src/net/pterodactylus/jsite/gui/FileManager.java

   1 /*
   2  * jSite2 - FileManager.java -
   3  * Copyright © 2008 David Roden
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 package net.pterodactylus.jsite.gui;
  21
  22 import java.awt.BorderLayout;
  23 import java.awt.Color;
  24 import java.awt.Component;
  25 import java.awt.Dimension;
  26 import java.awt.FlowLayout;
  27 import java.awt.Font;
  28 import java.awt.GridBagConstraints;
  29 import java.awt.GridBagLayout;
  30 import java.awt.Insets;
  31 import java.awt.Point;
  32 import java.awt.event.ActionEvent;
  33 import java.awt.event.ActionListener;
  34 import java.awt.event.MouseEvent;
  35 import java.awt.event.MouseListener;
  36 import java.beans.PropertyChangeEvent;
  37 import java.beans.PropertyChangeListener;
  38 import java.io.File;
  39 import java.util.ArrayList;
  40 import java.util.Collections;
  41 import java.util.HashMap;
  42 import java.util.List;
  43 import java.util.Map;
  44 import java.util.logging.Level;
  45 import java.util.logging.Logger;
  46
  47 import javax.swing.BorderFactory;
  48 import javax.swing.JButton;
  49 import javax.swing.JCheckBox;
  50 import javax.swing.JCheckBoxMenuItem;
  51 import javax.swing.JDialog;
  52 import javax.swing.JLabel;
  53 import javax.swing.JOptionPane;
  54 import javax.swing.JPanel;
  55 import javax.swing.JPopupMenu;
  56 import javax.swing.JScrollPane;
  57 import javax.swing.JTextField;
  58 import javax.swing.JTree;
  59 import javax.swing.event.TreeModelEvent;
  60 import javax.swing.event.TreeModelListener;
  61 import javax.swing.event.TreeSelectionEvent;
  62 import javax.swing.event.TreeSelectionListener;
  63 import javax.swing.tree.DefaultTreeCellRenderer;
  64 import javax.swing.tree.TreeModel;
  65 import javax.swing.tree.TreePath;
  66
  67 import net.pterodactylus.jsite.i18n.I18n;
  68 import net.pterodactylus.jsite.i18n.I18nable;
  69 import net.pterodactylus.jsite.i18n.gui.I18nAction;
  70 import net.pterodactylus.jsite.i18n.gui.I18nLabel;
  71 import net.pterodactylus.jsite.project.FileOverride;
  72 import net.pterodactylus.jsite.project.Project;
  73 import net.pterodactylus.jsite.project.ProjectFile;
  74 import net.pterodactylus.util.logging.Logging;
  75 import net.pterodactylus.util.swing.SwingUtils;
  76
  77 /**
  78  * Manages physical and virtual files in a project.
  79  *
  80  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  81  */
  82 public class FileManager extends JDialog implements I18nable, ActionListener, TreeSelectionListener, MouseListener {
  83
  84         /** Logger. */
  85         private static final Logger logger = Logging.getLogger(FileManager.class.getName());
  86
  87         /** The Swing interface. */
  88         private final SwingInterface swingInterface;
  89
  90         /** The project whose files to manage. */
  91         private final Project project;
  92
  93         /** The tree model for the project files. */
  94         private final ProjectFileTreeModel fileTreeModel;
  95
  96         /** The tree cell renderer. */
  97         private final FileCellRenderer fileCellRenderer;
  98
  99         /** The “rescan” action. */
 100         private I18nAction rescanAction;
 101
 102         /** The “close” action. */
 103         private I18nAction closeAction;
 104
 105         /** The “set default file” action. */
 106         private I18nAction setDefaultFileAction;
 107
 108         /** The “insert” action. */
 109         private I18nAction insertAction;
 110
 111         /** The “project files” label. */
 112         private I18nLabel projectFilesLabel;
 113
 114         /** The tree that shows the files. */
 115         private JTree fileTree;
 116
 117         /** The scroll pane that holds the file tree. */
 118         private JScrollPane fileScrollPane;
 119
 120         /** The “file properties” label. */
 121         private I18nLabel filePropertiesLabel;
 122
 123         /** The “file path” label. */
 124         private I18nLabel filePathLabel;
 125
 126         /** The “file path” textfield. */
 127         private JTextField filePathTextField;
 128
 129         /** The “file name” label. */
 130         private I18nLabel fileNameLabel;
 131
 132         /** The “file name” textfield. */
 133         private JTextField fileNameTextField;
 134
 135         /** The “file size” label. */
 136         private I18nLabel fileSizeLabel;
 137
 138         /** The “file size” text field. */
 139         private JTextField fileSizeTextField;
 140
 141         /** The “override” label. */
 142         private I18nLabel overrideLabel;
 143
 144         /** The “override active” action. */
 145         private I18nAction overrideAction;
 146
 147         /** The “override action” checkbox. */
 148         private JCheckBox overrideCheckBox;
 149
 150         /** The context menu for the tree. */
 151         private JPopupMenu treeContextMenu;
 152
 153         /** The “insert” checkbox. */
 154         private JCheckBoxMenuItem insertCheckBoxMenuItem;
 155
 156         /**
 157          * Creates a new file manager.
