@class UITapGestureRecognizer, UILabel, NSLayoutConstraint; @interface GKChallengeListViewSectionHeader : UICollectionReusableView @property (retain, nonatomic) UITapGestureRecognizer *secondaryLabelTapGesture; @property (retain, nonatomic) UILabel *titleLabel; @property (weak, nonatomic) NSLayoutConstraint *trailingConstraint; @property (weak, nonatomic) NSLayoutConstraint *leadingConstraint; @property (nonatomic) BOOL wantsSecondaryLabel; @property (retain, nonatomic) UILabel *secondaryLabel; @property (copy, nonatomic) id /* block */ secondaryLabelTapHandler; - (void).cxx_destruct; - (void)awakeFromNib; - (void)secondaryLabelTapped:(id)a0; @end