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.Threading;
using?System.Text.Regularexpressions;

namespace?LoadMaterial
{
????public?partial?class?FormMain?:?Form
????{
????????public?FormMain（）
????????{
????????????InitializeComponent（）;


????????}

????????private?void?FormMain_Load（object?sender?EventArgs?e）
????????{

????????}?
????????
??????

????????private?void?btnScan_Click（object?sender?EventArgs?e）
????????{
????????????OnScan（txtBarcode.Text）;

????????}?


????????DateTime?_lastTime?=?DateTime.Now.AddDays（-1）;
????????void?OnScan（String?barcode）
????????{

????????????if?（（DateTime.Now?-?_lastTime）.TotalMilliseconds?????????????{
????????????????_lastTime?=?DateTime.Now;
????????????????return;
????????????}
????????????_lastTime?=?DateTime.Now;

????????????if?（txtBarcode.Text?!=?barcode）
????????????????txtBarcode.Text?=?barcode;


????????????richTextBox1.Text?=?richTextBox1.Text?+?barcode?+?“\n“;

????????????txtBarcode.Text?=?““;
????????}
????????


????????#region?USB?Scanner

????????Keys?_spaceKey?=?Keys.None;
????????private?DateTime?_beginTime?=?DateTime.MinValue;
????????private?String?_barcode?=?““;
????????private?int?_minbarcodelength?=?3;

????????private?void?tsmiExit_Click（object?sender?EventArgs?e）
????????{
????????????Close（）;
????????}


????????private?bool?CheckValide（object?sender?KeyEventArgs?e）
????????{

????????????if?（sender?is?TextBox）
????????????{
????????????????TextBox?txt?=?sender?as?TextBox;

????????????????if?（!txt.ReadOnly）
????????????????????return?false;
????????????}
???????????/*??
????????else
????????{
????????????if?（e.IsRepeat）
????????????{
????????????????e.Handled?=?true;
????????????????return?false;
????????????}
????????}??*/

????????????return?true;

????????}
????????

????????private?void?FormMain_KeyDown（object?sender?KeyEventArgs?e）
????????{

????????????if?（!CheckValide（sender?e））
????????????{
????????????????_beginTime?=?DateTime.MinValue;
????????????????_barcode?=?““;
????????????????return;
????????????}

????????????if?（!tmKey.Enabled）
????????????????tmKey.Enabled?=?true;

????????????if?（e.KeyCode?==?Keys.Return）
????????????{
????????????????//如果是按鈕，則結束事件傳遞，防止觸發按鈕點擊事件
????????????????if?（sender?is?Button）
????????????????????e.Handled?=?true;

????????????????tmKey.Enabled?=?false;

????????????????if?（_barcode.Length?>=?_minbarcodelength）
????????????????{
????????????????????OnScan（_barcode.Replace（‘\r‘?‘?‘）.Trim（））;
????????????????}
????????????????_beginTime?=?DateTime.MinValue;
????????????????_barcode?=?““;
????????????????return;
????????????}
????????????
????????????if?（e.KeyCode?==?Keys.Space）
????????????{
????????????????_spaceKey?=?e.KeyCode;
????????????}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

????..A..H.?????65024??2018-03-29?00:56??6199186TestUSBScan\TestUSBScan\.vs\LoadMaterial\v15\.suo

?????文件???????4628??2014-03-31?15:21??6199186TestUSBScan\TestUSBScan\Backup\FormMain.cs

?????文件???????4319??2014-03-31?15:18??6199186TestUSBScan\TestUSBScan\Backup\FormMain.Designer.cs

?????文件???????6008??2014-03-31?15:18??6199186TestUSBScan\TestUSBScan\Backup\FormMain.resx

?????文件???????4090??2014-03-31?15:20??6199186TestUSBScan\TestUSBScan\Backup\LoadMaterial.csproj

?????文件????????913??2014-03-21?12:24??6199186TestUSBScan\TestUSBScan\Backup\LoadMaterial.sln

?????文件????????522??2014-03-31?15:21??6199186TestUSBScan\TestUSBScan\Backup\Program.cs

?????文件???????1356??2014-03-21?12:24??6199186TestUSBScan\TestUSBScan\Backup\Properties\AssemblyInfo.cs

?????文件???????2848??2014-03-31?15:20??6199186TestUSBScan\TestUSBScan\Backup\Properties\Resources.Designer.cs

?????文件???????5817??2014-03-31?15:20??6199186TestUSBScan\TestUSBScan\Backup\Properties\Resources.resx

?????文件???????1097??2014-03-21?12:24??6199186TestUSBScan\TestUSBScan\Backup\Properties\Settings.Designer.cs

?????文件????????249??2014-03-21?12:23??6199186TestUSBScan\TestUSBScan\Backup\Properties\Settings.settings

?????文件??????11264??2018-03-28?23:33??6199186TestUSBScan\TestUSBScan\bin\Debug\LoadMaterial.exe

?????文件??????22016??2018-03-28?23:33??6199186TestUSBScan\TestUSBScan\bin\Debug\LoadMaterial.pdb

?????文件??????14848??2014-03-31?15:23??6199186TestUSBScan\TestUSBScan\bin\Debug\LoadMaterial.vshost.exe

?????文件????????490??2012-06-02?22:33??6199186TestUSBScan\TestUSBScan\bin\Debug\LoadMaterial.vshost.exe.manifest

?????文件????1276720??2007-10-10?10:49??6199186TestUSBScan\TestUSBScan\bin\Debug\Microsoft.Office.Interop.Excel.dll

?????文件??????64288??2007-10-10?10:49??6199186TestUSBScan\TestUSBScan\bin\Debug\Microsoft.Vbe.Interop.dll

?????文件?????416544??2007-10-10?10:49??6199186TestUSBScan\TestUSBScan\bin\Debug\office.dll

?????文件??????22344??2010-03-18?23:21??6199186TestUSBScan\TestUSBScan\bin\Debug\stdole.dll

?????文件???????4628??2018-03-28?23:33??6199186TestUSBScan\TestUSBScan\FormMain.cs

?????文件???????4319??2014-03-31?15:18??6199186TestUSBScan\TestUSBScan\FormMain.Designer.cs

?????文件???????6008??2014-03-31?15:18??6199186TestUSBScan\TestUSBScan\FormMain.resx

?????文件???????4243??2018-03-27?22:19??6199186TestUSBScan\TestUSBScan\LoadMaterial.csproj

?????文件????????990??2018-03-27?22:19??6199186TestUSBScan\TestUSBScan\LoadMaterial.sln

????..A..H.?????30208??2014-03-31?15:23??6199186TestUSBScan\TestUSBScan\LoadMaterial.suo

?????文件?????????42??2018-03-27?22:19??6199186TestUSBScan\TestUSBScan\obj\Debug\CoreCompileInputs.cache

?????文件????????790??2018-04-06?21:49??6199186TestUSBScan\TestUSBScan\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????7000??2018-04-06?21:49??6199186TestUSBScan\TestUSBScan\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件???????2610??2018-03-27?22:19??6199186TestUSBScan\TestUSBScan\obj\Debug\LoadMaterial.csproj.FileListAbsolute.txt

............此處省略36個文件信息