 158          *
 159          * @param swingInterface
 160          *            The Swing interface
 161          * @param project
 162          *            The project whose files to manage
 163          */
 164         public FileManager(SwingInterface swingInterface, Project project) {
 165                 super(swingInterface.getMainWindow(), I18n.get("fileManager.title", project.getName()), true);
 166                 logger.log(Level.FINEST, "project: " + project);
 167                 this.swingInterface = swingInterface;
 168                 this.project = project;
 169                 fileTreeModel = new ProjectFileTreeModel();
 170                 project.addPropertyChangeListener(fileTreeModel);
 171                 fileCellRenderer = new FileCellRenderer();
 172                 initActions();
 173                 initComponents();
 174                 pack();
 175                 SwingUtils.center(this);
 176         }
 177
 178         //
 179         // ACTIONS
 180         //
 181
 182         /**
 183          * @see java.awt.Component#setVisible(boolean)
 184          */
 185         @Override
 186         public void setVisible(boolean visible) {
 187                 if (visible) {
 188                         initiateFileScan();
 189                 }
 190                 super.setVisible(visible);
 191         }
 192
 193         //
 194         // PRIVATE METHODS
 195         //
 196
 197         /**
 198          * Initializes all actions.
 199          */
 200         private void initActions() {
 201                 closeAction = new I18nAction("fileManager.button.close") {
 202
 203                         /**
 204                          * {@inheritDoc}
 205                          */
 206                         public void actionPerformed(ActionEvent e) {
 207                                 setVisible(false);
 208                         }
 209                 };
 210                 rescanAction = new I18nAction("fileManager.button.rescan") {
 211
 212                         /**
 213                          * {@inheritDoc}
 214                          */
 215                         @SuppressWarnings("synthetic-access")
 216                         public void actionPerformed(ActionEvent actionEvent) {
 217                                 initiateFileScan();
 218                         }
 219                 };
 220                 setDefaultFileAction = new I18nAction("fileManager.menu.item.setDefaultFile") {
 221
 222                         /**
 223                          * {@inheritDoc}
 224                          */
 225                         public void actionPerformed(ActionEvent actionEvent) {
 226                                 TreePath selectedPath = fileTree.getSelectionPath();
 227                                 if (selectedPath == null) {
 228                                         logger.log(Level.WARNING, "nothing selected!");
 229                                         return;
 230                                 }
 231                                 ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) selectedPath.getLastPathComponent();
 232                                 if (isHidden(projectFileWrapper)) {
 233                                         /* TODO - i18n */
 234                                         JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
 235                                         return;
 236                                 }
 237                                 if (projectFileWrapper.getProjectFile().isDirectory()) {
 238                                         /* TODO - i18n */
 239                                         JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
 240                                         return;
 241                                 }
 242                                 String completePath = projectFileWrapper.getProjectFile().getCompletePath();
 243                                 project.setDefaultFile(completePath);
 244                         }
 245                 };
 246                 insertAction = new I18nAction("fileManager.menu.item.insert") {
 247
 248                         /**
 249                          * {@inheritDoc}
 250                          */
 251                         public void actionPerformed(ActionEvent e) {
 252                                 /* TODO */
 253                         }
 254                 };
 255                 overrideAction = new I18nAction("fileManager.checkbox.overrideActive") {
 256                         /**
 257                          * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
 258                          */
 259                         public void actionPerformed(ActionEvent actionEvent) {
 260                                 /* TODO */
 261                         }
 262                 };
 263         }
 264
 265         /**
 266          * Initializes all components.
