UICollectionView doesn't bounce when datasource has only 1 item

Question

I have a UICollectionView with a custom UICollectionViewFlowLayout. It scrolls horizontally and only shows one item at a time (full height). I have pagingEnabled = YES so that i

Answer 1

Thanks for @VaporwareWolf ,the answer is correct. I want to add a supplement that:

DO NOT forget setting the bounces property to YES at the same time（through storyboard or your code）.