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)
{

}
}
}