Java™ Platform
Standard Ed. 6

javax.swing.plaf.basic
Class BasicTreeUI.TreePageAction

java.lang.Object
  extended by javax.swing.AbstractAction
      extended by javax.swing.plaf.basic.BasicTreeUI.TreePageAction
All Implemented Interfaces:
ActionListener, Serializable, Cloneable, EventListener, Action
Enclosing class:
BasicTreeUI

public class BasicTreeUI.TreePageAction
extends AbstractAction

TreePageAction handles page up and page down events.


Field Summary
protected  int direction
          Specifies the direction to adjust the selection by.
 
Fields inherited from class javax.swing.AbstractAction
changeSupport, enabled
 
Fields inherited from interface javax.swing.Action
ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON
 
Constructor Summary
BasicTreeUI.TreePageAction(int direction, String name)
           
 
Method Summary
 void actionPerformed(ActionEvent e)
          Invoked when an action occurs.
 boolean isEnabled()
          Returns true if the action is enabled.
 
Methods inherited from class javax.swing.AbstractAction
addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, putValue, removePropertyChangeListener, setEnabled
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

direction

protected int direction
Specifies the direction to adjust the selection by.

Constructor Detail

BasicTreeUI.TreePageAction

public BasicTreeUI.TreePageAction(int direction,
                                  String name)
Method Detail

actionPerformed

public void actionPerformed(ActionEvent e)
Description copied from interface: ActionListener
Invoked when an action occurs.


isEnabled

public boolean isEnabled()
Description copied from class: AbstractAction
Returns true if the action is enabled.

Specified by:
isEnabled in interface Action
Overrides:
isEnabled in class AbstractAction
Returns:
true if the action is enabled, false otherwise
See Also:
Action.isEnabled()

Java™ Platform
Standard Ed. 6

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