---
title: "previewRepresentableActivityItems(for:)"
framework: appkit
role: symbol
role_heading: Instance Method
path: "appkit/nswindowdelegate/previewrepresentableactivityitems(for:)"
---

# previewRepresentableActivityItems(for:)

A collection of Preview-representable activity items, used for sharing and collaboration.

## Declaration

```swift
@MainActor optional func previewRepresentableActivityItems(for window: NSWindow) -> [any NSPreviewRepresentableActivityItem]?
```