winform下简单多线程例子

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

using System.Threading;


namespace KingdeeSZReflector
{
    /// <summary>
    /// Form2 的摘要说明。
    /// </summary>
    public class Form2 : System.Windows.Forms.Form
    {
        private System.Windows.Forms.Button button1;
        private System.Windows.Forms.TextBox textBox1;
        private System.Windows.Forms.ProgressBar progressBar1;
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.Container components = null;

        public Form2()
        {
            //
            // Windows 窗体设计器支持所必需的
            //
            InitializeComponent();

            //
            // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
            //
        }

        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if(components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        #region Windows 窗体设计器生成的代码
        /// <summary>
        /// 设计器支持所需的方法 - 不要使用代码编辑器修改
        /// 此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.button1 = new System.Windows.Forms.Button();
            this.textBox1 = new System.Windows.Forms.TextBox();
            this.progressBar1 = new System.Windows.Forms.ProgressBar();
            this.SuspendLayout();
            // 
            // button1
            // 
            this.button1.Location = new System.Drawing.Point(120, 176);
            this.button1.Name = "button1";
            this.button1.TabIndex = 1;
            this.button1.Text = "button1";
            this.button1.Click += new System.EventHandler(this.button1_Click);
            // 
            // textBox1
            // 
            this.textBox1.Location = new System.Drawing.Point(104, 88);
            this.textBox1.Name = "textBox1";
            this.textBox1.TabIndex = 2;
            this.textBox1.Text = "textBox1";
            // 
            // progressBar1
            // 
            this.progressBar1.Location = new System.Drawing.Point(104, 128);
            this.progressBar1.Name = "progressBar1";
            this.progressBar1.TabIndex = 3;
            // 
            // Form2
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
            this.ClientSize = new System.Drawing.Size(292, 273);
            this.Controls.Add(this.progressBar1);
            this.Controls.Add(this.textBox1);
            this.Controls.Add(this.button1);
            this.Name = "Form2";
            this.Text = "Form2";
            this.ResumeLayout(false);

        }
        #endregion


        delegate  void  myDelegate(int i);
        myDelegate mydelegate = null;


        public void ShowMessage(int i)
        {
            this.textBox1.Text = i.ToString();
            this.progressBar1.Value = i;
        }




        public void MyEvent()
        {
            for (int i = 0; i < 100; i++)
            {
                Thread.Sleep(100);
                this.BeginInvoke(mydelegate, new object[] {i});
            
            }
        }




        private void button1_Click(object sender, System.EventArgs e)
        {


            mydelegate = new myDelegate(ShowMessage);

            System.Threading.ThreadStart tt = new ThreadStart(MyEvent);
            Thread myThread = new Thread(tt);
            myThread.IsBackground = true;
            myThread.Start();

            
        }
    }
}