onListen property - BroadcastStreamController class - dslink.utils library

ControllerCallback onListen

The callback which is called when the stream is listened to.

May be set to null, in which case no callback will happen.

Source

ControllerCallback get onListen => null;

void onListen=(void onListenHandler())

void set onListen(void onListenHandler()) {
  throw('BroadcastStreamController.onListen not implemented');
}