# RecyclerViewParallax.ChildPositionProperty

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  
belongs to Maven artifact com.android.support:leanback-v17:28.0.0-alpha1  
Summary:[Inherited Constants](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#inhconstants)\|[Methods](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#pubmethods)\|[Inherited Methods](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#inhmethods)\|[\[Expand All\]](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#)  

# RecyclerViewParallax.ChildPositionProperty

| This package is part of the Android[support library](https://developer.android.com/topic/libraries/support-library)which is no longer maintained. The support library has been superseded by[AndroidX](https://developer.android.com/jetpack/androidx)which is part of[Jetpack](https://developer.android.com/jetpack). We recommend using the AndroidX libraries in all new projects. You should also consider[migrating](https://developer.android.com/jetpack/androidx/migrate)existing projects to AndroidX. To find the AndroidX class that maps to this deprecated class, see the AndroidX support library[class mappings](https://developer.android.com/jetpack/androidx/migrate/class-mappings).

`
public
static
final

class
RecyclerViewParallax.ChildPositionProperty
`  
`


``


``

extends `[Parallax.IntProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty)`


``


`

|---|---|---|--------------------------------------------------------------------------------|
| java.lang.Object                                                                        ||||
| ↳ | [android.util.Property](https://developer.android.com/reference/android/util/Property.html)\<[android.support.v17.leanback.widget.Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax), java.lang.Integer\> |||
|   | ↳ | [android.support.v17.leanback.widget.Parallax.IntProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty) ||
|   |   | ↳ | android.support.v17.leanback.widget.RecyclerViewParallax.ChildPositionProperty |

<br />

*** ** * ** ***

Subclass of[Parallax.IntProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty). Using this Property, users can track a RecylerView child's position inside recyclerview. i.e. tracking_pos = view.top + fraction \* view.height() + offset This way we can track top using fraction 0 and bottom using fraction 1.

## Summary

|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ### Inherited constants                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [![](https://developer.android.com/static/assets/images/styles/disclosure_down.png)](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#)From class` `[android.support.v17.leanback.widget.Parallax.IntProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty)` ` |-------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `int` | [UNKNOWN_AFTER](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#UNKNOWN_AFTER) Property value is unknown and it's larger than[getMaxValue()](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax#getMaxValue()). | | `int` | [UNKNOWN_BEFORE](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#UNKNOWN_BEFORE) Property value is unknown and it's smaller than minimal value of Parallax.                                                                                       | |

|                                                                                                                                                                                                      ### Public methods                                                                                                                                                                                                      ||
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| ` `[RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | ` `[adapterPosition](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#adapterPosition(int))`(int adapterPosition) ` Sets adapter position of the recyclerview child to track. |
| ` `[RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | ` `[fraction](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#fraction(float))`(float fraction) ` Sets fraction of size to be added to view's start position.                |
| ` int`                                                                                                                                                                  | ` `[getAdapterPosition](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#getAdapterPosition())`() ` Returns adapter position of the recyclerview child to track.              |
| ` float`                                                                                                                                                                | ` `[getFraction](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#getFraction())`() ` Returns fraction of size to be added to view's start position.                          |
| ` int`                                                                                                                                                                  | ` `[getOffset](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#getOffset())`() ` Returns offset in pixels added to the view's start position.                                |
| ` int`                                                                                                                                                                  | ` `[getViewId](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#getViewId())`() ` Returns view Id of a descendant of recyclerview child to track.                             |
| ` `[RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | ` `[offset](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#offset(int))`(int offset) ` Sets offset in pixels added to the view's start position.                            |
| ` `[RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | ` `[viewId](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#viewId(int))`(int viewId) ` Sets view Id of a descendant of recyclerview child to track.                         |

