# SinglePresenterSelector

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

*** ** * ** ***


```
public final class SinglePresenterSelector extends PresenterSelector
```

<br />

|---|---|---|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object.html) |||
| ↳ | [androidx.leanback.widget.PresenterSelector](https://developer.android.com/reference/androidx/leanback/widget/PresenterSelector) ||
|   | ↳ | [androidx.leanback.widget.SinglePresenterSelector](https://developer.android.com/reference/androidx/leanback/widget/SinglePresenterSelector) |

*** ** * ** ***

A `https://developer.android.com/reference/androidx/leanback/widget/PresenterSelector` that always returns the same `https://developer.android.com/reference/androidx/leanback/widget/Presenter`. Useful for rows of items of the same type that are all rendered the same way.

## Summary

| ### Public constructors |
|---|
| `https://developer.android.com/reference/androidx/leanback/widget/SinglePresenterSelector#SinglePresenterSelector(androidx.leanback.widget.Presenter)(@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/androidx/leanback/widget/Presenter presenter)` |

| ### Public methods |
|---|---|
| `@https://jspecify.dev/docs/api/org/jspecify/annotations/Nullable.html https://developer.android.com/reference/androidx/leanback/widget/Presenter` | `https://developer.android.com/reference/androidx/leanback/widget/SinglePresenterSelector#getPresenter(java.lang.Object)(@https://jspecify.dev/docs/api/org/jspecify/annotations/Nullable.html https://developer.android.com/reference/java/lang/Object.html item)` Returns a presenter for the given item. |
| `@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html Presenter[]` | `https://developer.android.com/reference/androidx/leanback/widget/SinglePresenterSelector#getPresenters()()` Returns an array of all possible presenters. |

## Public constructors

### SinglePresenterSelector

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

```
public SinglePresenterSelector(@NonNull Presenter presenter)
```

| Parameters |
|---|---|
| `@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/androidx/leanback/widget/Presenter presenter` | The Presenter to return for every item. |

## Public methods

### getPresenter

```
public @Nullable Presenter getPresenter(@Nullable Object item)
```

Returns a presenter for the given item.

### getPresenters

```
public @NonNull Presenter[] getPresenters()
```

Returns an array of all possible presenters. The returned array should not be modified.