src/frontends/qt4/GuiView.cpp

   1 /**
   2  * \file GuiView.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author John Levon
   8  * \author Abdelrazak Younes
   9  * \author Peter Kümmel
  10  *
  11  * Full author contact details are available in file CREDITS.
  12  */
  13
  14 #include <config.h>
  15
  16 #include "GuiView.h"
  17
  18 #include "Dialog.h"
  19 #include "DispatchResult.h"
  20 #include "FileDialog.h"
  21 #include "FontLoader.h"
  22 #include "GuiApplication.h"
  23 #include "GuiCommandBuffer.h"
  24 #include "GuiCompleter.h"
  25 #include "GuiKeySymbol.h"
  26 #include "GuiToc.h"
  27 #include "GuiToolbar.h"
  28 #include "GuiWorkArea.h"
  29 #include "GuiProgress.h"
  30 #include "LayoutBox.h"
  31 #include "Menus.h"
  32 #include "TocModel.h"
  33
  34 #include "qt_helpers.h"
  35
  36 #include "frontends/alert.h"
  37
  38 #include "buffer_funcs.h"
  39 #include "Buffer.h"
  40 #include "BufferList.h"
  41 #include "BufferParams.h"
  42 #include "BufferView.h"
  43 #include "Compare.h"
  44 #include "Converter.h"
  45 #include "Cursor.h"
  46 #include "CutAndPaste.h"
  47 #include "Encoding.h"
  48 #include "ErrorList.h"
  49 #include "Format.h"
  50 #include "FuncStatus.h"
  51 #include "FuncRequest.h"
  52 #include "Intl.h"
  53 #include "Layout.h"
  54 #include "Lexer.h"
  55 #include "LyXAction.h"
  56 #include "LyX.h"
  57 #include "LyXRC.h"
  58 #include "LyXVC.h"
  59 #include "Paragraph.h"
  60 #include "SpellChecker.h"
  61 #include "TexRow.h"
  62 #include "TextClass.h"
  63 #include "Text.h"
  64 #include "Toolbars.h"
  65 #include "version.h"
  66
  67 #include "support/convert.h"
  68 #include "support/debug.h"
  69 #include "support/ExceptionMessage.h"
  70 #include "support/FileName.h"
  71 #include "support/filetools.h"
  72 #include "support/gettext.h"
  73 #include "support/filetools.h"
  74 #include "support/ForkedCalls.h"
  75 #include "support/lassert.h"
  76 #include "support/lstrings.h"
  77 #include "support/os.h"
  78 #include "support/Package.h"
  79 #include "support/Path.h"
  80 #include "support/Systemcall.h"
  81 #include "support/Timeout.h"
  82 #include "support/ProgressInterface.h"
  83
  84 #include <QAction>
  85 #include <QApplication>
  86 #include <QCloseEvent>
  87 #include <QDebug>
  88 #include <QDesktopWidget>
  89 #include <QDragEnterEvent>
  90 #include <QDropEvent>
  91 #include <QLabel>
  92 #include <QList>
  93 #include <QMenu>
  94 #include <QMenuBar>
  95 #include <QMovie>
  96 #include <QPainter>
  97 #include <QPixmap>
  98 #include <QPixmapCache>
  99 #include <QPoint>
 100 #include <QPushButton>
 101 #include <QSettings>
 102 #include <QShowEvent>
 103 #include <QSplitter>
 104 #include <QStackedWidget>
 105 #include <QStatusBar>
 106 #include <QTime>
 107 #include <QTimer>
 108 #include <QToolBar>
 109 #include <QUrl>
 110 #include <QScrollBar>
 111
 112
 113
 114 #define EXPORT_in_THREAD 1
 115
 116 // QtConcurrent was introduced in Qt 4.4
 117 #if (QT_VERSION >= 0x040400)
 118 #include <QFuture>
 119 #include <QFutureWatcher>
 120 #include <QtConcurrentRun>
 121 #endif
 122
 123 #include "support/bind.h"
 124
 125 #include <sstream>
 126
 127 #ifdef HAVE_SYS_TIME_H
 128 # include <sys/time.h>
 129 #endif
 130 #ifdef HAVE_UNISTD_H
 131 # include <unistd.h>
 132 #endif
 133
 134
 135 using namespace std;
 136 using namespace lyx::support;
 137
 138 namespace lyx {
 139
 140 using support::addExtension;
 141 using support::changeExtension;
 142 using support::removeExtension;
 143
 144 namespace frontend {
 145
 146 namespace {
 147
 148 class BackgroundWidget : public QWidget
 149 {
 150 public:
 151         BackgroundWidget()
 152         {
 153                 LYXERR(Debug::GUI, "show banner: " << lyxrc.show_banner);
 154                 if (!lyxrc.show_banner)
 155                         return;
 156                 /// The text to be written on top of the pixmap
 157                 QString const text = lyx_version ?
 158                         qt_("version ") + lyx_version : qt_("unknown version");
 159                 splash_ = getPixmap("images/", "banner", "png");
 160
 161                 QPainter pain(&splash_);
 162                 pain.setPen(QColor(0, 0, 0));
 163                 QFont font;
 164                 // The font used to display the version info
 165                 font.setStyleHint(QFont::SansSerif);
 166                 font.setWeight(QFont::Bold);
 167                 font.setPointSize(int(toqstr(lyxrc.font_sizes[FONT_SIZE_LARGE]).toDouble()));
 168                 pain.setFont(font);
 169                 pain.drawText(190, 225, text);
 170                 setFocusPolicy(Qt::StrongFocus);
 171         }
 172
 173         void paintEvent(QPaintEvent *)
 174         {
 175                 int x = (width() - splash_.width()) / 2;
 176                 int y = (height() - splash_.height()) / 2;
 177                 QPainter pain(this);
 178                 pain.drawPixmap(x, y, splash_);
 179         }
 180
 181         void keyPressEvent(QKeyEvent * ev)
 182         {
 183                 KeySymbol sym;
 184                 setKeySymbol(&sym, ev);
 185                 if (sym.isOK()) {
 186                         guiApp->processKeySym(sym, q_key_state(ev->modifiers()));
 187                         ev->accept();
 188                 } else {
 189                         ev->ignore();
 190                 }
 191         }
 192
 193 private:
 194         QPixmap splash_;
 195 };
 196
 197
 198 /// Toolbar store providing access to individual toolbars by name.
 199 typedef map<string, GuiToolbar *> ToolbarMap;
 200
 201 typedef shared_ptr<Dialog> DialogPtr;
 202
 203 } // namespace anon
 204
 205
 206 struct GuiView::GuiViewPrivate
 207 {
 208         GuiViewPrivate(GuiView * gv)
 209                 : gv_(gv), current_work_area_(0), current_main_work_area_(0),
 210                 layout_(0), autosave_timeout_(5000),
 211                 in_show_(false)
 212         {
 213                 // hardcode here the platform specific icon size
 214                 smallIconSize = 16;  // scaling problems
 215                 normalIconSize = 20; // ok, default if iconsize.png is missing
 216                 bigIconSize = 26;       // better for some math icons
 217
 218                 // if it exists, use width of iconsize.png as normal size
 219                 QString const dir = toqstr(addPath("images", lyxrc.icon_set));
 220                 FileName const fn = lyx::libFileSearch(dir, "iconsize.png");
 221                 if (!fn.empty()) {
 222                         QImage image(toqstr(fn.absFileName()));
 223                         if (image.width() < int(smallIconSize))
 224                                 normalIconSize = smallIconSize;
 225                         else if (image.width() > int(bigIconSize))
 226                                 normalIconSize = bigIconSize;
 227                         else
 228                                 normalIconSize = image.width();
 229                 }
 230
 231                 splitter_ = new QSplitter;
 232                 bg_widget_ = new BackgroundWidget;
 233                 stack_widget_ = new QStackedWidget;
 234                 stack_widget_->addWidget(bg_widget_);
 235                 stack_widget_->addWidget(splitter_);
 236                 setBackground();
 237
 238                 // TODO cleanup, remove the singleton, handle multiple Windows?
 239                 progress_ = ProgressInterface::instance();
 240                 if (!dynamic_cast<GuiProgress*>(progress_)) {
 241                         progress_ = new GuiProgress();  // TODO who deletes it
 242                         ProgressInterface::setInstance(progress_);
 243                 }
 244                 QObject::connect(
 245                                 dynamic_cast<GuiProgress*>(progress_),
 246                                 SIGNAL(updateStatusBarMessage(QString const&)),
 247                                 gv, SLOT(updateStatusBarMessage(QString const&)));
 248                 QObject::connect(
 249                                 dynamic_cast<GuiProgress*>(progress_),
 250                                 SIGNAL(clearMessageText()),
 251                                 gv, SLOT(clearMessageText()));
 252         }
 253
 254         ~GuiViewPrivate()
 255         {
 256                 delete splitter_;
 257                 delete bg_widget_;
 258                 delete stack_widget_;
 259         }
 260
 261         QMenu * toolBarPopup(GuiView * parent)
 262         {
 263                 // FIXME: translation
 264                 QMenu * menu = new QMenu(parent);
 265                 QActionGroup * iconSizeGroup = new QActionGroup(parent);
 266
 267                 QAction * smallIcons = new QAction(iconSizeGroup);
 268                 smallIcons->setText(qt_("Small-sized icons"));
 269                 smallIcons->setCheckable(true);
 270                 QObject::connect(smallIcons, SIGNAL(triggered()),
 271                         parent, SLOT(smallSizedIcons()));
 272                 menu->addAction(smallIcons);
 273
 274                 QAction * normalIcons = new QAction(iconSizeGroup);
 275                 normalIcons->setText(qt_("Normal-sized icons"));
 276                 normalIcons->setCheckable(true);
 277                 QObject::connect(normalIcons, SIGNAL(triggered()),
 278                         parent, SLOT(normalSizedIcons()));
 279                 menu->addAction(normalIcons);
 280
 281                 QAction * bigIcons = new QAction(iconSizeGroup);
 282                 bigIcons->setText(qt_("Big-sized icons"));
 283                 bigIcons->setCheckable(true);
 284                 QObject::connect(bigIcons, SIGNAL(triggered()),
 285                         parent, SLOT(bigSizedIcons()));
 286                 menu->addAction(bigIcons);
 287
 288                 unsigned int cur = parent->iconSize().width();
 289                 if ( cur == parent->d.smallIconSize)
 290                         smallIcons->setChecked(true);
 291                 else if (cur == parent->d.normalIconSize)
 292                         normalIcons->setChecked(true);
 293                 else if (cur == parent->d.bigIconSize)
 294                         bigIcons->setChecked(true);
 295
 296                 return menu;
 297         }
 298
 299         void setBackground()
 300         {
 301                 stack_widget_->setCurrentWidget(bg_widget_);
 302                 bg_widget_->setUpdatesEnabled(true);
 303                 bg_widget_->setFocus();
 304         }
 305
 306         int tabWorkAreaCount()
 307         {
 308                 return splitter_->count();
 309         }
 310
 311         TabWorkArea * tabWorkArea(int i)
 312         {
 313                 return dynamic_cast<TabWorkArea *>(splitter_->widget(i));
 314         }
 315
 316         TabWorkArea * currentTabWorkArea()
 317         {
 318                 int areas = tabWorkAreaCount();
 319                 if (areas == 1)
 320                         // The first TabWorkArea is always the first one, if any.
 321                         return tabWorkArea(0);
 322
 323                 for (int i = 0; i != areas;  ++i) {
 324                         TabWorkArea * twa = tabWorkArea(i);
 325                         if (current_main_work_area_ == twa->currentWorkArea())
 326                                 return twa;
 327                 }
 328
 329                 // None has the focus so we just take the first one.
 330                 return tabWorkArea(0);
 331         }
 332
 333 #if (QT_VERSION >= 0x040400)
 334         void setPreviewFuture(QFuture<Buffer::ExportStatus> const & f)
 335         {
 336                 if (processing_thread_watcher_.isRunning()) {
 337                         // we prefer to cancel this preview in order to keep a snappy
 338                         // interface.
 339                         return;
 340                 }
 341                 processing_thread_watcher_.setFuture(f);
 342         }
 343 #endif
 344
 345 public:
 346         GuiView * gv_;
 347         GuiWorkArea * current_work_area_;
 348         GuiWorkArea * current_main_work_area_;
 349         QSplitter * splitter_;
 350         QStackedWidget * stack_widget_;
 351         BackgroundWidget * bg_widget_;
 352         /// view's toolbars
 353         ToolbarMap toolbars_;
 354         ProgressInterface* progress_;
 355         /// The main layout box.
 356         /**
 357          * \warning Don't Delete! The layout box is actually owned by
 358          * whichever toolbar contains it. All the GuiView class needs is a
 359          * means of accessing it.
 360          *
 361          * FIXME: replace that with a proper model so that we are not limited
 362          * to only one dialog.
 363          */
 364         LayoutBox * layout_;
 365
 366         ///
 367         map<string, DialogPtr> dialogs_;
 368
 369         unsigned int smallIconSize;
 370         unsigned int normalIconSize;
 371         unsigned int bigIconSize;
 372         ///
 373         QTimer statusbar_timer_;
 374         /// auto-saving of buffers
 375         Timeout autosave_timeout_;
 376         /// flag against a race condition due to multiclicks, see bug #1119
 377         bool in_show_;
 378
 379         ///
 380         TocModels toc_models_;
 381
 382 #if (QT_VERSION >= 0x040400)
 383         ///
 384         QFutureWatcher<docstring> autosave_watcher_;
 385         QFutureWatcher<Buffer::ExportStatus> processing_thread_watcher_;
 386         ///
 387         string last_export_format;
 388         string processing_format;
 389 #else
 390         struct DummyWatcher { bool isRunning(){return false;} };
 391         DummyWatcher processing_thread_watcher_;
 392 #endif
 393
 394         static QSet<Buffer const *> busyBuffers;
 395         static Buffer::ExportStatus previewAndDestroy(Buffer const * orig, Buffer * buffer, string const & format);
 396         static Buffer::ExportStatus exportAndDestroy(Buffer const * orig, Buffer * buffer, string const & format);
 397         static Buffer::ExportStatus compileAndDestroy(Buffer const * orig, Buffer * buffer, string const & format);
 398         static docstring autosaveAndDestroy(Buffer const * orig, Buffer * buffer);
 399
 400         template<class T>
 401         static Buffer::ExportStatus runAndDestroy(const T& func, Buffer const * orig, Buffer * buffer, string const & format);
 402
 403         // TODO syncFunc/previewFunc: use bind
 404         bool asyncBufferProcessing(string const & argument,
 405                                    Buffer const * used_buffer,
 406                                    docstring const & msg,
 407                                    Buffer::ExportStatus (*asyncFunc)(Buffer const *, Buffer *, string const &),
 408                                    Buffer::ExportStatus (Buffer::*syncFunc)(string const &, bool) const,
 409                                    Buffer::ExportStatus (Buffer::*previewFunc)(string const &) const);
 410
 411         QVector<GuiWorkArea*> guiWorkAreas();
 412 };
 413
 414 QSet<Buffer const *> GuiView::GuiViewPrivate::busyBuffers;
 415
 416
 417 GuiView::GuiView(int id)
 418         : d(*new GuiViewPrivate(this)), id_(id), closing_(false), busy_(0)
 419 {
 420         // GuiToolbars *must* be initialised before the menu bar.
