---
title: "toolPickerSelectedToolItemDidChange(_:)"
framework: pencilkit
role: symbol
role_heading: Instance Method
path: "pencilkit/pktoolpickerobserver/toolpickerselectedtoolitemdidchange(_:)"
---

# toolPickerSelectedToolItemDidChange(_:)

Tells the observer when a person selects a new tool item.

## Declaration

```swift
optional func toolPickerSelectedToolItemDidChange(_ toolPicker: PKToolPicker)
```

## See Also

### Detecting tool configuration changes

- [toolPickerIsRulerActiveDidChange(_:)](pencilkit/pktoolpickerobserver/toolpickerisruleractivedidchange(_:).md)