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# SKOverlayDelegate

Methods for responding to the overlay’s appearance, dismissal, or failure to load.

```
protocol SKOverlayDelegate : NSObjectProtocol
```

## Topics

### Responding to the Overlay’s Appearance and Disappearance

[`storeOverlayWillStartPresentation(_:transitionContext:)`](/documentation/StoreKit/SKOverlayDelegate/storeOverlayWillStartPresentation(_:transitionContext:))

Indicates that the platform presents an overlay.

[`storeOverlayDidFinishPresentation(_:transitionContext:)`](/documentation/StoreKit/SKOverlayDelegate/storeOverlayDidFinishPresentation(_:transitionContext:))

Indicates that the platform finished presenting an overlay.

[`storeOverlayWillStartDismissal(_:transitionContext:)`](/documentation/StoreKit/SKOverlayDelegate/storeOverlayWillStartDismissal(_:transitionContext:))

Indicates that the platform dismisses an overlay.

[`storeOverlayDidFinishDismissal(_:transitionContext:)`](/documentation/StoreKit/SKOverlayDelegate/storeOverlayDidFinishDismissal(_:transitionContext:))

Indicates that platform finished dismissing an overlay.

[`SKOverlay.TransitionContext`](/documentation/StoreKit/SKOverlay/TransitionContext)

A context object you can use to animate UI changes while the platform presents or dismisses an overlay.

### Responding to Failures

[`storeOverlayDidFailToLoad(_:error:)`](/documentation/StoreKit/SKOverlayDelegate/storeOverlayDidFailToLoad(_:error:))

Indicates that an overlay failed to load.


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