Java tutorial
/* * The MetalFileChooserUI implementation using commons-VFS * based on Swing MetalFileChooserUI * * Copyright (C) 2005-2008 Yves Zoundi * Copyright (C) 2012 University of Waikato, Hamilton, NZ * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * under the License. */ package com.googlecode.vfsjfilechooser2.plaf.metal; import java.awt.BorderLayout; import java.awt.Component; import java.awt.ComponentOrientation; import java.awt.Dimension; import java.awt.Insets; import java.awt.event.ActionEvent; import java.awt.event.FocusAdapter; import java.awt.event.FocusEvent; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.awt.event.MouseListener; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.util.concurrent.CopyOnWriteArrayList; import javax.accessibility.AccessibleContext; 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.DefaultListCellRenderer; import javax.swing.Icon; import javax.swing.JButton; import javax.swing.JComboBox; import javax.swing.JComponent; import javax.swing.JLabel; import javax.swing.JList; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.JToggleButton; import javax.swing.ListCellRenderer; import javax.swing.SwingUtilities; import javax.swing.UIManager; import javax.swing.border.EmptyBorder; import javax.swing.event.ListSelectionEvent; import javax.swing.event.ListSelectionListener; import javax.swing.plaf.ActionMapUIResource; import javax.swing.plaf.ComponentUI; import org.apache.commons.vfs2.FileObject; import org.apache.commons.vfs2.FileSystemException; import com.googlecode.vfsjfilechooser2.VFSJFileChooser; import com.googlecode.vfsjfilechooser2.VFSJFileChooser.DIALOG_TYPE; import com.googlecode.vfsjfilechooser2.VFSJFileChooser.SELECTION_MODE; import com.googlecode.vfsjfilechooser2.constants.VFSJFileChooserConstants; import com.googlecode.vfsjfilechooser2.filechooser.AbstractVFSFileFilter; import com.googlecode.vfsjfilechooser2.filechooser.AbstractVFSFileSystemView; import com.googlecode.vfsjfilechooser2.filechooser.PopupHandler; import com.googlecode.vfsjfilechooser2.filepane.VFSFilePane; import com.googlecode.vfsjfilechooser2.plaf.VFSFileChooserUIAccessorIF; import com.googlecode.vfsjfilechooser2.plaf.basic.BasicVFSDirectoryModel; import com.googlecode.vfsjfilechooser2.plaf.basic.BasicVFSFileChooserUI; import com.googlecode.vfsjfilechooser2.utils.VFSResources; import com.googlecode.vfsjfilechooser2.utils.VFSUtils; /** * <p>The MetalFileChooserUI implementation using commons-VFS * based on Swing MetalFileChooserUI</p> * @author Yves Zoundi <yveszoundi at users dot sf dot net> * @author Stephan Schuster <stephanschuster at users.sourceforge.net> * @version 0.0.1 */ public class MetalVFSFileChooserUI extends BasicVFSFileChooserUI { private static final Dimension hstrut5 = new Dimension(5, 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(0, 0, 0, 0); // 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 = 135; private static Dimension LIST_PREF_SIZE = new Dimension(LIST_PREF_WIDTH, LIST_PREF_HEIGHT); private JLabel lookInLabel; private JComboBox directoryComboBox; private DirectoryComboBoxModel directoryComboBoxModel; private Action directoryComboBoxAction = new DirectoryComboBoxAction(); private FilterComboBoxModel filterComboBoxModel; private JTextField fileNameTextField; private VFSFilePane filePane; private JToggleButton listViewButton; private JToggleButton detailsViewButton; private boolean useShellFolder; private JButton approveButton; private JButton cancelButton; private JPanel buttonPanel; private JPanel bottomPanel; private JComboBox filterComboBox; // Labels, mnemonics, and tooltips (oh my!) private String lookInLabelText = null; private String saveInLabelText = null; private String fileNameLabelText = null; private String folderNameLabelText = null; 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 VFSJFileChooser chooser; private AlignedLabel fileNameLabel; private JPanel topButtonPanel; private JButton upFolderButton; private JButton homeFolderButton; private JButton newFolderButton; public MetalVFSFileChooserUI(VFSJFileChooser filechooser) { super(filechooser); this.chooser = filechooser; } private void populateFileNameLabel() { if (getFileChooser().getFileSelectionMode() == SELECTION_MODE.DIRECTORIES_ONLY) { fileNameLabel.setText(folderNameLabelText); } else { fileNameLabel.setText(fileNameLabelText); } } // // ComponentUI Interface Implementation methods // public static ComponentUI createUI(JComponent c) { ComponentUI mui = new MetalVFSFileChooserUI((VFSJFileChooser) c); return mui; } @Override public void installUI(JComponent c) { super.installUI(c); } @Override public void uninstallComponents(VFSJFileChooser fc) { fc.removeAll(); bottomPanel = null; buttonPanel = null; } public JPanel getNavigationButtonsPanel() { return topButtonPanel; } public JButton getUpFolderButton() { return upFolderButton; } public JButton getHomeFolderButton() { return homeFolderButton; } public JButton getNewFolderButton() { return newFolderButton; } @SuppressWarnings("serial") @Override public void installComponents(VFSJFileChooser fc) { AbstractVFSFileSystemView fsv = fc.getFileSystemView(); fc.setBorder(new EmptyBorder(12, 12, 11, 11)); fc.setLayout(new BorderLayout(0, 11)); filePane = new VFSFilePane(new MetalVFSFileChooserUIAccessor()); fc.addPropertyChangeListener(filePane); updateUseShellFolder(); // ********************************* // // **** Construct the top panel **** // // ********************************* // // Directory manipulation buttons JPanel topPanel = new JPanel(new BorderLayout(11, 0)); topButtonPanel = new JPanel(); topButtonPanel.setLayout(new BoxLayout(topButtonPanel, BoxLayout.LINE_AXIS)); topPanel.add(topButtonPanel, BorderLayout.AFTER_LINE_ENDS); // Add the top panel to the fileChooser fc.add(topPanel, BorderLayout.NORTH); // ComboBox Label lookInLabel = new JLabel(lookInLabelText); topPanel.add(lookInLabel, BorderLayout.BEFORE_LINE_BEGINS); // CurrentDir ComboBox directoryComboBox = new JComboBox() { @Override public Dimension getPreferredSize() { Dimension d = super.getPreferredSize(); // Must be small enough to not affect total width. d.width = 150; return d; } }; directoryComboBox.putClientProperty(AccessibleContext.ACCESSIBLE_DESCRIPTION_PROPERTY, lookInLabelText); directoryComboBox.putClientProperty("JComboBox.isTableCellEditor", Boolean.TRUE); 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); // Up Button upFolderButton = new JButton(getChangeToParentDirectoryAction()); upFolderButton.setText(null); upFolderButton.setIcon(upFolderIcon); upFolderButton.setToolTipText(upFolderToolTipText); upFolderButton.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, upFolderAccessibleName); upFolderButton.setAlignmentX(JComponent.LEFT_ALIGNMENT); upFolderButton.setAlignmentY(JComponent.CENTER_ALIGNMENT); upFolderButton.setMargin(shrinkwrap); topButtonPanel.add(upFolderButton); topButtonPanel.add(Box.createRigidArea(hstrut5)); // Home Button FileObject homeDir = fsv.getHomeDirectory(); String toolTipText = homeFolderToolTipText; if (fsv.isRoot(homeDir)) { toolTipText = getFileView(fc).getName(homeDir); // Probably "Desktop". } JButton b = new JButton(homeFolderIcon); b.setToolTipText(toolTipText); b.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, homeFolderAccessibleName); b.setAlignmentX(JComponent.LEFT_ALIGNMENT); b.setAlignmentY(JComponent.CENTER_ALIGNMENT); b.setMargin(shrinkwrap); b.addActionListener(getGoHomeAction()); topButtonPanel.add(b); topButtonPanel.add(Box.createRigidArea(hstrut5)); // New Directory Button if (!UIManager.getBoolean("FileChooser.readOnly")) { b = new JButton(filePane.getNewFolderAction()); b.setText(null); b.setIcon(newFolderIcon); b.setToolTipText(newFolderToolTipText); b.