/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Tiny Look and Feel *
* *
* (C) Copyright 2003 - 2007 Hans Bickel *
* *
* For licensing information and credits, please refer to the *
* comment in file de.muntjak.tinylookandfeel.TinyLookAndFeel *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
*
* This is an almost unchanged version of MetalFileChooserUI.
*
*
* @(#)MetalFileChooserUI.java 1.45 02/04/11
*
* Copyright 2002 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package de.muntjak.tinylookandfeel;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.ComponentOrientation;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Insets;
import java.awt.LayoutManager;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.awt.event.FocusAdapter;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.text.DateFormat;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.EventObject;
import java.util.Iterator;
import java.util.Locale;
import java.util.Vector;
import javax.swing.AbstractAction;
import javax.swing.AbstractListModel;
import javax.swing.Action;
import javax.swing.ActionMap;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.ComboBoxModel;
import javax.swing.DefaultCellEditor;
import javax.swing.DefaultListCellRenderer;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JComponent;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.JToggleButton;
import javax.swing.KeyStroke;
import javax.swing.ListModel;
import javax.swing.ListSelectionModel;
import javax.swing.LookAndFeel;
import javax.swing.SwingConstants;
import javax.swing.SwingUtilities;
import javax.swing.TransferHandler;
import javax.swing.UIManager;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import javax.swing.event.ListDataEvent;
import javax.swing.event.ListDataListener;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.filechooser.FileFilter;
import javax.swing.filechooser.FileSystemView;
import javax.swing.plaf.ActionMapUIResource;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.TableHeaderUI;
import javax.swing.plaf.basic.BasicDirectoryModel;
import javax.swing.plaf.basic.BasicFileChooserUI;
import javax.swing.plaf.metal.MetalFileChooserUI;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumn;
import javax.swing.table.TableColumnModel;
import javax.swing.text.Position;
import sun.awt.shell.ShellFolder;
import de.muntjak.tinylookandfeel.borders.TinyToolButtonBorder;
import de.muntjak.tinylookandfeel.table.SortableTableData;
import de.muntjak.tinylookandfeel.table.TinyTableHeaderRenderer;
/**
* TinyFileChooserUI is a customized MetalFileChooserUI.
* @author Hans Bickel
* @version 1.3.7
*
*/
public class TinyFileChooserUI extends BasicFileChooserUI {
/** Key for a button's isFileChooserButton client property */
public static final String IS_FILE_CHOOSER_BUTTON_KEY = "JFileChooser.isFileChooserButton";
// This one is evaluated at ensureFileIsVisible() and
// will only be false while DetailsTableModel restores
// the table selection
private boolean doScrolling = true;
private JPanel centerPanel;
private TinyDirectoryModel directoryModel = null;
private JLabel lookInLabel;
private JComboBox directoryComboBox;
private DirectoryComboBoxModel directoryComboBoxModel;
private Action directoryComboBoxAction = new DirectoryComboBoxAction();
private FilterComboBoxModel filterComboBoxModel;
private JTextField fileNameTextField;
private JToggleButton listViewButton;
private JToggleButton detailsViewButton;
private JPanel listViewPanel;
private JPanel detailsViewPanel;
private JPanel currentViewPanel;
private FocusListener editorFocusListener = new FocusAdapter() {
public void focusLost(FocusEvent e) {
if(!e.isTemporary()) {
applyEdit();
}
}
};
private boolean useShellFolder;
private ListSelectionModel listSelectionModel;
private JList list;
private JTable detailsTable;
private DetailsTableModel detailsTableModel;
private JButton approveButton;
private JButton cancelButton;
private JPanel buttonPanel;
private JPanel bottomPanel;
private JComboBox filterComboBox;
private static final Dimension hstrut1 = new Dimension(1, 1);
private static final Dimension hstrut4 = new Dimension(4, 1);
private static final Dimension hstrut11 = new Dimension(11, 1);
private static final Dimension vstrut5 = new Dimension(1, 5);
private static final Insets shrinkwrap = new Insets(2, 2, 2, 2);
// Preferred and Minimum sizes for the dialog box
private static int PREF_WIDTH = 500;
private static int PREF_HEIGHT = 326;
private static Dimension PREF_SIZE = new Dimension(PREF_WIDTH, PREF_HEIGHT);
private static int MIN_WIDTH = 500;
private static int MIN_HEIGHT = 326;
private static Dimension MIN_SIZE = new Dimension(MIN_WIDTH, MIN_HEIGHT);
private static int LIST_PREF_WIDTH = 405;
private static int LIST_PREF_HEIGHT = 183;
private static Dimension LIST_PREF_SIZE = new Dimension(LIST_PREF_WIDTH, LIST_PREF_HEIGHT);
private static final int COLUMN_FILENAME = 0;
private static final int COLUMN_FILESIZE = 1;
private static final int COLUMN_FILETYPE = 2;
private static final int COLUMN_FILEDATE = 3;
//private static final int COLUMN_FILEATTR = 4;
private static final int COLUMN_COLCOUNT = 4;
// name, size, type, last modified, attributes
private int[] COLUMN_WIDTHS = {150, 75, 130, 100};
// Labels, mnemonics, and tooltips (oh my!)
private int lookInLabelMnemonic = 0;
private String lookInLabelText = null;
private String saveInLabelText = null;
private int fileNameLabelMnemonic = 0;
private String fileNameLabelText = null;
private int filesOfTypeLabelMnemonic = 0;
private String filesOfTypeLabelText = null;
private String upFolderToolTipText = null;
private String upFolderAccessibleName = null;
private String homeFolderToolTipText = null;
private String homeFolderAccessibleName = null;
private String newFolderToolTipText = null;
private String newFolderAccessibleName = null;
private String listViewButtonToolTipText = null;
private String listViewButtonAccessibleName = null;
private String detailsViewButtonToolTipText = null;
private String detailsViewButtonAccessibleName = null;
private String fileNameHeaderText = null;
private String fileSizeHeaderText = null;
private String fileTypeHeaderText = null;
private String fileDateHeaderText = null;
private String fileAttrHeaderText = null;
//
// ComponentUI Interface Implementation methods
//
public static ComponentUI createUI(JComponent c) {
return new TinyFileChooserUI((JFileChooser) c);
}
public TinyFileChooserUI(JFileChooser filechooser) {
super(filechooser);
}
public void uninstallComponents(JFileChooser fc) {
fc.removeAll();
bottomPanel = null;
buttonPanel = null;
}
public void installComponents(JFileChooser fc) {
FileSystemView fsv = fc.getFileSystemView();
fc.setBorder(new EmptyBorder(12, 12, 11, 11));
fc.setLayout(new BorderLayout(0, 11));
// ********************************* //
// **** Construct the top panel **** //
// ********************************* //
// Directory manipulation buttons
JPanel topPanel = new JPanel(new BorderLayout(11, 0));
JPanel topButtonPanel = new JPanel();
topButtonPanel.setLayout(new BoxLayout(topButtonPanel, BoxLayout.X_AXIS));
topPanel.add(topButtonPanel, BorderLayout.EAST);
// Add the top panel to the fileChooser
fc.add(topPanel, BorderLayout.NORTH);
// ComboBox Label
lookInLabel = new JLabel(lookInLabelText);
lookInLabel.setDisplayedMnemonic(lookInLabelMnemonic);
topPanel.add(lookInLabel, BorderLayout.BEFORE_LINE_BEGINS);
// CurrentDir ComboBox
directoryComboBox = new JComboBox();
directoryComboBox.putClientProperty("JComboBox.lightweightKeyboardNavigation", "Lightweight");
lookInLabel.setLabelFor(directoryComboBox);
directoryComboBoxModel = createDirectoryComboBoxModel(fc);
directoryComboBox.setModel(directoryComboBoxModel);
directoryComboBox.addActionListener(directoryComboBoxAction);
directoryComboBox.setRenderer(createDirectoryComboBoxRenderer(fc));
directoryComboBox.setAlignmentX(JComponent.LEFT_ALIGNMENT);
directoryComboBox.setAlignmentY(JComponent.TOP_ALIGNMENT);
directoryComboBox.setMaximumRowCount(8);
topPanel.add(directoryComboBox, BorderLayout.CENTER);
Border toolButtonBorder = new TinyToolButtonBorder();
// Up Button
Insets margin = new Insets(2, 2, 2, 2);
JButton b = new JButton(upFolderIcon);
b.putClientProperty(IS_FILE_CHOOSER_BUTTON_KEY, Boolean.TRUE);
b.setOpaque(false);
b.setText(null);
b.setIcon(upFolderIcon);
b.setToolTipText(upFolderToolTipText);
b.getAccessibleContext().setAccessibleName(upFolderAccessibleName);
b.setAlignmentX(JComponent.LEFT_ALIGNMENT);
b.setAlignmentY(JComponent.CENTER_ALIGNMENT);
b.setMargin(margin);
b.addActionListener(getChangeToParentDirectoryAction());
b.setBorder(toolButtonBorder);
topButtonPanel.add(b);
// Home Button
File homeDir = fsv.getHomeDirectory();
String toolTipText = homeFolderToolTipText;
if(fsv.isRoot(homeDir)) {
toolTipText = getFileView(fc).getName(homeDir); // Probably "Desktop".
