GCStylus.DidDisconnectMessage
A message that posts after a stylus accessory disconnects from the device.
Declaration
struct DidDisconnectMessageOverview
Use the .didDisconnect identifier with NotificationCenter to listen for this message.
let observation = NotificationCenter.default.addObserver(of: GCStylus.self, for: .didDisconnect) { message in
let stylus = message.stylus
}