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当 UICollectionViewCell 即将从超级视图滚出(将排队)时,我如何获得通知?在该单元排队之前,我需要从该单元中退出FirstResponder。
关于委托方法UICollectionViewDelegate:
UICollectionViewDelegate
- (void)collectionView:(UICollectionView *)collectionView didEndDisplayingCell:(UICollectionViewCell *)cell forItemAtIndexPath:(NSIndexPath *)indexPath