@class UIView, NSString, NSArray, _UIDocumentPickerContainerModel, _UIDocumentPickerFlowLayout, _UIDocumentPickerTableLayout, _UIDocumentPickerSortOrderView, UIActivityIndicatorView, UIScrollView;
@protocol UIViewControllerPreviewing, _UIDocumentPickerServiceViewController;

@interface _UIDocumentPickerDocumentCollectionViewController : UICollectionViewController <UICollectionViewDataSource, UICollectionViewDelegate, UICollectionViewDelegateTableLayout, UIViewControllerPreviewingDelegate, _UIDocumentPickerContainedViewController> {
    BOOL _editing;
    id<UIViewControllerPreviewing> _viewControllerPreviewContext;
}

@property (retain, nonatomic) _UIDocumentPickerContainerModel *model;
@property (retain, nonatomic) NSArray *actions;
@property (retain, nonatomic) _UIDocumentPickerFlowLayout *gridLayout;
@property (retain, nonatomic) _UIDocumentPickerTableLayout *tableLayout;
@property (nonatomic) BOOL monitoring;
@property (nonatomic) BOOL shouldHideSortBar;
@property (retain, nonatomic) _UIDocumentPickerSortOrderView *sortView;
@property (retain, nonatomic) UIView *pinnedHeaderView;
@property (copy, nonatomic) NSArray *modelObjects;
@property (nonatomic) BOOL updatesMayAnimate;
@property (retain, nonatomic) UIActivityIndicatorView *initialActivityView;
@property (weak, nonatomic) id<_UIDocumentPickerServiceViewController> serviceViewController;
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;
@property (retain, nonatomic) NSArray *indexPathsForSelectedItems;
@property (readonly, nonatomic) UIScrollView *scrollView;
@property (nonatomic) long long displayMode;
@property (readonly, nonatomic) BOOL supportsActions;

- (long long)collectionView:(id)a0 tableLayout:(id)a1 indentationLevelForRowAtIndexPath:(id)a2;
- (void)collectionView:(id)a0 didDeselectItemAtIndexPath:(id)a1;
- (void)collectionView:(id)a0 didUnhighlightItemAtIndexPath:(id)a1;
- (id)initWithModel:(id)a0;
- (void)collectionView:(id)a0 didSelectItemAtIndexPath:(id)a1;
- (void)collectionView:(id)a0 didHighlightItemAtIndexPath:(id)a1;
- (void)viewWillAppear:(BOOL)a0;
- (void)collectionView:(id)a0 tableLayout:(id)a1 accessoryButtonTappedForRowWithIndexPath:(id)a2;
- (void)dealloc;
- (void)willDismissSearchController:(id)a0;
- (long long)collectionView:(id)a0 tableLayout:(id)a1 editingStyleForRowAtIndexPath:(id)a2;
- (void)_updateIconSpacing;
- (void)viewWillLayoutSubviews;
- (void)viewDidLayoutSubviews;
- (id)collectionView:(id)a0 tableLayout:(id)a1 trailingSwipeActionsForRowAtIndexPath:(id)a2;
- (void)didDismissSearchController:(id)a0;
- (BOOL)collectionView:(id)a0 shouldHighlightItemAtIndexPath:(id)a1;
- (void)setEditing:(BOOL)a0 animated:(BOOL)a1;
- (void)collectionView:(id)a0 willDisplayCell:(id)a1 forItemAtIndexPath:(id)a2;
- (void)presentViewController:(id)a0 animated:(BOOL)a1 completion:(id /* block */)a2;
- (void)previewingContext:(id)a0 commitViewController:(id)a1;
- (id)previewingContext:(id)a0 viewControllerForLocation:(struct CGPoint { double x0; double x1; })a1;
- (void)collectionView:(id)a0 didEndDisplayingCell:(id)a1 forItemAtIndexPath:(id)a2;
- (void).cxx_destruct;
- (void)willPresentSearchController:(id)a0;
- (BOOL)collectionView:(id)a0 shouldSelectItemAtIndexPath:(id)a1;
- (void)viewDidAppear:(BOOL)a0;
- (long long)collectionView:(id)a0 numberOfItemsInSection:(long long)a1;
- (void)willMoveToParentViewController:(id)a0;
- (void)scrollViewDidScroll:(id)a0;
- (id)collectionView:(id)a0 cellForItemAtIndexPath:(id)a1;
- (void)scrollViewWillEndDragging:(id)a0 withVelocity:(struct CGPoint { double x0; double x1; })a1 targetContentOffset:(inout struct CGPoint { double x0; double x1; } *)a2;
- (void)setContentSizeAdjustment:(double)a0;
- (void)updateContentInset;
- (void)_updateRowHeight;
- (void)_dynamicTypeSizeChanged:(id)a0;
- (void)_showMoreOptionsForRow:(id)a0 view:(id)a1;
- (BOOL)_smallCells;
- (void)_unlockAnimations;
- (id)actionViewForLocation:(struct CGPoint { double x0; double x1; })a0;
- (void)containersChangedWithSnapshot:(id)a0 differences:(id)a1;
- (void)ensureSortViewInvisible;
- (id)itemForLocation:(struct CGPoint { double x0; double x1; })a0;
- (void)modelChanged:(id)a0;
- (void)performAction:(long long)a0 forRow:(id)a1 view:(id)a2;
- (id)previewActionItemsForItem:(id)a0;
- (void)scrollSortViewToVisible;
- (void)setPinnedHeaderView:(id)a0 animated:(BOOL)a1;
- (void)updatePinnedHeader;

@end