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.BorderFactory;
  34 import javax.swing.InputMap;
  35 import javax.swing.JButton;
  36 import javax.swing.JComponent;
  37 import javax.swing.JFileChooser;
  38 import javax.swing.JFrame;
  39 import javax.swing.JMenu;
  40 import javax.swing.JMenuBar;
  41 import javax.swing.JMenuItem;
  42 import javax.swing.JOptionPane;
  43 import javax.swing.JPanel;
  44 import javax.swing.JScrollPane;
  45 import javax.swing.JSplitPane;
  46 import javax.swing.JTabbedPane;
  47 import javax.swing.JTextField;
  48 import javax.swing.KeyStroke;
  49 import javax.swing.ListSelectionModel;
  50 import javax.swing.ScrollPaneConstants;
  51 import javax.swing.SwingUtilities;
  52 import javax.swing.border.TitledBorder;
  53 import javax.swing.event.TreeSelectionEvent;
  54 import javax.swing.event.TreeSelectionListener;
  55 import javax.swing.tree.DefaultTreeSelectionModel;
  56 import javax.swing.tree.TreePath;
  57 import javax.swing.tree.TreeSelectionModel;
  58
  59 import net.miginfocom.swing.MigLayout;
  60 import net.sf.openrocket.aerodynamics.WarningSet;
  61 import net.sf.openrocket.document.OpenRocketDocument;
  62 import net.sf.openrocket.file.GeneralRocketLoader;
  63 import net.sf.openrocket.file.RocketLoadException;
  64 import net.sf.openrocket.file.RocketLoader;
  65 import net.sf.openrocket.file.RocketSaver;
  66 import net.sf.openrocket.file.openrocket.OpenRocketSaver;
  67 import net.sf.openrocket.gui.StorageOptionChooser;
  68 import net.sf.openrocket.gui.configdialog.ComponentConfigDialog;
  69 import net.sf.openrocket.gui.dialogs.AboutDialog;
  70 import net.sf.openrocket.gui.dialogs.BugReportDialog;
  71 import net.sf.openrocket.gui.dialogs.ComponentAnalysisDialog;
  72 import net.sf.openrocket.gui.dialogs.DebugLogDialog;
  73 import net.sf.openrocket.gui.dialogs.DetailDialog;
  74 import net.sf.openrocket.gui.dialogs.ExampleDesignDialog;
  75 import net.sf.openrocket.gui.dialogs.LicenseDialog;
  76 import net.sf.openrocket.gui.dialogs.MotorDatabaseLoadingDialog;
  77 import net.sf.openrocket.gui.dialogs.PrintDialog;
  78 import net.sf.openrocket.gui.dialogs.ScaleDialog;
  79 import net.sf.openrocket.gui.dialogs.SwingWorkerDialog;
  80 import net.sf.openrocket.gui.dialogs.WarningDialog;
  81 import net.sf.openrocket.gui.dialogs.optimization.GeneralOptimizationDialog;
  82 import net.sf.openrocket.gui.dialogs.preferences.PreferencesDialog;
  83 import net.sf.openrocket.gui.main.componenttree.ComponentTree;
  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 = BorderFactory.createTitledBorder(trans.get("BasicFrame.title.Addnewcomp"));
 371                 GUIUtil.changeFontStyle(border, 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                 item = new JMenuItem(trans.get("main.menu.analyze.optimization"), KeyEvent.VK_O);
 652                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.analyze.optimization.desc"));
 653                 item.addActionListener(new ActionListener() {
 654                         @Override
 655                         public void actionPerformed(ActionEvent e) {
 656                                 log.user("Rocket optimization selected");
 657                                 new GeneralOptimizationDialog(document, BasicFrame.this).setVisible(true);
 658                         }
 659                 });
 660                 menu.add(item);
 661
 662
 663
 664                 ////  Debug
 665                 // (shown if openrocket.debug.menu is defined)
 666                 if (System.getProperty("openrocket.debug.menu") != null) {
 667                         menubar.add(makeDebugMenu());
 668                 }
 669
 670
 671
 672                 ////  Help
 673
 674                 menu = new JMenu(trans.get("main.menu.help"));
 675                 menu.setMnemonic(KeyEvent.VK_H);
 676                 //// Information about OpenRocket
 677                 menu.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.desc"));
 678                 menubar.add(menu);
 679
 680
 681                 //// License
 682                 item = new JMenuItem(trans.get("main.menu.help.license"), KeyEvent.VK_L);
 683                 //// OpenRocket license information
 684                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.license.desc"));
 685                 item.addActionListener(new ActionListener() {
 686                         @Override
 687                         public void actionPerformed(ActionEvent e) {
 688                                 log.user("License selected");
 689                                 new LicenseDialog(BasicFrame.this).setVisible(true);
 690                         }
 691                 });
 692                 menu.add(item);
 693
 694                 menu.addSeparator();
 695
 696                 //// Bug report
 697                 item = new JMenuItem(trans.get("main.menu.help.bugReport"), KeyEvent.VK_B);
 698                 //// Information about reporting bugs in OpenRocket
 699                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.bugReport.desc"));
