An array of valid uniform type identifiers.
SDKs
Framework
var validTypes: [String]? { get }
While in the UIDocument or UIDocument modes, this property holds an array of valid UTIs; otherwise, it is nil.
Check the value of this property before your Document Picker extension displays any files to the user. You should let the user select only files that match at least one of the given UTIs.
func dismissDismisses the document picker.
var documentThe document picker’s file-transfer operation. (read-only)
var documentThe root URL for documents provided by the corresponding File Provider extension. (read-only)
var originalThe URL of the file to be exported. (read-only)
func preparePerforms any custom configuration of the document picker view controller.
var providerAn identifier shared by this Document Picker extension and its corresponding File Provider extension. (read-only)