# PreferenceFragment.OnPreferenceStartScreenCallback

Artifact: [androidx.preference:preference](https://developer.android.com/jetpack/androidx/releases/preference) [View Source](https://cs.android.com/search?q=file:androidx/preference/PreferenceFragment.java+class:androidx.preference.PreferenceFragment.OnPreferenceStartScreenCallback) Added in [1.0.0](https://developer.android.com/jetpack/androidx/releases/preference#1.0.0) Deprecated in [1.1.0](https://developer.android.com/jetpack/androidx/releases/preference#1.1.0)

*** ** * ** ***


```
interface PreferenceFragment.OnPreferenceStartScreenCallback
```

<br />

Known direct subclasses [LeanbackSettingsFragment](https://developer.android.com/reference/kotlin/androidx/leanback/preference/LeanbackSettingsFragment)

|---|---|
| `https://developer.android.com/reference/kotlin/androidx/leanback/preference/LeanbackSettingsFragment` | **This class is deprecated.** Use `https://developer.android.com/reference/kotlin/androidx/leanback/preference/LeanbackSettingsFragmentCompat` <br /> |

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> [!CAUTION]
> **This interface is deprecated.**   
> Deprecated in Java

Interface that the fragment's containing activity should implement to be able to process preference items that wish to switch to a new screen of preferences.

## Summary

| ### Public functions |
|---|---|
| `https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html` | `[onPreferenceStartScreen](https://developer.android.com/reference/kotlin/androidx/preference/PreferenceFragment.OnPreferenceStartScreenCallback#onPreferenceStartScreen(androidx.preference.PreferenceFragment,androidx.preference.PreferenceScreen))( caller: https://developer.android.com/reference/kotlin/androidx/preference/PreferenceFragment, pref: https://developer.android.com/reference/kotlin/androidx/preference/PreferenceScreen )` **This function is deprecated.** Deprecated in Java |

## Public functions

### onPreferenceStartScreen

Added in [1.0.0](https://developer.android.com/jetpack/androidx/releases/preference#1.0.0) Deprecated in [1.1.0](https://developer.android.com/jetpack/androidx/releases/preference#1.1.0)

```
fun [onPreferenceStartScreen](https://developer.android.com/reference/kotlin/androidx/preference/PreferenceFragment.OnPreferenceStartScreenCallback#onPreferenceStartScreen(androidx.preference.PreferenceFragment,androidx.preference.PreferenceScreen))(
    caller: PreferenceFragment,
    pref: PreferenceScreen
): Boolean
```

> [!CAUTION]
> **This function is deprecated.**   
> Deprecated in Java

Called when the user has clicked on a `https://developer.android.com/reference/kotlin/androidx/preference/PreferenceScreen` in order to navigate to a new screen of preferences.

| Parameters |
|---|---|
| `caller: https://developer.android.com/reference/kotlin/androidx/preference/PreferenceFragment` | The fragment requesting navigation |
| `pref: https://developer.android.com/reference/kotlin/androidx/preference/PreferenceScreen` | The preference screen to navigate to |

| Returns |
|---|---|
| `https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html` | `true` if the screen navigation has been handled |