UICollectionViewDelegate_Extensions.DidUpdateFocus Method
Definition
Important
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Indicates that the focus changed as detailed in the context.
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 9, 0, ObjCRuntime.PlatformArchitecture.All, null)]
public static void DidUpdateFocus (this UIKit.IUICollectionViewDelegate This, UIKit.UICollectionView collectionView, UIKit.UICollectionViewFocusUpdateContext context, UIKit.UIFocusAnimationCoordinator coordinator);static member DidUpdateFocus : UIKit.IUICollectionViewDelegate * UIKit.UICollectionView * UIKit.UICollectionViewFocusUpdateContext * UIKit.UIFocusAnimationCoordinator -> unitParameters
The instance on which this extension method operates.
- collectionView
- UICollectionView
The collection view that originated the request.
Metadata for the focus change.
- coordinator
- UIFocusAnimationCoordinator
The T:UIKit.UIFocusAnimationController coordinating the focus-change animations.
- Attributes
Remarks
The values of PreviouslyFocusedIndexPath and NextFocusedIndexPath may be null if focus was previously not within, or just departed, the collectionView.