flutter-sport/lib/provider/target_modify_model.dart

import 'package:sport/provider/lib/view_state_model.dart';

class TargetModifyModel extends ViewStateModel {
  static List<String> tags = ["休闲", "强身", "减肥", "增肌", "自定义"];
  String _current = tags[0];

  set current(String tag) {
    _current = tag;
    notifyListeners();
  }

  String get current {
    return _current;
  }
}