public static SubscriptionToken Subscribe( Action<ElevationSurfaceLayerCollectionChangedEventArgs> action, bool keepSubscriberAlive )
Public Shared Function Subscribe( _ ByVal action As Action(Of ElevationSurfaceLayerCollectionChangedEventArgs), _ Optional ByVal keepSubscriberAlive As Boolean _ ) As SubscriptionToken
Parameters
- action
- The delegate that gets executed when the event is published.
- keepSubscriberAlive
- When false the ArcGIS.Core.Events.CompositePresentationEvent<TPayload> will maintain a weak delegate reference to the subscriber. Using a weak delegate reference relieves the subscriber from the need to unsubscribe to enable proper garbage collection.
Return Value
A ArcGIS.Core.Events.SubscriptionToken that uniquely identifies the added subscription.