Repaint tree when insert override is {,de}activated.
[jSite2.git] / src / net / pterodactylus / jsite / gui / FileManager.java
index 580aedd..1d81bd8 100644 (file)
 package net.pterodactylus.jsite.gui;
 
 import java.awt.BorderLayout;
+import java.awt.Color;
 import java.awt.Component;
+import java.awt.Dimension;
 import java.awt.FlowLayout;
+import java.awt.Font;
 import java.awt.GridBagConstraints;
 import java.awt.GridBagLayout;
 import java.awt.Insets;
 import java.awt.event.ActionEvent;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
 import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.io.File;
 import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import javax.swing.AbstractAction;
+import javax.swing.AbstractButton;
+import javax.swing.Action;
 import javax.swing.BorderFactory;
+import javax.swing.DefaultComboBoxModel;
+import javax.swing.DefaultListCellRenderer;
 import javax.swing.JButton;
+import javax.swing.JCheckBox;
 import javax.swing.JComboBox;
 import javax.swing.JDialog;
-import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.JList;
+import javax.swing.JOptionPane;
 import javax.swing.JPanel;
+import javax.swing.JPopupMenu;
 import javax.swing.JScrollPane;
+import javax.swing.JSeparator;
+import javax.swing.JSplitPane;
+import javax.swing.JTextField;
 import javax.swing.JTree;
+import javax.swing.SwingConstants;
+import javax.swing.border.EmptyBorder;
+import javax.swing.event.TreeModelEvent;
 import javax.swing.event.TreeModelListener;
+import javax.swing.event.TreeSelectionEvent;
+import javax.swing.event.TreeSelectionListener;
+import javax.swing.tree.DefaultTreeCellRenderer;
 import javax.swing.tree.TreeModel;
 import javax.swing.tree.TreePath;
 
+import net.pterodactylus.jsite.core.FileOverride;
+import net.pterodactylus.jsite.core.Project;
+import net.pterodactylus.jsite.core.ProjectFile;
 import net.pterodactylus.jsite.i18n.I18n;
 import net.pterodactylus.jsite.i18n.I18nable;
 import net.pterodactylus.jsite.i18n.gui.I18nAction;
 import net.pterodactylus.jsite.i18n.gui.I18nLabel;
-import net.pterodactylus.jsite.project.Entry;
-import net.pterodactylus.jsite.project.Project;
-import net.pterodactylus.util.data.Node;
-import net.pterodactylus.util.data.Tree;
+import net.pterodactylus.jsite.i18n.gui.I18nMenu;
 import net.pterodactylus.util.io.MimeTypes;
 import net.pterodactylus.util.logging.Logging;
 import net.pterodactylus.util.swing.SwingUtils;
 
 /**
  * Manages physical and virtual files in a project.
- * 
+ *
  * @author David ‘Bombe’ Roden <bombe@freenetproject.org>
  */
-public class FileManager extends JDialog implements I18nable {
+public class FileManager extends JDialog implements I18nable, TreeSelectionListener, MouseListener {
 
        /** Logger. */
        private static final Logger logger = Logging.getLogger(FileManager.class.getName());
 
+       /** The Swing interface. */
+       private final SwingInterface swingInterface;
+
        /** The project whose files to manage. */
        private final Project project;
 
        /** The tree model for the project files. */
-       private final FileTreeModel fileTreeModel;
+       private final ProjectFileTreeModel fileTreeModel;
+
+       /** The tree cell renderer. */
+       private final FileCellRenderer fileCellRenderer;
+
+       /** The “rescan” action. */
+       private I18nAction rescanAction;
 
        /** The “close” action. */
        private I18nAction closeAction;
 
+       /** The “set default file” action. */
+       private I18nAction setDefaultFileAction;
+
+       /** The “project files” label. */
+       private I18nLabel projectFilesLabel;
+
        /** The tree that shows the files. */
        private JTree fileTree;
 
-       /** The “mime type” label. */
-       private I18nLabel mimeTypeLabel;
+       /** The scroll pane that holds the file tree. */
+       private JScrollPane fileScrollPane;
+
+       /** The “file properties” label. */
+       private I18nLabel filePropertiesLabel;
+
+       /** The “file path” label. */
+       private I18nLabel filePathLabel;
+
+       /** The “file path” textfield. */
+       private JTextField filePathTextField;
+
+       /** The “file name” label. */
+       private I18nLabel fileNameLabel;
+
+       /** The “file name” textfield. */
+       private JTextField fileNameTextField;
+
+       /** The “file size” label. */
+       private I18nLabel fileSizeLabel;
+
+       /** The “file size” text field. */
+       private JTextField fileSizeTextField;
+
+       /** The “insert settings” label. */
+       private I18nLabel insertSettingsLabel;
+
+       /** The “insert default” label. */
+       private I18nLabel insertDefaultLabel;
+
+       /** The “insert default” checkbox. */
+       private JCheckBox insertDefaultCheckBox;
+
+       /** The “override insert default” action. */
+       private I18nAction overrideInsertDefaultAction;
+
+       /** The “override insert default” checkbox. */
+       private JCheckBox overrideInsertDefaultCheckBox;
+
+       /** The “override insert” action. */
+       private Action insertOverrideAction;
+
+       /** The “override insert” checkbox. */
+       private JCheckBox insertOverrideCheckBox;
+
+       /** The “content type settings” label. */
+       private I18nLabel contentTypeSettingsLabel;
+
+       /** The “content type default” label. */
+       private I18nLabel contentTypeDefaultLabel;
 
-       /** The “mime type” combo box. */
-       private JComboBox mimeTypeComboBox;
+       /** The “content type default” text field. */
+       private JTextField contentTypeDefaultTextField;
+
+       /** The “override content type default” action. */
+       private I18nAction overrideContentTypeDefaultAction;
+
+       /** The “override content type default” checkbox. */
+       private JCheckBox overrideContentTypeDefaultCheckBox;
+
+       /** The “content type override” action. */
+       private Action contentTypeOverrideAction;
+
+       /** The “content type override” combo box. */
+       private JComboBox contentTypeOverrideComboBox;
+
+       /** The context menu for the tree. */
+       private JPopupMenu treeContextMenu;
+
+       /** The “apply override” menu. */
+       private I18nMenu overrideMenu;
+
+       /** The “apply insert override” action. */
+       private I18nAction applyInsertOverrideAction;
+
+       /** The “apply mime type override” action. */
+       private I18nAction applyMimeTypeOverrideAction;
+
+       /** The “remove override” action. */
+       private I18nAction removeOverrideAction;
 
        /**
         * Creates a new file manager.
-        * 
-        * @param parent
-        *            The parent frame
+        *
+        * @param swingInterface
+        *            The Swing interface
         * @param project
         *            The project whose files to manage
         */
-       public FileManager(JFrame parent, Project project) {
-               super(parent, I18n.get("fileManager.title", project.getName()), true);
+       public FileManager(SwingInterface swingInterface, Project project) {
+               super(swingInterface.getMainWindow(), I18n.get("fileManager.title", project.getName()), true);
                logger.log(Level.FINEST, "project: " + project);
+               this.swingInterface = swingInterface;
                this.project = project;
-               fileTreeModel = new FileTreeModel();
+               fileTreeModel = new ProjectFileTreeModel();
+               project.addPropertyChangeListener(fileTreeModel);
+               fileCellRenderer = new FileCellRenderer();
                initActions();
                initComponents();
                pack();
@@ -106,6 +225,21 @@ public class FileManager extends JDialog implements I18nable {
        }
 
