| /* |
| * Copyright (c) 1998, 2015, 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 javax.swing.plaf.basic; |
| |
| import javax.swing.*; |
| import javax.swing.filechooser.*; |
| import javax.swing.filechooser.FileFilter; |
| import javax.swing.event.*; |
| import javax.swing.plaf.*; |
| import java.awt.*; |
| import java.awt.event.*; |
| import java.awt.datatransfer.*; |
| import java.beans.*; |
| import java.io.*; |
| import java.util.*; |
| import java.util.List; |
| import java.util.regex.*; |
| import sun.awt.shell.ShellFolder; |
| import sun.swing.*; |
| import sun.swing.SwingUtilities2; |
| |
| /** |
| * Basic L&F implementation of a FileChooser. |
| * |
| * @author Jeff Dinkins |
| */ |
| public class BasicFileChooserUI extends FileChooserUI { |
| |
| /* FileView icons */ |
| /** Directory icon */ |
| protected Icon directoryIcon = null; |
| /** File icon */ |
| protected Icon fileIcon = null; |
| /** Computer icon */ |
| protected Icon computerIcon = null; |
| /** Hard drive icon */ |
| protected Icon hardDriveIcon = null; |
| /** Floppy drive icon */ |
| protected Icon floppyDriveIcon = null; |
| |
| /** New folder icon */ |
| protected Icon newFolderIcon = null; |
| /** Up folder icon */ |
| protected Icon upFolderIcon = null; |
| /** Home folder icon */ |
| protected Icon homeFolderIcon = null; |
| /** List view icon */ |
| protected Icon listViewIcon = null; |
| /** Details view icon */ |
| protected Icon detailsViewIcon = null; |
| /** View menu icon */ |
| protected Icon viewMenuIcon = null; |
| |
| /** Save button mnemonic */ |
| protected int saveButtonMnemonic = 0; |
| /** Open button mnemonic */ |
| protected int openButtonMnemonic = 0; |
| /** Cancel button mnemonic */ |
| protected int cancelButtonMnemonic = 0; |
| /** Update button mnemonic */ |
| protected int updateButtonMnemonic = 0; |
| /** Help button mnemonic */ |
| protected int helpButtonMnemonic = 0; |
| |
| /** |
| * The mnemonic keycode used for the approve button when a directory |
| * is selected and the current selection mode is FILES_ONLY. |
| * |
| * @since 1.4 |
| */ |
| protected int directoryOpenButtonMnemonic = 0; |
| |
| /** Save button text */ |
| protected String saveButtonText = null; |
| /** Open button text */ |
| protected String openButtonText = null; |
| /** Cancel button text */ |
| protected String cancelButtonText = null; |
| /** Update button text */ |
| protected String updateButtonText = null; |
| /** Help button text */ |
| protected String helpButtonText = null; |
| |
| /** |
| * The label text displayed on the approve button when a directory |
| * is selected and the current selection mode is FILES_ONLY. |
| * |
| * @since 1.4 |
| */ |
| protected String directoryOpenButtonText = null; |
| |
| /** Open dialog title text */ |
| private String openDialogTitleText = null; |
| /** Save dialog title text */ |
| private String saveDialogTitleText = null; |
| |
| /** Save button tool tip text */ |
| protected String saveButtonToolTipText = null; |
| /** Open button tool tip text */ |
| protected String openButtonToolTipText = null; |
| /** Cancel button tool tip text */ |
| protected String cancelButtonToolTipText = null; |
| /** Update button tool tip text */ |
| protected String updateButtonToolTipText = null; |
| /** Help button tool tip text */ |
| protected String helpButtonToolTipText = null; |
| |
| /** |
| * The tooltip text displayed on the approve button when a directory |
| * is selected and the current selection mode is FILES_ONLY. |
| * |
| * @since 1.4 |
| */ |
| protected String directoryOpenButtonToolTipText = null; |
| |
| // Some generic FileChooser functions |
| private Action approveSelectionAction = new ApproveSelectionAction(); |
| private Action cancelSelectionAction = new CancelSelectionAction(); |
| private Action updateAction = new UpdateAction(); |
| private Action newFolderAction; |
| private Action goHomeAction = new GoHomeAction(); |
| private Action changeToParentDirectoryAction = new ChangeToParentDirectoryAction(); |
| |
| private String newFolderErrorSeparator = null; |
| private String newFolderErrorText = null; |
| private String newFolderParentDoesntExistTitleText = null; |
| private String newFolderParentDoesntExistText = null; |
| private String fileDescriptionText = null; |
| private String directoryDescriptionText = null; |
| |
| private JFileChooser filechooser = null; |
| |
| private boolean directorySelected = false; |
| private File directory = null; |
| |
| private PropertyChangeListener propertyChangeListener = null; |
| private AcceptAllFileFilter acceptAllFileFilter = new AcceptAllFileFilter(); |
| private FileFilter actualFileFilter = null; |
| private GlobFilter globFilter = null; |
| private BasicDirectoryModel model = null; |
| private BasicFileView fileView = new BasicFileView(); |
| private boolean usesSingleFilePane; |
| private boolean readOnly; |
| |
| // The accessoryPanel is a container to place the JFileChooser accessory component |
| private JPanel accessoryPanel = null; |
| private Handler handler; |
| |
| /** |
| * Creates a {@code BasicFileChooserUI} implementation |
| * for the specified component. By default |
| * the {@code BasicLookAndFeel} class uses |
| * {@code createUI} methods of all basic UIs classes |
| * to instantiate UIs. |
| * |
| * @param c the {@code JFileChooser} which needs a UI |
| * @return the {@code BasicFileChooserUI} object |
| * |
| * @see UIDefaults#getUI(JComponent) |
| * @since 1.7 |
| */ |
| public static ComponentUI createUI(JComponent c) { |
| return new BasicFileChooserUI((JFileChooser) c); |
| } |
| |
| /** |
