ListenableProxyProvider0<R extends Listenable?> constructor

ListenableProxyProvider0<R extends Listenable?>({
  1. Key? key,
  2. Create<R>? create,
  3. required R update(
    1. BuildContext,
    2. R? previous
    ),
  4. Dispose<R>? dispose,
  5. UpdateShouldNotify<R>? updateShouldNotify,
  6. bool? lazy,
  7. TransitionBuilder? builder,
  8. Widget? child,
})

Initializes key for subclasses.

Implementation

ListenableProxyProvider0({
  Key? key,
  Create<R>? create,
  required R Function(BuildContext, R? previous) update,
  Dispose<R>? dispose,
  UpdateShouldNotify<R>? updateShouldNotify,
  bool? lazy,
  TransitionBuilder? builder,
  Widget? child,
}) : super(
        key: key,
        create: create,
        update: update,
        lazy: lazy,
        builder: builder,
        dispose: dispose,
        updateShouldNotify: updateShouldNotify,
        startListening: ListenableProvider._startListening,
        debugCheckInvalidValueType: kReleaseMode
            ? null
            : (value) {
                if (value is ChangeNotifier) {
                  // ignore: invalid_use_of_protected_member
                  assert(value.hasListeners != true);
                }
              },
        child: child,
      );