Thread,Invoke

///////////////////////////////调用类



using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Threading;
using System.Text;
using System.Windows.Forms;

namespace WinFormAddDataLoading
{
     partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }
         /// <summary>
         /// 设置显示信息
         /// </summary>
         /// <param name="message"></param>
        public void SetMessage(string message)
        { this.label1.Text = message; }
         /// <summary>
         /// 设置ProgressBar控件的最大值
         /// </summary>
         /// <param name="count"></param>
        public void SetMaxCount(int count)
        { this.progressBar1.Maximum = count; }
         /// <summary>
         /// 设置ProgressBar的value(进度)
         /// </summary>
         /// <param name="values"></param>
        public void SetValue(int values)
        { this.progressBar1.Value = values; }

        private void Form2_Load(object sender, EventArgs e)
        {
            ///设置样式
            this.progressBar1.Style = ProgressBarStyle.Continuous;
        }
         /// <summary>
         /// 关闭窗体
         /// </summary>
        public void Closed() 
        { this.Close();  }
    }
     public class LoadingClass
     {
         private Thread thread = null;
         private Form2 f = null;
         public LoadingClass()
         {
             f = new Form2();
             thread = new Thread(new ThreadStart(delegate { f.ShowDialog(); }));
         }
         public void Show(string message, int max, int values)
         {
             f.Show();
             f.SetMaxCount(max);
             f.SetMessage(message);
             f.SetValue(values);
             f.Refresh();
         }
         public void ch()
         {
             f.Close();
             
             try
             {
                 thread.Abort();
             }
             catch { }
         }
     }
}




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 WinFormAddDataLoading
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private LoadingClass f = null;
        private void button1_Click(object sender, EventArgs e)
        {
             f= new LoadingClass();
             for (int i = 0; i < 100; i++)
             {
                 f.Show("内容：" + i.ToString(), 100, i);
                 //this.Invoke(new MethodInvoker(delegate { f.Show("内容：" + i.ToString(), 100, i); }));
                 Thread.Sleep(10);
             }
             f.ch();
            //this.button1.Enabled = false;
            //Thread thread = new Thread(new ThreadStart(run));
            //thread.Start();
        }
        private void run()
        {

            for (int i = 0; i < 100; i++)
            {
                this.Invoke(new MethodInvoker(delegate { f.Show("内容：" + i.ToString(), 100, i); }));
                Thread.Sleep(10);
            }
            f.ch();
          //  this.button1.Enabled = true;
        }
    }
}