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/OpenJDK 21

Class BasicMenuBarUI

java.lang.Object
javax.swing.plaf.ComponentUI
javax.swing.plaf.MenuBarUI
javax.swing.plaf.basic.BasicMenuBarUI
Direct Known Subclasses:
MetalMenuBarUI, SynthMenuBarUI 
public class BasicMenuBarUI extends MenuBarUI
A default L&F implementation of MenuBarUI. This implementation is a "combined" view/controller.

Field Summary

Modifier and Type Field Description
protected ChangeListener changeListener
The instance of ChangeListener.
protected ContainerListener containerListener
The instance of ContainerListener.
protected JMenuBar menuBar
The instance of JMenuBar.

Constructor Summary

Constructor Description
BasicMenuBarUI()
Constructs a BasicMenuBarUI.

Method Summary

Modifier and Type Method Description
protected ChangeListener createChangeListener()
Returns an instance of ChangeListener.
protected ContainerListener createContainerListener()
Returns an instance of ContainerListener.
static ComponentUI createUI(JComponent x)
Returns a new instance of BasicMenuBarUI.
protected void installDefaults()
Installs default properties.
protected void installKeyboardActions()
Registers keyboard actions.
protected void installListeners()
Registers listeners.
protected void uninstallDefaults()
Uninstalls default properties.
protected void uninstallKeyboardActions()
Unregisters keyboard actions.
protected void uninstallListeners()
Unregisters listeners.

Methods declared in class javax.swing.plaf.ComponentUI

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

Methods declared in class java.lang.Object

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

Field Details

containerListener

protected ContainerListener containerListener
The instance of ContainerListener.

changeListener

protected ChangeListener changeListener
The instance of ChangeListener.

Constructor Details

BasicMenuBarUI

public BasicMenuBarUI()
Constructs a BasicMenuBarUI.

Method Details

createUI

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

installDefaults

protected void installDefaults()
Installs default properties.

installListeners

protected void installListeners()
Registers listeners.

installKeyboardActions

protected void installKeyboardActions()
Registers keyboard actions.

uninstallDefaults

protected void uninstallDefaults()
Uninstalls default properties.

uninstallListeners

protected void uninstallListeners()
Unregisters listeners.

uninstallKeyboardActions

protected void uninstallKeyboardActions()
Unregisters keyboard actions.

createContainerListener

protected ContainerListener createContainerListener()
Returns an instance of ContainerListener.
Returns:
an instance of ContainerListener

createChangeListener

protected ChangeListener createChangeListener()
Returns an instance of ChangeListener.
Returns:
an instance of ChangeListener

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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.
Various third party code in OpenJDK is licensed under different licenses (see Debian package).
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/plaf/basic/BasicMenuBarUI.html