+ .beginClass <AxisView> ("AxisView")
+ .endClass ()
+ .deriveClass <TimeAxisView, AxisView> ("TimeAxisView")
+ .endClass ()
+ .deriveClass <RouteTimeAxisView, TimeAxisView> ("RouteTimeAxisView")
+ .endClass ()
+
+ .beginClass <Selection> ("Selection")
+ .addFunction ("clear", &Selection::clear)
+ .addFunction ("clear_all", &Selection::clear_all)
+ .endClass ()
+
+ .beginClass <TrackViewList> ("TrackViewList")
+ .endClass ()
+
+ .deriveClass <TrackSelection, TrackViewList> ("TrackSelection")
+ .endClass ()
+