Class MetalMenuBarUI

public class MetalMenuBarUI
extends BasicMenuBarUI

Metal implementation of MenuBarUI. This class is responsible for providing the metal look and feel for JMenuBars.

Since:
1.5
See Also:
MenuBarUI

Fields

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

changeListener, containerListener, menuBar

Constructors

Constructor Description
MetalMenuBarUI()

Methods

Modifier and Type Method Description
static ComponentUI createUI​(JComponent x)

Creates the ComponentUI implementation for the passed in component.
void installUI​(JComponent c)

Configures the specified component appropriate for the metal look and feel.
void uninstallUI​(JComponent c)

Reverses configuration which was done on the specified component during installUI.
void update​(Graphics g, JComponent c)

If necessary paints the background of the component, then invokes paint.

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

createChangeListener, createContainerListener, installDefaults, installKeyboardActions, installListeners, uninstallDefaults, uninstallKeyboardActions, uninstallListeners

Methods declared in class javax.swing.plaf.ComponentUI

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

Methods declared in class java.lang.Object

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

Constructors

MetalMenuBarUI

public MetalMenuBarUI()

Methods

createUI

public static ComponentUI createUI(JComponent x)

Creates the ComponentUI implementation for the passed in component.

Parameters:
x - JComponent to create the ComponentUI implementation for
Returns:
ComponentUI implementation for x
Throws:
NullPointerException - if x is null

installUI

public void installUI(JComponent c)

Configures the specified component appropriate for the metal look and feel.

Overrides:
installUI in class ComponentUI
Parameters:
c - the component where this UI delegate is being installed
Throws:
NullPointerException - if c is null.
See Also:
ComponentUI.uninstallUI(javax.swing.JComponent), JComponent.setUI(javax.swing.plaf.ComponentUI), JComponent.updateUI()

uninstallUI

public void uninstallUI(JComponent c)

Reverses configuration which was done on the specified component during installUI.

Overrides:
uninstallUI in class ComponentUI
Parameters:
c - the component where this UI delegate is being installed
Throws:
NullPointerException - if c is null.
See Also:
ComponentUI.installUI(javax.swing.JComponent), JComponent.updateUI()

update

public void update(Graphics g,
                   JComponent c)

If necessary paints the background of the component, then invokes paint.

Overrides:
update in class ComponentUI
Parameters:
g - Graphics to paint to
c - JComponent painting on
Throws:
NullPointerException - if g or c is null
Since:
1.5
See Also:
ComponentUI.update(java.awt.Graphics, javax.swing.JComponent), ComponentUI.paint(java.awt.Graphics, javax.swing.JComponent)

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Documentation extracted from Debian's OpenJDK Development Kit package.
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https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/swing/plaf/metal/MetalMenuBarUI.html