---
title: NSTitlebarSeparatorStyle
framework: appkit
role: symbol
role_heading: Enumeration
path: appkit/nstitlebarseparatorstyle
---

# NSTitlebarSeparatorStyle

Styles that determine the type of separator displayed between the title bar and content of a window.

## Declaration

```swift
enum NSTitlebarSeparatorStyle
```

## Topics

### Styles

- [NSTitlebarSeparatorStyle.automatic](appkit/nstitlebarseparatorstyle/automatic.md)
- [NSTitlebarSeparatorStyle.line](appkit/nstitlebarseparatorstyle/line.md)
- [NSTitlebarSeparatorStyle.none](appkit/nstitlebarseparatorstyle/none.md)
- [NSTitlebarSeparatorStyle.shadow](appkit/nstitlebarseparatorstyle/shadow.md)

### Initializers

- [init(rawValue:)](appkit/nstitlebarseparatorstyle/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Customizing appearance

- [allowsFullHeightLayout](appkit/nssplitviewitem/allowsfullheightlayout.md)
- [titlebarSeparatorStyle](appkit/nssplitviewitem/titlebarseparatorstyle.md)