 267          */
 268         private void initComponents() {
 269                 treeContextMenu = new JPopupMenu();
 270                 treeContextMenu.add(setDefaultFileAction);
 271                 insertCheckBoxMenuItem = new JCheckBoxMenuItem(insertAction);
 272                 treeContextMenu.add(insertCheckBoxMenuItem);
 273
 274                 JPanel contentPanel = new JPanel(new BorderLayout(12, 12));
 275                 contentPanel.setBorder(BorderFactory.createEmptyBorder(12, 12, 12, 12));
 276
 277                 contentPanel.add(createFileManagerPanel(), BorderLayout.CENTER);
 278                 contentPanel.add(createButtonPanel(), BorderLayout.PAGE_END);
 279
 280                 setContentPane(contentPanel);
 281         }
 282
 283         /**
 284          * Creates the main panel with the file tree and the file properties.
 285          *
 286          * @return The mail panel
 287          */
 288         private Component createFileManagerPanel() {
 289                 JPanel fileManagerPanel = new JPanel(new BorderLayout(12, 12));
 290
 291                 /* file tree panel */
 292                 JPanel fileTreePanel = new JPanel(new BorderLayout(12, 12));
 293                 fileManagerPanel.add(fileTreePanel, BorderLayout.LINE_START);
 294
 295                 fileTree = new JTree(fileTreeModel);
 296                 fileTree.setShowsRootHandles(false);
 297                 fileTree.addTreeSelectionListener(this);
 298                 fileTree.addMouseListener(this);
 299                 fileTree.setCellRenderer(fileCellRenderer);
 300                 fileTreePanel.add(fileScrollPane = new JScrollPane(fileTree), BorderLayout.CENTER);
 301                 fileScrollPane.setPreferredSize(new Dimension(200, 350));
 302
 303                 projectFilesLabel = new I18nLabel("fileManager.label.projectFiles", fileTree);
 304                 JPanel projectFilesLabelPanel = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
 305                 fileTreePanel.add(projectFilesLabelPanel, BorderLayout.NORTH);
 306                 projectFilesLabelPanel.add(projectFilesLabel);
 307
 308                 /* the right panel */
 309                 JPanel rightPanel = new JPanel(new BorderLayout(12, 12));
 310                 fileManagerPanel.add(rightPanel, BorderLayout.CENTER);
 311
 312                 /* properties panel */
 313                 JPanel propertiesPanel = new JPanel(new GridBagLayout());
 314                 rightPanel.add(propertiesPanel, BorderLayout.CENTER);
 315                 propertiesPanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEtchedBorder(), BorderFactory.createEmptyBorder(12, 12, 12, 12)));
 316                 propertiesPanel.setPreferredSize(new Dimension(400, 350));
 317
 318                 filePropertiesLabel = new I18nLabel("fileManager.label.fileProperties");
 319                 filePropertiesLabel.setFont(filePropertiesLabel.getFont().deriveFont(Font.BOLD));
 320                 propertiesPanel.add(filePropertiesLabel, new GridBagConstraints(0, 0, 2, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0));
 321
 322                 filePathLabel = new I18nLabel("fileManager.label.filePath");
 323                 filePathTextField = new JTextField();
 324                 filePathTextField.setEditable(false);
 325                 propertiesPanel.add(filePathLabel, new GridBagConstraints(0, 1, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
 326                 propertiesPanel.add(filePathTextField, new GridBagConstraints(1, 1, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
 327
 328                 fileNameLabel = new I18nLabel("fileManager.label.fileName");
 329                 fileNameTextField = new JTextField();
 330                 fileNameTextField.setEditable(false);
 331                 propertiesPanel.add(fileNameLabel, new GridBagConstraints(0, 2, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
 332                 propertiesPanel.add(fileNameTextField, new GridBagConstraints(1, 2, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
 333
 334                 fileSizeLabel = new I18nLabel("fileManager.label.fileSize");
 335                 fileSizeTextField = new JTextField();
 336                 fileSizeTextField.setEditable(false);
 337                 propertiesPanel.add(fileSizeLabel, new GridBagConstraints(0, 3, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
