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;



namespace ThreadExample

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        //声明一个线程

        private Thread timerThread;



        public void AddData()

        {

            //显示lable的值

            this.label1.Text = "正在执行脚本1...";

            //执行脚本1代码

            //......

            //

            Thread.Sleep(500);

            //执行脚本2代码

            //......

            //

            this.label1.Text = "正在执行脚本2...";

            //执行脚本3代码

            //......

            //

            Thread.Sleep(500);

            this.label1.Text = "正在执行脚本3...";

        }

        //更新线程

        public void UpdataThread()

        {

            try

            {

                //在对控件的调用方法进行调用时,或需要一个简单委托又不想自己定义时可以使用该委托。

                MethodInvoker mi = new MethodInvoker(this.AddData);

                    //在创建控件的基础句柄所在线程上异步执行指定的委托

                    this.BeginInvoke(mi);

                    Thread.Sleep(50);

            }

            catch (ThreadInterruptedException)

            {

                //针对具体问题定制异常抛出显示

            }

            finally

            {

                //做一些处理

            }

        }



        //启动线程

        public void StartThread()

        {

            StopThread();

            timerThread = new Thread(new ThreadStart(UpdataThread));

            //获取或设置一个值，该值指示某个线程是否为后台线程。

            timerThread.IsBackground = true;

            timerThread.Start();

        }



        //停止线程

        public void StopThread()

        {

            if (timerThread != null)

            {

                //中断线程

                timerThread.Interrupt();

                timerThread = null;

            }

        }



        //启动线程,显示结果

        private void button1_Click(object sender, EventArgs e)

        {

            ShowProgressStatus();

        }



        //停止线程

        private void button2_Click(object sender, EventArgs e)

        {

            StopProgressStatus();

        }

        private void ShowProgressStatus()

        {

            //调用线程启动函数

            this.label1.Visible = true;

            this.pictureBox1.Visible = true;

            this.StartThread();

        }



        private void StopProgressStatus()

        {

            //调用线程停止函数

            this.pictureBox1.Visible = false;

            this.label1.Visible = false;

            this.StopThread();

        }

    }

}