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optimize reload data, reload sections, & move nodes performance & logic

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This commit is contained in:
Luke Zhao
2016-02-17 14:52:33 -08:00
parent 205feef58c
commit 40791dd859
11 changed files with 479 additions and 347 deletions
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105
AsyncDisplayKit/ASCollectionView.mm
View File

@@ -249,7 +249,7 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
_superIsPendingDataLoad = YES;
[super reloadData];
});
[_dataController reloadDataWithAnimationOptions:kASCollectionViewAnimationNone completion:completion];
[_dataController reloadDataWithCompletion:completion];
}
- (void)reloadData
@@ -261,7 +261,7 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
{
ASDisplayNodeAssertMainThread();
_superIsPendingDataLoad = YES;
[_dataController reloadDataImmediatelyWithAnimationOptions:kASCollectionViewAnimationNone];
[_dataController reloadDataImmediately];
[super reloadData];
}
@@ -446,7 +446,7 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
- (void)moveSection:(NSInteger)section toSection:(NSInteger)newSection
{
ASDisplayNodeAssertMainThread();
[_dataController moveSection:section toSection:newSection withAnimationOptions:kASCollectionViewAnimationNone];
[_dataController moveSection:section toSection:newSection];
}
- (void)insertItemsAtIndexPaths:(NSArray *)indexPaths
@@ -470,7 +470,7 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
- (void)moveItemAtIndexPath:(NSIndexPath *)indexPath toIndexPath:(NSIndexPath *)newIndexPath
{
ASDisplayNodeAssertMainThread();
[_dataController moveRowAtIndexPath:indexPath toIndexPath:newIndexPath withAnimationOptions:kASCollectionViewAnimationNone];
[_dataController moveRowAtIndexPath:indexPath toIndexPath:newIndexPath];
}
- (NSString *)__reuseIdentifierForKind:(NSString *)kind
@@ -941,6 +941,46 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
}
}
- (void)rangeController:(ASRangeController *)rangeController didReloadNodes:(NSArray *)nodes atIndexPaths:(NSArray *)indexPaths withAnimationOptions:(ASDataControllerAnimationOptions)animationOptions
{
ASDisplayNodeAssertMainThread();
if (!self.asyncDataSource || _superIsPendingDataLoad) {
return; // if the asyncDataSource has become invalid while we are processing, ignore this request to avoid crashes
}
if (_performingBatchUpdates) {
[_layoutFacilitator collectionViewWillEditCellsAtIndexPaths:indexPaths batched:YES];
[_batchUpdateBlocks addObject:^{
[super reloadItemsAtIndexPaths:indexPaths];
}];
} else {
[_layoutFacilitator collectionViewWillEditCellsAtIndexPaths:indexPaths batched:NO];
[UIView performWithoutAnimation:^{
[super reloadItemsAtIndexPaths:indexPaths];
}];
}
}
- (void)rangeController:(ASRangeController *)rangeController didMoveNodeAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath
{
ASDisplayNodeAssertMainThread();
if (!self.asyncDataSource || _superIsPendingDataLoad) {
return; // if the asyncDataSource has become invalid while we are processing, ignore this request to avoid crashes
}
if (_performingBatchUpdates) {
[_layoutFacilitator collectionViewWillEditCellsAtIndexPaths:@[fromIndexPath] batched:YES];
[_batchUpdateBlocks addObject:^{
[super moveItemAtIndexPath:fromIndexPath toIndexPath:toIndexPath];
}];
} else {
[_layoutFacilitator collectionViewWillEditCellsAtIndexPaths:@[fromIndexPath] batched:NO];
[UIView performWithoutAnimation:^{
[super moveItemAtIndexPath:fromIndexPath toIndexPath:toIndexPath];
}];
}
}
- (void)rangeController:(ASRangeController *)rangeController didInsertSectionsAtIndexSet:(NSIndexSet *)indexSet withAnimationOptions:(ASDataControllerAnimationOptions)animationOptions
{
ASDisplayNodeAssertMainThread();
@@ -961,6 +1001,26 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
}
}
- (void)rangeController:(ASRangeController *)rangeController didReloadSectionsAtIndexSet:(NSIndexSet *)indexSet withAnimationOptions:(ASDataControllerAnimationOptions)animationOptions
{
ASDisplayNodeAssertMainThread();
if (!self.asyncDataSource || _superIsPendingDataLoad) {
return; // if the asyncDataSource has become invalid while we are processing, ignore this request to avoid crashes
}
if (_performingBatchUpdates) {
[_layoutFacilitator collectionViewWillEditSectionsAtIndexSet:indexSet batched:YES];
[_batchUpdateBlocks addObject:^{
[super reloadSections:indexSet];
}];
} else {
[_layoutFacilitator collectionViewWillEditSectionsAtIndexSet:indexSet batched:NO];
[UIView performWithoutAnimation:^{
[super reloadSections:indexSet];
}];
}
}
- (void)rangeController:(ASRangeController *)rangeController didDeleteSectionsAtIndexSet:(NSIndexSet *)indexSet withAnimationOptions:(ASDataControllerAnimationOptions)animationOptions
{
ASDisplayNodeAssertMainThread();
@@ -981,6 +1041,43 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
}
}
- (void)rangeController:(ASRangeController *)rangeController didMoveSection:(NSInteger)fromIndex toSection:(NSInteger)toIndex
{
ASDisplayNodeAssertMainThread();
if (!self.asyncDataSource || _superIsPendingDataLoad) {
return; // if the asyncDataSource has become invalid while we are processing, ignore this request to avoid crashes
}
if (_performingBatchUpdates) {
[_layoutFacilitator collectionViewWillEditSectionsAtIndexSet:[NSIndexSet indexSetWithIndex:fromIndex] batched:YES];
[_batchUpdateBlocks addObject:^{
[super moveSection:fromIndex toSection:toIndex];
}];
} else {
[_layoutFacilitator collectionViewWillEditSectionsAtIndexSet:[NSIndexSet indexSetWithIndex:fromIndex] batched:NO];
[UIView performWithoutAnimation:^{
[super moveSection:fromIndex toSection:toIndex];
}];
}
}
- (void)rangeControllerDidReloadData:(ASRangeController *)rangeController{
ASDisplayNodeAssertMainThread();
if (!self.asyncDataSource || _superIsPendingDataLoad) {
return; // if the asyncDataSource has become invalid while we are processing, ignore this request to avoid crashes
}
if (_performingBatchUpdates) {
[_batchUpdateBlocks addObject:^{
[super reloadData];
}];
} else {
[UIView performWithoutAnimation:^{
[super reloadData];
}];
}
}
#pragma mark - ASCellNodeDelegate
- (void)nodeDidRelayout:(ASCellNode *)node sizeChanged:(BOOL)sizeChanged