 338                 propertiesPanel.add(fileSizeTextField, new GridBagConstraints(1, 3, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
 339
 340                 /* override settings. */
 341                 overrideLabel = new I18nLabel("fileManager.label.override");
 342                 overrideLabel.setFont(overrideLabel.getFont().deriveFont(Font.BOLD));
 343                 propertiesPanel.add(overrideLabel, new GridBagConstraints(0, 4, 2, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(24, 0, 0, 0), 0, 0));
 344
 345                 overrideCheckBox = new JCheckBox(overrideAction);
 346                 propertiesPanel.add(overrideCheckBox, new GridBagConstraints(0, 5, 2, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
 347
 348                 /* glue panel. */
 349                 propertiesPanel.add(new JPanel(), new GridBagConstraints(0, 6, 2, 1, 1.0, 1.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0));
 350
 351                 /* action button panel */
 352                 JPanel actionButtonPanel = new JPanel(new FlowLayout(FlowLayout.LEADING, 12, 12));
 353                 rightPanel.add(actionButtonPanel, BorderLayout.PAGE_END);
 354                 actionButtonPanel.setBorder(BorderFactory.createEtchedBorder());
 355
 356                 JButton rescanButton = new JButton(rescanAction);
 357                 actionButtonPanel.add(rescanButton);
 358
 359                 return fileManagerPanel;
 360         }
 361
 362         /**
 363          * Creates the button panel.
 364          *
 365          * @return The button panel
 366          */
 367         private Component createButtonPanel() {
 368                 JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.TRAILING, 12, 12));
 369
 370                 buttonPanel.setBorder(BorderFactory.createEmptyBorder(-12, -12, -12, -12));
 371                 JButton closeButton = new JButton(closeAction);
 372                 buttonPanel.add(closeButton);
 373
 374                 getRootPane().setDefaultButton(closeButton);
 375                 return buttonPanel;
 376         }
 377
 378         /**
 379          * Initiates a file scan.
 380          */
 381         private void initiateFileScan() {
 382                 swingInterface.getThreadPool().execute(new Runnable() {
 383
 384                         /**
 385                          * @see java.lang.Runnable#run()
 386                          */
 387                         @SuppressWarnings("synthetic-access")
 388                         public void run() {
 389                                 fileTree.setEnabled(false);
 390                                 rescanAction.setEnabled(false);
 391                                 ProjectFile baseProjectFile = project.getBaseFile();
 392                                 if (baseProjectFile != null) {
 393                                         fileTreeModel.setBaseProjectFile(baseProjectFile);
 394                                 }
 395                                 // fileScrollPane.revalidate();
 396                                 rescanAction.setEnabled(true);
 397                                 fileTree.setEnabled(true);
 398                         }
 399
 400                 });
 401         }
 402
 403         /**
 404          * Checks whether the given mouse event is a popup trigger and occured over
 405          * a file. If so, the context menu is shown.
 406          *
 407          * @param mouseEvent
 408          *            The mouse event to check
 409          */
 410         private void maybeShowContextMenu(MouseEvent mouseEvent) {
 411                 if (!mouseEvent.isPopupTrigger()) {
 412                         return;
 413                 }
 414                 Point eventLocation = mouseEvent.getPoint();
 415                 TreePath clickedPath = fileTree.getPathForLocation(eventLocation.x, eventLocation.y);
 416                 if (clickedPath == null) {
 417                         return;
 418                 }
 419                 fileTree.setSelectionPath(clickedPath);
 420                 ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) clickedPath.getLastPathComponent();
 421                 insertCheckBoxMenuItem.setSelected(!isHidden(projectFileWrapper));
 422                 treeContextMenu.show(fileTree, eventLocation.x, eventLocation.y);
 423         }
 424
 425         /**
 426          * Finds whether the {@link ProjectFile} given by
 427          * <code>projectFileWrapper</code> is hidden.