 421         normalSizedIcons(); // at least on Mac the default is 32 otherwise, which is huge
 422         constructToolbars();
 423
 424         // set ourself as the current view. This is needed for the menu bar
 425         // filling, at least for the static special menu item on Mac. Otherwise
 426         // they are greyed out.
 427         guiApp->setCurrentView(this);
 428
 429         // Fill up the menu bar.
 430         guiApp->menus().fillMenuBar(menuBar(), this, true);
 431
 432         setCentralWidget(d.stack_widget_);
 433
 434         // Start autosave timer
 435         if (lyxrc.autosave) {
 436                 d.autosave_timeout_.timeout.connect(bind(&GuiView::autoSave, this));
 437                 d.autosave_timeout_.setTimeout(lyxrc.autosave * 1000);
 438                 d.autosave_timeout_.start();
 439         }
 440         connect(&d.statusbar_timer_, SIGNAL(timeout()),
 441                 this, SLOT(clearMessage()));
 442
 443         // We don't want to keep the window in memory if it is closed.
 444         setAttribute(Qt::WA_DeleteOnClose, true);
 445
 446 #if (!defined(Q_WS_WIN) && !defined(Q_WS_MACX))
 447         // QIcon::fromTheme was introduced in Qt 4.6
 448 #if (QT_VERSION >= 0x040600)
 449         // assign an icon to main form. We do not do it under Qt/Win or Qt/Mac,
 450         // since the icon is provided in the application bundle. We use a themed
 451         // version when available and use the bundled one as fallback.
 452         setWindowIcon(QIcon::fromTheme("lyx", getPixmap("images/", "lyx", "png")));
 453 #else
 454         setWindowIcon(getPixmap("images/", "lyx", "png"));
 455 #endif
 456
 457 #endif
 458
 459 #if (QT_VERSION >= 0x040300)
 460         // use tabbed dock area for multiple docks
 461         // (such as "source" and "messages")
 462         setDockOptions(QMainWindow::ForceTabbedDocks);
 463 #endif
 464
 465         // For Drag&Drop.
 466         setAcceptDrops(true);
 467
 468 #if (QT_VERSION >= 0x040400)
 469
 470         // add busy indicator to statusbar
 471         QLabel * busylabel = new QLabel(statusBar());
 472         statusBar()->addPermanentWidget(busylabel);
 473         QString fn = toqstr(lyx::libFileSearch("images", "busy.gif").absFileName());
 474         QMovie * busyanim = new QMovie(fn, QByteArray(), busylabel);
 475         busylabel->setMovie(busyanim);
 476         busyanim->start();
 477         busylabel->hide();
 478
 479         connect(&d.processing_thread_watcher_, SIGNAL(started()),
 480                 busylabel, SLOT(show()));
 481         connect(&d.processing_thread_watcher_, SIGNAL(finished()),
 482                 busylabel, SLOT(hide()));
 483
 484         statusBar()->setSizeGripEnabled(true);
 485         updateStatusBar();
 486
 487         connect(&d.autosave_watcher_, SIGNAL(finished()), this,
 488                 SLOT(autoSaveThreadFinished()));
 489
 490         connect(&d.processing_thread_watcher_, SIGNAL(started()), this,
 491                 SLOT(processingThreadStarted()));
 492         connect(&d.processing_thread_watcher_, SIGNAL(finished()), this,
 493                 SLOT(processingThreadFinished()));
 494
 495 #endif
 496
 497         connect(this, SIGNAL(triggerShowDialog(QString const &, QString const &, Inset *)),
 498                 SLOT(doShowDialog(QString const &, QString const &, Inset *)));
 499
 500         // Forbid too small unresizable window because it can happen
 501         // with some window manager under X11.
 502         setMinimumSize(300, 200);
 503
 504         if (lyxrc.allow_geometry_session) {
 505                 // Now take care of session management.
 506                 if (restoreLayout())
 507                         return;
 508         }
 509
 510         // no session handling, default to a sane size.
 511         setGeometry(50, 50, 690, 510);
 512         initToolbars();
 513
 514         // clear session data if any.
 515         QSettings settings;
 516         settings.remove("views");
 517 }
 518
 519
 520 GuiView::~GuiView()
 521 {
 522         delete &d;
 523 }
 524
 525
 526 QVector<GuiWorkArea*> GuiView::GuiViewPrivate::guiWorkAreas()
 527 {
 528         QVector<GuiWorkArea*> areas;
 529         for (int i = 0; i < tabWorkAreaCount(); i++) {
 530                 TabWorkArea* ta = tabWorkArea(i);
 531                 for (int u = 0; u < ta->count(); u++) {
 532                         areas << ta->workArea(u);
 533                 }
 534         }
 535         return areas;
 536 }
 537
 538 static void handleExportStatus(GuiView * view, Buffer::ExportStatus status,
 539         string const & format)
 540 {
 541         docstring const fmt = formats.prettyName(format);
 542         docstring msg;
 543         switch (status) {
 544         case Buffer::ExportSuccess:
 545                 msg = bformat(_("Successful export to format: %1$s"), fmt);
 546                 break;
 547         case Buffer::ExportCancel:
 548                 msg = _("Document export cancelled.");
 549                 break;
 550         case Buffer::ExportError:
 551         case Buffer::ExportNoPathToFormat:
 552         case Buffer::ExportTexPathHasSpaces:
 553         case Buffer::ExportConverterError:
 554                 msg = bformat(_("Error while exporting format: %1$s"), fmt);
 555                 break;
 556         case Buffer::PreviewSuccess:
 557                 msg = bformat(_("Successful preview of format: %1$s"), fmt);
 558                 break;
 559         case Buffer::PreviewError:
 560                 msg = bformat(_("Error while previewing format: %1$s"), fmt);
 561                 break;
 562         }
 563         view->message(msg);
 564 }
 565
 566
 567 #if QT_VERSION >= 0x040400
 568
 569 void GuiView::processingThreadStarted()
 570 {
 571 }
 572
 573
 574 void GuiView::processingThreadFinished()
 575 {
 576         QFutureWatcher<Buffer::ExportStatus> const * watcher =
 577                 static_cast<QFutureWatcher<Buffer::ExportStatus> const *>(sender());
 578
 579         Buffer::ExportStatus const status = watcher->result();
 580         handleExportStatus(this, status, d.processing_format);
 581
 582         updateToolbars();
 583         BufferView const * const bv = currentBufferView();
 584         if (bv && !bv->buffer().errorList("Export").empty()) {
 585                 errors("Export");
 586                 return;
 587         }
 588         errors(d.last_export_format);
 589 }
 590
 591
 592 void GuiView::autoSaveThreadFinished()
 593 {
 594         QFutureWatcher<docstring> const * watcher =
 595                 static_cast<QFutureWatcher<docstring> const *>(sender());
 596         message(watcher->result());
 597         updateToolbars();
 598 }
 599
 600 #else
 601
 602 void GuiView::processingThreadStarted()
 603 {
 604 }
 605
 606
 607 void GuiView::processingThreadFinished()
 608 {
 609 }
 610
 611
 612 void GuiView::autoSaveThreadFinished()
 613 {
 614 }
 615 #endif
 616
 617
 618 void GuiView::saveLayout() const
 619 {
 620         QSettings settings;
 621         settings.beginGroup("views");
 622         settings.beginGroup(QString::number(id_));
 623 #ifdef Q_WS_X11
 624         settings.setValue("pos", pos());
 625         settings.setValue("size", size());
 626 #else
 627         settings.setValue("geometry", saveGeometry());
 628 #endif
 629         settings.setValue("layout", saveState(0));
 630         settings.setValue("icon_size", iconSize());
 631 }
 632
 633
 634 void GuiView::saveUISettings() const
 635 {
 636         // Save the toolbar private states
 637         ToolbarMap::iterator end = d.toolbars_.end();
 638         for (ToolbarMap::iterator it = d.toolbars_.begin(); it != end; ++it)
 639                 it->second->saveSession();
 640         // Now take care of all other dialogs
 641         map<string, DialogPtr>::const_iterator it = d.dialogs_.begin();
 642         for (; it!= d.dialogs_.end(); ++it)
 643                 it->second->saveSession();
 644 }
 645
 646
 647 bool GuiView::restoreLayout()
 648 {
 649         QSettings settings;
 650         settings.beginGroup("views");
 651         settings.beginGroup(QString::number(id_));
 652         QString const icon_key = "icon_size";
 653         if (!settings.contains(icon_key))
 654                 return false;
 655
 656         //code below is skipped when when ~/.config/LyX is (re)created
 657         QSize icon_size = settings.value(icon_key).toSize();
 658         // Check whether session size changed.
 659         if (icon_size.width() != int(d.smallIconSize) &&
 660             icon_size.width() != int(d.normalIconSize) &&
 661             icon_size.width() != int(d.bigIconSize)) {
 662                 icon_size.setWidth(d.normalIconSize);
 663                 icon_size.setHeight(d.normalIconSize);
 664         }
 665         setIconSize(icon_size);
 666
 667 #ifdef Q_WS_X11
 668         QPoint pos = settings.value("pos", QPoint(50, 50)).toPoint();
 669         QSize size = settings.value("size", QSize(690, 510)).toSize();
 670         resize(size);
 671         move(pos);
 672 #else
 673         // Work-around for bug #6034: the window ends up in an undetermined
 674         // state when trying to restore a maximized window when it is
 675         // already maximized.
 676         if (!(windowState() & Qt::WindowMaximized))
 677                 if (!restoreGeometry(settings.value("geometry").toByteArray()))
 678                         setGeometry(50, 50, 690, 510);
 679 #endif
 680         // Make sure layout is correctly oriented.
 681         setLayoutDirection(qApp->layoutDirection());
 682
 683         // Allow the toc and view-source dock widget to be restored if needed.
 684         Dialog * dialog;
 685         if ((dialog = findOrBuild("toc", true)))
 686                 // see bug 5082. At least setup title and enabled state.
 687                 // Visibility will be adjusted by restoreState below.
 688                 dialog->prepareView();
 689         if ((dialog = findOrBuild("view-source", true)))
 690                 dialog->prepareView();
 691         if ((dialog = findOrBuild("progress", true)))
 692                 dialog->prepareView();
 693         if ((dialog = findOrBuild("findreplaceadv", true)))
 694                 dialog->prepareView();
 695
 696         if (!restoreState(settings.value("layout").toByteArray(), 0))
 697                 initToolbars();
 698         updateDialogs();
 699         return true;
 700 }
 701
 702
 703 GuiToolbar * GuiView::toolbar(string const & name)
 704 {
 705         ToolbarMap::iterator it = d.toolbars_.find(name);
 706         if (it != d.toolbars_.end())
 707                 return it->second;
 708
 709         LYXERR(Debug::GUI, "Toolbar::display: no toolbar named " << name);
 710         return 0;
 711 }
 712
 713
 714 void GuiView::constructToolbars()
 715 {
 716         ToolbarMap::iterator it = d.toolbars_.begin();
 717         for (; it != d.toolbars_.end(); ++it)
 718                 delete it->second;
 719         d.toolbars_.clear();
 720
 721         // I don't like doing this here, but the standard toolbar
 722         // destroys this object when it's destroyed itself (vfr)
 723         d.layout_ = new LayoutBox(*this);
 724         d.stack_widget_->addWidget(d.layout_);
 725         d.layout_->move(0,0);
 726
 727         // extracts the toolbars from the backend
 728         Toolbars::Infos::iterator cit = guiApp->toolbars().begin();
 729         Toolbars::Infos::iterator end = guiApp->toolbars().end();
 730         for (; cit != end; ++cit)
 731                 d.toolbars_[cit->name] =  new GuiToolbar(*cit, *this);
 732 }
 733
 734
 735 void GuiView::initToolbars()
 736 {
 737         // extracts the toolbars from the backend
 738         Toolbars::Infos::iterator cit = guiApp->toolbars().begin();
 739         Toolbars::Infos::iterator end = guiApp->toolbars().end();
 740         for (; cit != end; ++cit) {
 741                 GuiToolbar * tb = toolbar(cit->name);
 742                 if (!tb)
 743                         continue;
 744                 int const visibility = guiApp->toolbars().defaultVisibility(cit->name);
 745                 bool newline = !(visibility & Toolbars::SAMEROW);
 746                 tb->setVisible(false);
 747                 tb->setVisibility(visibility);
 748
 749                 if (visibility & Toolbars::TOP) {
 750                         if (newline)
 751                                 addToolBarBreak(Qt::TopToolBarArea);
 752                         addToolBar(Qt::TopToolBarArea, tb);
 753                 }
 754
 755                 if (visibility & Toolbars::BOTTOM) {
 756                         // Qt < 4.2.2 cannot handle ToolBarBreak on non-TOP dock.
 757 #if (QT_VERSION >= 0x040202)
 758                         if (newline)
 759                                 addToolBarBreak(Qt::BottomToolBarArea);
 760 #endif
 761                         addToolBar(Qt::BottomToolBarArea, tb);
 762                 }
 763
 764                 if (visibility & Toolbars::LEFT) {
 765                         // Qt < 4.2.2 cannot handle ToolBarBreak on non-TOP dock.
 766 #if (QT_VERSION >= 0x040202)
 767                         if (newline)
 768                                 addToolBarBreak(Qt::LeftToolBarArea);
 769 #endif
 770                         addToolBar(Qt::LeftToolBarArea, tb);
 771                 }
 772
 773                 if (visibility & Toolbars::RIGHT) {
 774                         // Qt < 4.2.2 cannot handle ToolBarBreak on non-TOP dock.
