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Merge pull request #184 from facebook/fix_deletion

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fix deletion
This commit is contained in:
Nadine Salter 2014-12-18 18:40:11 -08:00
commit 7a84e49f9f
1 changed files with 8 additions and 1 deletions
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9
AsyncDisplayKit/Details/ASRangeController.mm
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@ -57,6 +57,7 @@
@interface ASRangeController () {
NSSet *_workingRangeIndexPaths;
NSSet *_workingRangeNodes;
BOOL _workingRangeIsValid;
BOOL _queuedRangeUpdate;
@ -71,6 +72,7 @@
if (self = [super init]) {
_workingRangeIndexPaths = [NSSet set];
_workingRangeIsValid = YES;
}
return self;
@ -157,7 +159,7 @@
NSSet *workingRangeIndexPaths = [_layoutController workingRangeIndexPathsForScrolling:_scrollDirection viewportSize:viewportSize];
NSSet *visibleRangeIndexPaths = [NSSet setWithArray:indexPaths];
NSMutableSet *removedIndexPaths = [_workingRangeIndexPaths mutableCopy];
NSMutableSet *removedIndexPaths = _workingRangeIsValid ? [_workingRangeIndexPaths mutableCopy] : [NSMutableSet set];
[removedIndexPaths minusSet:workingRangeIndexPaths];
[removedIndexPaths minusSet:visibleRangeIndexPaths];
if (removedIndexPaths.count) {
@ -179,6 +181,7 @@
_workingRangeIndexPaths = workingRangeIndexPaths;
_workingRangeNodes = [NSSet setWithArray:[_delegate rangeController:self nodesAtIndexPaths:[workingRangeIndexPaths allObjects]]];
_workingRangeIsValid = YES;
}
_queuedRangeUpdate = NO;
@ -235,6 +238,7 @@
[self updateOnMainThreadWithBlock:^{
[_layoutController insertNodesAtIndexPaths:indexPaths withSizes:nodeSizes];
[_delegate rangeController:self didInsertNodesAtIndexPaths:indexPaths];
_workingRangeIsValid = NO;
}];
}
@ -242,6 +246,7 @@
[self updateOnMainThreadWithBlock:^{
[_layoutController deleteNodesAtIndexPaths:indexPaths];
[_delegate rangeController:self didDeleteNodesAtIndexPaths:indexPaths];
_workingRangeIsValid = NO;
}];
}
@ -261,6 +266,7 @@
[self updateOnMainThreadWithBlock:^{
[_layoutController insertSections:sectionNodeSizes atIndexSet:indexSet];
[_delegate rangeController:self didInsertSectionsAtIndexSet:indexSet];
_workingRangeIsValid = NO;
}];
}
@ -268,6 +274,7 @@
[self updateOnMainThreadWithBlock:^{
[_layoutController deleteSectionsAtIndexSet:indexSet];
[_delegate rangeController:self didDeleteSectionsAtIndexSet:indexSet];
_workingRangeIsValid = NO;
}];
}