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[UICollectionView] scrollToTop, scrollToBottom ๊ฐ๋จ ๊ตฌํ๊ฐ๋ฐ ์ฝ์ง๊ธฐ/iOS 2020. 1. 30. 23:02
UICollectionView์์ scrollToTop๊ณผ scrollToBottom์ ๊ตฌํํ ์ผ์ด ์์ด, ๊ฐ๋จํ๊ฒ ๋ง๋ค์ด ๋ณด์์ต๋๋ค. import UIKit extension UICollectionView { func scrollToTop() { self.setContentOffset(.zero, animated: true) } func scrollToBottom() { let offsetY = self.collectionViewLayout.collectionViewContentSize.height - self.bounds.size.height self.setContentOffset(CGPoint(x: 0, y: offsetY > 0 ? offsetY : 0 ), animated: true) } } ์ผ์..