本文实例讲述了C#停止线程的方法。分享给大家供大家参考。具体实现方法如下：
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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;namespace WinFormApp{ public partial class Form1 : Form { System.Threading.CancellationTokenSource cancel = new System.Threading.CancellationTokenSource(); System.Threading.Thread[] thread; int len = 2; public Form1() { InitializeComponent(); thread = new System.Threading.Thread[len]; } void RunThread() { ThreadInvoke.SetEventInvokeValue(richTextBox1, "即将开始运行线程."); System.Threading.Thread t = null; for (int i = 0; i < len; i++) { t = new System.Threading.Thread(new System.Threading.ThreadStart(Sample)); t.Name = "thread_0" + i.ToString(); t.IsBackground = true; thread.SetValue(t, i); t.Start(); } } void Sample() { string name = System.Threading.Thread.CurrentThread.Name; ThreadInvoke.SetEventInvokeValue(richTextBox1, "正在运行线程：" + name); while (true) { if (cancel.IsCancellationRequested) { ThreadInvoke.SetEventInvokeValue(richTextBox1, "线程：" + name + " 停止运行..."); //线程被终止后回调 cancel.Token.Register(delegate { ThreadInvoke.SetEventInvokeValue(richTextBox1, "线程：" + name + " 停止运行之后的回调函数..."); }); break; } } } void ShowStatu() { StringBuilder sb = new StringBuilder(); for (int i = 0; i < len; i++) { if (thread[i].IsAlive == true) { sb.AppendLine("线程：" + thread[i].Name.ToString() + " 还在运行..."); } } if (sb.ToString() == "") { sb.AppendLine("线程已经全部停止..."); } richTextBox1.Text += sb.ToString(); } /// <summary> /// 开始运行线程 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button1_Click(object sender, EventArgs e) { RunThread(); } /// <summary> /// 显示所有的线程状态 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button2_Click(object sender, EventArgs e) { ShowStatu(); } /// <summary> /// 终止所有的线程 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button3_Click(object sender, EventArgs e) { cancel.Cancel(); } }} |
希望本文所述对大家的C#程序设计有所帮助。