        //
+       // ACTIONS
+       //
+
+       /**
+        * @see java.awt.Component#setVisible(boolean)
+        */
+       @Override
+       public void setVisible(boolean visible) {
+               if (visible) {
+                       initiateFileScan();
+               }
+               super.setVisible(visible);
+       }
+
+       //
        // PRIVATE METHODS
        //
 
@@ -118,16 +252,216 @@ public class FileManager extends JDialog implements I18nable {
                        /**
                         * {@inheritDoc}
                         */
+                       @SuppressWarnings("synthetic-access")
                        public void actionPerformed(ActionEvent e) {
+                               String defaultFile = project.getDefaultFile();
+                               if ((defaultFile == null) || (defaultFile.length() == 0)) {
+                                       /* TODO - i18n */
+                                       JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
+                                       return;
+                               }
+                               ProjectFile projectFile = project.getFile(defaultFile);
+                               if (projectFile == null) {
+                                       JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
+                                       return;
+                               }
                                setVisible(false);
                        }
                };
+               rescanAction = new I18nAction("fileManager.button.rescan") {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               initiateFileScan();
+                       }
+               };
+               setDefaultFileAction = new I18nAction("fileManager.menu.item.setDefaultFile") {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               TreePath selectedPath = fileTree.getSelectionPath();
+                               if (selectedPath == null) {
+                                       logger.log(Level.WARNING, "nothing selected!");
+                                       return;
+                               }
+                               ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) selectedPath.getLastPathComponent();
+                               if (isHidden(projectFileWrapper)) {
+                                       /* TODO - i18n */
+                                       JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
+                                       return;
+                               }
+                               if (projectFileWrapper.getProjectFile().isDirectory()) {
+                                       /* TODO - i18n */
+                                       JOptionPane.showMessageDialog(FileManager.this, I18n.get(""), I18n.get(""), JOptionPane.ERROR_MESSAGE);
+                                       return;
+                               }
+                               String completePath = projectFileWrapper.getProjectFile().getCompletePath();
+                               project.setDefaultFile(completePath);
+                               fileTree.setShowsRootHandles(false);
+                               fileTree.repaint();
+                       }
+               };
+               applyInsertOverrideAction = new I18nAction("fileManager.menu.item.applyInsertOverride") {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               applyInsertOverride();
+                       }
+               };
+               applyMimeTypeOverrideAction = new I18nAction("fileManager.menu.item.applyMimeTypeOverride") {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               applyMimeTypeOverride();
+                       }
+               };
+               removeOverrideAction = new I18nAction("fileManager.menu.item.removeOverride") {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               removeOverride();
+                       }
+               };
+               overrideInsertDefaultAction = new I18nAction("fileManager.checkbox.overrideInsertDefault") {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               boolean overrideInsert = overrideInsertDefaultCheckBox.isSelected();
+                               insertOverrideAction.setEnabled(overrideInsert);
+                               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+                               ProjectFileWrapper projectFileWrapper = selectedProjectFileWrappers.get(0);
+                               ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                               FileOverride fileOverride = project.getFileOverride(projectFile);
+                               if (overrideInsert) {
+                                       if (fileOverride == null) {
+                                               fileOverride = new FileOverride();
+                                               project.addFileOverride(projectFile, fileOverride);
+                                               fileOverride.setInsert(!projectFile.isHidden());
+                                       }
+                               } else {
+                                       fileOverride.setInsert(null);
+                                       if (fileOverride.isEmpty()) {
+                                               project.removeFileOverride(projectFile);
+                                       }
+                               }
+                               fileTree.setShowsRootHandles(false);
+                               fileTree.repaint();
+                       }
+               };
+               overrideInsertDefaultAction.setEnabled(false);
+               insertOverrideAction = new AbstractAction() {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               boolean insertOverride = insertOverrideCheckBox.isSelected();
+                               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+                               ProjectFileWrapper projectFileWrapper = selectedProjectFileWrappers.get(0);
+                               ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                               FileOverride fileOverride = project.getFileOverride(projectFile);
+                               fileOverride.setInsert(insertOverride);
+                               fileTree.setShowsRootHandles(false);
+                               fileTree.repaint();
+                       }
+               };
+               insertOverrideAction.setEnabled(false);
+               overrideContentTypeDefaultAction = new I18nAction("fileManager.checkbox.overrideContentTypeDefault") {
+
+                       /**
+                        * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               boolean contentTypeOverrideEnabled = overrideContentTypeDefaultCheckBox.isSelected();
+                               contentTypeOverrideComboBox.setEnabled(contentTypeOverrideEnabled);
+                               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+                               ProjectFileWrapper projectFileWrapper = selectedProjectFileWrappers.get(0);
+                               ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                               FileOverride fileOverride = project.getFileOverride(projectFile);
+                               if (contentTypeOverrideEnabled) {
+                                       if (fileOverride == null) {
+                                               fileOverride = new FileOverride();
+                                               project.addFileOverride(projectFile, fileOverride);
+                                       }
+                                       String projectFileName = projectFile.getName();
+                                       String mimeType = MimeTypes.getMimeType(getFileExtension(projectFileName));
+                                       fileOverride.setContentType(mimeType);
+                                       fillComboBox(projectFileName);
+                                       contentTypeOverrideComboBox.setSelectedItem(mimeType);
+                               } else {
+                                       fileOverride.setContentType(null);
+                                       if (fileOverride.isEmpty()) {
+                                               project.removeFileOverride(projectFile);
+                                       }
+                               }
+                       }
+               };
+               overrideContentTypeDefaultAction.setEnabled(false);
+               contentTypeOverrideAction = new AbstractAction() {
+
+                       /**
+                        * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void actionPerformed(ActionEvent actionEvent) {
+                               if (!contentTypeOverrideComboBox.isEnabled()) {
+                                       return;
+                               }
+                               String selectedContentType = (String) contentTypeOverrideComboBox.getSelectedItem();
+                               logger.log(Level.FINEST, "selectedContentType: " + selectedContentType);
+                               if ("--".equals(selectedContentType)) {
+                                       return;
+                               }
+                               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+                               for (ProjectFileWrapper projectFileWrapper : selectedProjectFileWrappers) {
+                                       ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                                       FileOverride fileOverride = project.getFileOverride(projectFile);
+                                       if (fileOverride == null) {
+                                               fileOverride = new FileOverride();
+                                               project.addFileOverride(projectFile, fileOverride);
+                                       }
+                                       fileOverride.setContentType(selectedContentType);
+                               }
+                       }
+               };
+               contentTypeOverrideAction.setEnabled(false);
        }
 
        /**
         * Initializes all components.
         */
        private void initComponents() {
+               treeContextMenu = new JPopupMenu();
+               treeContextMenu.add(setDefaultFileAction);
+
+               overrideMenu = new I18nMenu("fileManager.menu.override");
+               treeContextMenu.add(overrideMenu);
+
+               overrideMenu.add(applyInsertOverrideAction);
+               overrideMenu.add(applyMimeTypeOverrideAction);
+               overrideMenu.addSeparator();
+               overrideMenu.add(removeOverrideAction);
+
                JPanel contentPanel = new JPanel(new BorderLayout(12, 12));
                contentPanel.setBorder(BorderFactory.createEmptyBorder(12, 12, 12, 12));
 
@@ -139,33 +473,114 @@ public class FileManager extends JDialog implements I18nable {
 
