Objects implementing this interface can emit events.
Objects with this interface can trigger events, and have an event manager retrieved from them.
The Cake\Event\EventDispatcherTrait lets you easily implement this interface.
dispatchEvent(string $name, ?array $data, ?object $subject)
Wrapper for creating and dispatching events.
Returns a dispatched event.
Name of the event.
Any value you wish to be transported with this event to it can be read by listeners.
The object that this event applies to ($this by default).
Returns the Cake\Event\EventManager manager instance for this object.
Sets the Cake\Event\EventManager manager instance for this object.
You can use this instance to register any new listeners or callbacks to the object events, or create your own events and trigger them at will.
the eventManager to set
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