| * Constructs a {@code BasicFileChooserUI}. |
| * @param b file chooser |
| */ |
| public BasicFileChooserUI(JFileChooser b) { |
| } |
| |
| /** |
| * Installs the UI. |
| * @param c the component |
| */ |
| public void installUI(JComponent c) { |
| accessoryPanel = new JPanel(new BorderLayout()); |
| filechooser = (JFileChooser) c; |
| |
| createModel(); |
| |
| clearIconCache(); |
| |
| installDefaults(filechooser); |
| installComponents(filechooser); |
| installListeners(filechooser); |
| filechooser.applyComponentOrientation(filechooser.getComponentOrientation()); |
| } |
| |
| /** |
| * Uninstalls the UI. |
| * @param c the component |
| */ |
| public void uninstallUI(JComponent c) { |
| uninstallListeners(filechooser); |
| uninstallComponents(filechooser); |
| uninstallDefaults(filechooser); |
| |
| if(accessoryPanel != null) { |
| accessoryPanel.removeAll(); |
| } |
| |
| accessoryPanel = null; |
| getFileChooser().removeAll(); |
| |
| handler = null; |
| } |
| |
| /** |
| * Installs the components. |
| * @param fc the file chooser |
| */ |
| public void installComponents(JFileChooser fc) { |
| } |
| |
| /** |
| * Uninstalls the components. |
| * @param fc the file chooser |
| */ |
| public void uninstallComponents(JFileChooser fc) { |
| } |
| |
| /** |
| * Installs the listeners. |
| * @param fc the file chooser |
| */ |
| protected void installListeners(JFileChooser fc) { |
| propertyChangeListener = createPropertyChangeListener(fc); |
| if(propertyChangeListener != null) { |
| fc.addPropertyChangeListener(propertyChangeListener); |
| } |
| fc.addPropertyChangeListener(getModel()); |
| |
| InputMap inputMap = getInputMap(JComponent. |
| WHEN_ANCESTOR_OF_FOCUSED_COMPONENT); |
| SwingUtilities.replaceUIInputMap(fc, JComponent. |
| WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, inputMap); |
| ActionMap actionMap = getActionMap(); |
| SwingUtilities.replaceUIActionMap(fc, actionMap); |
| } |
| |
| InputMap getInputMap(int condition) { |
| if (condition == JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT) { |
| return (InputMap)DefaultLookup.get(getFileChooser(), this, |
| "FileChooser.ancestorInputMap"); |
| } |
| return null; |
| } |
| |
| ActionMap getActionMap() { |
| return createActionMap(); |
| } |
| |
| ActionMap createActionMap() { |
| ActionMap map = new ActionMapUIResource(); |
| |
| Action refreshAction = new UIAction(FilePane.ACTION_REFRESH) { |
| public void actionPerformed(ActionEvent evt) { |
| getFileChooser().rescanCurrentDirectory(); |
| } |
| }; |
| |
| map.put(FilePane.ACTION_APPROVE_SELECTION, getApproveSelectionAction()); |
| map.put(FilePane.ACTION_CANCEL, getCancelSelectionAction()); |
| map.put(FilePane.ACTION_REFRESH, refreshAction); |
| map.put(FilePane.ACTION_CHANGE_TO_PARENT_DIRECTORY, |
| getChangeToParentDirectoryAction()); |
| return map; |
| } |
| |
| |
| /** |
| * Uninstalls the listeners. |
| * @param fc the file chooser |
| */ |
| protected void uninstallListeners(JFileChooser fc) { |
| if(propertyChangeListener != null) { |
| fc.removePropertyChangeListener(propertyChangeListener); |
| } |
| fc.removePropertyChangeListener(getModel()); |
| SwingUtilities.replaceUIInputMap(fc, JComponent. |
| WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, null); |
| SwingUtilities.replaceUIActionMap(fc, null); |
| } |
| |
| |
| /** |
| * Installs the defaults. |
| * @param fc the file chooser |
| */ |
| protected void installDefaults(JFileChooser fc) { |
| installIcons(fc); |
| installStrings(fc); |
| usesSingleFilePane = UIManager.getBoolean("FileChooser.usesSingleFilePane"); |
| readOnly = UIManager.getBoolean("FileChooser.readOnly"); |
| TransferHandler th = fc.getTransferHandler(); |
| if (th == null || th instanceof UIResource) { |
| fc.setTransferHandler(defaultTransferHandler); |
| } |
| LookAndFeel.installProperty(fc, "opaque", Boolean.FALSE); |
| } |
| |
| /** |
| * Installs the icons. |
| * @param fc the file chooser |
| */ |
| protected void installIcons(JFileChooser fc) { |
| directoryIcon = UIManager.getIcon("FileView.directoryIcon"); |
| fileIcon = UIManager.getIcon("FileView.fileIcon"); |
| computerIcon = UIManager.getIcon("FileView.computerIcon"); |
| hardDriveIcon = UIManager.getIcon("FileView.hardDriveIcon"); |
| floppyDriveIcon = UIManager.getIcon("FileView.floppyDriveIcon"); |
| |
| newFolderIcon = UIManager.getIcon("FileChooser.newFolderIcon"); |
| upFolderIcon = UIManager.getIcon("FileChooser.upFolderIcon"); |
| homeFolderIcon = UIManager.getIcon("FileChooser.homeFolderIcon"); |
| detailsViewIcon = UIManager.getIcon("FileChooser.detailsViewIcon"); |
| listViewIcon = UIManager.getIcon("FileChooser.listViewIcon"); |
| viewMenuIcon = UIManager.getIcon("FileChooser.viewMenuIcon"); |
| } |
| |
| /** |
| * Installs the strings. |
| * @param fc the file chooser |
| */ |
| protected void installStrings(JFileChooser fc) { |
| |
| Locale l = fc.getLocale(); |
| newFolderErrorText = UIManager.getString("FileChooser.newFolderErrorText",l); |
| newFolderErrorSeparator = UIManager.getString("FileChooser.newFolderErrorSeparator",l); |
| |
| newFolderParentDoesntExistTitleText = UIManager.getString("FileChooser.newFolderParentDoesntExistTitleText", l); |
| newFolderParentDoesntExistText = UIManager.getString("FileChooser.newFolderParentDoesntExistText", l); |
| |
| fileDescriptionText = UIManager.getString("FileChooser.fileDescriptionText",l); |
| directoryDescriptionText = UIManager.getString("FileChooser.directoryDescriptionText",l); |
| |
| saveButtonText = UIManager.getString("FileChooser.saveButtonText",l); |
| openButtonText = UIManager.getString("FileChooser.openButtonText",l); |
