ContextWatchCallbackRecordRefExt67<T1, TListenable2 extends Listenable, T3, TListenable4 extends Listenable> extension
More convenient API for watching multiple values at once.
- on
-
- (ReadOnlyRef<
Future< , ReadOnlyRef<T1> >TListenable2> , ReadOnlyRef<Future< , ReadOnlyRef<T3> >TListenable4> )
- (ReadOnlyRef<
Methods
-
unwatchEffect(
BuildContext context, {required Object key}) → void -
Available on (ReadOnlyRef<
Remove the effect with the givenFuture< , ReadOnlyRef<T1> >TListenable2> , ReadOnlyRef<Future< , ReadOnlyRef<T3> >TListenable4> ), provided by the ContextWatchCallbackRecordRefExt67 extensionkey
from the list of effects to be called when any of referenced observables notifies of a change. -
watchEffect(
BuildContext context, void effect(AsyncSnapshot< T1> , TListenable2, AsyncSnapshot<T3> , TListenable4), {Object? key, bool immediate = false, bool once = false}) → void -
Available on (ReadOnlyRef<
Watch all observables for changes.Future< , ReadOnlyRef<T1> >TListenable2> , ReadOnlyRef<Future< , ReadOnlyRef<T3> >TListenable4> ), provided by the ContextWatchCallbackRecordRefExt67 extension -
watchOnly<
R> (BuildContext context, R selector(AsyncSnapshot< T1> , TListenable2, AsyncSnapshot<T3> , TListenable4)) → R -
Available on (ReadOnlyRef<
Watch all observables for changes.Future< , ReadOnlyRef<T1> >TListenable2> , ReadOnlyRef<Future< , ReadOnlyRef<T3> >TListenable4> ), provided by the ContextWatchCallbackRecordRefExt67 extension