IGListKit/Source/IGListCollectionViewDelegateLayout.h
Ryan Nystrom 8d8a632b67 Update MIT license language (#1272)
Summary:
Updating license language to meet FB open source standards.
Pull Request resolved: https://github.com/Instagram/IGListKit/pull/1272

Differential Revision: D12844366

Pulled By: rnystrom

fbshipit-source-id: 27ae49ae00d963c5c012c79c5738365c232a5773
2018-11-01 10:58:46 -07:00

36 lines
1.8 KiB
Objective-C

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import <UIKit/UIKit.h>
/**
Conform to `IGListCollectionViewDelegateLayout` to provide customized layout information for a collection view.
*/
@protocol IGListCollectionViewDelegateLayout <UICollectionViewDelegateFlowLayout>
/**
Asks the delegate to customize and return the starting layout information for an item being inserted into the collection view.
@param collectionView The collection view to perform the transition on.
@param collectionViewLayout The layout to use with the collection view.
@param attributes The starting layout information for an item being inserted into the collection view.
@param indexPath The index path of the item being inserted.
*/
- (UICollectionViewLayoutAttributes *)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout customizedInitialLayoutAttributes:(UICollectionViewLayoutAttributes *)attributes atIndexPath:(NSIndexPath *)indexPath;
/**
Asks the delegate to customize and return the final layout information for an item that is about to be removed from the collection view.
@param collectionView The collection view to perform the transition on.
@param collectionViewLayout The layout to use with the collection view.
@param attributes The final layout information for an item that is about to be removed from the collection view.
@param indexPath The index path of the item being deleted.
*/
- (UICollectionViewLayoutAttributes *)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout customizedFinalLayoutAttributes:(UICollectionViewLayoutAttributes *)attributes atIndexPath:(NSIndexPath *)indexPath;
@end