/** * Sort buttons by sort order * * @param Item $itemA * @param Item $itemB * @return int */ public function sortButtons(Item $itemA, Item $itemB) { $sortOrderA = intval($itemA->getSortOrder()); $sortOrderB = intval($itemB->getSortOrder()); if ($sortOrderA == $sortOrderB) { return 0; } return $sortOrderA < $sortOrderB ? -1 : 1; }