belongs to Maven artifact com.android.support:leanback-v17:28.0.0-alpha1
ArrayObjectAdapter
public
class
ArrayObjectAdapter
extends ObjectAdapter
java.lang.Object | ||
↳ | android.support.v17.leanback.widget.ObjectAdapter | |
↳ | android.support.v17.leanback.widget.ArrayObjectAdapter |
An ObjectAdapter
implemented with an ArrayList
.
Summary
Inherited constants |
---|
![]()
android.support.v17.leanback.widget.ObjectAdapter
|
Public constructors | |
---|---|
ArrayObjectAdapter(PresenterSelector presenterSelector)
Constructs an adapter with the given |
|
ArrayObjectAdapter(Presenter presenter)
Constructs an adapter that uses the given |
|
ArrayObjectAdapter()
Constructs an adapter. |
Public methods | |
---|---|
void
|
add(Object item)
Adds an item to the end of the adapter. |
void
|
add(int index, Object item)
Inserts an item into this adapter at the specified index. |
void
|
addAll(int index, Collection items)
Adds the objects in the given collection to the adapter, starting at the given index. |
void
|
clear()
Removes all items from this adapter, leaving it empty. |
Object
|
get(int index)
Returns the item for the given position. |
int
|
indexOf(Object item)
Returns the index for the first occurrence of item in the adapter, or -1 if not found. |
boolean
|
isImmediateNotifySupported()
Returns true if the adapter pairs each underlying data change with a call to notify and false otherwise. |
void
|
move(int fromPosition, int toPosition)
Moved the item at fromPosition to toPosition. |
void
|
notifyArrayItemRangeChanged(int positionStart, int itemCount)
Notify that the content of a range of items changed. |
boolean
|
remove(Object item)
Removes the first occurrence of the given item from the adapter. |
int
|
removeItems(int position, int count)
Removes a range of items from the adapter. |
void
|
replace(int position, Object item)
Replaces item at position with a new item and calls notifyItemRangeChanged() at the given position. |
void
|
setItems(List itemList, DiffCallback callback)
Set a new item list to adapter. |
int
|
size()
Returns the number of items in the adapter. |
<E>
List<E>
|
unmodifiableList()
Gets a read-only view of the list of object of this ArrayObjectAdapter. |
Inherited methods | |
---|---|
![]()
android.support.v17.leanback.widget.ObjectAdapter
| |
![]()
java.lang.Object
|
Public constructors
ArrayObjectAdapter
ArrayObjectAdapter (PresenterSelector presenterSelector)
Constructs an adapter with the given PresenterSelector
.
Parameters | |
---|---|
presenterSelector |
PresenterSelector |
ArrayObjectAdapter
ArrayObjectAdapter (Presenter presenter)
Constructs an adapter that uses the given Presenter
for all items.
Parameters | |
---|---|
presenter |
Presenter |
Public methods
add
void add (Object item)
Adds an item to the end of the adapter.
Parameters | |
---|---|
item |
Object : The item to add to the end of the adapter.
|
add
void add (int index, Object item)
Inserts an item into this adapter at the specified index.
If the index is > size()
an exception will be thrown.
Parameters | |
---|---|
index |
int : The index at which the item should be inserted. |
item |
Object : The item to insert into the adapter.
|
addAll
void addAll (int index, Collection items)
Adds the objects in the given collection to the adapter, starting at the
given index. If the index is >= size()
an exception will be thrown.
Parameters | |
---|---|
index |
int : The index at which the items should be inserted. |
items |
Collection : A Collection of items to insert.
|
get
Object get (int index)
Returns the item for the given position.
Parameters | |
---|---|
index |
int |
Returns | |
---|---|
Object |
indexOf
int indexOf (Object item)
Returns the index for the first occurrence of item in the adapter, or -1 if not found.
Parameters | |
---|---|
item |
Object : The item to find in the list. |
Returns | |
---|---|
int |
Index of the first occurrence of the item in the adapter, or -1 if not found. |
isImmediateNotifySupported
boolean isImmediateNotifySupported ()
Returns true if the adapter pairs each underlying data change with a call to notify and false otherwise.
Returns | |
---|---|
boolean |
move
void move (int fromPosition, int toPosition)
Moved the item at fromPosition to toPosition.
Parameters | |
---|---|
fromPosition |
int : Previous position of the item. |
toPosition |
int : New position of the item.
|
notifyArrayItemRangeChanged
void notifyArrayItemRangeChanged (int positionStart, int itemCount)
Notify that the content of a range of items changed. Note that this is not same as items being added or removed.
Parameters | |
---|---|
positionStart |
int : The position of |