}
b = new JButton(homeFolderIcon);
b.putClientProperty(IS_FILE_CHOOSER_BUTTON_KEY, Boolean.TRUE);
b.setToolTipText(toolTipText);
b.getAccessibleContext().setAccessibleName(homeFolderAccessibleName);
b.setAlignmentX(JComponent.LEFT_ALIGNMENT);
b.setAlignmentY(JComponent.CENTER_ALIGNMENT);
b.setMargin(margin);
b.addActionListener(getGoHomeAction());
b.setBorder(toolButtonBorder);
topButtonPanel.add(b);
// New Directory Button
if(!UIManager.getBoolean("FileChooser.readOnly")) {
b = new JButton(newFolderIcon);
b.putClientProperty(IS_FILE_CHOOSER_BUTTON_KEY, Boolean.TRUE);
b.setText(null);
b.setToolTipText(newFolderToolTipText);
b.getAccessibleContext().setAccessibleName(newFolderAccessibleName);
b.setAlignmentX(JComponent.LEFT_ALIGNMENT);
b.setAlignmentY(JComponent.CENTER_ALIGNMENT);
b.setMargin(margin);
b.addActionListener(getNewFolderAction());
b.setBorder(toolButtonBorder);
topButtonPanel.add(b);
}
topButtonPanel.add(Box.createRigidArea(hstrut1));
// View button group
ButtonGroup viewButtonGroup = new ButtonGroup();
class ViewButtonListener implements ActionListener {
JFileChooser fc;
ViewButtonListener(JFileChooser fc) {
this.fc = fc;
}
public void actionPerformed(ActionEvent e) {
JToggleButton b = (JToggleButton) e.getSource();
JPanel oldViewPanel = currentViewPanel;
if(b == detailsViewButton) {
if(detailsViewPanel == null) {
detailsViewPanel = createDetailsView(fc);
detailsViewPanel.setPreferredSize(LIST_PREF_SIZE);
}
currentViewPanel = detailsViewPanel;
} else {
currentViewPanel = listViewPanel;
}
if(currentViewPanel != oldViewPanel) {
centerPanel.remove(oldViewPanel);
centerPanel.add(currentViewPanel, BorderLayout.CENTER);
centerPanel.revalidate();
centerPanel.repaint();
}
}
}
ViewButtonListener viewButtonListener = new ViewButtonListener(fc);
// List Button
listViewButton = new JToggleButton(listViewIcon);
listViewButton.putClientProperty(IS_FILE_CHOOSER_BUTTON_KEY, Boolean.TRUE);
listViewButton.setToolTipText(listViewButtonToolTipText);
listViewButton.getAccessibleContext().setAccessibleName(listViewButtonAccessibleName);
listViewButton.setSelected(true);
listViewButton.setAlignmentX(JComponent.LEFT_ALIGNMENT);
listViewButton.setAlignmentY(JComponent.CENTER_ALIGNMENT);
listViewButton.setMargin(/*shrinkwrap*/ new Insets(4, 2, 5, 2));
listViewButton.addActionListener(viewButtonListener);
listViewButton.setBorder(toolButtonBorder);
topButtonPanel.add(listViewButton);
topButtonPanel.add(Box.createRigidArea(hstrut1));
viewButtonGroup.add(listViewButton);
// Details Button
detailsViewButton = new JToggleButton(detailsViewIcon);
detailsViewButton.putClientProperty(IS_FILE_CHOOSER_BUTTON_KEY, Boolean.TRUE);
detailsViewButton.setToolTipText(detailsViewButtonToolTipText);
detailsViewButton.getAccessibleContext().setAccessibleName(detailsViewButtonAccessibleName);
detailsViewButton.setAlignmentX(JComponent.LEFT_ALIGNMENT);
detailsViewButton.setAlignmentY(JComponent.CENTER_ALIGNMENT);
detailsViewButton.setMargin(/*shrinkwrap*/ new Insets(4, 2, 5, 2));
detailsViewButton.addActionListener(viewButtonListener);
detailsViewButton.setBorder(toolButtonBorder);
topButtonPanel.add(detailsViewButton);
viewButtonGroup.add(detailsViewButton);
// Use ShellFolder class to populate combobox only if
// FileSystemView.getRoots() returns one folder and that is
// the same as the first item in the ShellFolder combobox list.
{
useShellFolder = false;
File[] roots = fsv.getRoots();
if(roots != null && roots.length == 1) {
File[] cbFolders = (File[]) ShellFolder.get("fileChooserComboBoxFolders");
if(cbFolders != null && cbFolders.length > 0 && roots[0] == cbFolders[0]) {
useShellFolder = true;
}
}
}
// ************************************** //
// ******* Add the directory pane ******* //
// ************************************** //
centerPanel = new JPanel(new BorderLayout());
listViewPanel = createList(fc);
listSelectionModel = list.getSelectionModel();
listViewPanel.setPreferredSize(LIST_PREF_SIZE);
centerPanel.add(listViewPanel, BorderLayout.CENTER);
currentViewPanel = listViewPanel;
centerPanel.add(getAccessoryPanel(), BorderLayout.AFTER_LINE_ENDS);
JComponent accessory = fc.getAccessory();
if(accessory != null) {
getAccessoryPanel().add(accessory);
}
fc.add(centerPanel, BorderLayout.CENTER);
// ********************************** //
// **** Construct the bottom panel ** //
// ********************************** //
JPanel bottomPanel = getBottomPanel();
bottomPanel.setLayout(new BoxLayout(bottomPanel, BoxLayout.Y_AXIS));
fc.add(bottomPanel, BorderLayout.SOUTH);
// FileName label and textfield
JPanel fileNamePanel = new JPanel();
fileNamePanel.setLayout(new BoxLayout(fileNamePanel, BoxLayout.LINE_AXIS));
bottomPanel.add(fileNamePanel);
bottomPanel.add(Box.createRigidArea(vstrut5));
AlignedLabel fileNameLabel = new AlignedLabel(fileNameLabelText);
fileNameLabel.setDisplayedMnemonic(fileNameLabelMnemonic);
fileNamePanel.add(fileNameLabel);
fileNameTextField = new JTextField() {
public Dimension getMaximumSize() {
return new Dimension(Short.MAX_VALUE, super.getPreferredSize().height);
}
};
fileNamePanel.add(fileNameTextField);
fileNameLabel.setLabelFor(fileNameTextField);
fileNameTextField.addFocusListener(new FocusAdapter() {
public void focusGained(FocusEvent e) {
if(!getFileChooser().isMultiSelectionEnabled()) {
listSelectionModel.clearSelection();
}
}
});
if(fc.isMultiSelectionEnabled()) {
setFileName(fileNameString(fc.getSelectedFiles()));
} else {
setFileName(fileNameString(fc.getSelectedFile()));
}
// Filetype label and combobox
JPanel filesOfTypePanel = new JPanel();
filesOfTypePanel.setLayout(new BoxLayout(filesOfTypePanel, BoxLayout.LINE_AXIS));
bottomPanel.add(filesOfTypePanel);
AlignedLabel filesOfTypeLabel = new AlignedLabel(filesOfTypeLabelText);
filesOfTypeLabel.setDisplayedMnemonic(filesOfTypeLabelMnemonic);
filesOfTypePanel.add(filesOfTypeLabel);
filterComboBoxModel = createFilterComboBoxModel();
fc.addPropertyChangeListener(filterComboBoxModel);
filterComboBox = new JComboBox(filterComboBoxModel);
filesOfTypeLabel.setLabelFor(filterComboBox);
filterComboBox.setRenderer(createFilterComboBoxRenderer());
filesOfTypePanel.add(filterComboBox);
// buttons
getButtonPanel().setLayout(new ButtonAreaLayout());
approveButton = new JButton(getApproveButtonText(fc));
// Note: Metal does not use mnemonics for approve and cancel
approveButton.addActionListener(getApproveSelectionAction());
approveButton.setToolTipText(getApproveButtonToolTipText(fc));
getButtonPanel().add(approveButton);
cancelButton = new JButton(cancelButtonText);
cancelButton.setToolTipText(cancelButtonToolTipText);
cancelButton.addActionListener(getCancelSelectionAction());
getButtonPanel().add(cancelButton);
if(fc.getControlButtonsAreShown()) {
addControlButtons();
}
groupLabels(new AlignedLabel[] { fileNameLabel, filesOfTypeLabel });
}
protected JPanel getButtonPanel() {
if(buttonPanel == null) {
buttonPanel = new JPanel();
}
return buttonPanel;
}
protected JPanel getBottomPanel() {
if(bottomPanel == null) {
bottomPanel = new JPanel();
}
return bottomPanel;
}
protected void installStrings(JFileChooser fc) {
super.installStrings(fc);
Locale l = fc.getLocale();
lookInLabelMnemonic = UIManager.getInt("FileChooser.lookInLabelMnemonic");
lookInLabelText = UIManager.getString("FileChooser.lookInLabelText", l);
saveInLabelText = UIManager.getString("FileChooser.saveInLabelText", l);
fileNameLabelMnemonic = UIManager.getInt("FileChooser.fileNameLabelMnemonic");
fileNameLabelText = UIManager.getString("FileChooser.fileNameLabelText", l);
filesOfTypeLabelMnemonic = UIManager.getInt("FileChooser.filesOfTypeLabelMnemonic");
filesOfTypeLabelText = UIManager.getString("FileChooser.filesOfTypeLabelText", l);
upFolderToolTipText = UIManager.getString("FileChooser.upFolderToolTipText", l);
upFolderAccessibleName = UIManager.getString("FileChooser.upFolderAccessibleName", l);
homeFolderToolTipText = UIManager.getString("FileChooser.homeFolderToolTipText", l);
homeFolderAccessibleName = UIManager.getString("FileChooser.homeFolderAccessibleName", l);
newFolderToolTipText = UIManager.getString("FileChooser.newFolderToolTipText", l);
newFolderAccessibleName = UIManager.getString("FileChooser.newFolderAccessibleName", l);
listViewButtonToolTipText = UIManager.getString("FileChooser.listViewButtonToolTipText", l);
listViewButtonAccessibleName = UIManager.getString("FileChooser.listViewButtonAccessibleName", l);
detailsViewButtonToolTipText = UIManager.getString("FileChooser.detailsViewButtonToolTipText", l);
detailsViewButtonAccessibleName = UIManager.getString("FileChooser.detailsViewButtonAccessibleName", l);
fileNameHeaderText = UIManager.getString("FileChooser.fileNameHeaderText", l);
fileSizeHeaderText = UIManager.getString("FileChooser.fileSizeHeaderText", l);
fileTypeHeaderText = UIManager.getString("FileChooser.fileTypeHeaderText", l);
fileDateHeaderText = UIManager.getString("FileChooser.fileDateHeaderText", l);
fileAttrHeaderText = UIManager.getString("FileChooser.fileAttrHeaderText", l);
}
protected void installListeners(JFileChooser fc) {
super.installListeners(fc);
ActionMap actionMap = getActionMap();
SwingUtilities.replaceUIActionMap(fc, actionMap);
}
protected ActionMap getActionMap() {
return createActionMap();
}
protected ActionMap createActionMap() {
AbstractAction escAction = new AbstractAction() {
public void actionPerformed(ActionEvent e) {
if(editFile != null) {
cancelEdit();
} else {
getFileChooser().cancelSelection();
}
}
public boolean isEnabled() {
return getFileChooser().isEnabled();
}
};
ActionMap map = new ActionMapUIResource();
map.put("approveSelection", getApproveSelectionAction());
map.put("cancelSelection", escAction);
map.put("Go Up", getChangeToParentDirectoryAction());
return map;
}
protected JPanel createList(JFileChooser fc) {
JPanel p = new JPanel(new BorderLayout());
final JFileChooser fileChooser = fc;
list = new JList() {
public int getNextMatch(String prefix, int startIndex, Position.Bias bias) {
ListModel model = getModel();
int max = model.getSize();
if(prefix == null || startIndex < 0 || startIndex >= max) {
throw new IllegalArgumentException();
}
// start search from the next element before/after the selected element
boolean backwards = (bias == Position.Bias.Backward);
for (int i = startIndex; backwards ? i >= 0 : i < max; i += (backwards ? -1 : 1)) {
String filename = fileChooser.getName((File) model.getElementAt(i));
if(filename.regionMatches(true, 0, prefix, 0, prefix.length())) {
return i;
}
}
return -1;
}
};
list.setCellRenderer(new FileRenderer());
list.setLayoutOrientation(JList.VERTICAL_WRAP);
list.setVisibleRowCount(-1);
if(fc.isMultiSelectionEnabled()) {
list.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
} else {
list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
}
list.setModel(getModel());
list.addListSelectionListener(createListSelectionListener(fc));
list.addMouseListener(createDoubleClickListener(fc, list));
list.addMouseListener(createSingleClickListener(fc, list));
getModel().addListDataListener(new ListDataListener() {
public void contentsChanged(ListDataEvent e) {
// Update the selection after JList has been updated
new DelayedSelectionUpdater();
}
public void intervalAdded(ListDataEvent e) {
new DelayedSelectionUpdater();
}
public void intervalRemoved(ListDataEvent e) {
}
});
JScrollPane scrollpane = new JScrollPane(list);
p.add(scrollpane, BorderLayout.CENTER);
return p;
}
class DetailsTableModel extends AbstractTableModel
implements ListDataListener, SortableTableData
{
String[] columnNames = {
" " + fileNameHeaderText,
fileSizeHeaderText,
" " + fileTypeHeaderText,
" " + fileDateHeaderText,
" " + fileAttrHeaderText
};
JFileChooser chooser;
ListModel listModel;
// Comparators are lazily created
Comparator fileAttributeComparator;
Comparator fileDateComparator;
Comparator fileNameComparator;
Comparator fileSizeComparator;
Comparator fileTypeComparator;
int sortingDirection;
int[] sortColumns;
int[] sortDirections;
DetailsTableModel(JFileChooser fc) {
this.chooser = fc;
listModel = getModel();
listModel.addListDataListener(this);
}
public int getRowCount() {
return listModel.getSize();
}
public int getColumnCount() {
return COLUMN_COLCOUNT;
}
public String getColumnName(int column) {
return columnNames[column];
}
public Class getColumnClass(int column) {
switch (column) {
case COLUMN_FILENAME :
return File.class;
case COLUMN_FILEDATE :
return Date.class;
case COLUMN_FILESIZE :
return Long.class;
case COLUMN_FILETYPE :
//case COLUMN_FILEATTR :
return String.class;
default :
return super.getColumnClass(column);
}
}
public Object getValueAt(int row, int col) {
// Note: It is very important to avoid getting info on drives, as
// this will trigger "No disk in A:" and similar dialogs.
//
// Use (f.exists() && !chooser.getFileSystemView().isFileSystemRoot(f)) to
// determine if it is safe to call methods directly on f.
File f = (File) listModel.getElementAt(row);
switch (col) {
case COLUMN_FILENAME :
return f;
case COLUMN_FILESIZE :
if(!f.exists() || f.isDirectory()) {
return null;
}
return new Long(f.length());
case COLUMN_FILETYPE :
if(!f.exists()) {
return null;
}
return chooser.getFileSystemView().getSystemTypeDescription(f);
case COLUMN_FILEDATE :
if(!f.exists() || chooser.getFileSystemView().isFileSystemRoot(f)) {
return null;
}
long time = f.lastModified();
return (time == 0L) ? null : new Date(time);
// case COLUMN_FILEATTR :
// if(!f.exists() || chooser.getFileSystemView().isFileSystemRoot(f)) {
// return null;
// }
//
// String attributes = "";
//
// if(!f.canWrite()) {
// attributes += "R";
// }
//
// if(f.isHidden()) {
// attributes += "H";
// }
//
// return attributes;
}
return null;
}
public void setValueAt(Object value, int row, int col) {
if(col == COLUMN_FILENAME) {
JFileChooser chooser = getFileChooser();
File f = (File) getValueAt(row, col);
if(f != null) {
String oldDisplayName = chooser.getName(f);
String oldFileName = f.getName();
String newDisplayName = ((String) value).trim();
String newFileName;
if(!newDisplayName.equals(oldDisplayName)) {
newFileName = newDisplayName;
//Check if extension is hidden from user
int i1 = oldFileName.length();
int i2 = oldDisplayName.length();
if(i1 > i2 && oldFileName.charAt(i2) == '.') {
newFileName = newDisplayName + oldFileName.substring(i2);
}
// rename
FileSystemView fsv = chooser.getFileSystemView();
File f2 = fsv.createFileObject(f.getParentFile(), newFileName);
if(!f2.exists() && TinyFileChooserUI.this.getModel().renameFile(f, f2)) {
if(fsv.isParent(chooser.getCurrentDirectory(), f2)) {
if(chooser.isMultiSelectionEnabled()) {
chooser.setSelectedFiles(new File[] { f2 });
} else {
chooser.setSelectedFile(f2);
}
} else {
//Could be because of delay in updating Desktop folder
//chooser.setSelectedFile(null);
}
} else {
// PENDING(jeff) - show a dialog indicating failure
}
}
}
}
}
public boolean isCellEditable(int row, int column) {
return (column == COLUMN_FILENAME &&
!UIManager.getBoolean("FileChooser.readOnly"));
}
public void contentsChanged(ListDataEvent e) {
DetailsTableModel model = (DetailsTableModel)detailsTable.getModel();
model.sortColumns(detailsTable);
}
public void intervalAdded(ListDataEvent e) {
DetailsTableModel model = (DetailsTableModel)detailsTable.getModel();
model.sortColumns(detailsTable);
}
public void intervalRemoved(ListDataEvent e) {
DetailsTableModel model = (DetailsTableModel)detailsTable.getModel();
model.sortColumns(detailsTable);
}
public void invalidateCachedFiles() {
}
// SortableTableData implementation
public boolean isColumnSortable(int column) {
return Comparable.class.isAssignableFrom(getColumnClass(column));
}
public boolean supportsMultiColumnSort() {
return false;
}
public void sortColumns(final int[] columns,
final int[] sortingDirections, JTable table)
{
sortColumns = new int[columns.length];
sortDirections = new int[sortingDirections.length];
System.arraycopy(columns, 0, sortColumns, 0, columns.length);
System.arraycopy(sortingDirections, 0, sortDirections, 0, sortingDirections.length);
sortColumns(table);
