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 * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
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 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
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package javax.swing.plaf.synth;

import javax.swing.*;
import javax.swing.event.*;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Insets;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.event.*;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.border.*;
import javax.swing.plaf.*;
import javax.swing.plaf.basic.*;
import sun.swing.plaf.synth.SynthUI;

Synth's MenuBarUI.
Author:Scott Violet
/** * Synth's MenuBarUI. * * @author Scott Violet */
class SynthMenuBarUI extends BasicMenuBarUI implements PropertyChangeListener, SynthUI { private SynthStyle style; public static ComponentUI createUI(JComponent x) { return new SynthMenuBarUI(); } protected void installDefaults() { if (menuBar.getLayout() == null || menuBar.getLayout() instanceof UIResource) { menuBar.setLayout(new DefaultMenuLayout(menuBar,BoxLayout.LINE_AXIS)); } updateStyle(menuBar); } protected void installListeners() { super.installListeners(); menuBar.addPropertyChangeListener(this); } private void updateStyle(JMenuBar c) { SynthContext context = getContext(c, ENABLED); SynthStyle oldStyle = style; style = SynthLookAndFeel.updateStyle(context, this); if (style != oldStyle) { if (oldStyle != null) { uninstallKeyboardActions(); installKeyboardActions(); } } context.dispose(); } protected void uninstallDefaults() { SynthContext context = getContext(menuBar, ENABLED); style.uninstallDefaults(context); context.dispose(); style = null; } protected void uninstallListeners() { super.uninstallListeners(); menuBar.removePropertyChangeListener(this); } public SynthContext getContext(JComponent c) { return getContext(c, getComponentState(c)); } private SynthContext getContext(JComponent c, int state) { return SynthContext.getContext(SynthContext.class, c, SynthLookAndFeel.getRegion(c), style, state); } private Region getRegion(JComponent c) { return SynthLookAndFeel.getRegion(c); } private int getComponentState(JComponent c) { return SynthLookAndFeel.getComponentState(c); } public void update(Graphics g, JComponent c) { SynthContext context = getContext(c); SynthLookAndFeel.update(context, g); context.getPainter().paintMenuBarBackground(context, g, 0, 0, c.getWidth(), c.getHeight()); paint(context, g); context.dispose(); } public void paint(Graphics g, JComponent c) { SynthContext context = getContext(c); paint(context, g); context.dispose(); } protected void paint(SynthContext context, Graphics g) { } public void paintBorder(SynthContext context, Graphics g, int x, int y, int w, int h) { context.getPainter().paintMenuBarBorder(context, g, x, y, w, h); } public void propertyChange(PropertyChangeEvent e) { if (SynthLookAndFeel.shouldUpdateStyle(e)) { updateStyle((JMenuBar)e.getSource()); } } }