 775 #if (QT_VERSION >= 0x040202)
 776                         if (newline)
 777                                 addToolBarBreak(Qt::RightToolBarArea);
 778 #endif
 779                         addToolBar(Qt::RightToolBarArea, tb);
 780                 }
 781
 782                 if (visibility & Toolbars::ON)
 783                         tb->setVisible(true);
 784         }
 785 }
 786
 787
 788 TocModels & GuiView::tocModels()
 789 {
 790         return d.toc_models_;
 791 }
 792
 793
 794 void GuiView::setFocus()
 795 {
 796         LYXERR(Debug::DEBUG, "GuiView::setFocus()" << this);
 797         QMainWindow::setFocus();
 798 }
 799
 800
 801 void GuiView::focusInEvent(QFocusEvent * e)
 802 {
 803         LYXERR(Debug::DEBUG, "GuiView::focusInEvent()" << this);
 804         QMainWindow::focusInEvent(e);
 805         // Make sure guiApp points to the correct view.
 806         guiApp->setCurrentView(this);
 807         if (currentWorkArea())
 808                 currentWorkArea()->setFocus();
 809         else if (currentMainWorkArea())
 810                 currentMainWorkArea()->setFocus();
 811         else
 812                 d.bg_widget_->setFocus();
 813 }
 814
 815
 816 QMenu * GuiView::createPopupMenu()
 817 {
 818         return d.toolBarPopup(this);
 819 }
 820
 821
 822 void GuiView::showEvent(QShowEvent * e)
 823 {
 824         LYXERR(Debug::GUI, "Passed Geometry "
 825                 << size().height() << "x" << size().width()
 826                 << "+" << pos().x() << "+" << pos().y());
 827
 828         if (d.splitter_->count() == 0)
 829                 // No work area, switch to the background widget.
 830                 d.setBackground();
 831
 832         updateToolbars();
 833         QMainWindow::showEvent(e);
 834 }
 835
 836
 837 bool GuiView::closeScheduled()
 838 {
 839         closing_ = true;
 840         return close();
 841 }
 842
 843
 844 /** Destroy only all tabbed WorkAreas. Destruction of other WorkAreas
 845  ** is responsibility of the container (e.g., dialog)
 846  **/
 847 void GuiView::closeEvent(QCloseEvent * close_event)
 848 {
 849         LYXERR(Debug::DEBUG, "GuiView::closeEvent()");
 850
 851         if (!GuiViewPrivate::busyBuffers.isEmpty()) {
 852                 Alert::warning(_("Exit LyX"),
 853                         _("LyX could not be closed because documents are being processed by LyX."));
 854                 close_event->setAccepted(false);
 855                 return;
 856         }
 857
 858         // If the user pressed the x (so we didn't call closeView
 859         // programmatically), we want to clear all existing entries.
 860         if (!closing_)
 861                 theSession().lastOpened().clear();
 862         closing_ = true;
 863
 864         writeSession();
 865
 866         // it can happen that this event arrives without selecting the view,
 867         // e.g. when clicking the close button on a background window.
 868         setFocus();
 869         if (!closeWorkAreaAll()) {
 870                 closing_ = false;
 871                 close_event->ignore();
 872                 return;
 873         }
 874
 875         // Make sure that nothing will use this to be closed View.
 876         guiApp->unregisterView(this);
 877
 878         if (isFullScreen()) {
 879                 // Switch off fullscreen before closing.
 880                 toggleFullScreen();
 881                 updateDialogs();
 882         }
 883
 884         // Make sure the timer time out will not trigger a statusbar update.
 885         d.statusbar_timer_.stop();
 886
 887         // Saving fullscreen requires additional tweaks in the toolbar code.
 888         // It wouldn't also work under linux natively.
 889         if (lyxrc.allow_geometry_session) {
 890                 saveLayout();
 891                 saveUISettings();
 892         }
 893
 894         close_event->accept();
 895 }
 896
 897
 898 void GuiView::dragEnterEvent(QDragEnterEvent * event)
 899 {
 900         if (event->mimeData()->hasUrls())
 901                 event->accept();
 902         /// \todo Ask lyx-devel is this is enough:
 903         /// if (event->mimeData()->hasFormat("text/plain"))
 904         ///     event->acceptProposedAction();
 905 }
 906
 907
 908 void GuiView::dropEvent(QDropEvent * event)
 909 {
 910         QList<QUrl> files = event->mimeData()->urls();
 911         if (files.isEmpty())
 912                 return;
 913
 914         LYXERR(Debug::GUI, "GuiView::dropEvent: got URLs!");
 915         for (int i = 0; i != files.size(); ++i) {
 916                 string const file = os::internal_path(fromqstr(
 917                         files.at(i).toLocalFile()));
 918                 if (file.empty())
 919                         continue;
 920
 921                 string const ext = support::getExtension(file);
 922                 vector<const Format *> found_formats;
 923
 924                 // Find all formats that have the correct extension.
 925                 vector<const Format *> const & import_formats
 926                         = theConverters().importableFormats();
 927                 vector<const Format *>::const_iterator it = import_formats.begin();
 928                 for (; it != import_formats.end(); ++it)
 929                         if ((*it)->hasExtension(ext))
 930                                 found_formats.push_back(*it);
 931
 932                 FuncRequest cmd;
 933                 if (found_formats.size() >= 1) {
 934                         if (found_formats.size() > 1) {
 935                                 //FIXME: show a dialog to choose the correct importable format
 936                                 LYXERR(Debug::FILES,
 937                                         "Multiple importable formats found, selecting first");
 938                         }
 939                         string const arg = found_formats[0]->name() + " " + file;
 940                         cmd = FuncRequest(LFUN_BUFFER_IMPORT, arg);
 941                 }
 942                 else {
 943                         //FIXME: do we have to explicitly check whether it's a lyx file?
 944                         LYXERR(Debug::FILES,
 945                                 "No formats found, trying to open it as a lyx file");
 946                         cmd = FuncRequest(LFUN_FILE_OPEN, file);
 947                 }
 948                 // add the functions to the queue
 949                 guiApp->addToFuncRequestQueue(cmd);
 950                 event->accept();
 951         }
 952         // now process the collected functions. We perform the events
 953         // asynchronously. This prevents potential problems in case the
 954         // BufferView is closed within an event.
 955         guiApp->processFuncRequestQueueAsync();
 956 }
 957
 958
 959 void GuiView::message(docstring const & str)
 960 {
 961         if (ForkedProcess::iAmAChild())
 962                 return;
 963
 964         // call is moved to GUI-thread by GuiProgress
 965         d.progress_->appendMessage(toqstr(str));
 966 }
 967
 968
 969 void GuiView::clearMessageText()
 970 {
 971         message(docstring());
 972 }
 973
 974
 975 void GuiView::updateStatusBarMessage(QString const & str)
 976 {
 977         statusBar()->showMessage(str);
 978         d.statusbar_timer_.stop();
 979         d.statusbar_timer_.start(3000);
 980 }
 981
 982
 983 void GuiView::smallSizedIcons()
 984 {
 985         setIconSize(QSize(d.smallIconSize, d.smallIconSize));
 986 }
 987
 988
 989 void GuiView::normalSizedIcons()
 990 {
 991         setIconSize(QSize(d.normalIconSize, d.normalIconSize));
 992 }
 993
 994
 995 void GuiView::bigSizedIcons()
 996 {
 997         setIconSize(QSize(d.bigIconSize, d.bigIconSize));
 998 }
 999
1000
1001 void GuiView::clearMessage()
1002 {
1003         // FIXME: This code was introduced in r19643 to fix bug #4123. However,
1004         // the hasFocus function mostly returns false, even if the focus is on
1005         // a workarea in this view.
1006         //if (!hasFocus())
1007         //      return;
1008         showMessage();
1009         d.statusbar_timer_.stop();
1010 }
1011
1012
1013 void GuiView::updateWindowTitle(GuiWorkArea * wa)
1014 {
1015         if (wa != d.current_work_area_
1016                 || wa->bufferView().buffer().isInternal())
1017                 return;
1018         setWindowTitle(qt_("LyX: ") + wa->windowTitle());
1019         setWindowIconText(wa->windowIconText());
1020 }
1021
1022
1023 void GuiView::on_currentWorkAreaChanged(GuiWorkArea * wa)
1024 {
1025         QObject::disconnect(d.current_work_area_, SIGNAL(busy(bool)),
1026                 this, SLOT(setBusy(bool)));
1027         disconnectBuffer();
1028         disconnectBufferView();
1029         connectBufferView(wa->bufferView());
1030         connectBuffer(wa->bufferView().buffer());
1031         d.current_work_area_ = wa;
1032         QObject::connect(wa, SIGNAL(titleChanged(GuiWorkArea *)),
1033                 this, SLOT(updateWindowTitle(GuiWorkArea *)));
1034         QObject::connect(wa, SIGNAL(busy(bool)), this, SLOT(setBusy(bool)));
1035         updateWindowTitle(wa);
1036
1037         structureChanged();
1038
1039         // The document settings needs to be reinitialised.
1040         updateDialog("document", "");
1041
1042         // Buffer-dependent dialogs must be updated. This is done here because
1043         // some dialogs require buffer()->text.
1044         updateDialogs();
1045 }
1046
1047
1048 void GuiView::on_lastWorkAreaRemoved()
1049 {
1050         if (closing_)
1051                 // We already are in a close event. Nothing more to do.
1052                 return;
1053
1054         if (d.splitter_->count() > 1)
1055                 // We have a splitter so don't close anything.
1056                 return;
1057
1058         // Reset and updates the dialogs.
1059         d.toc_models_.reset(0);
1060         updateDialog("document", "");
1061         updateDialogs();
1062
1063         resetWindowTitleAndIconText();
1064         updateStatusBar();
1065
1066         if (lyxrc.open_buffers_in_tabs)
1067                 // Nothing more to do, the window should stay open.
1068                 return;
1069
1070         if (guiApp->viewIds().size() > 1) {
1071                 close();
1072                 return;
1073         }
1074
1075 #ifdef Q_WS_MACX
1076         // On Mac we also close the last window because the application stay
1077         // resident in memory. On other platforms we don't close the last
1078         // window because this would quit the application.
1079         close();
1080 #endif
1081 }
1082
1083
1084 void GuiView::updateStatusBar()
1085 {
1086         // let the user see the explicit message
1087         if (d.statusbar_timer_.isActive())
1088                 return;
1089
1090         showMessage();
1091 }
1092
1093
1094 void GuiView::showMessage()
1095 {
1096         QString msg = toqstr(theGuiApp()->viewStatusMessage());
1097         if (msg.isEmpty()) {
1098                 BufferView const * bv = currentBufferView();
1099                 if (bv)
1100                         msg = toqstr(bv->cursor().currentState());
1101                 else
1102                         msg = qt_("Welcome to LyX!");
1103         }
1104         statusBar()->showMessage(msg);
1105 }
1106
1107
1108 bool GuiView::event(QEvent * e)
1109 {
1110         switch (e->type())
1111         {
1112         // Useful debug code:
1113         //case QEvent::ActivationChange:
1114         //case QEvent::WindowDeactivate:
1115         //case QEvent::Paint:
1116         //case QEvent::Enter:
1117         //case QEvent::Leave:
1118         //case QEvent::HoverEnter:
1119         //case QEvent::HoverLeave:
1120         //case QEvent::HoverMove:
1121         //case QEvent::StatusTip:
1122         //case QEvent::DragEnter:
1123         //case QEvent::DragLeave:
1124         //case QEvent::Drop:
1125         //      break;
1126
1127         case QEvent::WindowActivate: {
1128                 GuiView * old_view = guiApp->currentView();
1129                 if (this == old_view) {
1130                         setFocus();
1131                         return QMainWindow::event(e);
1132                 }
1133                 if (old_view && old_view->currentBufferView()) {
1134                         // save current selection to the selection buffer to allow
1135                         // middle-button paste in this window.
1136                         cap::saveSelection(old_view->currentBufferView()->cursor());
1137                 }
1138                 guiApp->setCurrentView(this);
1139                 if (d.current_work_area_) {
1140                         BufferView & bv = d.current_work_area_->bufferView();
1141                         connectBufferView(bv);
1142                         connectBuffer(bv.buffer());
1143                         // The document structure, name and dialogs might have
1144                         // changed in another view.
1145                         structureChanged();
1146                         // The document settings needs to be reinitialised.
1147                         updateDialog("document", "");
1148                         updateDialogs();
1149                 } else {
1150                         resetWindowTitleAndIconText();
1151                 }
1152                 setFocus();
1153                 return QMainWindow::event(e);
1154         }
1155
1156         case QEvent::ShortcutOverride: {
1157
1158 // See bug 4888
1159 #if (!defined Q_WS_X11) || (QT_VERSION >= 0x040500)
1160                 if (isFullScreen() && menuBar()->isHidden()) {
1161                         QKeyEvent * ke = static_cast<QKeyEvent*>(e);
1162                         // FIXME: we should also try to detect special LyX shortcut such as
1163                         // Alt-P and Alt-M. Right now there is a hack in
1164                         // GuiWorkArea::processKeySym() that hides again the menubar for
1165                         // those cases.
1166                         if (ke->modifiers() & Qt::AltModifier && ke->key() != Qt::Key_Alt) {
1167                                 menuBar()->show();
1168                                 return QMainWindow::event(e);
1169                         }
1170                 }
1171 #endif
1172                 return QMainWindow::event(e);
1173         }
1174
1175         default:
1176                 return QMainWindow::event(e);
1177         }
1178 }
1179
1180 void GuiView::resetWindowTitleAndIconText()
1181 {
1182         setWindowTitle(qt_("LyX"));
1183         setWindowIconText(qt_("LyX"));
1184 }
1185
1186 bool GuiView::focusNextPrevChild(bool /*next*/)
1187 {
1188         setFocus();
1189         return true;
1190 }
1191
1192
1193 bool GuiView::busy() const
1194 {
1195         return busy_ > 0;
1196 }
1197
1198
1199 void GuiView::setBusy(bool busy)
1200 {
1201         bool const busy_before = busy_ > 0;
1202         busy ? ++busy_ : --busy_;
1203         if ((busy_ > 0) == busy_before)
1204                 // busy state didn't change
1205                 return;
1206
1207         if (busy) {
1208                 QApplication::setOverrideCursor(Qt::WaitCursor);
1209                 return;
1210         }
1211         QApplication::restoreOverrideCursor();
1212         updateLayoutList();
1213 }
1214
1215
1216 GuiWorkArea * GuiView::workArea(int index)
1217 {
1218         if (TabWorkArea * twa = d.currentTabWorkArea())
1219                 if (index < twa->count())
1220                         return dynamic_cast<GuiWorkArea *>(twa->widget(index));
1221         return 0;
1222 }
1223
1224
1225 GuiWorkArea * GuiView::workArea(Buffer & buffer)
1226 {
1227         if (currentWorkArea()
1228                 && &currentWorkArea()->bufferView().buffer() == &buffer)
1229                 return (GuiWorkArea *) currentWorkArea();
1230         if (TabWorkArea * twa = d.currentTabWorkArea())
1231                 return twa->workArea(buffer);
1232         return 0;
1233 }
1234
1235
1236 GuiWorkArea * GuiView::addWorkArea(Buffer & buffer)
1237 {
1238         // Automatically create a TabWorkArea if there are none yet.