}
private void sortColumns(JTable table) {
// long t = System.currentTimeMillis();
Vector files = ((TinyDirectoryModel)listModel).getFileCache();
//store column selection
int[] sc = table.getSelectedColumns();
int[] sr = new int[table.getSelectedRowCount()];
// store file list, each file knows if it is selected or not
Vector sortFiles = new Vector(files.size());
int end = files.size();
// System.out.println("\nNumber of files: " + end);
for(int i = 0; i < end; i++) {
sortFiles.add(new SelectedFile(
(File)files.get(i), table.isRowSelected(i)));
}
// System.out.println("Create sortFiles: " + (System.currentTimeMillis() - t));
if(sortColumns.length == 0) {
// sort file names ascending
sortingDirection = SORT_ASCENDING;
if(fileNameComparator == null) {
fileNameComparator = createFileNameComparator();
}
Collections.sort(sortFiles, fileNameComparator);
}
else {
// perform single-column sort
sortingDirection = (sortDirections[0] == SORT_ASCENDING ? 1: -1);
switch(sortColumns[0]) {
case COLUMN_FILENAME:
if(fileNameComparator == null) {
fileNameComparator = createFileNameComparator();
}
Collections.sort(sortFiles, fileNameComparator);
break;
case COLUMN_FILESIZE:
if(fileSizeComparator == null) {
fileSizeComparator = createFileSizeComparator();
}
Collections.sort(sortFiles, fileSizeComparator);
break;
case COLUMN_FILETYPE:
if(fileTypeComparator == null) {
fileTypeComparator = createFileTypeComparator();
}
Collections.sort(sortFiles, fileTypeComparator);
break;
case COLUMN_FILEDATE:
if(fileDateComparator == null) {
fileDateComparator = createFileDateComparator();
}
Collections.sort(sortFiles, fileDateComparator);
break;
// case COLUMN_FILEATTR:
// if(fileAttributeComparator == null) {
// fileAttributeComparator = createFileAttributeComparator();
// }
//
// Collections.sort(sortFiles, fileAttributeComparator);
// break;
}
}
// System.out.println("sort: " + (System.currentTimeMillis() - t));
// store sorted files and restore selection
files.clear();
int row = 0;
int index = 0;
Iterator ii = sortFiles.iterator();
while(ii.hasNext()) {
SelectedFile sf = (SelectedFile)ii.next();
files.add(sf.file);
if(sf.selected) {
sr[index++] = row;
}
row ++;
}
// System.out.println("restore files: " + (System.currentTimeMillis() - t));
fireTableDataChanged();
// We don't want the table's scroll pane to scroll
// as we restore the selection
doScrolling = false;
for(int i = 0; i < sr.length; i++) {
table.addRowSelectionInterval(sr[i], sr[i]);
}
for(int i = 0; i < sc.length; i++) {
table.addColumnSelectionInterval(sc[i], sc[i]);
}
doScrolling = true;
// System.out.println("restore selection: " + (System.currentTimeMillis() - t));
}
// A container for a File and its selected state
private class SelectedFile {
File file;
boolean selected;
String name;
//String attribute;
Long size;
Long date;
String type;
Boolean isDirectory;
Boolean exists;
Boolean isFileSystemRoot;
SelectedFile(File file, boolean selected) {
this.file = file;
this.selected = selected;
}
// public String getAttribute() {
// if(attribute == null) {
// attribute = "";
// if(exists() && !isFileSystemRoot()) {
// if(!file.canWrite()) {
// attribute += "R";
// }
//
// if(file.isHidden()) {
// attribute += "H";
// }
// }
// }
//
// return attribute;
// }
public Long getDate() {
if(date == null) {
if(exists() && !isFileSystemRoot()) {
date = new Long(file.lastModified());
}
else {
date = new Long(0);
}
}
return date;
}
public String getName() {
if(name == null) {
name = chooser.getName(file);
if(name == null) name = "";
else name = name.toLowerCase();
}
return name;
}
public Long getSize() {
if(size == null) {
if(exists() && !isDirectory()) {
size = new Long(file.length());
}
else {
size = new Long(0L);
}
}
return size;
}
public String getType() {
if(type == null) {
if(exists()) {
type = chooser.getFileSystemView().getSystemTypeDescription(file);
}
else {
type = "";
}
}
return type;
}
public boolean isDirectory() {
if(isDirectory == null) {
isDirectory = new Boolean(exists() && file.isDirectory());
}
return isDirectory.booleanValue();
}
public boolean exists() {
if(exists == null) {
exists = new Boolean(file.exists());
}
return exists.booleanValue();
}
public boolean isFileSystemRoot() {
if(isFileSystemRoot == null) {
isFileSystemRoot = new Boolean(
chooser.getFileSystemView().isFileSystemRoot(file));
}
return isFileSystemRoot.booleanValue();
}
}
Comparator createFileNameComparator() {
return new Comparator() {
public int compare(Object o1, Object o2) {
SelectedFile f1 = (SelectedFile)o1;
SelectedFile f2 = (SelectedFile)o2;
if(f1.isDirectory() == f2.isDirectory()) {
return f1.getName().compareTo(f2.getName()) * sortingDirection;
}
else if(f1.isDirectory()) {
return -1 * sortingDirection;
}
else {
return 1 * sortingDirection;
}
}
};
}
Comparator createFileSizeComparator() {
return new Comparator() {
public int compare(Object o1, Object o2) {
Long s1 = ((SelectedFile)o1).getSize();
Long s2 = ((SelectedFile)o2).getSize();
return s1.compareTo(s2) * sortingDirection;
}
};
}
Comparator createFileTypeComparator() {
return new Comparator() {
public int compare(Object o1, Object o2) {
SelectedFile f1 = (SelectedFile)o1;
SelectedFile f2 = (SelectedFile)o2;
if(f1.isDirectory() == f2.isDirectory()) {
return f1.getType().compareTo(f2.getType()) * sortingDirection;
}
else if(f1.isDirectory()) {
return -1 * sortingDirection;
}
else {
return 1 * sortingDirection;
}
}
};
}
Comparator createFileDateComparator() {
return new Comparator() {
public int compare(Object o1, Object o2) {
Long d1 = ((SelectedFile)o1).getDate();
Long d2 = ((SelectedFile)o2).getDate();
return d1.compareTo(d2) * sortingDirection;
}
};
}
// Comparator createFileAttributeComparator() {
// return new Comparator() {
// public int compare(Object o1, Object o2) {
// String a1 = ((SelectedFile)o1).getAttribute();
// String a2 = ((SelectedFile)o2).getAttribute();
//
// return a1.compareTo(a2) * sortingDirection;
// }
// };
// }
}
class DetailsTableCellRenderer extends DefaultTableCellRenderer {
JFileChooser chooser;
DateFormat df;
DetailsTableCellRenderer(JFileChooser chooser) {
this.chooser = chooser;
df = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT, chooser.getLocale());
}
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
int modelColumn = table.getColumnModel().getColumn(column).getModelIndex();
if(modelColumn == COLUMN_FILESIZE /*|| modelColumn == COLUMN_FILEATTR*/) {
super.setHorizontalAlignment(SwingConstants.TRAILING);
}
else {
super.setHorizontalAlignment(SwingConstants.LEADING);
}
Component c = super.getTableCellRendererComponent(table, value,
isSelected & (modelColumn == 0),
false,
row, column);
int w1 = table.getColumnModel().getColumn(column).getWidth();
int w2 = c.getPreferredSize().width;
if(w2 > w1) {
super.setToolTipText(getText());
}
else {
super.setToolTipText(null);
}
// paint selection only for file name column and
// don't paint focus
return c;
}
public void setValue(Object value) {
setIcon(null);
if(value == null) {
setText("");
}
else if(value instanceof File) {
File file = (File) value;
String fileName = chooser.getName(file);
setText(fileName);
Icon icon = chooser.getIcon(file);
setIcon(icon);
}
else if(value instanceof Date) {
setText((value == null) ? "" : df.format((Date) value));
}
else if(value instanceof Long) {
long len = ((Long)value).longValue() / 1024L;
if(len < 1024L) {
setText(((len == 0L) ? 1L : len) + " KB");
}
else {
len /= 1024L;
if(len < 1024L) {
setText(len + " MB");
}
else {
len /= 1024L;
setText(len + " GB");
}
}
}
else {
super.setValue(value);
}
}
}
protected JPanel createDetailsView(JFileChooser fc) {
final JFileChooser chooser = fc;
JPanel p = new JPanel(new BorderLayout());
detailsTableModel = new DetailsTableModel(chooser);
detailsTable = new JTable(detailsTableModel) {
// Handle Escape key events here
protected boolean processKeyBinding(KeyStroke ks, KeyEvent e, int condition, boolean pressed) {
if(e.getKeyCode() == KeyEvent.VK_ESCAPE && getCellEditor() == null) {
// We are not editing, forward to filechooser.