| saveDialogTitleText = UIManager.getString("FileChooser.saveDialogTitleText",l); |
| openDialogTitleText = UIManager.getString("FileChooser.openDialogTitleText",l); |
| cancelButtonText = UIManager.getString("FileChooser.cancelButtonText",l); |
| updateButtonText = UIManager.getString("FileChooser.updateButtonText",l); |
| helpButtonText = UIManager.getString("FileChooser.helpButtonText",l); |
| directoryOpenButtonText = UIManager.getString("FileChooser.directoryOpenButtonText",l); |
| |
| saveButtonMnemonic = getMnemonic("FileChooser.saveButtonMnemonic", l); |
| openButtonMnemonic = getMnemonic("FileChooser.openButtonMnemonic", l); |
| cancelButtonMnemonic = getMnemonic("FileChooser.cancelButtonMnemonic", l); |
| updateButtonMnemonic = getMnemonic("FileChooser.updateButtonMnemonic", l); |
| helpButtonMnemonic = getMnemonic("FileChooser.helpButtonMnemonic", l); |
| directoryOpenButtonMnemonic = getMnemonic("FileChooser.directoryOpenButtonMnemonic", l); |
| |
| saveButtonToolTipText = UIManager.getString("FileChooser.saveButtonToolTipText",l); |
| openButtonToolTipText = UIManager.getString("FileChooser.openButtonToolTipText",l); |
| cancelButtonToolTipText = UIManager.getString("FileChooser.cancelButtonToolTipText",l); |
| updateButtonToolTipText = UIManager.getString("FileChooser.updateButtonToolTipText",l); |
| helpButtonToolTipText = UIManager.getString("FileChooser.helpButtonToolTipText",l); |
| directoryOpenButtonToolTipText = UIManager.getString("FileChooser.directoryOpenButtonToolTipText",l); |
| } |
| |
| /** |
| * Uninstalls the defaults. |
| * @param fc the file chooser |
| */ |
| protected void uninstallDefaults(JFileChooser fc) { |
| uninstallIcons(fc); |
| uninstallStrings(fc); |
| if (fc.getTransferHandler() instanceof UIResource) { |
| fc.setTransferHandler(null); |
| } |
| } |
| |
| /** |
| * Uninstalls the icons. |
| * @param fc the file chooser |
| */ |
| protected void uninstallIcons(JFileChooser fc) { |
| directoryIcon = null; |
| fileIcon = null; |
| computerIcon = null; |
| hardDriveIcon = null; |
| floppyDriveIcon = null; |
| |
| newFolderIcon = null; |
| upFolderIcon = null; |
| homeFolderIcon = null; |
| detailsViewIcon = null; |
| listViewIcon = null; |
| viewMenuIcon = null; |
| } |
| |
| /** |
| * Uninstalls the strings. |
| * @param fc the file chooser |
| */ |
| protected void uninstallStrings(JFileChooser fc) { |
| saveButtonText = null; |
| openButtonText = null; |
| cancelButtonText = null; |
| updateButtonText = null; |
| helpButtonText = null; |
| directoryOpenButtonText = null; |
| |
| saveButtonToolTipText = null; |
| openButtonToolTipText = null; |
| cancelButtonToolTipText = null; |
| updateButtonToolTipText = null; |
| helpButtonToolTipText = null; |
| directoryOpenButtonToolTipText = null; |
| } |
| |
| /** |
| * Creates the model. |
| */ |
| protected void createModel() { |
| if (model != null) { |
| model.invalidateFileCache(); |
| } |
| model = new BasicDirectoryModel(getFileChooser()); |
| } |
| |
| /** |
| * Returns the model. |
| * @return the model |
| */ |
| public BasicDirectoryModel getModel() { |
| return model; |
| } |
| |
| /** |
| * Creates the property change listener. |
| * @param fc the file chooser |
| * @return the property change listener |
| */ |
| public PropertyChangeListener createPropertyChangeListener(JFileChooser fc) { |
| return null; |
| } |
| |
| /** |
| * Returns the file name. |
| * @return the file name |
| */ |
| public String getFileName() { |
| return null; |
| } |
| |
| /** |
| * Returns the directory name. |
| * @return the directory name |
| */ |
| public String getDirectoryName() { |
| return null; |
| } |
| |
| /** |
| * Sets the file name. |
| * @param filename the file name |
| */ |
| public void setFileName(String filename) { |
| } |
| |
| /** |
| * Sets the directory name. |
| * @param dirname the file name |
| */ |
| public void setDirectoryName(String dirname) { |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void rescanCurrentDirectory(JFileChooser fc) { |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void ensureFileIsVisible(JFileChooser fc, File f) { |
| } |
| |
| /** |
| * Returns the file chooser. |
| * @return the file chooser |
| */ |
| public JFileChooser getFileChooser() { |
| return filechooser; |
| } |
| |
| /** |
| * Returns the accessory panel. |
| * @return the accessory panel |
| */ |
| public JPanel getAccessoryPanel() { |
| return accessoryPanel; |
| } |
| |
| /** |
| * Returns the approve button. |
| * @param fc the file chooser |
| * @return the approve button |
| */ |
| protected JButton getApproveButton(JFileChooser fc) { |
| return null; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public JButton getDefaultButton(JFileChooser fc) { |
| return getApproveButton(fc); |
| } |
| |
| /** |
| * Returns the approve button tool tip. |
| * @param fc the file chooser |
| * @return the approve button tool tip |
| */ |
| public String getApproveButtonToolTipText(JFileChooser fc) { |
| String tooltipText = fc.getApproveButtonToolTipText(); |
| if(tooltipText != null) { |
| return tooltipText; |
| } |
| |
| if(fc.getDialogType() == JFileChooser.OPEN_DIALOG) { |
| return openButtonToolTipText; |
| } else if(fc.getDialogType() == JFileChooser.SAVE_DIALOG) { |
| return saveButtonToolTipText; |
| } |
| return null; |
| } |
| |
| /** |
| * Clears the icon cache. |
| */ |
| public void clearIconCache() { |
| fileView.clearIconCache(); |
| } |
| |
| |
| // ******************************************** |
| // ************ Create Listeners ************** |
| // ******************************************** |
| |
