Module java.desktop

Package javax.swing.plaf.basic

Class BasicTreeUI.TreeHomeAction

java.lang.Object

javax.swing.AbstractAction

javax.swing.plaf.basic.BasicTreeUI.TreeHomeAction

All Implemented Interfaces:

ActionListener, Serializable, Cloneable, EventListener, Action

Enclosing class:

BasicTreeUI

public class BasicTreeUI.TreeHomeAction
extends AbstractAction

TreeHomeAction is used to handle end/home actions. Scrolls either the first or last cell to be visible based on direction.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	direction	The direction.

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

Constructors

Constructor	Description
TreeHomeAction(int direction, String name)	Constructs a new instance of TreeHomeAction.

Method Summary

Modifier and Type	Method	Description
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 interface javax.swing.Action

accept

Methods inherited from class java.lang.Object

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

Field Detail

direction

protected int direction

The direction.

Constructor Detail

TreeHomeAction

public TreeHomeAction(int direction,
                      String name)

Constructs a new instance of TreeHomeAction.

Parameters:

direction - the direction

name - the name of action

Method Detail

actionPerformed

public void actionPerformed(ActionEvent e)

Description copied from interface: ActionListener

Invoked when an action occurs.

Parameters:

e - the event to be processed

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()