Searching for iOS 13.1.3 Headers
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/* * This header is generated by classdump-dyld 1.0 * on Sunday, November 10, 2019 at 11:08:29 PM Eastern European Standard Time * Operating System: Version 13.1.3 (Build 17A878) * Image Source: /System/Library/PrivateFrameworks/UIKitCore.framework/UIKitCore * classdump-dyld is licensed under GPLv3, Copyright © 2013-2016 by Elias Limneos. */ #import <UIKitCore/UIKitCore-Structs.h> #import <UIKitCore/UIScrollView.h> #import <UIKitCore/_UIHorizontalIndexTitleBarDelegate.h> #import <UIKit/UIContextMenuInteractionDelegate.h> #import <UIKitCore/_UIKeyboardAutoRespondingScrollView.h> #import <UIKitCore/_UIDataSourceBackedView.h> #import <UIKit/UIDataSourceTranslating.h> @protocol UICollectionViewDataSource_Private, UICollectionViewDataSourcePrefetching, UICollectionViewDragDelegate_Private, UICollectionViewDropDelegate_Private, UICollectionViewDragDestination, UICollectionViewDragSource; @class UICollectionViewLayout, UIView, NSMutableSet, NSMutableDictionary, NSHashTable, UICollectionReusableView, NSString, NSIndexPath, UICollectionViewData, UICollectionViewUpdate, _UIIndexPathIdentityTracker, NSMutableArray, NSArray, UITouch, UICollectionViewLayoutAttributes, _UIDynamicAnimationGroup, _UIDragSnappingFeedbackGenerator, NSTimer, UIFocusContainerGuide, NSSet, _UICollectionViewPrefetchingContext, _UIVelocityIntegrator, _UICollectionViewDragAndDropController, _UICollectionViewDragSourceController, _UICollectionViewDragDestinationController, _UICollectionViewOrthogonalScrollerSectionController, _UICollectionViewMultiSelectController, UIContextMenuInteraction, _UIFocusFastScrollingIndexBarEntry, _UIHorizontalIndexTitleBar, UICollectionViewCell; @interface UICollectionView : UIScrollView <_UIHorizontalIndexTitleBarDelegate, UIContextMenuInteractionDelegate, _UIKeyboardAutoRespondingScrollView, _UIDataSourceBackedView, UIDataSourceTranslating> {UICollectionViewLayout* _layout;id<UICollectionViewDataSource_Private> _dataSource;UIView* _backgroundView;NSMutableSet* _indexPathsForSelectedItems;NSMutableDictionary* _cellReuseQueues;NSMutableDictionary* _supplementaryViewReuseQueues;NSMutableSet* _indexPathsForHighlightedItems;NSHashTable* _notifiedDisplayedCells;long long _reloadingSuspendedCount;long long _updateAnimationCount;UICollectionReusableView* _firstResponderView;UIView* _newContentView;long long _firstResponderViewType;NSString* _firstResponderViewKind;NSIndexPath* _firstResponderIndexPath;NSMutableDictionary* _visibleCellsDict;NSMutableDictionary* _visibleSupplementaryViewsDict;NSMutableDictionary* _visibleDecorationViewsDict;NSMutableDictionary* _clonedCellsDict;NSMutableDictionary* _clonedSupplementaryViewsDict;NSMutableDictionary* _clonedDecorationViewsDict;NSMutableDictionary* _templateLayoutCells;NSIndexPath* _pendingSelectionIndexPath;NSMutableSet* _pendingDeselectionIndexPaths;UICollectionViewData* _collectionViewData;UICollectionViewUpdate* _currentUpdate;CGRect _visibleBounds;UIEdgeInsets _visibleRectInsets;CGRect _preRotationBounds;CGPoint _rotationBoundsOffset;long long _rotationAnimationCount;_UIIndexPathIdentityTracker* _identityTracker;long long _updateCount;NSMutableArray* _insertItems;NSMutableArray* _deleteItems;NSMutableArray* _reloadItems;NSMutableArray* _moveItems;NSArray* _originalInsertItems;NSArray* _originalDeleteItems;UITouch* _currentTouch;/*^block*/id _updateCompletionHandler;/*^block*/id _postUpdateBlock;NSMutableDictionary* _cellClassDict;NSMutableDictionary* _cellNibDict;NSMutableDictionary* _supplementaryViewClassDict;NSMutableDictionary* _supplementaryViewNibDict;NSMutableDictionary* _cellNibExternalObjectsTables;NSMutableDictionary* _supplementaryViewNibExternalObjectsTables;NSMutableSet* _supplementaryViewRegisteredKinds;UICollectionViewLayoutAttributes* _transitionLayoutAttributes;BOOL _isInInteractiveTransition;BOOL _shouldAccumulateTrackedLayoutValues;NSMutableDictionary* _interactiveTransitionInfos;/*^block*/id _interactiveCompletionHandler;double _currentInteractiveTransitionTimeStamp;double _previousInteractiveTransitionTimeStamp;double _startTimeStamp;CGPoint _currentCenterOffset;CGPoint _previousCenterOffset;double _currentInteractiveTransitionProgress;double _previousInteractiveTransitionProgress;_UIDynamicAnimationGroup* _endInteractiveTransitionAnimationGroup;UICollectionViewLayout* _nextLayoutForInteractiveTranstion;_UIDragSnappingFeedbackGenerator* _reorderFeedbackGenerator;NSMutableDictionary* _interactiveTransitionValueTrackingDict;NSMutableArray* _trackedValuesKeys;NSMutableSet* _invalidatedItemIndexPaths;NSMutableDictionary* _invalidatedSupplementaryIndexPaths;NSMutableDictionary* _invalidatedDecorationIndexPaths;/*^block*/id _invalidationBlock;CGPoint _reorderingTargetPosition;NSTimer* _autoscrollTimer;long long _focusedViewType;UIFocusContainerGuide* _contentFocusContainerGuide;CGPoint _horizontalIndexTitleBarOffset;struct {unsigned delegateShouldHighlightItemAtIndexPath : 1;unsigned delegateDidHighlightItemAtIndexPath : 1;unsigned delegateDidUnhighlightItemAtIndexPath : 1;unsigned delegateShouldSelectItemAtIndexPath : 1;unsigned delegateShouldDeselectItemAtIndexPath : 1;unsigned delegateDidSelectItemAtIndexPath : 1;unsigned delegateDidDeselectItemAtIndexPath : 1;unsigned delegateSupportsMenus : 1;unsigned delegateWillDisplayCell : 1;unsigned delegateWillDisplaySupplementaryView : 1;unsigned delegateDidEndDisplayingCell : 1;unsigned delegateDidEndDisplayingSupplementaryView : 1;unsigned delegateIndexForReferenceItemDuringLayoutTransition : 1;unsigned delegateOverrideForTransitionOffsetSize : 1;unsigned