The interface type for the device or an object that has a trait environment, such as a view and view controller.


enum UIUserInterfaceIdiom : Int



case phone

An interface designed for iPhone and iPod touch.

case pad

An interface designed for iPad.

case tv

An interface designed for tvOS and Apple TV.

case carPlay

An interface designed for an in-car experience.

See Also

Retrieving Interface-Related Traits

var userInterfaceIdiom: UIUserInterfaceIdiom

The user interface idiom of the trait collection.

var forceTouchCapability: UIForceTouchCapability

The force touch capability value of the trait collection.

enum UIForceTouchCapability

Keys that indicate the availability of 3D Touch on a device. Only certain devices support 3D Touch. On those that do, the user can disable 3D Touch in the Accessibility area in Settings.

var layoutDirection: UITraitEnvironmentLayoutDirection

The layout direction associated with the current environment.

enum UITraitEnvironmentLayoutDirection

Constants indicating the layout direction associated with the current environment.

var userInterfaceStyle: UIUserInterfaceStyle

The style associated with the user interface.

enum UIUserInterfaceStyle

Constants indicating the interface style for the app.