|  | CanPerformAction(UICollectionView, ObjCRuntime.Selector, Foundation.NSIndexPath, Foundation.NSObject) : bool Whether this UICollectionViewDelegate can perform the specified action on an item in the UICollectionView. | 
|  | CellDisplayingEnded(UICollectionView, UICollectionViewCell, Foundation.NSIndexPath) Indicates that the specified cell was removed from the UICollectionView. | 
|  | DecelerationEnded(UIScrollView) Indicates that deceleration from a scrolling event has completed. | 
|  | DecelerationStarted(UIScrollView) Indicates that deceleration from a scrolling event has begun. | 
|  | DidZoom(UIScrollView) Indicates that zooming has occurred. | 
|  | DraggingEnded(UIScrollView, bool) Indicates that dragging has completed. | 
|  | DraggingStarted(UIScrollView) Indicates that dragging has begun. | 
|  | ItemDeselected(UICollectionView, Foundation.NSIndexPath) Indicates that the item at the specified index was deselected. | 
|  | ItemHighlighted(UICollectionView, Foundation.NSIndexPath) Indicates that the specified item was highlighted. | 
|  | ItemSelected(UICollectionView, Foundation.NSIndexPath) Indicates that the item at the specified index was selected. | 
|  | ItemUnhighlighted(UICollectionView, Foundation.NSIndexPath) Indicates that the item at the specified index had its highlight removed. | 
|  | PerformAction(UICollectionView, ObjCRuntime.Selector, Foundation.NSIndexPath, Foundation.NSObject) Performs the specified action on an item in the UICollectionView. | 
|  | ScrollAnimationEnded(UIScrollView) Indicates that animation relating to a scrolling event has completed. | 
|  | Scrolled(UIScrollView) Indicates that scrolling occurred. | 
|  | ScrolledToTop(UIScrollView) Indicates that the UICollectionView has scrolled to its beginning. | 
|  | ShouldDeselectItem(UICollectionView, Foundation.NSIndexPath) : bool Whether the specified item should be deselected. | 
|  | ShouldHighlightItem(UICollectionView, Foundation.NSIndexPath) : bool Whether the specified item should be highlighted during tracking. | 
|  | ShouldScrollToTop(UIScrollView) : bool Whether the UICollectionView should scroll to its beginning. | 
|  | ShouldSelectItem(UICollectionView, Foundation.NSIndexPath) : bool Whether the specified item should be selected. | 
|  | ShouldShowMenu(UICollectionView, Foundation.NSIndexPath) : bool Whether an action menu should be displayed for the specified item. | 
|  | SupplementaryViewDisplayingEnded(UICollectionView, UICollectionReusableView, Foundation.NSString, Foundation.NSIndexPath) Indicates that the specified supplementary view was removed from the UICollectionView. | 
|  | TransitionLayout(UICollectionView, UICollectionViewLayout, UICollectionViewLayout) : UICollectionViewTransitionLayout A custom transition layout for use when moving between selected layouts. | 
|  | ViewForZoomingInScrollView(UIScrollView) : UIView The UIView to use when zooming is about to occur. | 
|  | WillDisplayCell(UICollectionView, UICollectionViewCell, Foundation.NSIndexPath) Documentation for this section has not yet been entered. | 
|  | WillDisplaySupplementaryView(UICollectionView, UICollectionReusableView, string, Foundation.NSIndexPath) Documentation for this section has not yet been entered. | 
|  | WillEndDragging(UIScrollView, CoreGraphics.CGPoint, ref CoreGraphics.CGPoint) Indicates that dragging is about to complete. | 
|  | ZoomingEnded(UIScrollView, UIView, nfloat) Indicates that zooming has completed. | 
|  | ZoomingStarted(UIScrollView, UIView) Indicates that zooming has begun. |