delegateTargetContentOffsetForProposedContentOffsetSPI : 1;unsigned delegateTargetContentOffsetForProposedContentOffset : 1;unsigned delegateTargetIndexPathForMoveSPI : 1;unsigned delegateTargetIndexPathForMove : 1;unsigned delegateCanFocusItemAtIndexPath_deprecated : 1;unsigned delegateDidFocusItemAtIndexPath_deprecated : 1;unsigned delegateCanFocusItemAtIndexPath : 1;unsigned delegateDidFocusItemAtIndexPath : 1;unsigned delegateDidUnfocusItemAtIndexPath : 1;unsigned delegateIndexPathForPreferredFocusedItem : 1;unsigned delegateShouldUpdateFocusFromRowAtIndexPathToView : 1;unsigned delegateIndexPathForPreferredFocusedView : 1;unsigned delegateShouldUpdateFocusInContext : 1;unsigned delegateDidUpdateFocusInContext : 1;unsigned delegateTemplateLayoutCell : 1;unsigned delegateWillLayoutCellUsingTemplateLayoutCell : 1;unsigned delegateHorizontalIndexTitleBarSelectedEntry : 1;unsigned delegateWasNonNil : 1;unsigned delegateContextMenuConfigurationForItemAtIndexPath : 1;unsigned delegateContextMenuPreviewForHighlighting : 1;unsigned delegateContextMenuPreviewForDismissing : 1;unsigned delegateContextMenuwillPerformPreviewActionForMenuWithConfiguration : 1;unsigned delegateContextMenuWillCommitMenuWithAnimator : 1;unsigned dataSourceNumberOfSections : 1;unsigned dataSourceViewForSupplementaryElement : 1;unsigned dataSourceCanMoveItemAtIndexPathSPI : 1;unsigned dataSourceMoveItemAtIndexPathSPI : 1;unsigned dataSourceCanMoveItemAtIndexPath : 1;unsigned dataSourceMoveItemAtIndexPath : 1;unsigned dataSourceSectionIndexTitlesSPI : 1;unsigned dataSourceSectionIndexTitlesTrimmedToCountSPI : 1;unsigned dataSourceIndexPathForSectionIndexSPI : 1;unsigned dataSourceIndexTitles : 1;unsigned dataSourceIndexPathForIndex : 1;unsigned dataSourceWasNonNil : 1;unsigned dataSourceIsDiffableDataSource : 1;unsigned prefetchDataSourcePrefetchItemsAtIndexPaths : 1;unsigned prefetchDataSourceCancelPrefetchingForItemsAtIndexPaths : 1;unsigned prefetchDataSourceWasNonNil : 1;unsigned reloadSkippedDuringSuspension : 1;unsigned scheduledUpdateVisibleCells : 1;unsigned allowDisablingContentOffsetAdjustmentForContentSizeChange : 1;unsigned scheduledUpdateVisibleCellLayoutAttributes : 1;unsigned allowsSelection : 1;unsigned allowsMultipleSelection : 1;unsigned allowsSelectionDuringEditing : 1;unsigned allowsUserInitiatedMultipleSelection : 1;unsigned allowsMultipleSelectionDuringEditing : 1;unsigned displaysHorizontalIndexTitleBar : 1;unsigned fadeCellsForBoundsChange : 1;unsigned updatingLayout : 1;unsigned needsReload : 1;unsigned reloading : 1;unsigned skipLayoutDuringSnapshotting : 1;unsigned layoutInvalidatedSinceLastCellUpdate : 1;unsigned doneFirstLayout : 1;unsigned loadingOffscreenViews : 1;unsigned updating : 1;unsigned updatingVisibleCells : 1;unsigned preRotationBoundsSet : 1;unsigned updateFocusAfterItemAnimations : 1;unsigned remembersLastFocusedIndexPath : 1;unsigned updateFocusAfterLoadingCells : 1;unsigned performingLayout : 1;unsigned keepsFirstResponderVisibleOnBoundsChange : 1;unsigned inCreateTemplateCell : 1;unsigned editing : 1;unsigned shouldDeriveVisibleBoundsFromContainingScrollView : 1;unsigned usingCustomLayoutMargins : 1;unsigned settingDefaultLayoutMargins : 1;unsigned defaultLayoutMarginsSetFromViewController : 1;unsigned shouldPrefetchCellsWhenPerformingReloadData : 1;unsigned scheduledReloadPrefetchDuringNextLayoutPass : 1;unsigned indexTitlesLoaded : 1;unsigned shouldApplyShadowUpdates : 1;unsigned preventNotificationOfRebaseObserversWhenApplyingUpdates : 1;unsigned allowsVisibleCellUpdatesDuringUpdateAnimations : 1;unsigned isCompletingInteractiveMovement : 1;unsigned isRegisteredForGeometryChanges : 1;unsigned generatingDescriptionWithDataSource : 1;unsigned skipAttributesApplication : 1;unsigned isApplyingDiffableUpdate : 1;unsigned isAnimatingInteractiveMovementCompletion : 1;unsigned shouldResetInitialLayoutOnDataSourceChange : 1;} _collectionViewFlags;CGPoint _lastLayoutOffset;NSIndexPath* _cancellingToIndexPath;NSSet* _currentlyAnimatingReorderedIndexPaths;long long _prefetchMode;_UICollectionViewPrefetchingContext* _currentPrefetchingContext;NSMutableDictionary* _prefetchCacheItems;_UIVelocityIntegrator* _prefetchVelocityIntegrator;id<UICollectionViewDataSourcePrefetching> _prefetchDataSource;long long _containerScrollViewVisitationCount;_UICollectionViewDragAndDropController* _dragAndDropController;long long _performUsingPresentationValuesRefCount;id<UICollectionViewDragDelegate_Private> _dragDelegate;id<UICollectionViewDropDelegate_Private> _dropDelegate;long long _dragInteractionEnabledState;id<UICollectionViewDragDestination> _dragDestinationDelegate;id<UICollectionViewDragSource> _dragSourceDelegate;_UICollectionViewDragSourceController* _dragSourceController;_UICollectionViewDragDestinationController* _dragDestinationController;long long _dragReorderingCadence;long long _dragPlaceholderInsertionCadence;long long _reorderingCadence;NSIndexPath* _highlightedSpringLoadedItem;_UICollectionViewOrthogonalScrollerSectionController* _orthogonalScrollerController;NSMutableDictionary* _orthogonalSectionPrefetchingContexts;_UICollectionViewMultiSelectController* _multiSelectController;UIContextMenuInteraction* _contextMenuInteraction;BOOL _prefetchingEnabled;BOOL _searchFullPageOnFocusUpdate;BOOL _isMovingFocusFromHorizontalIndexTitleBarToContent;NSIndexPath* _focusedCellIndexPath;UICollectionReusableView* _focusedCell;NSString* _focusedCellElementKind;_UIFocusFastScrollingIndexBarEntry* _selectedIndexTitleEntry;_UIHorizontalIndexTitleBar* _horizontalIndexTitleBar;NSIndexPath* _indexPathOfFocusedCellBeforeFocusingOnHorizontalIndexTitleBar;/*^block*/id _navigationCompletion;UIFocusContainerGuide* _endOfContentFocusContainerGuide;UICollectionViewCell* _currentPromiseFulfillmentCell;UIEdgeInsets _defaultLayoutMargins;}@property (setter=_setCurrentTouch:,getter=_currentTouch,nonatomic,retain) UITouch * currentTouch; //@synthesize currentTouch=_currentTouch - In the implementation block@property (setter=_setFocusedCellIndexPath:,getter=_focusedCellIndexPath,nonatomic,copy) NSIndexPath * focusedCellIndexPath; //@synthesize focusedCellIndexPath=_focusedCellIndexPath - In the implementation block@property (setter=_setFocusedCell:,getter=_focusedCell,nonatomic,retain) UICollectionReusableView * focusedCell; //@synthesize focusedCell=_focusedCell - In the implementation block@property (setter=_setFocusedCellElementKind:,getter=_focusedCellElementKind,nonatomic,copy) NSString * focusedCellElementKind; //@synthesize focusedCellElementKind=_focusedCellElementKind - In the implementation block@property (nonatomic,retain) _UIFocusFastScrollingIndexBarEntry * selectedIndexTitleEntry; //@synthesize selectedIndexTitleEntry=_selectedIndexTitleEntry - In the implementation block@property (assign,setter=_setSearchFullPageOnFocusUpdate:,getter=_searchFullPageOnFocusUpdate,nonatomic) BOOL searchFullPageOnFocusUpdate; //@synthesize searchFullPageOnFocusUpdate=_searchFullPageOnFocusUpdate - In the implementation block@property (assign,setter=_setDefaultLayoutMargins:,getter=_defaultLayoutMargins,nonatomic) UIEdgeInsets defaultLayoutMargins; //@synthesize defaultLayoutMargins=_defaultLayoutMargins - In the implementation block@property (setter=_setHorizontalIndexTitleBar:,getter=_horizontalIndexTitleBar,nonatomic,retain) _UIHorizontalIndexTitleBar * horizontalIndexTitleBar; //@synthesize horizontalIndexTitleBar=_horizontalIndexTitleBar - In the implementation block@property (nonatomic,retain) NSIndexPath * indexPathOfFocusedCellBeforeFocusingOnHorizontalIndexTitleBar; //@synthesize indexPathOfFocusedCellBeforeFocusingOnHorizontalIndexTitleBar=_indexPathOfFocusedCellBeforeFocusingOnHorizontalIndexTitleBar - In the implementation block@property (assign,nonatomic) BOOL isMovingFocusFromHorizontalIndexTitleBarToContent; //@synthesize isMovingFocusFromHorizontalIndexTitleBarToContent=_isMovingFocusFromHorizontalIndexTitleBarToContent - In the implementation block@property (getter=_currentUpdate,nonatomic,readonly) UICollectionViewUpdate * currentUpdate;@property (getter=_collectionViewData,nonatomic,readonly) UICollectionViewData * collectionViewData;@property (getter=_visibleViews,nonatomic,readonly) NSArray * visibleViews;@property (getter=_isEditing,nonatomic,readonly) BOOL _editing;@property (getter=_allowsEffectiveSelection,nonatomic,readonly) BOOL allowsEffectiveSelection;@property (getter=_allowsEffectiveMultipleSelection,nonatomic,readonly) BOOL allowsEffectiveMultipleSelection;@property (setter=_setNavigationCompletion:,getter=_navigationCompletion,nonatomic,copy) id navigationCompletion; //@synthesize navigationCompletion=_navigationCompletion - In the implementation block@property (getter=_endOfContentFocusContainerGuide,nonatomic,readonly) UIFocusContainerGuide * endOfContentFocusContainerGuide; //@synthesize endOfContentFocusContainerGuide=_endOfContentFocusContainerGuide - In the implementation block@property (setter=_setCurrentPromiseFulfillmentCell:,getter=_currentPromiseFulfillmentCell,nonatomic,retain) UICollectionViewCell * currentPromiseFulfillmentCell; //@synthesize currentPromiseFulfillmentCell=_currentPromiseFulfillmentCell - In the implementation block@property (getter=_reorderedItems,nonatomic,readonly) NSArray * reorderedItems;@property (getter=_reorderingTargetPosition,nonatomic,readonly) CGPoint reorderingTargetPosition;@property (getter=_dataSourceSupportsReordering,nonatomic,readonly) BOOL dataSourceSupportsReordering;@property (nonatomic,retain) UICollectionViewLayout * collectionViewLayout; //@synthesize layout=_layout - In the implementation block@property (assign,nonatomic,__weak) id<UICollectionViewDelegate> delegate;@property (assign,nonatomic,__weak) id<UICollectionViewDataSource> dataSource; //@synthesize dataSource=_dataSource - In the implementation block@property (assign,nonatomic,__weak) id<UICollectionViewDataSourcePrefetching> prefetchDataSource;@property (assign,getter=isPrefetchingEnabled,nonatomic) BOOL prefetchingEnabled; //@synthesize prefetchingEnabled=_prefetchingEnabled - In the implementation block@property (assign,nonatomic,__weak) id<UICollectionViewDragDelegate> dragDelegate;@property (assign,nonatomic,__weak) id<UICollectionViewDropDelegate> dropDelegate;@property (assign,nonatomic) BOOL dragInteractionEnabled;@property (assign,nonatomic) long long reorderingCadence;@property (nonatomic,retain) UIView * backgroundView; //@synthesize backgroundView=_backgroundView - In the implementation block@property (assign,nonatomic) BOOL allowsSelection;@property (assign,nonatomic) BOOL allowsMultipleSelection;@property (nonatomic,readonly) NSArray * indexPathsForSelectedItems;@property (nonatomic,readonly) BOOL hasUncommittedUpdates;@property (nonatomic,readonly) long long numberOfSections;@property (nonatomic,readonly) NSArray * visibleCells;@property (nonatomic,readonly) NSArray * indexPathsForVisibleItems;@property (assign,nonatomic) BOOL remembersLastFocusedIndexPath;@property (nonatomic,readonly) BOOL hasActiveDrag;@property (nonatomic,readonly) BOOL hasActiveDrop;@property (readonly) unsigned long long hash;@property (readonly) Class superclass;@property (copy,readonly) NSString * description;@property (copy,readonly) NSString * debugDescription;@property (assign,setter=_setKeepsFirstResponderVisibleOnBoundsChange:,getter=_keepsFirstResponderVisibleOnBoundsChange,nonatomic) BOOL keepsFirstResponderVisibleOnBoundsChange;+(id)_reuseKeyForSupplementaryViewOfKind:(id)arg1 withReuseIdentifier:(id)arg2 ;-(void)dealloc;-(NSString *)description;-(void)encodeWithCoder:(id)arg1 ;-(id)initWithCoder:(id)arg1 ;-(void)setDelegate:(id<UICollectionViewDelegate>)arg1 ;-(void)setBounds:(CGRect)arg1 ;-(id<UICollectionViewDataSource>)dataSource;-(void)setDataSource:(id<UICollectionViewDataSource>)arg1 ;-(void)setContentSize:(CGSize)arg1 ;-(BOOL)_isEditing;-(void)setFrame:(CGRect)arg1 ;-(CGSize)intrinsicContentSize;-(id)initWithFrame:(CGRect)arg1 ;-(void)traitCollectionDidChange:(id)arg1 ;-(UIView *)backgroundView;-(id)preferredFocusedView;-(BOOL)canBecomeFocused;-(void)layoutSubviews;-(void)setLayoutMargins:(UIEdgeInsets)arg1 ;-(void)setScrollEnabled:(BOOL)arg1 ;-(void)touchesBegan:(id)arg1 withEvent:(id)arg2 ;-(void)touchesMoved:(id)arg1 withEvent:(id)arg2 ;-(void)touchesEnded:(id)arg1 withEvent:(id)arg2 ;-(void)touchesCancelled:(id)arg1 withEvent:(id)arg2 ;-(void)setSpringLoaded:(BOOL)arg1 ;-(BOOL)isSpringLoaded;-(void)layoutMarginsDidChange;-(void)pressesBegan:(id)arg1 withEvent:(id)arg2 ;-(void)pressesChanged:(id)arg1 withEvent:(id)arg2 ;-(void)pressesEnded:(id)arg1 withEvent:(id)arg2 ;-(void)pressesCancelled:(id)arg1 withEvent:(id)arg2 ;-(void)_didScroll;-(void)setDirectionalLayoutMargins:(NSDirectionalEdgeInsets)arg1 ;-(void)setCollectionViewLayout:(UICollectionViewLayout *)arg1 ;-(void)registerClass:(Class)arg1 forCellWithReuseIdentifier:(id)arg2 ;-(void)setAllowsSelection:(BOOL)arg1 ;-(void)setContentInset:(UIEdgeInsets)arg1 ;-(void)reloadData;-(id)dequeueReusableCellWithReuseIdentifier:(id)arg1 forIndexPath:(id)arg2 ;-(void)cancelInteractiveTransition;-(void)finishInteractiveTransition;-(BOOL)canBecomeFirstResponder;-(void)setSemanticContentAttribute:(long long)arg1 ;-(void)safeAreaInsetsDidChange;-(void)didMoveToWindow;-(void)setContentOffset:(CGPoint)arg1 ;-(void)_geometryChanges:(id)arg1 forAncestor:(id)arg2 ;-(void)_didMoveFromWindow:(id)arg1 toWindow:(id)arg2 ;-(id)_contentFocusContainerGuide;-(void)setBackgroundView:(UIView *)arg1 ;-(void)_updateBackgroundView;-(BOOL)isEditing;-(unsigned long long)_edgesPropagatingSafeAreaInsetsToDescendants;-(id)layoutAttributesForItemAtIndexPath:(id)arg1 ;-(void)_setNeedsVisibleCellsUpdate:(BOOL)arg1 withLayoutAttributes:(BOOL)arg2 ;-(UIEdgeInsets)_visibleRectEdgeInsets;-(void)_setVisibleRectEdgeInsets:(UIEdgeInsets)arg1 ;-(CGRect)_visibleBounds;-(CGRect)_effectiveVisibleBoundsForBounds:(CGRect)arg1 ;-(id)_dataSourceProxy;-(BOOL)_dataSourceImplementsNumberOfSections;-(id)_currentUpdate;-(long long)numberOfSections;-(long long)numberOfItemsInSection:(long long)arg1 ;-(id)_updateTranslator;-(id)dequeueReusableSupplementaryViewOfKind:(id)arg1 withReuseIdentifier:(id)arg2 forIndexPath:(id)arg3 ;-(void)performBatchUpdates:(/*^block*/id)arg1 completion:(/*^block*/id)arg2 ;-(void)_performDiffableUpdate:(/*^block*/id)arg1 ;-(void)insertSections:(id)arg1 ;-(void)insertItemsAtIndexPaths:(id)arg1 ;-(void)reloadSections:(id)arg1 ;-(void)reloadItemsAtIndexPaths:(id)arg1 ;-(void)deleteSections:(id)arg1 ;-(void)deleteItemsAtIndexPaths:(id)arg1 ;-(void)moveSection:(long long)arg1 toSection:(long long)arg2 ;-(void)moveItemAtIndexPath:(id)arg1 toIndexPath:(id)arg2 ;-(UICollectionViewLayout *)collectionViewLayout;-(id)indexPathForCell:(id)arg1 ;-(BOOL)beginInteractiveMovementForItemAtIndexPath:(id)arg1 ;-(void)updateInteractiveMovementTargetPosition:(CGPoint)arg1 ;-(void)cancelInteractiveMovement;-(void)endInteractiveMovement;-(BOOL)canBeEdited;-(void)setEditing:(BOOL)arg1 ;-(BOOL)allowsMultipleSelection;-(long long)_numberOfSections;-(void)_cellDidBecomeFocused:(id)arg1 ;-(void)_cellDidBecomeUnfocused:(id)arg1 ;-(BOOL)_shouldShowMenuForCell:(id)arg1 ;-(BOOL)_canPerformAction:(SEL)arg1 forCell:(id)arg2 sender:(id)arg3 ;-(void)_performAction:(SEL)arg1 forCell:(id)arg2 sender:(id)arg3 ;-(BOOL)_hasRegisteredClassOrNibForSupplementaryViewOfKind:(id)arg1 ;-(id)cellForItemAtIndexPath:(id)arg1 ;-(id)_delegateActual;-(id)_delegateProxy;-(id)_dataSourceActual;-(BOOL)_canReorderItemAtIndexPath:(id)arg1 ;-(id)indexPathForItemAtPoint:(CGPoint)arg1 ;-(BOOL)_canEditItemAtIndexPath:(id)arg1 ;-(id)_reorderedItems;-(BOOL)_allowsMultipleSelectionDuringEditing;-(id)_reusableViewWithoutAttributesForElementCategory:(unsigned long long)arg1 kind:(id)arg2 indexPath:(id)arg3 ;-(BOOL)_reuseCell:(id)arg1 ;-(id)supplementaryViewForElementKind:(id)arg1 atIndexPath:(id)arg2 ;-(void)_reuseSupplementaryView:(id)arg1 ;-(void)_adjustForAutomaticKeyboardInfo:(id)arg1 animated:(BOOL)arg2 lastAdjustment:(double*)arg3 ;-(void)_setKeepsFirstResponderVisibleOnBoundsChange:(BOOL)arg1 ;-(id)initWithFrame:(CGRect)arg1 collectionViewLayout:(id)arg2 ;-(BOOL)isPrefetchingEnabled;-(void)_stopAutoscrollTimer;-(void)_unregisterForGeometryChangesIfNeeded;-(void)_deselectAllAnimated:(BOOL)arg1 notifyDelegate:(BOOL)arg2 ;-(void)_updateEditing:(BOOL)arg1 forView:(id)arg2 atIndexPath:(id)arg3 ;-(void)_setObject:(id)arg1 inDictionary:(id)arg2 forKind:(id)arg3 indexPath:(id)arg4 ;-(void)_addEntriesFromDictionary:(id)arg1 inDictionary:(id)arg2 andSet:(id)arg3 ;-(id)_visibleDecorationViewOfKind:(id)arg1 atIndexPath:(id)arg2 ;-(id)_visibleSupplementaryViewOfKind:(id)arg1 atIndexPath:(id)arg2 ;-(void)_configureContextMenuInteractionIfNeeded;-(void)_invalidateLayoutIfNecessaryForReload;-(id<UICollectionViewDataSourcePrefetching>)prefetchDataSource;-(void)setPrefetchDataSource:(id<UICollectionViewDataSourcePrefetching>)arg1 ;-(id)_indexPathsForSelectedItems;-(id)_translatePresentationIndexPathsToDataSourceIndexPathsAsNeeded:(id)arg1 ;-(void)_reloadDataIfNeeded;-(id)_visibleViews;-(id)_cellForItemAtIndexPath:(id)arg1 includePrefetchedCells:(BOOL)arg2 ;-(BOOL)allowsSelection;-(BOOL)_allowsEffectiveMultipleSelection;-(id)_cellForItemAtIndexPath:(id)arg1 ;-(void)_scrollToItemAtIndexPath:(id)arg1 atScrollPosition:(unsigned long long)arg2 animated:(BOOL)arg3 ;-(id)_translateDataSourceIndexPathToPresentationIndexPathAsNeeded:(id)arg1 ;-(void)_selectItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 scrollPosition:(unsigned long long)arg3 notifyDelegate:(BOOL)arg4 ;-(void)_deselectItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 notifyDelegate:(BOOL)arg3 ;-(void)setAllowsMultipleSelection:(BOOL)arg1 ;-(void)_setAllowsMultipleSelectionDuringEditing:(BOOL)arg1 ;-(void)_setAllowsSelectionDuringEditing:(BOOL)arg1 ;-(BOOL)_allowsSelectionDuringEditing;-(void)_unhighlightItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 notifyDelegate:(BOOL)arg3 ;-(BOOL)_allowsEffectiveSelection;-(BOOL)_highlightItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 scrollPosition:(long long)arg3 notifyDelegate:(BOOL)arg4 ;-(void)_suspendReloads;-(void)_resumeReloads;-(BOOL)_reuseCell:(id)arg1 notifyDidEndDisplaying:(BOOL)arg2 ;-(void)_invalidateWithBlock:(/*^block*/id)arg1 ;-(BOOL)_indexPathIsValid:(id)arg1 ;-(void)_resetPrefetchState;-(BOOL)_shouldPrefetchCells;-(id)_computePrefetchCandidatesForVisibleBounds:(CGRect)arg1 futureVisibleBounds:(CGRect)arg2 prefetchVector:(CGVector)arg3 notifyDelegateIfNeeded:(BOOL)arg4 ;-(void)_updateSectionIndex;-(id)_horizontalIndexTitleBar;-(id)_focusFastScrollingIndexBarEntries;-(void)prefetchCompleteForItemAtIndexPath:(id)arg1 ;-(void)_teardownDragSourceController;-(void)_setupDragSourceController;-(void)_teardownDragDestinationController;-(void)_setupDragDestinationController;-(void)_updateDragInteractionForCurrentInteractionEnabledState;-(void)setDragInteractionEnabled:(BOOL)arg1 ;-(long long)reorderingCadence;-(void)setReorderingCadence:(long long)arg1 ;-(void)_setIsAncestorOfFirstResponder:(BOOL)arg1 ;-(id)_indexPathForCell:(id)arg1 ;-(id)indexPathForSupplementaryView:(id)arg1 ;-(void)_addControlledSubview:(id)arg1 atZIndex:(long long)arg2 forced:(BOOL)arg3 ;-(void)_addControlledSubview:(id)arg1 atZIndex:(long long)arg2 forced:(BOOL)arg3 initialAttributes:(id)arg4 ;-(BOOL)hasActiveDrag;-(BOOL)hasActiveDrop;-(BOOL)_shouldScrollToContentBeginningInRightToLeft;-(NSArray *)visibleCells;-(void)_updateDefaultLayoutMargins;-(CGPoint)_contentOffsetForNewFrame:(CGRect)arg1 oldFrame:(CGRect)arg2 newContentSize:(CGSize)arg3 andOldContentSize:(CGSize)arg4 ;-(void)_scrollFirstResponderCellToVisible:(BOOL)arg1 ;-(void)_setDefaultLayoutMargins:(UIEdgeInsets)arg1 fromViewController:(BOOL)arg2 ;-(void)_invalidateLayoutForUpdatedLayoutMarginsIfNeeded;-(void)_resetContainerScrollViewVisitationCount;-(void)_removeAnyAncestorScrollViewNotifications;-(void)_updateContainerScrollViewsForNotifications;-(void)_registerForGeometryChangesIfInSupeview;-(BOOL)_hasContainerScrollViewsAndScrollingDisabled;-(void)_addContainerScrollViewForNotifications:(id)arg1 ;-(void)_removeContainerScrollViewForNotifications:(id)arg1 ;-(void)_applyLayoutAttributes:(id)arg1 toView:(id)arg2 ;-(void)setPrefetchingEnabled:(BOOL)arg1 ;-(id)_createPreparedCellForItemAtIndexPath:(id)arg1 withLayoutAttributes:(id)arg2 applyAttributes:(BOOL)arg3 isFocused:(BOOL)arg4 notify:(BOOL)arg5 ;-(BOOL)_hasFocusedCellForIndexPath:(id)arg1 shouldUsePreUpdateData:(BOOL)arg2 ;-(void)_notifyWillDisplayCellIfNeeded:(id)arg1 forIndexPath:(id)arg2 ;-(void)_checkForPreferredAttributesInView:(id)arg1 originalAttributes:(id)arg2 ;-(void)_setFocusedCell:(id)arg1 ;-(void)_reusePreviouslyFocusedManagedSubviewIfNeeded:(id)arg1 ;-(void)_setFocusedCellIndexPath:(id)arg1 ;-(id)_dequeueReusableViewOfKind:(id)arg1 withIdentifier:(id)arg2 forIndexPath:(id)arg3 viewCategory:(unsigned long long)arg4 ;-(BOOL)_hasActiveDrag;-(BOOL)_hasActiveDrop;-(id)_reorderedItemForView:(id)arg1 ;-(void)_resetCurrentPrefetchContext;-(CGRect)_computeFutureVisibleBoundsForPrefetchVelocity:(CGVector)arg1 visibleBounds:(CGRect)arg2 ;-(id)_reorderPrefetchCandidates:(id)arg1 forPrefetchVelocity:(CGVector)arg2 visibleBounds:(CGRect)arg3 ;-(id)_prefetchingContextForVisibleBounds:(CGRect)arg1 attributes:(id)arg2 notify:(BOOL)arg3 ;-(id)_prefetchDataSourceProxy;-(CGVector)_unitVectorForVector:(CGVector)arg1 ;-(CGRect)_computePrefetchCacheValidationBoundsForPrefetchVelocity:(CGVector)arg1 visibleBounds:(CGRect)arg2 ;-(void)_pruneCachedPrefetchViewsForCacheValidationBounds:(CGRect)arg1 ;-(BOOL)_isViewInReuseQueue:(id)arg1 ;-(void)_resetPrefetchedCachedCells;-(void)_resetPrefetchingContext:(id)arg1 ;-(BOOL)_shouldFadeCellsForBoundChangeWhileRotating;-(CGPoint)_delegateTargetOffsetForProposedContentOffset:(CGPoint)arg1 ;-(id)_currentPromiseFulfillmentCell;-(id)_visibleViewForLayoutAttributes:(id)arg1 ;-(void)_notifyDidEndDisplayingCellIfNeeded:(id)arg1 forIndexPath:(id)arg2 ;-(id)_visibleViewDictForElementCategory:(unsigned long long)arg1 elementKind:(id)arg2 ;-(id)_createPreparedCellForItemAtIndexPath:(id)arg1 withLayoutAttributes:(id)arg2 applyAttributes:(BOOL)arg3 ;-(id)_createPreparedSupplementaryViewForElementOfKind:(id)arg1 atIndexPath:(id)arg2 withLayoutAttributes:(id)arg3 applyAttributes:(BOOL)arg4 ;-(BOOL)_itemIndexPathIsReordered:(id)arg1 ;-(id)layoutAttributesForSupplementaryElementOfKind:(id)arg1 atIndexPath:(id)arg2 ;-(BOOL)_viewIsReorderedCell:(id)arg1 ;-(id)_doubleSidedAnimationsForView:(id)arg1 withStartingLayoutAttributes:(id)arg2 