javax.swing.plaf.basic
Class BasicTreeUI.TreePageActionjava.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.
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, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, 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()