+class LatencyGUI;
+
+class LatencyBarController : public Gtkmm2ext::BarController
+{
+public:
+ LatencyBarController (Gtk::Adjustment& adj, LatencyGUI* g)
+ : BarController (adj, boost::shared_ptr<PBD::IgnorableControllable> (new PBD::IgnorableControllable ())),
+ _latency_gui (g) {}
+
+private:
+ LatencyGUI* _latency_gui;
+
+ std::string get_label (double&);
+};
+