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Class BasicTreeUI.TreeHomeAction

java.lang.Object

javax.swing.AbstractAction

javax.swing.plaf.basic.BasicTreeUI.TreeHomeAction

All Implemented Interfaces:: ActionListener, Serializable, Cloneable, EventListener, Action

Enclosing class:: BasicTreeUI

public class BasicTreeUI.TreeHomeAction extends AbstractAction

TreeHomeAction is used to handle end/home actions. Scrolls either the first or last cell to be visible based on direction.

Field Summary

Modifier and Type	Field	Description
`protected int`	`direction`	The direction.

Fields declared in class javax.swing.AbstractAction

changeSupport, enabled

Fields declared in 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

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

Method Summary

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

Methods declared in class javax.swing.AbstractAction

addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled

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

The direction.

Constructor Details

TreeHomeAction

public TreeHomeAction(int direction, String name)

Constructs a new instance of TreeHomeAction.

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/21/docs/api/java.desktop/javax/swing/plaf/basic/BasicTreeUI.TreeHomeAction.html