#include <gtkmm/box.h>
#include <gtkmm/window.h>
#include <gtkmm/actiongroup.h>
-#include <jack/types.h>
#include <sigc++/signal.h>
#include "evoral/types.hpp"
virtual void ensure_time_axis_view_is_visible (const TimeAxisView& tav, bool at_top = false) {
_ensure_time_axis_view_is_visible (tav, at_top);
}
+ virtual void override_visible_track_count () = 0;
virtual void scroll_tracks_down_line () = 0;
virtual void scroll_tracks_up_line () = 0;
virtual bool scroll_down_one_track () = 0;