git.gag.com Git - debian/openrocket/blob - src/net/sf/openrocket/gui/main/BasicFrame.java

   1 package net.sf.openrocket.gui.main;
   2
   3 import java.awt.Dimension;
   4 import java.awt.Font;
   5 import java.awt.Toolkit;
   6 import java.awt.Window;
   7 import java.awt.event.ActionEvent;
   8 import java.awt.event.ActionListener;
   9 import java.awt.event.ComponentAdapter;
  10 import java.awt.event.ComponentEvent;
  11 import java.awt.event.KeyEvent;
  12 import java.awt.event.MouseAdapter;
  13 import java.awt.event.MouseEvent;
  14 import java.awt.event.MouseListener;
  15 import java.awt.event.WindowAdapter;
  16 import java.awt.event.WindowEvent;
  17 import java.io.File;
  18 import java.io.FileNotFoundException;
  19 import java.io.IOException;
  20 import java.io.InputStream;
  21 import java.io.UnsupportedEncodingException;
  22 import java.net.URI;
  23 import java.net.URISyntaxException;
  24 import java.net.URL;
  25 import java.net.URLDecoder;
  26 import java.util.ArrayList;
  27 import java.util.Arrays;
  28 import java.util.LinkedList;
  29 import java.util.List;
  30 import java.util.concurrent.ExecutionException;
  31
  32 import javax.swing.Action;
  33 import javax.swing.InputMap;
  34 import javax.swing.JButton;
  35 import javax.swing.JComponent;
  36 import javax.swing.JFileChooser;
  37 import javax.swing.JFrame;
  38 import javax.swing.JMenu;
  39 import javax.swing.JMenuBar;
  40 import javax.swing.JMenuItem;
  41 import javax.swing.JOptionPane;
  42 import javax.swing.JPanel;
  43 import javax.swing.JScrollPane;
  44 import javax.swing.JSplitPane;
  45 import javax.swing.JTabbedPane;
  46 import javax.swing.JTextField;
  47 import javax.swing.KeyStroke;
  48 import javax.swing.ListSelectionModel;
  49 import javax.swing.ScrollPaneConstants;
  50 import javax.swing.SwingUtilities;
  51 import javax.swing.border.TitledBorder;
  52 import javax.swing.event.TreeSelectionEvent;
  53 import javax.swing.event.TreeSelectionListener;
  54 import javax.swing.tree.DefaultTreeSelectionModel;
  55 import javax.swing.tree.TreePath;
  56 import javax.swing.tree.TreeSelectionModel;
  57
  58 import net.miginfocom.swing.MigLayout;
  59 import net.sf.openrocket.aerodynamics.WarningSet;
  60 import net.sf.openrocket.document.OpenRocketDocument;
  61 import net.sf.openrocket.file.GeneralRocketLoader;
  62 import net.sf.openrocket.file.RocketLoadException;
  63 import net.sf.openrocket.file.RocketLoader;
  64 import net.sf.openrocket.file.RocketSaver;
  65 import net.sf.openrocket.file.openrocket.OpenRocketSaver;
  66 import net.sf.openrocket.gui.StorageOptionChooser;
  67 import net.sf.openrocket.gui.configdialog.ComponentConfigDialog;
  68 import net.sf.openrocket.gui.dialogs.AboutDialog;
  69 import net.sf.openrocket.gui.dialogs.BugReportDialog;
  70 import net.sf.openrocket.gui.dialogs.ComponentAnalysisDialog;
  71 import net.sf.openrocket.gui.dialogs.DebugLogDialog;
  72 import net.sf.openrocket.gui.dialogs.DetailDialog;
  73 import net.sf.openrocket.gui.dialogs.ExampleDesignDialog;
  74 import net.sf.openrocket.gui.dialogs.LicenseDialog;
  75 import net.sf.openrocket.gui.dialogs.MotorDatabaseLoadingDialog;
  76 import net.sf.openrocket.gui.dialogs.PrintDialog;
  77 import net.sf.openrocket.gui.dialogs.ScaleDialog;
  78 import net.sf.openrocket.gui.dialogs.SwingWorkerDialog;
  79 import net.sf.openrocket.gui.dialogs.WarningDialog;
  80 import net.sf.openrocket.gui.dialogs.optimization.GeneralOptimizationDialog;
  81 import net.sf.openrocket.gui.dialogs.preferences.PreferencesDialog;
  82 import net.sf.openrocket.gui.main.componenttree.ComponentTree;
  83 import net.sf.openrocket.gui.optimization.OptimizationTestDialog;
  84 import net.sf.openrocket.gui.scalefigure.RocketPanel;
  85 import net.sf.openrocket.l10n.Translator;
  86 import net.sf.openrocket.logging.LogHelper;
  87 import net.sf.openrocket.rocketcomponent.ComponentChangeEvent;
  88 import net.sf.openrocket.rocketcomponent.ComponentChangeListener;
  89 import net.sf.openrocket.rocketcomponent.Rocket;
  90 import net.sf.openrocket.rocketcomponent.RocketComponent;
  91 import net.sf.openrocket.rocketcomponent.Stage;
  92 import net.sf.openrocket.startup.Application;
  93 import net.sf.openrocket.util.BugException;
  94 import net.sf.openrocket.util.FileHelper;
  95 import net.sf.openrocket.util.GUIUtil;
  96 import net.sf.openrocket.util.Icons;
  97 import net.sf.openrocket.util.MemoryManagement;
  98 import net.sf.openrocket.util.MemoryManagement.MemoryData;
  99 import net.sf.openrocket.util.OpenFileWorker;
 100 import net.sf.openrocket.util.Prefs;
 101 import net.sf.openrocket.util.Reflection;
 102 import net.sf.openrocket.util.SaveFileWorker;
 103 import net.sf.openrocket.util.TestRockets;
 104
 105 public class BasicFrame extends JFrame {
 106         private static final LogHelper log = Application.getLogger();
 107
 108         /**
 109          * The RocketLoader instance used for loading all rocket designs.
 110          */
 111         private static final RocketLoader ROCKET_LOADER = new GeneralRocketLoader();
 112
 113         private static final RocketSaver ROCKET_SAVER = new OpenRocketSaver();
 114
 115         private static final Translator trans = Application.getTranslator();
 116
 117         public static final int COMPONENT_TAB = 0;
 118         public static final int SIMULATION_TAB = 1;
 119
 120
 121         /**
 122          * List of currently open frames.  When the list goes empty
 123          * it is time to exit the application.
 124          */
 125         private static final ArrayList<BasicFrame> frames = new ArrayList<BasicFrame>();
 126
 127
 128
 129
 130
 131         /**
 132          * Whether "New" and "Open" should replace this frame.
 133          * Should be set to false on the first rocket modification.
 134          */
 135         private boolean replaceable = false;
 136
 137
 138
 139         private final OpenRocketDocument document;
 140         private final Rocket rocket;
 141
 142         private JTabbedPane tabbedPane;
 143         private RocketPanel rocketpanel;
 144         private ComponentTree tree = null;
 145
 146         private final DocumentSelectionModel selectionModel;
 147         private final TreeSelectionModel componentSelectionModel;
 148         private final ListSelectionModel simulationSelectionModel;
 149
 150         /** Actions available for rocket modifications */
 151         private final RocketActions actions;
 152
 153
 154
 155         /**
 156          * Sole constructor.  Creates a new frame based on the supplied document
 157          * and adds it to the current frames list.