| private Handler getHandler() { |
| if (handler == null) { |
| handler = new Handler(); |
| } |
| return handler; |
| } |
| |
| /** |
| * Creates a double click listener. |
| * @param fc the file chooser |
| * @param list the list |
| * @return a double click listener |
| */ |
| protected MouseListener createDoubleClickListener(JFileChooser fc, |
| JList<?> list) { |
| return new Handler(list); |
| } |
| |
| /** |
| * Creates a list selection listener. |
| * @param fc the file chooser |
| * @return a list selection listener |
| */ |
| public ListSelectionListener createListSelectionListener(JFileChooser fc) { |
| return getHandler(); |
| } |
| |
| private class Handler implements MouseListener, ListSelectionListener { |
| JList<?> list; |
| |
| Handler() { |
| } |
| |
| Handler(JList<?> list) { |
| this.list = list; |
| } |
| |
| public void mouseClicked(MouseEvent evt) { |
| // Note: we can't depend on evt.getSource() because of backward |
| // compatibility |
| if (list != null && |
| SwingUtilities.isLeftMouseButton(evt) && |
| (evt.getClickCount()%2 == 0)) { |
| |
| int index = SwingUtilities2.loc2IndexFileList(list, evt.getPoint()); |
| if (index >= 0) { |
| File f = (File)list.getModel().getElementAt(index); |
| try { |
| // Strip trailing ".." |
| f = ShellFolder.getNormalizedFile(f); |
| } catch (IOException ex) { |
| // That's ok, we'll use f as is |
| } |
| if(getFileChooser().isTraversable(f)) { |
| list.clearSelection(); |
| changeDirectory(f); |
| } else { |
| getFileChooser().approveSelection(); |
| } |
| } |
| } |
| } |
| |
| public void mouseEntered(MouseEvent evt) { |
| if (list != null) { |
| TransferHandler th1 = getFileChooser().getTransferHandler(); |
| TransferHandler th2 = list.getTransferHandler(); |
| if (th1 != th2) { |
| list.setTransferHandler(th1); |
| } |
| if (getFileChooser().getDragEnabled() != list.getDragEnabled()) { |
| list.setDragEnabled(getFileChooser().getDragEnabled()); |
| } |
| } |
| } |
| |
| public void mouseExited(MouseEvent evt) { |
| } |
| |
| public void mousePressed(MouseEvent evt) { |
| } |
| |
| public void mouseReleased(MouseEvent evt) { |
| } |
| |
| @SuppressWarnings("deprecation") |
| public void valueChanged(ListSelectionEvent evt) { |
| if(!evt.getValueIsAdjusting()) { |
| JFileChooser chooser = getFileChooser(); |
| FileSystemView fsv = chooser.getFileSystemView(); |
| @SuppressWarnings("unchecked") |
| JList<?> list = (JList)evt.getSource(); |
| |
| int fsm = chooser.getFileSelectionMode(); |
| boolean useSetDirectory = usesSingleFilePane && |
| (fsm == JFileChooser.FILES_ONLY); |
| |
| 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])) |
| && (useSetDirectory || !fsv.isFileSystem(((File)objects[0])))) { |
| setDirectorySelected(true); |
| setDirectory(((File)objects[0])); |
| } else { |
| ArrayList<File> fList = new ArrayList<File>(objects.length); |
| for (Object object : objects) { |
| File f = (File) object; |
| boolean isDir = f.isDirectory(); |
| if ((chooser.isFileSelectionEnabled() && !isDir) |
| || (chooser.isDirectorySelectionEnabled() |
| && fsv.isFileSystem(f) |
| && isDir)) { |
| fList.add(f); |
| } |
| } |
| if (fList.size() > 0) { |
| files = fList.toArray(new File[fList.size()]); |
| } |
| setDirectorySelected(false); |
| } |
| } |
| chooser.setSelectedFiles(files); |
| } else { |
| File file = (File)list.getSelectedValue(); |
| if (file != null |
| && file.isDirectory() |
| && chooser.isTraversable(file) |
| && (useSetDirectory || !fsv.isFileSystem(file))) { |
| |
| setDirectorySelected(true); |
| setDirectory(file); |
| if (usesSingleFilePane) { |
| chooser.setSelectedFile(null); |
| } |
| } else { |
| setDirectorySelected(false); |
| if (file != null) { |
| chooser.setSelectedFile(file); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| /** |
| * A double click listener. |
| */ |
| protected class DoubleClickListener extends MouseAdapter { |
| // NOTE: This class exists only for backward compatibility. All |
| // its functionality has been moved into Handler. If you need to add |
| // new functionality add it to the Handler, but make sure this |
| // class calls into the Handler. |
| Handler handler; |
| /** |
| * Constucts a {@code DoubleClickListener}. |
| * @param list the lsit |
| */ |
| public DoubleClickListener(JList<?> list) { |
| handler = new Handler(list); |
| } |
| |
| /** |
| * The JList used for representing the files is created by subclasses, but the |
| * selection is monitored in this class. The TransferHandler installed in the |
| * JFileChooser is also installed in the file list as it is used as the actual |
| * transfer source. The list is updated on a mouse enter to reflect the current |
| * data transfer state of the file chooser. |
| */ |
| public void mouseEntered(MouseEvent e) { |
| handler.mouseEntered(e); |
| } |
| |
| /** {@inheritDoc} */ |
| public void mouseClicked(MouseEvent e) { |
| handler.mouseClicked(e); |
| } |
| } |
| |
| /** |
| * A selection listener. |
| */ |
| protected class SelectionListener implements ListSelectionListener { |
| // NOTE: This class exists only for backward compatibility. All |
| // its functionality has been moved into Handler. If you need to add |
| // new functionality add it to the Handler, but make sure this |
| // class calls into the Handler. |
| /** {@inheritDoc} */ |
| public void valueChanged(ListSelectionEvent e) { |
| getHandler().valueChanged(e); |
| } |
| } |
| |
| /** |
| * Property to remember whether a directory is currently selected in the UI. |
| * |
| * @return <code>true</code> iff a directory is currently selected. |
| * @since 1.4 |
| */ |
| protected boolean isDirectorySelected() { |