 428          *
 429          * @param projectFileWrapper
 430          *            The wrapped project file
 431          * @return <code>true</code> if the file is hidden and should not be
 432          *         inserted, <code>false</code> otherwise
 433          */
 434         private boolean isHidden(ProjectFileWrapper projectFileWrapper) {
 435                 ProjectFile projectFile = projectFileWrapper.getProjectFile();
 436                 FileOverride fileOverride = project.getFileOverrides().get(projectFile.getCompletePath());
 437                 return ((fileOverride == null) && projectFile.isHidden()) || ((fileOverride != null) && (fileOverride.isInsert()));
 438         }
 439
 440         //
 441         // INTERFACE I18nable
 442         //
 443
 444         /**
 445          * {@inheritDoc}
 446          */
 447         public void updateI18n() {
 448                 setTitle(I18n.get("fileManager.title", project.getName()));
 449                 projectFilesLabel.updateI18n();
 450                 filePropertiesLabel.updateI18n();
 451                 filePathLabel.updateI18n();
 452         }
 453
 454         //
 455         // INTERFACE TreeSelectionListener
 456         //
 457
 458         /**
 459          * {@inheritDoc}
 460          */
 461         public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
 462                 TreePath[] selectedPaths = fileTree.getSelectionPaths();
 463                 filePathTextField.setText("");
 464                 fileNameTextField.setText("");
 465                 fileSizeTextField.setText("");
 466                 if ((selectedPaths != null) && (selectedPaths.length == 1)) {
 467                         Object lastPathComponent = selectedPaths[0].getLastPathComponent();
 468                         if (!(lastPathComponent instanceof ProjectFileWrapper)) {
 469                                 logger.log(Level.SEVERE, "lastPathComponent is not a ProjectFileWrapper!");
 470                                 return;
 471                         }
 472                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) lastPathComponent;
 473                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 474                         if (projectFile.isFile()) {
 475                                 String completePath = projectFile.getCompletePath();
 476                                 int lastSeparator = completePath.lastIndexOf(File.separatorChar);
 477                                 if (lastSeparator == -1) {
 478                                         filePathTextField.setText("");
 479                                 } else {
 480                                         filePathTextField.setText(completePath.substring(0, lastSeparator));
 481                                 }
 482                                 fileNameTextField.setText(projectFile.getName());
 483                                 fileSizeTextField.setText(String.valueOf(projectFile.getSize()));
 484                         }
 485                 }
 486         }
 487
 488         //
 489         // INTERFACE ActionListener
 490         //
 491
 492         /**
 493          * {@inheritDoc}
 494          */
 495         public void actionPerformed(ActionEvent actionEvent) {
 496                 /* TODO */
 497         }
 498
 499         //
 500         // INTERFACE MouseListener
 501         //
 502
 503         /**
 504          * {@inheritDoc}
 505          */
 506         public void mouseClicked(MouseEvent mouseEvent) {
 507                 maybeShowContextMenu(mouseEvent);
 508         }
 509
 510         /**
 511          * {@inheritDoc}
 512          */
 513         public void mouseEntered(MouseEvent mouseEvent) {
 514                 /* ignore. */
 515         }
 516
 517         /**
 518          * {@inheritDoc}
 519          */
 520         public void mouseExited(MouseEvent mouseEvent) {
 521                 /* ignore. */
 522         }
 523
 524         /**
 525          * {@inheritDoc}
 526          */
 527         public void mousePressed(MouseEvent mouseEvent) {
 528                 maybeShowContextMenu(mouseEvent);
 529         }
 530
 531         /**
 532          * {@inheritDoc}
 533          */
 534         public void mouseReleased(MouseEvent mouseEvent) {
 535                 maybeShowContextMenu(mouseEvent);
 536         }
 537
 538         /**
 539          * Tree cell renderer that takes care of certain display properties for
 540          * project-specific stuff.
 541          *
 542          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
 543          */
 544         private class FileCellRenderer extends DefaultTreeCellRenderer {
 545
 546                 /**
 547                  * Empty constructor.
