mirror of
https://github.com/Instagram/IGListKit
synced 2026-05-06 06:58:26 +00:00
8d8a632b67
Summary: Updating license language to meet FB open source standards. Pull Request resolved: https://github.com/Instagram/IGListKit/pull/1272 Differential Revision: D12844366 Pulled By: rnystrom fbshipit-source-id: 27ae49ae00d963c5c012c79c5738365c232a5773
82 lines
3.3 KiB
Objective-C
82 lines
3.3 KiB
Objective-C
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <IGListKit/IGListReloadDataUpdater.h>
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@implementation IGListReloadDataUpdater
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#pragma mark - IGListUpdatingDelegate
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- (NSPointerFunctions *)objectLookupPointerFunctions {
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return [NSPointerFunctions pointerFunctionsWithOptions:NSPointerFunctionsObjectPersonality];
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}
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- (void)performUpdateWithCollectionViewBlock:(IGListCollectionViewBlock)collectionViewBlock
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fromObjects:(NSArray *)fromObjects
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toObjectsBlock:(IGListToObjectBlock)toObjectsBlock
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animated:(BOOL)animated
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objectTransitionBlock:(IGListObjectTransitionBlock)objectTransitionBlock
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completion:(IGListUpdatingCompletion)completion {
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if (toObjectsBlock != nil) {
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NSArray *toObjects = toObjectsBlock() ?: @[];
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objectTransitionBlock(toObjects);
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}
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[self _synchronousReloadDataWithCollectionView:collectionViewBlock()];
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if (completion) {
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completion(YES);
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}
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}
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- (void)performUpdateWithCollectionViewBlock:(IGListCollectionViewBlock)collectionViewBlock
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animated:(BOOL)animated
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itemUpdates:(IGListItemUpdateBlock)itemUpdates
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completion:(IGListUpdatingCompletion)completion {
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itemUpdates();
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[self _synchronousReloadDataWithCollectionView:collectionViewBlock()];
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if (completion) {
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completion(YES);
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}
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}
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- (void)insertItemsIntoCollectionView:(UICollectionView *)collectionView indexPaths:(NSArray<NSIndexPath *> *)indexPaths {
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[self _synchronousReloadDataWithCollectionView:collectionView];
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}
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- (void)deleteItemsFromCollectionView:(UICollectionView *)collectionView indexPaths:(NSArray<NSIndexPath *> *)indexPaths {
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[self _synchronousReloadDataWithCollectionView:collectionView];
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}
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- (void)moveItemInCollectionView:(UICollectionView *)collectionView fromIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath {
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[self _synchronousReloadDataWithCollectionView:collectionView];
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}
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- (void)reloadItemInCollectionView:(UICollectionView *)collectionView fromIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath {
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[self _synchronousReloadDataWithCollectionView:collectionView];
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}
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- (void)moveSectionInCollectionView:(UICollectionView *)collectionView fromIndex:(NSInteger)fromIndex toIndex:(NSInteger)toIndex {
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[self _synchronousReloadDataWithCollectionView:collectionView];
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}
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- (void)reloadDataWithCollectionViewBlock:(IGListCollectionViewBlock)collectionViewBlock reloadUpdateBlock:(IGListReloadUpdateBlock)reloadUpdateBlock completion:(IGListUpdatingCompletion)completion {
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reloadUpdateBlock();
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[self _synchronousReloadDataWithCollectionView:collectionViewBlock()];
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if (completion) {
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completion(YES);
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}
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}
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- (void)reloadCollectionView:(UICollectionView *)collectionView sections:(NSIndexSet *)sections {
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[self _synchronousReloadDataWithCollectionView:collectionView];
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}
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- (void)_synchronousReloadDataWithCollectionView:(UICollectionView *)collectionView {
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[collectionView reloadData];
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[collectionView layoutIfNeeded];
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}
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@end
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