+ void setup_midnam_patches ();
+ void update_patch_selector ();
+ void drop_instrument_ref ();
+ PBD::ScopedConnectionList midnam_connection;
+
+ void start_scroomer_update ();
+ void stop_scroomer_update ();
+ sigc::connection _note_range_changed_connection;
+
+ void model_changed(const std::string& model);
+ void custom_device_mode_changed(const std::string& mode);