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.i18n.gui.I18nMenu;
  72 import net.pterodactylus.jsite.project.FileOverride;
  73 import net.pterodactylus.jsite.project.Project;
  74 import net.pterodactylus.jsite.project.ProjectFile;
  75 import net.pterodactylus.util.logging.Logging;
  76 import net.pterodactylus.util.swing.SwingUtils;
  77
  78 /**
  79  * Manages physical and virtual files in a project.
  80  *
  81  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  82  */
  83 public class FileManager extends JDialog implements I18nable, ActionListener, TreeSelectionListener, MouseListener {
  84
  85         /** Logger. */
  86         private static final Logger logger = Logging.getLogger(FileManager.class.getName());
  87
  88         /** The Swing interface. */
  89         private final SwingInterface swingInterface;
  90
  91         /** The project whose files to manage. */
  92         private final Project project;
  93
  94         /** The tree model for the project files. */
  95         private final ProjectFileTreeModel fileTreeModel;
  96
  97         /** The tree cell renderer. */
  98         private final FileCellRenderer fileCellRenderer;
  99
 100         /** The “rescan” action. */
 101         private I18nAction rescanAction;
 102
 103         /** The “close” action. */
 104         private I18nAction closeAction;
 105
 106         /** The “set default file” action. */
 107         private I18nAction setDefaultFileAction;
 108
 109         /** The “insert” action. */
 110         private I18nAction insertAction;
 111
 112         /** The “project files” label. */
 113         private I18nLabel projectFilesLabel;
 114
 115         /** The tree that shows the files. */
 116         private JTree fileTree;
 117
 118         /** The scroll pane that holds the file tree. */
 119         private JScrollPane fileScrollPane;
 120
 121         /** The “file properties” label. */
 122         private I18nLabel filePropertiesLabel;
 123
 124         /** The “file path” label. */
 125         private I18nLabel filePathLabel;
 126
 127         /** The “file path” textfield. */
 128         private JTextField filePathTextField;
 129
 130         /** The “file name” label. */
 131         private I18nLabel fileNameLabel;
 132
 133         /** The “file name” textfield. */
 134         private JTextField fileNameTextField;
 135
 136         /** The “file size” label. */
 137         private I18nLabel fileSizeLabel;
 138
 139         /** The “file size” text field. */
 140         private JTextField fileSizeTextField;
 141
 142         /** The “override” label. */
 143         private I18nLabel overrideLabel;
 144
 145         /** The “override active” action. */
 146         private I18nAction overrideAction;
 147
 148         /** The “override action” checkbox. */
 149         private JCheckBox overrideCheckBox;
 150
 151         /** The context menu for the tree. */
 152         private JPopupMenu treeContextMenu;
 153
 154         /** The “apply override” menu. */
 155         private I18nMenu overrideMenu;
 156
 157         /** The “apply insert override” action. */
 158         private I18nAction applyInsertOverrideAction;
 159
 160         /** The “apply mime type override” action. */
 161         private I18nAction applyMimeTypeOverrideAction;
 162
 163         /** The “insert” checkbox. */
 164         private JCheckBoxMenuItem insertCheckBoxMenuItem;
 165
 166         /**
 167          * Creates a new file manager.
 168          *
 169          * @param swingInterface
 170          *            The Swing interface
 171          * @param project
 172          *            The project whose files to manage
 173          */
 174         public FileManager(SwingInterface swingInterface, Project project) {
 175                 super(swingInterface.getMainWindow(), I18n.get("fileManager.title", project.getName()), true);
 176                 logger.log(Level.FINEST, "project: " + project);
 177                 this.swingInterface = swingInterface;
 178                 this.project = project;
 179                 fileTreeModel = new ProjectFileTreeModel();
 180                 project.addPropertyChangeListener(fileTreeModel);
 181                 fileCellRenderer = new FileCellRenderer();
 182                 initActions();
 183                 initComponents();
 184                 pack();
 185                 SwingUtils.center(this);
 186         }
 187
 188         //
 189         // ACTIONS
 190         //
 191
 192         /**
 193          * @see java.awt.Component#setVisible(boolean)
 194          */
 195         @Override
 196         public void setVisible(boolean visible) {
 197                 if (visible) {
 198                         initiateFileScan();
 199                 }
 200                 super.setVisible(visible);
 201         }
 202
 203         //
 204         // PRIVATE METHODS
 205         //
 206
 207         /**
 208          * Initializes all actions.
