ObjectAdapter.DataObserver

A DataObserver can be notified when an ObjectAdapter's underlying data changes. Separate methods provide notifications about different types of changes.

Summary

Public Constructors
	ObjectAdapter.DataObserver()

Public Constructors

ObjectAdapter.DataObserver()

Public Methods
void	onChanged() Called whenever the ObjectAdapter's data has changed in some manner outside of the set of changes covered by the other range-based change notification methods.
void	onItemRangeChanged(int positionStart, int itemCount) Called when a range of items in the ObjectAdapter has changed.
void	onItemRangeInserted(int positionStart, int itemCount) Called when a range of items is inserted into the ObjectAdapter.
void	onItemRangeRemoved(int positionStart, int itemCount) Called when a range of items is removed from the ObjectAdapter.

Public Methods

void

onChanged()

Called whenever the ObjectAdapter's data has changed in some manner outside of the set of changes covered by the other range-based change notification methods.

void

onItemRangeChanged(int positionStart, int itemCount)

Called when a range of items in the ObjectAdapter has changed.

void

onItemRangeInserted(int positionStart, int itemCount)

Called when a range of items is inserted into the ObjectAdapter.

void

onItemRangeRemoved(int positionStart, int itemCount)

Called when a range of items is removed from the ObjectAdapter.

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Inherited Methods

From class java.lang.Object

Object	clone() Creates and returns a copy of this `Object`.
boolean	equals(Object o) Compares this instance with the specified object and indicates if they are equal.
void	finalize() Invoked when the garbage collector has detected that this instance is no longer reachable.
final Class<?>	getClass() Returns the unique instance of `Class` that represents this object's class.
int	hashCode() Returns an integer hash code for this object.
final void	notify() Causes a thread which is waiting on this object's monitor (by means of calling one of the `wait()` methods) to be woken up.
final void	notifyAll() Causes all threads which are waiting on this object's monitor (by means of calling one of the `wait()` methods) to be woken up.
String	toString() Returns a string containing a concise, human-readable description of this object.
final void	wait() Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object.
final void	wait(long millis, int nanos) Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object or until the specified timeout expires.
final void	wait(long millis) Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object or until the specified timeout expires.

Public Methods

public void onChanged ()

Called whenever the ObjectAdapter's data has changed in some manner outside of the set of changes covered by the other range-based change notification methods.

public void onItemRangeChanged (int positionStart, int itemCount)

Called when a range of items in the ObjectAdapter has changed. The basic ordering and structure of the ObjectAdapter has not changed.

Parameters

positionStart	The position of the first item that changed.
itemCount	The number of items changed.

public void onItemRangeInserted (int positionStart, int itemCount)

Called when a range of items is inserted into the ObjectAdapter.

Parameters

positionStart	The position of the first inserted item.
itemCount	The number of items inserted.

public void onItemRangeRemoved (int positionStart, int itemCount)

Called when a range of items is removed from the ObjectAdapter.

Parameters

positionStart	The position of the first removed item.
itemCount	The number of items removed.

Results

Interfaces

Classes

Class Overview

Summary

Public Constructors

public ObjectAdapter.DataObserver ()

Public Methods

public void onChanged ()

public void onItemRangeChanged (int positionStart, int itemCount)

Parameters

public void onItemRangeInserted (int positionStart, int itemCount)

Parameters

public void onItemRangeRemoved (int positionStart, int itemCount)

Parameters

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