 700                 item.addActionListener(new ActionListener() {
 701                         @Override
 702                         public void actionPerformed(ActionEvent e) {
 703                                 log.user("Bug report selected");
 704                                 BugReportDialog.showBugReportDialog(BasicFrame.this);
 705                         }
 706                 });
 707                 menu.add(item);
 708
 709                 //// Debug log
 710                 item = new JMenuItem(trans.get("main.menu.help.debugLog"));
 711                 //// View the OpenRocket debug log
 712                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.debugLog.desc"));
 713                 item.addActionListener(new ActionListener() {
 714                         @Override
 715                         public void actionPerformed(ActionEvent e) {
 716                                 log.user("Debug log selected");
 717                                 new DebugLogDialog(BasicFrame.this).setVisible(true);
 718                         }
 719                 });
 720                 menu.add(item);
 721
 722                 menu.addSeparator();
 723
 724                 //// About
 725                 item = new JMenuItem(trans.get("main.menu.help.about"), KeyEvent.VK_A);
 726                 //// About OpenRocket
 727                 item.getAccessibleContext().setAccessibleDescription(trans.get("main.menu.help.about.desc"));
 728                 item.addActionListener(new ActionListener() {
 729                         @Override
 730                         public void actionPerformed(ActionEvent e) {
 731                                 log.user("About selected");
 732                                 new AboutDialog(BasicFrame.this).setVisible(true);
 733                         }
 734                 });
 735                 menu.add(item);
 736
 737
 738                 this.setJMenuBar(menubar);
 739         }
 740
 741         private JMenu makeDebugMenu() {
 742                 JMenu menu;
 743                 JMenuItem item;
 744
 745                 /*
 746                  * This menu is intentionally left untranslated.
 747                  */
 748
 749                 ////  Debug menu
 750                 menu = new JMenu("Debug");
 751                 //// OpenRocket debugging tasks
 752                 menu.getAccessibleContext().setAccessibleDescription("OpenRocket debugging tasks");
 753
 754                 //// What is this menu?
 755                 item = new JMenuItem("What is this menu?");
 756                 item.addActionListener(new ActionListener() {
 757                         @Override
 758                         public void actionPerformed(ActionEvent e) {
 759                                 log.user("What is this menu? selected");
 760                                 JOptionPane.showMessageDialog(BasicFrame.this,
 761                                                 new Object[] {
 762                                                                 "The 'Debug' menu includes actions for testing and debugging " +
 763                                                                                 "OpenRocket.", " ",
 764                                                                 "The menu is made visible by defining the system property " +
 765                                                                                 "'openrocket.debug.menu' when starting OpenRocket.",
 766                                                                 "It should not be visible by default." },
 767                                                 "Debug menu", JOptionPane.INFORMATION_MESSAGE);
 768                         }
 769                 });
 770                 menu.add(item);
 771
 772                 menu.addSeparator();
 773
 774                 //// Create test rocket
 775                 item = new JMenuItem("Create test rocket");
 776                 item.addActionListener(new ActionListener() {
 777                         @Override
 778                         public void actionPerformed(ActionEvent e) {
 779                                 log.user("Create test rocket selected");
 780                                 JTextField field = new JTextField();
 781                                 int sel = JOptionPane.showOptionDialog(BasicFrame.this, new Object[] {
 782                                                 "Input text key to generate random rocket:",
 783                                                 field
 784                                         }, "Generate random test rocket", JOptionPane.DEFAULT_OPTION,
 785                                                 JOptionPane.QUESTION_MESSAGE, null, new Object[] {
 786                                                                 "Random", "OK"
 787                                 }, "OK");
 788
 789                                 Rocket r;
 790                                 if (sel == 0) {
 791                                         r = new TestRockets(null).makeTestRocket();