 209          */
 210         private void initActions() {
 211                 closeAction = new I18nAction("fileManager.button.close") {
 212
 213                         /**
 214                          * {@inheritDoc}
 215                          */
 216                         @SuppressWarnings("synthetic-access")
 217                         public void actionPerformed(ActionEvent e) {
 218                                 String defaultFile = project.getDefaultFile();
 219                                 if ((defaultFile == null) || (defaultFile.length() == 0)) {
 220                                         /* TODO - i18n */
 221                                         JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
 222                                         return;
 223                                 }
 224                                 ProjectFile projectFile = project.getFile(defaultFile);
 225                                 if (projectFile == null) {
 226                                         JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
 227                                         return;
 228                                 }
 229                                 setVisible(false);
 230                         }
 231                 };
 232                 rescanAction = new I18nAction("fileManager.button.rescan") {
 233
 234                         /**
 235                          * {@inheritDoc}
 236                          */
 237                         @SuppressWarnings("synthetic-access")
 238                         public void actionPerformed(ActionEvent actionEvent) {
 239                                 initiateFileScan();
 240                         }
 241                 };
 242                 setDefaultFileAction = new I18nAction("fileManager.menu.item.setDefaultFile") {
 243
 244                         /**
 245                          * {@inheritDoc}
 246                          */
 247                         @SuppressWarnings("synthetic-access")
 248                         public void actionPerformed(ActionEvent actionEvent) {
 249                                 TreePath selectedPath = fileTree.getSelectionPath();
 250                                 if (selectedPath == null) {
 251                                         logger.log(Level.WARNING, "nothing selected!");
 252                                         return;
 253                                 }
 254                                 ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) selectedPath.getLastPathComponent();
 255                                 if (isHidden(projectFileWrapper)) {
 256                                         /* TODO - i18n */
 257                                         JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
 258                                         return;
 259                                 }
 260                                 if (projectFileWrapper.getProjectFile().isDirectory()) {
 261                                         /* TODO - i18n */
 262                                         JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
 263                                         return;
 264                                 }
 265                                 String completePath = projectFileWrapper.getProjectFile().getCompletePath();
 266                                 project.setDefaultFile(completePath);
 267                         }
 268                 };
 269                 insertAction = new I18nAction("fileManager.menu.item.insert") {
 270
 271                         /**
 272                          * {@inheritDoc}
 273                          */
 274                         public void actionPerformed(ActionEvent e) {
 275                                 /* TODO */
 276                         }
 277                 };
 278                 overrideAction = new I18nAction("fileManager.checkbox.overrideActive") {
 279
 280                         /**
 281                          * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
 282                          */
 283                         public void actionPerformed(ActionEvent actionEvent) {
 284                                 /* TODO */
 285                         }
 286                 };
 287                 applyInsertOverrideAction = new I18nAction("fileManager.menu.item.applyInsertOverride") {
 288                         /**
 289                          * {@inheritDoc}
 290                          */
 291                         public void actionPerformed(ActionEvent actionEvent) {
 292                                 /* TODO */
 293                         }
 294                 };
 295                 applyMimeTypeOverrideAction = new I18nAction("fileManager.menu.item.applyMimeTypeOverride") {
 296                         /**
 297                          * {@inheritDoc}
 298                          */
 299                         public void actionPerformed(ActionEvent actionEvent) {
 300                                 /* TODO */
 301                         }
 302                 };
 303         }
 304
 305         /**
 306          * Initializes all components.