startingLayout:(id)arg3 endingLayoutAttributes:(id)arg4 endingLayout:(id)arg5 withAnimationSetup:(/*^block*/id)arg6 animationCompletion:(/*^block*/id)arg7 enableCustomAnimations:(BOOL)arg8 customAnimationsType:(unsigned long long)arg9 ;-(id)_visibleCellForIndexPath:(id)arg1 ;-(unsigned long long)_updateVisibleCellsNow:(BOOL)arg1 ;-(BOOL)_isReordering;-(id)_viewControllerToNotifyOnLayoutSubviews;-(void)_offsetPinnedReorderedItemsWithCurrentContentOffset:(CGPoint)arg1 ;-(void)_pruneCachedPrefetchViewsForVelocity:(CGVector)arg1 ;-(void)_computePrefetchCandidatesForVelocity:(CGVector)arg1 notifyDelegateIfNeeded:(BOOL)arg2 ;-(unsigned long long)_prefetchItemsForPrefetchingContext:(id)arg1 maxItemsToPrefetch:(unsigned long long)arg2 ;-(void)_performReloadPrefetchIfNeeded;-(void)_updateIndex;-(void)_highlightFirstVisibleItemIfAppropriate;-(void)_setCollectionViewLayout:(id)arg1 animated:(BOOL)arg2 isInteractive:(BOOL)arg3 completion:(/*^block*/id)arg4 ;-(void)_setCollectionViewLayout:(id)arg1 animated:(BOOL)arg2 isInteractive:(BOOL)arg3 completion:(/*^block*/id)arg4 animator:(id)arg5 ;-(id)_indexPathsForVisibleItems;-(void)_applyBlockToAllReusableViews:(/*^block*/id)arg1 ;-(void)_setNavigationCompletion:(/*^block*/id)arg1 ;-(void)_cleanUpAfterInteractiveTransitionDidFinish:(BOOL)arg1 ;-(void)_updateTransitionWithProgress:(double)arg1 ;-(void)_updateTrackedLayoutValuesWith:(id)arg1 ;-(id)_dynamicAnimationsForTrackValues;-(void)_finishInteractiveTransitionShouldFinish:(BOOL)arg1 finalAnimation:(BOOL)arg2 ;-(BOOL)_isOperatingWithPresentationValues;-(id)_indexPathForItemAtPoint:(CGPoint)arg1 ;-(BOOL)_isCurrentlyPerformingLegacyReordering;-(id)_translatePresentationIndexPathToDataSourceIndexPathAsNeeded:(id)arg1 ;-(id)_focusedCell;-(id)_focusedCellIndexPath;-(id)_indexPathForView:(id)arg1 ofType:(unsigned long long)arg2 includePrefetchedCells:(BOOL)arg3 ;-(id)_indexPathForCell:(id)arg1 includePrefetchedCells:(BOOL)arg2 ;-(id)_indexPathBeforeShadowUpdatesForIndexPath:(id)arg1 ;-(id)_visibleSupplementaryViewsOfKind:(id)arg1 ;-(id)_indexPathsForVisibleSupplementaryViewsOfKind:(id)arg1 ;-(id)_visibleSupplementaryViewsOfKind:(id)arg1 isDecorationView:(BOOL)arg2 ;-(id)_indexPathsForVisibleSupplementaryViewsOfKind:(id)arg1 isDecorationView:(BOOL)arg2 ;-(CGPoint)_contentOffsetForScrollingToItemAtIndexPath:(id)arg1 atScrollPosition:(unsigned long long)arg2 itemFrame:(CGRect)arg3 containingScrollView:(id)arg4 ;-(void)scrollToItemAtIndexPath:(id)arg1 atScrollPosition:(unsigned long long)arg2 animated:(BOOL)arg3 ;-(CGPoint)_contentOffsetForScrollingToItemAtIndexPath:(id)arg1 atScrollPosition:(unsigned long long)arg2 ;-(void)setContentOffset:(CGPoint)arg1 animated:(BOOL)arg2 ;-(id)_customScrollAnimation;-(void)layoutHorizontalIndexTitleBar;-(CGPoint)_adjustFocusContentOffset:(CGPoint)arg1 toShowFocusItemWithInfo:(id)arg2 ;-(id)_indexBarEntries;-(id)_indexPathForEntryWithTitle:(id)arg1 atIndex:(long long)arg2 ;-(id)_dataSourceSectionIndexTitles;-(id)_collectionViewData;-(CGPoint)indexBarAccessoryView:(id)arg1 contentOffsetForEntry:(id)arg2 atIndex:(long long)arg3 ;-(long long)maximumGlobalItemIndex;-(UIEdgeInsets)_focusFastScrollingIndexBarInsets;-(void)_registeredSupplementaryViewKind:(id)arg1 ;-(void)_prepareViewForUse:(id)arg1 withElementCategory:(unsigned long long)arg2 elementKind:(id)arg3 reuseIdentifier:(id)arg4 indexPath:(id)arg5 applyDefaultAttributes:(BOOL)arg6 ;-(id)_reuseQueueForViewWithElementCategory:(unsigned long long)arg1 elementKind:(id)arg2 reuseIdentifier:(id)arg3 ;-(id)_reuseDictionaryForCell:(BOOL)arg1 ;-(id)presentationIndexPathForDataSourceIndexPath:(id)arg1 ;-(id)_templateLayoutCellForCellsWithReuseIdentifier:(id)arg1 ;-(void)_setupCellAnimations;-(id)_arrayForUpdateAction:(int)arg1 ;-(void)_endItemAnimationsWithInvalidationContext:(id)arg1 ;-(id)_sectionIndexesAfterShadowUpdatesForSectionIndexes:(id)arg1 allowingAppendingInserts:(BOOL)arg2 ;-(void)_updateSections:(id)arg1 updateAction:(int)arg2 ;-(id)_sectionIndexesAfterShadowUpdatesForSectionIndexes:(id)arg1 ;-(long long)presentationSectionIndexForDataSourceSectionIndex:(long long)arg1 ;-(void)_moveSection:(long long)arg1 toSection:(long long)arg2 ;-(void)_updateRowsAtIndexPaths:(id)arg1 updateAction:(int)arg2 updates:(id)arg3 ;-(void)_addUpdateToShadowControllerIfNeeded:(id)arg1 ;-(id)_indexPathsAfterShadowUpdatesForIndexPaths:(id)arg1 allowingAppendingInserts:(BOOL)arg2 ;-(void)_updateRowsAtIndexPaths:(id)arg1 updateAction:(int)arg2 ;-(id)_indexPathsAfterShadowUpdatesForIndexPaths:(id)arg1 ;-(id)_indexPathAfterShadowUpdatesForIndexPath:(id)arg1 ;-(void)_moveItemAtIndexPath:(id)arg1 toIndexPath:(id)arg2 ;-(void)_endItemAnimationsWithInvalidationContext:(id)arg1 tentativelyForReordering:(BOOL)arg2 ;-(void)_endItemAnimationsWithInvalidationContext:(id)arg1 tentativelyForReordering:(BOOL)arg2 animator:(id)arg3 ;-(BOOL)_shouldApplyShadowUpdates;-(id)_identityTracker:(BOOL)arg1 ;-(void)_updateWithItems:(id)arg1 tentativelyForReordering:(BOOL)arg2 animator:(id)arg3 ;-(void)_updateFocusedCellIndexPathIfNecessaryWithLastFocusedRect:(CGRect)arg1 ;-(void)_recomputePreferredAttributesForVisibleItemsIfNeeded;-(id)_visibleSupplementaryViewOfKind:(id)arg1 atIndexPath:(id)arg2 isDecorationView:(BOOL)arg3 ;-(void)_removeUntrackedAuxillaryViewsForBeforeVisibleViewsDict:(id)arg1 afterVisibleViewsDict:(id)arg2 withTrackingViewAnimations:(id)arg3 ;-(void)_prepareLayoutForUpdates;-(id)_viewAnimationsForCurrentUpdate;-(BOOL)_isDragDestinationInteractivelyReordering;-(void)_setVisibleView:(id)arg1 forLayoutAttributes:(id)arg2 ;-(void)_updateAnimationDidStop:(id)arg1 finished:(id)arg2 