 792                                 } else if (sel == 1) {
 793                                         r = new TestRockets(field.getText()).makeTestRocket();
 794                                 } else {
 795                                         return;
 796                                 }
 797
 798                                 OpenRocketDocument doc = new OpenRocketDocument(r);
 799                                 doc.setSaved(true);
 800                                 BasicFrame frame = new BasicFrame(doc);
 801                                 frame.setVisible(true);
 802                         }
 803                 });
 804                 menu.add(item);
 805
 806
 807
 808                 item = new JMenuItem("Create 'Iso-Haisu'");
 809                 item.addActionListener(new ActionListener() {
 810                         @Override
 811                         public void actionPerformed(ActionEvent e) {
 812                                 log.user("Create Iso-Haisu selected");
 813                                 Rocket r = TestRockets.makeIsoHaisu();
 814                                 OpenRocketDocument doc = new OpenRocketDocument(r);
 815                                 doc.setSaved(true);
 816                                 BasicFrame frame = new BasicFrame(doc);
 817                                 frame.setVisible(true);
 818                         }
 819                 });
 820                 menu.add(item);
 821
 822
 823                 item = new JMenuItem("Create 'Big Blue'");
 824                 item.addActionListener(new ActionListener() {
 825                         @Override
 826                         public void actionPerformed(ActionEvent e) {
 827                                 log.user("Create Big Blue selected");
 828                                 Rocket r = TestRockets.makeBigBlue();
 829                                 OpenRocketDocument doc = new OpenRocketDocument(r);
 830                                 doc.setSaved(true);
 831                                 BasicFrame frame = new BasicFrame(doc);
 832                                 frame.setVisible(true);
 833                         }
 834                 });
 835                 menu.add(item);
 836
 837                 menu.addSeparator();
 838
 839
 840                 item = new JMenuItem("Memory statistics");
 841                 item.addActionListener(new ActionListener() {
 842                         @Override
 843                         public void actionPerformed(ActionEvent e) {
 844                                 log.user("Memory statistics selected");
 845
 846                                 // Get discarded but remaining objects (this also runs System.gc multiple times)
 847                                 List<MemoryData> objects = MemoryManagement.getRemainingCollectableObjects();
 848                                 StringBuilder sb = new StringBuilder();
 849                                 sb.append("Objects that should have been garbage-collected but have not been:\n");
 850                                 int count = 0;
 851                                 for (MemoryData data : objects) {
 852                                         Object o = data.getReference().get();
 853                                         if (o == null)
 854                                                 continue;
 855                                         sb.append("Age ").append(System.currentTimeMillis() - data.getRegistrationTime())
 856                                                         .append(" ms:  ").append(o).append('\n');
 857                                         count++;
 858                                         // Explicitly null the strong reference to avoid possibility of invisible references
 859                                         o = null;
 860                                 }
 861                                 sb.append("Total: " + count);
 862
 863                                 // Get basic memory stats
 864                                 System.gc();
 865                                 long max = Runtime.getRuntime().maxMemory();
 866                                 long free = Runtime.getRuntime().freeMemory();
 867                                 long used = max - free;
 868                                 String[] stats = new String[4];
 869                                 stats[0] = "Memory usage:";
 870                                 stats[1] = String.format("   Max memory:  %.1f MB", max / 1024.0 / 1024.0);
 871                                 stats[2] = String.format("   Used memory: %.1f MB (%.0f%%)", used / 1024.0 / 1024.0, 100.0 * used / max);
 872                                 stats[3] = String.format("   Free memory: %.1f MB (%.0f%%)", free / 1024.0 / 1024.0, 100.0 * free / max);
 873
 874
 875                                 DetailDialog.showDetailedMessageDialog(BasicFrame.this, stats, sb.toString(),
 876                                                 "Memory statistics", JOptionPane.INFORMATION_MESSAGE);
 877                         }
 878                 });
