public GenreFilteredAlbum(Genre genre, Artist artist, string title, string date, string directory)
{
Genre = genre;
Artist = artist;
Title = title;
Date = date;
}
private Genre GetOrCreateGenre(string genre)
{
string key = genre ?? UnknownGenre;
if (!Genres.ContainsKey(key))
{
Genres[key] = new Genre(key);
}
return Genres[key];
}
private void AddGenreExpansion(Genre parent, GenreFilteredAlbum child)
{
if (!m_GenreExpansion.ContainsKey(parent))
{
m_GenreExpansion[parent] = new SortedSet<GenreFilteredAlbum>(m_GenreFilteredAlbumSortRule);
}
m_GenreExpansion[parent].Add(child);
}
