# ObjectAdapter.DataObserver added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions) belongs to Maven artifact com.android.support:leanback-v17:28.0.0-alpha1 Summary:[Ctors](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#pubctors)\|[Methods](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#pubmethods)\|[Inherited Methods](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#inhmethods)\|[\[Expand All\]](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#) # ObjectAdapter.DataObserver | 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package is part of the Android[support library](https://developer.android.com/topic/libraries/support-library)which is no longer maintained. The support library has been superseded by[AndroidX](https://developer.android.com/jetpack/androidx)which is part of[Jetpack](https://developer.android.com/jetpack).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 abstract class ObjectAdapter.DataObserver ` ` extends Object `` ` |---|----------------------------------------------------------------| | java.lang.Object || | ↳ | android.support.v17.leanback.widget.ObjectAdapter.DataObserver |
*** ** * ** *** A DataObserver can be notified when an ObjectAdapter's underlying data changes. Separate methods provide notifications about different types of changes. ## Summary | ### Public constructors || |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---| | ` `[ObjectAdapter.DataObserver](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#ObjectAdapter.DataObserver())`() ` | | ### Public methods || |---------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` void` | ` `[onChanged](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#onChanged())`() ` Called whenever the ObjectAdapter's data has changed in some manner outside of the set of changes covered by the other range-based change notification methods. | | ` void` | ` `[onItemMoved](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#onItemMoved(int, int))`(int fromPosition, int toPosition) ` Called when an item is moved from one position to another position | | ` void` | ` `[onItemRangeChanged](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#onItemRangeChanged(int, int, java.lang.Object))`(int positionStart, int itemCount, Object payload) ` Called when a range of items in the ObjectAdapter has changed. | | ` void` | ` `[onItemRangeChanged](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#onItemRangeChanged(int, int))`(int positionStart, int itemCount) ` Called when a range of items in the ObjectAdapter has changed. | | ` void` | ` `[onItemRangeInserted](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#onItemRangeInserted(int, int))`(int positionStart, int itemCount) ` Called when a range of items is inserted into the ObjectAdapter. | | ` void` | ` `[onItemRangeRemoved](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#onItemRangeRemoved(int, int))`(int positionStart, int itemCount) ` Called when a range of items is removed from the ObjectAdapter. | | ### Inherited methods | |-----------------------|---| | [![](https://developer.android.com/static/assets/images/styles/disclosure_down.png)](https://developer.android.com/reference/android/support/v17/leanback/widget/ObjectAdapter.DataObserver#)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 constructors ### ObjectAdapter.DataObserver added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions) ``` ObjectAdapter.DataObserver () ```

## Public methods ### onChanged added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions) ``` void onChanged () ``` Called whenever the ObjectAdapter's data has changed in some manner outside of the set of changes covered by the other range-based change notification methods.
### onItemMoved added in[version 27.1.0](https://developer.android.com/topic/libraries/support-library/revisions) ``` void onItemMoved (int fromPosition, int toPosition) ``` Called when an item is moved from one position to another position
| Parameters || |----------------|----------------------------------------------| | `fromPosition` | `int`: Previous position of the item.
| | `toPosition` | `int`: New position of the item.
| ### onItemRangeChanged added in[version 27.1.0](https://developer.android.com/topic/libraries/support-library/revisions) ``` void onItemRangeChanged (int positionStart, int itemCount, Object payload) ``` Called when a range of items in the ObjectAdapter has changed. The basic ordering and structure of the ObjectAdapter has not changed.
| Parameters || |-----------------|----------------------------------------------------------------------------| | `positionStart` | `int`: The position of the first item that changed.
| | `itemCount` | `int`: The number of items changed.
| | `payload` | `Object`: Optional parameter, use null to identify a "full" update.
| ### onItemRangeChanged added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions) ``` void onItemRangeChanged (int positionStart, int itemCount) ``` Called when a range of items in the ObjectAdapter has changed. The basic ordering and structure of the ObjectAdapter has not changed.
| Parameters || |-----------------|------------------------------------------------------------| | `positionStart` | `int`: The position of the first item that changed.
| | `itemCount` | `int`: The number of items changed.
| ### onItemRangeInserted added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions) ``` void onItemRangeInserted (int positionStart, int itemCount) ``` Called when a range of items is inserted into the ObjectAdapter.
| Parameters || |-----------------|--------------------------------------------------------| | `positionStart` | `int`: The position of the first inserted item.
| | `itemCount` | `int`: The number of items inserted.
| ### onItemRangeRemoved added in[version 22.1.0](https://developer.android.com/topic/libraries/support-library/revisions) ``` void onItemRangeRemoved (int positionStart, int itemCount) ``` Called when a range of items is removed from the ObjectAdapter.
| Parameters || |-----------------|-------------------------------------------------------| | `positionStart` | `int`: The position of the first removed item.
| | `itemCount` | `int`: The number of items removed.
| - ## 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)