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;
using?System.Threading;

namespace?Upan
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}
????????public?const?int?WM_DEVICECHANGE?=?0x219;
????????public?const?int?DBT_DEVICEARRIVAL?=?0x8000;
????????public?const?int?DBT_CONFIGCHANGECANCELED?=?0x0019;
????????public?const?int?DBT_CONFIGCHANGED?=?0x0018;
????????public?const?int?DBT_CUSTOMEVENT?=?0x8006;
????????public?const?int?DBT_DEVICEQUERYREMOVE?=?0x8001;
????????public?const?int?DBT_DEVICEQUERYREMOVEFAILED?=?0x8002;
????????public?const?int?DBT_DEVICEREMOVECOMPLETE?=?0x8004;
????????public?const?int?DBT_DEVICEREMOVEPENDING?=?0x8003;
????????public?const?int?DBT_DEVICETYPESPECIFIC?=?0x8005;
????????public?const?int?DBT_DEVNODES_CHANGED?=?0x0007;
????????public?const?int?DBT_QUERYCHANGECONFIG?=?0x0017;
????????public?const?int?DBT_USERDEFINED?=?0xFFFF;

????????protected?override?void?WndProc（ref?Message?m）
????????{
????????????m?=?NewMethod（m）;
????????????base.WndProc（ref?m）;

????????}

????????private?Message?NewMethod（Message?m）
????????{
????????????try
????????????{
????????????????if?（m.Msg?==?WM_DEVICECHANGE）
????????????????{
????????????????????switch?（m.WParam.ToInt32（））
????????????????????{
????????????????????????case?WM_DEVICECHANGE:
????????????????????????????break;
????????????????????????case?DBT_DEVICEARRIVAL://U盤插入
????????????????????????????DriveInfo[]?s?=?DriveInfo.GetDrives（）;
????????????????????????????foreach?（DriveInfo?drive?in?s）
????????????????????????????{
????????????????????????????????if?（drive.Name.ToString（）?==?“A:\\“）
????????????????????????????????{
????????????????????????????????????continue;
????????????????????????????????}
????????????????????????????????if?（drive.DriveType?==?DriveType.Removable）
????????????????????????????????{
????????????????????????????????????listBox1.Items.Add（“U盤已插入，盤符為:“?+?drive.Name.ToString（））;
????????????????????????????????????DialogResult?dr=MessageBox.Show（“是否要拷貝U盤中的信息？““U盤“MessageBoxButtons.OKCancel）;
????????????????????????????????????if?（dr?==?DialogResult.OK）
????????????????????????????????????????{
????????????????????????????????????????SaveFileDialog?Save?=?new?SaveFileDialog（）;
????????????????????????????????????????Save.InitialDirectory?=?Environment.GetFolderPath（Environment.SpecialFolder.MyDocuments）;
????????????????????????????????????????Save.ValidateNames?=?true;?//文件有效性驗證ValidateNames，驗證用戶輸入是否是一個有效的Windows文件名
????????????????????????????????????????Save.RestoreDirectory?=?true;
??????????????????????????????????????????//Save.CheckPathExists?=?true;?//驗證文件有效性
????????????????????????????????????????Save.Filter=@“所有文件|*.*\“;?
????????????????????????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-11-17?13:27??Upan\
?????目錄???????????0??2015-11-17?13:27??Upan\Backup\
?????目錄???????????0??2015-11-17?13:27??Upan\Backup\Upan\
?????文件????????1194??2010-03-12?10:14??Upan\Backup\Upan.sln
?????文件???????17920??2010-03-25?17:22??Upan\Backup\Upan.v12.suo
?????文件????????6341??2010-03-12?12:52??Upan\Backup\Upan\Form1.cs
?????文件????????1945??2010-03-12?10:14??Upan\Backup\Upan\Form1.Designer.cs
?????文件????????5814??2010-03-12?10:14??Upan\Backup\Upan\Form1.resx
?????文件?????????485??2010-03-12?09:29??Upan\Backup\Upan\Program.cs
?????目錄???????????0??2015-11-17?13:27??Upan\Backup\Upan\Properties\
?????文件????????1364??2010-03-12?09:29??Upan\Backup\Upan\Properties\AssemblyInfo.cs
?????文件????????2858??2010-03-12?09:29??Upan\Backup\Upan\Properties\Resources.Designer.cs
?????文件????????5612??2010-03-12?09:29??Upan\Backup\Upan\Properties\Resources.resx
?????文件????????1089??2010-03-12?09:29??Upan\Backup\Upan\Properties\Settings.Designer.cs
?????文件?????????249??2010-03-12?09:29??Upan\Backup\Upan\Properties\Settings.settings
?????文件????????2018??2010-03-12?10:43??Upan\Backup\Upan\UClass.cs
?????文件????????3756??2010-03-12?10:43??Upan\Backup\Upan\Upan.csproj
?????目錄???????????0??2015-11-17?12:08??Upan\Setup1\
?????目錄???????????0??2010-03-12?13:50??Upan\Setup1\Debug\
?????目錄???????????0??2010-03-12?13:50??Upan\Setup1\Release\
?????文件???????25367??2010-03-12?10:14??Upan\Setup1\Setup1.vdproj
?????目錄???????????0??2015-11-17?12:08??Upan\Upan\
?????文件????????1273??2015-11-17?13:27??Upan\Upan.sln
?????文件???????17920??2010-03-25?17:22??Upan\Upan.suo
?????文件???????46592??2015-11-17?17:01??Upan\Upan.v12.suo
?????目錄???????????0??2015-11-17?12:08??Upan\Upan\bin\
?????目錄???????????0??2015-11-17?12:08??Upan\Upan\bin\Debug\
?????文件???????11264??2015-11-17?14:00??Upan\Upan\bin\Debug\Upan.exe
?????文件???????30208??2015-11-17?14:00??Upan\Upan\bin\Debug\Upan.pdb
?????文件???????21656??2015-11-17?16:32??Upan\Upan\bin\Debug\Upan.vshost.exe
?????文件?????????490??2013-06-18?20:28??Upan\Upan\bin\Debug\Upan.vshost.exe.manifest
............此處省略27個文件信息