StreamedAction<T> class

It's wrapper over an action on screen. It may be a text changes, focus changes and so on.

It is reactive.

Usage:

  SomeWidget(
    onValueChanged: someAction,
  )

  someAction.action.listen(doSomething);

Implemented types

• Event<T>

Implementers

• ScrollOffsetAction
• TextEditingAction

Constructors

StreamedAction.new({@Deprecated('Use subscription on stream instead. And handle changes in listener. Will be removed in next major version') void onChanged(T data)?, bool acceptUnique = false})

acceptUnique - data will be accepted only if it's unique

Properties

hashCode → int

The hash code for this object.

no setter, inherited

onChanged → void Function(T data)?

Callback for handling a new action

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

stream → Stream<T>

The stream to which the event is transmitted

no setter, override

value → T?

no setter

Methods

accept(T data) → Future<void>

Acceptance of a new event

override

call(T data) → Future<void>

Call action

dispose() → Future<void>

Close stream

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited