DataSetObserver

extends Object

java.lang.Object
↳	android.database.DataSetObserver

Known Direct Subclasses

AlphabetIndexer

Class Overview

Receives call backs when a data set has been changed, or made invalid. The typically data sets that are observed are Cursors or Adapters. DataSetObserver must be implemented by objects which are added to a DataSetObservable.

Summary

Public Constructors
? Examples	DataSetObserver()

Public Methods
? Examples	void	onChanged() This method is called when the entire data set has changed, most likely through a call to `requery()` on a `Cursor`.
? Examples	void	onInvalidated() This method is called when the entire data becomes invalid, most likely through a call to `deactivate()` or `close()` on a `Cursor`.

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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 Constructors

public DataSetObserver ()

Added in API level 1

Public Methods

public void onChanged ()

Added in API level 1

This method is called when the entire data set has changed, most likely through a call to requery() on a Cursor.

public void onInvalidated ()

Added in API level 1

This method is called when the entire data becomes invalid, most likely through a call to deactivate() or close() on a Cursor.

information

No examples for this method.

Frequently called with: [Clear]

This example was provided by APIMiner.

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Results

Interfaces

Classes

Enums

Exceptions

DataSetObserver

Class Overview

Summary

Public Constructors

public DataSetObserver ()

Public Methods

public void onChanged ()

public void onInvalidated ()