- /*
- * @(#)BasicFileChooserUI.java 1.61 04/06/15
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
-
- 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.regex.*;
- import sun.awt.shell.ShellFolder;
- import sun.swing.*;
- import com.sun.java.swing.SwingUtilities2;
-
- /**
- * Basic L&F implementation of a FileChooser.
- *
- * @version %i% %g%
- * @author Jeff Dinkins
- */
- public class BasicFileChooserUI extends FileChooserUI {
-
- /* FileView icons */
- protected Icon directoryIcon = null;
- protected Icon fileIcon = null;
- protected Icon computerIcon = null;
- protected Icon hardDriveIcon = null;
- protected Icon floppyDriveIcon = null;
-
- protected Icon newFolderIcon = null;
- protected Icon upFolderIcon = null;
- protected Icon homeFolderIcon = null;
- protected Icon listViewIcon = null;
- protected Icon detailsViewIcon = null;
-
- protected int saveButtonMnemonic = 0;
- protected int openButtonMnemonic = 0;
- protected int cancelButtonMnemonic = 0;
- protected int updateButtonMnemonic = 0;
- protected int helpButtonMnemonic = 0;
-
- /**
- * The mnemonic keycode used for the approve button when a directory
- * is selected and the current selection mode is not DIRECTORIES_ONLY.
- *
- * @since 1.4
- */
- protected int directoryOpenButtonMnemonic = 0;
-
- protected String saveButtonText = null;
- protected String openButtonText = null;
- protected String cancelButtonText = null;
- protected String updateButtonText = null;
- protected String helpButtonText = null;
-
- /**
- * The label text displayed on the approve button when a directory
- * is selected and the current selection mode is not DIRECTORIES_ONLY.
- *
- * @since 1.4
- */
- protected String directoryOpenButtonText = null;
-
- private String openDialogTitleText = null;
- private String saveDialogTitleText = null;
-
- protected String saveButtonToolTipText = null;
- protected String openButtonToolTipText = null;
- protected String cancelButtonToolTipText = null;
- protected String updateButtonToolTipText = null;
- protected String helpButtonToolTipText = null;
-
- /**
- * The tooltip text displayed on the approve button when a directory
- * is selected and the current selection mode is not DIRECTORIES_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 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;
-
-
- public BasicFileChooserUI(JFileChooser b) {
- }
-
- 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());
- }
-
- public void uninstallUI(JComponent c) {
- uninstallListeners((JFileChooser) filechooser);
- uninstallComponents((JFileChooser) filechooser);
- uninstallDefaults((JFileChooser) filechooser);
-
- if(accessoryPanel != null) {
- accessoryPanel.removeAll();
- }
-
- accessoryPanel = null;
- getFileChooser().removeAll();
-
- handler = null;
- }
-
- public void installComponents(JFileChooser fc) {
- }
-
- public void uninstallComponents(JFileChooser fc) {
- }
-
- 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;
- }
-
-
- 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);
- }
-
-
- 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);
- }
-
- 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");
- }
-
- protected void installStrings(JFileChooser fc) {
-
- Locale l = fc.getLocale();
- newFolderErrorText = UIManager.getString("FileChooser.newFolderErrorText",l);
- newFolderErrorSeparator = UIManager.getString("FileChooser.newFolderErrorSeparator",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);
- }
-
- protected void uninstallDefaults(JFileChooser fc) {
- uninstallIcons(fc);
- uninstallStrings(fc);
- if (fc.getTransferHandler() instanceof UIResource) {
- fc.setTransferHandler(null);
- }
- }
-
- 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;
- }
-
- 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;
- }
-
- protected void createModel() {
- model = new BasicDirectoryModel(getFileChooser());
- }
-
- public BasicDirectoryModel getModel() {
- return model;
- }
-
- public PropertyChangeListener createPropertyChangeListener(JFileChooser fc) {
- return null;
- }
-
- public String getFileName() {
- return null;
- }
-
- public String getDirectoryName() {
- return null;
- }
-
- public void setFileName(String filename) {
- }
-
- public void setDirectoryName(String dirname) {
- }
-
- public void rescanCurrentDirectory(JFileChooser fc) {
- }
-
- public void ensureFileIsVisible(JFileChooser fc, File f) {
- }
-
- public JFileChooser getFileChooser() {
- return filechooser;
- }
-
- public JPanel getAccessoryPanel() {
- return accessoryPanel;
- }
-
- protected JButton getApproveButton(JFileChooser fc) {
- return null;
- }
-
- 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;
- }
-
- public void clearIconCache() {
- fileView.clearIconCache();
- }
-
-
- // ********************************************
- // ************ Create Listeners **************
- // ********************************************
-
- private Handler getHandler() {
- if (handler == null) {
- handler = new Handler();
- }
- return handler;
- }
-
- protected MouseListener createDoubleClickListener(JFileChooser fc,
- JList list) {
- return new Handler(list);
- }
-
- 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
- // compatability
- if (list != null &&
- SwingUtilities.isLeftMouseButton(evt) &&
- evt.getClickCount() == 2) {
-
- int index = SwingUtilities2.loc2IndexFileList(list, evt.getPoint());
- if (index >= 0) {
- File f = (File)list.getModel().getElementAt(index);
- try {
- // Strip trailing ".."
