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Extract flow layout methods into a separate delegate

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Levi McCallum
2015-09-22 20:43:18 -07:00
committed by Levi McCallum
parent cefbcef831
commit 2956c0cd8a
3 changed files with 21 additions and 5 deletions
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20
AsyncDisplayKit/ASCollectionView.h
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@@ -342,18 +342,34 @@
*/
- (BOOL)shouldBatchFetchForCollectionView:(ASCollectionView *)collectionView;
@end
@protocol ASCollectionViewDelegateFlowLayout <ASCollectionViewDelegate>
@optional
/**
* Passthrough support to UICollectionViewDelegateFlowLayout sectionInset behavior.
*
* @param collectionView The sender.
* @param collectionViewLayout The layout object requesting the information.
* #param section The index number of the section whose insets are needed.
* @param section The index number of the section whose insets are needed.
*
* @discussion The same rules apply as the UICollectionView implementation, but this can also be used without a UICollectionViewFlowLayout.
* https://developer.apple.com/library/ios/documentation/UIKit/Reference/UICollectionViewDelegateFlowLayout_protocol/index.html#//apple_ref/occ/intfm/UICollectionViewDelegateFlowLayout/collectionView:layout:insetForSectionAtIndex:
*
*/
- (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section;
- (UIEdgeInsets)collectionView:(ASCollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section;
/**
* Asks the delegate for the size of the header in the specified section.
*/
- (CGSize)collectionView:(ASCollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout referenceSizeForHeaderInSection:(NSInteger)section;
/**
* Asks the delegate for the size of the footer in the specified section.
*/
- (CGSize)collectionView:(ASCollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout referenceSizeForFooterInSection:(NSInteger)section;
@end