namespace MonitorService

 {

     public partial class MonitorSv : ServiceBase

     {

         string AppName = "",MusicName = "";

         string apppath = "";

         Thread threadwork;

         SoundPlayer player;

         public MonitorSv()

         {

             InitializeComponent();

             string path = Directory.GetCurrentDirectory()+"\\Resources\\XML\\AppFile.xml";// Directory.GetCurrentDirectory() + "\\Resources\\XML\\AppFile.xml";

             string[] names = RwXmlBs.ReadXml(path);

             if (names != null && names.Length == )

             this.AppName = names[];

             this.MusicName = names[];

             //Beep(1000, 10000);//调试可以响,但是安装后不响,所以改成播放声音

             //WriteFile(names[0] + "<=>" + names[1] + "++path:" + path, 0, "构造函数");

             PlayMusic();

         }

         private void PlayMusic()

         {

             if (String.IsNullOrEmpty(MusicName))

                 return;

             player = new SoundPlayer();

             player.SoundLocation = @"D:\\spring.wav";// MusicName;// @""+ MusicName + "";

             player.Load(); //同步加载声音

             player.Play(); //启用新线程播放

         }

         private void PlayerStop()

         {

             if (player != null)

             {

                 player.Stop();

             }

         }

         protected override void OnStart(string[] args)

         {

             if (threadwork == null)

             {

                 threadwork = new Thread(CheckAppMethod);

                 threadwork.IsBackground = true;

                 threadwork.Start();

             }

         }

         private void CheckAppMethod()

         {

             Process[] ps = null;

             try

             {

                 while (true)

                 {

                     if (!String.IsNullOrEmpty(AppName))

                     {

                         ps = Process.GetProcessesByName(AppName); // "MakeCard"); //不用带.exe

                         if (ps.Length <= )//进程被杀死,则报警.

                         {

                             PlayMusic();

                             //Been(500,1000);//不可以响,搞不懂

                         }

                         else

                         {

                             PlayerStop();

                         }

                     }

                     System.Threading.Thread.Sleep();

                 }

             }

             catch (Exception EX)

             {

                 WriteFile(AppName, ps.Length, "异常的"+EX.ToString());

                 OnShutdown();

             }

         }

         private void WriteFile(string AppName,int Length, string EX)

         {

             try

             {

                 FileStream fs = new FileStream(apppath+"\\CloseFileLog.txt", FileMode.OpenOrCreate, FileAccess.Write);

                 StreamWriter sw = new StreamWriter(fs);

                 sw.BaseStream.Seek(, SeekOrigin.End);

                 sw.WriteLine("AppName:" + AppName + "++ps.Length:" + Length + ">>>" + DateTime.Now.ToString() + EX.ToString() + "\n");

                 sw.Flush();

                 sw.Close();

                 fs.Close();

             }

             catch (Exception ex)

             {

             }

         }

         protected override void OnShutdown()

         {

             base.OnShutdown();

         }

         protected override void OnStop()

         {

             GC.Collect();

             PlayerStop();

         }

         // 第一个参数是指频率的高低，越大越高，第二个参数是指响的时间多长

      [DllImport("kernel32.dll", EntryPoint = "Beep")]

      public static extern int Beep(int dwFreq,int dwDuration);

     }

 }