code: func (v *Menu) GetAccelGroup() *AccelGroup {
  	c := C.gtk_menu_get_accel_group(v.native())
  	if c == nil {
  		return nil
  	}
  	return wrapAccelGroup(glib.Take(unsafe.Pointer(c)))
  }
docs: // GetAccelGroup is a wrapper around gtk_menu_get_accel_group().