/*

 * Copyright (c) 1998, 2003, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * 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,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

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package javax.swing.plaf.metal;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import javax.swing.border.*;

import javax.swing.plaf.*;

import java.beans.*;

import java.util.EventListener;

import java.io.Serializable;

import javax.swing.plaf.basic.BasicDesktopIconUI;

/**

 * Metal desktop icon.

 *

 * @author Steve Wilson

 */

public class MetalDesktopIconUI extends BasicDesktopIconUI

{

    JButton button;

    JLabel label;

    TitleListener titleListener;

    private int width;

    public static ComponentUI createUI(JComponent c)    {

        return new MetalDesktopIconUI();

    }

    public MetalDesktopIconUI() {

    }

    protected void installDefaults() {

        super.installDefaults();

        LookAndFeel.installColorsAndFont(desktopIcon, "DesktopIcon.background", "DesktopIcon.foreground", "DesktopIcon.font");

        width = UIManager.getInt("DesktopIcon.width");

    }

    protected void installComponents() {

        frame = desktopIcon.getInternalFrame();

        Icon icon = frame.getFrameIcon();

        String title = frame.getTitle();

        button = new JButton (title, icon);

        button.addActionListener( new ActionListener() {

                                  public void actionPerformed(ActionEvent e) {

             deiconize(); }} );

        button.setFont(desktopIcon.getFont());

        button.setBackground(desktopIcon.getBackground());

        button.setForeground(desktopIcon.getForeground());

        int buttonH = button.getPreferredSize().height;

        Icon drag = new MetalBumps((buttonH/3), buttonH,

                                   MetalLookAndFeel.getControlHighlight(),

                                   MetalLookAndFeel.getControlDarkShadow(),

                                   MetalLookAndFeel.getControl());

        label = new JLabel(drag);

        label.setBorder( new MatteBorder( 0, 2, 0, 1, desktopIcon.getBackground()) );

        desktopIcon.setLayout(new BorderLayout(2, 0));

        desktopIcon.add(button, BorderLayout.CENTER);

        desktopIcon.add(label, BorderLayout.WEST);

    }

    protected void uninstallComponents() {

        desktopIcon.setLayout(null);

        desktopIcon.remove(label);

        desktopIcon.remove(button);

        button = null;

        frame = null;

    }

    protected void installListeners() {

        super.installListeners();

        desktopIcon.getInternalFrame().addPropertyChangeListener(

                titleListener = new TitleListener());

    }

    protected void uninstallListeners() {

        desktopIcon.getInternalFrame().removePropertyChangeListener(

                titleListener);

        titleListener = null;

        super.uninstallListeners();

    }

    public Dimension getPreferredSize(JComponent c) {

        // Metal desktop icons can not be resized.  Their dimensions should

        // always be the minimum size.  See getMinimumSize(JComponent c).

        return getMinimumSize(c);

    }

    public Dimension getMinimumSize(JComponent c) {

        // For the metal desktop icon we will use the layout maanger to

        // determine the correct height of the component, but we want to keep

        // the width consistent according to the jlf spec.

        return new Dimension(width,

                desktopIcon.getLayout().minimumLayoutSize(desktopIcon).height);

    }

    public Dimension getMaximumSize(JComponent c) {

        // Metal desktop icons can not be resized.  Their dimensions should

        // always be the minimum size.  See getMinimumSize(JComponent c).

        return getMinimumSize(c);

    }

    class TitleListener implements PropertyChangeListener {

        public void propertyChange (PropertyChangeEvent e) {

          if (e.getPropertyName().equals("title")) {

            button.setText((String)e.getNewValue());

          }

          if (e.getPropertyName().equals("frameIcon")) {

            button.setIcon((Icon)e.getNewValue());

          }

        }

    }

}