javax.swing.plaf.basic
Class BasicTreeUI.TreePageAction
java.lang.Object
javax.swing.AbstractAction
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.
- See Also:
- Serialized Form
Field Summary |
protected int |
direction
Specifies the direction to adjust the selection by. |
direction
protected int direction
- Specifies the direction to adjust the selection by.
BasicTreeUI.TreePageAction
public BasicTreeUI.TreePageAction(int direction,
String name)
- Constructor
- Parameters:
direction
- up or downname
- is the name of the direction
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)