# Picker.PickerValueListener

Artifact: [androidx.leanback:leanback](https://developer.android.com/jetpack/androidx/releases/leanback) [View Source](https://cs.android.com/search?q=file:androidx/leanback/widget/picker/Picker.java+class:androidx.leanback.widget.picker.Picker.PickerValueListener) Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/leanback#1.1.0)

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```
public interface Picker.PickerValueListener
```

<br />

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Listener for `https://developer.android.com/reference/androidx/leanback/widget/picker/Picker` value changes.

| See also |
|---|---|
| `https://developer.android.com/reference/androidx/leanback/widget/picker/Picker#addOnValueChangedListener(androidx.leanback.widget.picker.Picker.PickerValueListener)` |   |

## Summary

| ### Public methods |
|---|---|
| `abstract void` | `https://developer.android.com/reference/androidx/leanback/widget/picker/Picker.PickerValueListener#onValueChanged(androidx.leanback.widget.picker.Picker,int)(@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/androidx/leanback/widget/picker/Picker picker, int column)` Called whenever the value of the `https://developer.android.com/reference/androidx/leanback/widget/picker/Picker` changes. |

## Public methods

### onValueChanged

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/leanback#1.1.0)

```
abstract void onValueChanged(@NonNull Picker picker, int column)
```

Called whenever the value of the `https://developer.android.com/reference/androidx/leanback/widget/picker/Picker` changes.

| Parameters |
|---|---|
| `@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/androidx/leanback/widget/picker/Picker picker` | View whose value has changed. |
| `int column` | Column whose value has changed. |