NSFile Extension. Provide Placeholder AtUrl(NSUrl, Action<NSError>) Provider
Extension. Provide Placeholder AtUrl(NSUrl, Action<NSError>)
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> -> unit
An action the system calls subseqent to the creation of a placeholder.
This parameter can be
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.
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