onInsertAt property
Implementation
Stream<num> get onInsertAt {
late StreamController<num> sc; // ignore: close_sinks
late MapsEventListener mapsEventListener;
void start() => mapsEventListener = Event.addListener(
this,
'insert_at',
(num index) => sc.add(index),
);
void stop() => mapsEventListener.remove();
sc = StreamController<num>(
onListen: start,
onCancel: stop,
onResume: start,
onPause: stop,
);
return sc.stream;
}