context:(id)arg3 ;-(void)_updateReorderingTargetPosition:(CGPoint)arg1 forced:(BOOL)arg2 ;-(void)_performBatchUpdates:(/*^block*/id)arg1 completion:(/*^block*/id)arg2 invalidationContext:(id)arg3 ;-(void)_performBatchUpdates:(/*^block*/id)arg1 completion:(/*^block*/id)arg2 invalidationContext:(id)arg3 tentativelyForReordering:(BOOL)arg4 animator:(id)arg5 ;-(void)_performBatchUpdates:(/*^block*/id)arg1 completion:(/*^block*/id)arg2 invalidationContext:(id)arg3 tentativelyForReordering:(BOOL)arg4 ;-(void)_beginUpdates;-(void)_endUpdatesWithInvalidationContext:(id)arg1 tentativelyForReordering:(BOOL)arg2 animator:(id)arg3 ;-(void)_accessibilitySetInterfaceStyleIntent:(unsigned long long)arg1 ;-(id)_currentTouch;-(void)_cancelTouches;-(void)_setCurrentTouch:(id)arg1 ;-(id)_selectableIndexPathForItemContainingHitView:(id)arg1 ;-(void)_unhighlightAllItems;-(void)_userSelectItemAtIndexPath:(id)arg1 ;-(void)_selectAllSelectedItems;-(void)_scrollViewDidEndDraggingWithDeceleration:(BOOL)arg1 ;-(long long)highlightedGlobalItem;-(void)_unhighlightAllItemsAndHighlightGlobalItem:(long long)arg1 ;-(void)encodeRestorableStateWithCoder:(id)arg1 ;-(id)_prefetchingContextForOrthogonalScrollingSection:(long long)arg1 ;-(void)_setPrefetchingContext:(id)arg1 forOrthogonalScrollingSection:(long long)arg2 ;-(void)decodeRestorableStateWithCoder:(id)arg1 ;-(void)selectItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 scrollPosition:(unsigned long long)arg3 ;-(void)setRemembersLastFocusedIndexPath:(BOOL)arg1 ;-(BOOL)remembersLastFocusedIndexPath;-(void)setupHorizontalIndexTitleBar;-(void)teardownHorizontalIndexTitleBar;-(BOOL)isMovingFocusFromHorizontalIndexTitleBarToContent;-(_UIFocusFastScrollingIndexBarEntry *)selectedIndexTitleEntry;-(NSIndexPath *)indexPathOfFocusedCellBeforeFocusingOnHorizontalIndexTitleBar;-(id)_delegatePreferredIndexPath;-(id)_focusedCellElementKind;-(id)_layoutAttributesForFailedMovementWithHeading:(unsigned long long)arg1 ;-(id)_childFocusRegionsInRect:(CGRect)arg1 inCoordinateSpace:(id)arg2 ;-(void)_setCurrentPromiseFulfillmentCell:(id)arg1 ;-(void)_focusedItem:(id)arg1 isMinX:(BOOL*)arg2 isMaxX:(BOOL*)arg3 isMinY:(BOOL*)arg4 isMaxY:(BOOL*)arg5 ;-(void)_unpinReorderedItemsIfNeeded;-(id)_performShadowUpdates:(/*^block*/id)arg1 ;-(void)_autoscrollForReordering:(id)arg1 ;-(BOOL)_beginInteractiveMovementForItemAtIndexPath:(id)arg1 ;-(void)_pinReorderedItemsWithPinningTest:(/*^block*/id)arg1 ;-(void)_updateReorderingTargetPosition:(CGPoint)arg1 ;-(void)_autoScrollAssistantUpdateContentOffset:(CGPoint)arg1 ;-(void)_completeInteractiveMovementWithDisposition:(long long)arg1 completion:(/*^block*/id)arg2 ;-(id)_reorderingDestinationIndexPaths;-(void)_getOriginalReorderingIndexPaths:(id*)arg1 targetIndexPaths:(id*)arg2 ;-(BOOL)_shouldUpdateFocusInContext:(id)arg1 ;-(BOOL)_isMovingFocusFromHorizontalIndexBarToCellContent:(id)arg1 ;-(void)setIsMovingFocusFromHorizontalIndexTitleBarToContent:(BOOL)arg1 ;-(void)setSelectedIndexTitleEntry:(_UIFocusFastScrollingIndexBarEntry *)arg1 ;-(void)setIndexPathOfFocusedCellBeforeFocusingOnHorizontalIndexTitleBar:(NSIndexPath *)arg1 ;-(id)_managedSubviewForView:(id)arg1 ;-(void)_setFocusedCellElementKind:(id)arg1 ;-(void)_updateHorizontalIndexTitleBarSelectionForFocusedIndexPath:(id)arg1 ;-(void)_didUpdateFocusInContext:(id)arg1 withAnimationCoordinator:(id)arg2 ;-(id)_endOfContentFocusContainerGuide;-(BOOL)hasUncommittedUpdates;-(long long)dataSourceSectionIndexForPresentationSectionIndex:(long long)arg1 ;-(id)dataSourceIndexPathForPresentationIndexPath:(id)arg1 ;-(void)performUsingPresentationValues:(/*^block*/id)arg1 ;-(id)_indexPathsBeforeShadowUpdatesForIndexPaths:(id)arg1 ;-(void)_unhighlightItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 ;-(BOOL)_highlightItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 scrollPosition:(unsigned long long)arg3 ;-(void)_performUpdate:(id)arg1 ;-(id)_defaultTargetedPreviewForIdentifier:(id)arg1 ;-(void)horizontalIndexBar:(id)arg1 selectedEntry:(id)arg2 ;-(id)contextMenuInteraction:(id)arg1 configurationForMenuAtLocation:(CGPoint)arg2 ;-(id)contextMenuInteraction:(id)arg1 previewForHighlightingMenuWithConfiguration:(id)arg2 ;-(id)contextMenuInteraction:(id)arg1 previewForDismissingMenuWithConfiguration:(id)arg2 ;-(void)contextMenuInteraction:(id)arg1 willPerformPreviewActionForMenuWithConfiguration:(id)arg2 animator:(id)arg3 ;-(BOOL)_keepsFirstResponderVisibleOnBoundsChange;-(long long)_dataSourceNumberOfSections;-(long long)_dataSourceNumberOfItemsInSection:(long long)arg1 ;-(id)_objectInDictionary:(id)arg1 forKind:(id)arg2 indexPath:(id)arg3 ;-(void)_addEntriesFromDictionary:(id)arg1 inDictionary:(id)arg2 ;-(id)_keysForObject:(id)arg1 inDictionary:(id)arg2 ;-(BOOL)_dataSourceMatchesCurrentCounts;-(long long)_numberOfItemsInSection:(long long)arg1 ;-(void)_incrementSuspendLayoutCount;-(void)_decrementSuspendLayoutCount;-(NSArray *)indexPathsForSelectedItems;-(BOOL)_removeCellFromVisibleCells:(id)arg1 ;-(id)_managedViews;-(void)deselectItemAtIndexPath:(id)arg1 animated:(BOOL)arg2 ;-(BOOL)allowsUserInitiatedMultipleSelection;-(void)setAllowsUserInitiatedMultipleSelection:(BOOL)arg1 ;-(void)_setReorderFeedbackGenerator:(id)arg1 ;-(id)_reorderFeedbackGenerator;-(id<UICollectionViewDragDelegate>)dragDelegate;-(id<UICollectionViewDropDelegate>)dropDelegate;-(void)setDragDelegate:(id<UICollectionViewDragDelegate>)arg1 ;-(void)setDropDelegate:(id<UICollectionViewDropDelegate>)arg1 ;-(BOOL)dragInteractionEnabled;-(id)dragDestinationDelegate;-(void)setDragDestinationDelegate:(id)arg1 ;-(id)dragSourceDelegate;-(void)setDragSourceDelegate:(id)arg1 ;-(long