Swiftgram/submodules/AsyncDisplayKit/Source/ASCollectionInternal.h
2019-11-11 16:39:27 +04:00

69 lines
2.2 KiB
Objective-C

//
// ASCollectionInternal.h
// Texture
//
// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
//
#ifndef MINIMAL_ASDK
#import <AsyncDisplayKit/ASCollectionView.h>
NS_ASSUME_NONNULL_BEGIN
@protocol ASCollectionViewLayoutFacilitatorProtocol;
@class ASCollectionNode;
@class ASDataController;
@class ASRangeController;
@interface ASCollectionView ()
- (instancetype)_initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout layoutFacilitator:(nullable id<ASCollectionViewLayoutFacilitatorProtocol>)layoutFacilitator owningNode:(nullable ASCollectionNode *)owningNode eventLog:(nullable ASEventLog *)eventLog;
@property (nonatomic, weak) ASCollectionNode *collectionNode;
@property (nonatomic, readonly) ASDataController *dataController;
@property (nonatomic, readonly) ASRangeController *rangeController;
/**
* The change set that we're currently building, if any.
*/
@property (nonatomic, nullable, readonly) _ASHierarchyChangeSet *changeSet;
/**
* @see ASCollectionNode+Beta.h for full documentation.
*/
@property (nonatomic) ASCellLayoutMode cellLayoutMode;
/**
* Attempt to get the view-layer index path for the item with the given index path.
*
* @param indexPath The index path of the item.
* @param wait If the item hasn't reached the view yet, this attempts to wait for updates to commit.
*/
- (nullable NSIndexPath *)convertIndexPathFromCollectionNode:(NSIndexPath *)indexPath waitingIfNeeded:(BOOL)wait;
/**
* Attempt to get the node index path given the view-layer index path.
*
* @param indexPath The index path of the row.
*/
- (nullable NSIndexPath *)convertIndexPathToCollectionNode:(NSIndexPath *)indexPath;
/**
* Attempt to get the node index paths given the view-layer index paths.
*
* @param indexPaths An array of index paths in the view space
*/
- (nullable NSArray<NSIndexPath *> *)convertIndexPathsToCollectionNode:(nullable NSArray<NSIndexPath *> *)indexPaths;
- (void)beginUpdates;
- (void)endUpdatesAnimated:(BOOL)animated completion:(nullable void (^)(BOOL))completion;
@end
NS_ASSUME_NONNULL_END
#endif