VsExtensionMetadataService.SubscribeForMetadataEventsAsync Method
Definition
Important
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Attaches an observer for updates to sections with the specified names. If this is the first subscription, it will notify the observer with the current set of metadata.
public System.Threading.Tasks.Task<IDisposable> SubscribeForMetadataEventsAsync (System.Collections.Generic.IEnumerable<string> sectionNames, IObserver<Microsoft.VisualStudio.RpcContracts.Extensibility.ExtensionMetadata> observer, System.Threading.CancellationToken cancellationToken);abstract member SubscribeForMetadataEventsAsync : seq<string> * IObserver<Microsoft.VisualStudio.RpcContracts.Extensibility.ExtensionMetadata> * System.Threading.CancellationToken -> System.Threading.Tasks.Task<IDisposable>
override this.SubscribeForMetadataEventsAsync : seq<string> * IObserver<Microsoft.VisualStudio.RpcContracts.Extensibility.ExtensionMetadata> * System.Threading.CancellationToken -> System.Threading.Tasks.Task<IDisposable>Public Function SubscribeForMetadataEventsAsync (sectionNames As IEnumerable(Of String), observer As IObserver(Of ExtensionMetadata), cancellationToken As CancellationToken) As Task(Of IDisposable)Parameters
- sectionNames
- IEnumerable<String>
The names of the sections that the observer is interested in being notified of.
- observer
- IObserver<ExtensionMetadata>
An observer of extension metadata changes.
- cancellationToken
- CancellationToken
A cancellation token to cancel the in-progress invocation.
Returns
A value that may be disposed of to unregister the observer from future notifications.