| ### Inherited methods |
|-----------------------|---|
| [![](https://developer.android.com/static/assets/images/styles/disclosure_down.png)](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#)From class` `[android.support.v17.leanback.widget.Parallax.IntProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty)` ` |------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` final `[PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue) | ` `[at](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#at(int, float))`(int offsetValue, float fractionOfMaxParentVisibleSize) ` Create an[Parallax.PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue)object by multiplying the fraction with[getMaxValue()](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax#getMaxValue())and adding offsetValue to it. | | ` final `[PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue) | ` `[atAbsolute](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#atAbsolute(int))`(int absoluteValue) ` Creates an[Parallax.PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue)object for the absolute marker value.                                                                                                                                                                             | | ` final `[PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue) | ` `[atFraction](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#atFraction(float))`(float fractionOfMaxValue) ` Creates an[Parallax.PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue)object for a fraction of[getMaxValue()](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax#getMaxValue()).                                                             | | ` final `[PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue) | ` `[atMax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#atMax())`() ` Creates an[Parallax.PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue)object for the marker value representing[getMaxValue()](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax#getMaxValue()).                                                                                    | | ` final `[PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue) | ` `[atMin](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#atMin())`() ` Creates an[Parallax.PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue)object for the marker value representing 0.                                                                                                                                                                                                     | | ` final Integer`                                                                                                                         | ` `[get](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#get(android.support.v17.leanback.widget.Parallax))`(`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)` object) `                                                                                                                                                                                                                                                  | | ` final int`                                                                                                                             | ` `[getIndex](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#getIndex())`() `                                                                                                                                                                                                                                                                                                                                                                                             | | ` final int`                                                                                                                             | ` `[getValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#getValue(android.support.v17.leanback.widget.Parallax))`(`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)` object) ` Fast version of get() method that returns a primitive int value of the Property.                                                                                                                                                       | | ` final void`                                                                                                                            | ` `[set](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#set(android.support.v17.leanback.widget.Parallax, java.lang.Integer))`(`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)` object, Integer value) `                                                                                                                                                                                                                | | ` final void`                                                                                                                            | ` `[setValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty#setValue(android.support.v17.leanback.widget.Parallax, int))`(`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)` object, int value) ` Fast version of set() method that takes a primitive int value into the Property.                                                                                                                                       | ||
| [![](https://developer.android.com/static/assets/images/styles/disclosure_down.png)](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#)From class` `[android.util.Property](https://developer.android.com/reference/android/util/Property.html)` ` |----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------| | ` abstract Integer`                                                                                                                                                                                            | ` get(`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)` arg0) `                                         | | ` String`                                                                                                                                                                                                      | ` getName() `                                                                                                                                            | | ` Class<Integer>`                                                                                                                                                                                              | ` getType() `                                                                                                                                            | | ` boolean`                                                                                                                                                                                                     | ` isReadOnly() `                                                                                                                                         | | ` static <T, V> `[Property](https://developer.android.com/reference/android/util/Property.html)`<`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)`, Integer>` | ` of(Class<`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)`> arg0, Class<Integer> arg1, String arg2) ` | | ` void`                                                                                                                                                                                                        | ` set(`[Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)` arg0, Integer arg1) `                           | ||
| [![](https://developer.android.com/static/assets/images/styles/disclosure_down.png)](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty#)From class` java.lang.Object ` |-------------------|-------------------------------| | ` Object`         | ` clone() `                   | | ` boolean`        | ` equals(Object arg0) `       | | ` void`           | ` finalize() `                | | ` final Class<?>` | ` getClass() `                | | ` int`            | ` hashCode() `                | | ` final void`     | ` notify() `                  | | ` final void`     | ` notifyAll() `               | | ` String`         | ` toString() `                | | ` final void`     | ` wait(long arg0, int arg1) ` | | ` final void`     | ` wait(long arg0) `           | | ` final void`     | ` wait() `                    | ||

## Public methods

### adapterPosition

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
RecyclerViewParallax.ChildPositionProperty adapterPosition (int adapterPosition)
```

Sets adapter position of the recyclerview child to track.

<br />

|                            Parameters                            ||
|-------------------|-----------------------------------------------|
| `adapterPosition` | `int`: Zero based position in adapter. <br /> |

|                                                                                                     Returns                                                                                                     ||
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------|
| [RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | This ChildPositionProperty object. <br /> |

### fraction

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
RecyclerViewParallax.ChildPositionProperty fraction (float fraction)
```

Sets fraction of size to be added to view's start position. e.g. to track the center position of the view, use fraction 0.5; to track the end position of the view use fraction 1.

<br />

|                        Parameters                         ||
|------------|-----------------------------------------------|
| `fraction` | `float`: Fraction of size of the view. <br /> |

|                                                                                                     Returns                                                                                                     ||
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------|
| [RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | This ChildPositionProperty object. <br /> |

### getAdapterPosition

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
int getAdapterPosition ()
```

Returns adapter position of the recyclerview child to track.

<br />

|    Returns    ||
|-------|--------|
| `int` | <br /> |

### getFraction

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
float getFraction ()
```

Returns fraction of size to be added to view's start position. e.g. to track the center position of the view, use fraction 0.5; to track the end position of the view use fraction 1.

<br />

|     Returns     ||
|---------|--------|
| `float` | <br /> |

### getOffset

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
int getOffset ()
```

Returns offset in pixels added to the view's start position.

<br />

|    Returns    ||
|-------|--------|
| `int` | <br /> |

### getViewId

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
int getViewId ()
```

Returns view Id of a descendant of recyclerview child to track.

<br />

|    Returns    ||
|-------|--------|
| `int` | <br /> |

### offset

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
RecyclerViewParallax.ChildPositionProperty offset (int offset)
```

Sets offset in pixels added to the view's start position.

<br />

|                                  Parameters                                  ||
|----------|--------------------------------------------------------------------|
| `offset` | `int`: Offset in pixels added to the view's start position. <br /> |

|                                                                                                     Returns                                                                                                     ||
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------|
| [RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | This ChildPositionProperty object. <br /> |

### viewId

added in[version 25.4.0](https://developer.android.com/topic/libraries/support-library/revisions)  

