Method RegisterEventHandler

db/event_manager.go:130–134

Register a new event handler to the EventManager. The event manager will route events of type eventType to the handler.

(ctx context.Context, handler EventHandler, eventType EventType)

// Register a new event handler to the EventManager.  The event manager will route events of
// type eventType to the handler.
func (em *EventManager) RegisterEventHandler(ctx context.Context, handler EventHandler, eventType EventType) {
	em.eventHandlers[eventType] = append(em.eventHandlers[eventType], handler)
	em.activeEventTypes[eventType] = true
	base.InfofCtx(ctx, base.KeyEvents, "Registered event handler: %v, for event type %v", handler, eventType)
}

// Checks whether a handler of the given type has been registered to the event manager.
func (em *EventManager) HasHandlerForEvent(eventType EventType) bool {