1239         TabWorkArea * tab_widget = d.splitter_->count()
1240                 ? d.currentTabWorkArea() : addTabWorkArea();
1241         return tab_widget->addWorkArea(buffer, *this);
1242 }
1243
1244
1245 TabWorkArea * GuiView::addTabWorkArea()
1246 {
1247         TabWorkArea * twa = new TabWorkArea;
1248         QObject::connect(twa, SIGNAL(currentWorkAreaChanged(GuiWorkArea *)),
1249                 this, SLOT(on_currentWorkAreaChanged(GuiWorkArea *)));
1250         QObject::connect(twa, SIGNAL(lastWorkAreaRemoved()),
1251                          this, SLOT(on_lastWorkAreaRemoved()));
1252
1253         d.splitter_->addWidget(twa);
1254         d.stack_widget_->setCurrentWidget(d.splitter_);
1255         return twa;
1256 }
1257
1258
1259 GuiWorkArea const * GuiView::currentWorkArea() const
1260 {
1261         return d.current_work_area_;
1262 }
1263
1264
1265 GuiWorkArea * GuiView::currentWorkArea()
1266 {
1267         return d.current_work_area_;
1268 }
1269
1270
1271 GuiWorkArea const * GuiView::currentMainWorkArea() const
1272 {
1273         if (!d.currentTabWorkArea())
1274                 return 0;
1275         return d.currentTabWorkArea()->currentWorkArea();
1276 }
1277
1278
1279 GuiWorkArea * GuiView::currentMainWorkArea()
1280 {
1281         if (!d.currentTabWorkArea())
1282                 return 0;
1283         return d.currentTabWorkArea()->currentWorkArea();
1284 }
1285
1286
1287 void GuiView::setCurrentWorkArea(GuiWorkArea * wa)
1288 {
1289         LYXERR(Debug::DEBUG, "Setting current wa: " << wa << endl);
1290         if (!wa) {
1291                 d.current_work_area_ = 0;
1292                 d.setBackground();
1293                 return;
1294         }
1295
1296         // FIXME: I've no clue why this is here and why it accesses
1297         //  theGuiApp()->currentView, which might be 0 (bug 6464).
1298         //  See also 27525 (vfr).
1299         if (theGuiApp()->currentView() == this
1300                   && theGuiApp()->currentView()->currentWorkArea() == wa)
1301                 return;
1302
1303         if (currentBufferView())
1304                 cap::saveSelection(currentBufferView()->cursor());
1305
1306         theGuiApp()->setCurrentView(this);
1307         d.current_work_area_ = wa;
1308
1309         // We need to reset this now, because it will need to be
1310         // right if the tabWorkArea gets reset in the for loop. We
1311         // will change it back if we aren't in that case.
1312         GuiWorkArea * const old_cmwa = d.current_main_work_area_;
1313         d.current_main_work_area_ = wa;
1314
1315         for (int i = 0; i != d.splitter_->count(); ++i) {
1316                 if (d.tabWorkArea(i)->setCurrentWorkArea(wa)) {
1317                         LYXERR(Debug::DEBUG, "Current wa: " << currentWorkArea()
1318                                 << ", Current main wa: " << currentMainWorkArea());
1319                         return;
1320                 }
1321         }
1322
1323         d.current_main_work_area_ = old_cmwa;
1324
1325         LYXERR(Debug::DEBUG, "This is not a tabbed wa");
1326         on_currentWorkAreaChanged(wa);
1327         BufferView & bv = wa->bufferView();
1328         bv.cursor().fixIfBroken();
1329         bv.updateMetrics();
1330         wa->setUpdatesEnabled(true);
1331         LYXERR(Debug::DEBUG, "Current wa: " << currentWorkArea() << ", Current main wa: " << currentMainWorkArea());
1332 }
1333
1334
1335 void GuiView::removeWorkArea(GuiWorkArea * wa)
1336 {
1337         LASSERT(wa, return);
1338         if (wa == d.current_work_area_) {
1339                 disconnectBuffer();
1340                 disconnectBufferView();
1341                 d.current_work_area_ = 0;
1342                 d.current_main_work_area_ = 0;
1343         }
1344
1345         bool found_twa = false;
1346         for (int i = 0; i != d.splitter_->count(); ++i) {
1347                 TabWorkArea * twa = d.tabWorkArea(i);
1348                 if (twa->removeWorkArea(wa)) {
1349                         // Found in this tab group, and deleted the GuiWorkArea.
1350                         found_twa = true;
1351                         if (twa->count() != 0) {
1352                                 if (d.current_work_area_ == 0)
1353                                         // This means that we are closing the current GuiWorkArea, so
1354                                         // switch to the next GuiWorkArea in the found TabWorkArea.
1355                                         setCurrentWorkArea(twa->currentWorkArea());
1356                         } else {
1357                                 // No more WorkAreas in this tab group, so delete it.
1358                                 delete twa;
1359                         }
1360                         break;
1361                 }
1362         }
1363
1364         // It is not a tabbed work area (i.e., the search work area), so it
1365         // should be deleted by other means.
1366         LASSERT(found_twa, /* */);
1367
1368         if (d.current_work_area_ == 0) {
1369                 if (d.splitter_->count() != 0) {
1370                         TabWorkArea * twa = d.currentTabWorkArea();
1371                         setCurrentWorkArea(twa->currentWorkArea());
1372                 } else {
1373                         // No more work areas, switch to the background widget.
1374                         setCurrentWorkArea(0);
1375                 }
1376         }
1377 }
1378
1379
1380 LayoutBox * GuiView::getLayoutDialog() const
1381 {
1382         return d.layout_;
1383 }
1384
1385
1386 void GuiView::updateLayoutList()
1387 {
1388         if (d.layout_)
1389                 d.layout_->updateContents(false);
1390 }
1391
1392
1393 void GuiView::updateToolbars()
1394 {
1395         ToolbarMap::iterator end = d.toolbars_.end();
1396         if (d.current_work_area_) {
1397                 bool const math =
1398                         d.current_work_area_->bufferView().cursor().inMathed()
1399                         && !d.current_work_area_->bufferView().cursor().inRegexped();
1400                 bool const table =
1401                         lyx::getStatus(FuncRequest(LFUN_LAYOUT_TABULAR)).enabled();
1402                 bool const review =
1403                         lyx::getStatus(FuncRequest(LFUN_CHANGES_TRACK)).enabled() &&
1404                         lyx::getStatus(FuncRequest(LFUN_CHANGES_TRACK)).onOff(true);
1405                 bool const mathmacrotemplate =
1406                         lyx::getStatus(FuncRequest(LFUN_IN_MATHMACROTEMPLATE)).enabled();
1407
1408                 for (ToolbarMap::iterator it = d.toolbars_.begin(); it != end; ++it)
1409                         it->second->update(math, table, review, mathmacrotemplate);
1410         } else
1411                 for (ToolbarMap::iterator it = d.toolbars_.begin(); it != end; ++it)
1412                         it->second->update(false, false, false, false);
1413 }
1414
1415
1416 void GuiView::setBuffer(Buffer * newBuffer)
1417 {
1418         LYXERR(Debug::DEBUG, "Setting buffer: " << newBuffer << endl);
1419         LASSERT(newBuffer, return);
1420
1421         GuiWorkArea * wa = workArea(*newBuffer);
1422         if (wa == 0) {
1423                 setBusy(true);
1424                 newBuffer->masterBuffer()->updateBuffer();
1425                 setBusy(false);
1426                 wa = addWorkArea(*newBuffer);
1427                 // scroll to the position when the BufferView was last closed
1428                 if (lyxrc.use_lastfilepos) {
1429                         LastFilePosSection::FilePos filepos =
1430                                 theSession().lastFilePos().load(newBuffer->fileName());
1431                         wa->bufferView().moveToPosition(filepos.pit, filepos.pos, 0, 0);
1432                 }
1433         } else {
1434                 //Disconnect the old buffer...there's no new one.
1435                 disconnectBuffer();
1436         }
1437         connectBuffer(*newBuffer);
1438         connectBufferView(wa->bufferView());
1439         setCurrentWorkArea(wa);
1440 }
1441
1442
1443 void GuiView::connectBuffer(Buffer & buf)
1444 {
1445         buf.setGuiDelegate(this);
1446 }
1447
1448
1449 void GuiView::disconnectBuffer()
1450 {
1451         if (d.current_work_area_)
1452                 d.current_work_area_->bufferView().buffer().setGuiDelegate(0);
1453 }
1454
1455
1456 void GuiView::connectBufferView(BufferView & bv)
1457 {
1458         bv.setGuiDelegate(this);
1459 }
1460
1461
1462 void GuiView::disconnectBufferView()
1463 {
1464         if (d.current_work_area_)
1465                 d.current_work_area_->bufferView().setGuiDelegate(0);
1466 }
1467
1468
1469 void GuiView::errors(string const & error_type, bool from_master)
1470 {
1471         BufferView const * const bv = currentBufferView();
1472         if (!bv)
1473                 return;
1474
1475 #if EXPORT_in_THREAD && (QT_VERSION >= 0x040400)
1476         // We are called with from_master == false by default, so we
1477         // have to figure out whether that is the case or not.
1478         ErrorList & el = bv->buffer().errorList(error_type);
1479         if (el.empty()) {
1480             el = bv->buffer().masterBuffer()->errorList(error_type);
1481             from_master = true;
1482         }
1483 #else
1484         ErrorList const & el = from_master ?
1485                 bv->buffer().masterBuffer()->errorList(error_type) :
1486                 bv->buffer().errorList(error_type);
1487 #endif
1488
1489         if (el.empty())
1490                 return;
1491
1492         string data = error_type;
1493         if (from_master)
1494                 data = "from_master|" + error_type;
1495         showDialog("errorlist", data);
1496 }
1497
1498
1499 void GuiView::updateTocItem(string const & type, DocIterator const & dit)
1500 {
1501         d.toc_models_.updateItem(toqstr(type), dit);
1502 }
1503
1504
1505 void GuiView::structureChanged()
1506 {
1507         d.toc_models_.reset(documentBufferView());
1508         // Navigator needs more than a simple update in this case. It needs to be
1509         // rebuilt.
1510         updateDialog("toc", "");
1511 }
1512
1513
1514 void GuiView::updateDialog(string const & name, string const & data)
1515 {
1516         if (!isDialogVisible(name))
1517                 return;
1518
1519         map<string, DialogPtr>::const_iterator it = d.dialogs_.find(name);
1520         if (it == d.dialogs_.end())
1521                 return;
1522
1523         Dialog * const dialog = it->second.get();
1524         if (dialog->isVisibleView())
1525                 dialog->initialiseParams(data);
1526 }
1527
1528
1529 BufferView * GuiView::documentBufferView()
1530 {
1531         return currentMainWorkArea()
1532                 ? &currentMainWorkArea()->bufferView()
1533                 : 0;
1534 }
1535
1536
1537 BufferView const * GuiView::documentBufferView() const
1538 {
1539         return currentMainWorkArea()
1540                 ? &currentMainWorkArea()->bufferView()
1541                 : 0;
1542 }
1543
1544
1545 BufferView * GuiView::currentBufferView()
1546 {
1547         return d.current_work_area_ ? &d.current_work_area_->bufferView() : 0;
1548 }
1549
1550
1551 BufferView const * GuiView::currentBufferView() const
1552 {
1553         return d.current_work_area_ ? &d.current_work_area_->bufferView() : 0;
1554 }
1555
1556
1557 #if (QT_VERSION >= 0x040400)
1558 docstring GuiView::GuiViewPrivate::autosaveAndDestroy(
1559         Buffer const * orig, Buffer * clone)
1560 {
1561         bool const success = clone->autoSave();
1562         delete clone;
1563         busyBuffers.remove(orig);
1564         return success
1565                 ? _("Automatic save done.")
