1/*
2 * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25package sun.swing;
26
27import java.awt.*;
28import java.awt.event.*;
29import java.beans.PropertyChangeEvent;
30import java.beans.PropertyChangeListener;
31import java.io.*;
32import java.security.AccessController;
33import java.security.PrivilegedAction;
34
35import javax.swing.*;
36import javax.swing.border.*;
37import javax.swing.filechooser.*;
38
39import sun.awt.shell.*;
40import sun.awt.OSInfo;
41
42/**
43 * <b>WARNING:</b> This class is an implementation detail and is only
44 * public so that it can be used by two packages. You should NOT consider
45 * this public API.
46 *
47 * @author Leif Samuelsson
48 */
49@SuppressWarnings("serial") // JDK-implementation class
50public class WindowsPlacesBar extends JToolBar
51                              implements ActionListener, PropertyChangeListener {
52    JFileChooser fc;
53    JToggleButton[] buttons;
54    ButtonGroup buttonGroup;
55    File[] files;
56    final Dimension buttonSize;
57
58    public WindowsPlacesBar(JFileChooser fc, boolean isXPStyle) {
59        super(JToolBar.VERTICAL);
60        this.fc = fc;
61        setFloatable(false);
62        putClientProperty("JToolBar.isRollover", Boolean.TRUE);
63
64        boolean isXPPlatform = (OSInfo.getOSType() == OSInfo.OSType.WINDOWS &&
65                OSInfo.getWindowsVersion().compareTo(OSInfo.WINDOWS_XP) >= 0);
66
67        if (isXPStyle) {
68            buttonSize = new Dimension(83, 69);
69            putClientProperty("XPStyle.subAppName", "placesbar");
70            setBorder(new EmptyBorder(1, 1, 1, 1));
71        } else {
72            // The button size almost matches the XP style when in Classic style on XP
73            buttonSize = new Dimension(83, isXPPlatform ? 65 : 54);
74            setBorder(new BevelBorder(BevelBorder.LOWERED,
75                                      UIManager.getColor("ToolBar.highlight"),
76                                      UIManager.getColor("ToolBar.background"),
77                                      UIManager.getColor("ToolBar.darkShadow"),
78                                      UIManager.getColor("ToolBar.shadow")));
79        }
80        Color bgColor = new Color(UIManager.getColor("ToolBar.shadow").getRGB());
81        setBackground(bgColor);
82        FileSystemView fsv = fc.getFileSystemView();
83
84        files = (File[]) ShellFolder.get("fileChooserShortcutPanelFolders");
85
86        buttons = new JToggleButton[files.length];
87        buttonGroup = new ButtonGroup();
88        for (int i = 0; i < files.length; i++) {
89            if (fsv.isFileSystemRoot(files[i])) {
90                // Create special File wrapper for drive path
91                files[i] = fsv.createFileObject(files[i].getAbsolutePath());
92            }
93
94            String folderName = fsv.getSystemDisplayName(files[i]);
95            int index = folderName.lastIndexOf(File.separatorChar);
96            if (index >= 0 && index < folderName.length() - 1) {
97                folderName = folderName.substring(index + 1);
98            }
99            Icon icon;
100            if (files[i] instanceof ShellFolder) {
101                // We want a large icon, fsv only gives us a small.
102                ShellFolder sf = (ShellFolder)files[i];
103                Image image = sf.getIcon(true);
104
105                if (image == null) {
106                    // Get default image
107                    image = (Image) ShellFolder.get("shell32LargeIcon 1");
108                }
109
110                icon = image == null ? null : new ImageIcon(image, sf.getFolderType());
111            } else {
112                icon = fsv.getSystemIcon(files[i]);
113            }
114            buttons[i] = new JToggleButton(folderName, icon);
115            if (isXPStyle) {
116                buttons[i].putClientProperty("XPStyle.subAppName", "placesbar");
117            } else {
118                Color fgColor = new Color(UIManager.getColor("List.selectionForeground").getRGB());
119                buttons[i].setContentAreaFilled(false);
120                buttons[i].setForeground(fgColor);
121            }
122            buttons[i].setMargin(new Insets(3, 2, 1, 2));
123            buttons[i].setFocusPainted(false);
124            buttons[i].setIconTextGap(0);
125            buttons[i].setHorizontalTextPosition(JToggleButton.CENTER);
126            buttons[i].setVerticalTextPosition(JToggleButton.BOTTOM);
127            buttons[i].setAlignmentX(JComponent.CENTER_ALIGNMENT);
128            buttons[i].setPreferredSize(buttonSize);
129            buttons[i].setMaximumSize(buttonSize);
130            buttons[i].addActionListener(this);
131            add(buttons[i]);
132            if (i < files.length-1 && isXPStyle) {
133                add(Box.createRigidArea(new Dimension(1, 1)));
134            }
135            buttonGroup.add(buttons[i]);
136        }
137        doDirectoryChanged(fc.getCurrentDirectory());
138    }
139
140    protected void doDirectoryChanged(File f) {
141        for (int i=0; i<buttons.length; i++) {
142            JToggleButton b = buttons[i];
143            if (files[i].equals(f)) {
144                b.setSelected(true);
145                break;
146            } else if (b.isSelected()) {
147                // Remove temporarily from group because it doesn't
148                // allow for no button to be selected.
149                buttonGroup.remove(b);
150                b.setSelected(false);
151                buttonGroup.add(b);
152            }
153        }
154    }
155
156    public void propertyChange(PropertyChangeEvent e) {
157        String prop = e.getPropertyName();
158        if (prop == JFileChooser.DIRECTORY_CHANGED_PROPERTY) {
159            doDirectoryChanged(fc.getCurrentDirectory());
160        }
161    }
162
163    public void actionPerformed(ActionEvent e) {
164        JToggleButton b = (JToggleButton)e.getSource();
165        for (int i=0; i<buttons.length; i++) {
166            if (b == buttons[i]) {
167                fc.setCurrentDirectory(files[i]);
168                break;
169            }
170        }
171    }
172
173    public Dimension getPreferredSize() {
174        Dimension min  = super.getMinimumSize();
175        Dimension pref = super.getPreferredSize();
176        int h = min.height;
177        if (buttons != null && buttons.length > 0 && buttons.length < 5) {
178            JToggleButton b = buttons[0];
179            if (b != null) {
180                int bh = 5 * (b.getPreferredSize().height + 1);
181                if (bh > h) {
182                    h = bh;
183                }
184            }
185        }
186        if (h > pref.height) {
187            pref = new Dimension(pref.width, h);
188        }
189        return pref;
190    }
191}
192