Summary: Fields | Ctors | Methods | Inherited Methods

Presenter.ViewHolder

Kotlin |Java

public static class Presenter.ViewHolder
extends Object implements FacetProvider

java.lang.Object
↳	androidx.leanback.widget.Presenter.ViewHolder

Known direct subclasses AbstractDetailsDescriptionPresenter.ViewHolder, DetailsOverviewLogoPresenter.ViewHolder, RowHeaderPresenter.ViewHolder, RowPresenter.ViewHolder, VerticalGridPresenter.ViewHolder AbstractDetailsDescriptionPresenter.ViewHolder The ViewHolder for the AbstractDetailsDescriptionPresenter.  DetailsOverviewLogoPresenter.ViewHolder ViewHolder for Logo view of DetailsOverviewRow.  RowHeaderPresenter.ViewHolder A ViewHolder for the RowHeaderPresenter.  RowPresenter.ViewHolder A ViewHolder for a Row.  VerticalGridPresenter.ViewHolder ViewHolder for the VerticalGridPresenter.

Known indirect subclasses AbstractMediaItemPresenter.ViewHolder, AbstractMediaListHeaderPresenter.ViewHolder, DetailsOverviewRowPresenter.ViewHolder, FullWidthDetailsOverviewRowPresenter.ViewHolder, ListRowPresenter.ViewHolder, PlaybackControlsRowPresenter.ViewHolder, PlaybackRowPresenter.ViewHolder, PlaybackTransportRowPresenter.ViewHolder AbstractMediaItemPresenter.ViewHolder The ViewHolder for the AbstractMediaItemPresenter.  AbstractMediaListHeaderPresenter.ViewHolder The ViewHolder for the AbstractMediaListHeaderPresenter.  DetailsOverviewRowPresenter.ViewHolder A ViewHolder for the DetailsOverviewRow.  FullWidthDetailsOverviewRowPresenter.ViewHolder A ViewHolder for the DetailsOverviewRow.  ListRowPresenter.ViewHolder ViewHolder for the ListRowPresenter.  PlaybackControlsRowPresenter.ViewHolder A ViewHolder for the PlaybackControlsRow.  PlaybackRowPresenter.ViewHolder This container is used for trapping click events and passing them to the playback controls.  PlaybackTransportRowPresenter.ViewHolder A ViewHolder for the PlaybackControlsRow supporting seek UI.

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ViewHolder can be subclassed and used to cache any view accessors needed to improve binding performance (for example, results of findViewById) without needing to subclass a View.

Summary

Fields
public final View	view

Public constructors
ViewHolder(View view)

Public methods
final Object	getFacet(Class<?> facetClass) Queries optional implemented facet.
final void	setFacet(Class<?> facetClass, Object facetImpl) Sets dynamic implemented facet in addition to basic ViewHolder functions.

Inherited methods
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()
From interface androidx.leanback.widget.FacetProvider abstract Object getFacet(Class<?> facetClass) Queries optional implemented facet.

Fields

view

public final View view

Public constructors

ViewHolder

public ViewHolder (View view)

Parameters
view	View

Public methods

getFacet

public final Object getFacet (Class<?> facetClass)

Queries optional implemented facet.

Parameters
facetClass	Class: Facet classes to query, examples are: class of ItemAlignmentFacet.

Returns
Object	Facet implementation for the facetClass or null if feature not implemented.

setFacet

public final void setFacet (Class<?> facetClass, 
                Object facetImpl)

Sets dynamic implemented facet in addition to basic ViewHolder functions.

Parameters
facetClass	Class: Facet classes to query, can be class of ItemAlignmentFacet.
facetImpl	Object: Facet implementation.