private void TrackRemoved(TrackCollection collection, TrackEventArgs e)
{
if (collection != Tracks)
throw new InvalidOperationException("Album attempted to alter wrong trackcollection.");
Artist temp = null;
for (int i = 0; i < collection.Count; i++)
if (temp == null)
temp = collection[i].Artist;
else if (collection[i].Artist != null && collection[i].Artist != temp)
{
if (Artist != null)
Artist.Albums.Remove(this);
Artist = null;
return;
}
// All track artist are the same (or null)
if (Artist != null)
Artist.Albums.Remove(this);
Artist = temp;
if (temp != null)
Artist.Albums.Add(this);
}
private void TrackAdded(TrackCollection collection, TrackEventArgs e)
{
if (collection != Tracks)
throw new InvalidOperationException("Album attempted to alter wrong trackcollection.");
if (collection.Count == 1)
{
Artist = e.Track.Artist;
Artist.Albums.Add(this);
}
//TODO: investigate maybe needed for some reason
//else if (e.Track.Artist != null && e.Track.Artist != Artist)
//{
// if (Artist != null)
// Artist.Albums.Remove(this);
// Artist = null;
//}
}