if (waveOut.PlaybackState == NAudio.Wave.PlaybackState.Stopped)
            //if (waveOut.PlaybackState != NAudio.Wave.PlaybackState.Playing && waveOut.PlaybackState != NAudio.Wave.PlaybackState.Paused)
            {
                //NAudio.Wave.WaveOut waveOut = new NAudio.Wave.WaveOut();

                if (file.ToLower().EndsWith(".mp3") || file.ToLower().EndsWith(".wav"))
                {
                    var MusicReader = new NAudio.Wave.MediaFoundationReader(file);
                    waveOut.DeviceNumber = listBox1.SelectedIndex;
                    waveOut.Init(MusicReader);
                    waveOut.Play();
                }
            }
            else
                waveOut.Stop();