-void Catalogue::add_track(TrackType &track)
-{
- insert_unique(tracks, track.get_article_number(), &track);
- signal_track_added.emit(track);
-}
-
-const TrackType &Catalogue::get_track(const ArticleNumber &art_nr) const
-{
- return *get_item(tracks, art_nr);
-}
-
-void Catalogue::add_vehicle(VehicleType &veh)