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