```
RecyclerViewParallax.ChildPositionProperty viewId (int viewId)
```

Sets view Id of a descendant of recyclerview child to track.

<br />

|                            Parameters                             ||
|----------|---------------------------------------------------------|
| `viewId` | `int`: Id of a descendant of recyclerview child. <br /> |

|                                                                                                     Returns                                                                                                     ||
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------|
| [RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty) | This ChildPositionProperty object. <br /> |

-

  ## Interfaces

  - [BaseGridView.OnKeyInterceptListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseGridView.OnKeyInterceptListener)
  - [BaseGridView.OnMotionInterceptListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseGridView.OnMotionInterceptListener)
  - [BaseGridView.OnTouchInterceptListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseGridView.OnTouchInterceptListener)
  - [BaseGridView.OnUnhandledKeyListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseGridView.OnUnhandledKeyListener)
  - [BaseOnItemViewClickedListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseOnItemViewClickedListener)
  - [BaseOnItemViewSelectedListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseOnItemViewSelectedListener)
  - [BrowseFrameLayout.OnChildFocusListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BrowseFrameLayout.OnChildFocusListener)
  - [BrowseFrameLayout.OnFocusSearchListener](https://developer.android.com/reference/android/support/v17/leanback/widget/BrowseFrameLayout.OnFocusSearchListener)
  - [FacetProvider](https://developer.android.com/reference/android/support/v17/leanback/widget/FacetProvider)
  - [FacetProviderAdapter](https://developer.android.com/reference/android/support/v17/leanback/widget/FacetProviderAdapter)
  - [FocusHighlight](https://developer.android.com/reference/android/support/v17/leanback/widget/FocusHighlight)
  - [FragmentAnimationProvider](https://developer.android.com/reference/android/support/v17/leanback/widget/FragmentAnimationProvider)
  - [ImeKeyMonitor](https://developer.android.com/reference/android/support/v17/leanback/widget/ImeKeyMonitor)
  - [ImeKeyMonitor.ImeKeyListener](https://developer.android.com/reference/android/support/v17/leanback/widget/ImeKeyMonitor.ImeKeyListener)
  - [MultiActionsProvider](https://developer.android.com/reference/android/support/v17/leanback/widget/MultiActionsProvider)
  - [OnActionClickedListener](https://developer.android.com/reference/android/support/v17/leanback/widget/OnActionClickedListener)
  - [OnChildLaidOutListener](https://developer.android.com/reference/android/support/v17/leanback/widget/OnChildLaidOutListener)
  - [OnChildSelectedListener](https://developer.android.com/reference/android/support/v17/leanback/widget/OnChildSelectedListener)
  - [OnItemViewClickedListener](https://developer.android.com/reference/android/support/v17/leanback/widget/OnItemViewClickedListener)
  - [OnItemViewSelectedListener](https://developer.android.com/reference/android/support/v17/leanback/widget/OnItemViewSelectedListener)
  - [PlaybackSeekUi](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackSeekUi)
  - [SearchBar.SearchBarListener](https://developer.android.com/reference/android/support/v17/leanback/widget/SearchBar.SearchBarListener)
  - [SearchBar.SearchBarPermissionListener](https://developer.android.com/reference/android/support/v17/leanback/widget/SearchBar.SearchBarPermissionListener)
  - [SearchEditText.OnKeyboardDismissListener](https://developer.android.com/reference/android/support/v17/leanback/widget/SearchEditText.OnKeyboardDismissListener)
  - [SpeechRecognitionCallback](https://developer.android.com/reference/android/support/v17/leanback/widget/SpeechRecognitionCallback)
  - [TitleViewAdapter.Provider](https://developer.android.com/reference/android/support/v17/leanback/widget/TitleViewAdapter.Provider)
  - [ViewHolderTask](https://developer.android.com/reference/android/support/v17/leanback/widget/ViewHolderTask)
-

  ## Classes

  - [AbstractDetailsDescriptionPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/AbstractDetailsDescriptionPresenter)
  - [AbstractDetailsDescriptionPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/AbstractDetailsDescriptionPresenter.ViewHolder)
  - [AbstractMediaItemPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/AbstractMediaItemPresenter)
  - [AbstractMediaItemPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/AbstractMediaItemPresenter.ViewHolder)
  - [AbstractMediaListHeaderPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/AbstractMediaListHeaderPresenter)
  - [AbstractMediaListHeaderPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/AbstractMediaListHeaderPresenter.ViewHolder)
  - [Action](https://developer.android.com/reference/android/support/v17/leanback/widget/Action)
  - [ArrayObjectAdapter](https://developer.android.com/reference/android/support/v17/leanback/widget/ArrayObjectAdapter)
  - [BaseCardView](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseCardView)
  - [BaseCardView.LayoutParams](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseCardView.LayoutParams)
  - [BaseGridView](https://developer.android.com/reference/android/support/v17/leanback/widget/BaseGridView)
  - [BrowseFrameLayout](https://developer.android.com/reference/android/support/v17/leanback/widget/BrowseFrameLayout)
  - [ClassPresenterSelector](https://developer.android.com/reference/android/support/v17/leanback/widget/ClassPresenterSelector)
  - [ControlButtonPresenterSelector](https://developer.android.com/reference/android/support/v17/leanback/widget/ControlButtonPresenterSelector)
  - [CursorObjectAdapter](https://developer.android.com/reference/android/support/v17/leanback/widget/CursorObjectAdapter)
  - [DetailsOverviewLogoPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/DetailsOverviewLogoPresenter)
  - [DetailsOverviewLogoPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/DetailsOverviewLogoPresenter.ViewHolder)
  - [DetailsOverviewRow](https://developer.android.com/reference/android/support/v17/leanback/widget/DetailsOverviewRow)
  - [DetailsOverviewRow.Listener](https://developer.android.com/reference/android/support/v17/leanback/widget/DetailsOverviewRow.Listener)
  - [DetailsOverviewRowPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/DetailsOverviewRowPresenter)
  - [DetailsOverviewRowPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/DetailsOverviewRowPresenter.ViewHolder)
  - [DetailsParallax](https://developer.android.com/reference/android/support/v17/leanback/widget/DetailsParallax)
  - [DiffCallback](https://developer.android.com/reference/android/support/v17/leanback/widget/DiffCallback)
  - [DividerPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/DividerPresenter)
  - [DividerRow](https://developer.android.com/reference/android/support/v17/leanback/widget/DividerRow)
  - [FocusHighlightHelper](https://developer.android.com/reference/android/support/v17/leanback/widget/FocusHighlightHelper)
  - [FullWidthDetailsOverviewRowPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/FullWidthDetailsOverviewRowPresenter)
  - [FullWidthDetailsOverviewRowPresenter.Listener](https://developer.android.com/reference/android/support/v17/leanback/widget/FullWidthDetailsOverviewRowPresenter.Listener)
  - [FullWidthDetailsOverviewRowPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/FullWidthDetailsOverviewRowPresenter.ViewHolder)
  - [FullWidthDetailsOverviewRowPresenter.ViewHolder.DetailsOverviewRowListener](https://developer.android.com/reference/android/support/v17/leanback/widget/FullWidthDetailsOverviewRowPresenter.ViewHolder.DetailsOverviewRowListener)
  - [FullWidthDetailsOverviewSharedElementHelper](https://developer.android.com/reference/android/support/v17/leanback/widget/FullWidthDetailsOverviewSharedElementHelper)
  - [GuidanceStylist](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidanceStylist)
  - [GuidanceStylist.Guidance](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidanceStylist.Guidance)
  - [GuidedAction](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedAction)
  - [GuidedAction.Builder](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedAction.Builder)
  - [GuidedAction.BuilderBase](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedAction.BuilderBase)
  - [GuidedActionDiffCallback](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedActionDiffCallback)
  - [GuidedActionEditText](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedActionEditText)
  - [GuidedActionsStylist](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedActionsStylist)
  - [GuidedActionsStylist.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedActionsStylist.ViewHolder)
  - [GuidedDatePickerAction](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedDatePickerAction)
  - [GuidedDatePickerAction.Builder](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedDatePickerAction.Builder)
  - [GuidedDatePickerAction.BuilderBase](https://developer.android.com/reference/android/support/v17/leanback/widget/GuidedDatePickerAction.BuilderBase)
  - [HeaderItem](https://developer.android.com/reference/android/support/v17/leanback/widget/HeaderItem)
  - [HorizontalGridView](https://developer.android.com/reference/android/support/v17/leanback/widget/HorizontalGridView)
  - [HorizontalHoverCardSwitcher](https://developer.android.com/reference/android/support/v17/leanback/widget/HorizontalHoverCardSwitcher)
  - [ImageCardView](https://developer.android.com/reference/android/support/v17/leanback/widget/ImageCardView)
  - [ItemAlignmentFacet](https://developer.android.com/reference/android/support/v17/leanback/widget/ItemAlignmentFacet)
  - [ItemAlignmentFacet.ItemAlignmentDef](https://developer.android.com/reference/android/support/v17/leanback/widget/ItemAlignmentFacet.ItemAlignmentDef)
  - [ItemBridgeAdapter](https://developer.android.com/reference/android/support/v17/leanback/widget/ItemBridgeAdapter)
  - [ItemBridgeAdapter.AdapterListener](https://developer.android.com/reference/android/support/v17/leanback/widget/ItemBridgeAdapter.AdapterListener)
  - [ItemBridgeAdapter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/ItemBridgeAdapter.ViewHolder)
  - [ItemBridgeAdapter.Wrapper](https://developer.android.com/reference/android/support/v17/leanback/widget/ItemBridgeAdapter.Wrapper)
  - [ItemBridgeAdapterShadowOverlayWrapper](https://developer.android.com/reference/android/support/v17/leanback/widget/ItemBridgeAdapterShadowOverlayWrapper)
  - [ListRow](https://developer.android.com/reference/android/support/v17/leanback/widget/ListRow)
  - [ListRowHoverCardView](https://developer.android.com/reference/android/support/v17/leanback/widget/ListRowHoverCardView)
  - [ListRowPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/ListRowPresenter)
  - [ListRowPresenter.SelectItemViewHolderTask](https://developer.android.com/reference/android/support/v17/leanback/widget/ListRowPresenter.SelectItemViewHolderTask)
  - [ListRowPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/ListRowPresenter.ViewHolder)
  - [ListRowView](https://developer.android.com/reference/android/support/v17/leanback/widget/ListRowView)
  - [MultiActionsProvider.MultiAction](https://developer.android.com/reference/android/support/v17/leanback/widget/MultiActionsProvider.MultiAction)
  - [ObjectAdapter](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter)
  - [ObjectAdapter.DataObserver](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver)
  - [OnChildViewHolderSelectedListener](https://developer.android.com/reference/android/support/v17/leanback/widget/OnChildViewHolderSelectedListener)
  - [PageRow](https://developer.android.com/reference/android/support/v17/leanback/widget/PageRow)
  - [Parallax](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax)
  - [Parallax.FloatProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.FloatProperty)
  - [Parallax.IntProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.IntProperty)
  - [Parallax.PropertyMarkerValue](https://developer.android.com/reference/android/support/v17/leanback/widget/Parallax.PropertyMarkerValue)
  - [ParallaxEffect](https://developer.android.com/reference/android/support/v17/leanback/widget/ParallaxEffect)
  - [ParallaxTarget](https://developer.android.com/reference/android/support/v17/leanback/widget/ParallaxTarget)
  - [ParallaxTarget.DirectPropertyTarget](https://developer.android.com/reference/android/support/v17/leanback/widget/ParallaxTarget.DirectPropertyTarget)
  - [ParallaxTarget.PropertyValuesHolderTarget](https://developer.android.com/reference/android/support/v17/leanback/widget/ParallaxTarget.PropertyValuesHolderTarget)
  - [PlaybackControlsRow](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow)
  - [PlaybackControlsRow.ClosedCaptioningAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.ClosedCaptioningAction)
  - [PlaybackControlsRow.FastForwardAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.FastForwardAction)
  - [PlaybackControlsRow.HighQualityAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.HighQualityAction)
  - [PlaybackControlsRow.MoreActions](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.MoreActions)
  - [PlaybackControlsRow.MultiAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.MultiAction)
  - [PlaybackControlsRow.OnPlaybackProgressCallback](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.OnPlaybackProgressCallback)
  - [PlaybackControlsRow.PictureInPictureAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.PictureInPictureAction)
  - [PlaybackControlsRow.PlayPauseAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.PlayPauseAction)
  - [PlaybackControlsRow.RepeatAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.RepeatAction)
  - [PlaybackControlsRow.RewindAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.RewindAction)
  - [PlaybackControlsRow.ShuffleAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.ShuffleAction)
  - [PlaybackControlsRow.SkipNextAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.SkipNextAction)
  - [PlaybackControlsRow.SkipPreviousAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.SkipPreviousAction)
