bool relay_key_press (GdkEventKey* ev, Gtk::Window* win);
bool forward_key_press (GdkEventKey* ev);
bool key_press_focus_accelerator_handler (Gtk::Window& window, GdkEventKey* ev);
bool relay_key_press (GdkEventKey* ev, Gtk::Window* win);
bool forward_key_press (GdkEventKey* ev);
bool key_press_focus_accelerator_handler (Gtk::Window& window, GdkEventKey* ev);