java.awt.event

Class FocusAdapter

java.lang.Object

java.awt.event.FocusAdapter

All Implemented Interfaces:

FocusListener, EventListener

Direct Known Subclasses:

BasicSplitPaneUI.FocusHandler, BasicTabbedPaneUI.FocusHandler

public abstract class FocusAdapter
extends Object
implements FocusListener

This class implements FocusListener and implements all methods with empty bodies. This allows a listener interested in implementing only a subset of the FocusListener interface to extend this class and override only the desired methods.

Since:

1.1

See Also:

FocusEvent, FocusListener

Constructor Summary

Constructors

Constructor and Description
FocusAdapter() Do nothing default constructor for subclasses.

Method Summary

Methods

Modifier and Type	Method and Description
void	focusGained(FocusEvent event) Implements this method from the interface with an empty body.
void	focusLost(FocusEvent event) Implements this method from the interface with an empty body.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FocusAdapter

public FocusAdapter()

Do nothing default constructor for subclasses.

Method Detail

focusGained

public void focusGained(FocusEvent event)

Implements this method from the interface with an empty body.

Specified by:

focusGained in interface FocusListener

Parameters:

event - the event, ignored in this implementation

focusLost

public void focusLost(FocusEvent event)

Implements this method from the interface with an empty body.

Specified by:

focusLost in interface FocusListener

Parameters:

event - the event, ignored in this implementation