---
title: "playerViewWillEnterFullScreen(_:)"
framework: avkit
role: symbol
role_heading: Instance Method
path: "avkit/avplayerviewdelegate/playerviewwillenterfullscreen(_:)"
---

# playerViewWillEnterFullScreen(_:)

Tells the delegate that the player view is about to enter full-screen mode.

## Declaration

```swift
optional func playerViewWillEnterFullScreen(_ playerView: AVPlayerView)
```

## Parameters

- `playerView`: The player view.

## See Also

### Responding to Full Screen Events

- [playerViewDidEnterFullScreen(_:)](avkit/avplayerviewdelegate/playerviewdidenterfullscreen(_:).md)
- [playerViewWillExitFullScreen(_:)](avkit/avplayerviewdelegate/playerviewwillexitfullscreen(_:).md)
- [playerViewDidExitFullScreen(_:)](avkit/avplayerviewdelegate/playerviewdidexitfullscreen(_:).md)
- [playerView(_:restoreUserInterfaceForFullScreenExitWithCompletionHandler:)](avkit/avplayerviewdelegate/playerview(_:restoreuserinterfaceforfullscreenexitwithcompletionhandler:).md)