wince mobile环境下播放WAV声音

 [DllImport("coredll", EntryPoint = "PlaySound")]
        public static extern int PlaySnd(string pszSound, int hmod, uint fdwSound);
        private void PlaySound_Click(object sender, EventArgs e)
        {
          //  int i = PlaySnd(@"Temp	est.wav", 0, 0x00000000/*SND_SYNC*/);
             int i = PlaySnd(Globals.GetAppPath() + "\batchover.wav", 0, 0x00000000/*SND_SYNC*/);
        }
 
 
//得到PDA路径
public static string GetAppPath()
        {
            string directoryName = Path.GetDirectoryName(Assembly.Load(Assembly.GetExecutingAssembly().GetName()).GetName().CodeBase);
            if (directoryName.Length > 0)
            {
                try
                {
                    if (directoryName[directoryName.Length - 1] != '\')
                    {
                        directoryName = directoryName + @"";
                    }
                }
                catch (Exception)
                {
                    directoryName = "";
                }
            }
            return directoryName;
        }