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, newFolderAccessibleName); b.setAlignmentX(JComponent.LEFT_ALIGNMENT); b.setAlignmentY(JComponent.CENTER_ALIGNMENT); b.setMargin(shrinkwrap); } topButtonPanel.add(b); topButtonPanel.add(Box.createRigidArea(hstrut5)); // View button group ButtonGroup viewButtonGroup = new ButtonGroup(); // List Button listViewButton = new JToggleButton(listViewIcon); listViewButton.setToolTipText(listViewButtonToolTipText); listViewButton.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, listViewButtonAccessibleName); listViewButton.setSelected(true); listViewButton.setAlignmentX(JComponent.LEFT_ALIGNMENT); listViewButton.setAlignmentY(JComponent.CENTER_ALIGNMENT); listViewButton.setMargin(shrinkwrap); listViewButton.addActionListener(filePane.getViewTypeAction(VFSFilePane.VIEWTYPE_LIST)); topButtonPanel.add(listViewButton); viewButtonGroup.add(listViewButton); // Details Button detailsViewButton = new JToggleButton(detailsViewIcon); detailsViewButton.setToolTipText(detailsViewButtonToolTipText); detailsViewButton.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, detailsViewButtonAccessibleName); detailsViewButton.setAlignmentX(JComponent.LEFT_ALIGNMENT); detailsViewButton.setAlignmentY(JComponent.CENTER_ALIGNMENT); detailsViewButton.setMargin(shrinkwrap); detailsViewButton.addActionListener(filePane.getViewTypeAction(VFSFilePane.VIEWTYPE_DETAILS)); topButtonPanel.add(detailsViewButton); viewButtonGroup.add(detailsViewButton); filePane.addPropertyChangeListener(new PropertyChangeListener() { public void propertyChange(PropertyChangeEvent e) { if ("viewType".equals(e.getPropertyName())) { final int viewType = filePane.getViewType(); if (viewType == VFSFilePane.VIEWTYPE_LIST) { listViewButton.setSelected(true); } else if (viewType == VFSFilePane.VIEWTYPE_DETAILS) { detailsViewButton.setSelected(true); } } } }); // ************************************** // // ******* Add the directory pane ******* // // ************************************** // fc.add(getAccessoryPanel(), BorderLayout.AFTER_LINE_ENDS); JComponent accessory = fc.getAccessory(); if (accessory != null) { getAccessoryPanel().add(accessory); } filePane.setPreferredSize(LIST_PREF_SIZE); fc.add(filePane, BorderLayout.CENTER); // ********************************** // // **** Construct the bottom panel ** // // ********************************** // 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)); fileNameLabel = new AlignedLabel(); populateFileNameLabel(); fileNamePanel.add(fileNameLabel); fileNameTextField = new JTextField(35) { @Override public Dimension getMaximumSize() { return new Dimension(Short.MAX_VALUE, super.getPreferredSize().height); } }; PopupHandler.installDefaultMouseListener(fileNameTextField); fileNamePanel.add(fileNameTextField); fileNameLabel.setLabelFor(fileNameTextField); fileNameTextField.addFocusListener(new FocusAdapter() { @Override public void focusGained(FocusEvent e) { if (!getFileChooser().isMultiSelectionEnabled()) { filePane.clearSelection(); } } }); if (fc.isMultiSelectionEnabled()) { setFileName(fileNameString(fc.getSelectedFileObjects())); } else { setFileName(fileNameString(fc.getSelectedFileObject())); } // Filetype label and combobox JPanel filesOfTypePanel = new JPanel(); filesOfTypePanel.setLayout(new BoxLayout(filesOfTypePanel, BoxLayout.LINE_AXIS)); bottomPanel.add(filesOfTypePanel); AlignedLabel filesOfTypeLabel = new AlignedLabel(filesOfTypeLabelText); filesOfTypePanel.add(filesOfTypeLabel); filterComboBoxModel = createFilterComboBoxModel(); fc.addPropertyChangeListener(filterComboBoxModel); filterComboBox = new JComboBox(filterComboBoxModel); filterComboBox.putClientProperty(AccessibleContext.ACCESSIBLE_DESCRIPTION_PROPERTY, filesOfTypeLabelText); 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()); fileNameTextField.addKeyListener(new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { if (e.getKeyCode() == KeyEvent.VK_ENTER) { getApproveSelectionAction().actionPerformed(null); } else if (e.getKeyCode() == KeyEvent.VK_ESCAPE) { getFileChooser().cancelSelection(); } } }); 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 }); } private void updateUseShellFolder() { // Decide whether to use the ShellFolder class to populate shortcut // panel and combobox. VFSJFileChooser fc = getFileChooser(); Boolean prop = (Boolean) fc.getClientProperty("FileChooser.useShellFolder"); if (prop != null) { useShellFolder = prop.booleanValue(); } else { useShellFolder = fc.getFileSystemView().equals(AbstractVFSFileSystemView.getFileSystemView()); } } protected JPanel getButtonPanel() { if (buttonPanel == null) { buttonPanel = new JPanel(); } return buttonPanel; } protected JPanel getBottomPanel() { if (bottomPanel == null) { bottomPanel = new JPanel(); } return bottomPanel; } @Override protected void installStrings(VFSJFileChooser fc) { super.installStrings(fc); lookInLabelText = VFSResources.getMessage("VFSJFileChooser.lookInLabelText"); saveInLabelText = VFSResources.getMessage("VFSJFileChooser.saveInLabelText"); fileNameLabelText = VFSResources.getMessage("VFSJFileChooser.fileNameLabelText"); folderNameLabelText = fileNameLabelText; filesOfTypeLabelText = VFSResources.getMessage("VFSJFileChooser.filesOfTypeLabelText"); upFolderToolTipText = VFSResources.getMessage("VFSJFileChooser.upFolderToolTipText"); upFolderAccessibleName = VFSResources.getMessage("VFSJFileChooser.upFolderAccessibleName"); homeFolderToolTipText = VFSResources.getMessage("VFSJFileChooser.homeFolderToolTipText"); homeFolderAccessibleName = VFSResources.getMessage("VFSJFileChooser.homeFolderAccessibleName"); newFolderToolTipText = VFSResources.getMessage("VFSJFileChooser.newFolderToolTipText"); newFolderAccessibleName = VFSResources.getMessage("VFSJFileChooser.newFolderAccessibleName"); listViewButtonToolTipText = VFSResources.getMessage("VFSJFileChooser.listViewButtonToolTipText"); listViewButtonAccessibleName = VFSResources.getMessage("VFSJFileChooser.listViewButtonAccessibleName"); detailsViewButtonToolTipText = VFSResources.getMessage("VFSJFileChooser.detailsViewButtonToolTipText"); detailsViewButtonAccessibleName = VFSResources .getMessage("VFSJFileChooser.detailsViewButtonAccessibleName"); } @Override protected void installListeners(VFSJFileChooser fc) { super.installListeners(fc); ActionMap actionMap = getActionMap(); SwingUtilities.replaceUIActionMap(fc, actionMap); } @Override protected ActionMap getActionMap() { return createActionMap(); } @Override protected ActionMap createActionMap() { ActionMap map = new ActionMapUIResource(); VFSFilePane.addActionsToMap(map, filePane.getActions()); return map; } protected JPanel createList(VFSJFileChooser fc) { return filePane.createList(); } protected JPanel createDetailsView(VFSJFileChooser fc) { return filePane.createDetailsView(); } /** * Creates a selection listener for the list of files and directories. * * @param fc a <code>VFSJFileChooser</code> * @return a <code>ListSelectionListener</code> */ @Override public ListSelectionListener createListSelectionListener(VFSJFileChooser fc) { return super.createListSelectionListener(fc); } @Override public void uninstallUI(JComponent c) { // Remove listeners c.removePropertyChangeListener(filterComboBoxModel); c.removePropertyChangeListener(filePane); cancelButton.removeActionListener(getCancelSelectionAction()); approveButton.removeActionListener(getApproveSelectionAction()); fileNameTextField.removeActionListener(getApproveSelectionAction()); if (filePane != null) { filePane.uninstallUI(); filePane = null; } super.uninstallUI(c); } /** * Returns the preferred size of the specified * <code>VFSJFileChooser</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 c a <code>VFSJFileChooser</code> * @return a <code>Dimension</code> specifying the preferred * width and height of the file chooser */ @Override 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>VFSJFileChooser</code>. * * @param c a <code>VFSJFileChooser</code> * @return a <code>Dimension</code> specifying the minimum * width and height of the file chooser */ @Override public Dimension getMinimumSize(JComponent c) { return MIN_SIZE; } /** * Returns the maximum size of the <code>VFSJFileChooser</code>. * * @param c a <code>VFSJFileChooser</code> * @return a <code>Dimension</code> specifying the maximum * width and height of the file chooser */ @Override public Dimension getMaximumSize(JComponent c) { return new Dimension(Integer.MAX_VALUE, Integer.MAX_VALUE); } private String fileNameString(FileObject fileObject) { if (fileObject == null) { return null; } else { VFSJFileChooser fc = getFileChooser(); if ((fc.isDirectorySelectionEnabled() && !fc.isFileSelectionEnabled()) || (fc.isDirectorySelectionEnabled() && fc.isFileSelectionEnabled() && fc.getFileSystemView().isFileSystemRoot(fileObject))) { String url = null; try { url = fileObject.getURL().toExternalForm(); } catch (FileSystemException ex) { ex.printStackTrace(); } return url; } else { return fileObject.getName().getBaseName(); } } } private String fileNameString(FileObject[] files) { StringBuilder buf = new StringBuilder(); final int fileCount = files.length; for (int i = 0; (files != null) && (i < fileCount); i++) { if (i > 0) { buf.append(" "); } if (fileCount > 1) { buf.append("\""); } buf.append(fileNameString(files[i])); if (fileCount > 1) { buf.append("\""); } } return buf.toString(); } /* The following methods are used by the PropertyChange Listener */ private void doSelectedFileChanged(PropertyChangeEvent e) { FileObject f = (FileObject) e.getNewValue(); VFSJFileChooser fc = getFileChooser(); if ((f != null) && ((fc.isFileSelectionEnabled() && !VFSUtils.isDirectory(f)) || (VFSUtils.isDirectory(f) && fc.isDirectorySelectionEnabled()))) { setFileName(fileNameString(f)); } } private void doSelectedFilesChanged(PropertyChangeEvent e) { FileObject[] files = (FileObject[]) e.getNewValue(); VFSJFileChooser fc = getFileChooser(); if ((files != null) && (files.length > 0) && ((files.length > 1) || fc.isDirectorySelectionEnabled() || !VFSUtils.isDirectory(files[0]))) { setFileName(fileNameString(files)); } } private void doDirectoryChanged(PropertyChangeEvent e) { VFSJFileChooser fc = getFileChooser(); AbstractVFSFileSystemView fsv = fc.getFileSystemView(); clearIconCache(); FileObject currentDirectory = fc.getCurrentDirectoryObject(); if (currentDirectory != null) { directoryComboBoxModel.addItem(currentDirectory); directoryComboBox.setSelectedItem(currentDirectory); fc.setCurrentDirectoryObject(currentDirectory); if (fc.isDirectorySelectionEnabled() && !fc.isFileSelectionEnabled()) { if (fsv.isFileSystem(currentDirectory)) { String url = null; try { url = currentDirectory.getURL().toExternalForm(); } catch (FileSystemException e1) { e1.printStackTrace(); } setFileName(url); } else { setFileName(null); } } } } private void doFilterChanged(PropertyChangeEvent e) { clearIconCache(); } private void doFileSelectionModeChanged(PropertyChangeEvent e) { if (fileNameLabel != null) { populateFileNameLabel(); } clearIconCache(); VFSJFileChooser fc = getFileChooser(); FileObject currentDirectory = fc.getCurrentDirectoryObject(); if ((currentDirectory != null) && fc.isDirectorySelectionEnabled() && !fc.isFileSelectionEnabled() && fc.getFileSystemView().isFileSystem(currentDirectory)) { String url = null; try { url = currentDirectory.getURL().toExternalForm(); } catch (FileSystemException e1) { e1.printStackTrace(); } setFileName(url); } else { setFileName(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) { VFSJFileChooser m_chooser = getFileChooser(); approveButton.setText(getApproveButtonText(m_chooser)); approveButton.setToolTipText(getApproveButtonToolTipText(m_chooser)); } private void doDialogTypeChanged(PropertyChangeEvent e) { VFSJFileChooser m_chooser = getFileChooser(); approveButton.setText(getApproveButtonText(m_chooser)); approveButton.setToolTipText(getApproveButtonToolTipText(m_chooser)); if (m_chooser.getDialogType() == DIALOG_TYPE.SAVE) { 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. */ @Override public PropertyChangeListener createPropertyChangeListener(VFSJFileChooser fc) { return new PropertyChangeListener() { public void propertyChange(PropertyChangeEvent e) { String s = e.getPropertyName(); if (s.equals(VFSJFileChooserConstants.SELECTED_FILE_CHANGED_PROPERTY)) { doSelectedFileChanged(e); } else if (s.equals(VFSJFileChooserConstants.SELECTED_FILES_CHANGED_PROPERTY)) { doSelectedFilesChanged(e); } else if (s.equals(VFSJFileChooserConstants.DIRECTORY_CHANGED_PROPERTY)) { doDirectoryChanged(e); } else if (s.equals(VFSJFileChooserConstants.FILE_FILTER_CHANGED_PROPERTY)) { doFilterChanged(e); } else if (s.equals(VFSJFileChooserConstants.FILE_SELECTION_MODE_CHANGED_PROPERTY)) { doFileSelectionModeChanged(e); } else if (s.equals(VFSJFileChooserConstants.ACCESSORY_CHANGED_PROPERTY)) { doAccessoryChanged(e); } else if (s.equals(VFSJFileChooserConstants.APPROVE_BUTTON_TEXT_CHANGED_PROPERTY) || s.equals(VFSJFileChooserConstants.APPROVE_BUTTON_TOOL_TIP_TEXT_CHANGED_PROPERTY)) { doApproveButtonTextChanged(e); } else if (s.equals(VFSJFileChooserConstants.DIALOG_TYPE_CHANGED_PROPERTY)) { doDialogTypeChanged(e); } else if (s.equals(VFSJFileChooserConstants.APPROVE_BUTTON_MNEMONIC_CHANGED_PROPERTY)) { doApproveButtonMnemonicChanged(e); } else if (s.equals(VFSJFileChooserConstants.CONTROL_BUTTONS_ARE_SHOWN_CHANGED_PROPERTY)) { doControlButtonsChanged(e); } else if (s.equals("componentOrientation")) { ComponentOrientation o = (ComponentOrientation) e.getNewValue(); VFSJFileChooser cc = (VFSJFileChooser) e.getSource(); if (o != (ComponentOrientation) e.getOldValue()) { cc.applyComponentOrientation(o); } } else if (s.equals("FileChooser.useShellFolder")) { updateUseShellFolder(); doDirectoryChanged(e); } else if (s.equals("ancestor")) { if ((e.getOldValue() == null) && (e.getNewValue() != null)) { // Ancestor was added, set initial focus fileNameTextField.selectAll(); fileNameTextField.requestFocus(); } } } }; } /** * */ protected void removeControlButtons() { getBottomPanel().remove(getButtonPanel()); } /** * */ protected void addControlButtons() { getBottomPanel().add(getButtonPanel()); } @Override public void ensureFileIsVisible(VFSJFileChooser fc, FileObject f) { filePane.ensureFileIsVisible(fc, f); } @Override public void rescanCurrentDirectory(VFSJFileChooser fc) { filePane.rescanCurrentDirectory(); } @Override public String getFileName() { if (fileNameTextField != null) { return fileNameTextField.getText(); } else { return null; } } @Override 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 */ @Override protected void setDirectorySelected(boolean directorySelected) { super.setDirectorySelected(directorySelected); if (directorySelected) { if (approveButton != null) { approveButton.setText(directoryOpenButtonText); approveButton.setToolTipText(directoryOpenButtonToolTipText); } } else { if (approveButton != null) { approveButton.setText(getApproveButtonText(chooser)); approveButton.setToolTipText(getApproveButtonToolTipText(chooser)); } } } @Override public String getDirectoryName() { // PENDING(jeff) - get the name from the directory combobox return null; } @Override public void setDirectoryName(String dirname) { // PENDING(jeff) - set the name in the directory combobox } /** * @param fc * @return */ protected ListCellRenderer createDirectoryComboBoxRenderer(VFSJFileChooser fc) { return new DirectoryComboBoxRenderer(); } // // DataModel for DirectoryComboxbox // /** * @param fc * @return */ protected DirectoryComboBoxModel createDirectoryComboBoxModel(VFSJFileChooser fc) { return new DirectoryComboBoxModel(); } // // Renderer for Types ComboBox // protected ListCellRenderer createFilterComboBoxRenderer() { return new FilterComboBoxRenderer(); } // // DataModel for Types Comboxbox // protected FilterComboBoxModel createFilterComboBoxModel() { return new FilterComboBoxModel(); } /** * @param e */ public void valueChanged(ListSelectionEvent e) { VFSJFileChooser fc = getFileChooser(); FileObject f = fc.getSelectedFileObject(); if (!e.getValueIsAdjusting() && (f != null) && !getFileChooser().isTraversable(f)) { setFileName(fileNameString(f)); } } @Override protected JButton getApproveButton(VFSJFileChooser fc) { return approveButton; } private static void groupLabels(AlignedLabel[] group) { for (AlignedLabel grp : group) { grp.group = group; } } /** * @return */ public ComboBoxModel getCombo() { return directoryComboBoxModel; } final class MetalVFSFileChooserUIAccessor implements VFSFileChooserUIAccessorIF { public VFSJFileChooser getFileChooser() { return chooser; } public BasicVFSDirectoryModel getModel() { return MetalVFSFileChooserUI.this.getModel(); } public JPanel createList() { return MetalVFSFileChooserUI.this.createList(getFileChooser()); } public JPanel createDetailsView() { return MetalVFSFileChooserUI.this.createDetailsView(getFileChooser()); } public boolean isDirectorySelected() { return MetalVFSFileChooserUI.this.isDirectorySelected(); } public FileObject getDirectory() { return MetalVFSFileChooserUI.this.getDirectory(); } public Action getChangeToParentDirectoryAction() { return MetalVFSFileChooserUI.this.getChangeToParentDirectoryAction(); } public Action getApproveSelectionAction() { return MetalVFSFileChooserUI.this.getApproveSelectionAction(); } public Action getNewFolderAction() { return MetalVFSFileChooserUI.this.getNewFolderAction(); } public MouseListener createDoubleClickListener(JList list) { return MetalVFSFileChooserUI.this.createDoubleClickListener(getFileChooser(), list); } public ListSelectionListener createListSelectionListener() { return MetalVFSFileChooserUI.this.createListSelectionListener(getFileChooser()); } public boolean usesShellFolder() { return useShellFolder; } } // // Renderer for DirectoryComboBox // @SuppressWarnings("serial") private final class DirectoryComboBoxRenderer extends DefaultListCellRenderer { IndentIcon ii = null; //new IndentIcon(); @Override 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; } FileObject directory = (FileObject) value; String texte = VFSUtils.getFriendlyName(getFileChooser().getName(directory)); setText(texte); Icon icon = getFileChooser().getIcon(directory); ii = new IndentIcon(icon); ii.depth = directoryComboBoxModel.getDepth(index); setIcon(ii); return this; } } /** * Data model for a type-face selection combo-box. */ @SuppressWarnings("serial") public final class DirectoryComboBoxModel extends AbstractListModel implements ComboBoxModel { List<FileObject> directories = new CopyOnWriteArrayList<FileObject>(); int[] depths = null; FileObject selectedDirectory = null; VFSJFileChooser chooser = getFileChooser(); AbstractVFSFileSystemView fsv = chooser.getFileSystemView(); public DirectoryComboBoxModel() { // Add the current directory to the model, and make it the // selectedDirectory FileObject dir = getFileChooser().getCurrentDirectoryObject(); 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(FileObject directory) { if (directory == null) { return; } directories.clear(); FileObject[] baseFolders; baseFolders = fsv.getRoots(directory); 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 // FileObject canonical = directory; // create FileObject instances of each directory leading up to the top try { FileObject f = directory; List<FileObject> path = new ArrayList<FileObject>(10); do { path.add(f); } while ((f = VFSUtils.getParentDirectory(f)) != null); int pathCount = path.size(); // Insert chain at appropriate place in vector for (int i = 0; i < pathCount; i++) { f = path.get(i); int topIndex = directories.indexOf(f); if (topIndex != -1) { for (int j = i - 1; j >= 0; j--) { directories.add((topIndex + i) - j, path.get(j)); } break; } } calculateDepths(); } catch (Exception ex) { calculateDepths(); } } private void calculateDepths() { depths = new int[directories.size()]; final int count = depths.length; for (int i = 0; i < count; i++) { FileObject dir = (FileObject) directories.get(i); FileObject parent = VFSUtils.getParentDirectory(dir); depths[i] = 0; if (parent != null) { for (int j = i - 1; j >= 0; j--) { if (parent.equals((FileObject) 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) { if (selectedDirectory.equals(this.selectedDirectory)) { return; } this.selectedDirectory = (FileObject) selectedDirectory; fireContentsChanged(this, -1, -1); } public Object getSelectedItem() { return selectedDirectory; } public int getSize() { return directories.size(); } public Object getElementAt(int index) { return directories.get(index); } } /** * Data model for a type-face selection combo-box. */ @SuppressWarnings("serial") public final class FilterComboBoxModel extends AbstractListModel implements ComboBoxModel, PropertyChangeListener { protected AbstractVFSFileFilter[] filters; protected FilterComboBoxModel() { super(); filters = getFileChooser().getChoosableFileFilters(); } public void propertyChange(PropertyChangeEvent e) { String prop = e.getPropertyName(); if (prop.equals(VFSJFileChooserConstants.CHOOSABLE_FILE_FILTER_CHANGED_PROPERTY)) { filters = (AbstractVFSFileFilter[]) e.getNewValue(); fireContentsChanged(this, -1, -1); } else if (prop.equals(VFSJFileChooserConstants.FILE_FILTER_CHANGED_PROPERTY)) { fireContentsChanged(this, -1, -1); } } public void setSelectedItem(Object filter) { if (filter != null) { getFileChooser().setFileFilter((AbstractVFSFileFilter) filter); fireContentsChanged(this, -1, -1); } } public Object getSelectedItem() { // Ensure that the current filter is in the list. // NOTE: we shouldnt' have to do this, since VFSJFileChooser adds // the filter to the choosable filters list when the filter // is set. Lets be paranoid just in case someone overrides // setFileFilter in VFSJFileChooser. AbstractVFSFileFilter currentFilter = getFileChooser().getFileFilter(); boolean found = false; if (currentFilter != null) { for (AbstractVFSFileFilter aFilter : filters) { if (aFilter == 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; } } } /** * Acts when DirectoryComboBox has changed the selected item. */ @SuppressWarnings("serial") final class DirectoryComboBoxAction extends AbstractAction { protected DirectoryComboBoxAction() { super("DirectoryComboBoxAction"); } public void actionPerformed(ActionEvent e) { directoryComboBox.hidePopup(); FileObject folder = (FileObject) directoryComboBox.getSelectedItem(); if (!getFileChooser().getCurrentDirectory().equals(folder)) { getFileChooser().setCurrentDirectoryObject(folder); } } } }