---
title: occlusionState
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nswindow/occlusionstate-swift.property
---

# occlusionState

The occlusion state of the window.

## Declaration

```swift
var occlusionState: NSWindow.OcclusionState { get }
```

## Discussion

Discussion When the value of this property is visible, at least part of the window is visible; otherwise, the window is fully occluded.

## See Also

### Managing Window Visibility and Occlusion State

- [isVisible](appkit/nswindow/isvisible.md)