BasicTreeUI.TreeTraverseAction (Java Platform SE 6) (original) (raw)
javax.swing.plaf.basic
Class BasicTreeUI.TreeTraverseAction
java.lang.Object
javax.swing.AbstractAction
javax.swing.plaf.basic.BasicTreeUI.TreeTraverseAction
All Implemented Interfaces:
ActionListener, Serializable, Cloneable, EventListener, Action
Enclosing class:
public class BasicTreeUI.TreeTraverseAction
extends AbstractAction
TreeTraverseAction is the action used for left/right keys. Will toggle the expandedness of a node, as well as potentially incrementing the selection.
| Field Summary | |
|---|---|
| protected int | direction Determines direction to traverse, 1 means expand, -1 means collapse. |
| 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 |
|---|
| [BasicTreeUI.TreeTraverseAction](../../../../javax/swing/plaf/basic/BasicTreeUI.TreeTraverseAction.html#BasicTreeUI.TreeTraverseAction%28int, java.lang.String%29)(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](../../../../javax/swing/AbstractAction.html#firePropertyChange%28java.lang.String, java.lang.Object, java.lang.Object%29), getKeys, getPropertyChangeListeners, getValue, [putValue](../../../../javax/swing/AbstractAction.html#putValue%28java.lang.String, java.lang.Object%29), removePropertyChangeListener, setEnabled |
| Methods inherited from class java.lang.Object |
|---|
| equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, [wait](../../../../java/lang/Object.html#wait%28long, int%29) |
| Field Detail |
|---|
direction
protected int direction
Determines direction to traverse, 1 means expand, -1 means collapse.
| Constructor Detail |
|---|
BasicTreeUI.TreeTraverseAction
public BasicTreeUI.TreeTraverseAction(int direction, String name)
| Method Detail |
|---|
actionPerformed
public void actionPerformed(ActionEvent e)
Description copied from interface: [ActionListener](../../../../java/awt/event/ActionListener.html#actionPerformed%28java.awt.event.ActionEvent%29)
Invoked when an action occurs.
isEnabled
public boolean isEnabled()
Description copied from class: [AbstractAction](../../../../javax/swing/AbstractAction.html#isEnabled%28%29)
Returns true if the action is enabled.
Specified by:
[isEnabled](../../../../javax/swing/Action.html#isEnabled%28%29) in interface [Action](../../../../javax/swing/Action.html "interface in javax.swing")
Overrides:
[isEnabled](../../../../javax/swing/AbstractAction.html#isEnabled%28%29) in class [AbstractAction](../../../../javax/swing/AbstractAction.html "class in javax.swing")
Returns:
true if the action is enabled, false otherwise
See Also:
Submit a bug or feature
For further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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