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

Fields
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

Constructors
Constructor Description

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 Detail
  - menuBar
```
protected JMenuBar menuBar
```
    The instance of JMenuBar.
  - containerListener
```
protected ContainerListener containerListener
```
    The instance of ContainerListener.
  - changeListener
```
protected ChangeListener changeListener
```
    The instance of ChangeListener.
- Constructor Detail
  - BasicMenuBarUI
```
public BasicMenuBarUI()
```
- Method Detail
  - 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

Class BasicMenuBarUI

Field Summary

Constructor Summary

Method Summary

Methods declared in class javax.swing.plaf.ComponentUI

Methods declared in class java.lang.Object

Field Detail

menuBar

containerListener

changeListener

Constructor Detail

BasicMenuBarUI

Method Detail

createUI

installDefaults

installListeners

installKeyboardActions

uninstallDefaults

uninstallListeners

uninstallKeyboardActions

createContainerListener

createChangeListener