---
title: ATSULayoutOperationCallbackStatus
framework: Application Services
role: symbol
role_heading: Type Alias
platforms: [Mac Catalyst 13.0+, macOS 10.2+]
path: applicationservices/atsulayoutoperationcallbackstatus
---

# ATSULayoutOperationCallbackStatus

## Declaration

```swift
typealias ATSULayoutOperationCallbackStatus = UInt32
```