javax.swing.plaf.basic
Class BasicTreeUI.TreePageAction

java.lang.Object
  javax.swing.AbstractAction
      javax.swing.plaf.basic.BasicTreeUI.TreePageAction

All Implemented Interfaces:

Action, ActionListener, Cloneable, EventListener, Serializable

Enclosing class:

BasicTreeUI

public class BasicTreeUI.TreePageAction

extends AbstractAction

TreePageAction handles page up and page down events.

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class javax.swing.AbstractAction

Field Summary

private boolean	addToSelection True indicates should set selection from anchor path.
private boolean	changeSelection
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, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

	BasicTreeUI.TreePageAction(int direction, String name)
private	BasicTreeUI.TreePageAction(int direction, String name, boolean addToSelection, boolean changeSelection)

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.

addToSelection

private boolean addToSelection

True indicates should set selection from anchor path.

changeSelection

private boolean changeSelection

Constructor Detail

BasicTreeUI.TreePageAction

public BasicTreeUI.TreePageAction(int direction,
                                  String name)

BasicTreeUI.TreePageAction

private BasicTreeUI.TreePageAction(int direction,
                                   String name,
                                   boolean addToSelection,
                                   boolean changeSelection)

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()