| return directorySelected; |
| } |
| |
| /** |
| * Property to remember whether a directory is currently selected in the UI. |
| * This is normally called by the UI on a selection event. |
| * |
| * @param b iff a directory is currently selected. |
| * @since 1.4 |
| */ |
| protected void setDirectorySelected(boolean b) { |
| directorySelected = b; |
| } |
| |
| /** |
| * Property to remember the directory that is currently selected in the UI. |
| * |
| * @return the value of the <code>directory</code> property |
| * @see #setDirectory |
| * @since 1.4 |
| */ |
| protected File getDirectory() { |
| return directory; |
| } |
| |
| /** |
| * Property to remember the directory that is currently selected in the UI. |
| * This is normally called by the UI on a selection event. |
| * |
| * @param f the <code>File</code> object representing the directory that is |
| * currently selected |
| * @since 1.4 |
| */ |
| protected void setDirectory(File f) { |
| directory = f; |
| } |
| |
| /** |
| * Returns the mnemonic for the given key. |
| */ |
| private int getMnemonic(String key, Locale l) { |
| return SwingUtilities2.getUIDefaultsInt(key, l); |
| } |
| |
| // ******************************************************* |
| // ************ FileChooser UI PLAF methods ************** |
| // ******************************************************* |
| |
| /** |
| * Returns the default accept all file filter |
| */ |
| public FileFilter getAcceptAllFileFilter(JFileChooser fc) { |
| return acceptAllFileFilter; |
| } |
| |
| |
| public FileView getFileView(JFileChooser fc) { |
| return fileView; |
| } |
| |
| |
| /** |
| * Returns the title of this dialog |
| * @param fc the file chooser |
| * @return the title of this dialog |
| */ |
| public String getDialogTitle(JFileChooser fc) { |
| String dialogTitle = fc.getDialogTitle(); |
| if (dialogTitle != null) { |
| return dialogTitle; |
| } else if (fc.getDialogType() == JFileChooser.OPEN_DIALOG) { |
| return openDialogTitleText; |
| } else if (fc.getDialogType() == JFileChooser.SAVE_DIALOG) { |
| return saveDialogTitleText; |
| } else { |
| return getApproveButtonText(fc); |
| } |
| } |
| |
| /** |
| * Returns the approve button mnemonic. |
| * @param fc the file chooser |
| * @return the approve button mnemonic |
| */ |
| public int getApproveButtonMnemonic(JFileChooser fc) { |
| int mnemonic = fc.getApproveButtonMnemonic(); |
| if (mnemonic > 0) { |
| return mnemonic; |
| } else if (fc.getDialogType() == JFileChooser.OPEN_DIALOG) { |
| return openButtonMnemonic; |
| } else if (fc.getDialogType() == JFileChooser.SAVE_DIALOG) { |
| return saveButtonMnemonic; |
| } else { |
| return mnemonic; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| public String getApproveButtonText(JFileChooser fc) { |
| String buttonText = fc.getApproveButtonText(); |
| if (buttonText != null) { |
| return buttonText; |
| } else if (fc.getDialogType() == JFileChooser.OPEN_DIALOG) { |
| return openButtonText; |
| } else if (fc.getDialogType() == JFileChooser.SAVE_DIALOG) { |
| return saveButtonText; |
| } else { |
| return null; |
| } |
| } |
| |
| |
| // ***************************** |
| // ***** Directory Actions ***** |
| // ***************************** |
| |
| /** |
| * Returns a new folder action. |
| * @return a new folder action |
| */ |
| public Action getNewFolderAction() { |
| if (newFolderAction == null) { |
| newFolderAction = new NewFolderAction(); |
| // Note: Don't return null for readOnly, it might |
| // break older apps. |
| if (readOnly) { |
| newFolderAction.setEnabled(false); |
| } |
| } |
| return newFolderAction; |
| } |
| |
| /** |
| * Returns a go home action. |
| * @return a go home action |
| */ |
| public Action getGoHomeAction() { |
| return goHomeAction; |
| } |
| |
| /** |
| * Returns a change to parent directory action. |
| * @return a change to parent directory action |
| */ |
| public Action getChangeToParentDirectoryAction() { |
| return changeToParentDirectoryAction; |
| } |
| |
| /** |
| * Returns an approve selection action. |
| * @return an approve selection action |
| */ |
| public Action getApproveSelectionAction() { |
| return approveSelectionAction; |
| } |
| |
| /** |
| * Returns a cancel selection action. |
| * @return a cancel selection action |
| */ |
| public Action getCancelSelectionAction() { |
| return cancelSelectionAction; |
| } |
| |
| /** |
| * Returns an update action. |
| * @return an update action |
| */ |
| public Action getUpdateAction() { |
| return updateAction; |
| } |
| |
| |
| /** |
| * Creates a new folder. |
| */ |
| @SuppressWarnings("serial") // Superclass is not serializable across versions |
| protected class NewFolderAction extends AbstractAction { |
| /** Constructs a {@code NewFolderAction}. */ |
| protected NewFolderAction() { |
| super(FilePane.ACTION_NEW_FOLDER); |
| } |
| /** {@inheritDoc} */ |
| public void actionPerformed(ActionEvent e) { |
| if (readOnly) { |
| return; |
| } |
| JFileChooser fc = getFileChooser(); |
| File currentDirectory = fc.getCurrentDirectory(); |
| |
| if (!currentDirectory.exists()) { |
| JOptionPane.showMessageDialog( |
| fc, |
| newFolderParentDoesntExistText, |
| newFolderParentDoesntExistTitleText, JOptionPane.WARNING_MESSAGE); |
| return; |
| } |
| |
| File newFolder; |
| try { |
| newFolder = fc.getFileSystemView().createNewFolder(currentDirectory); |
| if (fc.isMultiSelectionEnabled()) { |
| fc.setSelectedFiles(new File[] { newFolder }); |
| } else { |
| fc.setSelectedFile(newFolder); |
| } |
| } catch (IOException exc) { |
| JOptionPane.showMessageDialog( |
| fc, |
