glib/menu.go
func MenuItemNewFromModel(model *MenuModel, index int) *MenuItem {
	c := C.g_menu_item_new_from_model(model.native(), C.gint(index))
	if c == nil {
		return nil
	}
	return wrapMenuItem(wrapObject(unsafe.Pointer(c)))
}
func MenuItemNewFromModel(model *MenuModel, index int) *MenuItem {
	c := C.g_menu_item_new_from_model(model.native(), C.gint(index))
	if c == nil {
		return nil
	}
	return wrapMenuItem(wrapObject(unsafe.Pointer(c)))
}
// MenuItemNewFromModel is a wrapper around g_menu_item_new_from_model().