---
title: NSUserNotification.ActivationType.additionalActionClicked
framework: foundation
role: symbol
role_heading: Case
path: foundation/nsusernotification/activationtype-swift.enum/additionalactionclicked
---

# NSUserNotification.ActivationType.additionalActionClicked

The user clicked on the additional action button of the notification alert.

## Declaration

```swift
case additionalActionClicked
```

## See Also

### Constants

- [NSUserNotification.ActivationType.none](foundation/nsusernotification/activationtype-swift.enum/none.md)
- [NSUserNotification.ActivationType.contentsClicked](foundation/nsusernotification/activationtype-swift.enum/contentsclicked.md)
- [NSUserNotification.ActivationType.actionButtonClicked](foundation/nsusernotification/activationtype-swift.enum/actionbuttonclicked.md)
- [NSUserNotification.ActivationType.replied](foundation/nsusernotification/activationtype-swift.enum/replied.md)