 158          *
 159          * @param document      the document to show.
 160          */
 161         public BasicFrame(OpenRocketDocument document) {
 162                 log.debug("Instantiating new BasicFrame");
 163
 164                 this.document = document;
 165                 this.rocket = document.getRocket();
 166                 this.rocket.getDefaultConfiguration().setAllStages();
 167
 168
 169                 // Set replaceable flag to false at first modification
 170                 rocket.addComponentChangeListener(new ComponentChangeListener() {
 171                         @Override
 172                         public void componentChanged(ComponentChangeEvent e) {
 173                                 replaceable = false;
 174                                 BasicFrame.this.rocket.removeComponentChangeListener(this);
 175                         }
 176                 });
 177
 178
 179                 // Create the component tree selection model that will be used
 180                 componentSelectionModel = new DefaultTreeSelectionModel();
 181                 componentSelectionModel.setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);
 182
 183                 // Obtain the simulation selection model that will be used
 184                 SimulationPanel simulationPanel = new SimulationPanel(document);
 185                 simulationSelectionModel = simulationPanel.getSimulationListSelectionModel();
 186
 187                 // Combine into a DocumentSelectionModel
 188                 selectionModel = new DocumentSelectionModel(document);
 189                 selectionModel.attachComponentTreeSelectionModel(componentSelectionModel);
 190                 selectionModel.attachSimulationListSelectionModel(simulationSelectionModel);
 191
 192
 193                 actions = new RocketActions(document, selectionModel, this);
 194
 195
 196                 log.debug("Constructing the BasicFrame UI");
 197
 198                 // The main vertical split pane
 199                 JSplitPane vertical = new JSplitPane(JSplitPane.VERTICAL_SPLIT, true);
 200                 vertical.setResizeWeight(0.5);
 201                 this.add(vertical);
 202
 203
 204                 // The top tabbed pane
 205                 tabbedPane = new JTabbedPane();
 206                 //// Rocket design
 207                 tabbedPane.addTab(trans.get("BasicFrame.tab.Rocketdesign"), null, designTab());
 208                 //// Flight simulations
 209                 tabbedPane.addTab(trans.get("BasicFrame.tab.Flightsim"), null, simulationPanel);
 210
 211                 vertical.setTopComponent(tabbedPane);
 212
 213
 214
 215                 //  Bottom segment, rocket figure
 216
 217                 rocketpanel = new RocketPanel(document);
 218                 vertical.setBottomComponent(rocketpanel);
 219
 220                 rocketpanel.setSelectionModel(tree.getSelectionModel());
 221
 222
 223                 createMenu();
 224
 225
 226                 rocket.addComponentChangeListener(new ComponentChangeListener() {
 227                         @Override
 228                         public void componentChanged(ComponentChangeEvent e) {
 229                                 setTitle();
 230                         }
 231                 });
 232
 233                 setTitle();
 234                 this.pack();
 235
 236                 Dimension size = Prefs.getWindowSize(this.getClass());
 237                 if (size == null) {
 238                         size = Toolkit.getDefaultToolkit().getScreenSize();
 239                         size.width = size.width * 9 / 10;
 240                         size.height = size.height * 9 / 10;
 241                 }
 242                 this.setSize(size);
 243                 this.addComponentListener(new ComponentAdapter() {
 244                         @Override
 245                         public void componentResized(ComponentEvent e) {
 246                                 Prefs.setWindowSize(BasicFrame.this.getClass(), BasicFrame.this.getSize());
 247                         }
 248                 });
 249                 this.setLocationByPlatform(true);
 250
 251                 GUIUtil.setWindowIcons(this);
 252
 253                 this.validate();
 254                 vertical.setDividerLocation(0.4);
 255                 setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
 256                 addWindowListener(new WindowAdapter() {
 257                         @Override
 258                         public void windowClosing(WindowEvent e) {
 259                                 closeAction();
 260                         }
 261                 });
 262                 frames.add(this);
 263
 264                 log.debug("BasicFrame instantiation complete");
 265         }
 266
 267
 268         /**
 269          * Construct the "Rocket design" tab.  This contains a horizontal split pane
 270          * with the left component the design tree and the right component buttons
 271          * for adding components.
 272          */
 273         private JComponent designTab() {
 274                 JSplitPane horizontal = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, true);
 275                 horizontal.setResizeWeight(0.5);
 276
 277
 278                 //  Upper-left segment, component tree
 279
 280                 JPanel panel = new JPanel(new MigLayout("fill, flowy", "", "[grow]"));
 281
 282                 tree = new ComponentTree(document);
 283                 tree.setSelectionModel(componentSelectionModel);
 284
 285                 // Remove JTree key events that interfere with menu accelerators
 286                 InputMap im = SwingUtilities.getUIInputMap(tree, JComponent.WHEN_FOCUSED);
 287                 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_X, ActionEvent.CTRL_MASK), null);
 288                 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_C, ActionEvent.CTRL_MASK), null);
 289                 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_V, ActionEvent.CTRL_MASK), null);
 290                 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_A, ActionEvent.CTRL_MASK), null);
 291                 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_S, ActionEvent.CTRL_MASK), null);
 292                 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_O, ActionEvent.CTRL_MASK), null);
 293                 im.put(KeyStroke.getKeyStroke(KeyEvent.VK_N, ActionEvent.CTRL_MASK), null);
 294
 295
 296
 297                 // Double-click opens config dialog
 298                 MouseListener ml = new MouseAdapter() {
 299                         @Override
 300                         public void mousePressed(MouseEvent e) {
 301                                 int selRow = tree.getRowForLocation(e.getX(), e.getY());
 302                                 TreePath selPath = tree.getPathForLocation(e.getX(), e.getY());
 303                                 if (selRow != -1) {
 304                                         if ((e.getClickCount() == 2) && !ComponentConfigDialog.isDialogVisible()) {
 305                                                 // Double-click
 306                                                 RocketComponent c = (RocketComponent) selPath.getLastPathComponent();
 307                                                 ComponentConfigDialog.showDialog(BasicFrame.this,
 308                                                                 BasicFrame.this.document, c);
 309                                         }
 310                                 }
 311                         }
 312                 };
 313                 tree.addMouseListener(ml);
 314
 315                 // Update dialog when selection is changed
 316                 componentSelectionModel.addTreeSelectionListener(new TreeSelectionListener() {
 317                         @Override
 318                         public void valueChanged(TreeSelectionEvent e) {
 319                                 // Scroll tree to the selected item
 320                                 TreePath path = componentSelectionModel.getSelectionPath();
 321                                 if (path == null)
 322                                         return;
 323                                 tree.scrollPathToVisible(path);
 324
 325                                 if (!ComponentConfigDialog.isDialogVisible())
 326                                         return;
 327                                 RocketComponent c = (RocketComponent) path.getLastPathComponent();
 328                                 ComponentConfigDialog.showDialog(BasicFrame.this,
 329                                                 BasicFrame.this.document, c);
 330                         }
 331                 });
 332
 333                 // Place tree inside scroll pane
 334                 JScrollPane scroll = new JScrollPane(tree);
 335                 panel.add(scroll, "spany, grow, wrap");
 336
 337
 338                 // Buttons
 339                 JButton button = new JButton(actions.getMoveUpAction());
 340                 panel.add(button, "sizegroup buttons, aligny 65%");
 341
 342                 button = new JButton(actions.getMoveDownAction());
 343                 panel.add(button, "sizegroup buttons, aligny 0%");
 344
 345                 button = new JButton(actions.getEditAction());
 346                 panel.add(button, "sizegroup buttons");
 347
 348                 button = new JButton(actions.getNewStageAction());
 349                 panel.add(button, "sizegroup buttons");
 350
 351                 button = new JButton(actions.getDeleteAction());
 352                 button.setIcon(null);
 353                 button.setMnemonic(0);
 354                 panel.add(button, "sizegroup buttons");
 355
 356                 horizontal.setLeftComponent(panel);
 357
 358
 359                 //  Upper-right segment, component addition buttons
 360
 361                 panel = new JPanel(new MigLayout("fill, insets 0", "[0::]"));
 362
 363                 scroll = new JScrollPane(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,
 364                                 ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
 365                 scroll.setViewportView(new ComponentAddButtons(document, componentSelectionModel,
 366                                 scroll.getViewport()));
 367                 scroll.setBorder(null);
 368                 scroll.setViewportBorder(null);
 369
 370                 TitledBorder border = new TitledBorder(trans.get("BasicFrame.title.Addnewcomp"));
 371                 border.setTitleFont(border.getTitleFont().deriveFont(Font.BOLD));
 372                 scroll.setBorder(border);
 373
 374                 panel.add(scroll, "grow");
 375
 376                 horizontal.setRightComponent(panel);
 377
 378                 return horizontal;
 379         }
 380
 381
 382
 383         /**
 384          * Return the currently selected rocket component, or <code>null</code> if none selected.
