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!