/// <summary>
/// 更改音乐播放状态
/// </summary>
/// <param name="musicViewModel"></param>
/// <param name="tb"></param>
private void ChangeMusicPlayState(QMInfoViewModel musicViewModel, TextBlock tb)
{
if (musicViewModel != null)
{
_nextPlayingTbObject = new KeyValuePair <string, TextBlock>(musicViewModel.Id, tb);
var isToPlay = true;
if (tb != null)
{
isToPlay = !tb.Text.Equals("\ue69d");
}
Task.Factory.StartNew(() =>
{
var htmlWeb = new HtmlWeb()
{
BrowserTimeout = TimeSpan.FromSeconds(10)
};
var doc = htmlWeb.Load(musicViewModel.SourcePath);
var photoUrl = doc.DocumentNode.SelectNodes("//img[@class='data__photo']")?.FirstOrDefault()?.Attributes["src"].Value?.ToHttpUrl();
var musicInfo = new QMPlayInfoModel()
{
Id = musicViewModel.Id,
Name = musicViewModel.Name,
SingerName = musicViewModel.SingerName,
TimeDuration = musicViewModel.TimeDuration,
Uri = new Uri($"http://thirdparty.gtimg.com/C100{musicViewModel.Id}.m4a?fromtag=38", UriKind.Absolute),
PhotoUri = photoUrl == null ? null : new Uri(photoUrl)
};
MusicPlayStateChangedUtil.InvokeFromQM(musicInfo, isToPlay);
});
}
}
public QMusicPlayStateChangedArgs(QMPlayInfoModel musicInfo, bool isToPlay, bool isNeedRefresh = true) : base(isToPlay, isNeedRefresh)
{
MusicInfo = musicInfo;
}
public static void InvokeFromQM(QMPlayInfoModel musicInfo, bool isToPlay, bool isNeedRefresh = true)
{
var e = new QMusicPlayStateChangedArgs(musicInfo, isToPlay, isNeedRefresh);
QMusicPlayStateChangedEvent(null, e);
}
