belongs to Maven artifact com.android.support:leanback-v17:28.0.0-alpha1
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 |
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From
class
android.support.v17.leanback.widget.ObjectAdapter
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Public constructors | |
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SparseArrayObjectAdapter(PresenterSelector presenterSelector)
Constructs an adapter with the given |
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SparseArrayObjectAdapter(Presenter presenter)
Constructs an adapter with the given |
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SparseArrayObjectAdapter()
Constructs an adapter. |
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Public methods | |
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void
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clear(int key)
Clears the given key and associated item from the adapter. |
void
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clear()
Removes all items from this adapter, leaving it empty. |
Object
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get(int position)
Returns the item for the given position. |
int
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indexOf(Object item)
Returns the index for the given item in the adapter. |
int
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indexOf(int key)
Returns the index for the given key in the adapter. |
boolean
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isImmediateNotifySupported()
Returns true if the adapter pairs each underlying data change with a call to notify and false otherwise. |
Object
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lookup(int key)
Returns the object for the given key, or null if no mapping for that key exists. |
void
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notifyArrayItemRangeChanged(int positionStart, int itemCount)
Notify that the content of a range of items changed. |
void
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set(int key, Object item)
Sets the item for the given key. |
int
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size()
Returns the number of items in the adapter. |
Inherited methods | |
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From
class
android.support.v17.leanback.widget.ObjectAdapter
| |