1566                 : _("Automatic save failed!");
1567 }
1568 #endif
1569
1570
1571 void GuiView::autoSave()
1572 {
1573         LYXERR(Debug::INFO, "Running autoSave()");
1574
1575         Buffer * buffer = documentBufferView()
1576                 ? &documentBufferView()->buffer() : 0;
1577         if (!buffer) {
1578                 resetAutosaveTimers();
1579                 return;
1580         }
1581
1582 #if (QT_VERSION >= 0x040400)
1583         GuiViewPrivate::busyBuffers.insert(buffer);
1584         QFuture<docstring> f = QtConcurrent::run(GuiViewPrivate::autosaveAndDestroy,
1585                 buffer, buffer->cloneBufferOnly());
1586         d.autosave_watcher_.setFuture(f);
1587 #else
1588         buffer->autoSave();
1589 #endif
1590         resetAutosaveTimers();
1591 }
1592
1593
1594 void GuiView::resetAutosaveTimers()
1595 {
1596         if (lyxrc.autosave)
1597                 d.autosave_timeout_.restart();
1598 }
1599
1600
1601 bool GuiView::getStatus(FuncRequest const & cmd, FuncStatus & flag)
1602 {
1603         bool enable = true;
1604         Buffer * buf = currentBufferView()
1605                 ? &currentBufferView()->buffer() : 0;
1606         Buffer * doc_buffer = documentBufferView()
1607                 ? &(documentBufferView()->buffer()) : 0;
1608
1609         // Check whether we need a buffer
1610         if (!lyxaction.funcHasFlag(cmd.action(), LyXAction::NoBuffer) && !buf) {
1611                 // no, exit directly
1612                 flag.message(from_utf8(N_("Command not allowed with"
1613                                         "out any document open")));
1614                 flag.setEnabled(false);
1615                 return true;
1616         }
1617
1618         if (cmd.origin() == FuncRequest::TOC) {
1619                 GuiToc * toc = static_cast<GuiToc*>(findOrBuild("toc", false));
1620                 if (!toc || !toc->getStatus(documentBufferView()->cursor(), cmd, flag))
1621                         flag.setEnabled(false);
1622                 return true;
1623         }
1624
1625         switch(cmd.action()) {
1626         case LFUN_BUFFER_IMPORT:
1627                 break;
1628
1629         case LFUN_MASTER_BUFFER_UPDATE:
1630         case LFUN_MASTER_BUFFER_VIEW:
1631                 enable = doc_buffer && doc_buffer->parent() != 0
1632                         && !d.processing_thread_watcher_.isRunning();
1633                 break;
1634
1635         case LFUN_BUFFER_UPDATE:
1636         case LFUN_BUFFER_VIEW: {
1637                 if (!doc_buffer || d.processing_thread_watcher_.isRunning()) {
1638                         enable = false;
1639                         break;
1640                 }
1641                 string format = to_utf8(cmd.argument());
1642                 if (cmd.argument().empty())
1643                         format = doc_buffer->params().getDefaultOutputFormat();
1644                 enable = doc_buffer->params().isExportableFormat(format);
1645                 break;
1646         }
1647
1648         case LFUN_BUFFER_RELOAD:
1649                 enable = doc_buffer && !doc_buffer->isUnnamed()
1650                         && doc_buffer->fileName().exists()
1651                         && (!doc_buffer->isClean()
1652                            || doc_buffer->isExternallyModified(Buffer::timestamp_method));
1653                 break;
1654
1655         case LFUN_BUFFER_CHILD_OPEN:
1656                 enable = doc_buffer;
1657                 break;
1658
1659         case LFUN_BUFFER_WRITE:
1660                 enable = doc_buffer && (doc_buffer->isUnnamed() || !doc_buffer->isClean());
1661                 break;
1662
1663         //FIXME: This LFUN should be moved to GuiApplication.
1664         case LFUN_BUFFER_WRITE_ALL: {
1665                 // We enable the command only if there are some modified buffers
1666                 Buffer * first = theBufferList().first();
1667                 enable = false;
1668                 if (!first)
1669                         break;
1670                 Buffer * b = first;
1671                 // We cannot use a for loop as the buffer list is a cycle.
1672                 do {
1673                         if (!b->isClean()) {
1674                                 enable = true;
1675                                 break;
1676                         }
1677                         b = theBufferList().next(b);
1678                 } while (b != first);
1679                 break;
1680         }
1681
1682         case LFUN_BUFFER_WRITE_AS:
1683         case LFUN_BUFFER_EXPORT_AS:
1684                 enable = doc_buffer;
1685                 break;
1686
1687         case LFUN_BUFFER_CLOSE:
1688                 enable = doc_buffer;
1689                 break;
1690
1691         case LFUN_BUFFER_CLOSE_ALL:
1692                 enable = theBufferList().last() != theBufferList().first();
1693                 break;
1694
1695         case LFUN_SPLIT_VIEW:
1696                 if (cmd.getArg(0) == "vertical")
1697                         enable = doc_buffer && (d.splitter_->count() == 1 ||
1698                                          d.splitter_->orientation() == Qt::Vertical);
1699                 else
1700                         enable = doc_buffer && (d.splitter_->count() == 1 ||
1701                                          d.splitter_->orientation() == Qt::Horizontal);
1702                 break;
1703
1704         case LFUN_CLOSE_TAB_GROUP:
1705                 enable = d.tabWorkAreaCount() > 1;
1706                 break;
1707
1708         case LFUN_TOOLBAR_TOGGLE: {
1709                 string const name = cmd.getArg(0);
1710                 if (GuiToolbar * t = toolbar(name))
1711                         flag.setOnOff(t->isVisible());
1712                 else {
1713                         enable = false;
1714                         docstring const msg =
1715                                 bformat(_("Unknown toolbar \"%1$s\""), from_utf8(name));
1716                         flag.message(msg);
1717                 }
1718                 break;
1719         }
1720
1721         case LFUN_DROP_LAYOUTS_CHOICE:
1722                 enable = buf;
1723                 break;
1724
1725         case LFUN_UI_TOGGLE:
1726                 flag.setOnOff(isFullScreen());
1727                 break;
1728
1729         case LFUN_DIALOG_DISCONNECT_INSET:
1730                 break;
1731
1732         case LFUN_DIALOG_HIDE:
1733                 // FIXME: should we check if the dialog is shown?
1734                 break;
1735
1736         case LFUN_DIALOG_TOGGLE:
1737                 flag.setOnOff(isDialogVisible(cmd.getArg(0)));
1738                 // fall through to set "enable"
1739         case LFUN_DIALOG_SHOW: {
1740                 string const name = cmd.getArg(0);
1741                 if (!doc_buffer)
1742                         enable = name == "aboutlyx"
1743                                 || name == "file" //FIXME: should be removed.
1744                                 || name == "prefs"
1745                                 || name == "texinfo"
1746                                 || name == "progress"
1747                                 || name == "compare";
1748                 else if (name == "print")
1749                         enable = doc_buffer->params().isExportable("dvi")
1750                                 && lyxrc.print_command != "none";
1751                 else if (name == "character" || name == "symbols") {
1752                         if (!buf || buf->isReadonly())
1753                                 enable = false;
1754                         else {
1755                                 Cursor const & cur = currentBufferView()->cursor();
1756                                 enable = !(cur.inTexted() && cur.paragraph().isPassThru());
1757                         }
1758                 }
1759                 else if (name == "latexlog")
1760                         enable = FileName(doc_buffer->logName()).isReadableFile();
1761                 else if (name == "spellchecker")
1762                         enable = theSpellChecker()
1763                                 && !doc_buffer->isReadonly()
1764                                 && !doc_buffer->text().empty();
1765                 else if (name == "vclog")
1766                         enable = doc_buffer->lyxvc().inUse();
1767                 break;
1768         }
1769
1770         case LFUN_DIALOG_UPDATE: {
1771                 string const name = cmd.getArg(0);
1772                 if (!buf)
1773                         enable = name == "prefs";
1774                 break;
1775         }
1776
1777         case LFUN_COMMAND_EXECUTE:
1778         case LFUN_MESSAGE:
1779         case LFUN_MENU_OPEN:
1780                 // Nothing to check.
1781                 break;
1782
1783         case LFUN_COMPLETION_INLINE:
1784                 if (!d.current_work_area_
1785                         || !d.current_work_area_->completer().inlinePossible(
1786                         currentBufferView()->cursor()))
1787                         enable = false;
1788                 break;
1789
1790         case LFUN_COMPLETION_POPUP:
1791                 if (!d.current_work_area_
1792                         || !d.current_work_area_->completer().popupPossible(
1793                         currentBufferView()->cursor()))
1794                         enable = false;
1795                 break;
1796
1797         case LFUN_COMPLETION_COMPLETE:
1798                 if (!d.current_work_area_
1799                         || !d.current_work_area_->completer().inlinePossible(
1800                         currentBufferView()->cursor()))
1801                         enable = false;
1802                 break;
1803
1804         case LFUN_COMPLETION_ACCEPT:
1805                 if (!d.current_work_area_
1806                         || (!d.current_work_area_->completer().popupVisible()
1807                         && !d.current_work_area_->completer().inlineVisible()
1808                         && !d.current_work_area_->completer().completionAvailable()))
1809                         enable = false;
1810                 break;
1811
1812         case LFUN_COMPLETION_CANCEL:
1813                 if (!d.current_work_area_
1814                         || (!d.current_work_area_->completer().popupVisible()
1815                         && !d.current_work_area_->completer().inlineVisible()))
1816                         enable = false;
1817                 break;
1818
1819         case LFUN_BUFFER_ZOOM_OUT:
1820                 enable = doc_buffer && lyxrc.zoom > 10;
1821                 break;
1822
1823         case LFUN_BUFFER_ZOOM_IN:
1824                 enable = doc_buffer;
1825                 break;
1826
1827         case LFUN_BUFFER_NEXT:
1828         case LFUN_BUFFER_PREVIOUS:
1829                 // FIXME: should we check is there is an previous or next buffer?
1830                 break;
1831         case LFUN_BUFFER_SWITCH:
1832                 // toggle on the current buffer, but do not toggle off
1833                 // the other ones (is that a good idea?)
1834                 if (doc_buffer
1835                         && to_utf8(cmd.argument()) == doc_buffer->absFileName())
1836                         flag.setOnOff(true);
1837                 break;
1838
1839         case LFUN_VC_REGISTER:
1840                 enable = doc_buffer && !doc_buffer->lyxvc().inUse();
1841                 break;
1842         case LFUN_VC_CHECK_IN:
1843                 enable = doc_buffer && doc_buffer->lyxvc().checkInEnabled();
1844                 break;
1845         case LFUN_VC_CHECK_OUT:
1846                 enable = doc_buffer && doc_buffer->lyxvc().checkOutEnabled();
1847                 break;
1848         case LFUN_VC_LOCKING_TOGGLE:
1849                 enable = doc_buffer && !doc_buffer->isReadonly()
1850                         && doc_buffer->lyxvc().lockingToggleEnabled();
1851                 flag.setOnOff(enable && doc_buffer->lyxvc().locking());
1852                 break;
1853         case LFUN_VC_REVERT:
1854                 enable = doc_buffer && doc_buffer->lyxvc().inUse() && !doc_buffer->isReadonly();
1855                 break;
1856         case LFUN_VC_UNDO_LAST:
1857                 enable = doc_buffer && doc_buffer->lyxvc().undoLastEnabled();
1858                 break;
1859         case LFUN_VC_REPO_UPDATE:
1860                 enable = doc_buffer && doc_buffer->lyxvc().repoUpdateEnabled();
1861                 break;
1862         case LFUN_VC_COMMAND: {
1863                 if (cmd.argument().empty())
1864                         enable = false;
1865                 if (!doc_buffer && contains(cmd.getArg(0), 'D'))
1866                         enable = false;
1867                 break;
1868         }
1869         case LFUN_VC_COMPARE:
1870                 enable = doc_buffer && doc_buffer->lyxvc().prepareFileRevisionEnabled();
1871                 break;
1872
1873         case LFUN_SERVER_GOTO_FILE_ROW:
1874                 break;
1875         case LFUN_FORWARD_SEARCH:
1876                 enable = !(lyxrc.forward_search_dvi.empty() && lyxrc.forward_search_pdf.empty());
1877                 break;
1878
1879         case LFUN_FILE_INSERT_PLAINTEXT:
1880         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
1881                 enable = documentBufferView() && documentBufferView()->cursor().inTexted();
1882                 break;
1883
1884         default:
1885                 return false;
1886         }
1887
1888         if (!enable)
1889                 flag.setEnabled(false);
1890
1891         return true;
1892 }
1893
1894
1895 static FileName selectTemplateFile()
1896 {
1897         FileDialog dlg(qt_("Select template file"));
1898         dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
1899         dlg.setButton2(qt_("Templates|#T#t"), toqstr(lyxrc.template_path));
1900
1901         FileDialog::Result result = dlg.open(toqstr(lyxrc.template_path),
1902                                  QStringList(qt_("LyX Documents (*.lyx)")));
1903
1904         if (result.first == FileDialog::Later)
1905                 return FileName();
1906         if (result.second.isEmpty())
1907                 return FileName();
1908         return FileName(fromqstr(result.second));
1909 }
1910
1911
1912 Buffer * GuiView::loadDocument(FileName const & filename, bool tolastfiles)
1913 {
1914         setBusy(true);
1915
1916         Buffer * newBuffer = 0;
1917         try {
1918                 newBuffer = checkAndLoadLyXFile(filename);
1919         } catch (ExceptionMessage const & e) {
1920                 setBusy(false);
1921                 throw(e);
1922         }
1923         setBusy(false);
1924
1925         if (!newBuffer) {
1926                 message(_("Document not loaded."));
1927                 return 0;
1928         }
1929
1930         setBuffer(newBuffer);
1931         newBuffer->errors("Parse");
1932
1933         if (tolastfiles)
1934                 theSession().lastFiles().add(filename);
1935
1936         return newBuffer;
1937 }
1938
1939
1940 void GuiView::openDocument(string const & fname)
1941 {
1942         string initpath = lyxrc.document_path;
1943
1944         if (documentBufferView()) {
1945                 string const trypath = documentBufferView()->buffer().filePath();
1946                 // If directory is writeable, use this as default.
1947                 if (FileName(trypath).isDirWritable())
1948                         initpath = trypath;
1949         }
1950
1951         string filename;
1952
1953         if (fname.empty()) {
1954                 FileDialog dlg(qt_("Select document to open"), LFUN_FILE_OPEN);
1955                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
1956                 dlg.setButton2(qt_("Examples|#E#e"),
1957                                 toqstr(addPath(package().system_support().absFileName(), "examples")));
1958
1959                 QStringList filter(qt_("LyX Documents (*.lyx)"));
1960                 filter << qt_("LyX-1.3.x Documents (*.lyx13)")
1961                         << qt_("LyX-1.4.x Documents (*.lyx14)")
1962                         << qt_("LyX-1.5.x Documents (*.lyx15)")
1963                         << qt_("LyX-1.6.x Documents (*.lyx16)");
1964                 FileDialog::Result result =
1965                         dlg.open(toqstr(initpath), filter);
1966
1967                 if (result.first == FileDialog::Later)
1968                         return;
1969
1970                 filename = fromqstr(result.second);
1971
1972                 // check selected filename
1973                 if (filename.empty()) {
1974                         message(_("Canceled."));
1975                         return;
1976                 }
1977         } else
1978                 filename = fname;
1979
1980         // get absolute path of file and add ".lyx" to the filename if
1981         // necessary.
1982         FileName const fullname =
1983                         fileSearch(string(), filename, "lyx", support::may_not_exist);
1984         if (!fullname.empty())
1985                 filename = fullname.absFileName();
1986
1987         if (!fullname.onlyPath().isDirectory()) {
1988                 Alert::warning(_("Invalid filename"),
1989                                 bformat(_("The directory in the given path\n%1$s\ndoes not exist."),
1990                                 from_utf8(fullname.absFileName())));
1991                 return;
1992         }
1993
1994         // if the file doesn't exist and isn't already open (bug 6645),
1995         // let the user create one
1996         if (!fullname.exists() && !theBufferList().exists(fullname)) {
1997                 // the user specifically chose this name. Believe him.