 548                  */
 549                 FileCellRenderer() {
 550                         /* do nothing. */
 551                 }
 552
 553                 /**
 554                  * @see javax.swing.tree.TreeCellRenderer#getTreeCellRendererComponent(javax.swing.JTree,
 555                  *      java.lang.Object, boolean, boolean, boolean, int, boolean)
 556                  */
 557                 @SuppressWarnings("synthetic-access")
 558                 @Override
 559                 public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus) {
 560                         Component superCellRenderer = super.getTreeCellRendererComponent(tree, value, selected, expanded, leaf, row, hasFocus);
 561                         if (!(superCellRenderer instanceof JLabel)) {
 562                                 logger.log(Level.SEVERE, "superCellRenderer is not a JLabel!");
 563                                 return superCellRenderer;
 564                         }
 565                         if (!(value instanceof ProjectFileWrapper)) {
 566                                 logger.log(Level.SEVERE, "value is not a ProjectFileWrapper!");
 567                                 return superCellRenderer;
 568                         }
 569                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) value;
 570                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 571                         String completePath = projectFile.getCompletePath();
 572                         boolean paintBold = false;
 573                         boolean paintHalfColor = false;
 574                         if (projectFile.isFile() && projectFile.isHidden()) {
 575                                 /* TODO - check override */
 576                                 paintHalfColor = true;
 577                         } else if (completePath.equals(project.getDefaultFile())) {
 578                                 paintBold = true;
 579                         } else if (projectFile.getParents().size() == 1) {
 580                                 paintBold = true;
 581                         }
 582                         if (paintHalfColor) {
 583                                 /* TODO - cache colors */
 584                                 Color foreground = superCellRenderer.getForeground();
 585                                 Color background = selected ? getBackgroundSelectionColor() : getBackgroundNonSelectionColor();
 586                                 Color averageColor = new Color((foreground.getRed() + background.getRed()) / 2, (foreground.getGreen() + background.getGreen()) / 2, (foreground.getBlue() + background.getBlue()) / 2);
 587                                 superCellRenderer.setForeground(averageColor);
 588                         } else {
 589                                 superCellRenderer.setForeground(selected ? getTextSelectionColor() : getTextNonSelectionColor());
 590                         }
 591                         if (paintBold) {
 592                                 superCellRenderer.setFont(superCellRenderer.getFont().deriveFont(Font.BOLD));
 593                         } else {
 594                                 superCellRenderer.setFont(superCellRenderer.getFont().deriveFont(Font.PLAIN));
 595                         }
 596                         return superCellRenderer;
 597                 }
 598
 599         }
 600
 601         /**
 602          * TreeModel that is based on {@link Project#getBaseFile()}.
 603          *
 604          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
 605          */
 606         private class ProjectFileTreeModel implements TreeModel, PropertyChangeListener {
 607
 608                 /** Tree model listeners. */
 609                 private final List<TreeModelListener> treeModelListeners = Collections.synchronizedList(new ArrayList<TreeModelListener>());
 610
 611                 /** The base project file. */
 612                 private ProjectFile baseProjectFile;
 613
 614                 /** Maps path names to project files. */
 615                 private final Map<String, ProjectFile> pathProjectFiles = Collections.synchronizedMap(new HashMap<String, ProjectFile>());
 616
 617                 /** Maps project files to wrappers. */
 618                 private final Map<ProjectFile, ProjectFileWrapper> projectFileWrappers = Collections.synchronizedMap(new HashMap<ProjectFile, ProjectFileWrapper>());
 619
 620                 /**
 621                  * Empty constructor.
 622                  */
 623                 ProjectFileTreeModel() {
 624                         /* do nothing. */
 625                 }
 626
 627                 //
 628                 // EVENT MANAGEMENT
 629                 //
 630
 631                 /**
 632                  * {@inheritDoc}
 633                  */
 634                 public void addTreeModelListener(TreeModelListener treeModelListener) {
 635                         treeModelListeners.add(treeModelListener);
 636                 }
 637
 638                 /**
 639                  * {@inheritDoc}
 640                  */
 641                 public void removeTreeModelListener(TreeModelListener treeModelListener) {
 642                         treeModelListeners.remove(treeModelListener);
 643                 }
 644
 645                 /**
 646                  * Notifies all listeners that a node has changed.
