UIKit Catalog (iOS): Creating and Customizing UIKit Controls
Version 13.4, 2017-12-07
Upgraded to Xcode 9.1, converted to Swift 4, refactored storyboard.
(Full Revision History)
Xcode 9.1 and iOS 11.1 SDK or later
iOS 11.1 or later
Demonstrates how to use many views and controls in the UIKit framework along with their assorted functionalities. Refer to this sample if you are looking for specific controls or views that are provided by the system. You can also find out how to make nonstandard views (images or custom views) accessible. By using the iOS Accessibility API, you'll enhance the user experience for those who use VoiceOver.