NSFileProviderExtension.ProvidePlaceholderAtUrl Method
Definition
Important
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When implemented by the developer, creates a specified placeholder for a previously defined URL.
[Foundation.Export("providePlaceholderAtURL:completionHandler:")]
public virtual void ProvidePlaceholderAtUrl (Foundation.NSUrl url, Action<Foundation.NSError> completionHandler);abstract member ProvidePlaceholderAtUrl : Foundation.NSUrl * Action<Foundation.NSError> -> unit
override this.ProvidePlaceholderAtUrl : Foundation.NSUrl * Action<Foundation.NSError> -> unitParameters
- url
- NSUrl
The shared document's URL.
An action the system calls subseqent to the creation of a placeholder.
This parameter can be null.
- Attributes
Remarks
The developer must override this method. This method is called to provide a placeholder for documents that are returned by the Document Picker but that are not locally stored.
This can be used from a background thread.