C#winform实现跑马灯

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 WindowsFormsApplication1
{
    public partial class Form3 : Form
    {
        public Form3()
        {
            InitializeComponent();
        }
        delegate void show();
        Thread t=null;
        private void Form3_Load(object sender, EventArgs e)
        {
           t = new Thread(new ThreadStart(ShowLbl));
           t.Start();
        }
        public void ShowLbl()
        {
            while (true)
            {
                if (panel1.InvokeRequired)
                {
                    panel1.Invoke(new show(GetConfig));
                }
                Thread.Sleep(200);
            }
        }
        private void GetConfig()
        {
            try
            {
                this.label2.Text = "中国传统文化博大精深，学习和掌握其中的各种思想精华，对树立正确的世界观、人生观、价值观很有益处。";
                this.label1.Text = "中国传统文化博大精深，学习和掌握其中的各种思想精华，对树立正确的世界观、人生观、价值观很有益处。";
                this.label1.Left = label1.Left - 10;
                this.label2.Left = label1.Left + this.label1.Size.Width;
                if (label1.Left + label1.Size.Width <= 0) 
                {
                    label1.Left = label2.Left;
                    label2.Left = label1.Left + this.label1.Size.Width;
                }
            }
            catch (Exception ex)
            {
            }
        }
        private void Form3_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (t != null) 
            {
                t.Abort();
            }
        }
    }
}