---
title: NSVisualEffectView.BlendingMode.withinWindow
framework: appkit
role: symbol
role_heading: Case
path: appkit/nsvisualeffectview/blendingmode-swift.enum/withinwindow
---

# NSVisualEffectView.BlendingMode.withinWindow

A mode that blends and blurs the visual effect view with contents behind the view in the current window only.

## Declaration

```swift
case withinWindow
```

## Discussion

Discussion Views using this blending mode must not overlap each other.

## See Also

### Blend Modes

- [NSVisualEffectView.BlendingMode.behindWindow](appkit/nsvisualeffectview/blendingmode-swift.enum/behindwindow.md)