| newFolderErrorText + newFolderErrorSeparator + exc, |
| newFolderErrorText, JOptionPane.ERROR_MESSAGE); |
| return; |
| } |
| |
| fc.rescanCurrentDirectory(); |
| } |
| } |
| |
| /** |
| * Acts on the "home" key event or equivalent event. |
| */ |
| @SuppressWarnings("serial") // Superclass is not serializable across versions |
| protected class GoHomeAction extends AbstractAction { |
| /** Constructs a {@code GoHomeAction}. */ |
| protected GoHomeAction() { |
| super("Go Home"); |
| } |
| public void actionPerformed(ActionEvent e) { |
| JFileChooser fc = getFileChooser(); |
| changeDirectory(fc.getFileSystemView().getHomeDirectory()); |
| } |
| } |
| |
| /** |
| * Change to parent directory action. |
| */ |
| @SuppressWarnings("serial") // Superclass is not serializable across versions |
| protected class ChangeToParentDirectoryAction extends AbstractAction { |
| /** Constructs a {@code ChangeToParentDirectoryAction}. */ |
| protected ChangeToParentDirectoryAction() { |
| super("Go Up"); |
| putValue(Action.ACTION_COMMAND_KEY, FilePane.ACTION_CHANGE_TO_PARENT_DIRECTORY); |
| } |
| /** {@inheritDoc} */ |
| public void actionPerformed(ActionEvent e) { |
| getFileChooser().changeToParentDirectory(); |
| } |
| } |
| |
| /** |
| * Responds to an Open or Save request |
| */ |
| @SuppressWarnings("serial") // Superclass is not serializable across versions |
| protected class ApproveSelectionAction extends AbstractAction { |
| /** Constructs an {@code ApproveSelectionAction}. */ |
| protected ApproveSelectionAction() { |
| super(FilePane.ACTION_APPROVE_SELECTION); |
| } |
| /** {@inheritDoc} */ |
| public void actionPerformed(ActionEvent e) { |
| if (isDirectorySelected()) { |
| File dir = getDirectory(); |
| if (dir != null) { |
| try { |
| // Strip trailing ".." |
| dir = ShellFolder.getNormalizedFile(dir); |
| } catch (IOException ex) { |
| // Ok, use f as is |
| } |
| changeDirectory(dir); |
| return; |
| } |
| } |
| |
| JFileChooser chooser = getFileChooser(); |
| |
| String filename = getFileName(); |
| FileSystemView fs = chooser.getFileSystemView(); |
| File dir = chooser.getCurrentDirectory(); |
| |
| if (filename == null || filename.length() == 0) { |
| // no file selected, multiple selection off, therefore cancel the approve action |
| resetGlobFilter(); |
| return; |
| } |
| |
| File selectedFile = null; |
| File[] selectedFiles = null; |
| |
| // Unix: Resolve '~' to user's home directory |
| if (File.separatorChar == '/') { |
| if (filename.startsWith("~/")) { |
| filename = System.getProperty("user.home") + filename.substring(1); |
| } else if (filename.equals("~")) { |
| filename = System.getProperty("user.home"); |
| } |
| } |
| |
| if (chooser.isMultiSelectionEnabled() && filename.length() > 1 && |
| filename.charAt(0) == '"' && filename.charAt(filename.length() - 1) == '"') { |
| List<File> fList = new ArrayList<File>(); |
| |
| String[] files = filename.substring(1, filename.length() - 1).split("\" \""); |
| // Optimize searching files by names in "children" array |
| Arrays.sort(files); |
| |
| File[] children = null; |
| int childIndex = 0; |
| |
| for (String str : files) { |
| File file = fs.createFileObject(str); |
| if (!file.isAbsolute()) { |
| if (children == null) { |
| children = fs.getFiles(dir, false); |
| Arrays.sort(children); |
| } |
| for (int k = 0; k < children.length; k++) { |
| int l = (childIndex + k) % children.length; |
| if (children[l].getName().equals(str)) { |
| file = children[l]; |
| childIndex = l + 1; |
| break; |
| } |
| } |
| } |
| fList.add(file); |
| } |
| |
| if (!fList.isEmpty()) { |
| selectedFiles = fList.toArray(new File[fList.size()]); |
| } |
| resetGlobFilter(); |
| } else { |
| selectedFile = fs.createFileObject(filename); |
| if (!selectedFile.isAbsolute()) { |
| selectedFile = fs.getChild(dir, filename); |
| } |
| // check for wildcard pattern |
| FileFilter currentFilter = chooser.getFileFilter(); |
| if (!selectedFile.exists() && isGlobPattern(filename)) { |
| changeDirectory(selectedFile.getParentFile()); |
| if (globFilter == null) { |
| globFilter = new GlobFilter(); |
| } |
| try { |
| globFilter.setPattern(selectedFile.getName()); |
| if (!(currentFilter instanceof GlobFilter)) { |
| actualFileFilter = currentFilter; |
| } |
| chooser.setFileFilter(null); |
| chooser.setFileFilter(globFilter); |
| return; |
| } catch (PatternSyntaxException pse) { |
| // Not a valid glob pattern. Abandon filter. |
| } |
| } |
| |
| resetGlobFilter(); |
| |
| // Check for directory change action |
| boolean isDir = (selectedFile != null && selectedFile.isDirectory()); |
| boolean isTrav = (selectedFile != null && chooser.isTraversable(selectedFile)); |
| boolean isDirSelEnabled = chooser.isDirectorySelectionEnabled(); |
| boolean isFileSelEnabled = chooser.isFileSelectionEnabled(); |
| boolean isCtrl = (e != null && (e.getModifiers() & |
| Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()) != 0); |
| |
| if (isDir && isTrav && (isCtrl || !isDirSelEnabled)) { |
| changeDirectory(selectedFile); |
| return; |
| } else if ((isDir || !isFileSelEnabled) |
| && (!isDir || !isDirSelEnabled) |
| && (!isDirSelEnabled || selectedFile.exists())) { |
| selectedFile = null; |
| } |
| } |
| |
| if (selectedFiles != null || selectedFile != null) { |
| if (selectedFiles != null || chooser.isMultiSelectionEnabled()) { |
| if (selectedFiles == null) { |
| selectedFiles = new File[] { selectedFile }; |
| } |
| chooser.setSelectedFiles(selectedFiles); |
| // Do it again. This is a fix for bug 4949273 to force the |
| // selected value in case the ListSelectionModel clears it |
| // for non-existing file names. |