chooser.dispatchEvent(e);
return true;
}
return super.processKeyBinding(ks, e, condition, pressed);
}
};
detailsTable.setComponentOrientation(chooser.getComponentOrientation());
detailsTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
detailsTable.setShowGrid(false);
detailsTable.setSelectionModel(listSelectionModel);
detailsTable.putClientProperty("JTable.autoStartsEdit", Boolean.FALSE);
Font font = detailsTable.getFont();
// Minimum row height will be 18 px. (in MetalFileChooserUI is 22 px.)
detailsTable.setRowHeight(Math.max(font.getSize(), 15) + 3);
TableColumnModel columnModel = detailsTable.getColumnModel();
TableColumn[] columns = new TableColumn[COLUMN_COLCOUNT];
boolean isWin = System.getProperty("os.name").startsWith("Windows");
for (int i = 0; i < COLUMN_COLCOUNT; i++) {
columns[i] = columnModel.getColumn(i);
columns[i].setPreferredWidth(COLUMN_WIDTHS[i]);
}
if(!isWin) {
columnModel.removeColumn(columns[COLUMN_FILETYPE]);
//columnModel.removeColumn(columns[COLUMN_FILEATTR]);
}
TableHeaderUI headerUI = detailsTable.getTableHeader().getUI();
if(headerUI instanceof TinyTableHeaderUI) {
// sort first column (= directory/file name)
((TinyTableHeaderUI)headerUI).sortColumns(
new int[] {0},
new int[] {SortableTableData.SORT_ASCENDING},
detailsTable);
// set horizontal alignments of table header renderers
if(isWin) {
((TinyTableHeaderUI)headerUI).setHorizontalAlignments(
new int[] {SwingConstants.LEADING,
SwingConstants.TRAILING,
SwingConstants.LEADING,
SwingConstants.LEADING}
);
}
else {
((TinyTableHeaderUI)headerUI).setHorizontalAlignments(
new int[] {SwingConstants.LEADING,
SwingConstants.TRAILING,
SwingConstants.LEADING}
);
}
}
TableCellRenderer cellRenderer = new DetailsTableCellRenderer(chooser);
detailsTable.setDefaultRenderer(File.class, cellRenderer);
detailsTable.setDefaultRenderer(Date.class, cellRenderer);
detailsTable.setDefaultRenderer(Long.class, cellRenderer);
detailsTable.setDefaultRenderer(String.class, cellRenderer);
detailsTable.setDefaultRenderer(Object.class, cellRenderer);
// Install cell editor for editing file name
final JTextField tf = new JTextField();
tf.addFocusListener(editorFocusListener);
columns[COLUMN_FILENAME].setCellEditor(new DefaultCellEditor(tf) {
public boolean isCellEditable(EventObject e) {
if(e instanceof MouseEvent) {
MouseEvent me = (MouseEvent) e;
int index = detailsTable.rowAtPoint(me.getPoint());
return (me.getClickCount() == 1 && detailsTable.isRowSelected(index));
}
return super.isCellEditable(e);
}
public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) {
Component comp = super.getTableCellEditorComponent(table, value, isSelected, row, column);
if(value instanceof File) {
tf.setText(chooser.getName((File) value));
tf.requestFocus();
tf.selectAll();
}
return comp;
}
});
JList fakeList = new JList(detailsTableModel.listModel) {
JTable table = detailsTable;
public int locationToIndex(Point location) {
return table.rowAtPoint(location);
}
public Rectangle getCellBounds(int index0, int index1) {
Rectangle r0 = table.getCellRect(index0, COLUMN_FILENAME, false);
Rectangle r1 = table.getCellRect(index1, COLUMN_FILENAME, false);
return r0.union(r1);
}
public Object getSelectedValue() {
return table.getValueAt(table.getSelectedRow(), COLUMN_FILENAME);
}
public Component add(Component comp) {
if(comp instanceof JTextField) {
return table.add(comp);
} else {
return super.add(comp);
}
}
public void repaint() {
if(table != null)
table.repaint();
}
public TransferHandler getTransferHandler() {
if(table != null) {
return table.getTransferHandler();
} else {
return super.getTransferHandler();
}
}
public void setTransferHandler(TransferHandler newHandler) {
if(table != null) {
table.setTransferHandler(newHandler);
} else {
super.setTransferHandler(newHandler);
}
}
public boolean getDragEnabled() {
if(table != null) {
return table.getDragEnabled();
} else {
return super.getDragEnabled();
}
}
public void setDragEnabled(boolean b) {
if(table != null) {
table.setDragEnabled(b);
} else {
super.setDragEnabled(b);
}
}
};
fakeList.setSelectionModel(listSelectionModel);
detailsTable.addMouseListener(createDoubleClickListener(chooser, fakeList));
//detailsTable.addMouseListener(createSingleClickListener(chooser, fakeList));
JScrollPane scrollpane = new JScrollPane(detailsTable);
scrollpane.setComponentOrientation(chooser.getComponentOrientation());
LookAndFeel.installColors(scrollpane.getViewport(), "Table.background", "Table.foreground");
// Adjust width of first column so the table fills the viewport when
// first displayed (temporary listener).
scrollpane.addComponentListener(new ComponentAdapter() {
public void componentResized(ComponentEvent e) {
JScrollPane sp = (JScrollPane) e.getComponent();
fixNameColumnWidth(sp.getViewport().getSize().width);
sp.removeComponentListener(this);
}
});
p.add(scrollpane, BorderLayout.CENTER);
return p;
}
private void fixNameColumnWidth(int viewWidth) {
TableColumn nameCol = detailsTable.getColumnModel().getColumn(COLUMN_FILENAME);
int tableWidth = detailsTable.getPreferredSize().width;
if(tableWidth < viewWidth) {
nameCol.setPreferredWidth(nameCol.getPreferredWidth() + viewWidth - tableWidth);
}
}
private class DelayedSelectionUpdater implements Runnable {
DelayedSelectionUpdater() {
SwingUtilities.invokeLater(this);
}
public void run() {
setFileSelected();
}
}
/**
* Creates a selection listener for the list of files and directories.