        /**
         * Creates the main panel with the file tree and the file properties.
-        * 
+        *
         * @return The mail panel
         */
        private Component createFileManagerPanel() {
-               JPanel fileManagerPanel = new JPanel(new BorderLayout(12, 12));
-               fileManagerPanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEtchedBorder(), BorderFactory.createEmptyBorder(12, 12, 12, 12)));
+               JSplitPane fileManagerPanel = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, true);
+               fileManagerPanel.setBorder(null);
+
+               /* file tree panel */
+               JPanel fileTreePanel = new JPanel(new BorderLayout(12, 12));
+               fileTreePanel.setBorder(new EmptyBorder(0, 0, 0, 12));
+               fileManagerPanel.setLeftComponent(fileTreePanel);
 
                fileTree = new JTree(fileTreeModel);
-               fileManagerPanel.add(new JScrollPane(fileTree), BorderLayout.LINE_START);
                fileTree.setShowsRootHandles(false);
-
+               fileTree.addTreeSelectionListener(this);
+               fileTree.addMouseListener(this);
+               fileTree.setCellRenderer(fileCellRenderer);
+               fileTreePanel.add(fileScrollPane = new JScrollPane(fileTree), BorderLayout.CENTER);
+               fileScrollPane.setPreferredSize(new Dimension(200, 350));
+
+               projectFilesLabel = new I18nLabel("fileManager.label.projectFiles", fileTree);
+               JPanel projectFilesLabelPanel = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
+               fileTreePanel.add(projectFilesLabelPanel, BorderLayout.NORTH);
+               projectFilesLabelPanel.add(projectFilesLabel);
+
+               /* the right panel */
+               JPanel rightPanel = new JPanel(new BorderLayout(12, 12));
+               rightPanel.setBorder(new EmptyBorder(0, 12, 0, 0));
+               fileManagerPanel.setRightComponent(rightPanel);
+
+               /* properties panel */
                JPanel propertiesPanel = new JPanel(new GridBagLayout());
-               fileManagerPanel.add(propertiesPanel, BorderLayout.CENTER);
-
-               mimeTypeComboBox = new JComboBox(MimeTypes.getAllMimeTypes().toArray(new String[0]));
-               mimeTypeLabel = new I18nLabel("projectPanel.label.mimeType", mimeTypeComboBox);
-               propertiesPanel.add(mimeTypeLabel, new GridBagConstraints(0, 0, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0));
-               propertiesPanel.add(mimeTypeComboBox, new GridBagConstraints(1, 0, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(0, 6, 0, 0), 0, 0));
-
-               propertiesPanel.add(new JPanel(), new GridBagConstraints(0, 1, 1, 1, 1.0, 1.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0));
+               rightPanel.add(propertiesPanel, BorderLayout.CENTER);
+               propertiesPanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEtchedBorder(), BorderFactory.createEmptyBorder(12, 12, 12, 12)));
+               propertiesPanel.setPreferredSize(new Dimension(500, 350));
+
+               filePropertiesLabel = new I18nLabel("fileManager.label.fileProperties");
+               filePropertiesLabel.setFont(filePropertiesLabel.getFont().deriveFont(Font.BOLD));
+               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));
+
+               filePathLabel = new I18nLabel("fileManager.label.filePath");
+               filePathTextField = new JTextField();
+               filePathTextField.setEditable(false);
+               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));
+               propertiesPanel.add(filePathTextField, new GridBagConstraints(1, 1, 3, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
+
+               fileNameLabel = new I18nLabel("fileManager.label.fileName");
+               fileNameTextField = new JTextField();
+               fileNameTextField.setEditable(false);
+               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));
+               propertiesPanel.add(fileNameTextField, new GridBagConstraints(1, 2, 3, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
+
+               fileSizeLabel = new I18nLabel("fileManager.label.fileSize");
+               fileSizeTextField = new JTextField();
+               fileSizeTextField.setEditable(false);
+               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));
+               propertiesPanel.add(fileSizeTextField, new GridBagConstraints(1, 3, 3, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
+
+               /* file settings. */
+               insertSettingsLabel = new I18nLabel("fileManager.label.insertSetting");
+               insertSettingsLabel.setFont(insertSettingsLabel.getFont().deriveFont(Font.BOLD));
+               propertiesPanel.add(insertSettingsLabel, new GridBagConstraints(0, 4, 2, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(24, 0, 0, 0), 0, 0));
+
+               insertDefaultLabel = new I18nLabel("fileManager.label.insertDefault");
+               propertiesPanel.add(insertDefaultLabel, new GridBagConstraints(0, 5, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
+               insertDefaultCheckBox = new JCheckBox();
+               insertDefaultCheckBox.setEnabled(false);
+               propertiesPanel.add(insertDefaultCheckBox, new GridBagConstraints(1, 5, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
+               overrideInsertDefaultCheckBox = new JCheckBox(overrideInsertDefaultAction);
+               propertiesPanel.add(overrideInsertDefaultCheckBox, new GridBagConstraints(0, 6, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
+               insertOverrideCheckBox = new JCheckBox(insertOverrideAction);
+               propertiesPanel.add(insertOverrideCheckBox, new GridBagConstraints(1, 6, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
+
+               /* content type settings. */
+               contentTypeSettingsLabel = new I18nLabel("fileManager.label.contentTypeSetting");
+               contentTypeSettingsLabel.setFont(contentTypeSettingsLabel.getFont().deriveFont(Font.BOLD));
+               propertiesPanel.add(contentTypeSettingsLabel, new GridBagConstraints(0, 7, 2, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(24, 0, 0, 0), 0, 0));
+
+               contentTypeDefaultLabel = new I18nLabel("fileManager.label.contentTypeDefault");
+               propertiesPanel.add(contentTypeDefaultLabel, new GridBagConstraints(0, 8, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
+               contentTypeDefaultTextField = new JTextField();
+               contentTypeDefaultTextField.setEditable(false);
+               propertiesPanel.add(contentTypeDefaultTextField, new GridBagConstraints(1, 8, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
+               overrideContentTypeDefaultCheckBox = new JCheckBox(overrideContentTypeDefaultAction);
+               propertiesPanel.add(overrideContentTypeDefaultCheckBox, new GridBagConstraints(0, 9, 1, 1, 0.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 24, 0, 0), 0, 0));
+               contentTypeOverrideComboBox = new JComboBox(new DefaultComboBoxModel());
+               contentTypeOverrideComboBox.setRenderer(new MimeTypeComboBoxRenderer());
+               contentTypeOverrideComboBox.addActionListener(contentTypeOverrideAction);
+               contentTypeOverrideComboBox.setEnabled(false);
+               propertiesPanel.add(contentTypeOverrideComboBox, new GridBagConstraints(1, 9, 1, 1, 1.0, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(12, 12, 0, 0), 0, 0));
+
+               /* glue panel. */
+               propertiesPanel.add(new JPanel(), new GridBagConstraints(0, 10, 2, 1, 1.0, 1.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0));
+
+               /* action button panel */
+               JPanel actionButtonPanel = new JPanel(new FlowLayout(FlowLayout.LEADING, 12, 12));
+               rightPanel.add(actionButtonPanel, BorderLayout.PAGE_END);
+               actionButtonPanel.setBorder(BorderFactory.createEtchedBorder());
+
+               JButton rescanButton = new JButton(rescanAction);
+               actionButtonPanel.add(rescanButton);
 
                return fileManagerPanel;
        }
 
        /**
         * Creates the button panel.
-        * 
+        *
         * @return The button panel
         */
        private Component createButtonPanel() {
@@ -179,6 +594,238 @@ public class FileManager extends JDialog implements I18nable {
                return buttonPanel;
        }
 
