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Code Issues Packages Projects Releases Wiki Activity

Support reloading supplementary nodes when sections reload

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This commit is contained in:
Levi McCallum
2015-10-06 12:10:28 -07:00
parent d77df45bfd
commit 9235ce5ac2
2 changed files with 20 additions and 2 deletions
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20
AsyncDisplayKit/Details/ASCollectionDataController.mm
View File

@@ -99,6 +99,8 @@
[self insertSections:sectionArray ofKind:kind atIndexSet:sections completion:nil];
[self batchLayoutNodes:nodes ofKind:kind atIndexPaths:_pendingIndexPaths[kind] completion:nil];
_pendingNodes[kind] = nil;
_pendingIndexPaths[kind] = nil;
}];
}
@@ -115,12 +117,26 @@
- (void)prepareForReloadSections:(NSIndexSet *)sections
{
// TODO: Implement
NSArray *elementKinds = [self.collectionDataSource supplementaryNodeKindsInDataController:self];
[elementKinds enumerateObjectsUsingBlock:^(NSString *kind, NSUInteger idx, BOOL *stop) {
NSMutableArray *nodes = [NSMutableArray array];
NSMutableArray *indexPaths = [NSMutableArray array];
[self _populateSupplementaryNodesOfKind:kind withSections:sections mutableNodes:nodes mutableIndexPaths:indexPaths];
_pendingNodes[kind] = nodes;
_pendingIndexPaths[kind] = indexPaths;
}];
}
- (void)willReloadSections:(NSIndexSet *)sections
{
// TODO: Implement
[_pendingNodes enumerateKeysAndObjectsUsingBlock:^(NSString *kind, NSMutableArray *nodes, BOOL *stop) {
NSArray *indexPaths = ASIndexPathsForMultidimensionalArrayAtIndexSet([self editingNodesOfKind:kind], sections);
[self deleteNodesOfKind:kind atIndexPaths:indexPaths completion:nil];
// reinsert the elements
[self batchLayoutNodes:nodes ofKind:kind atIndexPaths:_pendingIndexPaths[kind] completion:nil];
_pendingNodes[kind] = nil;
_pendingIndexPaths[kind] = nil;
}];
}
- (void)willMoveSection:(NSInteger)section toSection:(NSInteger)newSection

2
AsyncDisplayKit/Details/ASDataController.mm
View File

@@ -623,6 +623,8 @@ static void *kASSizingQueueContext = &kASSizingQueueContext;
[self _layoutNodesWithMainThreadAffinity:updatedNodes atIndexPaths:updatedIndexPaths];
[_editingTransactionQueue addOperationWithBlock:^{
[self willReloadSections:sections];
NSArray *indexPaths = ASIndexPathsForMultidimensionalArrayAtIndexSet(_editingNodes[ASDataControllerRowNodeKind], sections);
LOG(@"Edit Transaction - reloadSections: updatedIndexPaths: %@, indexPaths: %@, _editingNodes: %@", updatedIndexPaths, indexPaths, ASIndexPathsForMultidimensionalArray(_editingNodes[ASDataControllerRowNodeKind]));