notification method
Function to attach passed onEventNotification to websocket channel listener.
Implementation
notification(dynamic event, [int? handle]) {
if (this.onEventNotification != null) {
var func = this.onEventNotification as Function;
if (event.runtimeType != CaptureException) {
int hand = handle ?? event.handle;
func(event, hand);
} else {
return event;
}
} else {
throw CaptureException(SktErrors.ESKT_EVENTNOTCREATED,
'please provide function for this.onEventNotification.');
}
}