ContextWatchCallbackRecordRefExt20<TListenable0 extends Listenable, TListenable1 extends ValueListenable<T2>, T2, TListenable3 extends Listenable> extension

More convenient API for watching multiple values at once.

on

Methods

unwatchEffect(BuildContext context, {required Object key}) → void

Available on (ReadOnlyRef<TListenable0>, ReadOnlyRef<TListenable1>, ReadOnlyRef<TListenable3>), provided by the ContextWatchCallbackRecordRefExt20 extension

Remove the effect with the given key from the list of effects to be called when any of referenced observables notifies of a change.
watchEffect(BuildContext context, void effect(TListenable0, T2, TListenable3), {Object? key, bool immediate = false, bool once = false}) → void

Available on (ReadOnlyRef<TListenable0>, ReadOnlyRef<TListenable1>, ReadOnlyRef<TListenable3>), provided by the ContextWatchCallbackRecordRefExt20 extension

Watch all observables for changes.
watchOnly<R>(BuildContext context, R selector(TListenable0, T2, TListenable3)) → R

Available on (ReadOnlyRef<TListenable0>, ReadOnlyRef<TListenable1>, ReadOnlyRef<TListenable3>), provided by the ContextWatchCallbackRecordRefExt20 extension

Watch all observables for changes.