private void axWindowsMediaPlayer1_PlayStateChange(object sender, AxWMPLib._WMPOCXEvents_PlayStateChangeEvent e)
        {
            //当前播放器的播放状态发生改变的是偶,判断当前音乐播放器的播放状态是否到达了Ended, 如果是则进行下一曲
            if (axWindowsMediaPlayer1.playState == WMPLib.WMPPlayState.wmppsMediaEnded)
            {
                //先设置播放源
                axWindowsMediaPlayer1.URL = "D:\\WWW\\Gscreen\\Video\\3.mp4";
            }
            else if (axWindowsMediaPlayer1.playState == WMPLib.WMPPlayState.wmppsReady)     //播放器准备就绪后播放
            {
                //捕获异常 并忽略异常
                try
                {
                    axWindowsMediaPlayer1.Ctlcontrols.play();
                }
                catch (Exception)
                {
                    
                }
                
            }
        }