 307          */
 308         private void initComponents() {
 309                 treeContextMenu = new JPopupMenu();
 310                 treeContextMenu.add(setDefaultFileAction);
 311                 insertCheckBoxMenuItem = new JCheckBoxMenuItem(insertAction);
 312                 treeContextMenu.add(insertCheckBoxMenuItem);
 313
 314                 overrideMenu = new I18nMenu("fileManager.menu.override");
 315                 treeContextMenu.add(overrideMenu);
 316
 317                 overrideMenu.add(applyInsertOverrideAction);
 318                 overrideMenu.add(applyMimeTypeOverrideAction);
 319
 320                 JPanel contentPanel = new JPanel(new BorderLayout(12, 12));
 321                 contentPanel.setBorder(BorderFactory.createEmptyBorder(12, 12, 12, 12));
 322
 323                 contentPanel.add(createFileManagerPanel(), BorderLayout.CENTER);
 324                 contentPanel.add(createButtonPanel(), BorderLayout.PAGE_END);
 325
 326                 setContentPane(contentPanel);
 327         }
 328
 329         /**
 330          * Creates the main panel with the file tree and the file properties.
 331          *
 332          * @return The mail panel
 333          */
 334         private Component createFileManagerPanel() {
 335                 JPanel fileManagerPanel = new JPanel(new BorderLayout(12, 12));
 336
 337                 /* file tree panel */
 338                 JPanel fileTreePanel = new JPanel(new BorderLayout(12, 12));
 339                 fileManagerPanel.add(fileTreePanel, BorderLayout.LINE_START);
 340
 341                 fileTree = new JTree(fileTreeModel);
 342                 fileTree.setShowsRootHandles(false);
 343                 fileTree.addTreeSelectionListener(this);
 344                 fileTree.addMouseListener(this);
 345                 fileTree.setCellRenderer(fileCellRenderer);
 346                 fileTreePanel.add(fileScrollPane = new JScrollPane(fileTree), BorderLayout.CENTER);
 347                 fileScrollPane.setPreferredSize(new Dimension(200, 350));
 348
 349                 projectFilesLabel = new I18nLabel("fileManager.label.projectFiles", fileTree);
 350                 JPanel projectFilesLabelPanel = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
 351                 fileTreePanel.add(projectFilesLabelPanel, BorderLayout.NORTH);
 352                 projectFilesLabelPanel.add(projectFilesLabel);
 353
 354                 /* the right panel */
 355                 JPanel rightPanel = new JPanel(new BorderLayout(12, 12));
 356                 fileManagerPanel.add(rightPanel, BorderLayout.CENTER);
 357
 358                 /* properties panel */
 359                 JPanel propertiesPanel = new JPanel(new GridBagLayout());
 360                 rightPanel.add(propertiesPanel, BorderLayout.CENTER);
 361                 propertiesPanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEtchedBorder(), BorderFactory.createEmptyBorder(12, 12, 12, 12)));
 362                 propertiesPanel.setPreferredSize(new Dimension(400, 350));
 363
 364                 filePropertiesLabel = new I18nLabel("fileManager.label.fileProperties");
 365                 filePropertiesLabel.setFont(filePropertiesLabel.getFont().deriveFont(Font.BOLD));
 366                 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));
 367
 368                 filePathLabel = new I18nLabel("fileManager.label.filePath");
 369                 filePathTextField = new JTextField();
 370                 filePathTextField.setEditable(false);
 371                 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));
 372                 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));
 373
 374                 fileNameLabel = new I18nLabel("fileManager.label.fileName");
 375                 fileNameTextField = new JTextField();
 376                 fileNameTextField.setEditable(false);
 377                 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));
 378                 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));
 379
 380                 fileSizeLabel = new I18nLabel("fileManager.label.fileSize");
 381                 fileSizeTextField = new JTextField();
 382                 fileSizeTextField.setEditable(false);
 383                 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));
 384                 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));
 385
 386                 /* override settings. */
 387                 overrideLabel = new I18nLabel("fileManager.label.override");
 388                 overrideLabel.setFont(overrideLabel.getFont().deriveFont(Font.BOLD));
 389                 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));
 390
 391                 overrideCheckBox = new JCheckBox(overrideAction);
 392                 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));
 393
 394                 /* glue panel. */
 395                 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));
 396
 397                 /* action button panel */
 398                 JPanel actionButtonPanel = new JPanel(new FlowLayout(FlowLayout.LEADING, 12, 12));
 399                 rightPanel.add(actionButtonPanel, BorderLayout.PAGE_END);
 400                 actionButtonPanel.setBorder(BorderFactory.createEtchedBorder());
 401
 402                 JButton rescanButton = new JButton(rescanAction);
 403                 actionButtonPanel.add(rescanButton);
 404
 405                 return fileManagerPanel;
 406         }
 407
 408         /**
 409          * Creates the button panel.
