@class NSArray, UIView, MUConstraintLayoutInternal; @interface MUConstraintLayout : NSObject @property (readonly, nonatomic) MUConstraintLayoutInternal *internal; @property (readonly, nonatomic) NSArray *layoutConstraints; @property (readonly, nonatomic) NSArray *layoutGuides; @property (nonatomic) long long mode; @property (weak, nonatomic) UIView *viewForForwardingSetNeedsUpdateConstraints; - (void)activate; - (void).cxx_destruct; - (void)prepare; - (void)deactivate; - (id)initWithInternal:(id)a0; @end