register method

void register(
  1. String eventName,
  2. EventCenterCallback? callback
)

Implementation

void register(String eventName, EventCenterCallback? callback) {
  if (callback != null) {
    if (_messageQueue[eventName] == null) {
      _messageQueue[eventName] = <EventCenterCallback>[];
    }
    _messageQueue[eventName]?.add(callback);
  }
}