| chooser.setSelectedFiles(selectedFiles); |
| } else { |
| chooser.setSelectedFile(selectedFile); |
| } |
| chooser.approveSelection(); |
| } else { |
| if (chooser.isMultiSelectionEnabled()) { |
| chooser.setSelectedFiles(null); |
| } else { |
| chooser.setSelectedFile(null); |
| } |
| chooser.cancelSelection(); |
| } |
| } |
| } |
| |
| |
| private void resetGlobFilter() { |
| if (actualFileFilter != null) { |
| JFileChooser chooser = getFileChooser(); |
| FileFilter currentFilter = chooser.getFileFilter(); |
| if (currentFilter != null && currentFilter.equals(globFilter)) { |
| chooser.setFileFilter(actualFileFilter); |
| chooser.removeChoosableFileFilter(globFilter); |
| } |
| actualFileFilter = null; |
| } |
| } |
| |
| private static boolean isGlobPattern(String filename) { |
| return ((File.separatorChar == '\\' && (filename.indexOf('*') >= 0 |
| || filename.indexOf('?') >= 0)) |
| || (File.separatorChar == '/' && (filename.indexOf('*') >= 0 |
| || filename.indexOf('?') >= 0 |
| || filename.indexOf('[') >= 0))); |
| } |
| |
| |
| /* A file filter which accepts file patterns containing |
| * the special wildcards *? on Windows and *?[] on Unix. |
| */ |
| class GlobFilter extends FileFilter { |
| Pattern pattern; |
| String globPattern; |
| |
| public void setPattern(String globPattern) { |
| char[] gPat = globPattern.toCharArray(); |
| char[] rPat = new char[gPat.length * 2]; |
| boolean isWin32 = (File.separatorChar == '\\'); |
| boolean inBrackets = false; |
| int j = 0; |
| |
| this.globPattern = globPattern; |
| |
| if (isWin32) { |
| // On windows, a pattern ending with *.* is equal to ending with * |
| int len = gPat.length; |
| if (globPattern.endsWith("*.*")) { |
| len -= 2; |
| } |
| for (int i = 0; i < len; i++) { |
| switch(gPat[i]) { |
| case '*': |
| rPat[j++] = '.'; |
| rPat[j++] = '*'; |
| break; |
| |
| case '?': |
| rPat[j++] = '.'; |
| break; |
| |
| case '\\': |
| rPat[j++] = '\\'; |
| rPat[j++] = '\\'; |
| break; |
| |
| default: |
| if ("+()^$.{}[]".indexOf(gPat[i]) >= 0) { |
| rPat[j++] = '\\'; |
| } |
| rPat[j++] = gPat[i]; |
| break; |
| } |
| } |
| } else { |
| for (int i = 0; i < gPat.length; i++) { |
| switch(gPat[i]) { |
| case '*': |
| if (!inBrackets) { |
| rPat[j++] = '.'; |
| } |
| rPat[j++] = '*'; |
| break; |
| |
| case '?': |
| rPat[j++] = inBrackets ? '?' : '.'; |
| break; |
| |
| case '[': |
| inBrackets = true; |
| rPat[j++] = gPat[i]; |
| |
| if (i < gPat.length - 1) { |
| switch (gPat[i+1]) { |
| case '!': |
| case '^': |
| rPat[j++] = '^'; |
| i++; |
| break; |
| |
| case ']': |
| rPat[j++] = gPat[++i]; |
| break; |
| } |
| } |
| break; |
| |
| case ']': |
| rPat[j++] = gPat[i]; |
| inBrackets = false; |
| break; |
| |
| case '\\': |
| if (i == 0 && gPat.length > 1 && gPat[1] == '~') { |
| rPat[j++] = gPat[++i]; |
| } else { |
| rPat[j++] = '\\'; |
| if (i < gPat.length - 1 && "*?[]".indexOf(gPat[i+1]) >= 0) { |
| rPat[j++] = gPat[++i]; |
| } else { |
| rPat[j++] = '\\'; |
| } |
| } |
| break; |
| |
| default: |
| //if ("+()|^$.{}<>".indexOf(gPat[i]) >= 0) { |
| if (!Character.isLetterOrDigit(gPat[i])) { |
| rPat[j++] = '\\'; |
| } |
| rPat[j++] = gPat[i]; |
| break; |
| } |
| } |
| } |
| this.pattern = Pattern.compile(new String(rPat, 0, j), Pattern.CASE_INSENSITIVE); |
| } |
| |
| public boolean accept(File f) { |
| if (f == null) { |
| return false; |
| } |
| if (f.isDirectory()) { |
| return true; |
| } |
| return pattern.matcher(f.getName()).matches(); |
| } |
| |
| public String getDescription() { |
| return globPattern; |
| } |
| } |
| |
| /** |
| * Responds to a cancel request. |
| */ |
| @SuppressWarnings("serial") // Superclass is not serializable across versions |
| protected class CancelSelectionAction extends AbstractAction { |
| /** {@inheritDoc} */ |
| public void actionPerformed(ActionEvent e) { |
| getFileChooser().cancelSelection(); |
| } |
| } |
| |
| /** |
| * Rescans the files in the current directory |
| */ |
| @SuppressWarnings("serial") // Superclass is not serializable across versions |
| protected class UpdateAction extends AbstractAction { |
| /** {@inheritDoc} */ |
| public void actionPerformed(ActionEvent e) { |
| JFileChooser fc = getFileChooser(); |
| fc.setCurrentDirectory(fc.getFileSystemView().createFileObject(getDirectoryName())); |
| fc.rescanCurrentDirectory(); |
| } |
| } |
| |
| |
| private void changeDirectory(File dir) { |
| JFileChooser fc = getFileChooser(); |
| // Traverse shortcuts on Windows |
| if (dir != null && FilePane.usesShellFolder(fc)) { |
| try { |
| ShellFolder shellFolder = ShellFolder.getShellFolder(dir); |
| |
| if (shellFolder.isLink()) { |
| File linkedTo = shellFolder.getLinkLocation(); |
| |
| // If linkedTo is null we try to use dir |
| if (linkedTo != null) { |
| if (fc.isTraversable(linkedTo)) { |
| dir = linkedTo; |
| } else { |
| return; |
| } |
| } else { |
| dir = shellFolder; |
| } |
| } |
| } catch (FileNotFoundException ex) { |
| return; |
| } |
| } |
| fc.setCurrentDirectory(dir); |
| if (fc.getFileSelectionMode() == JFileChooser.FILES_AND_DIRECTORIES && |
| fc.getFileSystemView().isFileSystem(dir)) { |
| |
| setFileName(dir.getAbsolutePath()); |
| } |
| } |
| |
| |
| // ***************************************** |
| // ***** default AcceptAll file filter ***** |
| // ***************************************** |
| /** |
| * Accept all file filter. |
| */ |
| protected class AcceptAllFileFilter extends FileFilter { |
| |
| /** Constructs an {@code AcceptAllFileFilter}. */ |
| public AcceptAllFileFilter() { |
| } |
| |
| /** |
| * Returns true. |
| * @param f the file |
| * @return true |
| */ |
| public boolean accept(File f) { |