 385          */
 386         private RocketComponent getSelectedComponent() {
 387                 TreePath path = componentSelectionModel.getSelectionPath();
 388                 if (path == null)
 389                         return null;
 390                 tree.scrollPathToVisible(path);
 391
 392                 return (RocketComponent) path.getLastPathComponent();
 393         }
 394
 395
 396         /**
 397          * Creates the menu for the window.
 398          */
 399         private void createMenu() {
 400                 JMenuBar menubar = new JMenuBar();
 401                 JMenu menu;
 402                 JMenuItem item;
 403
 404                 ////  File
 405                 menu = new JMenu(trans.get("main.menu.file"));
 406                 menu.setMnemonic(KeyEvent.VK_F);
 407                 //// File-handling related tasks
 408                 menu.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.file.desc"));
 409                 menubar.add(menu);
 410
 411                 //// New
 412                 item = new JMenuItem(trans.get("main.menu.file.new"), KeyEvent.VK_N);
 413                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_N, ActionEvent.CTRL_MASK));
 414                 item.setMnemonic(KeyEvent.VK_N);
 415                 //// Create a new rocket design
 416                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.file.new.desc"));
 417                 item.setIcon(Icons.FILE_NEW);
 418                 item.addActionListener(new ActionListener() {
 419                         @Override
 420                         public void actionPerformed(ActionEvent e) {
 421                                 log.user("New... selected");
 422                                 newAction();
 423                                 if (replaceable) {
 424                                         log.info("Closing previous window");
 425                                         closeAction();
 426                                 }
 427                         }
 428                 });
 429                 menu.add(item);
 430
 431                 //// Open...
 432                 item = new JMenuItem(trans.get("main.menu.file.open"), KeyEvent.VK_O);
 433                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O, ActionEvent.CTRL_MASK));
 434                 //// Open a rocket design
 435                 item.getAccessibleContext().setAccessibleDescription(trans.get("BasicFrame.item.Openrocketdesign"));
 436                 item.setIcon(Icons.FILE_OPEN);
 437                 item.addActionListener(new ActionListener() {
 438                         @Override
 439                         public void actionPerformed(ActionEvent e) {
 440                                 log.user("Open... selected");
 441                                 openAction();
 442                         }
 443                 });
 444                 menu.add(item);
 445
 446                 //// Open example...
 447                 item = new JMenuItem(trans.get("main.menu.file.openExample"));
 448                 //// Open an example rocket design
 449                 item.getAccessibleContext().setAccessibleDescription(trans.get("BasicFrame.item.Openexamplerocketdesign"));
 450                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O,
 451                                 ActionEvent.CTRL_MASK | ActionEvent.SHIFT_MASK));
 452                 item.setIcon(Icons.FILE_OPEN_EXAMPLE);
 453                 item.addActionListener(new ActionListener() {
 454                         @Override
 455                         public void actionPerformed(ActionEvent e) {
 456                                 log.user("Open example... selected");
 457                                 URL[] urls = ExampleDesignDialog.selectExampleDesigns(BasicFrame.this);
 458                                 if (urls != null) {
 459                                         for (URL u : urls) {
 460                                                 log.user("Opening example " + u);
 461                                                 open(u, BasicFrame.this);
 462                                         }
 463                                 }
 464                         }
 465                 });
 466                 menu.add(item);
 467
 468                 menu.addSeparator();
 469
 470                 //// Save
 471                 item = new JMenuItem(trans.get("main.menu.file.save"), KeyEvent.VK_S);
 472                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S, ActionEvent.CTRL_MASK));
 473                 //// Save the current rocket design
 474                 item.getAccessibleContext().setAccessibleDescription(trans.get("BasicFrame.item.SavecurRocketdesign"));
 475                 item.setIcon(Icons.FILE_SAVE);
 476                 item.addActionListener(new ActionListener() {
 477                         @Override
 478                         public void actionPerformed(ActionEvent e) {
 479                                 log.user("Save selected");
 480                                 saveAction();
 481                         }
 482                 });
 483                 menu.add(item);
 484
 485                 //// Save as...
 486                 item = new JMenuItem(trans.get("main.menu.file.saveAs"), KeyEvent.VK_A);
 487                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S,
 488                                 ActionEvent.CTRL_MASK | ActionEvent.SHIFT_MASK));
 489                 //// Save the current rocket design to a new file
 490                 item.getAccessibleContext().setAccessibleDescription(trans.get("BasicFrame.item.SavecurRocketdesnewfile"));
 491                 item.setIcon(Icons.FILE_SAVE_AS);
 492                 item.addActionListener(new ActionListener() {
 493                         @Override
 494                         public void actionPerformed(ActionEvent e) {
 495                                 log.user("Save as... selected");
 496                                 saveAsAction();
 497                         }
 498                 });
 499                 menu.add(item);
 500
 501                 //// Print...
