C# 轮流展示照片

代码

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

using System.Threading;

namespace picture_0
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        

Thread th;
        private void Form1_Load(object sender, EventArgs e)
        {
             th = new Thread
                (
                    delegate ()
                    {
                  
                        for (int i = 0; i < 100; i++)
                        {

                            ChangeImage(Image.FromFile(@"picture18720223738_6b6c58f282_o.jpg"), 2000);
                            ChangeImage(Image.FromFile(@"pictureamargosa-river-stars.jpg"), 2000);
 
                        }
                    }
                );
            th.IsBackground = true;
            th.Start();

        }
        

     private void Form1_FormClosed(object sender, FormClosedEventArgs e)
        {
            th.Abort();//结束线程
        }
        

        private void ChangeImage(Image img, int millisecondsTimeOut)
        {
            this.Invoke(new Action(() =>
            {
                pictureBox1.Image = img;
            })
                );
            Thread.Sleep(millisecondsTimeOut);

        }

    }
}