HogeInfoBefore.dart

HogeInfoBefore.dart

class HogeInfo extends StatefulWidget {
  final String _hogeId;

  const HogeInfo(this._hogeId);

  @override
  _HogeInfoState createState() => _HogeInfoState();
}

class _HogeInfoState extends State<HogeInfo> {
  HogeData _hogeData;

  @override
  void initState() {
    super.initState();
    _loadData();
  }

  Future<void> _loadData() async {
    final HogeData data = await fetchHogeData(widget._hogeId);
    setState(() => _hogeData = data); 
  }
  @override  Widget build(BuildContext context) {
    // 省略
  }
}