 879                 menu.add(item);
 880
 881                 //// Exhaust memory
 882                 item = new JMenuItem("Exhaust memory");
 883                 item.addActionListener(new ActionListener() {
 884                         @Override
 885                         public void actionPerformed(ActionEvent e) {
 886                                 log.user("Exhaust memory selected");
 887                                 LinkedList<byte[]> data = new LinkedList<byte[]>();
 888                                 int count = 0;
 889                                 final int bytesPerArray = 10240;
 890                                 try {
 891                                         while (true) {
 892                                                 byte[] array = new byte[bytesPerArray];
 893                                                 for (int i = 0; i < bytesPerArray; i++) {
 894                                                         array[i] = (byte) i;
 895                                                 }
 896                                                 data.add(array);
 897                                                 count++;
 898                                         }
 899                                 } catch (OutOfMemoryError error) {
 900                                         data = null;
 901                                         long size = bytesPerArray * (long) count;
 902                                         String s = String.format("OutOfMemory occurred after %d iterations (approx. %.1f MB consumed)",
 903                                                         count, size / 1024.0 / 1024.0);
 904                                         log.debug(s, error);
 905                                         JOptionPane.showMessageDialog(BasicFrame.this, s);
 906                                 }
 907                         }
 908                 });
 909                 menu.add(item);
 910
 911
 912                 menu.addSeparator();
 913
 914                 //// Exception here
 915                 item = new JMenuItem("Exception here");
 916                 item.addActionListener(new ActionListener() {
 917                         @Override
 918                         public void actionPerformed(ActionEvent e) {
 919                                 log.user("Exception here selected");
 920                                 throw new RuntimeException("Testing exception from menu action listener");
 921                         }
 922                 });
 923                 menu.add(item);
 924
 925                 item = new JMenuItem("Exception from EDT");
 926                 item.addActionListener(new ActionListener() {
 927                         @Override
 928                         public void actionPerformed(ActionEvent e) {
 929                                 log.user("Exception from EDT selected");
 930                                 SwingUtilities.invokeLater(new Runnable() {
 931                                         @Override
 932                                         public void run() {
 933                                                 throw new RuntimeException("Testing exception from " +
 934                                                                 "later invoked EDT thread");
 935                                         }
 936                                 });
 937                         }
 938                 });
 939                 menu.add(item);
 940
 941                 item = new JMenuItem("Exception from other thread");
 942                 item.addActionListener(new ActionListener() {
 943                         @Override
 944                         public void actionPerformed(ActionEvent e) {
 945                                 log.user("Exception from other thread selected");
 946                                 new Thread() {
 947                                         @Override
 948                                         public void run() {
 949                                                 throw new RuntimeException("Testing exception from newly created thread");
 950                                         }
 951                                 }.start();
 952                         }
 953                 });
 954                 menu.add(item);
 955
 956                 item = new JMenuItem("OutOfMemoryError here");
 957                 item.addActionListener(new ActionListener() {
 958                         @Override
 959                         public void actionPerformed(ActionEvent e) {
 960                                 log.user("OutOfMemoryError here selected");
 961                                 throw new OutOfMemoryError("Testing OutOfMemoryError from menu action listener");
 962                         }
 963                 });
 964                 menu.add(item);
 965
 966
 967                 return menu;
 968         }
 969
 970
 971         /**
 972          * Select the tab on the main pane.
 973          *
 974          * @param tab   one of {@link #COMPONENT_TAB} or {@link #SIMULATION_TAB}.
