+ Library *_lib;
+ QStandardItemModel *_model;
+ LibraryFormListState _state;
+ QString _current_artist;
+ QString _current_album;
+ QList<Track> _current_tracks;
+
+ void _add_artist(QString artist);
+ void _add_album(QString artist, QString album);
+ void _add_track(Track track);
+ void _add_playlist(QString name);