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Further implement data controller support and layout introspection

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This commit is contained in:
Levi McCallum
2015-09-29 08:59:40 -07:00
committed by Levi McCallum
parent 658b78d552
commit da7a2a5d48
9 changed files with 121 additions and 20 deletions
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15
AsyncDisplayKit/ASCollectionView.mm
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@@ -16,6 +16,7 @@
#import "ASBatchFetching.h"
#import "UICollectionViewLayout+ASConvenience.h"
#import "ASInternalHelpers.h"
#import "ASCollectionViewFlowLayoutInspector.h"
// FIXME: Temporary nonsense import until method names are finalized and exposed
#import "ASDisplayNode+Subclasses.h"
@@ -137,6 +138,7 @@ static BOOL _isInterceptedSelector(SEL sel)
ASCollectionDataController *_dataController;
ASRangeController *_rangeController;
ASCollectionViewLayoutController *_layoutController;
ASCollectionViewFlowLayoutInspector *_flowLayoutInspector;
BOOL _performingBatchUpdates;
NSMutableArray *_batchUpdateBlocks;
@@ -202,7 +204,11 @@ static BOOL _isInterceptedSelector(SEL sel)
_dataController = [[ASCollectionDataController alloc] initWithAsyncDataFetching:asyncDataFetchingEnabled];
_dataController.delegate = _rangeController;
_dataController.dataSource = self;
_flowLayoutInspector = [[ASCollectionViewFlowLayoutInspector alloc] init];
// TODO: Implement a better path of falling-back to a flow layout
_flowLayoutInspector.layout = (UICollectionViewFlowLayout *)layout;
_batchContext = [[ASBatchContext alloc] init];
_leadingScreensForBatching = 1.0;
@@ -377,7 +383,7 @@ static BOOL _isInterceptedSelector(SEL sel)
[self performBatchAnimated:YES updates:updates completion:completion];
}
- (void)registerSupplementaryViewOfKind:(NSString *)elementKind
- (void)registerSupplementaryNodeOfKind:(NSString *)elementKind
{
[self registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:elementKind
withReuseIdentifier:[self __reuseIdentifierForKind:elementKind]];
@@ -677,6 +683,11 @@ static BOOL _isInterceptedSelector(SEL sel)
return constrainedSize;
}
- (ASSizeRange)dataController:(ASCollectionDataController *)dataController constrainedSizeForSupplementaryNodeOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath
{
return [self.layoutDelegate collectionView:self constrainedSizeForSupplementaryNodeOfKind:kind atIndexPath:indexPath];
}
- (NSUInteger)dataController:(ASDataController *)dataController rowsInSection:(NSUInteger)section
{
return [_asyncDataSource collectionView:self numberOfItemsInSection:section];