---
title: willDismissNotification
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nscombobox/willdismissnotification
---

# willDismissNotification

Posted whenever the pop-up list of the NSComboBox is about to be dismissed.

## Declaration

```swift
class let willDismissNotification: NSNotification.Name
```

## Discussion

Discussion The notification object is the NSComboBox whose pop-up list will be dismissed. This notification does not contain a userInfo dictionary. To observe this notification using Swift concurrency, use NSComboBox.WillDismissMessage.

## See Also

### Notifications

- [selectionDidChangeNotification](appkit/nscombobox/selectiondidchangenotification.md)
- [selectionIsChangingNotification](appkit/nscombobox/selectionischangingnotification.md)
- [willPopUpNotification](appkit/nscombobox/willpopupnotification.md)