 410          *
 411          * @return The button panel
 412          */
 413         private Component createButtonPanel() {
 414                 JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.TRAILING, 12, 12));
 415
 416                 buttonPanel.setBorder(BorderFactory.createEmptyBorder(-12, -12, -12, -12));
 417                 JButton closeButton = new JButton(closeAction);
 418                 buttonPanel.add(closeButton);
 419
 420                 getRootPane().setDefaultButton(closeButton);
 421                 return buttonPanel;
 422         }
 423
 424         /**
 425          * Initiates a file scan.
 426          */
 427         private void initiateFileScan() {
 428                 swingInterface.getThreadPool().execute(new Runnable() {
 429
 430                         /**
 431                          * @see java.lang.Runnable#run()
 432                          */
 433                         @SuppressWarnings("synthetic-access")
 434                         public void run() {
 435                                 fileTree.setEnabled(false);
 436                                 rescanAction.setEnabled(false);
 437                                 ProjectFile baseProjectFile = project.getBaseFile();
 438                                 if (baseProjectFile != null) {
 439                                         fileTreeModel.setBaseProjectFile(baseProjectFile);
 440                                 }
 441                                 // fileScrollPane.revalidate();
 442                                 rescanAction.setEnabled(true);
 443                                 fileTree.setEnabled(true);
 444                         }
 445
 446                 });
 447         }
 448
 449         /**
 450          * Checks whether the given mouse event is a popup trigger and occured over
 451          * a file. If so, the context menu is shown.
 452          *
 453          * @param mouseEvent
 454          *            The mouse event to check
 455          */
 456         private void maybeShowContextMenu(MouseEvent mouseEvent) {
 457                 if (!mouseEvent.isPopupTrigger()) {
 458                         return;
 459                 }
 460                 Point eventLocation = mouseEvent.getPoint();
 461                 TreePath clickedPath = fileTree.getPathForLocation(eventLocation.x, eventLocation.y);
 462                 if (clickedPath == null) {
 463                         return;
 464                 }
 465                 fileTree.setSelectionPath(clickedPath);
 466                 ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) clickedPath.getLastPathComponent();
 467                 setDefaultFileAction.setEnabled(projectFileWrapper.getProjectFile().isFile() && !isHidden(projectFileWrapper));
 468                 insertCheckBoxMenuItem.setSelected(!isHidden(projectFileWrapper));
 469                 treeContextMenu.show(fileTree, eventLocation.x, eventLocation.y);
 470         }
 471
 472         /**
 473          * Finds whether the {@link ProjectFile} given by
 474          * <code>projectFileWrapper</code> is hidden.