1998                 Buffer * const b = newFile(filename, string(), true);
1999                 if (b)
2000                         setBuffer(b);
2001                 return;
2002         }
2003
2004         docstring const disp_fn = makeDisplayPath(filename);
2005         message(bformat(_("Opening document %1$s..."), disp_fn));
2006
2007         docstring str2;
2008         Buffer * buf = loadDocument(fullname);
2009         if (buf) {
2010                 str2 = bformat(_("Document %1$s opened."), disp_fn);
2011                 if (buf->lyxvc().inUse())
2012                         str2 += " " + from_utf8(buf->lyxvc().versionString()) +
2013                                 " " + _("Version control detected.");
2014         } else {
2015                 str2 = bformat(_("Could not open document %1$s"), disp_fn);
2016         }
2017         message(str2);
2018 }
2019
2020 // FIXME: clean that
2021 static bool import(GuiView * lv, FileName const & filename,
2022         string const & format, ErrorList & errorList)
2023 {
2024         FileName const lyxfile(support::changeExtension(filename.absFileName(), ".lyx"));
2025
2026         string loader_format;
2027         vector<string> loaders = theConverters().loaders();
2028         if (find(loaders.begin(), loaders.end(), format) == loaders.end()) {
2029                 vector<string>::const_iterator it = loaders.begin();
2030                 vector<string>::const_iterator en = loaders.end();
2031                 for (; it != en; ++it) {
2032                         if (!theConverters().isReachable(format, *it))
2033                                 continue;
2034
2035                         string const tofile =
2036                                 support::changeExtension(filename.absFileName(),
2037                                 formats.extension(*it));
2038                         if (!theConverters().convert(0, filename, FileName(tofile),
2039                                 filename, format, *it, errorList))
2040                                 return false;
2041                         loader_format = *it;
2042                         break;
2043                 }
2044                 if (loader_format.empty()) {
2045                         frontend::Alert::error(_("Couldn't import file"),
2046                                          bformat(_("No information for importing the format %1$s."),
2047                                          formats.prettyName(format)));
2048                         return false;
2049                 }
2050         } else
2051                 loader_format = format;
2052
2053         if (loader_format == "lyx") {
2054                 Buffer * buf = lv->loadDocument(lyxfile);
2055                 if (!buf)
2056                         return false;
2057         } else {
2058                 Buffer * const b = newFile(lyxfile.absFileName(), string(), true);
2059                 if (!b)
2060                         return false;
2061                 lv->setBuffer(b);
2062                 bool as_paragraphs = loader_format == "textparagraph";
2063                 string filename2 = (loader_format == format) ? filename.absFileName()
2064                         : support::changeExtension(filename.absFileName(),
2065                                           formats.extension(loader_format));
2066                 lv->currentBufferView()->insertPlaintextFile(FileName(filename2),
2067                         as_paragraphs);
2068                 guiApp->setCurrentView(lv);
2069                 lyx::dispatch(FuncRequest(LFUN_MARK_OFF));
2070         }
2071
2072         return true;
2073 }
2074
2075
2076 void GuiView::importDocument(string const & argument)
2077 {
2078         string format;
2079         string filename = split(argument, format, ' ');
2080
2081         LYXERR(Debug::INFO, format << " file: " << filename);
2082
2083         // need user interaction
2084         if (filename.empty()) {
2085                 string initpath = lyxrc.document_path;
2086                 if (documentBufferView()) {
2087                         string const trypath = documentBufferView()->buffer().filePath();
2088                         // If directory is writeable, use this as default.
2089                         if (FileName(trypath).isDirWritable())
2090                                 initpath = trypath;
2091                 }
2092
2093                 docstring const text = bformat(_("Select %1$s file to import"),
2094                         formats.prettyName(format));
2095
2096                 FileDialog dlg(toqstr(text), LFUN_BUFFER_IMPORT);
2097                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2098                 dlg.setButton2(qt_("Examples|#E#e"),
2099                         toqstr(addPath(package().system_support().absFileName(), "examples")));
2100
2101                 docstring filter = formats.prettyName(format);
2102                 filter += " (*.{";
2103                 // FIXME UNICODE
2104                 filter += from_utf8(formats.extensions(format));
2105                 filter += "})";
2106
2107                 FileDialog::Result result =
2108                         dlg.open(toqstr(initpath), fileFilters(toqstr(filter)));
2109
2110                 if (result.first == FileDialog::Later)
2111                         return;
2112
2113                 filename = fromqstr(result.second);
2114
2115                 // check selected filename
2116                 if (filename.empty())
2117                         message(_("Canceled."));
2118         }
2119
2120         if (filename.empty())
2121                 return;
2122
2123         // get absolute path of file
2124         FileName const fullname(support::makeAbsPath(filename));
2125
2126         FileName const lyxfile(support::changeExtension(fullname.absFileName(), ".lyx"));
2127
2128         // Check if the document already is open
2129         Buffer * buf = theBufferList().getBuffer(lyxfile);
2130         if (buf) {
2131                 setBuffer(buf);
2132                 if (!closeBuffer()) {
2133                         message(_("Canceled."));
2134                         return;
2135                 }
2136         }
2137
2138         docstring const displaypath = makeDisplayPath(lyxfile.absFileName(), 30);
2139
2140         // if the file exists already, and we didn't do
2141         // -i lyx thefile.lyx, warn
2142         if (lyxfile.exists() && fullname != lyxfile) {
2143
2144                 docstring text = bformat(_("The document %1$s already exists.\n\n"
2145                         "Do you want to overwrite that document?"), displaypath);
2146                 int const ret = Alert::prompt(_("Overwrite document?"),
2147                         text, 0, 1, _("&Overwrite"), _("&Cancel"));
2148
2149                 if (ret == 1) {
2150                         message(_("Canceled."));
2151                         return;
2152                 }
2153         }
2154
2155         message(bformat(_("Importing %1$s..."), displaypath));
2156         ErrorList errorList;
2157         if (import(this, fullname, format, errorList))
2158                 message(_("imported."));
2159         else
2160                 message(_("file not imported!"));
2161
2162         // FIXME (Abdel 12/08/06): Is there a need to display the error list here?
2163 }
2164
2165
2166 void GuiView::newDocument(string const & filename, bool from_template)
2167 {
2168         FileName initpath(lyxrc.document_path);
2169         if (documentBufferView()) {
2170                 FileName const trypath(documentBufferView()->buffer().filePath());
2171                 // If directory is writeable, use this as default.
2172                 if (trypath.isDirWritable())
2173                         initpath = trypath;
2174         }
2175
2176         string templatefile;
2177         if (from_template) {
2178                 templatefile = selectTemplateFile().absFileName();
2179                 if (templatefile.empty())
2180                         return;
2181         }
2182
2183         Buffer * b;
2184         if (filename.empty())
2185                 b = newUnnamedFile(initpath, to_utf8(_("newfile")), templatefile);
2186         else
2187                 b = newFile(filename, templatefile, true);
2188
2189         if (b)
2190                 setBuffer(b);
2191
2192         // If no new document could be created, it is unsure
2193         // whether there is a valid BufferView.
2194         if (currentBufferView())
2195                 // Ensure the cursor is correctly positioned on screen.
2196                 currentBufferView()->showCursor();
2197 }
2198
2199
2200 void GuiView::insertLyXFile(docstring const & fname)
2201 {
2202         BufferView * bv = documentBufferView();
2203         if (!bv)
2204                 return;
2205
2206         // FIXME UNICODE
2207         FileName filename(to_utf8(fname));
2208         if (filename.empty()) {
2209                 // Launch a file browser
2210                 // FIXME UNICODE
2211                 string initpath = lyxrc.document_path;
2212                 string const trypath = bv->buffer().filePath();
2213                 // If directory is writeable, use this as default.
2214                 if (FileName(trypath).isDirWritable())
2215                         initpath = trypath;
2216
2217                 // FIXME UNICODE
2218                 FileDialog dlg(qt_("Select LyX document to insert"), LFUN_FILE_INSERT);
2219                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2220                 dlg.setButton2(qt_("Examples|#E#e"),
2221                         toqstr(addPath(package().system_support().absFileName(),
2222                         "examples")));
2223
2224                 FileDialog::Result result = dlg.open(toqstr(initpath),
2225                                          QStringList(qt_("LyX Documents (*.lyx)")));
2226
2227                 if (result.first == FileDialog::Later)
2228                         return;
2229
2230                 // FIXME UNICODE
2231                 filename.set(fromqstr(result.second));
2232
2233                 // check selected filename
2234                 if (filename.empty()) {
2235                         // emit message signal.
2236                         message(_("Canceled."));
2237                         return;
2238                 }
2239         }
2240
2241         bv->insertLyXFile(filename);
2242         bv->buffer().errors("Parse");
2243 }
2244
2245
2246 bool GuiView::renameBuffer(Buffer & b, docstring const & newname)
2247 {
2248         FileName fname = b.fileName();
2249         FileName const oldname = fname;
2250
2251         if (!newname.empty()) {
2252                 // FIXME UNICODE
2253                 fname = support::makeAbsPath(to_utf8(newname), oldname.onlyPath().absFileName());
2254         } else {
2255                 // Switch to this Buffer.
2256                 setBuffer(&b);
2257
2258                 // No argument? Ask user through dialog.
2259                 // FIXME UNICODE
2260                 FileDialog dlg(qt_("Choose a filename to save document as"),
2261                                    LFUN_BUFFER_WRITE_AS);
2262                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2263                 dlg.setButton2(qt_("Templates|#T#t"), toqstr(lyxrc.template_path));
2264
2265                 if (!isLyXFileName(fname.absFileName()))
2266                         fname.changeExtension(".lyx");
2267
2268                 FileDialog::Result result =
2269                         dlg.save(toqstr(fname.onlyPath().absFileName()),
2270                                    QStringList(qt_("LyX Documents (*.lyx)")),
2271                                          toqstr(fname.onlyFileName()));
2272
2273                 if (result.first == FileDialog::Later)
2274                         return false;
2275
2276                 fname.set(fromqstr(result.second));
2277
2278                 if (fname.empty())
2279                         return false;
2280
2281                 if (!isLyXFileName(fname.absFileName()))
2282                         fname.changeExtension(".lyx");
2283         }
2284
2285         // fname is now the new Buffer location.
2286
2287         // if there is already a Buffer open with this name, we do not want
2288         // to have another one. (the second test makes sure we're not just
2289         // trying to overwrite ourselves, which is fine.)
2290         if (theBufferList().exists(fname) && fname != oldname
2291                   && theBufferList().getBuffer(fname) != &b) {
2292                 docstring const text =
2293                         bformat(_("The file\n%1$s\nis already open in your current session.\n"
2294                             "Please close it before attempting to overwrite it.\n"
2295                             "Do you want to choose a new filename?"),
2296                                 from_utf8(fname.absFileName()));
2297                 int const ret = Alert::prompt(_("Chosen File Already Open"),
2298                         text, 0, 1, _("&Rename"), _("&Cancel"));
2299                 switch (ret) {
2300                 case 0: return renameBuffer(b, docstring());
2301                 case 1: return false;
2302                 }
2303                 //return false;
2304         }
2305
2306         if (FileName(fname).exists()) {
2307                 docstring const file = makeDisplayPath(fname.absFileName(), 30);
2308                 docstring const text = bformat(_("The document %1$s already "
2309                                            "exists.\n\nDo you want to "
2310                                            "overwrite that document?"),
2311                                          file);
2312                 int const ret = Alert::prompt(_("Overwrite document?"),
2313                         text, 0, 2, _("&Overwrite"), _("&Rename"), _("&Cancel"));
2314                 switch (ret) {
2315                 case 0: break;
2316                 case 1: return renameBuffer(b, docstring());
2317                 case 2: return false;
2318                 }
2319         }
2320
2321         bool const saved = saveBuffer(b, fname);
2322         if (saved)
2323                 b.reload(false);
2324         return saved;
2325 }
2326
2327
2328 struct PrettyNameComparator
2329 {
2330         bool operator()(Format const *first, Format const *second) const {
2331                 return compare_ascii_no_case(first->prettyname(), second->prettyname()) <= 0;
2332         }
2333 };
2334
2335
2336 bool GuiView::exportBufferAs(Buffer & b)
2337 {
2338         FileName fname = b.fileName();
2339
2340         FileDialog dlg(qt_("Choose a filename to export the document as"));
2341         dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2342
2343         QStringList types;
2344         types << "Any supported format (*.*)";
2345         Formats::const_iterator it = formats.begin();
2346         vector<Format const *> export_formats;
2347         for (; it != formats.end(); ++it)
2348                 if (it->documentFormat() && it->inExportMenu())
2349                         export_formats.push_back(&(*it));
2350         PrettyNameComparator cmp;
2351         sort(export_formats.begin(), export_formats.end(), cmp);
2352         vector<Format const *>::const_iterator fit = export_formats.begin();
2353         for (; fit != export_formats.end(); ++fit)
2354                 types << toqstr((*fit)->prettyname() + " (*." + (*fit)->extension() + ")");
2355         QString filter;
2356         FileDialog::Result result =
2357                 dlg.save(toqstr(fname.onlyPath().absFileName()),
2358                          types,
2359                          toqstr(fname.onlyFileName()),
2360                          &filter);
2361         if (result.first != FileDialog::Chosen)
2362                 return false;
2363
2364         string s = fromqstr(filter);
2365         size_t pos = s.find(" (*.");
2366         LASSERT(pos != string::npos, /**/);
2367         string fmt_prettyname = s.substr(0, pos);
2368         string fmt_name;
2369         fname.set(fromqstr(result.second));
2370         if (fmt_prettyname == "Any supported format")
2371                 fmt_name = formats.getFormatFromExtension(fname.extension());
2372         else
2373                 fmt_name = formats.getFormatFromPrettyName(fmt_prettyname);
2374         LYXERR(Debug::FILES, "fmt_prettyname=" << fmt_prettyname
2375                << ", fmt_name=" << fmt_name << ", fname=" << fname.absFileName());
2376
2377         if (fmt_name.empty() || fname.empty())
2378                 return false;
2379
2380         // fname is now the new Buffer location.
