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資源簡介

C#多線程編程實例 線程與窗體交互源碼,該示例演示如何在線程安全的模式下調用Windows窗體上的控件。

資源截圖

代碼片段和文件信息

using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
//引用線程命名空間
using?System.Threading;

namespace?Thread_example
{
????public?partial?class?Form1?:?Form
????{
????????//聲明線程數組
????????Thread[]?workThreads?=?new?Thread[10];

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

????????//此委托允許異步的調用為Listbox添加Item
????????delegate?void?AddItemCallback(string?text);

????????//這種方法演示如何在線程安全的模式下調用Windows窗體上的控件。
????????private?void?AddItem(string?text)
????????{
????????????if?(this.listBox1.InvokeRequired)
????????????{
????????????????AddItemCallback?d?=?new?AddItemCallback(AddItem);
????????????????this.Invoke(d?new?object[]?{?text?});
????????????}
????????????else
????????????{
????????????????this.listBox1.Items.Add(text);
????????????}
????????}

????????//數據采集方法
????????public?void?DataGet()
????????{
????????????while?(true)
????????????{
????????????????AddItem(“ok“);
????????????????Thread.Sleep(1000);
????????????}
????????????//如果此方法退出了,那么這個線程也就退出了
????????}

????????///?
????????///?啟動線程
????????///?

????????///?
????????///?
????????private?void?button1_Click(object?sender?EventArgs?e)
????????{
????????????//循環創建并啟動線程執行
????????????for?(int?i?=?0;?i?????????????{
????????????????if?(workThreads[i]?==?null)
????????????????{
????????????????????//如果線程不存在,則創建
????????????????????workThreads[i]?=?new?Thread(new?ThreadStart(DataGet));
????????????????????workThreads[i].Name?=?i.ToString();
????????????????????workThreads[i].Start();
????????????????}
????????????????else
????????????????{
????????????????????//已經存在,如果沒有運行,則啟動
????????????????????if?(workThreads[i].ThreadState?==?ThreadState.Aborted?||?workThreads[i].ThreadState?==?ThreadState.Stopped)
????????????????????{
????????????????????????workThreads[i]?=?new?Thread(new?ThreadStart(DataGet));
????????????????????????workThreads[i].Name?=?i.ToString();
????????????????????????workThreads[i].Start();
????????????????????}else{
????????????????????????workThreads[i].Start();
????????????????????}
????????????????}
????????????}
????????}

????????///?
????????///?停止線程
????????///?

????????///?
????????///?
????????private?void?button2_Click(object?sender?EventArgs?e)
????????{
????????????//循環停止線程執行
????????????for?(int?i?=?0;?i?????????????{
????????????????//如果線程存在,并且狀態不是停止也不是終止的,則終止該線程
????????????????if?(workThreads[i]?!=?null?&&?workThreads[i].ThreadState?!=?ThreadState.Stopped?&&?workThreads[i].ThreadState?!=?ThreadState.Aborted)
????????????????{
????????????????????workThreads[i].Abort();
????????????????}
????????????}
????????}
????}
}

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

?????文件????????884??2014-07-10?13:28??Thread_example.sln

????..A..H.??????9728??2014-07-10?13:28??Thread_example.suo

?????文件??????11608??2014-07-10?14:27??Thread_example\bin\Debug\Thread_example.vshost.exe

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

?????文件???????3316??2014-07-10?14:26??Thread_example\Form1.cs

?????文件???????3295??2014-07-10?14:02??Thread_example\Form1.Designer.cs

?????文件???????5817??2014-07-10?14:02??Thread_example\Form1.resx

?????文件???????5319??2014-07-10?14:26??Thread_example\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件????????475??2014-07-10?13:28??Thread_example\Program.cs

?????文件???????1378??2014-07-10?13:28??Thread_example\Properties\AssemblyInfo.cs

?????文件???????2879??2014-07-10?13:28??Thread_example\Properties\Resources.Designer.cs

?????文件???????5612??2014-07-10?13:28??Thread_example\Properties\Resources.resx

?????文件???????1100??2014-07-10?13:28??Thread_example\Properties\Settings.Designer.cs

?????文件????????249??2014-07-10?13:28??Thread_example\Properties\Settings.settings

?????文件???????3435??2014-07-10?13:31??Thread_example\Thread_example.csproj

?????目錄??????????0??2014-07-10?13:28??Thread_example\obj\x86\Debug\TempPE

?????目錄??????????0??2014-07-10?14:27??Thread_example\obj\x86\Debug

?????目錄??????????0??2014-07-10?13:31??Thread_example\bin\Debug

?????目錄??????????0??2014-07-10?13:28??Thread_example\obj\x86

?????目錄??????????0??2014-07-10?13:28??Thread_example\bin

?????目錄??????????0??2014-07-10?13:28??Thread_example\obj

?????目錄??????????0??2014-07-10?13:28??Thread_example\Properties

?????目錄??????????0??2014-07-10?13:29??Thread_example

-----------?---------??----------?-----??----

????????????????55585????????????????????23


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