Class

NotificationCenter

class NotificationCenter

Topics

protocol AsyncMessage
A protocol for creating types that you can post to a notification center, which posts them to an arbitrary isolation.
protocol MainActorMessage
A protocol for creating types that you can post to a notification center and bind to the main actor.
protocol MessageIdentifier
An optional identifier to associate a given message with a given type.

struct BaseMessageIdentifier
A type for use when defining optional Message identifiers.
struct ObservationToken
A unique token representing a single observer registration in a notification center.

func addObserver(of:for:using:)
Adds an observer to a center for messages delivered on the main actor with a given subject and identifier.
func messages(of:for:bufferSize:)
Returns an asynchronous sequence of messages produced by this center for a given subject and identifier.
func post(_:)
Posts a given main actor message to the notification center.
func post(_:subject:)
Posts a given main actor message to the notification center.
func removeObserver(NotificationCenter.ObservationToken)
Stops the observation represented by the given observation token.