long)_reorderingCadence;-(void)_setReorderingCadence:(long long)arg1 ;-(void)_setDragReorderingCadence:(long long)arg1 ;-(long long)_dragReorderingCadence;-(void)_setDragPlaceholderInsertionCadence:(long long)arg1 ;-(long long)_dragPlaceholderInsertionCadence;-(void)_addControlledSubview:(id)arg1 ;-(void)_setDefaultLayoutMargins:(UIEdgeInsets)arg1 ;-(void)_setCellPrefetchMode:(long long)arg1 ;-(long long)_cellPrefetchMode;-(BOOL)_hasPrefetchItems;-(BOOL)_prefetchingEnabledDefault;-(void)_setShouldDeriveVisibleBoundsFromContainingScrollView:(BOOL)arg1 ;-(BOOL)_shouldDeriveVisibleBoundsFromContainingScrollView;-(void)_setShouldPrefetchCellsWhenPerformingReloadData:(BOOL)arg1 ;-(BOOL)_shouldPrefetchCellsWhenPerformingReloadData;-(id)_reorderingDestinationIndexPath;-(CGPoint)_reorderingTargetPosition;-(void)_ensureViewsAreLoadedInRect:(CGRect)arg1 ;-(BOOL)_allowsVisibleCellUpdatesDuringUpdateAnimations;-(void)_setAllowsVisibleCellUpdatesDuringUpdateAnimations:(BOOL)arg1 ;-(void)setCollectionViewLayout:(id)arg1 animated:(BOOL)arg2 ;-(void)setCollectionViewLayout:(id)arg1 animated:(BOOL)arg2 completion:(/*^block*/id)arg3 ;-(void)setCollectionViewLayout:(id)arg1 withAnimator:(id)arg2 ;-(id)startInteractiveTransitionToCollectionViewLayout:(id)arg1 completion:(/*^block*/id)arg2 ;-(void)_finishInteractiveTransitionWithFinalAnimation:(BOOL)arg1 ;-(void)_cancelInteractiveTransitionWithFinalAnimation:(BOOL)arg1 ;-(id)_pivotForTransitionFromLayout:(id)arg1 toLayout:(id)arg2 ;-(id)preparedCells;-(NSArray *)indexPathsForVisibleItems;-(id)visibleSupplementaryViewsOfKind:(id)arg1 ;-(id)indexPathsForVisibleSupplementaryElementsOfKind:(id)arg1 ;-(id)_visibleDecorationViewsOfKind:(id)arg1 ;-(id)_indexPathsForVisibleDecorationViewsOfKind:(id)arg1 ;-(void)_setShouldResetInitialLayoutOnDataSourceChange:(BOOL)arg1 ;-(BOOL)_shouldResetInitialLayoutOnDataSourceChange;-(void)_scrollViewWillEndDraggingWithVelocity:(CGPoint)arg1 targetContentOffset:(inout CGPoint*)arg2 ;-(void)_reloadSectionIndexTitles;-(id)_focusFastScrollingDestinationItemAtContentStart;-(id)_focusFastScrollingDestinationItemAtContentEnd;-(id)_focusFastScrollingDestinationItemForIndexEntry:(id)arg1 ;-(double)_focusFastScrollingBarZPosition;-(void)registerClass:(Class)arg1 forSupplementaryViewOfKind:(id)arg2 withReuseIdentifier:(id)arg3 ;-(void)registerNib:(id)arg1 forCellWithReuseIdentifier:(id)arg2 ;-(void)registerNib:(id)arg1 forSupplementaryViewOfKind:(id)arg2 withReuseIdentifier:(id)arg3 ;-(void)_setExternalObjectTable:(id)arg1 forNibLoadingOfCellWithReuseIdentifier:(id)arg2 ;-(void)_setExternalObjectTable:(id)arg1 forNibLoadingOfSupplementaryViewOfKind:(id)arg2 withReuseIdentifier:(id)arg3 ;-(void)_prepareViewForUse:(id)arg1 withElementCategory:(unsigned long long)arg2 elementKind:(id)arg3 reuseIdentifier:(id)arg4 indexPath:(id)arg5 ;-(id)_createTemplateLayoutCellForCellsWithIdentifier:(id)arg1 ;-(void)_reuseReusableViewIfNeeded:(id)arg1 ;-(void)_updateWithUpdates:(id)arg1 updateAction:(long long)arg2 ;-(void)performBatchUpdates:(/*^block*/id)arg1 withAnimator:(id)arg2 ;-(void)_invalidateLayoutWithContext:(id)arg1 ;-(void)_cellMenuDismissed;-(void)_trackLayoutValue:(double)arg1 forKey:(id)arg2 ;-(double)_trackedLayoutValueForKey:(id)arg1 ;-(void)_orthogonalScrollingSection:(long long)arg1 didScrollToOffset:(CGPoint)arg2 ;-(void)_updateContentFocusContainerGuides;-(void)_setRemembersPreviouslyFocusedItem:(BOOL)arg1 ;-(BOOL)_remembersPreviouslyFocusedItem;-(BOOL)_displaysHorizontalIndexTitleBar;-(void)_setDisplaysHorizontalIndexTitleBar:(BOOL)arg1 ;-(CGPoint)_horizontalIndexTitleBarOffset;-(void)_setHorizontalIndexTitleBarOffset:(CGPoint)arg1 ;-(void)_focusMovementDidFailNotification:(id)arg1 ;-(BOOL)_cellCanBecomeFocused:(id)arg1 ;-(void)_cellBecameFocused:(id)arg1 ;-(id)_fulfillPromisedFocusRegionForCell:(id)arg1 ;-(BOOL)_beginReorderingItemAtIndexPath:(id)arg1 ;-(void)_endReordering;-(void)_cancelReordering;-(void)_endInteractiveMovementWithCompletion:(/*^block*/id)arg1 ;-(void)_cancelInteractiveMovementWithCompletion:(/*^block*/id)arg1 ;-(BOOL)_dataSourceSupportsReordering;-(id)_indexPathOfItemNearestToPoint:(CGPoint)arg1 intersectingRect:(CGRect)arg2 ;-(void)_setEffectiveDataSource:(id)arg1 ;-(id)_dragAndDropController;-(id)_dragSourceController;-(id)_dragDestinationController;-(BOOL)isDragSessionActive;-(BOOL)_hasUncommittedUpdates;-(void)_addItemAtIndexPathToActiveDragSession:(id)arg1 ;-(void)_performWithoutNotifyingRebaseObserversWhenApplyingUpdates:(/*^block*/id)arg1 ;-(long long)_presentationSectionIndexForDataSourceSectionIndex:(long long)arg1 ;-(long long)_dataSourceSectionIndexForPresentationSectionIndex:(long long)arg1 ;-(id)_presentationIndexPathForDataSourceIndexPath:(id)arg1 ;-(id)_dataSourceIndexPathForPresentationIndexPath:(id)arg1 ;-(void)_performUsingPresentationValues:(/*^block*/id)arg1 ;-(id)_translateDataSourceIndexPathsToPresentationIndexPathsAsNeeded:(id)arg1 ;-(id)_dragDelegateProxy;-(id)_dropDelegateProxy;-(id)_dragDelegateActual;-(id)_dropDelegateActual;-(id)_dragSourceDelegateProxy;-(id)_dragDestinationDelegateProxy;-(id)_dragSourceDelegateActual;-(id)_dragDestinationDelegateActual;-(BOOL)_shouldSpringLoadItemAtIndexPath:(id)arg1 withContext:(id)arg2 ;-(void)_unhighlightSpringLoadedItem;-(void)_highlightSpringLoadedItemAtIndexPath:(id)arg1 ;-(void)_purgeReuseQueues;-(id)_prefetchDataSourceActual;-(void)_managedSubviewAdded:(id)arg1 ;-(id)_orthogonalScrollerController;-(BOOL)_searchFullPageOnFocusUpdate;-(void)_setSearchFullPageOnFocusUpdate:(BOOL)arg1 ;-(UIEdgeInsets)_defaultLayoutMargins;-(void)_setHorizontalIndexTitleBar:(id)arg1 ;-(/*^block*/id)_navigationCompletion;@end