  - [PlaybackControlsRow.ThumbsAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.ThumbsAction)
  - [PlaybackControlsRow.ThumbsDownAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.ThumbsDownAction)
  - [PlaybackControlsRow.ThumbsUpAction](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRow.ThumbsUpAction)
  - [PlaybackControlsRowPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRowPresenter)
  - [PlaybackControlsRowPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackControlsRowPresenter.ViewHolder)
  - [PlaybackRowPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackRowPresenter)
  - [PlaybackRowPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackRowPresenter.ViewHolder)
  - [PlaybackSeekDataProvider](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackSeekDataProvider)
  - [PlaybackSeekDataProvider.ResultCallback](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackSeekDataProvider.ResultCallback)
  - [PlaybackSeekUi.Client](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackSeekUi.Client)
  - [PlaybackTransportRowPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackTransportRowPresenter)
  - [PlaybackTransportRowPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/PlaybackTransportRowPresenter.ViewHolder)
  - [Presenter](https://developer.android.com/reference/android/support/v17/leanback/widget/Presenter)
  - [Presenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/Presenter.ViewHolder)
  - [Presenter.ViewHolderTask](https://developer.android.com/reference/android/support/v17/leanback/widget/Presenter.ViewHolderTask)
  - [PresenterSelector](https://developer.android.com/reference/android/support/v17/leanback/widget/PresenterSelector)
  - [PresenterSwitcher](https://developer.android.com/reference/android/support/v17/leanback/widget/PresenterSwitcher)
  - [RecyclerViewParallax](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax)
  - [RecyclerViewParallax.ChildPositionProperty](https://developer.android.com/reference/android/support/v17/leanback/widget/RecyclerViewParallax.ChildPositionProperty)
  - [Row](https://developer.android.com/reference/android/support/v17/leanback/widget/Row)
  - [RowHeaderPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/RowHeaderPresenter)
  - [RowHeaderPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/RowHeaderPresenter.ViewHolder)
  - [RowHeaderView](https://developer.android.com/reference/android/support/v17/leanback/widget/RowHeaderView)
  - [RowPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/RowPresenter)
  - [RowPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/RowPresenter.ViewHolder)
  - [SearchBar](https://developer.android.com/reference/android/support/v17/leanback/widget/SearchBar)
  - [SearchEditText](https://developer.android.com/reference/android/support/v17/leanback/widget/SearchEditText)
  - [SearchOrbView](https://developer.android.com/reference/android/support/v17/leanback/widget/SearchOrbView)
  - [SearchOrbView.Colors](https://developer.android.com/reference/android/support/v17/leanback/widget/SearchOrbView.Colors)
  - [SectionRow](https://developer.android.com/reference/android/support/v17/leanback/widget/SectionRow)
  - [ShadowOverlayContainer](https://developer.android.com/reference/android/support/v17/leanback/widget/ShadowOverlayContainer)
  - [ShadowOverlayHelper](https://developer.android.com/reference/android/support/v17/leanback/widget/ShadowOverlayHelper)
  - [ShadowOverlayHelper.Builder](https://developer.android.com/reference/android/support/v17/leanback/widget/ShadowOverlayHelper.Builder)
  - [ShadowOverlayHelper.Options](https://developer.android.com/reference/android/support/v17/leanback/widget/ShadowOverlayHelper.Options)
  - [SinglePresenterSelector](https://developer.android.com/reference/android/support/v17/leanback/widget/SinglePresenterSelector)
  - [SparseArrayObjectAdapter](https://developer.android.com/reference/android/support/v17/leanback/widget/SparseArrayObjectAdapter)
  - [SpeechOrbView](https://developer.android.com/reference/android/support/v17/leanback/widget/SpeechOrbView)
  - [TitleHelper](https://developer.android.com/reference/android/support/v17/leanback/widget/TitleHelper)
  - [TitleView](https://developer.android.com/reference/android/support/v17/leanback/widget/TitleView)
  - [TitleViewAdapter](https://developer.android.com/reference/android/support/v17/leanback/widget/TitleViewAdapter)
  - [VerticalGridPresenter](https://developer.android.com/reference/android/support/v17/leanback/widget/VerticalGridPresenter)
  - [VerticalGridPresenter.ViewHolder](https://developer.android.com/reference/android/support/v17/leanback/widget/VerticalGridPresenter.ViewHolder)
  - [VerticalGridView](https://developer.android.com/reference/android/support/v17/leanback/widget/VerticalGridView)