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[ASDataController] Cancel if we lose our data source, fix bugs (#1987)

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[ASRangeController] We're already on main thread, remove blocks

Make data source read-only, clarify what's asynchronous

[ASDataController] Clean up some interfaces

[ASDataController] A little more cleanup

[ASDataController] Cleanup

[ASDataController] Restore some changes, exit more often

[ASDataController] Use item counts that we already have rather than requerying them

[ASDataController] Revert weakifications

[ASDataController] Add a mechanism to measure how much work we avoided
This commit is contained in:
Adlai Holler
2016-08-05 15:39:33 -07:00
committed by GitHub
parent 39da5d2cb0
commit 1fbf8ad073
10 changed files with 159 additions and 123 deletions
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5
AsyncDisplayKit/ASCollectionView.mm
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@@ -87,7 +87,7 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
#pragma mark -
#pragma mark ASCollectionView.
@interface ASCollectionView () <ASRangeControllerDataSource, ASRangeControllerDelegate, ASDataControllerSource, ASCellNodeInteractionDelegate, ASDelegateProxyInterceptor, ASBatchFetchingScrollView, ASDataControllerEnvironmentDelegate> {
@interface ASCollectionView () <ASRangeControllerDataSource, ASRangeControllerDelegate, ASCollectionDataControllerSource, ASCellNodeInteractionDelegate, ASDelegateProxyInterceptor, ASBatchFetchingScrollView, ASDataControllerEnvironmentDelegate> {
ASCollectionViewProxy *_proxyDataSource;
ASCollectionViewProxy *_proxyDelegate;
@@ -232,9 +232,8 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
_rangeController.delegate = self;
_rangeController.layoutController = _layoutController;
_dataController = [[ASCollectionDataController alloc] init];
_dataController = [[ASCollectionDataController alloc] initWithDataSource:self];
_dataController.delegate = _rangeController;
_dataController.dataSource = self;
_dataController.environmentDelegate = self;
_batchContext = [[ASBatchContext alloc] init];