???? ???

Store ?? metadata ?? PageEntry. Use buildPage ? map each page key ? an actual widget.

다음: 오버레이 API 소스 보기

직렬화 가능한 상태

PageEntry is plain data, so navigation state can be logged, diffed, ? replayed.

간단한 resolver

A switch on page.key keeps routing explicit ? reviewable.

One source ? truth

Push ? pop are list operations on _pages, not side effects.

Resolver 패턴

Build by page key ? mutate the page list declaratively.

Command

Resolver ??

Widget _buildPage(BuildContext context, PageEntry page) {
  switch (page.key) {
    case 'home':
      return HomePage(onGoDetail: _goDetail);
    case 'detail':
      return const DetailPage();
    default:
      return const SizedBox.shrink();
  }
}

void _goDetail() {
  setState(() => _pages = [..._pages, const PageEntry(key: 'detail', name: '/detail')]);
}

메타데이터를 가볍게 유지

배치하지 마세요 Widget 인스턴스를 내비게이션 상태에 ? keep PageEntry as pure metadata ? maintainability.

Installation

Overlays