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Caching scrollable directions is not safe (#2474)

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Garrett Moon 2016-10-24 14:05:03 -07:00 committed by Adlai Holler
parent f7b30577b8
commit 86a5aece9c
1 changed files with 1 additions and 8 deletions
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9
AsyncDisplayKit/Details/ASCollectionViewLayoutController.mm
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@ -30,7 +30,6 @@ typedef struct ASRangeGeometry ASRangeGeometry;
@package
ASCollectionView * __weak _collectionView;
UICollectionViewLayout * __strong _collectionViewLayout;
ASScrollDirection _scrollableDirections;
}
@end
@ -42,7 +41,6 @@ typedef struct ASRangeGeometry ASRangeGeometry;
return nil;
}
_scrollableDirections = [collectionView scrollableDirections];
_collectionView = collectionView;
_collectionViewLayout = [collectionView collectionViewLayout];
return self;
@ -74,12 +72,7 @@ typedef struct ASRangeGeometry ASRangeGeometry;
{
CGRect rect = _collectionView.bounds;
// Scrollable directions can change for non-flow layouts
if ([_collectionViewLayout asdk_isFlowLayout] == NO) {
_scrollableDirections = [_collectionView scrollableDirections];
}
return CGRectExpandToRangeWithScrollableDirections(rect, tuningParameters, _scrollableDirections, scrollDirection);
return CGRectExpandToRangeWithScrollableDirections(rect, tuningParameters, [_collectionView scrollableDirections], scrollDirection);
}
@end