using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;
using?System.IO.Ports;
using?System.IO;
using?System.Threading;
using?System.Drawing.Imaging;

namespace?ComPic
{
????public?partial?class?Form1?:?Form
????{
????????SerialPort?sp?=?new?SerialPort（）;
????????bool?flag?=?false;

????????SerialPort?sp1?=?new?SerialPort（）;
????????bool?flag1?=?false;

????????string?curFileName;
????????Bitmap?bmp1?=?null;
????????byte[]?filebuff?=?null;
????????byte[]?Sendbuff?=?null;
????????byte[]?Recvbuff?=?null;

????????Thread?thr;
????????Thread?thr_send;
????????bool?bln_thr_doflag;

????????int?total;

???????
????????//聲明一個委托，主要看委托的是什么類型（此處為int）
????????public?delegate?void?dlgt（int?i）;
????????public?void?ChangeBar（int?i）
????????{
????????????int?sh;
????????????//progressBar1的InvokeRequired屬性判斷是否委托，若沒有
????????????//將ChangeBar函數進行委托封裝，if條件一般只執行一次，委托一次即可

????????????//要判斷progressBar1有沒有被委托做事情，progressBar1放在主線程上
????????????//已經被ChangeBar函數委托，所以其值要根據ChangeBar（i）傳來的值變化
????????????
????????????//if?（this.label1.InvokeRequired）//設定委托代理
????????????//兩者都可以
????????????if?（this.progressBar1.InvokeRequired）//設定委托代理
????????????{

????????????????dlgt?cg?=?new?dlgt（ChangeBar）;
????????????????this.BeginInvoke（cg?new?object[]?{?i?}）;
????????????????return;
????????????}
????????????else//去修改顯示
????????????{
???????????????sh?=?（int）（（i?*?100）?/?total）;
???????????????progressBar1.Value?=?sh;
???????????????label1.Text?=?sh.ToString（）?+?“%“?+?“????“?+?i.ToString（）?+?“/“?+?total.ToString（）;
????????????}
????????}
????????void?thr_Dosend（）
????????{
????????????sp1.Write（Sendbuff?0?Sendbuff.Length）;
????????}

????????//線程函數實體
????????void?thr_function（）
????????{

????????????int?i?=?0;
????????????int?tmp?=?0;

????????????total?=?Sendbuff.Length;
????????????while?（bln_thr_doflag）
????????????{
????????????????tmp?=?sp.Read（Recvbuff?i?total?-?i）;
???????????????//?tmp?=?sp.Read（Recvbuff?0?Recvbuff.Length）;
????????????????i?+=?tmp;
????????????????if?（i?>=?total）
????????????????????i?=?total;?
????????????????//在這個線程里，想要根據進度條的速度來改變可視控件label的值
????????????????//需要委托，委托后，在進程中調用可視控件的函數和普通函數一樣。
????????????????ChangeBar（i）;
????????????????if?（i?==?total）
????????????????????break;
????????????????Thread.Sleep（1）;
????????????}

????????????MemoryStream?blk?=?new?MemoryStream（Recvbuff）;
????????????Image?img?=?Image.FromStream（blk）;
????????????pictureBox2.Image?=?img;

????????}











????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????if?（flag?==?true）
????????????{
????????????????sp.Close（）;
????????????????flag?=?false;

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

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

?????文件????????187??2015-12-10?19:42??ComPic\ComPic\App.config

?????文件??????17920??2015-12-12?11:02??ComPic\ComPic\bin\Debug\ComPic.exe

?????文件????????187??2015-12-10?19:42??ComPic\ComPic\bin\Debug\ComPic.exe.config

?????文件??????32256??2015-12-12?11:02??ComPic\ComPic\bin\Debug\ComPic.pdb

?????文件??????24224??2015-12-12?11:02??ComPic\ComPic\bin\Debug\ComPic.vshost.exe

?????文件????????187??2015-12-10?19:42??ComPic\ComPic\bin\Debug\ComPic.vshost.exe.config

?????文件????????490??2013-03-18?17:00??ComPic\ComPic\bin\Debug\ComPic.vshost.exe.manifest

?????文件???????3792??2015-12-10?19:53??ComPic\ComPic\ComPic.csproj

?????文件???????9383??2015-12-12?11:02??ComPic\ComPic\Form1.cs

?????文件??????15797??2015-12-12?10:58??ComPic\ComPic\Form1.Designer.cs

?????文件???????6596??2015-12-12?10:58??ComPic\ComPic\Form1.resx

?????文件????????555??2015-12-12?11:02??ComPic\ComPic\obj\Debug\ComPic.csproj.FileListAbsolute.txt

?????文件????????977??2015-12-12?10:58??ComPic\ComPic\obj\Debug\ComPic.csproj.GenerateResource.Cache

?????文件???????2211??2015-12-11?09:17??ComPic\ComPic\obj\Debug\ComPic.csprojResolveAssemblyReference.cache

?????文件??????17920??2015-12-12?11:02??ComPic\ComPic\obj\Debug\ComPic.exe

?????文件????????180??2015-12-12?10:58??ComPic\ComPic\obj\Debug\ComPic.Form1.resources

?????文件??????32256??2015-12-12?11:02??ComPic\ComPic\obj\Debug\ComPic.pdb

?????文件????????180??2015-12-10?19:53??ComPic\ComPic\obj\Debug\ComPic.Properties.Resources.resources

?????文件???????1453??2015-12-11?09:25??ComPic\ComPic\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????6915??2015-12-10?19:43??ComPic\ComPic\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件??????????0??2015-12-10?19:42??ComPic\ComPic\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

?????文件??????????0??2015-12-10?19:42??ComPic\ComPic\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

?????文件??????????0??2015-12-10?19:42??ComPic\ComPic\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

?????文件????????518??2015-12-10?19:42??ComPic\ComPic\Program.cs

?????文件???????1336??2015-12-10?19:42??ComPic\ComPic\Properties\AssemblyInfo.cs

?????文件???????2864??2015-12-10?19:42??ComPic\ComPic\Properties\Resources.Designer.cs

?????文件???????5612??2015-12-10?19:42??ComPic\ComPic\Properties\Resources.resx

?????文件???????1093??2015-12-10?19:42??ComPic\ComPic\Properties\Settings.Designer.cs

?????文件????????249??2015-12-10?19:42??ComPic\ComPic\Properties\Settings.settings

?????文件????????987??2015-12-10?19:42??ComPic\ComPic.sln

............此處省略12個文件信息