onClose method

  1. @override
Future<void> onClose(
  1. int id,
  2. FutureOr<bool> handler()
)

Installs a close handler for the window with the given id.

Implementation

@override
Future<void> onClose(int id, FutureOr<bool> Function() handler) {
  return _listener.addCloseHandler(handler);
}