//void on_waypoint_clicked(synfigapp::ValueDesc,synfig::ValueNode_Animated::WaypointList::iterator, int button);
void on_drop_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, const Gtk::SelectionData& selection_data, guint info, guint time);
//void on_waypoint_clicked(synfigapp::ValueDesc,synfig::ValueNode_Animated::WaypointList::iterator, int button);
void on_drop_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, const Gtk::SelectionData& selection_data, guint info, guint time);