RxComputed<T> class
A computed reactive value that automatically updates when its dependencies change
- Inheritance
-
- Object
- ChangeNotifier
- ValueNotifier<
T> - RxComputed
Constructors
- RxComputed(T computation())
-
factory
Properties
-
dependencies
→ Set<
ValueNotifier> -
Get the dependencies this computed value relies on
no setter
- hasError → bool
-
Whether the computed value has an error
no setter
- hashCode → int
-
The hash code for this object.
no setterinherited
- hasListeners → bool
-
Whether any listeners are currently registered.
no setterinherited
- isDisposed → bool
-
Whether this computed value has been disposed
no setter
- lastError → RxException?
-
Get the last error that occurred during computation
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- value ↔ T
-
The current value stored in this notifier.
getter/setter pairoverride
Methods
-
addListener(
VoidCallback listener) → void -
Register a closure to be called when the object changes.
inherited
-
dispose(
) → void -
Discards any resources used by the object.
override
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyListeners(
) → void -
Call all the registered listeners.
inherited
-
refresh(
) → void - Force recomputation of the value
-
removeListener(
VoidCallback listener) → void -
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
toString(
) → String -
A string representation of this object.
override
-
tryGetValue(
) → RxResult< T> - Get value with error handling
-
valueOr(
T fallback) → T - Get value or fallback if there's an error
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited