Debug\DownLoadFile.Properties.Resources.resources
?????目錄???????????0??2017-06-30?00:46??obj\Debug\TempPE\
?????文件????????4608??2012-10-12?12:31??obj\Debug\TempPE\Properties.Resources.Designer.cs.dll
?????文件?????????495??2012-10-12?12:31??Program.cs
?????目錄???????????0??2017-06-30?00:46??Properties\
?????文件????????1395??2012-10-12?12:31??Properties\AssemblyInfo.cs
?????文件????????3099??2012-10-12?12:31??Properties\Resources.Designer.cs
?????文件????????6199??2012-10-12?12:31??Properties\Resources.resx
?????文件????????1097??2012-10-12?12:31??Properties\Settings.Designer.cs
?????文件?????????249??2012-10-12?12:31??Properties\Settings.settings
............此處省略2個文件信息