ViewHolder

Kotlin |Java

open class ViewHolder : FacetProvider

kotlin.Any
↳	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.

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

Public constructors
`<init>(view: View!)`

Public methods
Any!	`getFacet(facetClass: Class<*>!)`
Unit	`setFacet(facetClass: Class<*>!, facetImpl: Any!)` Sets dynamic implemented facet in addition to basic ViewHolder functions.

Properties
View!	`view`

Public constructors

<init>

ViewHolder(view: View!)

Public methods

getFacet

fun getFacet(facetClass: Class<*>!): Any!

setFacet

fun setFacet(
    facetClass: Class<*>!, 
    facetImpl: Any!
): Unit

Sets dynamic implemented facet in addition to basic ViewHolder functions.

Parameters
`facetClass`	Class<*>!: Facet classes to query, can be class of `ItemAlignmentFacet`.
`facetImpl`	Any!: Facet implementation.

Properties

view

val view: View!