added in version 22.1.0
belongs to Maven artifact com.android.support:leanback-v17:28.0.0-alpha1

Summary: Ctors | Methods | Inherited Methods | [Expand All]

FocusHighlightHelper

public class FocusHighlightHelper
extends Object

java.lang.Object
↳	android.support.v17.leanback.widget.FocusHighlightHelper

Sets up the highlighting behavior when an item gains focus.

Summary

Public constructors
`FocusHighlightHelper()`

Public methods
`static void`	`setupBrowseItemFocusHighlight(ItemBridgeAdapter adapter, int zoomIndex, boolean useDimmer)` Sets up the focus highlight behavior of a focused item in browse list row.
`static void`	`setupHeaderItemFocusHighlight(ItemBridgeAdapter adapter)` Sets up default focus highlight behavior of a focused item in header list.
`static void`	`setupHeaderItemFocusHighlight(VerticalGridView gridView)` This method was deprecated in API level 26.1.0. Use `setupHeaderItemFocusHighlight(ItemBridgeAdapter)`
`static void`	`setupHeaderItemFocusHighlight(VerticalGridView gridView, boolean scaleEnabled)` This method was deprecated in API level 26.1.0. Use `setupHeaderItemFocusHighlight(ItemBridgeAdapter, boolean)`
`static void`	`setupHeaderItemFocusHighlight(ItemBridgeAdapter adapter, boolean scaleEnabled)` Sets up the focus highlight behavior of a focused item in header list.

Inherited methods

From class


  
    java.lang.Object

Public constructors

FocusHighlightHelper

added in version 22.1.0

FocusHighlightHelper ()

Public methods

setupBrowseItemFocusHighlight

added in version 22.1.0

void setupBrowseItemFocusHighlight (ItemBridgeAdapter adapter, 
                int zoomIndex, 
                boolean useDimmer)

Sets up the focus highlight behavior of a focused item in browse list row. App usually does not call this method, it uses ListRowPresenter(int, boolean).

Parameters
`adapter`	`ItemBridgeAdapter`: adapter of the list row.
`zoomIndex`	`int`: One of `ZOOM_FACTOR_SMALL` `ZOOM_FACTOR_XSMALL` `ZOOM_FACTOR_MEDIUM` `ZOOM_FACTOR_LARGE` `ZOOM_FACTOR_NONE`.
`useDimmer`	`boolean`: Allow dimming browse item when unselected.

setupHeaderItemFocusHighlight

added in version 26.1.0

void setupHeaderItemFocusHighlight (ItemBridgeAdapter adapter)

Sets up default focus highlight behavior of a focused item in header list. It would scale the focused item and update onSelectLevelChanged(RowHeaderPresenter.ViewHolder). Equivalent to call