 975          */
 976         public void selectTab(int tab) {
 977                 tabbedPane.setSelectedIndex(tab);
 978         }
 979
 980
 981
 982         private void openAction() {
 983                 JFileChooser chooser = new JFileChooser();
 984
 985                 chooser.addChoosableFileFilter(FileHelper.ALL_DESIGNS_FILTER);
 986                 chooser.addChoosableFileFilter(FileHelper.OPENROCKET_DESIGN_FILTER);
 987                 chooser.addChoosableFileFilter(FileHelper.ROCKSIM_DESIGN_FILTER);
 988                 chooser.setFileFilter(FileHelper.ALL_DESIGNS_FILTER);
 989
 990                 chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
 991                 chooser.setMultiSelectionEnabled(true);
 992                 chooser.setCurrentDirectory(Prefs.getDefaultDirectory());
 993                 int option = chooser.showOpenDialog(this);
 994                 if (option != JFileChooser.APPROVE_OPTION) {
 995                         log.user("Decided not to open files, option=" + option);
 996                         return;
 997                 }
 998
 999                 Prefs.setDefaultDirectory(chooser.getCurrentDirectory());
1000
1001                 File[] files = chooser.getSelectedFiles();
1002                 log.user("Opening files " + Arrays.toString(files));
1003
1004                 for (File file : files) {
1005                         log.info("Opening file: " + file);
1006                         if (open(file, this)) {
1007
1008                                 // Close previous window if replacing
1009                                 if (replaceable && document.isSaved()) {
1010                                         log.info("Closing window because it is replaceable");
1011                                         closeAction();
1012                                         replaceable = false;
1013                                 }
1014                         }
1015                 }
1016         }
1017
1018
1019         /**
1020          * Open a file based on a URL.
1021          * @param url           the file to open.
1022          * @param parent        the parent window for dialogs.
1023          * @return                      <code>true</code> if opened successfully.
1024          */
1025         private static boolean open(URL url, BasicFrame parent) {
1026                 String filename = null;
1027
1028                 // First figure out the file name from the URL
1029
1030                 // Try using URI.getPath();
1031                 try {
1032                         URI uri = url.toURI();
1033                         filename = uri.getPath();
1034                 } catch (URISyntaxException ignore) {
1035                 }
1036
1037                 // Try URL-decoding the URL
1038                 if (filename == null) {
1039                         try {
1040                                 filename = URLDecoder.decode(url.toString(), "UTF-8");
1041                         } catch (UnsupportedEncodingException ignore) {
1042                         }
1043                 }
1044
1045                 // Last resort
1046                 if (filename == null) {
1047                         filename = "";
1048                 }
1049
1050                 // Remove path from filename
1051                 if (filename.lastIndexOf('/') >= 0) {
1052                         filename = filename.substring(filename.lastIndexOf('/') + 1);
1053                 }
1054
1055
1056                 // Open the file
1057                 log.info("Opening file from url=" + url + " filename=" + filename);
1058                 try {
1059                         InputStream is = url.openStream();
1060                         if (open(is, filename, parent)) {
1061                                 // Close previous window if replacing
1062                                 if (parent.replaceable && parent.document.isSaved()) {
1063                                         parent.closeAction();
1064                                         parent.replaceable = false;
1065                                 }
1066                         }
1067                 } catch (IOException e) {
1068                         log.warn("Error opening file" + e);
1069                         JOptionPane.showMessageDialog(parent,
1070                                         "An error occurred while opening the file " + filename,
1071                                         "Error loading file", JOptionPane.ERROR_MESSAGE);
1072                 }
1073
1074                 return false;
1075         }
1076
1077
1078         /**
1079          * Open the specified file from an InputStream in a new design frame.  If an error
1080          * occurs, an error dialog is shown and <code>false</code> is returned.
1081          *
1082          * @param stream        the stream to load from.
1083          * @param filename      the file name to display in dialogs (not set to the document).
1084          * @param parent        the parent component for which a progress dialog is opened.
1085          * @return                      whether the file was successfully loaded and opened.
1086          */
1087         private static boolean open(InputStream stream, String filename, Window parent) {
1088                 OpenFileWorker worker = new OpenFileWorker(stream, ROCKET_LOADER);
1089                 return open(worker, filename, null, parent);
1090         }
1091
1092
1093         /**
1094          * Open the specified file in a new design frame.  If an error occurs, an error
1095          * dialog is shown and <code>false</code> is returned.
1096          *
1097          * @param file          the file to open.
1098          * @param parent        the parent component for which a progress dialog is opened.
1099          * @return                      whether the file was successfully loaded and opened.
1100          */
1101         public static boolean open(File file, Window parent) {
1102                 OpenFileWorker worker = new OpenFileWorker(file, ROCKET_LOADER);
1103                 return open(worker, file.getName(), file, parent);
1104         }
1105
1106
1107         /**
1108          * Open the specified file using the provided worker.
1109          *
1110          * @param worker        the OpenFileWorker that loads the file.
