FindXListenable class Null safety

Implementers

Constructors

FindXListenable()
Abstract const constructor. This constructor enables subclasses to provide const constructors so that they can be used in const expressions.
const

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

addListener(VoidParameterCallback listener) → void
Return a Listenable that triggers when any of the given Listenables themselves trigger. [...]
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
removeListener(VoidParameterCallback listener) → void
Remove a previously registered closure from the list of closures that the object notifies.
toString() String
A string representation of this object. [...]
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited