IUICollectionViewDelegate Interface

Definition

Namespace:: UIKit

Assembly:: Microsoft.iOS.dll

Assembly:: Microsoft.MacCatalyst.dll

Assembly:: Microsoft.tvOS.dll

Important

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This interface represents the Objective-C protocol UICollectionViewDelegate.

[Foundation.Protocol(Name="UICollectionViewDelegate", WrapperType=typeof(UIKit.UICollectionViewDelegateWrapper))]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldHighlightItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldHighlightItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemHighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didHighlightItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemUnhighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didUnhighlightItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldSelectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldSelectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldDeselectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldDeselectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemSelected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didSelectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemDeselected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didDeselectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayCell", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplayCell:forItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplaySupplementaryView", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(System.String), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplaySupplementaryView:forElementKind:atIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CellDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingCell:forItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="SupplementaryViewDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(Foundation.NSString), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingSupplementaryView:forElementOfKind:atIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldShowMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldShowMenuForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformAction:forItemAtIndexPath:withSender:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, Selector="collectionView:performAction:forItemAtIndexPath:withSender:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="TransitionLayout", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewLayout), typeof(UIKit.UICollectionViewLayout) }, ReturnType=typeof(UIKit.UICollectionViewTransitionLayout), Selector="collectionView:transitionLayoutForOldLayout:newLayout:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMove", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveFromItemAtIndexPath:toProposedIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetContentOffset", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(CoreGraphics.CGPoint), Selector="collectionView:targetContentOffsetForProposedContentOffset:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanEditItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canEditItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanFocusItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canFocusItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldUpdateFocus", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldUpdateFocusInContext:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidUpdateFocus", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext), typeof(UIKit.UIFocusAnimationCoordinator) }, Selector="collectionView:didUpdateFocusInContext:withAnimationCoordinator:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetIndexPathForPreferredFocusedView", ParameterByRef=new System.Boolean[] { false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="indexPathForPreferredFocusedViewInCollectionView:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetSelectionFollowsFocusForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:selectionFollowsFocusForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMoveOfItemFromOriginalIndexPath", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveOfItemFromOriginalIndexPath:atCurrentIndexPath:toProposedIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldSpringLoadItem", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(UIKit.IUISpringLoadedInteractionContext) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldSpringLoadItemAtIndexPath:withContext:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldBeginMultipleSelectionInteraction", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldBeginMultipleSelectionInteractionAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidBeginMultipleSelectionInteraction", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didBeginMultipleSelectionInteractionAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidEndMultipleSelectionInteraction", ParameterByRef=new System.Boolean[] { false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView) }, Selector="collectionViewDidEndMultipleSelectionInteraction:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfiguration", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIContextMenuConfiguration), Selector="collectionView:contextMenuConfigurationForItemAtIndexPath:point:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetPreviewForHighlightingContextMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:previewForHighlightingContextMenuWithConfiguration:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetPreviewForDismissingContextMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:previewForDismissingContextMenuWithConfiguration:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillPerformPreviewAction", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionCommitAnimating) }, Selector="collectionView:willPerformPreviewActionForMenuWithConfiguration:animator:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayContextMenu", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willDisplayContextMenuWithConfiguration:animator:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillEndContextMenuInteraction", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willEndContextMenuInteractionWithConfiguration:animator:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetSceneActivationConfigurationForItem", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIWindowSceneActivationConfiguration), Selector="collectionView:sceneActivationConfigurationForItemAtIndexPath:point:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformPrimaryActionForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:performPrimaryActionForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfiguration", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath[]), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIContextMenuConfiguration), Selector="collectionView:contextMenuConfigurationForItemsAtIndexPaths:point:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationHighlightPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:highlightPreviewForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationDismissalPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:dismissalPreviewForItemAtIndexPath:")]
public interface IUICollectionViewDelegate : IDisposable, UIKit.IUIScrollViewDelegate

[Foundation.Protocol(Name="UICollectionViewDelegate", WrapperType=typeof(UIKit.UICollectionViewDelegateWrapper))]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldHighlightItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldHighlightItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemHighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didHighlightItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemUnhighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didUnhighlightItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldSelectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldSelectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldDeselectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldDeselectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemSelected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didSelectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemDeselected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didDeselectItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayCell", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplayCell:forItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplaySupplementaryView", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(System.String), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplaySupplementaryView:forElementKind:atIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CellDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingCell:forItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="SupplementaryViewDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(Foundation.NSString), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingSupplementaryView:forElementOfKind:atIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldShowMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldShowMenuForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformAction:forItemAtIndexPath:withSender:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, Selector="collectionView:performAction:forItemAtIndexPath:withSender:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="TransitionLayout", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewLayout), typeof(UIKit.UICollectionViewLayout) }, ReturnType=typeof(UIKit.UICollectionViewTransitionLayout), Selector="collectionView:transitionLayoutForOldLayout:newLayout:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMove", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveFromItemAtIndexPath:toProposedIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetContentOffset", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(CoreGraphics.CGPoint), Selector="collectionView:targetContentOffsetForProposedContentOffset:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanEditItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canEditItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanFocusItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canFocusItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldUpdateFocus", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldUpdateFocusInContext:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidUpdateFocus", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext), typeof(UIKit.UIFocusAnimationCoordinator) }, Selector="collectionView:didUpdateFocusInContext:withAnimationCoordinator:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetIndexPathForPreferredFocusedView", ParameterByRef=new System.Boolean[] { false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="indexPathForPreferredFocusedViewInCollectionView:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMoveOfItemFromOriginalIndexPath", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveOfItemFromOriginalIndexPath:atCurrentIndexPath:toProposedIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayContextMenu", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willDisplayContextMenuWithConfiguration:animator:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillEndContextMenuInteraction", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willEndContextMenuInteractionWithConfiguration:animator:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformPrimaryActionForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:performPrimaryActionForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfiguration", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath[]), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIContextMenuConfiguration), Selector="collectionView:contextMenuConfigurationForItemsAtIndexPaths:point:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationHighlightPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:highlightPreviewForItemAtIndexPath:")]
[Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationDismissalPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:dismissalPreviewForItemAtIndexPath:")]
public interface IUICollectionViewDelegate : IDisposable, UIKit.IUIScrollViewDelegate

[<Foundation.Protocol(Name="UICollectionViewDelegate", WrapperType=typeof(UIKit.UICollectionViewDelegateWrapper))>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldHighlightItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldHighlightItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemHighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didHighlightItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemUnhighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didUnhighlightItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldSelectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldSelectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldDeselectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldDeselectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemSelected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didSelectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemDeselected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didDeselectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayCell", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplayCell:forItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplaySupplementaryView", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(System.String), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplaySupplementaryView:forElementKind:atIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CellDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingCell:forItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="SupplementaryViewDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(Foundation.NSString), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingSupplementaryView:forElementOfKind:atIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldShowMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldShowMenuForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformAction:forItemAtIndexPath:withSender:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, Selector="collectionView:performAction:forItemAtIndexPath:withSender:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="TransitionLayout", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewLayout), typeof(UIKit.UICollectionViewLayout) }, ReturnType=typeof(UIKit.UICollectionViewTransitionLayout), Selector="collectionView:transitionLayoutForOldLayout:newLayout:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMove", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveFromItemAtIndexPath:toProposedIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetContentOffset", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(CoreGraphics.CGPoint), Selector="collectionView:targetContentOffsetForProposedContentOffset:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanEditItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canEditItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanFocusItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canFocusItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldUpdateFocus", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldUpdateFocusInContext:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidUpdateFocus", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext), typeof(UIKit.UIFocusAnimationCoordinator) }, Selector="collectionView:didUpdateFocusInContext:withAnimationCoordinator:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetIndexPathForPreferredFocusedView", ParameterByRef=new System.Boolean[] { false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="indexPathForPreferredFocusedViewInCollectionView:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetSelectionFollowsFocusForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:selectionFollowsFocusForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMoveOfItemFromOriginalIndexPath", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveOfItemFromOriginalIndexPath:atCurrentIndexPath:toProposedIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldSpringLoadItem", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(UIKit.IUISpringLoadedInteractionContext) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldSpringLoadItemAtIndexPath:withContext:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldBeginMultipleSelectionInteraction", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldBeginMultipleSelectionInteractionAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidBeginMultipleSelectionInteraction", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didBeginMultipleSelectionInteractionAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidEndMultipleSelectionInteraction", ParameterByRef=new System.Boolean[] { false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView) }, Selector="collectionViewDidEndMultipleSelectionInteraction:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfiguration", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIContextMenuConfiguration), Selector="collectionView:contextMenuConfigurationForItemAtIndexPath:point:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetPreviewForHighlightingContextMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:previewForHighlightingContextMenuWithConfiguration:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetPreviewForDismissingContextMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:previewForDismissingContextMenuWithConfiguration:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillPerformPreviewAction", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionCommitAnimating) }, Selector="collectionView:willPerformPreviewActionForMenuWithConfiguration:animator:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayContextMenu", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willDisplayContextMenuWithConfiguration:animator:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillEndContextMenuInteraction", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willEndContextMenuInteractionWithConfiguration:animator:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetSceneActivationConfigurationForItem", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIWindowSceneActivationConfiguration), Selector="collectionView:sceneActivationConfigurationForItemAtIndexPath:point:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformPrimaryActionForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:performPrimaryActionForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfiguration", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath[]), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIContextMenuConfiguration), Selector="collectionView:contextMenuConfigurationForItemsAtIndexPaths:point:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationHighlightPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:highlightPreviewForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationDismissalPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:dismissalPreviewForItemAtIndexPath:")>]
type IUICollectionViewDelegate = interface
    interface INativeObject
    interface IDisposable
    interface IUIScrollViewDelegate

[<Foundation.Protocol(Name="UICollectionViewDelegate", WrapperType=typeof(UIKit.UICollectionViewDelegateWrapper))>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldHighlightItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldHighlightItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemHighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didHighlightItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemUnhighlighted", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didUnhighlightItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldSelectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldSelectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldDeselectItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldDeselectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemSelected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didSelectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ItemDeselected", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didDeselectItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayCell", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplayCell:forItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplaySupplementaryView", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(System.String), typeof(Foundation.NSIndexPath) }, Selector="collectionView:willDisplaySupplementaryView:forElementKind:atIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CellDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewCell), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingCell:forItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="SupplementaryViewDisplayingEnded", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionReusableView), typeof(Foundation.NSString), typeof(Foundation.NSIndexPath) }, Selector="collectionView:didEndDisplayingSupplementaryView:forElementOfKind:atIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldShowMenu", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldShowMenuForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformAction:forItemAtIndexPath:withSender:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformAction", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(ObjCRuntime.Selector), typeof(Foundation.NSIndexPath), typeof(Foundation.NSObject) }, Selector="collectionView:performAction:forItemAtIndexPath:withSender:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="TransitionLayout", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewLayout), typeof(UIKit.UICollectionViewLayout) }, ReturnType=typeof(UIKit.UICollectionViewTransitionLayout), Selector="collectionView:transitionLayoutForOldLayout:newLayout:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMove", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveFromItemAtIndexPath:toProposedIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetContentOffset", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(CoreGraphics.CGPoint), Selector="collectionView:targetContentOffsetForProposedContentOffset:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanEditItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canEditItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanFocusItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canFocusItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="ShouldUpdateFocus", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext) }, ReturnType=typeof(System.Boolean), Selector="collectionView:shouldUpdateFocusInContext:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="DidUpdateFocus", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UICollectionViewFocusUpdateContext), typeof(UIKit.UIFocusAnimationCoordinator) }, Selector="collectionView:didUpdateFocusInContext:withAnimationCoordinator:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetIndexPathForPreferredFocusedView", ParameterByRef=new System.Boolean[] { false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="indexPathForPreferredFocusedViewInCollectionView:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetTargetIndexPathForMoveOfItemFromOriginalIndexPath", ParameterByRef=new System.Boolean[] { false, false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(Foundation.NSIndexPath), Selector="collectionView:targetIndexPathForMoveOfItemFromOriginalIndexPath:atCurrentIndexPath:toProposedIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillDisplayContextMenu", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willDisplayContextMenuWithConfiguration:animator:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="WillEndContextMenuInteraction", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(UIKit.IUIContextMenuInteractionAnimating) }, Selector="collectionView:willEndContextMenuInteractionWithConfiguration:animator:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="CanPerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(System.Boolean), Selector="collectionView:canPerformPrimaryActionForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="PerformPrimaryActionForItem", ParameterByRef=new System.Boolean[] { false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath) }, Selector="collectionView:performPrimaryActionForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfiguration", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(Foundation.NSIndexPath[]), typeof(CoreGraphics.CGPoint) }, ReturnType=typeof(UIKit.UIContextMenuConfiguration), Selector="collectionView:contextMenuConfigurationForItemsAtIndexPaths:point:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationHighlightPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:highlightPreviewForItemAtIndexPath:")>]
[<Foundation.ProtocolMember(IsProperty=false, IsRequired=false, IsStatic=false, Name="GetContextMenuConfigurationDismissalPreview", ParameterByRef=new System.Boolean[] { false, false, false }, ParameterType=new System.Type[] { typeof(UIKit.UICollectionView), typeof(UIKit.UIContextMenuConfiguration), typeof(Foundation.NSIndexPath) }, ReturnType=typeof(UIKit.UITargetedPreview), Selector="collectionView:contextMenuConfiguration:dismissalPreviewForItemAtIndexPath:")>]
type IUICollectionViewDelegate = interface
    interface INativeObject
    interface IDisposable
    interface IUIScrollViewDelegate

Derived: TVUIKit.ITVCollectionViewDelegateFullScreenLayout

TVUIKit.TVCollectionViewDelegateFullScreenLayout

UIKit.IUICollectionViewDelegateFlowLayout

UIKit.IUICollectionViewSource

UIKit.UICollectionViewController

More…

Attributes: ProtocolAttribute ProtocolMemberAttribute

Implements: INativeObject IDisposable IUIScrollViewDelegate

Remarks

A class that implements this interface (and subclasses NSObject) will be exported to Objective-C as implementing the Objective-C protocol this interface represents.

A class may also implement members from this interface to implement members from the protocol.

Properties

Name	Description
Handle	Handle (pointer) to the unmanaged object representation. (Inherited from INativeObject)

Methods

Name	Description
CanEditItem(UICollectionView, NSIndexPath)
CanFocusItem(UICollectionView, NSIndexPath)	Whether the item at `indexPath` can be focused.
CanPerformAction(UICollectionView, Selector, NSIndexPath, NSObject)	Whether the cell at the specified `indexPath` supports the specified action.
CanPerformPrimaryActionForItem(UICollectionView, NSIndexPath)
CellDisplayingEnded(UICollectionView, UICollectionViewCell, NSIndexPath)	Indicates that the cell at the specified indexPath has been removed.
DecelerationEnded(UIScrollView)	Indicates that deceleration relating to a scroll event has ended. (Inherited from IUIScrollViewDelegate)
DecelerationStarted(UIScrollView)	Indicates that deceleration of a scrolling event has begun. (Inherited from IUIScrollViewDelegate)
DidBeginMultipleSelectionInteraction(UICollectionView, NSIndexPath)
DidChangeAdjustedContentInset(UIScrollView)	Method that is called when the inset values change. (Inherited from IUIScrollViewDelegate)
DidEndMultipleSelectionInteraction(UICollectionView)
DidUpdateFocus(UICollectionView, UICollectionViewFocusUpdateContext, UIFocusAnimationCoordinator)	Indicates that the focus changed as detailed in the `context`.
DidZoom(UIScrollView)	Indicates that the specified scrollView has zoomed. (Inherited from IUIScrollViewDelegate)
DraggingEnded(UIScrollView, Boolean)	Indicates that dragging has completed. (Inherited from IUIScrollViewDelegate)
DraggingStarted(UIScrollView)	Indicates that dragging has begun. (Inherited from IUIScrollViewDelegate)
GetContextMenuConfiguration(UICollectionView, NSIndexPath, CGPoint)
GetContextMenuConfiguration(UICollectionView, NSIndexPath[], CGPoint)
GetContextMenuConfigurationDismissalPreview(UICollectionView, UIContextMenuConfiguration, NSIndexPath)
GetContextMenuConfigurationHighlightPreview(UICollectionView, UIContextMenuConfiguration, NSIndexPath)
GetIndexPathForPreferredFocusedView(UICollectionView)	When overridden, allows the developer to specify the item that should initially receive focus.
GetPreviewForDismissingContextMenu(UICollectionView, UIContextMenuConfiguration)
GetPreviewForHighlightingContextMenu(UICollectionView, UIContextMenuConfiguration)
GetSceneActivationConfigurationForItem(UICollectionView, NSIndexPath, CGPoint)
GetSelectionFollowsFocusForItem(UICollectionView, NSIndexPath)
GetTargetContentOffset(UICollectionView, CGPoint)	When overridden, allows the developer to modify the content offset for layout and animation changes.
GetTargetIndexPathForMove(UICollectionView, NSIndexPath, NSIndexPath)	When overridden, allows the developer to modify the final location of a moved item. (For instance, to disallow a move to a particular `proposedIndexPath`.)
