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* Convert the codebase to Objective-C++ throughout. One language is better than two. * Put it back * Fix linker * Point explicitly to updated Weaver to unblock build * Revert "Point explicitly to updated Weaver to unblock build" This reverts commit fdc25296e8794d4e6e56c35f5fe6da2be3f71dbc. * Revert "Fix linker" This reverts commit 7be25f91519b8497ef42de79f115bcfbdb965c39. * Add in the frameworks * no message * Address spec lint warnings * Fix tvos build * Put that back * Address Michael's review * Add comment to kick CI
122 lines
3.1 KiB
Plaintext
122 lines
3.1 KiB
Plaintext
//
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// _ASCollectionViewCell.mm
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// Texture
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//
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// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
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// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
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// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
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//
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#import <AsyncDisplayKit/_ASCollectionViewCell.h>
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#import <AsyncDisplayKit/ASCellNode+Internal.h>
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#import <AsyncDisplayKit/ASCollectionElement.h>
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#import <AsyncDisplayKit/ASInternalHelpers.h>
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@implementation _ASCollectionViewCell
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- (ASCellNode *)node
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{
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return self.element.node;
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}
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- (void)setElement:(ASCollectionElement *)element
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{
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ASDisplayNodeAssertMainThread();
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ASCellNode *node = element.node;
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node.layoutAttributes = _layoutAttributes;
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_element = element;
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[node __setSelectedFromUIKit:self.selected];
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[node __setHighlightedFromUIKit:self.highlighted];
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}
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- (BOOL)consumesCellNodeVisibilityEvents
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{
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ASCellNode *node = self.node;
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if (node == nil) {
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return NO;
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}
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return ASSubclassOverridesSelector([ASCellNode class], [node class], @selector(cellNodeVisibilityEvent:inScrollView:withCellFrame:));
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}
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- (void)cellNodeVisibilityEvent:(ASCellNodeVisibilityEvent)event inScrollView:(UIScrollView *)scrollView
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{
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[self.node cellNodeVisibilityEvent:event inScrollView:scrollView withCellFrame:self.frame];
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}
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- (void)setSelected:(BOOL)selected
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{
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[super setSelected:selected];
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[self.node __setSelectedFromUIKit:selected];
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}
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- (void)setHighlighted:(BOOL)highlighted
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{
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[super setHighlighted:highlighted];
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[self.node __setHighlightedFromUIKit:highlighted];
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}
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- (void)setLayoutAttributes:(UICollectionViewLayoutAttributes *)layoutAttributes
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{
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_layoutAttributes = layoutAttributes;
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self.node.layoutAttributes = layoutAttributes;
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}
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- (void)prepareForReuse
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{
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self.layoutAttributes = nil;
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// Need to clear element before UIKit calls setSelected:NO / setHighlighted:NO on its cells
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self.element = nil;
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[super prepareForReuse];
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}
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/**
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* In the initial case, this is called by UICollectionView during cell dequeueing, before
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* we get a chance to assign a node to it, so we must be sure to set these layout attributes
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* on our node when one is next assigned to us in @c setNode: . Since there may be cases when we _do_ already
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* have our node assigned e.g. during a layout update for existing cells, we also attempt
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* to update it now.
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*/
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- (void)applyLayoutAttributes:(UICollectionViewLayoutAttributes *)layoutAttributes
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{
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[super applyLayoutAttributes:layoutAttributes];
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self.layoutAttributes = layoutAttributes;
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}
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/**
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* Keep our node filling our content view.
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*/
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- (void)layoutSubviews
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{
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[super layoutSubviews];
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self.node.frame = self.contentView.bounds;
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}
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@end
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/**
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* A category that makes _ASCollectionViewCell conform to IGListBindable.
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*
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* We don't need to do anything to bind the view model – the cell node
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* serves the same purpose.
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*/
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#if __has_include(<IGListKit/IGListBindable.h>)
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#import <IGListKit/IGListBindable.h>
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@interface _ASCollectionViewCell (IGListBindable) <IGListBindable>
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@end
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@implementation _ASCollectionViewCell (IGListBindable)
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- (void)bindViewModel:(id)viewModel
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{
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// nop
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}
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@end
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#endif
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