@class NSString; @interface HKTraitWidthDesignation : NSObject <UINSIntegerTraitDefinition> @property (class, readonly, nonatomic) long long defaultValue; @property (class, readonly, nonatomic) NSString *identifier; @property (class, readonly, nonatomic) NSString *name; @property (class, readonly, nonatomic) BOOL affectsColorAppearance; @end