@class NSString, NSArray; @interface MPSectionedCollection : NSObject <NSCopying, NSMutableCopying, NSSecureCoding, NSObject> { NSArray *_sectionedItems; NSArray *_sections; } @property (class, readonly) BOOL supportsSecureCoding; @property (readonly, nonatomic) id firstSection; @property (readonly, nonatomic) id lastSection; @property (readonly, nonatomic) id firstItem; @property (readonly, nonatomic) id lastItem; @property (readonly, nonatomic) long long totalItemCount; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)allItems; - (void)enumerateItemsUsingBlock:(id /* block */)a0; - (id)init; - (long long)globalIndexForIndexPath:(id)a0; - (void)encodeWithCoder:(id)a0; - (id)allSections; - (id)identifiersForSectionAtIndex:(long long)a0; - (id)indexPathForGlobalIndex:(long long)a0; - (long long)numberOfItemsInSection:(long long)a0; - (id)_stateDumpObject; - (BOOL)hasSameContentAsSectionedCollection:(id)a0; - (id)itemsInSectionAtIndex:(long long)a0; - (id)itemAtIndexPath:(id)a0; - (long long)numberOfSections; - (id)sectionAtIndex:(long long)a0; - (void).cxx_destruct; - (id)indexPathForItemWithIdentifiersIntersectingSet:(id)a0; - (void)enumerateItemsInSectionAtIndex:(long long)a0 usingBlock:(id /* block */)a1; - (id)identifiersForItemAtIndexPath:(id)a0; - (id)mutableCopyWithZone:(struct _NSZone { } *)a0; - (void)_initializeAsEmptySectionedCollection; - (id)initWithCoder:(id)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; - (void)enumerateSectionsUsingBlock:(id /* block */)a0; - (id)changeDetailsToSectionedCollection:(id)a0 isEqualBlock:(id /* block */)a1 isUpdatedBlock:(id /* block */)a2; - (id)changeDetailsToSectionedCollection:(id)a0 applyingUIKitWorkarounds:(BOOL)a1 isEqualBlock:(id /* block */)a2 isUpdatedBlock:(id /* block */)a3; - (void)enumerateItemIdentifiersInSectionAtIndex:(long long)a0 usingBlock:(id /* block */)a1; - (void)enumerateItemIdentifiersUsingBlock:(id /* block */)a0; - (void)enumerateSectionIdentifiersUsingBlock:(id /* block */)a0; - (id)lazyMapWithSections:(id /* block */)a0 items:(id /* block */)a1; @end