GetTargetIndexPathForMoveOfItemFromOriginalIndexPath(UICollectionView, NSIndexPath, NSIndexPath, NSIndexPath)
ItemDeselected(UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been deselected.
ItemHighlighted(UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been highlighted.
ItemSelected(UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been selected.
ItemUnhighlighted(UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been unhighlighted.
PerformAction(UICollectionView, Selector, NSIndexPath, NSObject)	Whether the cell at the specified indexPath supports the specified Copy or Paste action.
PerformPrimaryActionForItem(UICollectionView, NSIndexPath)
ScrollAnimationEnded(UIScrollView)	Indicates that all animations relating to scrolling have completed. (Inherited from IUIScrollViewDelegate)
Scrolled(UIScrollView)	Indicates that the specified scrollView has scrolled. (Inherited from IUIScrollViewDelegate)
ScrolledToTop(UIScrollView)	Indicates that the specified scrollView's scrolling has ended at the top. (Inherited from IUIScrollViewDelegate)
ShouldBeginMultipleSelectionInteraction(UICollectionView, NSIndexPath)
ShouldDeselectItem(UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath should allow itself to be deselected.
ShouldHighlightItem(UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath should allow itself to be highlighted.
ShouldScrollToTop(UIScrollView)	Whether a scroll to the beginning of the scrollView should be permitted. (Inherited from IUIScrollViewDelegate)
ShouldSelectItem(UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath allows itself to be selected.
ShouldShowMenu(UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath should show an Action menu.
ShouldSpringLoadItem(UICollectionView, NSIndexPath, IUISpringLoadedInteractionContext)	Method that is called to indicate whether the identified item should springload in the specified context.
ShouldUpdateFocus(UICollectionView, UICollectionViewFocusUpdateContext)	When overridden, allows the developer to prevent the focus change specified in `context`.
SupplementaryViewDisplayingEnded(UICollectionView, UICollectionReusableView, NSString, NSIndexPath)	Indicates that the supplementary view at the specified indexPath has been removed.
TransitionLayout(UICollectionView, UICollectionViewLayout, UICollectionViewLayout)	The UICollectionViewTransitionLayout to be used when moving from the specified fromLayout to the toLayout.
ViewForZoomingInScrollView(UIScrollView)	The UIView to scale when zooming is requested. (Inherited from IUIScrollViewDelegate)
WillDisplayCell(UICollectionView, UICollectionViewCell, NSIndexPath)	The `cell` is about to be displayed.
WillDisplayContextMenu(UICollectionView, UIContextMenuConfiguration, IUIContextMenuInteractionAnimating)
WillDisplaySupplementaryView(UICollectionView, UICollectionReusableView, String, NSIndexPath)	The supplementary `view` is about to be displayed.
WillEndContextMenuInteraction(UICollectionView, UIContextMenuConfiguration, IUIContextMenuInteractionAnimating)
WillEndDragging(UIScrollView, CGPoint, CGPoint)	Indicates that dragging is about to end. (Inherited from IUIScrollViewDelegate)
WillPerformPreviewAction(UICollectionView, UIContextMenuConfiguration, IUIContextMenuInteractionCommitAnimating)
ZoomingEnded(UIScrollView, UIView, NFloat)	Indicates that zooming has completed. (Inherited from IUIScrollViewDelegate)
ZoomingStarted(UIScrollView, UIView)	Indicates that zooming has begun. (Inherited from IUIScrollViewDelegate)