+       /**
+        * Initiates a file scan.
+        */
+       private void initiateFileScan() {
+               swingInterface.getThreadPool().execute(new Runnable() {
+
+                       /**
+                        * @see java.lang.Runnable#run()
+                        */
+                       @SuppressWarnings("synthetic-access")
+                       public void run() {
+                               fileTree.setEnabled(false);
+                               rescanAction.setEnabled(false);
+                               ProjectFile baseProjectFile = project.getBaseFile();
+                               if (baseProjectFile != null) {
+                                       fileTreeModel.setBaseProjectFile(baseProjectFile);
+                               }
+                               // fileScrollPane.revalidate();
+                               rescanAction.setEnabled(true);
+                               fileTree.setEnabled(true);
+                       }
+
+               });
+       }
+
+       /**
+        * Checks whether the given mouse event is a popup trigger and occured over
+        * a file. If so, the context menu is shown.
+        *
+        * @param mouseEvent
+        *            The mouse event to check
+        */
+       private void maybeShowContextMenu(MouseEvent mouseEvent) {
+               if (!mouseEvent.isPopupTrigger()) {
+                       return;
+               }
+               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(false);
+               TreePath clickedPath = fileTree.getPathForLocation(mouseEvent.getX(), mouseEvent.getY());
+               ProjectFileWrapper clickedProjectFileWrapper = (ProjectFileWrapper) clickedPath.getLastPathComponent();
+               if (!selectedProjectFileWrappers.contains(clickedProjectFileWrapper)) {
+                       fileTree.setSelectionPath(clickedPath);
+                       selectedProjectFileWrappers = getSelectedProjectFileWrappers(false);
+               }
+               logger.log(Level.FINEST, "selectedProjectFileWrappers.size(): " + selectedProjectFileWrappers.size());
+               if (selectedProjectFileWrappers.size() == 1) {
+                       ProjectFileWrapper projectFileWrapper = selectedProjectFileWrappers.get(0);
+                       ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                       setDefaultFileAction.setEnabled(!isHidden(projectFileWrapper) && projectFile.isFile() && !projectFile.getCompletePath().equals(project.getDefaultFile()));
+               } else {
+                       setDefaultFileAction.setEnabled(false);
+               }
+               overrideMenu.setVisible(selectedProjectFileWrappers.size() > 1);
+               treeContextMenu.show(fileTree, mouseEvent.getX(), mouseEvent.getY());
+       }
+
+       /**
+        * Finds whether the {@link ProjectFile} given by
+        * <code>projectFileWrapper</code> is hidden.
+        *
+        * @param projectFileWrapper
+        *            The wrapped project file
+        * @return <code>true</code> if the file is hidden and should not be
+        *         inserted, <code>false</code> otherwise
+        */
+       private boolean isHidden(ProjectFileWrapper projectFileWrapper) {
+               ProjectFile projectFile = projectFileWrapper.getProjectFile();
+               FileOverride fileOverride = project.getFileOverrides().get(projectFile.getCompletePath());
+               logger.log(Level.FINEST, "fileOverride: " + fileOverride);
+               return ((fileOverride == null) && projectFile.isHidden()) || ((fileOverride != null) && (fileOverride.isInsert() == null) && projectFile.isHidden()) || ((fileOverride != null) && (fileOverride.isInsert() != null) && (Boolean.FALSE.equals(fileOverride.isInsert())));
+       }
+
+       /**
+        * Opens the “apply insert override” dialog and lets the user apply an
+        * override for the “insert” setting for multiple files.
+        */
+       private void applyInsertOverride() {
+               JCheckBox insertCheckBox = new JCheckBox(I18n.get("fileManager.menu.item.insert.name"));
+               String okString = I18n.get("general.button.okay.name");
+               String cancelString = I18n.get("general.button.cancel.name");
+               int choice = JOptionPane.showOptionDialog(this, new Object[] { I18n.get("fileManager.dialog.insertOverride.message"), insertCheckBox }, I18n.get("fileManager.dialog.insertOverride.title"), JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, new Object[] { okString, cancelString }, okString);
+               logger.log(Level.FINEST, "choice: " + choice);
+               if ((choice == JOptionPane.CLOSED_OPTION) || (choice == 1)) {
+                       return;
+               }
+               logger.log(Level.INFO, "selected insert override: " + insertCheckBox.isSelected());
+               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+               for (ProjectFileWrapper selectedProjectFileWrapper : selectedProjectFileWrappers) {
+                       ProjectFile projectFile = selectedProjectFileWrapper.getProjectFile();
+                       FileOverride fileOverride = project.getFileOverride(projectFile);
+                       if (fileOverride == null) {
+                               fileOverride = new FileOverride();
+                               project.addFileOverride(projectFile, fileOverride);
+                       }
+                       fileOverride.setInsert(insertCheckBox.isSelected());
+               }
+               /* HACK - Swing sucks a bit */
+               fileTree.setShowsRootHandles(false);
+       }
+
+       /**
+        * Opens the “apply mime type override” dialog and lets the user apply an
+        * override for the “mime type” setting for multiple files.
+        */
+       private void applyMimeTypeOverride() {
+               List<String> allMimeTypes = MimeTypes.getAllMimeTypes();
+               allMimeTypes.add(0, null);
+               JComboBox mimeTypeComboBox = new JComboBox(allMimeTypes.toArray());
+               String okString = I18n.get("general.button.okay.name");
+               String cancelString = I18n.get("general.button.cancel.name");
+               int choice = JOptionPane.showOptionDialog(this, new Object[] { I18n.get("fileManager.dialog.mimeTypeOverride.message"), mimeTypeComboBox }, I18n.get("fileManager.dialog.mimeTypeOverride.title"), JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, new Object[] { okString, cancelString }, okString);
+               if ((choice == JOptionPane.CLOSED_OPTION) || (choice == 1)) {
+                       return;
+               }
+               logger.log(Level.FINE, "selected mime type: " + mimeTypeComboBox.getSelectedItem());
+               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+               for (ProjectFileWrapper selectedProjectFileWrapper : selectedProjectFileWrappers) {
+                       ProjectFile projectFile = selectedProjectFileWrapper.getProjectFile();
+                       FileOverride fileOverride = project.getFileOverride(projectFile);
+                       if (fileOverride == null) {
+                               fileOverride = new FileOverride();
+                               project.addFileOverride(projectFile, fileOverride);
+                       }
+                       fileOverride.setContentType((String) mimeTypeComboBox.getSelectedItem());
+               }
+       }
+
+       /**
+        * Removes the overrides of all selected files.
+        */
+       private void removeOverride() {
+               String continueString = I18n.get("general.button.continue.name");
+               String cancelString = I18n.get("general.button.cancel.name");
+               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+               int choice = JOptionPane.showOptionDialog(this, I18n.get("fileManager.dialog.removeOverride.message", selectedProjectFileWrappers.size()), I18n.get("fileManager.dialog.removeOverride.title"), JOptionPane.OK_CANCEL_OPTION, JOptionPane.WARNING_MESSAGE, null, new Object[] { continueString, cancelString }, continueString);
+               if ((choice == JOptionPane.CLOSED_OPTION) || (choice == 1)) {
+                       return;
+               }
+               for (ProjectFileWrapper selectedProjectFileWrapper : selectedProjectFileWrappers) {
+                       project.removeFileOverride(selectedProjectFileWrapper.getProjectFile());
+               }
+       }
+
+       /**
+        * Returns all currently selected {@link ProjectFileWrapper}s.
+        *
+        * @param filesOnly
+        *            <code>true</code> to return only selected files,
+        *            <code>false</code> to include directories
+        * @return All selected project file wrappers
+        */
+       private List<ProjectFileWrapper> getSelectedProjectFileWrappers(boolean filesOnly) {
+               List<ProjectFileWrapper> selectedProjectFileWrappers = new ArrayList<ProjectFileWrapper>();
+               TreePath[] selectedPaths = fileTree.getSelectionPaths();
+               if (selectedPaths != null) {
+                       for (TreePath selectedPath : selectedPaths) {
+                               ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) selectedPath.getLastPathComponent();
+                               if (filesOnly && !projectFileWrapper.getProjectFile().isFile()) {
+                                       continue;
+                               }
+                               selectedProjectFileWrappers.add(projectFileWrapper);
+                       }
+               }
+               return selectedProjectFileWrappers;
+       }
+
+       /**
+        * Sets the given action’s enabled state to the given enabled state if the
+        * action’s current enabled state is not the given enabled state.
+        *
+        * @param action
+        *            The action to set the enabled state on
+        * @param enabled
+        *            The new enabled state of the action
+        */
+       private void setEnabled(Action action, boolean enabled) {
+               if (action.isEnabled() != enabled) {
+                       action.setEnabled(enabled);
+               }
+       }
+
+       /**
+        * Sets the given button’s selected state to the given selected state if the
+        * button’s current selected state is not the given selected state.
+        *
+        * @param button
+        *            The button to set the selected state on
+        * @param selected
+        *            The new selected state of the button
+        */
+       private void setSelected(AbstractButton button, boolean selected) {
+               if (button.isSelected() != selected) {
+                       button.setSelected(selected);
+               }
+       }
+
+       /**
+        * Returns the extension of the given filename. If the file name does not
+        * have an extension, the name of the file (without any path components) is
+        * returned.
+        *
+        * @param fileName
+        *            The name of the file
+        * @return The extension of the file
+        */
+       private String getFileExtension(String fileName) {
+               String lastComponent = fileName.substring(fileName.lastIndexOf(File.separator) + 1);
+               return lastComponent.substring(lastComponent.lastIndexOf('.') + 1);
+       }
+
+       /**
+        * Repopulates the content type combo box with all content types, putting
+        * the most probably ones to the front of the list.
+        *
+        * @param fileName
+        *            The name of the file
+        */
+       private void fillComboBox(String fileName) {
+               String fileExtension = getFileExtension(fileName);
+               List<String> allMimeTypes = MimeTypes.getAllMimeTypes();
+               List<String> eligibleMimeTypes = MimeTypes.getMimeTypes(fileExtension);
+               for (String mimeType : eligibleMimeTypes) {
+                       allMimeTypes.remove(mimeType);
+                       allMimeTypes.add(eligibleMimeTypes.indexOf(mimeType), mimeType);
+               }
+               allMimeTypes.add(eligibleMimeTypes.size(), "--");
+               DefaultComboBoxModel contentTypeOverrideComboBoxModel = (DefaultComboBoxModel) contentTypeOverrideComboBox.getModel();
+               contentTypeOverrideComboBoxModel.removeAllElements();
+               for (String mimeType : allMimeTypes) {
+                       contentTypeOverrideComboBoxModel.addElement(mimeType);
+               }
+       }
+
        //
        // INTERFACE I18nable
        //
@@ -188,26 +835,214 @@ public class FileManager extends JDialog implements I18nable {
         */
        public void updateI18n() {
                setTitle(I18n.get("fileManager.title", project.getName()));
+               projectFilesLabel.updateI18n();
+               filePropertiesLabel.updateI18n();
+               filePathLabel.updateI18n();
+       }
+
+       //
+       // INTERFACE TreeSelectionListener
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
+               List<ProjectFileWrapper> selectedProjectFileWrappers = getSelectedProjectFileWrappers(true);
+               String filePathText = "";
+               String fileNameText = "";
+               String fileSizeText = "";
+               boolean insertDefaultSelected = false;
+               boolean overrideInsertEnabled = false;
+               boolean overrideInsertSelected = false;
+               boolean insertOverrideEnabled = false;
+               boolean insertOverrideSelected = false;
+               String defaultContentType = "";
+               boolean overrideContentTypeEnabled = false;
+               boolean overrideContentTypeSelected = false;
+               boolean contentTypeOverrideEnabled = false;
+               String contentTypeOverride = "--";
+               if (selectedProjectFileWrappers.size() == 1) {
+                       ProjectFileWrapper projectFileWrapper = selectedProjectFileWrappers.get(0);
+                       ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                       if (projectFile.isFile()) {
+                               String completePath = projectFile.getCompletePath();
+                               int lastSeparator = completePath.lastIndexOf(File.separatorChar);
+                               if (lastSeparator != -1) {
+                                       filePathText = completePath.substring(0, lastSeparator);
+                               }
+                               fileNameText = projectFile.getName();
+                               fileSizeText = String.valueOf(projectFile.getSize());
+                               insertDefaultSelected = !projectFile.isHidden();
+                               overrideInsertEnabled = true;
+                               overrideContentTypeEnabled = true;
+                               defaultContentType = MimeTypes.getMimeType(getFileExtension(projectFile.getName()));
+                               FileOverride fileOverride = project.getFileOverride(projectFile);
+                               if (fileOverride != null) {
+                                       Boolean overrideInsert = fileOverride.isInsert();
+                                       overrideInsertSelected = overrideInsert != null;
+                                       insertOverrideEnabled = overrideInsertSelected;
+                                       insertOverrideSelected = overrideInsertSelected ? overrideInsert : !projectFile.isHidden();
+                                       String contentType = fileOverride.getContentType();
+                                       if (contentType != null) {
+                                               contentTypeOverride = contentType;
+                                               overrideContentTypeSelected = true;
+                                               contentTypeOverrideEnabled = true;
+                                       }
+                               }
+                               fillComboBox(projectFile.getName());
+                       }
+               } else if (selectedProjectFileWrappers.size() > 1) {
+                       /* TODO */
+               }
+               filePathTextField.setText(filePathText);
+               fileNameTextField.setText(fileNameText);
+               fileSizeTextField.setText(fileSizeText);
+               setSelected(insertDefaultCheckBox, insertDefaultSelected);
+               setEnabled(overrideInsertDefaultAction, overrideInsertEnabled);
+               setSelected(overrideInsertDefaultCheckBox, overrideInsertSelected);
+               setEnabled(insertOverrideAction, insertOverrideEnabled);
+               setSelected(insertOverrideCheckBox, insertOverrideSelected);
+               contentTypeDefaultTextField.setText(defaultContentType);
+               overrideContentTypeDefaultAction.setEnabled(overrideContentTypeEnabled);
+               overrideContentTypeDefaultCheckBox.setSelected(overrideContentTypeSelected);
+               contentTypeOverrideComboBox.setEnabled(contentTypeOverrideEnabled);
+               contentTypeOverrideComboBox.setSelectedItem(contentTypeOverride);
+       }
+
+       //
+       // INTERFACE MouseListener
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       public void mouseClicked(MouseEvent mouseEvent) {
+               maybeShowContextMenu(mouseEvent);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void mouseEntered(MouseEvent mouseEvent) {
+               /* ignore. */
        }
 
