didFinishGathering
An identifier for a message about a metadata query that finished its initial result gathering.
Declaration
static var didFinishGathering: NotificationCenter.BaseMessageIdentifier<NSMetadataQuery.DidFinishGatheringMessage> { get }Discussion
Use this identifier with NotificationCenter’s addObserver(of:for:using:) or messages(of:for:bufferSize:) methods to observe messages of type NSMetadataQuery.DidStartGatheringMessage.