- f = f.getCanonicalFile();
- } 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) {
- }
-
- public void valueChanged(ListSelectionEvent evt) {
- if(!evt.getValueIsAdjusting()) {
- JFileChooser chooser = getFileChooser();
- FileSystemView fsv = chooser.getFileSystemView();
- JList list = (JList)evt.getSource();
-
- int fsm = chooser.getFileSelectionMode();
- boolean useSetDirectory =
- usesSingleFilePane ? (fsm == JFileChooser.FILES_ONLY)
- : (fsm != JFileChooser.DIRECTORIES_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 fList = new ArrayList(objects.length);
- for (int i = 0; i < objects.length; i++) {
- File f = (File)objects[i];
- boolean isDir = f.isDirectory();
- if ((chooser.isFileSelectionEnabled() && !isDir)
- || (chooser.isDirectorySelectionEnabled()
- && fsv.isFileSystem(f)
- && isDir)) {
- fList.add(f);
- }
- }
- if (fList.size() > 0) {
- files = (File[])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);
- }
- }
- }
- }
- }
- }
-
- protected class DoubleClickListener extends MouseAdapter {
- // NOTE: This class exists only for backward compatability. 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;
- 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);
- }
-
- public void mouseClicked(MouseEvent e) {
- handler.mouseClicked(e);
- }
- }
-
- protected class SelectionListener implements ListSelectionListener {
- // NOTE: This class exists only for backward compatability. 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.
- 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) {
- Object value = UIManager.get(key, l);
-
- if (value instanceof Integer) {
- return (Integer)value;
- }
- if (value instanceof String) {
- try {
- return Integer.parseInt((String)value);
- } catch (NumberFormatException nfe) { }
- }
- return 0;
- }
-
- // *******************************************************
- // ************ 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
- */
- 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);
- }
- }
-
-
- 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;
- }
- }
-
- 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 *****
- // *****************************
-
- 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;
- }
-
- public Action getGoHomeAction() {
- return goHomeAction;
- }
-
- public Action getChangeToParentDirectoryAction() {
- return changeToParentDirectoryAction;
- }
-
- public Action getApproveSelectionAction() {
- return approveSelectionAction;
- }
-
- public Action getCancelSelectionAction() {
- return cancelSelectionAction;
- }
-
- public Action getUpdateAction() {
- return updateAction;
- }
-
-
- /**
- * Creates a new folder.
- */
- protected class NewFolderAction extends AbstractAction {
- protected NewFolderAction() {
- super(FilePane.ACTION_NEW_FOLDER);
- }
- public void actionPerformed(ActionEvent e) {
- if (readOnly) {
- return;
- }
- JFileChooser fc = getFileChooser();
- File currentDirectory = fc.getCurrentDirectory();
- File newFolder = null;
- 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.
- */
- protected class GoHomeAction extends AbstractAction {
- protected GoHomeAction() {
- super("Go Home");
- }
- public void actionPerformed(ActionEvent e) {
- JFileChooser fc = getFileChooser();
- changeDirectory(fc.getFileSystemView().getHomeDirectory());
- }
- }
-
- protected class ChangeToParentDirectoryAction extends AbstractAction {
- protected ChangeToParentDirectoryAction() {
- super("Go Up");
- putValue(Action.ACTION_COMMAND_KEY, FilePane.ACTION_CHANGE_TO_PARENT_DIRECTORY);
- }
- public void actionPerformed(ActionEvent e) {
- Component focusOwner = KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner();
- if (focusOwner == null || !(focusOwner instanceof javax.swing.text.JTextComponent)) {
- getFileChooser().changeToParentDirectory();
- }
- }
- }
-
- /**
- * Responds to an Open or Save request
- */
- protected class ApproveSelectionAction extends AbstractAction {
- protected ApproveSelectionAction() {
- super(FilePane.ACTION_APPROVE_SELECTION);
- }
- public void actionPerformed(ActionEvent e) {
- if (isDirectorySelected()) {
- File dir = getDirectory();
- if (dir != null) {
- try {
- // Strip trailing ".."