 475          *
 476          * @param projectFileWrapper
 477          *            The wrapped project file
 478          * @return <code>true</code> if the file is hidden and should not be
 479          *         inserted, <code>false</code> otherwise
 480          */
 481         private boolean isHidden(ProjectFileWrapper projectFileWrapper) {
 482                 ProjectFile projectFile = projectFileWrapper.getProjectFile();
 483                 FileOverride fileOverride = project.getFileOverrides().get(projectFile.getCompletePath());
 484                 return ((fileOverride == null) && projectFile.isHidden()) || ((fileOverride != null) && (fileOverride.isInsert()));
 485         }
 486
 487         //
 488         // INTERFACE I18nable
 489         //
 490
 491         /**
 492          * {@inheritDoc}
 493          */
 494         public void updateI18n() {
 495                 setTitle(I18n.get("fileManager.title", project.getName()));
 496                 projectFilesLabel.updateI18n();
 497                 filePropertiesLabel.updateI18n();
 498                 filePathLabel.updateI18n();
 499         }
 500
 501         //
 502         // INTERFACE TreeSelectionListener
 503         //
 504
 505         /**
 506          * {@inheritDoc}
 507          */
 508         public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
 509                 TreePath[] selectedPaths = fileTree.getSelectionPaths();
 510                 filePathTextField.setText("");
 511                 fileNameTextField.setText("");
 512                 fileSizeTextField.setText("");
 513                 if ((selectedPaths != null) && (selectedPaths.length == 1)) {
 514                         Object lastPathComponent = selectedPaths[0].getLastPathComponent();
 515                         if (!(lastPathComponent instanceof ProjectFileWrapper)) {
 516                                 logger.log(Level.SEVERE, "lastPathComponent is not a ProjectFileWrapper!");
 517                                 return;
 518                         }
 519                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) lastPathComponent;
 520                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 521                         if (projectFile.isFile()) {
 522                                 String completePath = projectFile.getCompletePath();
 523                                 int lastSeparator = completePath.lastIndexOf(File.separatorChar);
 524                                 if (lastSeparator == -1) {
 525                                         filePathTextField.setText("");
 526                                 } else {
 527                                         filePathTextField.setText(completePath.substring(0, lastSeparator));
 528                                 }
 529                                 fileNameTextField.setText(projectFile.getName());
 530                                 fileSizeTextField.setText(String.valueOf(projectFile.getSize()));
 531                         }
 532                 } else if ((selectedPaths != null) && (selectedPaths.length > 1)) {
 533                         /* TODO */
 534                 }
 535         }
 536
 537         //
 538         // INTERFACE ActionListener
 539         //
 540
 541         /**
 542          * {@inheritDoc}
 543          */
 544         public void actionPerformed(ActionEvent actionEvent) {
 545                 /* TODO */
 546         }
 547
 548         //
 549         // INTERFACE MouseListener
 550         //
 551
 552         /**
 553          * {@inheritDoc}
 554          */
 555         public void mouseClicked(MouseEvent mouseEvent) {
 556                 maybeShowContextMenu(mouseEvent);
 557         }
 558
 559         /**
 560          * {@inheritDoc}
 561          */
 562         public void mouseEntered(MouseEvent mouseEvent) {
 563                 /* ignore. */
 564         }
 565
 566         /**
 567          * {@inheritDoc}
 568          */
 569         public void mouseExited(MouseEvent mouseEvent) {
 570                 /* ignore. */
 571         }
 572
 573         /**
 574          * {@inheritDoc}
 575          */
 576         public void mousePressed(MouseEvent mouseEvent) {
 577                 maybeShowContextMenu(mouseEvent);
 578         }
 579
 580         /**
 581          * {@inheritDoc}
 582          */
 583         public void mouseReleased(MouseEvent mouseEvent) {
 584                 maybeShowContextMenu(mouseEvent);
 585         }
 586
 587         /**
 588          * Tree cell renderer that takes care of certain display properties for
 589          * project-specific stuff.
 590          *
 591          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
 592          */
 593         private class FileCellRenderer extends DefaultTreeCellRenderer {
 594
 595                 /**
 596                  * Empty constructor.