*
* @param fc a <code>JFileChooser</code>
* @return a <code>ListSelectionListener</code>
*/
public ListSelectionListener createListSelectionListener(JFileChooser fc) {
return new SelectionListener() {
public void valueChanged(ListSelectionEvent e) {
if(!e.getValueIsAdjusting()) {
JFileChooser chooser = getFileChooser();
FileSystemView fsv = chooser.getFileSystemView();
JList list = (JList) e.getSource();
if(chooser.isMultiSelectionEnabled()) {
File[] files = null;
Object[] objects = list.getSelectedValues();
if(objects != null) {
if(objects.length == 1
&& ((File) objects[0]).isDirectory()
&& chooser.isTraversable(((File) objects[0]))
&& (chooser.getFileSelectionMode() == chooser.FILES_ONLY || !fsv.isFileSystem(((File) objects[0])))) {
setDirectorySelected(true);
setDirectory(((File) objects[0]));
} else {
files = new File[objects.length];
int j = 0;
for (int i = 0; i < objects.length; i++) {
File f = (File) objects[i];
if((chooser.isFileSelectionEnabled() && f.isFile())
|| (chooser.isDirectorySelectionEnabled() && fsv.isFileSystem(f) && f.isDirectory())) {
files[j++] = f;
}
}
if(j == 0) {
files = null;
} else if(j < objects.length) {
File[] tmpFiles = new File[j];
System.arraycopy(files, 0, tmpFiles, 0, j);
files = tmpFiles;
}
setDirectorySelected(false);
}
}
chooser.setSelectedFiles(files);
} else {
File file = (File) list.getSelectedValue();
if(file != null
&& file.isDirectory()
&& chooser.isTraversable(file)
&& (chooser.getFileSelectionMode() == chooser.FILES_ONLY || !fsv.isFileSystem(file))) {
setDirectorySelected(true);
setDirectory(file);
chooser.setSelectedFile(null);
} else {
setDirectorySelected(false);
if(file != null) {
chooser.setSelectedFile(file);
}
}
}
}
}
};
}
private MouseListener createSingleClickListener(JFileChooser fc, JList list) {
return new SingleClickListener(list);
}
int lastIndex = -1;
File editFile = null;
int editX = 20;
private int getEditIndex() {
return lastIndex;
}
private void setEditIndex(int i) {
lastIndex = i;
}
private void resetEditIndex() {
lastIndex = -1;
}
private void cancelEdit() {
if(editFile != null) {
editFile = null;
list.remove(editCell);
centerPanel.repaint();
} else if(detailsTable != null && detailsTable.isEditing()) {
detailsTable.getCellEditor().cancelCellEditing();
}
}
JTextField editCell = null;
private void editFileName(int index) {
if(UIManager.getBoolean("FileChooser.readOnly")) return;
ensureIndexIsVisible(index);
if(listViewPanel.isVisible()) {
editFile = (File) getModel().getElementAt(index);
Rectangle r = list.getCellBounds(index, index);
if(editCell == null) {
editCell = new JTextField();
editCell.addActionListener(new EditActionListener());
editCell.addFocusListener(editorFocusListener);
editCell.setNextFocusableComponent(list);
}
list.add(editCell);
editCell.setText(getFileChooser().getName(editFile));
if(list.getComponentOrientation().isLeftToRight()) {
editCell.setBounds(editX + r.x, r.y, r.width - editX, r.height);
} else {
editCell.setBounds(r.x, r.y, r.width - editX, r.height);
}
editCell.requestFocus();
editCell.selectAll();
} else if(detailsViewPanel.isVisible()) {
detailsTable.editCellAt(index, COLUMN_FILENAME);
}
}
protected class SingleClickListener extends MouseAdapter {
JList list;
public SingleClickListener(JList list) {
this.list = list;
}
public void mouseClicked(MouseEvent e) {
if(SwingUtilities.isLeftMouseButton(e)) {
if(e.getClickCount() == 1) {
JFileChooser fc = getFileChooser();
int index = list.locationToIndex(e.getPoint());
if((!fc.isMultiSelectionEnabled() || fc.getSelectedFiles().length <= 1)
&& index >= 0
&& list.isSelectedIndex(index)
&& getEditIndex() == index
&& editFile == null) {
editFileName(index);
} else {
if(index >= 0) {
setEditIndex(index);
} else {
resetEditIndex();
}
}
} else {
// on double click (open or drill down one directory) be
// sure to clear the edit index
resetEditIndex();
}
}
}
}
class EditActionListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
applyEdit();
}
}
private void applyEdit() {
if(editFile != null && editFile.exists()) {
JFileChooser chooser = getFileChooser();
String oldDisplayName = chooser.getName(editFile);
String oldFileName = editFile.getName();
String newDisplayName = editCell.getText().trim();
String newFileName;
if(!newDisplayName.equals(oldDisplayName)) {
newFileName = newDisplayName;
//Check if extension is hidden from user
int i1 = oldFileName.length();
int i2 = oldDisplayName.length();
if(i1 > i2 && oldFileName.charAt(i2) == '.') {
newFileName = newDisplayName + oldFileName.substring(i2);
}
// rename
FileSystemView fsv = chooser.getFileSystemView();
File f2 = fsv.createFileObject(editFile.getParentFile(), newFileName);
if(!f2.exists() && getModel().renameFile(editFile, f2)) {
if(fsv.isParent(chooser.getCurrentDirectory(), f2)) {
if(chooser.isMultiSelectionEnabled()) {
chooser.setSelectedFiles(new File[] { f2 });
} else {
chooser.setSelectedFile(f2);
}
} else {
//Could be because of delay in updating Desktop folder
//chooser.setSelectedFile(null);
}
} else {
// PENDING(jeff) - show a dialog indicating failure
}
}
}
if(detailsTable != null && detailsTable.isEditing()) {
detailsTable.getCellEditor().stopCellEditing();
}
cancelEdit();
}
protected class FileRenderer extends DefaultListCellRenderer {
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
File file = (File) value;
String fileName = getFileChooser().getName(file);
setText(fileName);
Icon icon = getFileChooser().getIcon(file);
setIcon(icon);
if(isSelected) {
// PENDING(jeff) - grab padding (4) below from defaults table.
editX = icon.getIconWidth() + 4;
}
return this;
}
}
public void uninstallUI(JComponent c) {
// Remove listeners
c.removePropertyChangeListener(filterComboBoxModel);
cancelButton.removeActionListener(getCancelSelectionAction());
approveButton.removeActionListener(getApproveSelectionAction());
fileNameTextField.removeActionListener(getApproveSelectionAction());
super.uninstallUI(c);
}
/**
* Returns the preferred size of the specified
* <code>JFileChooser</code>.
* The preferred size is at least as large,
* in both height and width,
* as the preferred size recommended
* by the file chooser's layout manager.
*
* @param mainColor a <code>JFileChooser</code>
* @return a <code>Dimension</code> specifying the preferred
* width and height of the file chooser
*/
public Dimension getPreferredSize(JComponent c) {
int prefWidth = PREF_SIZE.width;
Dimension d = c.getLayout().preferredLayoutSize(c);
if(d != null) {
return new Dimension(d.width < prefWidth ? prefWidth : d.width, d.height < PREF_SIZE.height ? PREF_SIZE.height : d.height);
} else {
return new Dimension(prefWidth, PREF_SIZE.height);
}
}
/**
* Returns the minimum size of the <code>JFileChooser</code>.
*
* @param mainColor a <code>JFileChooser</code>
* @return a <code>Dimension</code> specifying the minimum
* width and height of the file chooser
*/
public Dimension getMinimumSize(JComponent c) {
return MIN_SIZE;
}
/**
* Returns the maximum size of the <code>JFileChooser</code>.
*
* @param mainColor a <code>JFileChooser</code>
* @return a <code>Dimension</code> specifying the maximum
* width and height of the file chooser
*/
public Dimension getMaximumSize(JComponent c) {
return new Dimension(Integer.MAX_VALUE, Integer.MAX_VALUE);
}
void setFileSelected() {
if(getFileChooser().isMultiSelectionEnabled() && !isDirectorySelected()) {
File[] files = getFileChooser().getSelectedFiles(); // Should be selected
Object[] selectedObjects = list.getSelectedValues(); // Are actually selected
// Remove files that shouldn't be selected
for (int j = 0; j < selectedObjects.length; j++) {
boolean found = false;
for (int i = 0; i < files.length; i++) {
if(files[i].equals(selectedObjects[j])) {
found = true;
break;
}
}
if(!found) {
int index = getModel().indexOf(selectedObjects[j]);
if(index >= 0) {
listSelectionModel.removeSelectionInterval(index, index);
}
}
}
// Add files that should be selected
for (int i = 0; i < files.length; i++) {
boolean found = false;
for (int j = 0; j < selectedObjects.length; j++) {
if(files[i].equals(selectedObjects[j])) {
found = true;
break;
}
}
if(!found) {
int index = getModel().indexOf(files[i]);
if(index >= 0) {
listSelectionModel.addSelectionInterval(index, index);
}
}
}
} else {
JFileChooser chooser = getFileChooser();
File f = null;
if(isDirectorySelected()) {
f = getDirectory();
} else {
f = chooser.getSelectedFile();
}
int i;
if(f != null && (i = getModel().indexOf(f)) >= 0) {
listSelectionModel.setSelectionInterval(i, i);
ensureIndexIsVisible(i);
} else {
listSelectionModel.clearSelection();
}
}
}
private String fileNameString(File file) {
if(file == null) {
return null;
} else {
JFileChooser fc = getFileChooser();
if(fc.isDirectorySelectionEnabled() && !fc.isFileSelectionEnabled()) {
return file.getPath();
} else {
return file.getName();
}
}
}
private String fileNameString(File[] files) {
StringBuffer buf = new StringBuffer();
for (int i = 0; files != null && i < files.length; i++) {
if(i > 0) {
buf.append(" ");
}
if(files.length > 1) {
buf.append("\"");
}
buf.append(fileNameString(files[i]));
if(files.length > 1) {
buf.append("\"");
}
}
return buf.toString();
}
/* The following methods are used by the PropertyChange Listener */
private void doSelectedFileChanged(PropertyChangeEvent e) {
applyEdit();
File f = (File) e.getNewValue();
JFileChooser fc = getFileChooser();
if(f != null &&
((fc.isFileSelectionEnabled() && !f.isDirectory()) ||
(f.isDirectory() && fc.isDirectorySelectionEnabled())))
{
setFileName(fileNameString(f));
setFileSelected();
}
}
private void doSelectedFilesChanged(PropertyChangeEvent e) {
applyEdit();
File[] files = (File[]) e.getNewValue();
JFileChooser fc = getFileChooser();
if(files != null && files.length > 0 && (files.length > 1 || fc.isDirectorySelectionEnabled() || !files[0].isDirectory())) {
setFileName(fileNameString(files));
setFileSelected();
}
}
private void doDirectoryChanged(PropertyChangeEvent e) {
JFileChooser fc = getFileChooser();
FileSystemView fsv = fc.getFileSystemView();
applyEdit();
resetEditIndex();
clearIconCache();
listSelectionModel.clearSelection();
ensureIndexIsVisible(0);
File currentDirectory = fc.getCurrentDirectory();
if(currentDirectory != null) {
directoryComboBoxModel.addItem(currentDirectory);
getNewFolderAction().setEnabled(currentDirectory.canWrite());
getChangeToParentDirectoryAction().setEnabled(!fsv.isRoot(currentDirectory));
if(fc.isDirectorySelectionEnabled() && !fc.isFileSelectionEnabled()) {
if(fsv.isFileSystem(currentDirectory)) {
setFileName(currentDirectory.getPath());
} else {
setFileName(null);
}
}
}
}
private void doFilterChanged(PropertyChangeEvent e) {
applyEdit();
resetEditIndex();
clearIconCache();
listSelectionModel.clearSelection();
}
private void doFileSelectionModeChanged(PropertyChangeEvent e) {
applyEdit();
resetEditIndex();
clearIconCache();
listSelectionModel.clearSelection();
JFileChooser fc = getFileChooser();
File currentDirectory = fc.getCurrentDirectory();
if(currentDirectory != null
&& fc.isDirectorySelectionEnabled()
&& !fc.isFileSelectionEnabled()
&& fc.getFileSystemView().isFileSystem(currentDirectory)) {
setFileName(currentDirectory.getPath());
} else {
setFileName(null);
}
}
private void doMultiSelectionChanged(PropertyChangeEvent e) {
if(getFileChooser().isMultiSelectionEnabled()) {
listSelectionModel.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
}
else {
listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
listSelectionModel.clearSelection();
getFileChooser().setSelectedFiles(null);
}
}
private void doAccessoryChanged(PropertyChangeEvent e) {
if(getAccessoryPanel() != null) {
if(e.getOldValue() != null) {
getAccessoryPanel().remove((JComponent) e.getOldValue());
}
JComponent accessory = (JComponent) e.getNewValue();
if(accessory != null) {
getAccessoryPanel().add(accessory, BorderLayout.CENTER);
}
}
}
private void doApproveButtonTextChanged(PropertyChangeEvent e) {
JFileChooser chooser = getFileChooser();
approveButton.setText(getApproveButtonText(chooser));
approveButton.setToolTipText(getApproveButtonToolTipText(chooser));
}
private void doDialogTypeChanged(PropertyChangeEvent e) {
JFileChooser chooser = getFileChooser();
approveButton.setText(getApproveButtonText(chooser));
approveButton.setToolTipText(getApproveButtonToolTipText(chooser));
if(chooser.getDialogType() == JFileChooser.SAVE_DIALOG) {
lookInLabel.setText(saveInLabelText);
} else {
lookInLabel.setText(lookInLabelText);
}
}
private void doApproveButtonMnemonicChanged(PropertyChangeEvent e) {
// Note: Metal does not use mnemonics for approve and cancel
}
private void doControlButtonsChanged(PropertyChangeEvent e) {
if(getFileChooser().getControlButtonsAreShown()) {
addControlButtons();
} else {
removeControlButtons();
}
}
/*
* Listen for filechooser property changes, such as
* the selected file changing, or the type of the dialog changing.
