code: func (v *MenuModel) GetItemLink(index int, link string) *MenuModel {
  	cstr := (*C.gchar)(C.CString(link))
  	defer C.free(unsafe.Pointer(cstr))
  	c := C.g_menu_model_get_item_link(v.native(), C.gint(index), cstr)
  	if c == nil {
  		return nil
  	}
  	return wrapMenuModel(wrapObject(unsafe.Pointer(c)))
  }
docs: // GetItemLink is a wrapper around g_menu_model_get_item_link().