void playlist_changed ();
void setup_pixels_per_time_unit ();
void resized (wxSizeEvent &);
+ void assign_tracks ();
boost::weak_ptr<const Film> _film;
std::list<boost::shared_ptr<View> > _views;
+ int _tracks;
double _pixels_per_time_unit;
bool _left_down;
wxPoint _down_point;