---
title: "candidateListTouchBarItem(_:changedCandidateListVisibility:)"
framework: appkit
role: symbol
role_heading: Instance Method
path: "appkit/nscandidatelisttouchbaritemdelegate/candidatelisttouchbaritem(_:changedcandidatelistvisibility:)"
---

# candidateListTouchBarItem(_:changedCandidateListVisibility:)

Tells the delegate that the visibility of the candidate list has changed.

## Declaration

```swift
@MainActor optional func candidateListTouchBarItem(_ anItem: NSCandidateListTouchBarItem<AnyObject>, changedCandidateListVisibility isVisible: Bool)
```

## Parameters

- `anItem`: The candidate list item whose candidate list’s visibility has changed.
- `isVisible`: A Boolean value that specifies whether or not the candidate list is visible. If doc://com.apple.documentation/documentation/Swift/true then the candidate list is visible, doc://com.apple.documentation/documentation/Swift/false otherwise.