onJoiningEvent method
Implementation
@override
void onJoiningEvent(int participantId, ConferenceRole? conferenceRole) {
logTime("onJoiningEvent participantId= $participantId", _TAG);
if (ConferenceRole.LISTENER == conferenceRole) {
allActiveSubscribers.add(participantId);
onSubscriberAttached?.call(participantId);
}
}