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/OpenJDK 21

Class BasicMenuUI

java.lang.Object
javax.swing.plaf.ComponentUI
javax.swing.plaf.ButtonUI
javax.swing.plaf.MenuItemUI
javax.swing.plaf.basic.BasicMenuItemUI
javax.swing.plaf.basic.BasicMenuUI
Direct Known Subclasses:
SynthMenuUI
public class BasicMenuUI extends BasicMenuItemUI
A default L&F implementation of MenuUI. This implementation is a "combined" view/controller.

Nested Class Summary

Modifier and Type Class Description
class  BasicMenuUI.ChangeHandler
As of Java 2 platform 1.4, this previously undocumented class is now obsolete.
protected class  BasicMenuUI.MouseInputHandler
Instantiated and used by a menu item to handle the current menu selection from mouse events.

Field Summary

Modifier and Type Field Description
protected ChangeListener changeListener
The instance of ChangeListener.
protected MenuListener menuListener
The instance of MenuListener.

Fields declared in class javax.swing.plaf.basic.BasicMenuItemUI

acceleratorDelimiter, acceleratorFont, acceleratorForeground, acceleratorSelectionForeground, arrowIcon, checkIcon, defaultTextIconGap, disabledForeground, menuDragMouseListener, menuItem, menuKeyListener, mouseInputListener, oldBorderPainted, propertyChangeListener, selectionBackground, selectionForeground

Constructor Summary

Constructor Description
BasicMenuUI()
Constructs a BasicMenuUI.

Method Summary

Modifier and Type Method Description
protected ChangeListener createChangeListener(JComponent c)
Returns an instance of ChangeListener.
protected MenuListener createMenuListener(JComponent c)
Returns an instance of MenuListener.
static ComponentUI createUI(JComponent x)
Constructs a new instance of BasicMenuUI.
protected void setupPostTimer(JMenu menu)
Sets timer to the menu.

Methods declared in class javax.swing.plaf.basic.BasicMenuItemUI

createMenuDragMouseListener, createMenuKeyListener, createMouseInputListener, createPropertyChangeListener, doClick, getPath, getPreferredMenuItemSize, getPropertyPrefix, installComponents, installDefaults, installKeyboardActions, installListeners, paintBackground, paintMenuItem, paintText, uninstallComponents, uninstallDefaults, uninstallKeyboardActions, uninstallListeners, update

Methods declared in class javax.swing.plaf.ComponentUI

contains, getAccessibleChild, getAccessibleChildrenCount, getBaseline, getBaselineResizeBehavior, getMaximumSize, getMinimumSize, getPreferredSize, installUI, paint, uninstallUI

Methods declared in class java.lang.Object

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

Field Details

changeListener

protected ChangeListener changeListener
The instance of ChangeListener.

Constructor Details

BasicMenuUI

public BasicMenuUI()
Constructs a BasicMenuUI.

Method Details

createUI

public static ComponentUI createUI(JComponent x)
Constructs a new instance of BasicMenuUI.
Parameters:
x - a component
Returns:
a new instance of BasicMenuUI

createMenuListener

protected MenuListener createMenuListener(JComponent c)
Returns an instance of MenuListener.
Parameters:
c - a component
Returns:
an instance of MenuListener

createChangeListener

protected ChangeListener createChangeListener(JComponent c)
Returns an instance of ChangeListener.
Parameters:
c - a component
Returns:
an instance of ChangeListener

setupPostTimer

protected void setupPostTimer(JMenu menu)
Sets timer to the menu.
Parameters:
menu - an instance of JMenu.

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/plaf/basic/BasicMenuUI.html