| return true; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public String getDescription() { |
| return UIManager.getString("FileChooser.acceptAllFileFilterText"); |
| } |
| } |
| |
| |
| // *********************** |
| // * FileView operations * |
| // *********************** |
| /** |
| * A basic file view. |
| */ |
| protected class BasicFileView extends FileView { |
| /* FileView type descriptions */ |
| /** The icon cache */ |
| protected Hashtable<File,Icon> iconCache = new Hashtable<File,Icon>(); |
| |
| /** Constructs a {@code BasicFileView}. */ |
| public BasicFileView() { |
| } |
| |
| /** |
| * Clears the icon cache. |
| */ |
| public void clearIconCache() { |
| iconCache = new Hashtable<File,Icon>(); |
| } |
| |
| /** {@inheritDoc} */ |
| public String getName(File f) { |
| // Note: Returns display name rather than file name |
| String fileName = null; |
| if(f != null) { |
| fileName = getFileChooser().getFileSystemView().getSystemDisplayName(f); |
| } |
| return fileName; |
| } |
| |
| /** {@inheritDoc} */ |
| public String getDescription(File f) { |
| return f.getName(); |
| } |
| |
| /** {@inheritDoc} */ |
| public String getTypeDescription(File f) { |
| String type = getFileChooser().getFileSystemView().getSystemTypeDescription(f); |
| if (type == null) { |
| if (f.isDirectory()) { |
| type = directoryDescriptionText; |
| } else { |
| type = fileDescriptionText; |
| } |
| } |
| return type; |
| } |
| |
| /** |
| * Returns the cached icon for the file. |
| * @param f the file |
| * @return the cached icon for the file |
| */ |
| public Icon getCachedIcon(File f) { |
| return iconCache.get(f); |
| } |
| |
| /** |
| * Caches an icon for a file. |
| * @param f the file |
| * @param i the icon |
| */ |
| public void cacheIcon(File f, Icon i) { |
| if(f == null || i == null) { |
| return; |
| } |
| iconCache.put(f, i); |
| } |
| |
| /** {@inheritDoc} */ |
| public Icon getIcon(File f) { |
| Icon icon = getCachedIcon(f); |
| if(icon != null) { |
| return icon; |
| } |
| icon = fileIcon; |
| if (f != null) { |
| FileSystemView fsv = getFileChooser().getFileSystemView(); |
| |
| if (fsv.isFloppyDrive(f)) { |
| icon = floppyDriveIcon; |
| } else if (fsv.isDrive(f)) { |
| icon = hardDriveIcon; |
| } else if (fsv.isComputerNode(f)) { |
| icon = computerIcon; |
| } else if (f.isDirectory()) { |
| icon = directoryIcon; |
| } |
| } |
| cacheIcon(f, icon); |
| return icon; |
| } |
| |
| /** |
| * Returns whether or not a file is hidden. |
| * @param f the file |
| * @return whether or not a file is hidden |
| */ |
| public Boolean isHidden(File f) { |
| String name = f.getName(); |
| if(name != null && name.charAt(0) == '.') { |
| return Boolean.TRUE; |
| } else { |
| return Boolean.FALSE; |
| } |
| } |
| } |
| |
| private static final TransferHandler defaultTransferHandler = new FileTransferHandler(); |
| |
| /** |
| * Data transfer support for the file chooser. Since files are currently presented |
| * as a list, the list support is reused with the added flavor of DataFlavor.javaFileListFlavor |
| */ |
| @SuppressWarnings("serial") // JDK-implementation class |
| static class FileTransferHandler extends TransferHandler implements UIResource { |
| |
| /** |
| * Create a Transferable to use as the source for a data transfer. |
| * |
| * @param c The component holding the data to be transfered. This |
| * argument is provided to enable sharing of TransferHandlers by |
| * multiple components. |
| * @return The representation of the data to be transfered. |
| * |
| */ |
| @SuppressWarnings("deprecation") |
| protected Transferable createTransferable(JComponent c) { |
| Object[] values = null; |
| if (c instanceof JList) { |
| values = ((JList)c).getSelectedValues(); |
| } else if (c instanceof JTable) { |
| JTable table = (JTable)c; |
| int[] rows = table.getSelectedRows(); |
| if (rows != null) { |
| values = new Object[rows.length]; |
| for (int i=0; i<rows.length; i++) { |
| values[i] = table.getValueAt(rows[i], 0); |
| } |
| } |
| } |
| if (values == null || values.length == 0) { |
| return null; |
| } |
| |
| StringBuilder plainBuf = new StringBuilder(); |
| StringBuilder htmlBuf = new StringBuilder(); |
| |
| htmlBuf.append("<html>\n<body>\n<ul>\n"); |
| |
| for (Object obj : values) { |
| String val = ((obj == null) ? "" : obj.toString()); |
| plainBuf.append(val).append('\n'); |
| htmlBuf.append(" <li>").append(val).append('\n'); |
| } |
| |
| // remove the last newline |
| plainBuf.deleteCharAt(plainBuf.length() - 1); |
| htmlBuf.append("</ul>\n</body>\n</html>"); |
| |
| return new FileTransferable(plainBuf.toString(), htmlBuf.toString(), values); |
| } |
| |
| public int getSourceActions(JComponent c) { |
| return COPY; |
| } |
| |
| static class FileTransferable extends BasicTransferable { |
| |
| Object[] fileData; |
| |
| FileTransferable(String plainData, String htmlData, Object[] fileData) { |
| super(plainData, htmlData); |
| this.fileData = fileData; |
| } |
| |
| /** |
| * Best format of the file chooser is DataFlavor.javaFileListFlavor. |
| */ |
| protected DataFlavor[] getRicherFlavors() { |
| DataFlavor[] flavors = new DataFlavor[1]; |
| flavors[0] = DataFlavor.javaFileListFlavor; |
| return flavors; |
| } |
| |
| /** |
| * The only richer format supported is the file list flavor |
| */ |
| protected Object getRicherData(DataFlavor flavor) { |
| if (DataFlavor.javaFileListFlavor.equals(flavor)) { |
| ArrayList<Object> files = new ArrayList<Object>(); |
| for (Object file : this.fileData) { |
| files.add(file); |
| } |
| return files; |
| } |
| return null; |
| } |
| |
| } |
| } |
| } |