 502                 item = new JMenuItem(trans.get("main.menu.file.print"), KeyEvent.VK_P);
 503                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_P, ActionEvent.CTRL_MASK));
 504                 //// Print parts list and fin template
 505                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.file.print.desc"));
 506                 item.setIcon(Icons.FILE_PRINT);
 507                 item.addActionListener(new ActionListener() {
 508                         @Override
 509                         public void actionPerformed(ActionEvent e) {
 510                                 log.user("Print action selected");
 511                                 printAction();
 512                         }
 513                 });
 514                 menu.add(item);
 515
 516
 517                 menu.addSeparator();
 518
 519                 //// Close
 520                 item = new JMenuItem(trans.get("main.menu.file.close"), KeyEvent.VK_C);
 521                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_W, ActionEvent.CTRL_MASK));
 522                 //// Close the current rocket design
 523                 item.getAccessibleContext().setAccessibleDescription(trans.get("BasicFrame.item.Closedesign"));
 524                 item.setIcon(Icons.FILE_CLOSE);
 525                 item.addActionListener(new ActionListener() {
 526                         @Override
 527                         public void actionPerformed(ActionEvent e) {
 528                                 log.user("Close selected");
 529                                 closeAction();
 530                         }
 531                 });
 532                 menu.add(item);
 533
 534                 menu.addSeparator();
 535
 536                 //// Quit
 537                 item = new JMenuItem(trans.get("main.menu.file.quit"), KeyEvent.VK_Q);
 538                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_Q, ActionEvent.CTRL_MASK));
 539                 //// Quit the program
 540                 item.getAccessibleContext().setAccessibleDescription(trans.get("BasicFrame.item.Quitprogram"));
 541                 item.setIcon(Icons.FILE_QUIT);
 542                 item.addActionListener(new ActionListener() {
 543                         @Override
 544                         public void actionPerformed(ActionEvent e) {
 545                                 log.user("Quit selected");
 546                                 quitAction();
 547                         }
 548                 });
 549                 menu.add(item);
 550
 551
 552
 553                 ////  Edit
 554                 menu = new JMenu(trans.get("main.menu.edit"));
 555                 menu.setMnemonic(KeyEvent.VK_E);
 556                 //// Rocket editing
 557                 menu.getAccessibleContext().setAccessibleDescription(trans.get("BasicFrame.menu.Rocketedt"));
 558                 menubar.add(menu);
 559
 560
 561                 Action action = document.getUndoAction();
 562                 item = new JMenuItem(action);
 563                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_Z, ActionEvent.CTRL_MASK));
 564                 item.setMnemonic(KeyEvent.VK_U);
 565                 //// Undo the previous operation
 566                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.edit.undo.desc"));
 567
 568                 menu.add(item);
 569
 570                 action = document.getRedoAction();
 571                 item = new JMenuItem(action);
 572                 item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_Y, ActionEvent.CTRL_MASK));
 573                 item.setMnemonic(KeyEvent.VK_R);
 574                 //// Redo the previously undone operation
 575                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.edit.redo.desc"));
 576                 menu.add(item);
 577
 578                 menu.addSeparator();
 579
 580
 581                 item = new JMenuItem(actions.getCutAction());
 582                 menu.add(item);
 583
 584                 item = new JMenuItem(actions.getCopyAction());
 585                 menu.add(item);
 586
 587                 item = new JMenuItem(actions.getPasteAction());
 588                 menu.add(item);
 589
 590                 item = new JMenuItem(actions.getDeleteAction());
 591                 menu.add(item);
 592
 593                 menu.addSeparator();
 594
 595
 596
 597                 item = new JMenuItem(trans.get("main.menu.edit.resize"));
 598                 item.setIcon(Icons.EDIT_SCALE);
 599                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.edit.resize.desc"));
 600                 item.addActionListener(new ActionListener() {
 601                         @Override
 602                         public void actionPerformed(ActionEvent e) {
 603                                 log.user("Scale... selected");
 604                                 ScaleDialog dialog = new ScaleDialog(document, getSelectedComponent(), BasicFrame.this);
 605                                 dialog.setVisible(true);
 606                                 dialog.dispose();
 607                         }
 608                 });
 609                 menu.add(item);
 610
 611
 612
 613                 //// Preferences
 614                 item = new JMenuItem(trans.get("main.menu.edit.preferences"));
 615                 item.setIcon(Icons.PREFERENCES);
 616                 //// Setup the application preferences
 617                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.edit.preferences.desc"));
 618                 item.addActionListener(new ActionListener() {
 619                         @Override
 620                         public void actionPerformed(ActionEvent e) {
 621                                 log.user("Preferences selected");
 622                                 PreferencesDialog.showPreferences(BasicFrame.this);
 623                         }
 624                 });
 625                 menu.add(item);
 626
 627
 628
 629
 630                 ////  Analyze
 631                 menu = new JMenu(trans.get("main.menu.analyze"));
 632                 menu.setMnemonic(KeyEvent.VK_A);
 633                 //// Analyzing the rocket
 634                 menu.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.analyze.desc"));
 635                 menubar.add(menu);
 636
 637                 //// Component analysis
 638                 item = new JMenuItem(trans.get("main.menu.analyze.componentAnalysis"), KeyEvent.VK_C);
 639                 //// Analyze the rocket components separately
 640                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.analyze.componentAnalysis.desc"));
 641                 item.addActionListener(new ActionListener() {
 642                         @Override
 643                         public void actionPerformed(ActionEvent e) {
 644                                 log.user("Component analysis selected");
 645                                 ComponentAnalysisDialog.showDialog(rocketpanel);
 646                         }
 647                 });
 648                 menu.add(item);
 649
 650
 651                 ////  Debug
 652                 // (shown if openrocket.debug.menu is defined)
 653                 if (System.getProperty("openrocket.debug.menu") != null) {
 654                         menubar.add(makeDebugMenu());
 655                 }
 656
 657
 658
 659                 ////  Help
 660
 661                 menu = new JMenu(trans.get("main.menu.help"));
 662                 menu.setMnemonic(KeyEvent.VK_H);
 663                 //// Information about OpenRocket
 664                 menu.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.desc"));
 665                 menubar.add(menu);
 666
 667
 668                 //// License
 669                 item = new JMenuItem(trans.get("main.menu.help.license"), KeyEvent.VK_L);
 670                 //// OpenRocket license information
 671                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.license.desc"));
 672                 item.addActionListener(new ActionListener() {
 673                         @Override
 674                         public void actionPerformed(ActionEvent e) {
 675                                 log.user("License selected");
 676                                 new LicenseDialog(BasicFrame.this).setVisible(true);
 677                         }
 678                 });
 679                 menu.add(item);
 680
 681                 menu.addSeparator();
 682
 683                 //// Bug report
 684                 item = new JMenuItem(trans.get("main.menu.help.bugReport"), KeyEvent.VK_B);
 685                 //// Information about reporting bugs in OpenRocket
 686                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.bugReport.desc"));
 687                 item.addActionListener(new ActionListener() {
 688                         @Override
 689                         public void actionPerformed(ActionEvent e) {
 690                                 log.user("Bug report selected");
 691                                 BugReportDialog.showBugReportDialog(BasicFrame.this);
 692                         }
 693                 });
 694                 menu.add(item);
 695
 696                 //// Debug log
 697                 item = new JMenuItem(trans.get("main.menu.help.debugLog"));
 698                 //// View the OpenRocket debug log
 699                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.debugLog.desc"));
 700                 item.addActionListener(new ActionListener() {
 701                         @Override
 702                         public void actionPerformed(ActionEvent e) {
 703                                 log.user("Debug log selected");
 704                                 new DebugLogDialog(BasicFrame.this).setVisible(true);
 705                         }
 706                 });
 707                 menu.add(item);
 708
 709                 menu.addSeparator();
 710
 711                 //// About
 712                 item = new JMenuItem(trans.get("main.menu.help.about"), KeyEvent.VK_A);
 713                 //// About OpenRocket
 714                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.about.desc"));
 715                 item.addActionListener(new ActionListener() {
 716                         @Override
 717                         public void actionPerformed(ActionEvent e) {
 718                                 log.user("About selected");
 719                                 new AboutDialog(BasicFrame.this).setVisible(true);
 720                         }
 721                 });
 722                 menu.add(item);
 723
 724
 725                 this.setJMenuBar(menubar);
 726         }
 727
 728         private JMenu makeDebugMenu() {
 729                 JMenu menu;
 730                 JMenuItem item;
 731
 732                 /*
 733                  * This menu is intentionally left untranslated.
