@class NSString, UITraitCollection; @protocol NSCollectionLayoutContainer, _UIDataSourceSnapshotTranslating; @interface _UICollectionLayoutEnvironment : NSObject <NSCollectionLayoutEnvironment_Private> @property (retain, nonatomic) id<NSCollectionLayoutContainer> container; @property (retain, nonatomic) UITraitCollection *traitCollection; @property (retain, nonatomic) id<_UIDataSourceSnapshotTranslating> _dataSourceSnapshot; @property (nonatomic) long long _sectionIndex; @property (nonatomic) BOOL _wantsCollapsedTopSpacing; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void).cxx_destruct; - (id)initWithContainer:(id)a0 traitCollection:(id)a1 dataSourceSnapshot:(id)a2 sectionIndex:(long long)a3 wantsCollapsedTopSpacing:(BOOL)a4; - (id)initWithContainer:(id)a0 traitCollection:(id)a1 dataSourceSnapshot:(id)a2; @end