Rxn<T> class

Nullable Rx class

Inheritance

• Object
• ChangeNotifier
• ValueNotifier<T?>
• Rx<T?>
• Rxn

Available extensions

• RxBoolExt
• RxnBoolExt
• RxNumExt
• RxWorkerExtension

Constructors

Rxn([T? initial])

Properties

hashCode → int

The hash code for this object.

no setter, inherited

hasListeners → bool

Whether any listeners are currently registered.

no setter, inherited

isFalse → bool

Available on Rx<bool>, provided by the RxBoolExt extension

no setter

isFalse → bool?

Available on Rx<bool?>, provided by the RxnBoolExt extension

no setter

isTrue → bool

Available on Rx<bool>, provided by the RxBoolExt extension

no setter

isTrue → bool?

Available on Rx<bool?>, provided by the RxnBoolExt extension

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

value ↔ T?

The current value stored in this notifier.

getter/setter pair, inherited

Methods

addListener(VoidCallback listener) → void

Register a closure to be called when the object changes.

inherited

decrement([num by = 1]) → void

Available on Rx<num>, provided by the RxNumExt extension

dispose() → void

Discards any resources used by the object.

inherited

increment([num by = 1]) → void

Available on Rx<num>, provided by the RxNumExt extension

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

notifyListeners() → void

Call all the registered listeners.

inherited

onChanged(WorkerCallback<T> callback, {Duration? debounce}) → Worker

Available on RxInterface<T>, provided by the RxWorkerExtension extension

Execute callback every time value changes

onFirstChange(WorkerCallback<T> callback) → Worker

Available on RxInterface<T>, provided by the RxWorkerExtension extension

Execute callback only once when value changes

removeListener(VoidCallback listener) → void

Remove a previously registered closure from the list of closures that are notified when the object changes.

inherited

toggle() → void

Available on Rx<bool>, provided by the RxBoolExt extension

Toggles the bool value between false and true

toggle() → void

Available on Rx<bool?>, provided by the RxnBoolExt extension

Toggles the bool value between false and true

toJson() → dynamic

Returns the json representation of value.

inherited

toString() → String

A string representation of this object.

inherited

trigger(T? v) → void

Trigger a rebuild even if the value is the same

inherited

update(T? fn(T? val)) → void

Uses a callback to update value internally

inherited

Operators

operator %(num other) → num

Available on Rx<num>, provided by the RxNumExt extension

operator &(bool other) → bool

Available on Rx<bool>, provided by the RxBoolExt extension

operator &(bool other) → bool?

Available on Rx<bool?>, provided by the RxnBoolExt extension

operator *(num other) → num

Available on Rx<num>, provided by the RxNumExt extension

operator +(num other) → num

Available on Rx<num>, provided by the RxNumExt extension

operator -(num other) → num

Available on Rx<num>, provided by the RxNumExt extension

operator /(num other) → num

Available on Rx<num>, provided by the RxNumExt extension

operator ==(Object other) → bool

The equality operator.

inherited

operator ^(bool other) → bool

Available on Rx<bool>, provided by the RxBoolExt extension

operator |(bool other) → bool

Available on Rx<bool>, provided by the RxBoolExt extension

operator |(bool other) → bool?

Available on Rx<bool?>, provided by the RxnBoolExt extension