 734                  */
 735
 736                 ////  Debug menu
 737                 menu = new JMenu("Debug");
 738                 //// OpenRocket debugging tasks
 739                 menu.getAccessibleContext().setAccessibleDescription("OpenRocket debugging tasks");
 740
 741                 //// What is this menu?
 742                 item = new JMenuItem("What is this menu?");
 743                 item.addActionListener(new ActionListener() {
 744                         @Override
 745                         public void actionPerformed(ActionEvent e) {
 746                                 log.user("What is this menu? selected");
 747                                 JOptionPane.showMessageDialog(BasicFrame.this,
 748                                                 new Object[] {
 749                                                                 "The 'Debug' menu includes actions for testing and debugging " +
 750                                                                                 "OpenRocket.", " ",
 751                                                                 "The menu is made visible by defining the system property " +
 752                                                                                 "'openrocket.debug.menu' when starting OpenRocket.",
 753                                                                 "It should not be visible by default." },
 754                                                 "Debug menu", JOptionPane.INFORMATION_MESSAGE);
 755                         }
 756                 });
 757                 menu.add(item);
 758
 759                 menu.addSeparator();
 760
 761                 //// Create test rocket
 762                 item = new JMenuItem("Create test rocket");
 763                 item.addActionListener(new ActionListener() {
 764                         @Override
 765                         public void actionPerformed(ActionEvent e) {
 766                                 log.user("Create test rocket selected");
 767                                 JTextField field = new JTextField();
 768                                 int sel = JOptionPane.showOptionDialog(BasicFrame.this, new Object[] {
 769                                                 "Input text key to generate random rocket:",
 770                                                 field
 771                                         }, "Generate random test rocket", JOptionPane.DEFAULT_OPTION,
 772                                                 JOptionPane.QUESTION_MESSAGE, null, new Object[] {
 773                                                                 "Random", "OK"
 774                                 }, "OK");
 775
 776                                 Rocket r;
 777                                 if (sel == 0) {
 778                                         r = new TestRockets(null).makeTestRocket();
 779                                 } else if (sel == 1) {
 780                                         r = new TestRockets(field.getText()).makeTestRocket();
 781                                 } else {
 782                                         return;
 783                                 }
 784
 785                                 OpenRocketDocument doc = new OpenRocketDocument(r);
 786                                 doc.setSaved(true);
 787                                 BasicFrame frame = new BasicFrame(doc);
 788                                 frame.setVisible(true);
 789                         }
 790                 });
 791                 menu.add(item);
 792
 793
 794
 795                 item = new JMenuItem("Create 'Iso-Haisu'");
 796                 item.addActionListener(new ActionListener() {
 797                         @Override
 798                         public void actionPerformed(ActionEvent e) {
 799                                 log.user("Create Iso-Haisu selected");
 800                                 Rocket r = TestRockets.makeIsoHaisu();
 801                                 OpenRocketDocument doc = new OpenRocketDocument(r);
 802                                 doc.setSaved(true);
 803                                 BasicFrame frame = new BasicFrame(doc);
 804                                 frame.setVisible(true);
 805                         }
 806                 });
 807                 menu.add(item);
 808
 809
 810                 item = new JMenuItem("Create 'Big Blue'");
 811                 item.addActionListener(new ActionListener() {
 812                         @Override
 813                         public void actionPerformed(ActionEvent e) {
 814                                 log.user("Create Big Blue selected");
 815                                 Rocket r = TestRockets.makeBigBlue();
 816                                 OpenRocketDocument doc = new OpenRocketDocument(r);
 817                                 doc.setSaved(true);
 818                                 BasicFrame frame = new BasicFrame(doc);
 819                                 frame.setVisible(true);
 820                         }
 821                 });
 822                 menu.add(item);
 823
 824                 menu.addSeparator();
 825
 826
 827                 item = new JMenuItem("Memory statistics");
 828                 item.addActionListener(new ActionListener() {
 829                         @Override
 830                         public void actionPerformed(ActionEvent e) {
 831                                 log.user("Memory statistics selected");
 832
 833                                 // Get discarded but remaining objects (this also runs System.gc multiple times)
 834                                 List<MemoryData> objects = MemoryManagement.getRemainingCollectableObjects();
 835                                 StringBuilder sb = new StringBuilder();
 836                                 sb.append("Objects that should have been garbage-collected but have not been:\n");
 837                                 int count = 0;
 838                                 for (MemoryData data : objects) {
 839                                         Object o = data.getReference().get();
 840                                         if (o == null)
 841                                                 continue;
 842                                         sb.append("Age ").append(System.currentTimeMillis() - data.getRegistrationTime())
 843                                                         .append(" ms:  ").append(o).append('\n');
 844                                         count++;
 845                                         // Explicitly null the strong reference to avoid possibility of invisible references
 846                                         o = null;
 847                                 }
 848                                 sb.append("Total: " + count);
 849
 850                                 // Get basic memory stats
 851                                 System.gc();
 852                                 long max = Runtime.getRuntime().maxMemory();
 853                                 long free = Runtime.getRuntime().freeMemory();
 854                                 long used = max - free;
 855                                 String[] stats = new String[4];
 856                                 stats[0] = "Memory usage:";
 857                                 stats[1] = String.format("   Max memory:  %.1f MB", max / 1024.0 / 1024.0);
 858                                 stats[2] = String.format("   Used memory: %.1f MB (%.0f%%)", used / 1024.0 / 1024.0, 100.0 * used / max);
 859                                 stats[3] = String.format("   Free memory: %.1f MB (%.0f%%)", free / 1024.0 / 1024.0, 100.0 * free / max);
 860
 861
 862                                 DetailDialog.showDetailedMessageDialog(BasicFrame.this, stats, sb.toString(),
 863                                                 "Memory statistics", JOptionPane.INFORMATION_MESSAGE);
 864                         }
 865                 });
 866                 menu.add(item);
 867
 868                 //// Exhaust memory
 869                 item = new JMenuItem("Exhaust memory");
 870                 item.addActionListener(new ActionListener() {
 871                         @Override
 872                         public void actionPerformed(ActionEvent e) {
 873                                 log.user("Exhaust memory selected");
 874                                 LinkedList<byte[]> data = new LinkedList<byte[]>();
 875                                 int count = 0;
 876                                 final int bytesPerArray = 10240;
 877                                 try {
 878                                         while (true) {
 879                                                 byte[] array = new byte[bytesPerArray];
 880                                                 for (int i = 0; i < bytesPerArray; i++) {
 881                                                         array[i] = (byte) i;
 882                                                 }
 883                                                 data.add(array);
 884                                                 count++;
 885                                         }
 886                                 } catch (OutOfMemoryError error) {
 887                                         data = null;
 888                                         long size = bytesPerArray * (long) count;
