IEventListener class abstract

An interface for listener objects that receive notifications on fired events.

See IEvent See Event

Example

class MyListener implements IEventListener {
     void _onEvent(String correlationId, IEvent event, Parameters args ) {
        print('Fired event ' + event.getName());
    }
}

var event =  Event('myevent');
event.addListener( MyListener());
event.notify('123', Parameters.fromTuples(['param1', 'ABC']));

// Console output: Fired event myevent

Constructors

IEventListener()

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

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

onEvent(String? correlationId, IEvent event, Parameters args) → void

A method called when events this listener is subscrubed to are fired.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited