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public abstract class FocusDelegate
extends Object

   ↳ androidx.recyclerview.selection.FocusDelegate<K>

Override methods in this class to provide application specific behaviors related to focusing item.


Public constructors


Public methods

abstract void clearFocus()

If the environment supports focus and something is focused, unfocus it.

abstract void focusItem(ItemDetails<K> item)

If environment supports focus, focus item.

abstract int getFocusedPosition()
abstract boolean hasFocusedItem()

Inherited methods

From class java.lang.Object

Public constructors


FocusDelegate ()

Public methods


void clearFocus ()

If the environment supports focus and something is focused, unfocus it.


void focusItem (ItemDetails<K> item)

If environment supports focus, focus item.

item ItemDetails


int getFocusedPosition ()

int the position of the currently focused item, if any.


boolean hasFocusedItem ()

boolean true if there is a focused item.

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