 647                  *
 648                  * @param changedProjectFileWrapper
 649                  *            The wrapper around the changed project file
 650                  */
 651                 protected void fireTreeNodesChanged(ProjectFileWrapper changedProjectFileWrapper) {
 652                         ProjectFile changedProjectFile = changedProjectFileWrapper.getProjectFile();
 653                         ProjectFile changedProjectFileParent = changedProjectFile.getParent();
 654                         ProjectFile currentProjectFileParent = changedProjectFile;
 655                         List<ProjectFileWrapper> parentProjectFileWrappers = new ArrayList<ProjectFileWrapper>();
 656                         do {
 657                                 parentProjectFileWrappers.add(0, projectFileWrappers.get(currentProjectFileParent));
 658                                 currentProjectFileParent = currentProjectFileParent.getParent();
 659                         } while (currentProjectFileParent != null);
 660                         TreeModelEvent treeModelEvent = new TreeModelEvent(this, parentProjectFileWrappers.toArray(), new int[] { getIndexOfChild(projectFileWrappers.get(changedProjectFileParent), changedProjectFileWrapper) }, new Object[] { changedProjectFileWrapper });
 661                         for (TreeModelListener treeModelListener : treeModelListeners) {
 662                                 treeModelListener.treeNodesChanged(treeModelEvent);
 663                         }
 664                 }
 665
 666                 /**
 667                  * Notifies all listeners that the tree structure has changed
 668                  * significantly.
 669                  *
 670                  * @see TreeModelListener#treeStructureChanged(TreeModelEvent)
 671                  * @param newRootNode
 672                  */
 673                 protected void fireTreeStructureChanged(ProjectFileWrapper newRootNode) {
 674                         for (TreeModelListener treeModelListener : treeModelListeners) {
 675                                 treeModelListener.treeStructureChanged(new TreeModelEvent(this, new Object[] { newRootNode }));
 676                         }
 677                 }
 678
 679                 //
 680                 // ACCESSORS
 681                 //
 682
 683                 /**
 684                  * Sets the new base project file. This causes the model to reload.
 685                  *
 686                  * @param baseProjectFile
 687                  *            The new base project file
 688                  */
 689                 @SuppressWarnings("synthetic-access")
 690                 public synchronized void setBaseProjectFile(ProjectFile baseProjectFile) {
 691                         this.baseProjectFile = baseProjectFile;
 692                         projectFileWrappers.clear();
 693                         pathProjectFiles.clear();
 694                         createWrappers(baseProjectFile);
 695                         projectFileWrappers.get(baseProjectFile).setNameOverride(project.getName());
 696                         fireTreeStructureChanged(projectFileWrappers.get(baseProjectFile));
 697                 }
 698
 699                 //
 700                 // PRIVATE METHODS
 701                 //
 702
 703                 /**
 704                  * Creates {@link ProjectFileWrapper}s for all files below the given
 705                  * project file.
 706                  *
 707                  * @param projectFile
 708                  *            The base project file for all project files to create
 709                  *            wrappers for
 710                  */
 711                 private void createWrappers(ProjectFile projectFile) {
 712                         projectFileWrappers.put(projectFile, new ProjectFileWrapper(projectFile));
 713                         pathProjectFiles.put(projectFile.getCompletePath(), projectFile);
 714                         for (ProjectFile projectFileChild : projectFile.getFiles()) {
 715                                 if (projectFileChild.isDirectory()) {
 716                                         createWrappers(projectFileChild);
 717                                 }
 718                                 projectFileWrappers.put(projectFileChild, new ProjectFileWrapper(projectFileChild));
 719                                 pathProjectFiles.put(projectFileChild.getCompletePath(), projectFileChild);
 720                         }
 721                 }
 722
 723                 //
 724                 // INTERFACE TreeModel
 725                 //
 726
 727                 /**
 728                  * {@inheritDoc}
 729                  */
 730                 public Object getRoot() {
 731                         return projectFileWrappers.get(baseProjectFile);
 732                 }
 733
 734                 /**
 735                  * {@inheritDoc}
 736                  */
 737                 @SuppressWarnings("synthetic-access")
 738                 public Object getChild(Object parent, int index) {
 739                         if (!(parent instanceof ProjectFileWrapper)) {
 740                                 logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
 741                                 return null;
 742                         }
 743                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
 744                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 745                         return projectFileWrappers.get(projectFile.getFiles().get(index));
 746                 }
 747
 748                 /**
 749                  * {@inheritDoc}
 750                  */
 751                 @SuppressWarnings("synthetic-access")
 752                 public int getChildCount(Object parent) {
 753                         if (!(parent instanceof ProjectFileWrapper)) {
 754                                 logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
