C#开发WINDOWS服务 简单实例！！！

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.ServiceProcess;
using System.Text;
using System.Threading;
using System.Windows.Forms;

namespace TestService
{
    public partial class CareEye : ServiceBase
    {
       
        private Thread MainThread;
       // private System.ComponentModel.Container components = null;
        public CareEye()
        {
            InitializeComponent();
            // TODO: 在 InitComponent 调用后添加任何初始化
            MainThread=new Thread(new ThreadStart(ThreadFunc));
            MainThread.Priority=ThreadPriority.Lowest;
        }

        // 进程的主入口点
        //static void Main()
        //{
        //    //System.ServiceProcess.ServiceBase[] ServicesToRun;

        //    // 同一进程中可以运行多个用户服务。若要将
        //    //另一个服务添加到此进程，请更改下行
        //    // 以创建另一个服务对象。例如，
        //    //
        //    // ServicesToRun = New System.ServiceProcess.ServiceBase[] {new CareEye(), new MySecondUserService()};
        //    //
        //    //ServicesToRun = new System.ServiceProcess.ServiceBase[] { new CareEye() };
        //    System.ServiceProcess.ServiceBase.Run(new CareEye());
        //}
        protected override void OnStart(string[] args)
        {
            // TODO: 在此处添加代码以启动服务。
            MainThread.Start();
        }

        protected override void OnStop()
        {
            // TODO: 在此处添加代码以执行停止服务所需的关闭操作。
            MainThread.Abort();
        }
        public static void ThreadFunc()
        {
            int LastHour = DateTime.Now.Hour;
            while (true)
            {
                System.Threading.Thread.Sleep(60000);
                if (DateTime.Now.Hour - 1 == LastHour)
                {
                    MessageBox.Show("为了爱护您的眼睛，请您暂时休息5分钟并向远处眺望！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning,                            MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly);
                    LastHour = DateTime.Now.Hour;
                   
                }
            }
        }
   
   
    }
}