Extension Methods

Name	Description
GetHandle(INativeObject)
GetNonNullHandle(INativeObject, String)
CanEditItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)
CanFocusItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Whether the item at `indexPath` can be focused.
CanPerformAction(IUICollectionViewDelegate, UICollectionView, Selector, NSIndexPath, NSObject)	Whether the cell at the specified `indexPath` supports the specified action.
CanPerformPrimaryActionForItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)
CellDisplayingEnded(IUICollectionViewDelegate, UICollectionView, UICollectionViewCell, NSIndexPath)	Indicates that the cell at the specified indexPath has been removed.
DidBeginMultipleSelectionInteraction(IUICollectionViewDelegate, UICollectionView, NSIndexPath)
DidEndMultipleSelectionInteraction(IUICollectionViewDelegate, UICollectionView)
DidUpdateFocus(IUICollectionViewDelegate, UICollectionView, UICollectionViewFocusUpdateContext, UIFocusAnimationCoordinator)	Indicates that the focus changed as detailed in the `context`.
GetContextMenuConfiguration(IUICollectionViewDelegate, UICollectionView, NSIndexPath, CGPoint)
GetContextMenuConfiguration(IUICollectionViewDelegate, UICollectionView, NSIndexPath[], CGPoint)
GetContextMenuConfigurationDismissalPreview(IUICollectionViewDelegate, UICollectionView, UIContextMenuConfiguration, NSIndexPath)
GetContextMenuConfigurationHighlightPreview(IUICollectionViewDelegate, UICollectionView, UIContextMenuConfiguration, NSIndexPath)
GetIndexPathForPreferredFocusedView(IUICollectionViewDelegate, UICollectionView)	When overridden, allows the developer to specify the item that should initially receive focus.
GetPreviewForDismissingContextMenu(IUICollectionViewDelegate, UICollectionView, UIContextMenuConfiguration)
GetPreviewForHighlightingContextMenu(IUICollectionViewDelegate, UICollectionView, UIContextMenuConfiguration)
GetSceneActivationConfigurationForItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath, CGPoint)
GetSelectionFollowsFocusForItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)
GetTargetContentOffset(IUICollectionViewDelegate, UICollectionView, CGPoint)	When overridden, allows the developer to modify the content offset for layout and animation changes.
GetTargetIndexPathForMove(IUICollectionViewDelegate, UICollectionView, NSIndexPath, NSIndexPath)	When overridden, allows the developer to modify the final location of a moved item. (For instance, to disallow a move to a particular `proposedIndexPath`.)
GetTargetIndexPathForMoveOfItemFromOriginalIndexPath(IUICollectionViewDelegate, UICollectionView, NSIndexPath, NSIndexPath, NSIndexPath)
ItemDeselected(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been deselected.
ItemHighlighted(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been highlighted.
ItemSelected(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been selected.
ItemUnhighlighted(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Indicates that the cell at the specified indexPath has been unhighlighted.
PerformAction(IUICollectionViewDelegate, UICollectionView, Selector, NSIndexPath, NSObject)	Whether the cell at the specified indexPath supports the specified Copy or Paste action.
PerformPrimaryActionForItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)
ShouldBeginMultipleSelectionInteraction(IUICollectionViewDelegate, UICollectionView, NSIndexPath)
ShouldDeselectItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath should allow itself to be deselected.
ShouldHighlightItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath should allow itself to be highlighted.
ShouldSelectItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath allows itself to be selected.
ShouldShowMenu(IUICollectionViewDelegate, UICollectionView, NSIndexPath)	Whether the cell at the specified indexPath should show an Action menu.
ShouldSpringLoadItem(IUICollectionViewDelegate, UICollectionView, NSIndexPath, IUISpringLoadedInteractionContext)	Method that is called to indicate whether the identified item should springload in the specified context.
ShouldUpdateFocus(IUICollectionViewDelegate, UICollectionView, UICollectionViewFocusUpdateContext)	When overridden, allows the developer to prevent the focus change specified in `context`.
SupplementaryViewDisplayingEnded(IUICollectionViewDelegate, UICollectionView, UICollectionReusableView, NSString, NSIndexPath)	Indicates that the supplementary view at the specified indexPath has been removed.
TransitionLayout(IUICollectionViewDelegate, UICollectionView, UICollectionViewLayout, UICollectionViewLayout)	The UICollectionViewTransitionLayout to be used when moving from the specified fromLayout to the toLayout.
WillDisplayCell(IUICollectionViewDelegate, UICollectionView, UICollectionViewCell, NSIndexPath)	The `cell` is about to be displayed.
WillDisplayContextMenu(IUICollectionViewDelegate, UICollectionView, UIContextMenuConfiguration, IUIContextMenuInteractionAnimating)
WillDisplaySupplementaryView(IUICollectionViewDelegate, UICollectionView, UICollectionReusableView, String, NSIndexPath)	The supplementary `view` is about to be displayed.
WillEndContextMenuInteraction(IUICollectionViewDelegate, UICollectionView, UIContextMenuConfiguration, IUIContextMenuInteractionAnimating)
WillPerformPreviewAction(IUICollectionViewDelegate, UICollectionView, UIContextMenuConfiguration, IUIContextMenuInteractionCommitAnimating)
DecelerationEnded(IUIScrollViewDelegate, UIScrollView)	Indicates that deceleration relating to a scroll event has ended.
DecelerationStarted(IUIScrollViewDelegate, UIScrollView)	Indicates that deceleration of a scrolling event has begun.
DidChangeAdjustedContentInset(IUIScrollViewDelegate, UIScrollView)	Method that is called when the inset values change.
DidZoom(IUIScrollViewDelegate, UIScrollView)	Indicates that the specified scrollView has zoomed.
DraggingEnded(IUIScrollViewDelegate, UIScrollView, Boolean)	Indicates that dragging has completed.
DraggingStarted(IUIScrollViewDelegate, UIScrollView)	Indicates that dragging has begun.
ScrollAnimationEnded(IUIScrollViewDelegate, UIScrollView)	Indicates that all animations relating to scrolling have completed.
Scrolled(IUIScrollViewDelegate, UIScrollView)	Indicates that the specified scrollView has scrolled.
ScrolledToTop(IUIScrollViewDelegate, UIScrollView)	Indicates that the specified scrollView's scrolling has ended at the top.
ShouldScrollToTop(IUIScrollViewDelegate, UIScrollView)	Whether a scroll to the beginning of the scrollView should be permitted.
ViewForZoomingInScrollView(IUIScrollViewDelegate, UIScrollView)	The UIView to scale when zooming is requested.
WillEndDragging(IUIScrollViewDelegate, UIScrollView, CGPoint, CGPoint)	Indicates that dragging is about to end.
ZoomingEnded(IUIScrollViewDelegate, UIScrollView, UIView, NFloat)	Indicates that zooming has completed.
ZoomingStarted(IUIScrollViewDelegate, UIScrollView, UIView)	Indicates that zooming has begun.

Applies to

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