        /**
-        * Model for the tree of files.
-        * 
+        * {@inheritDoc}
+        */
+       public void mouseExited(MouseEvent mouseEvent) {
+               /* ignore. */
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void mousePressed(MouseEvent mouseEvent) {
+               maybeShowContextMenu(mouseEvent);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void mouseReleased(MouseEvent mouseEvent) {
+               maybeShowContextMenu(mouseEvent);
+       }
+
+       /**
+        * Tree cell renderer that takes care of certain display properties for
+        * project-specific stuff.
+        *
         * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
         */
-       private class FileTreeModel implements TreeModel, PropertyChangeListener {
+       private class FileCellRenderer extends DefaultTreeCellRenderer {
+
+               /**
+                * Empty constructor.
+                */
+               FileCellRenderer() {
+                       /* do nothing. */
+               }
+
+               /**
+                * @see javax.swing.tree.TreeCellRenderer#getTreeCellRendererComponent(javax.swing.JTree,
+                *      java.lang.Object, boolean, boolean, boolean, int, boolean)
+                */
+               @SuppressWarnings("synthetic-access")
+               @Override
+               public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus) {
+                       Component superCellRenderer = super.getTreeCellRendererComponent(tree, value, selected, expanded, leaf, row, hasFocus);
+                       if (!(superCellRenderer instanceof JLabel)) {
+                               logger.log(Level.SEVERE, "superCellRenderer is not a JLabel!");
+                               return superCellRenderer;
+                       }
+                       if (!(value instanceof ProjectFileWrapper)) {
+                               logger.log(Level.SEVERE, "value is not a ProjectFileWrapper!");
+                               return superCellRenderer;
+                       }
+                       ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) value;
+                       ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                       FileOverride fileOverride = project.getFileOverride(projectFile);
+                       String completePath = projectFile.getCompletePath();
+                       boolean paintBold = false;
+                       boolean paintHalfColor = false;
+                       boolean showFile = !projectFile.isHidden();
+                       if (fileOverride != null) {
+                               Boolean insertOverride = fileOverride.isInsert();
+                               if (insertOverride != null) {
+                                       showFile = insertOverride;
+                               }
+                       }
+                       if (projectFile.isFile() && !showFile) {
+                               paintHalfColor = true;
+                       } else if (completePath.equals(project.getDefaultFile())) {
+                               paintBold = true;
+                       } else if (projectFile.getParents().size() == 1) {
+                               paintBold = true;
+                       }
+                       if (paintHalfColor) {
+                               /* TODO - cache colors */
+                               Color foreground = superCellRenderer.getForeground();
+                               Color background = selected ? getBackgroundSelectionColor() : getBackgroundNonSelectionColor();
+                               Color averageColor = new Color((foreground.getRed() + background.getRed()) / 2, (foreground.getGreen() + background.getGreen()) / 2, (foreground.getBlue() + background.getBlue()) / 2);
+                               superCellRenderer.setForeground(averageColor);
+                       } else {
+                               superCellRenderer.setForeground(selected ? getTextSelectionColor() : getTextNonSelectionColor());
+                       }
+                       if (paintBold) {
+                               superCellRenderer.setFont(superCellRenderer.getFont().deriveFont(Font.BOLD));
+                       } else {
+                               superCellRenderer.setFont(superCellRenderer.getFont().deriveFont(Font.PLAIN));
+                       }
+                       return superCellRenderer;
+               }
+
+       }
+
+       /**
+        * TreeModel that is based on {@link Project#getBaseFile()}.
+        *
+        * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
+        */
+       private class ProjectFileTreeModel implements TreeModel, PropertyChangeListener {
 