2381         if (FileName(fname).exists()) {
2382                 docstring const file = makeDisplayPath(fname.absFileName(), 30);
2383                 docstring text = bformat(_("The document %1$s already "
2384                                            "exists.\n\nDo you want to "
2385                                            "overwrite that document?"),
2386                                          file);
2387                 int const ret = Alert::prompt(_("Overwrite document?"),
2388                         text, 0, 2, _("&Overwrite"), _("&Rename"), _("&Cancel"));
2389                 switch (ret) {
2390                 case 0: break;
2391                 case 1: return exportBufferAs(b);
2392                 case 2: return false;
2393                 }
2394         }
2395
2396         FuncRequest cmd(LFUN_BUFFER_EXPORT, fmt_name + " " + fname.absFileName());
2397         DispatchResult dr;
2398         dispatch(cmd, dr);
2399         return dr.dispatched();
2400 }
2401
2402
2403 bool GuiView::saveBuffer(Buffer & b) {
2404         return saveBuffer(b, FileName());
2405 }
2406
2407
2408 bool GuiView::saveBuffer(Buffer & b, FileName const & fn)
2409 {
2410         if (workArea(b) && workArea(b)->inDialogMode())
2411                 return true;
2412
2413         if (fn.empty() && b.isUnnamed())
2414                         return renameBuffer(b, docstring());
2415
2416         bool success;
2417         if (fn.empty())
2418                 success = b.save();
2419         else
2420                 success = b.saveAs(fn);
2421
2422         if (success) {
2423                 theSession().lastFiles().add(b.fileName());
2424                 return true;
2425         }
2426
2427         // Switch to this Buffer.
2428         setBuffer(&b);
2429
2430         // FIXME: we don't tell the user *WHY* the save failed !!
2431         docstring const file = makeDisplayPath(b.absFileName(), 30);
2432         docstring text = bformat(_("The document %1$s could not be saved.\n\n"
2433                                    "Do you want to rename the document and "
2434                                    "try again?"), file);
2435         int const ret = Alert::prompt(_("Rename and save?"),
2436                 text, 0, 2, _("&Rename"), _("&Retry"), _("&Cancel"));
2437         switch (ret) {
2438         case 0:
2439                 if (!renameBuffer(b, docstring()))
2440                         return false;
2441                 break;
2442         case 1:
2443                 break;
2444         case 2:
2445                 return false;
2446         }
2447
2448         return saveBuffer(b);
2449 }
2450
2451
2452 bool GuiView::hideWorkArea(GuiWorkArea * wa)
2453 {
2454         return closeWorkArea(wa, false);
2455 }
2456
2457
2458 bool GuiView::closeWorkArea(GuiWorkArea * wa)
2459 {
2460         Buffer & buf = wa->bufferView().buffer();
2461         return closeWorkArea(wa, !buf.parent());
2462 }
2463
2464
2465 bool GuiView::closeBuffer()
2466 {
2467         GuiWorkArea * wa = currentMainWorkArea();
2468         setCurrentWorkArea(wa);
2469         Buffer & buf = wa->bufferView().buffer();
2470         return wa && closeWorkArea(wa, !buf.parent());
2471 }
2472
2473
2474 void GuiView::writeSession() const {
2475         GuiWorkArea const * active_wa = currentMainWorkArea();
2476         for (int i = 0; i < d.splitter_->count(); ++i) {
2477                 TabWorkArea * twa = d.tabWorkArea(i);
2478                 for (int j = 0; j < twa->count(); ++j) {
2479                         GuiWorkArea * wa = static_cast<GuiWorkArea *>(twa->widget(j));
2480                         Buffer & buf = wa->bufferView().buffer();
2481                         theSession().lastOpened().add(buf.fileName(), wa == active_wa);
2482                 }
2483         }
2484 }
2485
2486
2487 bool GuiView::closeBufferAll()
2488 {
2489         // Close the workareas in all other views
2490         QList<int> const ids = guiApp->viewIds();
2491         for (int i = 0; i != ids.size(); ++i) {
2492                 if (id_ != ids[i] && !guiApp->view(ids[i]).closeWorkAreaAll())
2493                         return false;
2494         }
2495
2496         // Close our own workareas
2497         if (!closeWorkAreaAll())
2498                 return false;
2499
2500         // Now close the hidden buffers. We prevent hidden buffers from being
2501         // dirty, so we can just close them.
2502         theBufferList().closeAll();
2503         return true;
2504 }
2505
2506
2507 bool GuiView::closeWorkAreaAll()
2508 {
2509         setCurrentWorkArea(currentMainWorkArea());
2510
2511         // We might be in a situation that there is still a tabWorkArea, but
2512         // there are no tabs anymore. This can happen when we get here after a
2513         // TabWorkArea::lastWorkAreaRemoved() signal. Therefore we count how
2514         // many TabWorkArea's have no documents anymore.
2515         int empty_twa = 0;
2516
2517         // We have to call count() each time, because it can happen that
2518         // more than one splitter will disappear in one iteration (bug 5998).
2519         for (; d.splitter_->count() > empty_twa; ) {
2520                 TabWorkArea * twa = d.tabWorkArea(empty_twa);
2521
2522                 if (twa->count() == 0)
2523                         ++empty_twa;
2524                 else {
2525                         setCurrentWorkArea(twa->currentWorkArea());
2526                         if (!closeTabWorkArea(twa))
2527                                 return false;
2528                 }
2529         }
2530         return true;
2531 }
2532
2533
2534 bool GuiView::closeWorkArea(GuiWorkArea * wa, bool close_buffer)
2535 {
2536         if (!wa)
2537                 return false;
2538
2539         Buffer & buf = wa->bufferView().buffer();
2540
2541         if (close_buffer && GuiViewPrivate::busyBuffers.contains(&buf)) {
2542                 Alert::warning(_("Close document"),
2543                         _("Document could not be closed because it is being processed by LyX."));
2544                 return false;
2545         }
2546
2547         if (close_buffer)
2548                 return closeBuffer(buf);
2549         else {
2550                 if (!inMultiTabs(wa))
2551                         if (!saveBufferIfNeeded(buf, true))
2552                                 return false;
2553                 removeWorkArea(wa);
2554                 return true;
2555         }
2556 }
2557
2558
2559 bool GuiView::closeBuffer(Buffer & buf)
2560 {
2561         // If we are in a close_event all children will be closed in some time,
2562         // so no need to do it here. This will ensure that the children end up
2563         // in the session file in the correct order. If we close the master
2564         // buffer, we can close or release the child buffers here too.
2565         bool success = true;
2566         if (!closing_) {
2567                 ListOfBuffers clist = buf.getChildren();
2568                 ListOfBuffers::const_iterator it = clist.begin();
2569                 ListOfBuffers::const_iterator const bend = clist.end();
2570                 for (; it != bend; ++it) {
2571                         // If a child is dirty, do not close
2572                         // without user intervention
2573                         //FIXME: should we look in other tabworkareas?
2574                         Buffer * child_buf = *it;
2575                         GuiWorkArea * child_wa = workArea(*child_buf);
2576                         if (child_wa) {
2577                                 if (!closeWorkArea(child_wa, true)) {
2578                                         success = false;
2579                                         break;
2580                                 }
2581                         } else
2582                                 theBufferList().releaseChild(&buf, child_buf);
2583                 }
2584         }
2585         if (success) {
2586                 // goto bookmark to update bookmark pit.
2587                 //FIXME: we should update only the bookmarks related to this buffer!
2588                 LYXERR(Debug::DEBUG, "GuiView::closeBuffer()");
2589                 for (size_t i = 0; i < theSession().bookmarks().size(); ++i)
2590                         guiApp->gotoBookmark(i+1, false, false);
2591
2592                 if (saveBufferIfNeeded(buf, false)) {
2593                         buf.removeAutosaveFile();
2594                         theBufferList().release(&buf);
2595                         return true;
2596                 }
2597         }
2598         // open all children again to avoid a crash because of dangling
2599         // pointers (bug 6603)
2600         buf.updateBuffer();
2601         return false;
2602 }
2603
2604
2605 bool GuiView::closeTabWorkArea(TabWorkArea * twa)
2606 {
2607         while (twa == d.currentTabWorkArea()) {
2608                 twa->setCurrentIndex(twa->count()-1);
2609
2610                 GuiWorkArea * wa = twa->currentWorkArea();
2611                 Buffer & b = wa->bufferView().buffer();
2612
2613                 // We only want to close the buffer if the same buffer is not visible
2614                 // in another view, and if this is not a child and if we are closing
2615                 // a view (not a tabgroup).
2616                 bool const close_buffer =
2617                         !inOtherView(b) && !b.parent() && closing_;
2618
2619                 if (!closeWorkArea(wa, close_buffer))
2620                         return false;
2621         }
2622         return true;
2623 }
2624
2625
2626 bool GuiView::saveBufferIfNeeded(Buffer & buf, bool hiding)
2627 {
2628         if (buf.isClean() || buf.paragraphs().empty())
2629                 return true;
2630
2631         // Switch to this Buffer.
2632         setBuffer(&buf);
2633
2634         docstring file;
2635         // FIXME: Unicode?
2636         if (buf.isUnnamed())
2637                 file = from_utf8(buf.fileName().onlyFileName());
2638         else
2639                 file = buf.fileName().displayName(30);
2640
2641         // Bring this window to top before asking questions.
2642         raise();
2643         activateWindow();
2644
2645         int ret;
2646         if (hiding && buf.isUnnamed()) {
2647                 docstring const text = bformat(_("The document %1$s has not been "
2648                                                  "saved yet.\n\nDo you want to save "
2649                                                  "the document?"), file);
2650                 ret = Alert::prompt(_("Save new document?"),
2651                         text, 0, 1, _("&Save"), _("&Cancel"));
2652                 if (ret == 1)
2653                         ++ret;
2654         } else {
2655                 docstring const text = bformat(_("The document %1$s has unsaved changes."
2656                         "\n\nDo you want to save the document or discard the changes?"), file);
2657                 ret = Alert::prompt(_("Save changed document?"),
2658                         text, 0, 2, _("&Save"), _("&Discard"), _("&Cancel"));
2659         }
2660
2661         switch (ret) {
2662         case 0:
2663                 if (!saveBuffer(buf))
2664                         return false;
2665                 break;
2666         case 1:
2667                 // If we crash after this we could have no autosave file
2668                 // but I guess this is really improbable (Jug).
2669                 // Sometimes improbable things happen:
2670                 // - see bug http://www.lyx.org/trac/ticket/6587 (ps)
2671                 // buf.removeAutosaveFile();
2672                 if (hiding)
2673                         // revert all changes
2674                         reloadBuffer(buf);
2675                 buf.markClean();
2676                 break;
2677         case 2:
2678                 return false;
2679         }
2680         return true;
2681 }
2682
2683
2684 bool GuiView::inMultiTabs(GuiWorkArea * wa)
2685 {
2686         Buffer & buf = wa->bufferView().buffer();
2687
2688         for (int i = 0; i != d.splitter_->count(); ++i) {
2689                 GuiWorkArea * wa_ = d.tabWorkArea(i)->workArea(buf);
2690                 if (wa_ && wa_ != wa)
2691                         return true;
2692         }
2693         return inOtherView(buf);
2694 }
2695
2696
2697 bool GuiView::inOtherView(Buffer & buf)
2698 {
2699         QList<int> const ids = guiApp->viewIds();
2700
2701         for (int i = 0; i != ids.size(); ++i) {
2702                 if (id_ == ids[i])
2703                         continue;
2704
2705                 if (guiApp->view(ids[i]).workArea(buf))
2706                         return true;
2707         }
2708         return false;
2709 }
2710
2711
2712 void GuiView::gotoNextOrPreviousBuffer(NextOrPrevious np)
2713 {
2714         if (!documentBufferView())
2715                 return;
2716
2717         if (TabWorkArea * twa = d.currentTabWorkArea()) {
2718                 Buffer * const curbuf = &documentBufferView()->buffer();
2719                 int nwa = twa->count();
2720                 for (int i = 0; i < nwa; ++i) {
2721                         if (&workArea(i)->bufferView().buffer() == curbuf) {
2722                                 int next_index;
2723                                 if (np == NEXTBUFFER)
2724                                         next_index = (i == nwa - 1 ? 0 : i + 1);
2725                                 else
2726                                         next_index = (i == 0 ? nwa - 1 : i - 1);
2727                                 setBuffer(&workArea(next_index)->bufferView().buffer());
2728                                 break;
2729                         }
2730                 }
2731         }
2732 }
2733
2734
2735 /// make sure the document is saved
2736 static bool ensureBufferClean(Buffer * buffer)
2737 {
2738         LASSERT(buffer, return false);
2739         if (buffer->isClean() && !buffer->isUnnamed())
2740                 return true;
2741
2742         docstring const file = buffer->fileName().displayName(30);
2743         docstring title;
2744         docstring text;
2745         if (!buffer->isUnnamed()) {
2746                 text = bformat(_("The document %1$s has unsaved "
2747                                                  "changes.\n\nDo you want to save "
2748                                                  "the document?"), file);
2749                 title = _("Save changed document?");
2750
2751         } else {
2752                 text = bformat(_("The document %1$s has not been "
2753                                                  "saved yet.\n\nDo you want to save "
2754                                                  "the document?"), file);
2755                 title = _("Save new document?");
2756         }
2757         int const ret = Alert::prompt(title, text, 0, 1, _("&Save"), _("&Cancel"));
2758
2759         if (ret == 0)
2760                 dispatch(FuncRequest(LFUN_BUFFER_WRITE));
2761
2762         return buffer->isClean() && !buffer->isUnnamed();
2763 }
2764
2765
2766 bool GuiView::reloadBuffer(Buffer & buf)
2767 {
2768         Buffer::ReadStatus status = buf.reload();
2769         return status == Buffer::ReadSuccess;
2770 }
2771
2772
2773 void GuiView::checkExternallyModifiedBuffers()
2774 {
2775         BufferList::iterator bit = theBufferList().begin();
2776         BufferList::iterator const bend = theBufferList().end();
2777         for (; bit != bend; ++bit) {
2778                 Buffer * buf = *bit;
2779                 if (buf->fileName().exists()
2780                         && buf->isExternallyModified(Buffer::checksum_method)) {
2781                         docstring text = bformat(_("Document \n%1$s\n has been externally modified."