 889                                         String s = String.format("OutOfMemory occurred after %d iterations (approx. %.1f MB consumed)",
 890                                                         count, size / 1024.0 / 1024.0);
 891                                         log.debug(s, error);
 892                                         JOptionPane.showMessageDialog(BasicFrame.this, s);
 893                                 }
 894                         }
 895                 });
 896                 menu.add(item);
 897
 898
 899                 menu.addSeparator();
 900
 901                 //// Exception here
 902                 item = new JMenuItem("Exception here");
 903                 item.addActionListener(new ActionListener() {
 904                         @Override
 905                         public void actionPerformed(ActionEvent e) {
 906                                 log.user("Exception here selected");
 907                                 throw new RuntimeException("Testing exception from menu action listener");
 908                         }
 909                 });
 910                 menu.add(item);
 911
 912                 item = new JMenuItem("Exception from EDT");
 913                 item.addActionListener(new ActionListener() {
 914                         @Override
 915                         public void actionPerformed(ActionEvent e) {
 916                                 log.user("Exception from EDT selected");
 917                                 SwingUtilities.invokeLater(new Runnable() {
 918                                         @Override
 919                                         public void run() {
 920                                                 throw new RuntimeException("Testing exception from " +
 921                                                                 "later invoked EDT thread");
 922                                         }
 923                                 });
 924                         }
 925                 });
 926                 menu.add(item);
 927
 928                 item = new JMenuItem("Exception from other thread");
 929                 item.addActionListener(new ActionListener() {
 930                         @Override
 931                         public void actionPerformed(ActionEvent e) {
 932                                 log.user("Exception from other thread selected");
 933                                 new Thread() {
 934                                         @Override
 935                                         public void run() {
 936                                                 throw new RuntimeException("Testing exception from newly created thread");
 937                                         }
 938                                 }.start();
 939                         }
 940                 });
 941                 menu.add(item);
 942
 943                 item = new JMenuItem("OutOfMemoryError here");
 944                 item.addActionListener(new ActionListener() {
 945                         @Override
 946                         public void actionPerformed(ActionEvent e) {
 947                                 log.user("OutOfMemoryError here selected");
 948                                 throw new OutOfMemoryError("Testing OutOfMemoryError from menu action listener");
 949                         }
 950                 });
 951                 menu.add(item);
 952
 953
 954                 item = new JMenuItem("General optimization test");
 955                 item.addActionListener(new ActionListener() {
 956                         @Override
 957                         public void actionPerformed(ActionEvent e) {
 958                                 new GeneralOptimizationDialog(document, BasicFrame.this).setVisible(true);
 959                         }
 960                 });
 961                 menu.add(item);
 962
 963
 964                 item = new JMenuItem("Optimization test");
 965                 item.addActionListener(new ActionListener() {
 966                         @Override
 967                         public void actionPerformed(ActionEvent e) {
 968                                 new OptimizationTestDialog(BasicFrame.this, document).setVisible(true);
 969                         }
 970                 });
 971                 menu.add(item);
 972
 973                 return menu;
 974         }
 975
 976
 977         /**
 978          * Select the tab on the main pane.
 979          *
 980          * @param tab   one of {@link #COMPONENT_TAB} or {@link #SIMULATION_TAB}.
 981          */
 982         public void selectTab(int tab) {
 983                 tabbedPane.setSelectedIndex(tab);
 984         }
 985
 986
 987
 988         private void openAction() {
 989                 JFileChooser chooser = new JFileChooser();
 990
 991                 chooser.addChoosableFileFilter(FileHelper.ALL_DESIGNS_FILTER);
 992                 chooser.addChoosableFileFilter(FileHelper.OPENROCKET_DESIGN_FILTER);
 993                 chooser.addChoosableFileFilter(FileHelper.ROCKSIM_DESIGN_FILTER);
 994                 chooser.setFileFilter(FileHelper.ALL_DESIGNS_FILTER);
 995
 996                 chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
 997                 chooser.setMultiSelectionEnabled(true);
 998                 chooser.setCurrentDirectory(Prefs.getDefaultDirectory());
 999                 int option = chooser.showOpenDialog(this);
1000                 if (option != JFileChooser.APPROVE_OPTION) {
1001                         log.user("Decided not to open files, option=" + option);
1002                         return;
1003                 }
1004
1005                 Prefs.setDefaultDirectory(chooser.getCurrentDirectory());
1006
1007                 File[] files = chooser.getSelectedFiles();
1008                 log.user("Opening files " + Arrays.toString(files));
1009
1010                 for (File file : files) {
1011                         log.info("Opening file: " + file);
1012                         if (open(file, this)) {
1013
1014                                 // Close previous window if replacing
1015                                 if (replaceable && document.isSaved()) {
1016                                         log.info("Closing window because it is replaceable");
1017                                         closeAction();
1018                                         replaceable = false;
1019                                 }
1020                         }
1021                 }
1022         }
1023
1024
1025         /**
1026          * Open a file based on a URL.
1027          * @param url           the file to open.
1028          * @param parent        the parent window for dialogs.
1029          * @return                      <code>true</code> if opened successfully.
1030          */
1031         private static boolean open(URL url, BasicFrame parent) {
1032                 String filename = null;
1033
1034                 // First figure out the file name from the URL
1035
1036                 // Try using URI.getPath();
1037                 try {
1038                         URI uri = url.toURI();
1039                         filename = uri.getPath();
1040                 } catch (URISyntaxException ignore) {
1041                 }
1042
1043                 // Try URL-decoding the URL
1044                 if (filename == null) {
1045                         try {
1046                                 filename = URLDecoder.decode(url.toString(), "UTF-8");
1047                         } catch (UnsupportedEncodingException ignore) {
1048                         }
1049                 }
1050
1051                 // Last resort
1052                 if (filename == null) {
1053                         filename = "";
1054                 }
1055
1056                 // Remove path from filename
1057                 if (filename.lastIndexOf('/') >= 0) {
1058                         filename = filename.substring(filename.lastIndexOf('/') + 1);
1059                 }
1060
1061
1062                 // Open the file
1063                 log.info("Opening file from url=" + url + " filename=" + filename);
1064                 try {
1065                         InputStream is = url.openStream();
1066                         if (open(is, filename, parent)) {
1067                                 // Close previous window if replacing
1068                                 if (parent.replaceable && parent.document.isSaved()) {
1069                                         parent.closeAction();
1070                                         parent.replaceable = false;
1071                                 }
1072                         }
1073                 } catch (IOException e) {
1074                         log.warn("Error opening file" + e);
1075                         JOptionPane.showMessageDialog(parent,
1076                                         "An error occurred while opening the file " + filename,
1077                                         "Error loading file", JOptionPane.ERROR_MESSAGE);
1078                 }
1079
1080                 return false;
1081         }
1082
1083
1084         /**
1085          * Open the specified file from an InputStream in a new design frame.  If an error
1086          * occurs, an error dialog is shown and <code>false</code> is returned.
