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;  //线程操作引用的命名空间namespace windowform线程操作{    public delegate void RunDele();//定义一个委托，没有参数    public partial class Form1 : Form    {        Thread thread;     //造一个线程对象        public Form1()        {            InitializeComponent();           // Control.CheckForIllegalCrossThreadCalls = false;  //告诉程序不要检查线程的安全性，比较省力，但会对程序造成不好影响        }        bool isRun = true;        //点击启动        private void button1_Click(object sender, EventArgs e)        {            thread = new Thread(new ThreadStart(Run));              thread.IsBackground = true;            thread.Start();   //委托开始执行           /*& button1.Enabled = false;            long i = 0;            while (isRun)            {                listView1.Items.Insert(0,i.ToString());                i++;            }            isRun = true;*/        }        private void button2_Click(object sender, EventArgs e)        {            isRun = false;            button1.Enabled = true ;        }        long i = 0;        void Run()        {           // button1.Enabled = false;                    while (isRun)            {                             RunDele();           }            isRun = true;        }        void RunDele()        {            if (listView1.InvokeRequired)            {                RunDele dr = new RunDele(RunDele);                this.Invoke(dr);            }            else            {                listView1.Items.Insert(0, i.ToString());                i++;            }        }        void Exit()        {            listView1.Items.Insert(0, i.ToString());            i++;        }    }}