 597                  */
 598                 FileCellRenderer() {
 599                         /* do nothing. */
 600                 }
 601
 602                 /**
 603                  * @see javax.swing.tree.TreeCellRenderer#getTreeCellRendererComponent(javax.swing.JTree,
 604                  *      java.lang.Object, boolean, boolean, boolean, int, boolean)
 605                  */
 606                 @SuppressWarnings("synthetic-access")
 607                 @Override
 608                 public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus) {
 609                         Component superCellRenderer = super.getTreeCellRendererComponent(tree, value, selected, expanded, leaf, row, hasFocus);
 610                         if (!(superCellRenderer instanceof JLabel)) {
 611                                 logger.log(Level.SEVERE, "superCellRenderer is not a JLabel!");
 612                                 return superCellRenderer;
 613                         }
 614                         if (!(value instanceof ProjectFileWrapper)) {
 615                                 logger.log(Level.SEVERE, "value is not a ProjectFileWrapper!");
 616                                 return superCellRenderer;
 617                         }
 618                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) value;
 619                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 620                         String completePath = projectFile.getCompletePath();
 621                         boolean paintBold = false;
 622                         boolean paintHalfColor = false;
 623                         if (projectFile.isFile() && projectFile.isHidden()) {
 624                                 /* TODO - check override */
 625                                 paintHalfColor = true;
 626                         } else if (completePath.equals(project.getDefaultFile())) {
 627                                 paintBold = true;
 628                         } else if (projectFile.getParents().size() == 1) {
 629                                 paintBold = true;
 630                         }
 631                         if (paintHalfColor) {
 632                                 /* TODO - cache colors */
 633                                 Color foreground = superCellRenderer.getForeground();
 634                                 Color background = selected ? getBackgroundSelectionColor() : getBackgroundNonSelectionColor();
 635                                 Color averageColor = new Color((foreground.getRed() + background.getRed()) / 2, (foreground.getGreen() + background.getGreen()) / 2, (foreground.getBlue() + background.getBlue()) / 2);
 636                                 superCellRenderer.setForeground(averageColor);
 637                         } else {
 638                                 superCellRenderer.setForeground(selected ? getTextSelectionColor() : getTextNonSelectionColor());
 639                         }
 640                         if (paintBold) {
 641                                 superCellRenderer.setFont(superCellRenderer.getFont().deriveFont(Font.BOLD));
 642                         } else {
 643                                 superCellRenderer.setFont(superCellRenderer.getFont().deriveFont(Font.PLAIN));
 644                         }
 645                         return superCellRenderer;
 646                 }
 647
 648         }
 649
 650         /**
 651          * TreeModel that is based on {@link Project#getBaseFile()}.
 652          *
 653          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
 654          */
 655         private class ProjectFileTreeModel implements TreeModel, PropertyChangeListener {
 656
 657                 /** Tree model listeners. */
 658                 private final List<TreeModelListener> treeModelListeners = Collections.synchronizedList(new ArrayList<TreeModelListener>());
 659
 660                 /** The base project file. */
 661                 private ProjectFile baseProjectFile;
 662
 663                 /** Maps path names to project files. */
 664                 private final Map<String, ProjectFile> pathProjectFiles = Collections.synchronizedMap(new HashMap<String, ProjectFile>());
 665
 666                 /** Maps project files to wrappers. */
 667                 private final Map<ProjectFile, ProjectFileWrapper> projectFileWrappers = Collections.synchronizedMap(new HashMap<ProjectFile, ProjectFileWrapper>());
 668
 669                 /**
 670                  * Empty constructor.
 671                  */
 672                 ProjectFileTreeModel() {
 673                         /* do nothing. */
 674                 }
 675
 676                 //
 677                 // EVENT MANAGEMENT
 678                 //
 679
 680                 /**
 681                  * {@inheritDoc}
 682                  */
 683                 public void addTreeModelListener(TreeModelListener treeModelListener) {
 684                         treeModelListeners.add(treeModelListener);
 685                 }
 686
 687                 /**
 688                  * {@inheritDoc}
 689                  */
 690                 public void removeTreeModelListener(TreeModelListener treeModelListener) {
 691                         treeModelListeners.remove(treeModelListener);
 692                 }
 693
 694                 /**
 695                  * Notifies all listeners that a node has changed.
 696                  *
 697                  * @param changedProjectFileWrapper
 698                  *            The wrapper around the changed project file
 699                  */
 700                 protected void fireTreeNodesChanged(ProjectFileWrapper changedProjectFileWrapper) {
 701                         ProjectFile changedProjectFile = changedProjectFileWrapper.getProjectFile();
 702                         ProjectFile changedProjectFileParent = changedProjectFile.getParent();
 703                         ProjectFile currentProjectFileParent = changedProjectFile;
 704                         List<ProjectFileWrapper> parentProjectFileWrappers = new ArrayList<ProjectFileWrapper>();
 705                         do {
 706                                 parentProjectFileWrappers.add(0, projectFileWrappers.get(currentProjectFileParent));
 707                                 currentProjectFileParent = currentProjectFileParent.getParent();
 708                         } while (currentProjectFileParent != null);
 709                         TreeModelEvent treeModelEvent = new TreeModelEvent(this, parentProjectFileWrappers.toArray(), new int[] { getIndexOfChild(projectFileWrappers.get(changedProjectFileParent), changedProjectFileWrapper) }, new Object[] { changedProjectFileWrapper });
 710                         for (TreeModelListener treeModelListener: treeModelListeners) {
 711                                 treeModelListener.treeNodesChanged(treeModelEvent);
 712                         }
 713                 }
 714
 715                 /**
 716                  * Notifies all listeners that the tree structure has changed
 717                  * significantly.
