Use Tree Navigation
public class

WindowsPlacesBar

extends JToolBar
implements ActionListener PropertyChangeListener
/*
 * Copyright (c) 2003, 2005, 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
 * questions.
 */

package sun.swing;

import java.awt.*;
import java.awt.event.*;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.*;

import javax.swing.*;
import javax.swing.border.*;
import javax.swing.filechooser.*;

import sun.awt.shell.*;
import sun.awt.OSInfo;

/**
 * <b>WARNING:</b> This class is an implementation detail and is only
 * public so that it can be used by two packages. You should NOT consider
 * this public API.
 * <p>
 *
 * @author Leif Samuelsson
 */

public class WindowsPlacesBar extends JToolBar
                             
implements ActionListener, PropertyChangeListener {
   
JFileChooser fc;
   
JToggleButton[] buttons;
   
ButtonGroup buttonGroup;
   
File[] files;
   
final Dimension buttonSize;

   
public WindowsPlacesBar(JFileChooser fc, boolean isXPStyle) {
       
super(JToolBar.VERTICAL);
       
this.fc = fc;
        setFloatable
(false);
        putClientProperty
("JToolBar.isRollover", Boolean.TRUE);

       
boolean isXPPlatform = (OSInfo.getOSType() == OSInfo.OSType.WINDOWS &&
               
OSInfo.getWindowsVersion().compareTo(OSInfo.WINDOWS_XP) >= 0);

       
if (isXPStyle) {
            buttonSize
= new Dimension(83, 69);
            putClientProperty
("XPStyle.subAppName", "placesbar");
            setBorder
(new EmptyBorder(1, 1, 1, 1));
       
} else {
           
// The button size almost matches the XP style when in Classic style on XP
            buttonSize
= new Dimension(83, isXPPlatform ? 65 : 54);
            setBorder
(new BevelBorder(BevelBorder.LOWERED,
                                     
UIManager.getColor("ToolBar.highlight"),
                                     
UIManager.getColor("ToolBar.background"),
                                     
UIManager.getColor("ToolBar.darkShadow"),
                                     
UIManager.getColor("ToolBar.shadow")));
       
}
       
Color bgColor = new Color(UIManager.getColor("ToolBar.shadow").getRGB());
        setBackground
(bgColor);
       
FileSystemView fsv = fc.getFileSystemView();

        files
= (File[])ShellFolder.get("fileChooserShortcutPanelFolders");
        buttons
= new JToggleButton[files.length];
        buttonGroup
= new ButtonGroup();
       
for (int i = 0; i < files.length; i++) {
           
if (fsv.isFileSystemRoot(files[i])) {
               
// Create special File wrapper for drive path
                files
[i] = fsv.createFileObject(files[i].getAbsolutePath());
           
}

           
String folderName = fsv.getSystemDisplayName(files[i]);
           
int index = folderName.lastIndexOf(File.separatorChar);
           
if (index >= 0 && index < folderName.length() - 1) {
                folderName
= folderName.substring(index + 1);
           
}
           
Icon icon = null;
           
if (files[i] instanceof ShellFolder) {
               
// We want a large icon, fsv only gives us a small.
               
ShellFolder sf = (ShellFolder)files[i];
                icon
= new ImageIcon(sf.getIcon(true), sf.getFolderType());
           
} else {
                icon
= fsv.getSystemIcon(files[i]);
           
}
            buttons
[i] = new JToggleButton(folderName, icon);
           
if (isXPPlatform) {
                buttons
[i].setIconTextGap(2);
                buttons
[i].setMargin(new Insets(2, 2, 2, 2));
                buttons
[i].setText("<html><center>"+folderName+"</center></html>");
           
}
           
if (isXPStyle) {
                buttons
[i].putClientProperty("XPStyle.subAppName", "placesbar");
           
} else {
               
Color fgColor = new Color(UIManager.getColor("List.selectionForeground").getRGB());
                buttons
[i].setContentAreaFilled(false);
                buttons
[i].setForeground(fgColor);
           
}
            buttons
[i].setHorizontalTextPosition(JToggleButton.CENTER);
            buttons
[i].setVerticalTextPosition(JToggleButton.BOTTOM);
            buttons
[i].setAlignmentX(JComponent.CENTER_ALIGNMENT);
            buttons
[i].setPreferredSize(buttonSize);
            buttons
[i].setMaximumSize(buttonSize);
            buttons
[i].addActionListener(this);
            add
(buttons[i]);
           
if (i < files.length-1 && isXPStyle) {
                add
(Box.createRigidArea(new Dimension(1, 1)));
           
}
            buttonGroup
.add(buttons[i]);
       
}
        doDirectoryChanged
(fc.getCurrentDirectory());
   
}

   
protected void doDirectoryChanged(File f) {
       
for (int i=0; i<buttons.length; i++) {
           
JToggleButton b = buttons[i];
           
if (files[i].equals(f)) {
                b
.setSelected(true);
               
break;
           
} else if (b.isSelected()) {
               
// Remove temporarily from group because it doesn't
               
// allow for no button to be selected.
                buttonGroup
.remove(b);
                b
.setSelected(false);
                buttonGroup
.add(b);
           
}
       
}
   
}

   
public void propertyChange(PropertyChangeEvent e) {
       
String prop = e.getPropertyName();
       
if (prop == JFileChooser.DIRECTORY_CHANGED_PROPERTY) {
            doDirectoryChanged
(fc.getCurrentDirectory());
       
}
   
}

   
public void actionPerformed(ActionEvent e) {
       
JToggleButton b = (JToggleButton)e.getSource();
       
for (int i=0; i<buttons.length; i++) {
           
if (b == buttons[i]) {
                fc
.setCurrentDirectory(files[i]);
               
break;
           
}
       
}
   
}

   
public Dimension getPreferredSize() {
       
Dimension min  = super.getMinimumSize();
       
Dimension pref = super.getPreferredSize();
       
int h = min.height;
       
if (buttons != null && buttons.length > 0 && buttons.length < 5) {
           
JToggleButton b = buttons[0];
           
if (b != null) {
               
int bh = 5 * (b.getPreferredSize().height + 1);
               
if (bh > h) {
                    h
= bh;
               
}
           
}
       
}
       
if (h > pref.height) {
            pref
= new Dimension(pref.width, h);
       
}
       
return pref;
   
}
}