                /** Tree model listeners. */
-               private final List<TreeModelListener> treeModelListeners = new ArrayList<TreeModelListener>();
+               private final List<TreeModelListener> treeModelListeners = Collections.synchronizedList(new ArrayList<TreeModelListener>());
+
+               /** The base project file. */
+               private ProjectFile baseProjectFile;
 
-               /** The tree of files. */
-               private final Tree<FileTreePath> fileTreePathTree = new Tree<FileTreePath>();
+               /** Maps path names to project files. */
+               private final Map<String, ProjectFile> pathProjectFiles = Collections.synchronizedMap(new HashMap<String, ProjectFile>());
+
+               /** Maps project files to wrappers. */
+               private final Map<ProjectFile, ProjectFileWrapper> projectFileWrappers = Collections.synchronizedMap(new HashMap<ProjectFile, ProjectFileWrapper>());
 
                /**
-                * Creates a new file tree model.
+                * Empty constructor.
                 */
-               FileTreeModel() {
-                       buildTree();
+               ProjectFileTreeModel() {
+                       /* do nothing. */
                }
 
                //
@@ -228,161 +1063,159 @@ public class FileManager extends JDialog implements I18nable {
                        treeModelListeners.remove(treeModelListener);
                }
 
-               //
-               // ACCESSORS
-               //
-
                /**
-                * {@inheritDoc}
+                * Notifies all listeners that a node has changed.
+                *
+                * @param changedProjectFileWrapper
+                *            The wrapper around the changed project file
                 */
-               @SuppressWarnings("synthetic-access")
-               public Object getChild(Object parent, int index) {
-                       logger.log(Level.FINEST, "getChild(" + parent + ", " + index + ")");
-                       Node<FileTreePath> parentNode = findNode(parent);
-                       if (parentNode != null) {
-                               return parentNode.getChild(index).getElement();
+               protected void fireTreeNodesChanged(ProjectFileWrapper changedProjectFileWrapper) {
+                       ProjectFile changedProjectFile = changedProjectFileWrapper.getProjectFile();
+                       ProjectFile changedProjectFileParent = changedProjectFile.getParent();
+                       ProjectFile currentProjectFileParent = changedProjectFile;
+                       List<ProjectFileWrapper> parentProjectFileWrappers = new ArrayList<ProjectFileWrapper>();
+                       do {
+                               parentProjectFileWrappers.add(0, projectFileWrappers.get(currentProjectFileParent));
+                               currentProjectFileParent = currentProjectFileParent.getParent();
+                       } while (currentProjectFileParent != null);
+                       TreeModelEvent treeModelEvent = new TreeModelEvent(this, parentProjectFileWrappers.toArray(), new int[] { getIndexOfChild(projectFileWrappers.get(changedProjectFileParent), changedProjectFileWrapper) }, new Object[] { changedProjectFileWrapper });
+                       for (TreeModelListener treeModelListener : treeModelListeners) {
+                               treeModelListener.treeNodesChanged(treeModelEvent);
                        }
-                       return null;
                }
 
                /**
-                * {@inheritDoc}
+                * Notifies all listeners that the tree structure has changed
+                * significantly.
+                *
+                * @see TreeModelListener#treeStructureChanged(TreeModelEvent)
+                * @param newRootNode
                 */
-               @SuppressWarnings("synthetic-access")
-               public int getChildCount(Object parent) {
-                       logger.log(Level.FINEST, "getChildCount(" + parent + ")");
-                       Node<FileTreePath> parentNode = findNode(parent);
-                       if (parentNode != null) {
-                               logger.log(Level.FINEST, "getChildCount(" + parent + "): " + parentNode.size());
-                               return parentNode.size();
+               protected void fireTreeStructureChanged(ProjectFileWrapper newRootNode) {
+                       for (TreeModelListener treeModelListener : treeModelListeners) {
+                               treeModelListener.treeStructureChanged(new TreeModelEvent(this, new Object[] { newRootNode }));
                        }
-                       return -1;
                }
 
-               /**
-                * {@inheritDoc}
-                */
-               @SuppressWarnings("synthetic-access")
-               public int getIndexOfChild(Object parent, Object child) {
-                       logger.log(Level.FINEST, "getIndexOfChild(" + parent + ", " + child + ")");
-                       Node<FileTreePath> parentNode = findNode(parent);
-                       if (parentNode != null) {
-                               return parentNode.getIndexOfChild((FileTreePath) child);
-                       }
-                       return -1;
-               }
+               //
+               // ACCESSORS
+               //
 
                /**
-                * {@inheritDoc}
+                * Sets the new base project file. This causes the model to reload.
+                *
+                * @param baseProjectFile
+                *            The new base project file
                 */
                @SuppressWarnings("synthetic-access")
-               public Object getRoot() {
-                       logger.log(Level.FINEST, "getRoot()");
-                       return fileTreePathTree.getRootNode().getChild(0).getElement();
+               public synchronized void setBaseProjectFile(ProjectFile baseProjectFile) {
+                       this.baseProjectFile = baseProjectFile;
+                       projectFileWrappers.clear();
+                       pathProjectFiles.clear();
+                       createWrappers(baseProjectFile);
+                       projectFileWrappers.get(baseProjectFile).setNameOverride(project.getName());
+                       fireTreeStructureChanged(projectFileWrappers.get(baseProjectFile));
                }
 
+               //
+               // PRIVATE METHODS
+               //
+
                /**
-                * {@inheritDoc}
+                * Creates {@link ProjectFileWrapper}s for all files below the given
+                * project file.
+                *
+                * @param projectFile
+                *            The base project file for all project files to create
+                *            wrappers for
                 */
-               @SuppressWarnings("synthetic-access")
-               public boolean isLeaf(Object node) {
-                       logger.log(Level.FINEST, "isLeaf(" + node + ")");
-                       Node<FileTreePath> parentNode = findNode(node);
-                       if (parentNode != null) {
-                               return parentNode.size() == 0;
+               private void createWrappers(ProjectFile projectFile) {
+                       projectFileWrappers.put(projectFile, new ProjectFileWrapper(projectFile));
+                       pathProjectFiles.put(projectFile.getCompletePath(), projectFile);
+                       for (ProjectFile projectFileChild : projectFile.getFiles()) {
+                               if (projectFileChild.isDirectory()) {
+                                       createWrappers(projectFileChild);
+                               }
+                               projectFileWrappers.put(projectFileChild, new ProjectFileWrapper(projectFileChild));
+                               pathProjectFiles.put(projectFileChild.getCompletePath(), projectFileChild);
                        }
-                       return true;
                }
 
                //
-               // ACTIONS
+               // INTERFACE TreeModel
                //
 
                /**
                 * {@inheritDoc}
                 */
-               public void valueForPathChanged(TreePath path, Object newValue) {
-                       /* TODO - implement */
+               public Object getRoot() {
+                       return projectFileWrappers.get(baseProjectFile);
                }
 
-               //
-               // PRIVATE METHODS
-               //
-
                /**
-                * Finds the node for the given object. This method is quite necessary
-                * because the element for the root node of the JTree is
-                * <code>null</code>
-                * 
-                * @param node
-                *            The element whose node to return
-                * @return The node, or <code>null</code> if no node could be found
+                * {@inheritDoc}
                 */
-               private Node<FileTreePath> findNode(Object node) {
-                       if (node == null) {
-                               return fileTreePathTree.getRootNode().getChild(0);
+               @SuppressWarnings("synthetic-access")
+               public Object getChild(Object parent, int index) {
+                       if (!(parent instanceof ProjectFileWrapper)) {
+                               logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
+                               return null;
                        }
-                       return fileTreePathTree.getRootNode().getChild(0).findChild((FileTreePath) node);
+                       ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
+                       ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                       return projectFileWrappers.get(projectFile.getFiles().get(index));
                }
 
                /**
-                * Builds the tree from the project’s file entries.
+                * {@inheritDoc}
                 */
                @SuppressWarnings("synthetic-access")
-               private void buildTree() {
-                       Tree<String> pathTree = new Tree<String>();
-                       Node<String> pathRootNode = pathTree.getRootNode().addChild(File.separator);
-                       logger.log(Level.FINEST, "project: " + project);
-                       buildTree(pathRootNode, project.getBasePathEntries());
-                       buildTree(pathRootNode, project.getVirtualEntries());
-                       /* now convert to a tree suitable for the JTree. */
-                       Node<FileTreePath> fileTreePathRootNode = fileTreePathTree.getRootNode();
-                       fileTreePathRootNode.removeAllChildren();
-                       convertTree(File.separator, pathRootNode, fileTreePathRootNode.addChild(new FileTreePath(File.separator, project.getName())));
-                       /* TODO - now add entries to all file tree path tree nodes. */
+               public int getChildCount(Object parent) {
+                       if (!(parent instanceof ProjectFileWrapper)) {
+                               logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
+                               return -1;
+                       }
+                       ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
+                       ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                       return projectFile.getFiles().size();
                }
 
                /**
-                * Traverses the tree of path nodes and converts all paths to
-                * {@link FileTreePath} objects, suitable for the JTree.
-                * 
-                * @param completePath
-                *            The base path of the current root node
-                * @param pathRootNode
-                *            The root node of the path tree
-                * @param fileTreePathRootNode
-                *            The root node of the file tree path tree.
+                * {@inheritDoc}
                 */
-               private void convertTree(String completePath, Node<String> pathRootNode, Node<FileTreePath> fileTreePathRootNode) {
-                       for (Node<String> pathChild: pathRootNode) {
-                               String currentFilePath = completePath + pathChild.getElement();
-                               Node<FileTreePath> newNode = fileTreePathRootNode.addChild(new FileTreePath(currentFilePath));
-                               convertTree(currentFilePath, pathChild, newNode);
+               @SuppressWarnings("synthetic-access")
+               public int getIndexOfChild(Object parent, Object child) {
+                       if (!(parent instanceof ProjectFileWrapper)) {
+                               logger.log(Level.SEVERE, "parent is not a ProjectFileWrapper!");
+                               return -1;
                        }
-                       fileTreePathRootNode.sortChildren();
+                       if (!(child instanceof ProjectFileWrapper)) {
+                               logger.log(Level.SEVERE, "child is not a ProjectFileWrapper!");
+                               return -1;
+                       }
+                       ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) parent;
+                       ProjectFile projectFile = projectFileWrapper.getProjectFile();
+                       return projectFile.getFiles().indexOf(((ProjectFileWrapper) child).getProjectFile());
                }
 
                /**
-                * Builds a tree matching the directory structure of the given entries.
-                * 
-                * @param pathRootNode
-                *            The root node of the tree
-                * @param entries
-                *            The entries
+                * {@inheritDoc}
                 */
-               private void buildTree(Node<String> pathRootNode, List<Entry> entries) {
-                       for (Entry basePathEntry: entries) {
-                               String entryName = basePathEntry.getName();
-                               String[] directories = entryName.split("\\" + File.separator);
-                               Node<String> currentPathNode = pathRootNode;
-                               for (String directory: directories) {
-                                       if (!currentPathNode.hasChild(directory)) {
-                                               currentPathNode = currentPathNode.addChild(directory);
-                                       } else {
-                                               currentPathNode = currentPathNode.getChild(directory);
-                                       }
-                               }
+               @SuppressWarnings("synthetic-access")
+               public boolean isLeaf(Object node) {
+                       if (!(node instanceof ProjectFileWrapper)) {
+                               logger.log(Level.SEVERE, "node is not a ProjectFileWrapper!");
+                               return true;
                        }
+                       ProjectFileWrapper projectFileWrapper = (ProjectFileWrapper) node;
+                       return projectFileWrapper.getProjectFile().isFile();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void valueForPathChanged(TreePath path, Object newValue) {
+                       /* ignore, items will not be modified in tree. */
                }
 
