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

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

SparseArrayObjectAdapter

public class SparseArrayObjectAdapter
extends ObjectAdapter

java.lang.Object
↳	android.support.v17.leanback.widget.ObjectAdapter
	↳	android.support.v17.leanback.widget.SparseArrayObjectAdapter

An ObjectAdapter implemented with a SparseArray. This class maintains an array of objects where each object is associated with an integer key which determines its order relative to other objects.

Summary

Inherited constants

From class


    android.support.v17.leanback.widget.ObjectAdapter

Public constructors
`SparseArrayObjectAdapter(PresenterSelector presenterSelector)` Constructs an adapter with the given `PresenterSelector`.
`SparseArrayObjectAdapter(Presenter presenter)` Constructs an adapter with the given `Presenter`.
`SparseArrayObjectAdapter()` Constructs an adapter.

Public methods
`void`	`clear(int key)` Clears the given key and associated item from the adapter.
`void`	`clear()` Removes all items from this adapter, leaving it empty.
`Object`	`get(int position)` Returns the item for the given position.
`int`	`indexOf(Object item)` Returns the index for the given item in the adapter.
`int`	`indexOf(int key)` Returns the index for the given key in the adapter.
`boolean`	`isImmediateNotifySupported()` Returns true if the adapter pairs each underlying data change with a call to notify and false otherwise.
`Object`	`lookup(int key)` Returns the object for the given key, or null if no mapping for that key exists.
`void`	`notifyArrayItemRangeChanged(int positionStart, int itemCount)` Notify that the content of a range of items changed.
`void`	`set(int key, Object item)` Sets the item for the given key.
`int`	`size()` Returns the number of items in the adapter.

Inherited methods