 718                  *
 719                  * @see TreeModelListener#treeStructureChanged(TreeModelEvent)
 720                  * @param newRootNode
 721                  */
 722                 protected void fireTreeStructureChanged(ProjectFileWrapper newRootNode) {
 723                         for (TreeModelListener treeModelListener: treeModelListeners) {
 724                                 treeModelListener.treeStructureChanged(new TreeModelEvent(this, new Object[] { newRootNode }));
 725                         }
 726                 }
 727
 728                 //
 729                 // ACCESSORS
 730                 //
 731
 732                 /**
 733                  * Sets the new base project file. This causes the model to reload.
 734                  *
 735                  * @param baseProjectFile
 736                  *            The new base project file
 737                  */
 738                 @SuppressWarnings("synthetic-access")
 739                 public synchronized void setBaseProjectFile(ProjectFile baseProjectFile) {
 740                         this.baseProjectFile = baseProjectFile;
 741                         projectFileWrappers.clear();
 742                         pathProjectFiles.clear();
 743                         createWrappers(baseProjectFile);
 744                         projectFileWrappers.get(baseProjectFile).setNameOverride(project.getName());
 745                         fireTreeStructureChanged(projectFileWrappers.get(baseProjectFile));
 746                 }
 747
 748                 //
 749                 // PRIVATE METHODS
 750                 //
 751
 752                 /**
 753                  * Creates {@link ProjectFileWrapper}s for all files below the given
 754                  * project file.
 755                  *
 756                  * @param projectFile
 757                  *            The base project file for all project files to create
 758                  *            wrappers for
 759                  */
 760                 private void createWrappers(ProjectFile projectFile) {
 761                         projectFileWrappers.put(projectFile, new ProjectFileWrapper(projectFile));
 762                         pathProjectFiles.put(projectFile.getCompletePath(), projectFile);
 763                         for (ProjectFile projectFileChild: projectFile.getFiles()) {
 764                                 if (projectFileChild.isDirectory()) {
 765                                         createWrappers(projectFileChild);
 766                                 }
 767                                 projectFileWrappers.put(projectFileChild, new ProjectFileWrapper(projectFileChild));
 768                                 pathProjectFiles.put(projectFileChild.getCompletePath(), projectFileChild);
 769                         }
 770                 }
 771
 772                 //
 773                 // INTERFACE TreeModel
 774                 //
 775
 776                 /**
 777                  * {@inheritDoc}
 778                  */
 779                 public Object getRoot() {
 780                         return projectFileWrappers.get(baseProjectFile);
 781                 }
 782
 783                 /**
 784                  * {@inheritDoc}
 785                  */
 786                 @SuppressWarnings("synthetic-access")
 787                 public Object getChild(Object parent, int index) {
 788                         if (!(parent instanceof ProjectFileWrapper)) {
 789                                 logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
 790                                 return null;
 791                         }
 792                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
 793                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 794                         return projectFileWrappers.get(projectFile.getFiles().get(index));
 795                 }
 796
 797                 /**
 798                  * {@inheritDoc}
 799                  */
 800                 @SuppressWarnings("synthetic-access")
 801                 public int getChildCount(Object parent) {
 802                         if (!(parent instanceof ProjectFileWrapper)) {
 803                                 logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
 804                                 return -1;
 805                         }
 806                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
 807                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 808                         return projectFile.getFiles().size();
 809                 }
 810
 811                 /**
 812                  * {@inheritDoc}
 813                  */
 814                 @SuppressWarnings("synthetic-access")
 815                 public int getIndexOfChild(Object parent, Object child) {
 816                         if (!(parent instanceof ProjectFileWrapper)) {
 817                                 logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
 818                                 return -1;
 819                         }
 820                         if (!(child instanceof ProjectFileWrapper)) {
 821                                 logger.log(Level.SEVERE, "child is not a ProjectFileWrapper!");
