@interface SeymourUI.CollectionView : UICollectionView { void /* unknown type, empty encoding */ contentInsetBehaviorProvider; void /* unknown type, empty encoding */ onLayoutUpdate; void /* unknown type, empty encoding */ $__lazy_storage_$_smoothDecelerationAnimation; } - (id)initWithFrame:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0 collectionViewLayout:(id)a1; - (void).cxx_destruct; - (void)layoutSubviews; - (id)initWithCoder:(id)a0; - (BOOL)_scrollToTopIfPossible:(BOOL)a0; @end