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ASCollectionNode.h
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69 lines (58 loc) · 2.38 KB
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//
// ASCollectionNode.h
// AsyncDisplayKit
//
// Created by Scott Goodson on 9/5/15.
// Copyright (c) 2015 Facebook. All rights reserved.
//
#import <AsyncDisplayKit/ASCollectionView.h>
/**
* ASCollectionNode is a node based class that wraps an ASCollectionView. It can be used
* as a subnode of another node, and provide room for many (great) features and improvements later on.
*/
@interface ASCollectionNode : ASDisplayNode
- (instancetype)initWithCollectionViewLayout:(UICollectionViewLayout *)layout;
- (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout;
@property (weak, nonatomic) id <ASCollectionDelegate> delegate;
@property (weak, nonatomic) id <ASCollectionDataSource> dataSource;
@property (nonatomic, readonly) ASCollectionView *view;
/**
* Tuning parameters for a range type.
*
* @param rangeType The range type to get the tuning parameters for.
*
* @returns A tuning parameter value for the given range type.
*
* Defaults to the render range having one sceenful both leading and trailing and the preload range having two
* screenfuls in both directions.
*/
- (ASRangeTuningParameters)tuningParametersForRangeType:(ASLayoutRangeType)rangeType;
/**
* Set the tuning parameters for a range type.
*
* @param tuningParameters The tuning parameters to store for a range type.
* @param rangeType The range type to set the tuning parameters for.
*/
- (void)setTuningParameters:(ASRangeTuningParameters)tuningParameters forRangeType:(ASLayoutRangeType)rangeType;
/**
* Reload everything from scratch, destroying the working range and all cached nodes.
*
* @param completion block to run on completion of asynchronous loading or nil. If supplied, the block is run on
* the main thread.
* @warning This method is substantially more expensive than UICollectionView's version.
*/
- (void)reloadDataWithCompletion:(void (^)())completion;
/**
* Reload everything from scratch, destroying the working range and all cached nodes.
*
* @warning This method is substantially more expensive than UICollectionView's version.
*/
- (void)reloadData;
/**
* Reload everything from scratch entirely on the main thread, destroying the working range and all cached nodes.
*
* @warning This method is substantially more expensive than UICollectionView's version and will block the main thread
* while all the cells load.
*/
- (void)reloadDataImmediately;
@end