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

52 lines
1.6 KiB
Objective-C

//
// ASCollectionElement.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/ASDataController.h>
#import <AsyncDisplayKit/ASTraitCollection.h>
@class ASDisplayNode;
@protocol ASRangeManagingNode;
NS_ASSUME_NONNULL_BEGIN
AS_SUBCLASSING_RESTRICTED
@interface ASCollectionElement : NSObject
@property (nullable, nonatomic, copy, readonly) NSString *supplementaryElementKind;
@property (nonatomic) ASSizeRange constrainedSize;
@property (nonatomic, weak, readonly) id<ASRangeManagingNode> owningNode;
@property (nonatomic) ASPrimitiveTraitCollection traitCollection;
@property (nullable, nonatomic, readonly) id nodeModel;
- (instancetype)initWithNodeModel:(nullable id)nodeModel
nodeBlock:(ASCellNodeBlock)nodeBlock
supplementaryElementKind:(nullable NSString *)supplementaryElementKind
constrainedSize:(ASSizeRange)constrainedSize
owningNode:(id<ASRangeManagingNode>)owningNode
traitCollection:(ASPrimitiveTraitCollection)traitCollection;
/**
* @return The node, running the node block if necessary. The node block will be discarded
* after the first time it is run.
*/
@property (readonly) ASCellNode *node;
/**
* @return The node, if the node block has been run already.
*/
@property (nullable, readonly) ASCellNode *nodeIfAllocated;
@end
NS_ASSUME_NONNULL_END
#endif