- dir = dir.getCanonicalFile();
- } 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) {
- // Remove whitespace from beginning and end of filename
- filename = filename.trim();
- }
-
- if (filename == null || filename.equals("")) {
- // no file selected, multiple selection off, therefore cancel the approve action
- resetGlobFilter();
- return;
- }
-
- File selectedFile = null;
- File[] selectedFiles = null;
-
- if (filename != null && !filename.equals("")) {
- // 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.startsWith("\"")) {
- ArrayList fList = new ArrayList();
-
- filename = filename.substring(1);
- if (filename.endsWith("\"")) {
- filename = filename.substring(0, filename.length()-1);
- }
- File[] children = null;
- int childIndex = 0;
- do {
- String str;
- int i = filename.indexOf("\" \"");
- if (i > 0) {
- str = filename.substring(0, i);
- filename = filename.substring(i+3);
- } else {
- str = filename;
- filename = "";
- }
- 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);
- } while (filename.length() > 0);
- if (fList.size() > 0) {
- selectedFiles = (File[])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)) {
- if (globFilter == null) {
- globFilter = new GlobFilter();
- }
- try {
- globFilter.setPattern(filename);
- 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();
-
- if (isDir && isTrav && !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;
- StringBuffer buf = new StringBuffer();
- 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.
- */
- protected class CancelSelectionAction extends AbstractAction {
- public void actionPerformed(ActionEvent e) {
- getFileChooser().cancelSelection();
- }
- }
-
- /**
- * Rescans the files in the current directory
- */
- protected class UpdateAction extends AbstractAction {
- 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 && File.separatorChar == '\\' && dir.getPath().endsWith(".lnk")) {
- try {
- File linkedTo = ShellFolder.getShellFolder(dir).getLinkLocation();
- if (linkedTo != null && fc.isTraversable(linkedTo)) {
- dir = linkedTo;
- } else {
- return;
- }
- } catch (FileNotFoundException ex) {
- return;
- }
- }
- fc.setCurrentDirectory(dir);
- }
-
-
- // *****************************************
- // ***** default AcceptAll file filter *****
- // *****************************************
- protected class AcceptAllFileFilter extends FileFilter {
-
- public AcceptAllFileFilter() {
- }
-
- public boolean accept(File f) {
- return true;
- }
-
- public String getDescription() {
- return UIManager.getString("FileChooser.acceptAllFileFilterText");
- }
- }
-
-
- // ***********************
- // * FileView operations *
- // ***********************
- protected class BasicFileView extends FileView {
- /* FileView type descriptions */
- // PENDING(jeff) - pass in the icon cache size
- protected Hashtable<File,Icon> iconCache = new Hashtable<File,Icon>();
-
- public BasicFileView() {
- }
-
- public void clearIconCache() {
- iconCache = new Hashtable<File,Icon>();
- }
-
- 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;
- }
-
-
- public String getDescription(File f) {
- return f.getName();
- }
-
- public String getTypeDescription(File f) {
- String type = getFileChooser().getFileSystemView().getSystemTypeDescription(f);
- if (type == null) {
- if (f.isDirectory()) {
- type = directoryDescriptionText;
- } else {
- type = fileDescriptionText;
- }
- }
- return type;
- }
-
- public Icon getCachedIcon(File f) {
- return (Icon) iconCache.get(f);
- }
-
- public void cacheIcon(File f, Icon i) {
- if(f == null || i == null) {
- return;
- }
- iconCache.put(f, i);
- }
-
- 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;
- }
-
- 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
- */
- 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.
- *
- */
- 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;
- }
-
- StringBuffer plainBuf = new StringBuffer();
- StringBuffer htmlBuf = new StringBuffer();
-
- htmlBuf.append("<html>\n<body>\n<ul>\n");
-
- for (int i = 0; i < values.length; i++) {
- Object obj = values[i];
- String val = ((obj == null) ? "" : obj.toString());
- plainBuf.append(val + "\n");
- htmlBuf.append(" <li>" + val + "\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 files = new ArrayList();
- for (int i = 0; i < fileData.length; i++) {
- files.add(fileData[i]);
- }
- return files;
- }
- return null;
- }
-
- }
- }
- }