                //
@@ -390,146 +1223,116 @@ public class FileManager extends JDialog implements I18nable {
                //
 
                /**
-                * {@inheritDoc}
+                * @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
                 */
+               @SuppressWarnings("synthetic-access")
                public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
-                       if (propertyChangeEvent.getSource() instanceof Project) {
-                               if (propertyChangeEvent.getPropertyName().equals(Project.PROPERTY_BASE_PATH_ENTRIES)) {
-                                       buildTree();
+                       if (Project.PROPERTY_DEFAULT_FILE.equals(propertyChangeEvent.getPropertyName())) {
+                               if (propertyChangeEvent.getOldValue() != null) {
+                                       String oldCompletePath = (String) propertyChangeEvent.getOldValue();
+                                       logger.log(Level.FINEST, "oldCompletePath: " + oldCompletePath);
+                                       ProjectFile oldProjectFile = pathProjectFiles.get(oldCompletePath);
+                                       logger.log(Level.FINEST, "oldProjectFile: " + oldProjectFile);
+                                       ProjectFileWrapper oldProjectFileWrapper = projectFileWrappers.get(oldProjectFile);
+                                       logger.log(Level.FINEST, "oldProjectFileWrapper: " + oldProjectFileWrapper);
+                                       fireTreeNodesChanged(oldProjectFileWrapper);
                                }
+                               String newCompletePath = (String) propertyChangeEvent.getNewValue();
+                               ProjectFile newProjectFile = pathProjectFiles.get(newCompletePath);
+                               ProjectFileWrapper newProjectFileWrapper = projectFileWrappers.get(newProjectFile);
+                               System.out.println("newProjectFileWrapper: " + newProjectFileWrapper);
+                               fireTreeNodesChanged(newProjectFileWrapper);
+                               /* HACK - swing sucks a bit. */
+                               fileTree.setShowsRootHandles(false);
                        }
                }
 
        }
 
        /**
-        * Container that is used to back the {@link FileTreeModel}. Each
-        * FileTreePath contains a complete path name, a filename, and the
-        * associated {@link Entry}, if any.
-        * 
+        * Wrapper around a {@link ProjectFile} that overwrites
+        * {@link Object#toString()} to return the project file’s name.
+        *
         * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
         */
-       private static class FileTreePath implements Comparable<FileTreePath> {
+       private static class ProjectFileWrapper {
 
-               /** The complete file path. */
-               private final String filePath;
+               /** The wrapped project file. */
+               private final ProjectFile projectFile;
 
-               /** The file name. */
-               private final String fileName;
-
-               /** The file entry, if any. */
-               private Entry fileEntry;
+               /** The override name. */
+               private String nameOverride;
 
                /**
-                * Creates a new file tree path with an auto-detected file name. The
-                * file name is everything after the last separator in the complete
-                * path, or the complete path itself if it does not contain any
-                * separators.
-                * 
-                * @param filePath
-                *            The complete file path
+                * Creates a new wrapper around a project file.
+                *
+                * @param projectFile
+                *            The project file to wrap
                 */
-               public FileTreePath(String filePath) {
-                       this(filePath, null);
+               public ProjectFileWrapper(ProjectFile projectFile) {
+                       this.projectFile = projectFile;
                }
 
                /**
-                * Creates a new file tree path with the given file path and file name.
-                * 
-                * @param filePath
-                *            The complete file path
-                * @param fileName
-                *            The file name
+                * Returns the wrapped project file.
+                *
+                * @return The wrapped project file
                 */
-               public FileTreePath(String filePath, String fileName) {
-                       this.filePath = filePath;
-                       if (fileName == null) {
-                               if (filePath.indexOf(File.separatorChar) != -1) {
-                                       this.fileName = filePath.substring(filePath.lastIndexOf(File.separatorChar) + 1);
-                               } else {
-                                       this.fileName = filePath;
-                               }
-                       } else {
-                               this.fileName = fileName;
-                       }
+               public ProjectFile getProjectFile() {
+                       return projectFile;
                }
 
                /**
-                * Returns the complete file path.
-                * 
-                * @return The file path
+                * Sets the name override. If the name override is not <code>null</code>
+                * it will be shown insted of the project file’s name.
+                *
+                * @param nameOverride
+                *            The name override
                 */
-               public String getFilePath() {
-                       return filePath;
+               void setNameOverride(String nameOverride) {
+                       this.nameOverride = nameOverride;
                }
 
                /**
-                * Returns the file name, i.e. everything after the last
-                * {@link File#separatorChar}.
-                * 
-                * @return The file name
+                * {@inheritDoc}
                 */
-               public String getFileName() {
-                       return fileName;
+               @Override
+               public String toString() {
+                       return (nameOverride != null) ? nameOverride : projectFile.getName();
                }
 
-               /**
-                * Returns the file entry associated with this path, if any.
-                * 
-                * @return The file entry associated with this path, or
-                *         <code>null</code> if this path denotes a directory
-                */
-               public Entry getFileEntry() {
-                       return fileEntry;
-               }
+       }
 
-               /**
-                * Sets the entry associated with this path.
-                * 
-                * @param fileEntry
-                *            The entry
-                */
-               public void setFileEntry(Entry fileEntry) {
-                       this.fileEntry = fileEntry;
-               }
+       /**
+        * A cell renderer for combo boxes that converts the string “--” to a
+        * separator.
+        *
+        * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
+        */
+       private class MimeTypeComboBoxRenderer extends DefaultListCellRenderer {
 
-               /**
-                * {@inheritDoc}
-                */
-               @Override
-               public boolean equals(Object object) {
-                       if ((object == null) || !(object instanceof FileTreePath)) {
-                               return false;
-                       }
-                       FileTreePath fileTreePath = (FileTreePath) object;
-                       return fileTreePath.filePath.equals(filePath);
-               }
+               /** The separator component. */
+               private final JSeparator separator = new JSeparator(SwingConstants.HORIZONTAL);
 
                /**
-                * {@inheritDoc}
+                * Empty constructor.
                 */
-               @Override
-               public int hashCode() {
-                       return filePath.hashCode();
+               MimeTypeComboBoxRenderer() {
+                       /* do nothing. */
                }
 
                /**
                 * {@inheritDoc}
                 */
                @Override
-               public String toString() {
-                       return fileName;
-               }
-
-               //
-               // INTERFACE Comparable
-               //
-
-               /**
-                * {@inheritDoc}
-                */
-               public int compareTo(FileTreePath otherFileTreePath) {
-                       return filePath.compareTo(otherFileTreePath.filePath);
+               public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
+                       if ("--".equals(value)) {
+                               return separator;
+                       }
+                       if (value == null) {
+                               return super.getListCellRendererComponent(list, "\u00a0", index, isSelected, cellHasFocus);
+                       }
+                       return super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
                }
 
        }