 755                                 return -1;
 756                         }
 757                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
 758                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 759                         return projectFile.getFiles().size();
 760                 }
 761
 762                 /**
 763                  * {@inheritDoc}
 764                  */
 765                 @SuppressWarnings("synthetic-access")
 766                 public int getIndexOfChild(Object parent, Object child) {
 767                         if (!(parent instanceof ProjectFileWrapper)) {
 768                                 logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
 769                                 return -1;
 770                         }
 771                         if (!(child instanceof ProjectFileWrapper)) {
 772                                 logger.log(Level.SEVERE, "child is not a ProjectFileWrapper!");
 773                                 return -1;
 774                         }
 775                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
 776                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 777                         return projectFile.getFiles().indexOf(((ProjectFileWrapper) child).getProjectFile());
 778                 }
 779
 780                 /**
 781                  * {@inheritDoc}
 782                  */
 783                 @SuppressWarnings("synthetic-access")
 784                 public boolean isLeaf(Object node) {
 785                         if (!(node instanceof ProjectFileWrapper)) {
 786                                 logger.log(Level.SEVERE, "node is not a ProjectFileWrapper!");
 787                                 return true;
 788                         }
 789                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) node;
 790                         return projectFileWrapper.getProjectFile().isFile();
 791                 }
 792
 793                 /**
 794                  * {@inheritDoc}
 795                  */
 796                 public void valueForPathChanged(TreePath path, Object newValue) {
 797                         /* ignore, items will not be modified in tree. */
 798                 }
 799
 800                 //
 801                 // INTERFACE PropertyChangeListener
 802                 //
 803
 804                 /**
 805                  * @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
 806                  */
 807                 public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
 808                         if (Project.PROPERTY_DEFAULT_FILE.equals(propertyChangeEvent.getPropertyName())) {
 809                                 String oldCompletePath = (String) propertyChangeEvent.getOldValue();
 810                                 String newCompletePath = (String) propertyChangeEvent.getNewValue();
 811                                 ProjectFile oldProjectFile = pathProjectFiles.get(oldCompletePath);
 812                                 ProjectFile newProjectFile = pathProjectFiles.get(newCompletePath);
 813                                 ProjectFileWrapper oldProjectFileWrapper = projectFileWrappers.get(oldProjectFile);
 814                                 ProjectFileWrapper newProjectFileWrapper = projectFileWrappers.get(newProjectFile);
 815                                 System.out.println("oldProjectFileWrapper: " + oldProjectFileWrapper);
 816                                 System.out.println("newProjectFileWrapper: " + newProjectFileWrapper);
 817                                 fireTreeNodesChanged(oldProjectFileWrapper);
 818                                 fireTreeNodesChanged(newProjectFileWrapper);
 819                                 /* HACK - swing sucks a bit. */
 820                                 fileTree.setShowsRootHandles(false);
 821                         }
 822                 }
 823
 824         }
 825
 826         /**
 827          * Wrapper around a {@link ProjectFile} that overwrites
 828          * {@link Object#toString()} to return the project file’s name.
 829          *
 830          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
 831          */
 832         private static class ProjectFileWrapper {
 833
 834                 /** The wrapped project file. */
 835                 private final ProjectFile projectFile;
 836
 837                 /** The override name. */
 838                 private String nameOverride;
 839
 840                 /**
 841                  * Creates a new wrapper around a project file.
 842                  *
 843                  * @param projectFile
 844                  *            The project file to wrap
 845                  */
 846                 public ProjectFileWrapper(ProjectFile projectFile) {
 847                         this.projectFile = projectFile;
 848                 }
 849
 850                 /**
 851                  * Returns the wrapped project file.
 852                  *
 853                  * @return The wrapped project file
 854                  */
 855                 public ProjectFile getProjectFile() {
 856                         return projectFile;
 857                 }
 858
 859                 /**
 860                  * Sets the name override. If the name override is not <code>null</code>
 861                  * it will be shown insted of the project file’s name.
 862                  *
 863                  * @param nameOverride
 864                  *            The name override
 865                  */
 866                 void setNameOverride(String nameOverride) {
 867                         this.nameOverride = nameOverride;
 868                 }
 869
 870                 /**
 871                  * {@inheritDoc}
 872                  */
 873                 @Override
 874                 public String toString() {
 875                         return (nameOverride != null) ? nameOverride : projectFile.getName();
 876                 }
 877
 878         }
 879
 880 }