Asks the delegate for the thumbnail image data to display on the invitation.
- iOS 10.0+
- Mac Catalyst 13.0+
Implement this method to return image data representing the shared recording. Returning
nil tells the
UICloud instance to display the generic image. Not implementing this method is the same as returning
Listing 1 shows an example of retrieving the image data from a data set stored in an asset catalog found in the main bundle.