1087          *
1088          * @param stream        the stream to load from.
1089          * @param filename      the file name to display in dialogs (not set to the document).
1090          * @param parent        the parent component for which a progress dialog is opened.
1091          * @return                      whether the file was successfully loaded and opened.
1092          */
1093         private static boolean open(InputStream stream, String filename, Window parent) {
1094                 OpenFileWorker worker = new OpenFileWorker(stream, ROCKET_LOADER);
1095                 return open(worker, filename, null, parent);
1096         }
1097
1098
1099         /**
1100          * Open the specified file in a new design frame.  If an error occurs, an error
1101          * dialog is shown and <code>false</code> is returned.
1102          *
1103          * @param file          the file to open.
1104          * @param parent        the parent component for which a progress dialog is opened.
1105          * @return                      whether the file was successfully loaded and opened.
1106          */
1107         public static boolean open(File file, Window parent) {
1108                 OpenFileWorker worker = new OpenFileWorker(file, ROCKET_LOADER);
1109                 return open(worker, file.getName(), file, parent);
1110         }
1111
1112
1113         /**
1114          * Open the specified file using the provided worker.
1115          *
1116          * @param worker        the OpenFileWorker that loads the file.
1117          * @param filename      the file name to display in dialogs.
1118          * @param file          the File to set the document to (may be null).
1119          * @param parent
1120          * @return
1121          */
1122         private static boolean open(OpenFileWorker worker, String filename, File file, Window parent) {
1123
1124                 MotorDatabaseLoadingDialog.check(parent);
1125
1126                 // Open the file in a Swing worker thread
1127                 log.info("Starting OpenFileWorker");
1128                 if (!SwingWorkerDialog.runWorker(parent, "Opening file", "Reading " + filename + "...", worker)) {
1129                         // User cancelled the operation
1130                         log.info("User cancelled the OpenFileWorker");
1131                         return false;
1132                 }
1133
1134
1135                 // Handle the document
1136                 OpenRocketDocument doc = null;
1137                 try {
1138
1139                         doc = worker.get();
1140
1141                 } catch (ExecutionException e) {
1142
1143                         Throwable cause = e.getCause();
1144
1145                         if (cause instanceof FileNotFoundException) {
1146
1147                                 log.warn("File not found", cause);
1148                                 JOptionPane.showMessageDialog(parent,
1149                                                 "File not found: " + filename,
1150                                                 "Error opening file", JOptionPane.ERROR_MESSAGE);
1151                                 return false;
1152
1153                         } else if (cause instanceof RocketLoadException) {
1154
1155                                 log.warn("Error loading the file", cause);
1156                                 JOptionPane.showMessageDialog(parent,
1157                                                 "Unable to open file '" + filename + "': "
1158                                                                 + cause.getMessage(),
1159                                                 "Error opening file", JOptionPane.ERROR_MESSAGE);
1160                                 return false;
1161
1162                         } else {
1163
1164                                 throw new BugException("Unknown error when opening file", e);
1165
1166                         }
1167
1168                 } catch (InterruptedException e) {
1169                         throw new BugException("EDT was interrupted", e);
1170                 }
1171
1172                 if (doc == null) {
1173                         throw new BugException("Document loader returned null");
1174                 }
1175
1176
1177                 // Show warnings
1178                 WarningSet warnings = worker.getRocketLoader().getWarnings();
1179                 if (!warnings.isEmpty()) {
1180                         log.info("Warnings while reading file: " + warnings);
1181                         WarningDialog.showWarnings(parent,
1182                                         new Object[] {
1183                                                         //// The following problems were encountered while opening
1184                                                         trans.get("BasicFrame.WarningDialog.txt1") + " " + filename + ".",
1185                                                         //// Some design features may not have been loaded correctly.
1186                                                         trans.get("BasicFrame.WarningDialog.txt2")
1187                                         },
1188                                         //// Warnings while opening file
1189                                         trans.get("BasicFrame.WarningDialog.title"), warnings);
1190                 }
1191
1192
1193                 // Set document state
1194                 doc.setFile(file);
1195                 doc.setSaved(true);
1196
1197                 // Open the frame
1198                 log.debug("Opening new frame with the document");
1199                 BasicFrame frame = new BasicFrame(doc);
1200                 frame.setVisible(true);
1201
1202                 return true;
1203         }
1204
1205
1206
1207
1208
1209         private boolean saveAction() {
1210                 File file = document.getFile();
1211                 if (file == null) {
1212                         log.info("Document does not contain file, opening save as dialog instead");
1213                         return saveAsAction();
1214                 }
1215                 log.info("Saving document to " + file);
1216
1217                 // Saving RockSim designs is not supported
1218                 if (FileHelper.ROCKSIM_DESIGN_FILTER.accept(file)) {
1219                         file = new File(file.getAbsolutePath().replaceAll(".[rR][kK][tT](.[gG][zZ])?$",
1220                                         ".ork"));
1221
1222                         log.info("Attempting to save in RockSim format, renaming to " + file);
1223                         int option = JOptionPane.showConfirmDialog(this, new Object[] {
1224                                         "Saving designs in RockSim format is not supported.",
1225                                         "Save in OpenRocket format instead (" + file.getName() + ")?"
1226                                 }, "Save " + file.getName(), JOptionPane.YES_NO_OPTION,
1227                                         JOptionPane.QUESTION_MESSAGE, null);
1228                         if (option != JOptionPane.YES_OPTION) {
1229                                 log.user("User chose not to save");
1230                                 return false;
1231                         }
1232
1233                         document.setFile(file);
1234                 }
1235                 return saveAs(file);
1236         }
1237
1238
1239         private boolean saveAsAction() {
1240                 File file = null;
1241
1242                 // TODO: HIGH: what if *.rkt chosen?
