@class NSArray, NSDictionary, NSMutableSet; @interface SFFluidCollectionViewLayoutInvalidationContext : NSObject { NSMutableSet *_invalidatedElementIdentifiers; NSArray *_cachedInvalidatedIndexPaths; NSDictionary *_cachedInvalidatedSupplementaryIndexPaths; } @property (nonatomic) BOOL invalidateEverything; @property (nonatomic) BOOL invalidateDataSourceCounts; @property (readonly, nonatomic) NSArray *invalidatedElementIdentifiers; @property (readonly, nonatomic) NSArray *invalidatedItemIndexPaths; @property (readonly, nonatomic) NSDictionary *invalidatedSupplementaryIndexPaths; - (id)init; - (void).cxx_destruct; - (void)invalidateItemsAtIndexPaths:(id)a0; - (void)invalidateSupplementaryElementsOfKind:(id)a0 atIndexPaths:(id)a1; @end