@class NSIndexSet, NSMutableIndexSet; @interface MediaControlsCollectionViewCountData : NSObject <NSCopying> { NSMutableIndexSet *_insertedIndexes; NSMutableIndexSet *_deletedIndexes; NSMutableIndexSet *_updatedIndexes; } @property (nonatomic) long long numberOfItems; @property (nonatomic) BOOL hasPendingChanges; @property (readonly, copy, nonatomic) NSIndexSet *insertedIndexes; @property (readonly, copy, nonatomic) NSIndexSet *deletedIndexes; @property (readonly, copy, nonatomic) NSIndexSet *updatedIndexes; - (id)init; - (void)reloadItemsAtIndexes:(id)a0; - (void).cxx_destruct; - (id)copyWithZone:(struct _NSZone { } *)a0; - (void)insertItemAtIndex:(long long)a0; - (void)applyChanges; - (id)initWithNumberOfItems:(long long)a0; - (void)deleteItemAtIndex:(long long)a0; - (void)deleteItemsAtIndexes:(id)a0; - (void)insertItemsAtIndexes:(id)a0; - (void)moveItemAtIndex:(long long)a0 toIndex:(long long)a1; - (void)reloadItemAtIndex:(long long)a0; - (BOOL)validateCountForNumberOfItems:(long long)a0; @end