BasicComboBoxUI.FocusHandler (Java 2 Platform SE 5.0) (original) (raw)

javax.swing.plaf.basic

Class BasicComboBoxUI.FocusHandler

java.lang.Object extended by javax.swing.plaf.basic.BasicComboBoxUI.FocusHandler

All Implemented Interfaces:

FocusListener, EventListener

Enclosing class:

BasicComboBoxUI

public class BasicComboBoxUI.FocusHandler

extends Object

implements FocusListener

This listener hides the popup when the focus is lost. It also repaints when focus is gained or lost. This public inner class should be treated as protected. Instantiate it only within subclasses of BasicComboBoxUI.

Constructor Summary
BasicComboBoxUI.FocusHandler()

Method Summary
void	focusGained(FocusEvent e) Invoked when a component gains the keyboard focus.
void	focusLost(FocusEvent e) Invoked when a component loses the keyboard focus.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, [wait](../../../../java/lang/Object.html#wait%28long, int%29)

Constructor Detail

BasicComboBoxUI.FocusHandler

public BasicComboBoxUI.FocusHandler()

Method Detail

focusGained

public void focusGained(FocusEvent e)

Description copied from interface: [FocusListener](../../../../java/awt/event/FocusListener.html#focusGained%28java.awt.event.FocusEvent%29)

Invoked when a component gains the keyboard focus.

Specified by:

[focusGained](../../../../java/awt/event/FocusListener.html#focusGained%28java.awt.event.FocusEvent%29) in interface [FocusListener](../../../../java/awt/event/FocusListener.html "interface in java.awt.event")

focusLost

public void focusLost(FocusEvent e)

Description copied from interface: [FocusListener](../../../../java/awt/event/FocusListener.html#focusLost%28java.awt.event.FocusEvent%29)

Invoked when a component loses the keyboard focus.

Specified by:

[focusLost](../../../../java/awt/event/FocusListener.html#focusLost%28java.awt.event.FocusEvent%29) in interface [FocusListener](../../../../java/awt/event/FocusListener.html "interface in java.awt.event")

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.