1111          * @param filename      the file name to display in dialogs.
1112          * @param file          the File to set the document to (may be null).
1113          * @param parent
1114          * @return
1115          */
1116         private static boolean open(OpenFileWorker worker, String filename, File file, Window parent) {
1117
1118                 MotorDatabaseLoadingDialog.check(parent);
1119
1120                 // Open the file in a Swing worker thread
1121                 log.info("Starting OpenFileWorker");
1122                 if (!SwingWorkerDialog.runWorker(parent, "Opening file", "Reading " + filename + "...", worker)) {
1123                         // User cancelled the operation
1124                         log.info("User cancelled the OpenFileWorker");
1125                         return false;
1126                 }
1127
1128
1129                 // Handle the document
1130                 OpenRocketDocument doc = null;
1131                 try {
1132
1133                         doc = worker.get();
1134
1135                 } catch (ExecutionException e) {
1136
1137                         Throwable cause = e.getCause();
1138
1139                         if (cause instanceof FileNotFoundException) {
1140
1141                                 log.warn("File not found", cause);
1142                                 JOptionPane.showMessageDialog(parent,
1143                                                 "File not found: " + filename,
1144                                                 "Error opening file", JOptionPane.ERROR_MESSAGE);
1145                                 return false;
1146
1147                         } else if (cause instanceof RocketLoadException) {
1148
1149                                 log.warn("Error loading the file", cause);
1150                                 JOptionPane.showMessageDialog(parent,
1151                                                 "Unable to open file '" + filename + "': "
1152                                                                 + cause.getMessage(),
1153                                                 "Error opening file", JOptionPane.ERROR_MESSAGE);
1154                                 return false;
1155
1156                         } else {
1157
1158                                 throw new BugException("Unknown error when opening file", e);
1159
1160                         }
1161
1162                 } catch (InterruptedException e) {
1163                         throw new BugException("EDT was interrupted", e);
1164                 }
1165
1166                 if (doc == null) {
1167                         throw new BugException("Document loader returned null");
1168                 }
1169
1170
1171                 // Show warnings
1172                 WarningSet warnings = worker.getRocketLoader().getWarnings();
1173                 if (!warnings.isEmpty()) {
1174                         log.info("Warnings while reading file: " + warnings);
1175                         WarningDialog.showWarnings(parent,
1176                                         new Object[] {
1177                                                         //// The following problems were encountered while opening
1178                                                         trans.get("BasicFrame.WarningDialog.txt1") + " " + filename + ".",
1179                                                         //// Some design features may not have been loaded correctly.
1180                                                         trans.get("BasicFrame.WarningDialog.txt2")
1181                                         },
1182                                         //// Warnings while opening file
1183                                         trans.get("BasicFrame.WarningDialog.title"), warnings);
1184                 }
1185
1186
1187                 // Set document state
1188                 doc.setFile(file);
1189                 doc.setSaved(true);
1190
1191                 // Open the frame
1192                 log.debug("Opening new frame with the document");
1193                 BasicFrame frame = new BasicFrame(doc);
1194                 frame.setVisible(true);
1195
1196                 return true;
1197         }
1198
1199
1200
1201
1202
1203         private boolean saveAction() {
1204                 File file = document.getFile();
1205                 if (file == null) {
1206                         log.info("Document does not contain file, opening save as dialog instead");
1207                         return saveAsAction();
1208                 }
1209                 log.info("Saving document to " + file);
1210
1211                 // Saving RockSim designs is not supported
1212                 if (FileHelper.ROCKSIM_DESIGN_FILTER.accept(file)) {
1213                         file = new File(file.getAbsolutePath().replaceAll(".[rR][kK][tT](.[gG][zZ])?$",
1214                                         ".ork"));
1215
1216                         log.info("Attempting to save in RockSim format, renaming to " + file);
1217                         int option = JOptionPane.showConfirmDialog(this, new Object[] {
1218                                         "Saving designs in RockSim format is not supported.",
1219                                         "Save in OpenRocket format instead (" + file.getName() + ")?"