 822                                 return -1;
 823                         }
 824                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
 825                         ProjectFile projectFile = projectFileWrapper.getProjectFile();
 826                         return projectFile.getFiles().indexOf(((ProjectFileWrapper) child).getProjectFile());
 827                 }
 828
 829                 /**
 830                  * {@inheritDoc}
 831                  */
 832                 @SuppressWarnings("synthetic-access")
 833                 public boolean isLeaf(Object node) {
 834                         if (!(node instanceof ProjectFileWrapper)) {
 835                                 logger.log(Level.SEVERE, "node is not a ProjectFileWrapper!");
 836                                 return true;
 837                         }
 838                         ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) node;
 839                         return projectFileWrapper.getProjectFile().isFile();
 840                 }
 841
 842                 /**
 843                  * {@inheritDoc}
 844                  */
 845                 public void valueForPathChanged(TreePath path, Object newValue) {
 846                         /* ignore, items will not be modified in tree. */
 847                 }
 848
 849                 //
 850                 // INTERFACE PropertyChangeListener
 851                 //
 852
 853                 /**
 854                  * @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
 855                  */
 856                 @SuppressWarnings("synthetic-access")
 857                 public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
 858                         if (Project.PROPERTY_DEFAULT_FILE.equals(propertyChangeEvent.getPropertyName())) {
 859                                 if (propertyChangeEvent.getOldValue() != null) {
 860                                         String oldCompletePath = (String) propertyChangeEvent.getOldValue();
 861                                         ProjectFile oldProjectFile = pathProjectFiles.get(oldCompletePath);
 862                                         ProjectFileWrapper oldProjectFileWrapper = projectFileWrappers.get(oldProjectFile);
 863                                         System.out.println("oldProjectFileWrapper: " + oldProjectFileWrapper);
 864                                         fireTreeNodesChanged(oldProjectFileWrapper);
 865                                 }
 866                                 String newCompletePath = (String) propertyChangeEvent.getNewValue();
 867                                 ProjectFile newProjectFile = pathProjectFiles.get(newCompletePath);
 868                                 ProjectFileWrapper newProjectFileWrapper = projectFileWrappers.get(newProjectFile);
 869                                 System.out.println("newProjectFileWrapper: " + newProjectFileWrapper);
 870                                 fireTreeNodesChanged(newProjectFileWrapper);
 871                                 /* HACK - swing sucks a bit. */
 872                                 fileTree.setShowsRootHandles(false);
 873                         }
 874                 }
 875
 876         }
 877
 878         /**
 879          * Wrapper around a {@link ProjectFile} that overwrites
 880          * {@link Object#toString()} to return the project file’s name.
 881          *
 882          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
 883          */
 884         private static class ProjectFileWrapper {
 885
 886                 /** The wrapped project file. */
 887                 private final ProjectFile projectFile;
 888
 889                 /** The override name. */
 890                 private String nameOverride;
 891
 892                 /**
 893                  * Creates a new wrapper around a project file.
 894                  *
 895                  * @param projectFile
 896                  *            The project file to wrap
 897                  */
 898                 public ProjectFileWrapper(ProjectFile projectFile) {
 899                         this.projectFile = projectFile;
 900                 }
 901
 902                 /**
 903                  * Returns the wrapped project file.
 904                  *
 905                  * @return The wrapped project file
 906                  */
 907                 public ProjectFile getProjectFile() {
 908                         return projectFile;
 909                 }
 910
 911                 /**
 912                  * Sets the name override. If the name override is not <code>null</code>
 913                  * it will be shown insted of the project file’s name.
 914                  *
 915                  * @param nameOverride
 916                  *            The name override
 917                  */
 918                 void setNameOverride(String nameOverride) {
 919                         this.nameOverride = nameOverride;
 920                 }
 921
 922                 /**
 923                  * {@inheritDoc}
 924                  */
 925                 @Override
 926                 public String toString() {
 927                         return (nameOverride != null) ? nameOverride : projectFile.getName();
 928                 }
 929
 930         }
 931
 932 }