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.Net;
using?System.Net.Sockets;

namespace?UDPTest
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}
????????UDP?udp?=?null;
????????Thread?thdUDPListen;???????????????????????????????????????//UDP偵聽線程


????????private?void?button2_Click（object?sender?EventArgs?e）
????????{
????????????if?（udp?==?null）
????????????{
????????????????//啟動網絡UDP通信
????????????????udp?=?new?UDP（textBox4.Text?int.Parse（textBox3.Text））;
????????????????udp.MessageArrive?+=?new?UDP.MessageArriveHandler（udp_MessageArrive）;???????????//注冊消息到達事件
????????????????udp.OpenUDPError?+=?new?UDP.OpenUDPErrorHandler（udp_OpenUDPError）;????????????????//注冊打開UDP發生錯誤事件
????????????????udp.OpenUDPSuccess?+=?new?UDP.OpenUDPSuccessHandler（udp_OpenUDPSuccess）;??????????//注冊打開UDP成功事件
????????????????//線程
????????????????thdUDPListen?=?new?Thread（new?ThreadStart（udp.ReceiveData））;
????????????????thdUDPListen.IsBackground?=?true;???????????//將線程設為后臺運行?
????????????????thdUDPListen.Start（）;

????????????????button2.Text?=?“關閉“;
????????????????textBox4.Enabled?=?false;
????????????????textBox3.Enabled?=?false;
????????????}
????????????else
????????????{
????????????????//關閉網絡UDP通信
????????????????udp.CloseUDP（）;
????????????????thdUDPListen.Abort（）;
????????????????udp?=?null;
????????????????button2.Text?=?“開始“;
????????????????textBox4.Enabled?=?true;
????????????????textBox3.Enabled?=?true;
????????????}
????????}

????????//接收到數據
????????private?void?udp_MessageArrive（UDP.MessageArriveEventArgs?e）
????????{
???????????
????????????byte[]?bytaryRecv?=?e.message;
????????????this.Invoke（（EventHandler）delegate
????????????{
????????????????textBox6.AppendText（System.Text.Encoding.Default.GetString（bytaryRecv））;
????????????}）;
????????}

????????//打開UDP發生錯誤
????????private?void?udp_OpenUDPError（UDP.OpenUDPErrorArgs?e）
????????{
???????????
????????}

????????//成功打開UDP
????????private?void?udp_OpenUDPSuccess（UDP.OpenUDPSuccessArgs?e）
????????{
????????????this.Invoke（（EventHandler）delegate
????????????{
????????????????button2.Text?=?“停止“;
????????????}）;
????????}

????????private?void?Form1_Load（object?sender?EventArgs?e）
????????{
????????????//IPAddress?myIP?=?（IPAddress）Dns.GetHostAddresses（Dns.GetHostName（））.GetValue（0）;
????????????textBox1.Text?=?GetIPAddress（）;
????????????textBox4.Text?=?GetIPAddress（）;
????????}

????????private?string?GetIPAddress（）
????????{
????????????string?hostname?=?Dns.GetHostName（）;
????????????IPHostEntry?ipadrlist?=?Dns.GetHostByName（hostname）;
????????????IPAddress?localaddr?=?ipadrlist.AddressList[0];
????????????return?localaddr.ToString（）;
????????}

????????priva

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

?????文件????1010688??2019-01-16?18:05??網口調試助手\NetAssist.exe

?????文件???????1794??2012-08-02?08:35??網口調試助手\使用說明.txt

?????文件????????191??2012-08-02?08:35??網口調試助手\當下軟件園.url

?????文件??????14848??2019-03-13?17:14??UDPTest\UDPTest\bin\Debug\UDPTest.exe

?????文件??????54784??2019-03-13?17:14??UDPTest\UDPTest\bin\Debug\UDPTest.pdb

?????文件??????11600??2019-03-13?17:16??UDPTest\UDPTest\bin\Debug\UDPTest.vshost.exe

?????文件????????490??2010-03-17?22:39??UDPTest\UDPTest\bin\Debug\UDPTest.vshost.exe.manifest

?????文件???????3383??2019-03-13?17:14??UDPTest\UDPTest\Form1.cs

?????文件???????8978??2019-03-13?16:51??UDPTest\UDPTest\Form1.Designer.cs

?????文件???????5817??2019-03-13?16:51??UDPTest\UDPTest\Form1.resx

?????文件???????4501??2018-07-23?16:08??UDPTest\UDPTest\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????6245??2019-03-13?17:14??UDPTest\UDPTest\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件????????564??2019-03-13?16:51??UDPTest\UDPTest\obj\x86\Debug\GenerateResource.read.1.tlog

?????文件???????1426??2019-03-13?16:51??UDPTest\UDPTest\obj\x86\Debug\GenerateResource.write.1.tlog

?????文件???????8031??2019-03-13?17:11??UDPTest\UDPTest\obj\x86\Debug\ResolveAssemblyReference.cache

?????文件???????3409??2019-03-13?17:16??UDPTest\UDPTest\obj\x86\Debug\UDPTest.csproj.FileListAbsolute.txt

?????文件????????975??2018-07-03?10:11??UDPTest\UDPTest\obj\x86\Debug\UDPTest.csproj.GenerateResource.Cache

?????文件???????9174??2018-07-02?09:25??UDPTest\UDPTest\obj\x86\Debug\UDPTest.csprojResolveAssemblyReference.cache

?????文件??????14848??2019-03-13?17:14??UDPTest\UDPTest\obj\x86\Debug\UDPTest.exe

?????文件????????180??2019-03-13?16:51??UDPTest\UDPTest\obj\x86\Debug\UDPTest.Form1.resources

?????文件??????54784??2019-03-13?17:14??UDPTest\UDPTest\obj\x86\Debug\UDPTest.pdb

?????文件????????180??2019-03-13?16:51??UDPTest\UDPTest\obj\x86\Debug\UDPTest.Properties.Resources.resources

?????文件????????488??2018-06-30?10:41??UDPTest\UDPTest\Program.cs

?????文件???????1346??2018-06-30?10:41??UDPTest\UDPTest\Properties\AssemblyInfo.cs

?????文件???????2866??2018-06-30?10:41??UDPTest\UDPTest\Properties\Resources.Designer.cs

?????文件???????5612??2018-06-30?10:41??UDPTest\UDPTest\Properties\Resources.resx

?????文件???????1094??2018-06-30?10:41??UDPTest\UDPTest\Properties\Settings.Designer.cs

?????文件????????249??2018-06-30?10:41??UDPTest\UDPTest\Properties\Settings.settings

?????文件???????5177??2019-03-13?17:01??UDPTest\UDPTest\UDP.cs

?????文件???????3707??2018-06-30?10:45??UDPTest\UDPTest\UDPTest.csproj

............此處省略15個文件信息