1220                                 }, "Save " + file.getName(), JOptionPane.YES_NO_OPTION,
1221                                         JOptionPane.QUESTION_MESSAGE, null);
1222                         if (option != JOptionPane.YES_OPTION) {
1223                                 log.user("User chose not to save");
1224                                 return false;
1225                         }
1226
1227                         document.setFile(file);
1228                 }
1229                 return saveAs(file);
1230         }
1231
1232
1233         private boolean saveAsAction() {
1234                 File file = null;
1235
1236                 // TODO: HIGH: what if *.rkt chosen?
1237                 StorageOptionChooser storageChooser =
1238                                 new StorageOptionChooser(document, document.getDefaultStorageOptions());
1239                 JFileChooser chooser = new JFileChooser();
1240                 chooser.setFileFilter(FileHelper.OPENROCKET_DESIGN_FILTER);
1241                 chooser.setCurrentDirectory(Prefs.getDefaultDirectory());
1242                 chooser.setAccessory(storageChooser);
1243                 if (document.getFile() != null)
1244                         chooser.setSelectedFile(document.getFile());
1245
1246                 int option = chooser.showSaveDialog(BasicFrame.this);
1247                 if (option != JFileChooser.APPROVE_OPTION) {
1248                         log.user("User decided not to save, option=" + option);
1249                         return false;
1250                 }
1251
1252                 file = chooser.getSelectedFile();
1253                 if (file == null) {
1254                         log.user("User did not select a file");
1255                         return false;
1256                 }
1257
1258                 Prefs.setDefaultDirectory(chooser.getCurrentDirectory());
1259                 storageChooser.storeOptions(document.getDefaultStorageOptions());
1260
1261                 file = FileHelper.ensureExtension(file, "ork");
1262                 if (!FileHelper.confirmWrite(file, this)) {
1263                         return false;
1264                 }
1265
1266                 return saveAs(file);
1267         }
1268
1269         private boolean saveAs(File file) {
1270                 log.info("Saving document as " + file);
1271                 boolean saved = false;
1272
1273                 if (!StorageOptionChooser.verifyStorageOptions(document, this)) {
1274                         // User cancelled the dialog
1275                         log.user("User cancelled saving in storage options dialog");
1276                         return false;
1277                 }
1278
1279
1280                 SaveFileWorker worker = new SaveFileWorker(document, file, ROCKET_SAVER);
1281
1282                 if (!SwingWorkerDialog.runWorker(this, "Saving file",
1283                                 "Writing " + file.getName() + "...", worker)) {
1284
1285                         // User cancelled the save
1286                         log.user("User cancelled the save, deleting the file");
1287                         file.delete();
1288                         return false;
1289                 }
1290
1291                 try {
1292                         worker.get();
1293                         document.setFile(file);
1294                         document.setSaved(true);
1295                         saved = true;
1296                         setTitle();
1297                 } catch (ExecutionException e) {
1298
1299                         Throwable cause = e.getCause();
1300
1301                         if (cause instanceof IOException) {
1302                                 log.warn("An I/O error occurred while saving " + file, cause);
1303                                 JOptionPane.showMessageDialog(this, new String[] {
1304                                                 "An I/O error occurred while saving:",
1305                                                 e.getMessage() }, "Saving failed", JOptionPane.ERROR_MESSAGE);
1306                                 return false;
1307                         } else {
1308                                 Reflection.handleWrappedException(e);
1309                         }
1310
1311                 } catch (InterruptedException e) {
1312                         throw new BugException("EDT was interrupted", e);
1313                 }
1314
1315                 return saved;
1316         }
1317
1318
1319         private boolean closeAction() {
1320                 if (!document.isSaved()) {
1321                         log.info("Confirming whether to save the design");
1322                         ComponentConfigDialog.hideDialog();
1323                         int result = JOptionPane.showConfirmDialog(this,
1324                                         trans.get("BasicFrame.dlg.lbl1") + rocket.getName() +
1325                                                         trans.get("BasicFrame.dlg.lbl2") + "  " +
1326                                                         trans.get("BasicFrame.dlg.lbl3"),
1327                                         trans.get("BasicFrame.dlg.title"), JOptionPane.YES_NO_CANCEL_OPTION,
1328                                         JOptionPane.QUESTION_MESSAGE);
1329                         if (result == JOptionPane.YES_OPTION) {
1330                                 // Save
1331                                 log.user("User requested file save");
1332                                 if (!saveAction()) {
1333                                         log.info("File save was interrupted, not closing");
1334                                         return false;
1335                                 }
1336                         } else if (result == JOptionPane.NO_OPTION) {
1337                                 // Don't save: No-op
1338                                 log.user("User requested to discard design");
1339                         } else {
1340                                 // Cancel or close
1341                                 log.user("User cancelled closing, result=" + result);
1342                                 return false;
1343                         }
1344                 }
1345
1346                 // Rocket has been saved or discarded
1347                 log.debug("Disposing window");
1348                 this.dispose();
1349
1350                 ComponentConfigDialog.hideDialog();
1351                 ComponentAnalysisDialog.hideDialog();
1352
1353                 frames.remove(this);
1354                 if (frames.isEmpty()) {
1355                         log.info("Last frame closed, exiting");
1356                         System.exit(0);
1357                 }
1358                 return true;
1359         }
1360
1361
1362
1363         /**
1364          *
1365          */
1366         public void printAction() {
1367                 new PrintDialog(this, document).setVisible(true);
1368         }
1369
1370         /**
1371          * Open a new design window with a basic rocket+stage.
