Emitter<State> class abstract

An Emitter is a class which is capable of emitting new states.

See also:

• EventHandler which has access to an Emitter.

Constructors

Emitter()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

isDone → bool

Whether the EventHandler associated with this Emitter has been completed or canceled.

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

call(State state) → void

Emits the provided state.

forEach<T>(Stream<T> stream, {required State onData(T data), State onError(Object error, StackTrace stackTrace)?}) → Future<void>

Subscribes to the provided stream and invokes the onData callback when the stream emits new data and the result of onData is emitted.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

onEach<T>(Stream<T> stream, {required void onData(T data), void onError(Object error, StackTrace stackTrace)?}) → Future<void>

Subscribes to the provided stream and invokes the onData callback when the stream emits new data.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited