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JDK 5 Documentation v1.4.1, Java 2 SDK 英文文档
BasicTreeUI.TreePageAction (Java 2 Platform SE v1.4.1) - JDK 5 Documentation v1.4.1, Java 2 SDK 英文文档
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.
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)
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()
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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples. Copyright 2002 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.