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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
/** * 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()); } } } }