ListRowPresenter.ViewHolder

Artifact: androidx.leanback:leanback

View Source

Added in 1.1.0

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Kotlin |Java

class ListRowPresenter.ViewHolder : RowPresenter.ViewHolder

kotlin.Any
↳	androidx.leanback.widget.Presenter.ViewHolder
	↳	androidx.leanback.widget.RowPresenter.ViewHolder
		↳	androidx.leanback.widget.ListRowPresenter.ViewHolder

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ViewHolder for the ListRowPresenter.

Summary

Public constructors
ViewHolder(     rootView: View,     gridView: HorizontalGridView,     p: ListRowPresenter )

Public functions
ItemBridgeAdapter	getBridgeAdapter() Gets ItemBridgeAdapter that creates the list of items.
HorizontalGridView	getGridView() Gets HorizontalGridView that shows a list of items.
Presenter.ViewHolder?	getItemViewHolder(position: Int) Gets ViewHolder at a position in adapter.
ListRowPresenter	getListRowPresenter() Gets ListRowPresenter that creates this ViewHolder.
Any?	getSelectedItem() Return currently selected item inside a row ViewHolder.
Presenter.ViewHolder?	getSelectedItemViewHolder() Return ViewHolder of currently selected item inside a row ViewHolder.
Int	getSelectedPosition() Gets selected item position in adapter.

Inherited functions
From androidx.leanback.widget.FacetProvider abstract Any? getFacet(facetClass: Class<Any!>) Queries optional implemented facet.
From androidx.leanback.widget.Presenter.ViewHolder Any! getFacet(facetClass: Class<Any!>!) Queries optional implemented facet. Unit setFacet(facetClass: Class<Any!>!, facetImpl: Any!) Sets dynamic implemented facet in addition to basic ViewHolder functions.
From androidx.leanback.widget.RowPresenter.ViewHolder RowHeaderPresenter.ViewHolder! getHeaderViewHolder() Returns the view holder for the Row header for this Row. BaseOnItemViewClickedListener! getOnItemViewClickedListener() Returns the listener for item click event. BaseOnItemViewSelectedListener! getOnItemViewSelectedListener() Returns the listener for item or row selection. View.OnKeyListener! getOnKeyListener() Returns the key listener. Row! getRow() Returns the row bound to this ViewHolder. Any! getRowObject() Returns the Row object bound to this ViewHolder. Float getSelectLevel() Returns the current selection level of the Row. Boolean isExpanded() Returns whether the Row is in its expanded state. Boolean isSelected() Returns whether the Row is selected. Unit setActivated(activated: Boolean) Sets the row view's activated status. Unit setOnItemViewClickedListener(listener: BaseOnItemViewClickedListener!) Sets the listener for item click event. Unit setOnItemViewSelectedListener(listener: BaseOnItemViewSelectedListener!) Sets the listener for item or row selection. Unit setOnKeyListener(keyListener: View.OnKeyListener!) Sets a key listener. Unit syncActivatedStatus(view: View!) Synchronizes the activated status of view to the last value passed through setActivated.

Inherited properties
From androidx.leanback.widget.Presenter.ViewHolder View! view
From androidx.leanback.widget.RowPresenter.ViewHolder ColorOverlayDimmer! mColorDimmer

Public constructors

ViewHolder

Added in 1.1.0

ViewHolder(
    rootView: View,
    gridView: HorizontalGridView,
    p: ListRowPresenter
)

Public functions

getBridgeAdapter

Added in 1.1.0

fun getBridgeAdapter(): ItemBridgeAdapter

Gets ItemBridgeAdapter that creates the list of items.

Returns
ItemBridgeAdapter	ItemBridgeAdapter that creates the list of items.

getGridView

Added in 1.1.0

fun getGridView(): HorizontalGridView

Gets HorizontalGridView that shows a list of items.

Returns
HorizontalGridView	HorizontalGridView that shows a list of items.

getItemViewHolder

Added in 1.1.0

fun getItemViewHolder(position: Int): Presenter.ViewHolder?

Gets ViewHolder at a position in adapter. Returns null if the item does not exist or the item is not bound to a view.

Parameters
position: Int	Position of the item in adapter.

Returns
Presenter.ViewHolder?	ViewHolder bounds to the item.

getListRowPresenter

Added in 1.1.0

fun getListRowPresenter(): ListRowPresenter

Gets ListRowPresenter that creates this ViewHolder.

Returns
ListRowPresenter	ListRowPresenter that creates this ViewHolder.

getSelectedItem

fun getSelectedItem(): Any?

Return currently selected item inside a row ViewHolder.

Returns
Any?	The selected item.

getSelectedItemViewHolder

fun getSelectedItemViewHolder(): Presenter.ViewHolder?

Return ViewHolder of currently selected item inside a row ViewHolder.

Returns
Presenter.ViewHolder?	The selected item's ViewHolder.

getSelectedPosition

Added in 1.1.0

fun getSelectedPosition(): Int

Gets selected item position in adapter.

Returns
Int	Selected item position in adapter.