---
title: "interaction(_:highlightSelectedItemsDidChange:)"
framework: visionkit
role: symbol
role_heading: Instance Method
path: "visionkit/imageanalysisinteractiondelegate/interaction(_:highlightselecteditemsdidchange:)"
---

# interaction(_:highlightSelectedItemsDidChange:)

Notifies your app when recognized items in the image appear highlighted as a result of a person tapping the Live Text button.

## Declaration

```swift
@MainActor func interaction(_ interaction: ImageAnalysisInteraction, highlightSelectedItemsDidChange highlightSelectedItems: Bool)
```

## Parameters

- `interaction`: The interaction object for which the selected item highlights change.
- `highlightSelectedItems`: A Boolean value that indicates whether highlights appear.

## See Also

### Tracking interface changes

- [interaction(_:liveTextButtonDidChangeToVisible:)](visionkit/imageanalysisinteractiondelegate/interaction(_:livetextbuttondidchangetovisible:).md)
- [textSelectionDidChange(_:)](visionkit/imageanalysisinteractiondelegate/textselectiondidchange(_:).md)