ContextWatchCallbackRecordRefExt216<T0, TListenable1 extends Listenable, T2, TListenable3 extends Listenable> extension
More convenient API for watching multiple values at once.
- on
-
- (ReadOnlyRef<
Future< , ReadOnlyRef<T0> >TListenable1> , ReadOnlyRef<Future< , ReadOnlyRef<T2> >TListenable3> )
- (ReadOnlyRef<
Methods
-
unwatchEffect(
BuildContext context, {required Object key}) → void -
Available on (ReadOnlyRef<
Remove the effect with the givenFuture< , ReadOnlyRef<T0> >TListenable1> , ReadOnlyRef<Future< , ReadOnlyRef<T2> >TListenable3> ), provided by the ContextWatchCallbackRecordRefExt216 extensionkey
from the list of effects to be called when any of referenced observables notifies of a change. -
watchEffect(
BuildContext context, void effect(AsyncSnapshot< T0> , TListenable1, AsyncSnapshot<T2> , TListenable3), {Object? key, bool immediate = false, bool once = false}) → void -
Available on (ReadOnlyRef<
Watch all observables for changes.Future< , ReadOnlyRef<T0> >TListenable1> , ReadOnlyRef<Future< , ReadOnlyRef<T2> >TListenable3> ), provided by the ContextWatchCallbackRecordRefExt216 extension -
watchOnly<
R> (BuildContext context, R selector(AsyncSnapshot< T0> , TListenable1, AsyncSnapshot<T2> , TListenable3)) → R -
Available on (ReadOnlyRef<
Watch all observables for changes.Future< , ReadOnlyRef<T0> >TListenable1> , ReadOnlyRef<Future< , ReadOnlyRef<T2> >TListenable3> ), provided by the ContextWatchCallbackRecordRefExt216 extension