1372          */
1373         public static void newAction() {
1374                 log.info("New action initiated");
1375
1376                 Rocket rocket = new Rocket();
1377                 Stage stage = new Stage();
1378                 //// Sustainer
1379                 stage.setName(trans.get("BasicFrame.StageName.Sustainer"));
1380                 rocket.addChild(stage);
1381                 OpenRocketDocument doc = new OpenRocketDocument(rocket);
1382                 doc.setSaved(true);
1383
1384                 BasicFrame frame = new BasicFrame(doc);
1385                 frame.replaceable = true;
1386                 frame.setVisible(true);
1387                 ComponentConfigDialog.showDialog(frame, doc, rocket);
1388         }
1389
1390         /**
1391          * Quit the application.  Confirms saving unsaved designs.  The action of File->Quit.
1392          */
1393         public static void quitAction() {
1394                 log.info("Quit action initiated");
1395                 for (int i = frames.size() - 1; i >= 0; i--) {
1396                         log.debug("Closing frame " + frames.get(i));
1397                         if (!frames.get(i).closeAction()) {
1398                                 // Close canceled
1399                                 log.info("Quit was cancelled");
1400                                 return;
1401                         }
1402                 }
1403                 // Should not be reached, but just in case
1404                 log.error("Should already have exited application");
1405                 System.exit(0);
1406         }
1407
1408
1409         /**
1410          * Set the title of the frame, taking into account the name of the rocket, file it
1411          * has been saved to (if any) and saved status.
1412          */
1413         private void setTitle() {
1414                 File file = document.getFile();
1415                 boolean saved = document.isSaved();
1416                 String title;
1417
1418                 title = rocket.getName();
1419                 if (file != null) {
1420                         title = title + " (" + file.getName() + ")";
1421                 }
1422                 if (!saved)
1423                         title = "*" + title;
1424
1425                 setTitle(title);
1426         }
1427
1428
1429
1430         /**
1431          * Find a currently open BasicFrame containing the specified rocket.  This method
1432          * can be used to map a Rocket to a BasicFrame from GUI methods.
1433          *
1434          * @param rocket the Rocket.
1435          * @return               the corresponding BasicFrame, or <code>null</code> if none found.
1436          */
1437         public static BasicFrame findFrame(Rocket rocket) {
1438                 for (BasicFrame f : frames) {
1439                         if (f.rocket == rocket) {
1440                                 log.debug("Found frame " + f + " for rocket " + rocket);
1441                                 return f;
1442                         }
1443                 }
1444                 log.debug("Could not find frame for rocket " + rocket);
1445                 return null;
1446         }
1447
1448         /**
1449          * Find a currently open document by the rocket object.  This method can be used
1450          * to map a Rocket to OpenRocketDocument from GUI methods.
1451          *
1452          * @param rocket the Rocket.
1453          * @return               the corresponding OpenRocketDocument, or <code>null</code> if not found.
1454          */
1455         public static OpenRocketDocument findDocument(Rocket rocket) {
1456                 BasicFrame frame = findFrame(rocket);
1457                 if (frame != null) {
1458                         return frame.document;
1459                 } else {
1460                         return null;
1461                 }
1462         }
1463 }