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.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected int	direction The direction, either home or end

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

Constructors

Constructor and Description
BasicTreeUI.TreeHomeAction(int dir, String name) Creates a new TreeHomeAction instance.

Method Summary

Methods

Modifier and Type	Method and 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 class java.lang.Object

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

Field Detail

direction

protected int direction

The direction, either home or end

Constructor Detail

BasicTreeUI.TreeHomeAction

public BasicTreeUI.TreeHomeAction(int dir,
                          String name)

Creates a new TreeHomeAction instance.

Parameters:

dir - the direction to go to, -1 for home, 1 for end

name - the name of the action

Method Detail

actionPerformed

public void actionPerformed(ActionEvent e)

Invoked when an action occurs.

Parameters:

e - is the event that occured

isEnabled

public boolean isEnabled()

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.

See Also:

AbstractAction.setEnabled(boolean)