Listenable class abstract

Implementers

• ValueListenable
• ValueNotifier

Constructors

Listenable()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

addListener(void listener()) → void

Adds a listener handler.

getListenerCount() → int

Returns the number of listeners.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

removeListener(void listener()) → void

Removes the listener handler.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited