练习：WinForm 跑马灯效果+Timer

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;

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

        /// <summary>
        /// 跑马灯效果
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void timer1_Tick(object sender, EventArgs e)
        {
            label1.Text=label1.Text.Substring(1) + label1.Text.Substring(0, 1);
        }

        /// <summary>
        /// 每隔一秒钟就把当前的时间赋值给label2
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void timer2_Tick(object sender, EventArgs e)
        {
             label2.Text=DateTime.Now.ToString();
             //指定时间播放闹铃
            //if(DateTime.Now.Hour==16 && DateTime.Now.Minute==00 && DateTime.Now.Second==00)
            //{
            //    Soundplayer sp = new Soundplayer();
            //    sp.SoundLocation = @"路径.wav";
            //    sp.play();
            //}
        }

        /// <summary>
        /// 当窗体加载的时候，将当前时间赋值给label2
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Form1_Load(object sender, EventArgs e)
        {
            label2.Text = DateTime.Now.ToString();
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }
    }
}