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.

Field Summary

Modifier and Type Field Description
protected int direction
Specifies the direction to adjust the selection by.

Fields declared in class javax.swing.AbstractAction

changeSupport, enabled

Constructor Summary

Constructor Description
TreePageAction(int direction, String name)
Constructs a new instance of TreePageAction.

Method Summary

Modifier and Type Method Description
void actionPerformed(ActionEvent e)
Invoked when an action occurs.

Methods declared in class java.lang.Object

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

Methods declared in interface javax.swing.Action

accept

Field Details

direction

protected int direction
Specifies the direction to adjust the selection by.

Constructor Details

TreePageAction

public TreePageAction(int direction, String name)
Constructs a new instance of TreePageAction.
Parameters:
direction - the direction
name - the name of action

Method Details

actionPerformed

public void actionPerformed(ActionEvent e)
Description copied from interface: ActionListener
Invoked when an action occurs.
Parameters:
e - the event to be processed

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https://docs.oracle.com/en/java/javase/17/docs/api/java.desktop/javax/swing/plaf/basic/BasicTreeUI.TreePageAction.html