*/
public PropertyChangeListener createPropertyChangeListener(JFileChooser fc) {
return new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent e) {
String s = e.getPropertyName();
if(s.equals(JFileChooser.SELECTED_FILE_CHANGED_PROPERTY)) {
doSelectedFileChanged(e);
} else if(s.equals(JFileChooser.SELECTED_FILES_CHANGED_PROPERTY)) {
doSelectedFilesChanged(e);
} else if(s.equals(JFileChooser.DIRECTORY_CHANGED_PROPERTY)) {
doDirectoryChanged(e);
} else if(s.equals(JFileChooser.FILE_FILTER_CHANGED_PROPERTY)) {
doFilterChanged(e);
} else if(s.equals(JFileChooser.FILE_SELECTION_MODE_CHANGED_PROPERTY)) {
doFileSelectionModeChanged(e);
} else if(s.equals(JFileChooser.MULTI_SELECTION_ENABLED_CHANGED_PROPERTY)) {
doMultiSelectionChanged(e);
} else if(s.equals(JFileChooser.ACCESSORY_CHANGED_PROPERTY)) {
doAccessoryChanged(e);
} else if(
s.equals(JFileChooser.APPROVE_BUTTON_TEXT_CHANGED_PROPERTY)
|| s.equals(JFileChooser.APPROVE_BUTTON_TOOL_TIP_TEXT_CHANGED_PROPERTY)) {
doApproveButtonTextChanged(e);
} else if(s.equals(JFileChooser.DIALOG_TYPE_CHANGED_PROPERTY)) {
doDialogTypeChanged(e);
} else if(s.equals(JFileChooser.APPROVE_BUTTON_MNEMONIC_CHANGED_PROPERTY)) {
doApproveButtonMnemonicChanged(e);
} else if(s.equals(JFileChooser.CONTROL_BUTTONS_ARE_SHOWN_CHANGED_PROPERTY)) {
doControlButtonsChanged(e);
} else if(s.equals(JFileChooser.CANCEL_SELECTION)) {
applyEdit();
} else if(s.equals("componentOrientation")) {
ComponentOrientation o = (ComponentOrientation) e.getNewValue();
JFileChooser cc = (JFileChooser) e.getSource();
if(o != (ComponentOrientation) e.getOldValue()) {
cc.applyComponentOrientation(o);
}
if(detailsTable != null) {
detailsTable.setComponentOrientation(o);
detailsTable.getParent().getParent().setComponentOrientation(o);
}
} else if(s.equals("ancestor")) {
if(e.getOldValue() == null && e.getNewValue() != null) {
// Ancestor was added, set initial focus
fileNameTextField.selectAll();
fileNameTextField.requestFocus();
}
}
}
};
}
protected void createModel() {
if(directoryModel != null) {
directoryModel.invalidateFileCache();
}
directoryModel = new TinyDirectoryModel(getFileChooser());
}
public BasicDirectoryModel getModel() {
return directoryModel;
}
protected void removeControlButtons() {
getBottomPanel().remove(getButtonPanel());
}
protected void addControlButtons() {
getBottomPanel().add(getButtonPanel());
}
private void ensureIndexIsVisible(int i) {
if(i >= 0) {
list.ensureIndexIsVisible(i);
if(detailsTable != null) {
// This is the Metal code ...
// detailsTable.scrollRectToVisible(detailsTable.getCellRect(i, COLUMN_FILENAME, true));
// ... we only want to make sure that the row is visible
// (but not scroll to the file name column)
Rectangle r1 = detailsTable.getCellRect(i, COLUMN_FILENAME, true);
Rectangle r2 = detailsTable.getCellRect(i, detailsTable.getColumnCount() - 1, true);
r1.x = (r1.x + r2.x + r2.width) / 2;
r1.width = 1;
detailsTable.scrollRectToVisible(r1);
}
}
}
public void ensureFileIsVisible(JFileChooser fc, File f) {
if(!doScrolling) return;
ensureIndexIsVisible(getModel().indexOf(f));
}
public void rescanCurrentDirectory(JFileChooser fc) {
getModel().validateFileCache();
}
public String getFileName() {
if(fileNameTextField != null) {
return fileNameTextField.getText();
} else {
return null;
}
}
public void setFileName(String filename) {
if(fileNameTextField != null) {
fileNameTextField.setText(filename);
}
}
/**
* Property to remember whether a directory is currently selected in the UI.
* This is normally called by the UI on a selection event.
*
* @param directorySelected if a directory is currently selected.
* @since 1.4
*/
protected void setDirectorySelected(boolean directorySelected) {
super.setDirectorySelected(directorySelected);
JFileChooser chooser = getFileChooser();
if(directorySelected) {
approveButton.setText(directoryOpenButtonText);
approveButton.setToolTipText(directoryOpenButtonToolTipText);
} else {
approveButton.setText(getApproveButtonText(chooser));
approveButton.setToolTipText(getApproveButtonToolTipText(chooser));
}
}
public String getDirectoryName() {
// PENDING(jeff) - get the name from the directory combobox
return null;
}
public void setDirectoryName(String dirname) {
// PENDING(jeff) - set the name in the directory combobox
}
protected DirectoryComboBoxRenderer createDirectoryComboBoxRenderer(JFileChooser fc) {
return new DirectoryComboBoxRenderer();
}
//
// Renderer for DirectoryComboBox
//
class DirectoryComboBoxRenderer extends DefaultListCellRenderer {
IndentIcon ii = new IndentIcon();
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
if(value == null) {
setText("");
return this;
}
File directory = (File) value;
setText(getFileChooser().getName(directory));
Icon icon = getFileChooser().getIcon(directory);
ii.icon = icon;
ii.depth = directoryComboBoxModel.getDepth(index);
setIcon(ii);
return this;
}
}
final static int space = 10;
class IndentIcon implements Icon {
Icon icon = null;
int depth = 0;
public void paintIcon(Component c, Graphics g, int x, int y) {
if(c.getComponentOrientation().isLeftToRight()) {
icon.paintIcon(c, g, x + depth * space, y);
} else {
icon.paintIcon(c, g, x, y);
}
}
public int getIconWidth() {
return icon.getIconWidth() + depth * space;
}
public int getIconHeight() {
return icon.getIconHeight();
}
}
//
// DataModel for DirectoryComboxbox
//
protected DirectoryComboBoxModel createDirectoryComboBoxModel(JFileChooser fc) {
return new DirectoryComboBoxModel();
}
/**
* Data model for a type-face selection combo-box.
