+ Glib::RefPtr<Gtk::Action> register_radio_action (Glib::RefPtr<Gtk::ActionGroup> group,
+ Gtk::RadioAction::Group&,
+ const char* name, const char* label,
+ sigc::slot<void> sl);
+ Glib::RefPtr<Gtk::Action> register_toggle_action (Glib::RefPtr<Gtk::ActionGroup> group,