javax.swing.plaf.basic
Class BasicTreeUI.KeyHandler

java.lang.Object
  extended by java.awt.event.KeyAdapter
      extended by javax.swing.plaf.basic.BasicTreeUI.KeyHandler
All Implemented Interfaces:
KeyListener, EventListener
Enclosing class:
BasicTreeUI

public class BasicTreeUI.KeyHandler
extends KeyAdapter

This is used to get multiple key down events to appropriately genereate events.


Field Summary
protected  boolean isKeyDown
          Set to true while keyPressed is active
protected  Action repeatKeyAction
          Key code that is being generated for.
 
Constructor Summary
BasicTreeUI.KeyHandler()
          Constructor
 
Method Summary
 void keyPressed(KeyEvent e)
          Invoked when a key has been pressed.
 void keyReleased(KeyEvent e)
          Invoked when a key has been released
 void keyTyped(KeyEvent e)
          Invoked when a key has been typed.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

repeatKeyAction

protected Action repeatKeyAction
Key code that is being generated for.


isKeyDown

protected boolean isKeyDown
Set to true while keyPressed is active

Constructor Detail

BasicTreeUI.KeyHandler

public BasicTreeUI.KeyHandler()
Constructor

Method Detail

keyTyped

public void keyTyped(KeyEvent e)
Invoked when a key has been typed. Moves the keyboard focus to the first element whose first letter matches the alphanumeric key pressed by the user. Subsequent same key presses move the keyboard focus to the next object that starts with the same letter.

Specified by:
keyTyped in interface KeyListener
Overrides:
keyTyped in class KeyAdapter
Parameters:
e - the key typed

keyPressed

public void keyPressed(KeyEvent e)
Invoked when a key has been pressed.

Specified by:
keyPressed in interface KeyListener
Overrides:
keyPressed in class KeyAdapter
Parameters:
e - the key pressed

keyReleased

public void keyReleased(KeyEvent e)
Invoked when a key has been released

Specified by:
keyReleased in interface KeyListener
Overrides:
keyReleased in class KeyAdapter
Parameters:
e - the key released