1243                 StorageOptionChooser storageChooser =
1244                                 new StorageOptionChooser(document, document.getDefaultStorageOptions());
1245                 JFileChooser chooser = new JFileChooser();
1246                 chooser.setFileFilter(FileHelper.OPENROCKET_DESIGN_FILTER);
1247                 chooser.setCurrentDirectory(Prefs.getDefaultDirectory());
1248                 chooser.setAccessory(storageChooser);
1249                 if (document.getFile() != null)
1250                         chooser.setSelectedFile(document.getFile());
1251
1252                 int option = chooser.showSaveDialog(BasicFrame.this);
1253                 if (option != JFileChooser.APPROVE_OPTION) {
1254                         log.user("User decided not to save, option=" + option);
1255                         return false;
1256                 }
1257
1258                 file = chooser.getSelectedFile();
1259                 if (file == null) {
1260                         log.user("User did not select a file");
1261                         return false;
1262                 }
1263
1264                 Prefs.setDefaultDirectory(chooser.getCurrentDirectory());
1265                 storageChooser.storeOptions(document.getDefaultStorageOptions());
1266
1267                 file = FileHelper.ensureExtension(file, "ork");
1268                 if (!FileHelper.confirmWrite(file, this)) {
1269                         return false;
1270                 }
1271
1272                 return saveAs(file);
1273         }
1274
1275         private boolean saveAs(File file) {
1276                 log.info("Saving document as " + file);
1277                 boolean saved = false;
1278
1279                 if (!StorageOptionChooser.verifyStorageOptions(document, this)) {
1280                         // User cancelled the dialog
1281                         log.user("User cancelled saving in storage options dialog");
1282                         return false;
1283                 }
1284
1285
1286                 SaveFileWorker worker = new SaveFileWorker(document, file, ROCKET_SAVER);
1287
1288                 if (!SwingWorkerDialog.runWorker(this, "Saving file",
1289                                 "Writing " + file.getName() + "...", worker)) {
1290
1291                         // User cancelled the save
1292                         log.user("User cancelled the save, deleting the file");
1293                         file.delete();
1294                         return false;
1295                 }
1296
1297                 try {
1298                         worker.get();
1299                         document.setFile(file);
1300                         document.setSaved(true);
1301                         saved = true;
1302                         setTitle();
1303                 } catch (ExecutionException e) {
1304
1305                         Throwable cause = e.getCause();
1306
1307                         if (cause instanceof IOException) {
1308                                 log.warn("An I/O error occurred while saving " + file, cause);
1309                                 JOptionPane.showMessageDialog(this, new String[] {
1310                                                 "An I/O error occurred while saving:",
1311                                                 e.getMessage() }, "Saving failed", JOptionPane.ERROR_MESSAGE);
1312                                 return false;
1313                         } else {
1314                                 Reflection.handleWrappedException(e);
1315                         }
1316
1317                 } catch (InterruptedException e) {
1318                         throw new BugException("EDT was interrupted", e);
1319                 }
1320
1321                 return saved;
1322         }
1323
1324
1325         private boolean closeAction() {
1326                 if (!document.isSaved()) {
1327                         log.info("Confirming whether to save the design");
1328                         ComponentConfigDialog.hideDialog();
1329                         int result = JOptionPane.showConfirmDialog(this,
1330                                         trans.get("BasicFrame.dlg.lbl1") + rocket.getName() +
1331                                                         trans.get("BasicFrame.dlg.lbl2") + "  " +
1332                                                         trans.get("BasicFrame.dlg.lbl3"),
1333                                         trans.get("BasicFrame.dlg.title"), JOptionPane.YES_NO_CANCEL_OPTION,
1334                                         JOptionPane.QUESTION_MESSAGE);
1335                         if (result == JOptionPane.YES_OPTION) {
1336                                 // Save
1337                                 log.user("User requested file save");
1338                                 if (!saveAction()) {
1339                                         log.info("File save was interrupted, not closing");
1340                                         return false;
1341                                 }
1342                         } else if (result == JOptionPane.NO_OPTION) {
1343                                 // Don't save: No-op
1344                                 log.user("User requested to discard design");
1345                         } else {
1346                                 // Cancel or close
1347                                 log.user("User cancelled closing, result=" + result);
1348                                 return false;
1349                         }
1350                 }
1351
1352                 // Rocket has been saved or discarded
1353                 log.debug("Disposing window");
1354                 this.dispose();
1355
1356                 ComponentConfigDialog.hideDialog();
1357                 ComponentAnalysisDialog.hideDialog();
1358
1359                 frames.remove(this);
1360                 if (frames.isEmpty()) {
1361                         log.info("Last frame closed, exiting");
1362                         System.exit(0);
1363                 }
1364                 return true;
1365         }
1366
1367
1368
1369         /**
1370          *
1371          */
1372         public void printAction() {
1373                 if (!Prefs.getBoolean("printing.experimental.communicated", false)) {
1374                         log.info("Showing printing is experimental warning to the user");
1375                         JOptionPane.showMessageDialog(this, "Printing is an currently an experimental feature " +
1376                                         "and might not fully work on all platforms",
1377                                         "Experimental feature", JOptionPane.WARNING_MESSAGE);
1378                         Prefs.putBoolean("printing.experimental.communicated", true);
1379                 }
1380                 new PrintDialog(this, document).setVisible(true);
1381         }
1382
1383         /**
1384          * Open a new design window with a basic rocket+stage.
1385          */
1386         public static void newAction() {
1387                 log.info("New action initiated");
1388
1389                 Rocket rocket = new Rocket();
1390                 Stage stage = new Stage();
1391                 //// Sustainer
1392                 stage.setName(trans.get("BasicFrame.StageName.Sustainer"));
1393                 rocket.addChild(stage);
1394                 OpenRocketDocument doc = new OpenRocketDocument(rocket);
1395                 doc.setSaved(true);
1396
1397                 BasicFrame frame = new BasicFrame(doc);
1398                 frame.replaceable = true;
1399                 frame.setVisible(true);
1400                 ComponentConfigDialog.showDialog(frame, doc, rocket);
1401         }
1402
1403         /**
1404          * Quit the application.  Confirms saving unsaved designs.  The action of File->Quit.
1405          */
1406         public static void quitAction() {
1407                 log.info("Quit action initiated");
1408                 for (int i = frames.size() - 1; i >= 0; i--) {
1409                         log.debug("Closing frame " + frames.get(i));
1410                         if (!frames.get(i).closeAction()) {
1411                                 // Close canceled
1412                                 log.info("Quit was cancelled");
1413                                 return;
1414                         }
1415                 }
1416                 // Should not be reached, but just in case
1417                 log.error("Should already have exited application");
1418                 System.exit(0);
1419         }
1420
1421
1422         /**
1423          * Set the title of the frame, taking into account the name of the rocket, file it
1424          * has been saved to (if any) and saved status.
1425          */
1426         private void setTitle() {
1427                 File file = document.getFile();
1428                 boolean saved = document.isSaved();
1429                 String title;
1430
1431                 title = rocket.getName();
1432                 if (file != null) {
1433                         title = title + " (" + file.getName() + ")";
1434                 }
1435                 if (!saved)
1436                         title = "*" + title;
1437
1438                 setTitle(title);
1439         }
1440
1441
1442
1443         /**
1444          * Find a currently open BasicFrame containing the specified rocket.  This method
1445          * can be used to map a Rocket to a BasicFrame from GUI methods.
1446          *
1447          * @param rocket the Rocket.
1448          * @return               the corresponding BasicFrame, or <code>null</code> if none found.
1449          */
1450         public static BasicFrame findFrame(Rocket rocket) {
1451                 for (BasicFrame f : frames) {
1452                         if (f.rocket == rocket) {
1453                                 log.debug("Found frame " + f + " for rocket " + rocket);
1454                                 return f;
1455                         }
1456                 }
1457                 log.debug("Could not find frame for rocket " + rocket);
1458                 return null;
1459         }
1460
1461         /**
1462          * Find a currently open document by the rocket object.  This method can be used
1463          * to map a Rocket to OpenRocketDocument from GUI methods.
1464          *
1465          * @param rocket the Rocket.
1466          * @return               the corresponding OpenRocketDocument, or <code>null</code> if not found.
1467          */
1468         public static OpenRocketDocument findDocument(Rocket rocket) {
1469                 BasicFrame frame = findFrame(rocket);
1470                 if (frame != null) {
1471                         return frame.document;
1472                 } else {
1473                         return null;
1474                 }
1475         }
1476 }