/// <summary>
/// 歌曲播放失败
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MediaPlayer_MediaFailed(object sender, ExceptionEventArgs e)
{
_isOpenFailedOfCurrentPlayingMusic = true;
//为了同步播放按钮的状态
if (_musicSourceType == MusicSourceType.JM)
{
MusicPlayStateChangedUtil.InvokeFromJM(null, false, false);
}
else
{
MusicPlayStateChangedUtil.InvokeFromQM(null, false, false);
}
JMMessageBox.Show("歌曲失效", "因歌曲文件失效导致播放失败，请欣赏其他歌曲", JMMessageBoxButtonType.OK, JMMessageBoxIconType.Error);
}
private void MediaPlayer_MediaOpened(object sender, EventArgs e)
{
if (_musicSourceType == MusicSourceType.JM)
{
MusicPlayStateChangedUtil.InvokeFromJM(null, true, false);
}
else
{
MusicPlayStateChangedUtil.InvokeFromQM(null, true, false);
}
MusicProgressSlider.Maximum = _mediaPlayer.NaturalDuration.TimeSpan.TotalSeconds;
SliderVolume.Maximum = _mediaPlayer.Volume;
_isOpenFailedOfCurrentPlayingMusic = false;
}
private async void Song_Click(object sender, RoutedEventArgs e)
{
var id = Convert.ToInt32((sender as FrameworkElement).Tag);
var song = await Task.Factory.StartNew(() =>
{
return(_musicService.GetMusicById(id));
});
var model = new MusicModel()
{
Id = song.Id,
SingerId = song.SingerId,
AlbumId = song.AlbumId,
Name = song.Name,
SingerName = song.SingerName,
AlbumName = song.AlbumName,
FileUri = new Uri(song.FileUrl, UriKind.Relative),
Duration = song.Duration
};
JMApp.CurrentPlayingMusicsInfo = new CurrentPlayingMusicsInfo()
{
PlayingListMusics = new List <MusicModel>()
{
model
},
IsCurrentPlayingPage = true,
};
if (JMApp.CurrentPlayingMusicsInfo.CurrentPlayingMusic?.Id.Equals(id) != true)
{
JMApp.CurrentPlayingMusicsInfo.CurrentPlayingMusic = model;
}
var isToPlay = _currentPlayingMusicId != model.Id;
await Task.Factory.StartNew(() => MusicPlayStateChangedUtil.InvokeFromJM(model, isToPlay));
_currentPlayingMusicId = isToPlay ? model.Id : 0;
}
/// <summary>
/// 播放按钮点击事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BtnPlay_Click(object sender, RoutedEventArgs e)
{
if (_musicSourceType.Equals(MusicSourceType.JM))
{
if (_mediaPlayer.Source == null)
{
PlayNewMusic(_defaultMusicUri);
_musicPlayerMenuViewModel.MusicName = "好想再爱你";
_musicPlayerMenuViewModel.SingerName = "潘广益";
_musicPlayerMenuViewModel.PhotoUri = _defaultPhotoUri;
_musicSourceType = MusicSourceType.JM;
}
else
{
MusicPlayStateChangedUtil.InvokeFromJM(null, !_isPlaying, false);
}
}
else if (_musicSourceType == MusicSourceType.QM)
{
MusicPlayStateChangedUtil.InvokeFromQM(null, !_isPlaying, false);
}
}