public async Task OnNavigatedFrom()
{
ResetLibrary();
switch (_musicView)
{
case MusicView.Albums:
if (Locator.MediaLibrary.Albums != null)
{
Locator.MediaLibrary.Albums.CollectionChanged -= Albums_CollectionChanged;
Locator.MediaLibrary.Albums.Clear();
}
RecommendedAlbums?.Clear();
await DispatchHelper.InvokeInUIThread(CoreDispatcherPriority.Normal, () =>
{
GroupedAlbums = null;
LoadingStateAlbums = LoadingState.NotLoaded;
});
break;
case MusicView.Artists:
if (Locator.MediaLibrary.Artists != null)
{
Locator.MediaLibrary.Artists.CollectionChanged -= Artists_CollectionChanged;
Locator.MediaLibrary.Artists.Clear();
}
await DispatchHelper.InvokeInUIThread(CoreDispatcherPriority.Normal, () =>
{
GroupedArtists = null;
LoadingStateArtists = LoadingState.NotLoaded;
});
break;
case MusicView.Songs:
if (Locator.MediaLibrary.Tracks != null)
{
Locator.MediaLibrary.Tracks.CollectionChanged -= Tracks_CollectionChanged;
Locator.MediaLibrary.Tracks.Clear();
}
await DispatchHelper.InvokeInUIThread(CoreDispatcherPriority.Normal, () =>
{
GroupedTracks = null;
LoadingStateTracks = LoadingState.NotLoaded;
});
break;
case MusicView.Playlists:
break;
default:
break;
}
}
public void ResetLibrary()
{
LoadingStateAlbums = LoadingState.NotLoaded;
LoadingStateArtists = LoadingState.NotLoaded;
LoadingStateTracks = LoadingState.NotLoaded;
LoadingStatePlaylists = LoadingState.NotLoaded;
RecommendedAlbums?.Clear();
}
public void ResetLibrary()
{
LoadingStateAlbums = LoadingState.NotLoaded;
LoadingStateArtists = LoadingState.NotLoaded;
LoadingStateTracks = LoadingState.NotLoaded;
LoadingStatePlaylists = LoadingState.NotLoaded;
RecommendedArtists?.Clear();
RecommendedArtists = new ObservableCollection <ArtistItem>();
RecommendedAlbums?.Clear();
RecommendedAlbums = new List <AlbumItem>();
}
public Task OnNavigatedFromAlbums()
{
if (Locator.MediaLibrary.Albums != null)
{
Locator.MediaLibrary.Albums.CollectionChanged -= Albums_CollectionChanged;
Locator.MediaLibrary.Albums.Clear();
}
RecommendedAlbums?.Clear();
return(DispatchHelper.InvokeAsync(CoreDispatcherPriority.Low, () =>
{
GroupedAlbums = null;
LoadingStateAlbums = LoadingState.NotLoaded;
}));
}