*/
protected class DirectoryComboBoxModel extends AbstractListModel implements ComboBoxModel {
Vector directories = new Vector();
int[] depths = null;
File selectedDirectory = null;
JFileChooser chooser = getFileChooser();
FileSystemView fsv = chooser.getFileSystemView();
public DirectoryComboBoxModel() {
// Add the current directory to the model, and make it the
// selectedDirectory
File dir = getFileChooser().getCurrentDirectory();
if(dir != null) {
addItem(dir);
}
}
/**
* Adds the directory to the model and sets it to be selected,
* additionally clears out the previous selected directory and
* the paths leading up to it, if any.
*/
private void addItem(File directory) {
if(directory == null) {
return;
}
directories.clear();
File[] baseFolders;
if(useShellFolder) {
baseFolders = (File[]) ShellFolder.get("fileChooserComboBoxFolders");
} else {
baseFolders = fsv.getRoots();
}
directories.addAll(Arrays.asList(baseFolders));
// Get the canonical (full) path. This has the side
// benefit of removing extraneous chars from the path,
// for example /foo/bar/ becomes /foo/bar
File canonical = null;
try {
canonical = directory.getCanonicalFile();
} catch (IOException e) {
// Maybe drive is not ready. Can't abort here.
canonical = directory;
}
// create File instances of each directory leading up to the top
try {
File sf = ShellFolder.getShellFolder(canonical);
File f = sf;
Vector path = new Vector(10);
do {
path.addElement(f);
} while ((f = f.getParentFile()) != null);
int pathCount = path.size();
// Insert chain at appropriate place in vector
for (int i = 0; i < pathCount; i++) {
f = (File) path.get(i);
if(directories.contains(f)) {
int topIndex = directories.indexOf(f);
for (int j = i - 1; j >= 0; j--) {
directories.insertElementAt(path.get(j), topIndex + i - j);
}
break;
}
}
calculateDepths();
setSelectedItem(sf);
} catch (FileNotFoundException ex) {
calculateDepths();
}
}
private void calculateDepths() {
depths = new int[directories.size()];
for (int i = 0; i < depths.length; i++) {
File dir = (File) directories.get(i);
File parent = dir.getParentFile();
depths[i] = 0;
if(parent != null) {
for (int j = i - 1; j >= 0; j--) {
if(parent.equals((File) directories.get(j))) {
depths[i] = depths[j] + 1;
break;
}
}
}
}
}
public int getDepth(int i) {
return (depths != null && i >= 0 && i < depths.length) ? depths[i] : 0;
}
public void setSelectedItem(Object selectedDirectory) {
this.selectedDirectory = (File) selectedDirectory;
fireContentsChanged(this, -1, -1);
}
public Object getSelectedItem() {
return selectedDirectory;
}
public int getSize() {
return directories.size();
}
public Object getElementAt(int index) {
return directories.elementAt(index);
}
}
//
// Renderer for Types ComboBox
//
protected FilterComboBoxRenderer createFilterComboBoxRenderer() {
return new FilterComboBoxRenderer();
}
/**
* Render different type sizes and styles.
*/
public class FilterComboBoxRenderer extends DefaultListCellRenderer {
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
if(value != null && value instanceof FileFilter) {
setText(((FileFilter) value).getDescription());
}
return this;
}
}
//
// DataModel for Types Comboxbox
//
protected FilterComboBoxModel createFilterComboBoxModel() {
return new FilterComboBoxModel();
}
/**
* Data model for a type-face selection combo-box.
*/
protected class FilterComboBoxModel extends AbstractListModel implements ComboBoxModel, PropertyChangeListener {
protected FileFilter[] filters;
protected FilterComboBoxModel() {
super();
filters = getFileChooser().getChoosableFileFilters();
}
public void propertyChange(PropertyChangeEvent e) {
String prop = e.getPropertyName();
if(prop == JFileChooser.CHOOSABLE_FILE_FILTER_CHANGED_PROPERTY) {
filters = (FileFilter[]) e.getNewValue();
fireContentsChanged(this, -1, -1);
} else if(prop == JFileChooser.FILE_FILTER_CHANGED_PROPERTY) {
fireContentsChanged(this, -1, -1);
}
}
public void setSelectedItem(Object filter) {
if(filter != null) {
getFileChooser().setFileFilter((FileFilter) filter);
setFileName(null);
fireContentsChanged(this, -1, -1);
}
}
public Object getSelectedItem() {
// Ensure that the current filter is in the list.
// NOTE: we shouldnt' have to do this, since JFileChooser adds
// the filter to the choosable filters list when the filter
// is set. Lets be paranoid just in case someone overrides
// setFileFilter in JFileChooser.
FileFilter currentFilter = getFileChooser().getFileFilter();
boolean found = false;
if(currentFilter != null) {
for (int i = 0; i < filters.length; i++) {
if(filters[i] == currentFilter) {
found = true;
}
}
if(found == false) {
getFileChooser().addChoosableFileFilter(currentFilter);
}
}
return getFileChooser().getFileFilter();
}
public int getSize() {
if(filters != null) {
return filters.length;
} else {
return 0;
}
}
public Object getElementAt(int index) {
if(index > getSize() - 1) {
// This shouldn't happen. Try to recover gracefully.
return getFileChooser().getFileFilter();
}
if(filters != null) {
return filters[index];
} else {
return null;
}
}
}
public void valueChanged(ListSelectionEvent e) {
JFileChooser fc = getFileChooser();
File f = fc.getSelectedFile();
if(!e.getValueIsAdjusting() && f != null && !getFileChooser().isTraversable(f)) {
setFileName(fileNameString(f));
}
}
/**
* Acts when DirectoryComboBox has changed the selected item.
*/
protected class DirectoryComboBoxAction extends AbstractAction {
protected DirectoryComboBoxAction() {
super("DirectoryComboBoxAction");
}
public void actionPerformed(ActionEvent e) {
File f = (File) directoryComboBox.getSelectedItem();
getFileChooser().setCurrentDirectory(f);
}
}
protected JButton getApproveButton(JFileChooser fc) {
return approveButton;
}
/**
* <code>ButtonAreaLayout</code> behaves in a similar manner to
* <code>FlowLayout</code>. It lays out all components from left to
* right, flushed right. The widths of all components will be set
* to the largest preferred size width.
*/
private static class ButtonAreaLayout implements LayoutManager {
private int hGap = 5;
private int topMargin = 17;
public void addLayoutComponent(String string, Component comp) {
}
public void layoutContainer(Container container) {
Component[] children = container.getComponents();
if(children != null && children.length > 0) {
int numChildren = children.length;
Dimension[] sizes = new Dimension[numChildren];
Insets insets = container.getInsets();
int yLocation = insets.top + topMargin;
int maxWidth = 0;
for (int counter = 0; counter < numChildren; counter++) {
sizes[counter] = children[counter].getPreferredSize();
maxWidth = Math.max(maxWidth, sizes[counter].width);
}
int xLocation, xOffset;
if(container.getComponentOrientation().isLeftToRight()) {
xLocation = container.getSize().width - insets.left - maxWidth;
xOffset = hGap + maxWidth;
} else {
xLocation = insets.left;
xOffset = - (hGap + maxWidth);
}
for (int counter = numChildren - 1; counter >= 0; counter--) {
children[counter].setBounds(xLocation, yLocation, maxWidth, sizes[counter].height);
xLocation -= xOffset;
}
}
}
public Dimension minimumLayoutSize(Container c) {
if(c != null) {
Component[] children = c.getComponents();
if(children != null && children.length > 0) {
int numChildren = children.length;
int height = 0;
Insets cInsets = c.getInsets();
int extraHeight = topMargin + cInsets.top + cInsets.bottom;
int extraWidth = cInsets.left + cInsets.right;
int maxWidth = 0;
for (int counter = 0; counter < numChildren; counter++) {
Dimension aSize = children[counter].getPreferredSize();
height = Math.max(height, aSize.height);
maxWidth = Math.max(maxWidth, aSize.width);
}
return new Dimension(extraWidth + numChildren * maxWidth + (numChildren - 1) * hGap, extraHeight + height);
}
}
return new Dimension(0, 0);
}
public Dimension preferredLayoutSize(Container c) {
return minimumLayoutSize(c);
}
public void removeLayoutComponent(Component c) {
}
}
private static void groupLabels(AlignedLabel[] group) {
for (int i = 0; i < group.length; i++) {
group[i].group = group;
}
}
private class AlignedLabel extends JLabel {
private AlignedLabel[] group;
private int maxWidth = 0;
AlignedLabel(String text) {
super(text);
setAlignmentX(JComponent.LEFT_ALIGNMENT);
}
public Dimension getPreferredSize() {
Dimension d = super.getPreferredSize();
// Align the width with all other labels in group.
return new Dimension(getMaxWidth() + 11, d.height);
}
private int getMaxWidth() {
if(maxWidth == 0 && group != null) {
int max = 0;
for (int i = 0; i < group.length; i++) {
max = Math.max(group[i].getSuperPreferredWidth(), max);
}
for (int i = 0; i < group.length; i++) {
group[i].maxWidth = max;
}
}
return maxWidth;
}
private int getSuperPreferredWidth() {
return super.getPreferredSize().width;
}
}
}