Index Hierarchy FixedHeaderLayout Class Reference Inherits from UICollectionViewFlowLayout Declared in FixedHeaderLayout.hFixedHeaderLayout.m Tasks – shouldInvalidateLayoutForBoundsChange: – layoutAttributesForElementsInRect: Instance Methods layoutAttributesForElementsInRect: - (NSArray *)layoutAttributesForElementsInRect:(CGRect)rect shouldInvalidateLayoutForBoundsChange: - (BOOL)shouldInvalidateLayoutForBoundsChange:(CGRect)newBounds Index Hierarchy