2782                                         " Reload now? Any local changes will be lost."),
2783                                         from_utf8(buf->absFileName()));
2784                         int const ret = Alert::prompt(_("Reload externally changed document?"),
2785                                                 text, 0, 1, _("&Reload"), _("&Cancel"));
2786                         if (!ret)
2787                                 reloadBuffer(*buf);
2788                 }
2789         }
2790 }
2791
2792
2793 void GuiView::dispatchVC(FuncRequest const & cmd, DispatchResult & dr)
2794 {
2795         Buffer * buffer = documentBufferView()
2796                 ? &(documentBufferView()->buffer()) : 0;
2797
2798         switch (cmd.action()) {
2799         case LFUN_VC_REGISTER:
2800                 if (!buffer || !ensureBufferClean(buffer))
2801                         break;
2802                 if (!buffer->lyxvc().inUse()) {
2803                         if (buffer->lyxvc().registrer()) {
2804                                 reloadBuffer(*buffer);
2805                                 dr.suppressMessageUpdate();
2806                         }
2807                 }
2808                 break;
2809
2810         case LFUN_VC_CHECK_IN:
2811                 if (!buffer || !ensureBufferClean(buffer))
2812                         break;
2813                 if (buffer->lyxvc().inUse() && !buffer->isReadonly()) {
2814                         dr.setMessage(buffer->lyxvc().checkIn());
2815                         if (!dr.message().empty())
2816                                 reloadBuffer(*buffer);
2817                 }
2818                 break;
2819
2820         case LFUN_VC_CHECK_OUT:
2821                 if (!buffer || !ensureBufferClean(buffer))
2822                         break;
2823                 if (buffer->lyxvc().inUse()) {
2824                         dr.setMessage(buffer->lyxvc().checkOut());
2825                         reloadBuffer(*buffer);
2826                 }
2827                 break;
2828
2829         case LFUN_VC_LOCKING_TOGGLE:
2830                 LASSERT(buffer, return);
2831                 if (!ensureBufferClean(buffer) || buffer->isReadonly())
2832                         break;
2833                 if (buffer->lyxvc().inUse()) {
2834                         string res = buffer->lyxvc().lockingToggle();
2835                         if (res.empty()) {
2836                                 frontend::Alert::error(_("Revision control error."),
2837                                 _("Error when setting the locking property."));
2838                         } else {
2839                                 dr.setMessage(res);
2840                                 reloadBuffer(*buffer);
2841                         }
2842                 }
2843                 break;
2844
2845         case LFUN_VC_REVERT:
2846                 LASSERT(buffer, return);
2847                 if (buffer->lyxvc().revert()) {
2848                         reloadBuffer(*buffer);
2849                         dr.suppressMessageUpdate();
2850                 }
2851                 break;
2852
2853         case LFUN_VC_UNDO_LAST:
2854                 LASSERT(buffer, return);
2855                 buffer->lyxvc().undoLast();
2856                 reloadBuffer(*buffer);
2857                 dr.suppressMessageUpdate();
2858                 break;
2859
2860         case LFUN_VC_REPO_UPDATE:
2861                 LASSERT(buffer, return);
2862                 if (ensureBufferClean(buffer)) {
2863                         dr.setMessage(buffer->lyxvc().repoUpdate());
2864                         checkExternallyModifiedBuffers();
2865                 }
2866                 break;
2867
2868         case LFUN_VC_COMMAND: {
2869                 string flag = cmd.getArg(0);
2870                 if (buffer && contains(flag, 'R') && !ensureBufferClean(buffer))
2871                         break;
2872                 docstring message;
2873                 if (contains(flag, 'M')) {
2874                         if (!Alert::askForText(message, _("LyX VC: Log Message")))
2875                                 break;
2876                 }
2877                 string path = cmd.getArg(1);
2878                 if (contains(path, "$$p") && buffer)
2879                         path = subst(path, "$$p", buffer->filePath());
2880                 LYXERR(Debug::LYXVC, "Directory: " << path);
2881                 FileName pp(path);
2882                 if (!pp.isReadableDirectory()) {
2883                         lyxerr << _("Directory is not accessible.") << endl;
2884                         break;
2885                 }
2886                 support::PathChanger p(pp);
2887
2888                 string command = cmd.getArg(2);
2889                 if (command.empty())
2890                         break;
2891                 if (buffer) {
2892                         command = subst(command, "$$i", buffer->absFileName());
2893                         command = subst(command, "$$p", buffer->filePath());
2894                 }
2895                 command = subst(command, "$$m", to_utf8(message));
2896                 LYXERR(Debug::LYXVC, "Command: " << command);
2897                 Systemcall one;
2898                 one.startscript(Systemcall::Wait, command);
2899
2900                 if (!buffer)
2901                         break;
2902                 if (contains(flag, 'I'))
2903                         buffer->markDirty();
2904                 if (contains(flag, 'R'))
2905                         reloadBuffer(*buffer);
2906
2907                 break;
2908                 }
2909
2910         case LFUN_VC_COMPARE: {
2911
2912                 if (cmd.argument().empty()) {
2913                         lyx::dispatch(FuncRequest(LFUN_DIALOG_SHOW, "comparehistory"));
2914                         break;
2915                 }
2916
2917                 string rev1 = cmd.getArg(0);
2918                 string f1, f2;
2919
2920                 // f1
2921                 if (!buffer->lyxvc().prepareFileRevision(rev1, f1))
2922                         break;
2923
2924                 if (isStrInt(rev1) && convert<int>(rev1) <= 0) {
2925                         f2 = buffer->absFileName();
2926                 } else {
2927                         string rev2 = cmd.getArg(1);
2928                         if (rev2.empty())
2929                                 break;
2930                         // f2
2931                         if (!buffer->lyxvc().prepareFileRevision(rev2, f2))
2932                                 break;
2933                 }
2934
2935                 LYXERR(Debug::LYXVC, "Launching comparison for fetched revisions:\n" <<
2936                                         f1 << "\n"  << f2 << "\n" );
2937                 string par = "compare run " + quoteName(f1) + " " + quoteName(f2);
2938                 lyx::dispatch(FuncRequest(LFUN_DIALOG_SHOW, par));
2939                 break;
2940         }
2941
2942         default:
2943                 break;
2944         }
2945 }
2946
2947
2948 void GuiView::openChildDocument(string const & fname)
2949 {
2950         LASSERT(documentBufferView(), return);
2951         Buffer & buffer = documentBufferView()->buffer();
2952         FileName const filename = support::makeAbsPath(fname, buffer.filePath());
2953         documentBufferView()->saveBookmark(false);
2954         Buffer * child = 0;
2955         if (theBufferList().exists(filename)) {
2956                 child = theBufferList().getBuffer(filename);
2957                 setBuffer(child);
2958         } else {
2959                 message(bformat(_("Opening child document %1$s..."),
2960                         makeDisplayPath(filename.absFileName())));
2961                 child = loadDocument(filename, false);
2962         }
2963         // Set the parent name of the child document.
2964         // This makes insertion of citations and references in the child work,
2965         // when the target is in the parent or another child document.
2966         if (child)
2967                 child->setParent(&buffer);
2968 }
2969
2970
2971 bool GuiView::goToFileRow(string const & argument)
2972 {
2973         string file_name;
2974         int row;
2975         size_t i = argument.find_last_of(' ');
2976         if (i != string::npos) {
2977                 file_name = os::internal_path(trim(argument.substr(0, i)));
2978                 istringstream is(argument.substr(i + 1));
2979                 is >> row;
2980                 if (is.fail())
2981                         i = string::npos;
2982         }
2983         if (i == string::npos) {
2984                 LYXERR0("Wrong argument: " << argument);
2985                 return false;
2986         }
2987         Buffer * buf = 0;
2988         string const abstmp = package().temp_dir().absFileName();
2989         string const realtmp = package().temp_dir().realPath();
2990         // We have to use os::path_prefix_is() here, instead of
2991         // simply prefixIs(), because the file name comes from
2992         // an external application and may need case adjustment.
2993         if (os::path_prefix_is(file_name, abstmp, os::CASE_ADJUSTED)
2994                 || os::path_prefix_is(file_name, realtmp, os::CASE_ADJUSTED)) {
2995                 // Needed by inverse dvi search. If it is a file
2996                 // in tmpdir, call the apropriated function.
2997                 // If tmpdir is a symlink, we may have the real
2998                 // path passed back, so we correct for that.
2999                 if (!prefixIs(file_name, abstmp))
3000                         file_name = subst(file_name, realtmp, abstmp);
3001                 buf = theBufferList().getBufferFromTmp(file_name);
3002         } else {
3003                 // Must replace extension of the file to be .lyx
3004                 // and get full path
3005                 FileName const s = fileSearch(string(),
3006                                                   support::changeExtension(file_name, ".lyx"), "lyx");
3007                 // Either change buffer or load the file
3008                 if (theBufferList().exists(s))
3009                         buf = theBufferList().getBuffer(s);
3010                 else if (s.exists()) {
3011                         buf = loadDocument(s);
3012                         if (!buf)
3013                                 return false;
3014                 } else {
3015                         message(bformat(
3016                                         _("File does not exist: %1$s"),
3017                                         makeDisplayPath(file_name)));
3018                         return false;
3019                 }
3020         }
3021         if (!buf) {
3022                 message(bformat(
3023                         _("No buffer for file: %1$s."),
3024                         makeDisplayPath(file_name))
3025                 );
3026                 return false;
3027         }
3028         setBuffer(buf);
3029         documentBufferView()->setCursorFromRow(row);
3030         return true;
3031 }
3032
3033
3034 #if (QT_VERSION >= 0x040400)
3035 template<class T>
3036 Buffer::ExportStatus GuiView::GuiViewPrivate::runAndDestroy(const T& func, Buffer const * orig, Buffer * clone, string const & format)
3037 {
3038         Buffer::ExportStatus const status = func(format);
3039
3040         // the cloning operation will have produced a clone of the entire set of
3041         // documents, starting from the master. so we must delete those.
3042         Buffer * mbuf = const_cast<Buffer *>(clone->masterBuffer());
3043         delete mbuf;
3044         busyBuffers.remove(orig);
3045         return status;
3046 }
3047
3048
3049 Buffer::ExportStatus GuiView::GuiViewPrivate::compileAndDestroy(Buffer const * orig, Buffer * clone, string const & format)
3050 {
3051         Buffer::ExportStatus (Buffer::* mem_func)(std::string const &, bool) const = &Buffer::doExport;
3052         return runAndDestroy(bind(mem_func, clone, _1, true), orig, clone, format);
3053 }
3054
3055
3056 Buffer::ExportStatus GuiView::GuiViewPrivate::exportAndDestroy(Buffer const * orig, Buffer * clone, string const & format)
3057 {
3058         Buffer::ExportStatus (Buffer::* mem_func)(std::string const &, bool) const = &Buffer::doExport;
3059         return runAndDestroy(bind(mem_func, clone, _1, false), orig, clone, format);
3060 }
3061
3062
3063 Buffer::ExportStatus GuiView::GuiViewPrivate::previewAndDestroy(Buffer const * orig, Buffer * clone, string const & format)
3064 {
3065         Buffer::ExportStatus (Buffer::* mem_func)(std::string const &) const = &Buffer::preview;
3066         return runAndDestroy(bind(mem_func, clone, _1), orig, clone, format);
3067 }
3068
3069 #else
3070
3071 // not used, but the linker needs them
3072
3073 Buffer::ExportStatus GuiView::GuiViewPrivate::compileAndDestroy(
3074                 Buffer const *, Buffer *, string const &)
3075 {
3076         return Buffer::ExportSuccess;
3077 }
3078
3079
3080 Buffer::ExportStatus GuiView::GuiViewPrivate::exportAndDestroy(
3081                 Buffer const *, Buffer *, string const &)
3082 {
3083         return Buffer::ExportSuccess;
3084 }
3085
3086
3087 Buffer::ExportStatus GuiView::GuiViewPrivate::previewAndDestroy(
3088                 Buffer const *, Buffer *, string const &)
3089 {
3090         return Buffer::ExportSuccess;
3091 }
3092
3093 #endif
3094
3095
3096 bool GuiView::GuiViewPrivate::asyncBufferProcessing(
3097                            string const & argument,
3098                            Buffer const * used_buffer,
3099                            docstring const & msg,
3100                            Buffer::ExportStatus (*asyncFunc)(Buffer const *, Buffer *, string const &),
3101                            Buffer::ExportStatus (Buffer::*syncFunc)(string const &, bool) const,
3102                            Buffer::ExportStatus (Buffer::*previewFunc)(string const &) const)
3103 {
3104         if (!used_buffer)
3105                 return false;
3106
3107         string format = argument;
3108         if (format.empty())
3109                 format = used_buffer->params().getDefaultOutputFormat();
3110         processing_format = format;
3111 #if EXPORT_in_THREAD && (QT_VERSION >= 0x040400)
3112         if (!msg.empty()) {
3113                 progress_->clearMessages();
3114                 gv_->message(msg);
3115         }
3116         GuiViewPrivate::busyBuffers.insert(used_buffer);
3117         Buffer * cloned_buffer = used_buffer->cloneFromMaster();
3118         if (!cloned_buffer) {
3119                 Alert::error(_("Export Error"),
3120                              _("Error cloning the Buffer."));
3121                 return false;
3122         }
3123         QFuture<Buffer::ExportStatus> f = QtConcurrent::run(
3124                                 asyncFunc,
3125                                 used_buffer,
3126                                 cloned_buffer,
3127                                 format);
3128         setPreviewFuture(f);
3129         last_export_format = used_buffer->params().bufferFormat();
3130         (void) syncFunc;
3131         (void) previewFunc;
3132         // We are asynchronous, so we don't know here anything about the success
3133         return true;
3134 #else
3135         Buffer::ExportStatus status;
3136         if (syncFunc) {
3137                 // TODO check here if it breaks exporting with Qt < 4.4
3138                 status = (used_buffer->*syncFunc)(format, true);
3139         } else if (previewFunc) {
3140                 status = (used_buffer->*previewFunc)(format);
3141         } else
3142                 return false;
3143         handleExportStatus(gv_, status, format);
3144         (void) asyncFunc;
3145         return (status == Buffer::ExportSuccess
3146                         || status == Buffer::PreviewSuccess);
3147 #endif
3148 }
3149
3150 void GuiView::dispatchToBufferView(FuncRequest const & cmd, DispatchResult & dr)
3151 {
3152         BufferView * bv = currentBufferView();
3153         LASSERT(bv, /**/);
3154
3155         // Let the current BufferView dispatch its own actions.
3156         bv->dispatch(cmd, dr);
3157         if (dr.dispatched())
3158                 return;
3159
3160         // Try with the document BufferView dispatch if any.
3161         BufferView * doc_bv = documentBufferView();
3162         if (doc_bv && doc_bv != bv) {
3163                 doc_bv->dispatch(cmd, dr);
3164                 if (dr.dispatched())
3165                         return;
3166         }
3167
3168         // Then let the current Cursor dispatch its own actions.
3169         bv->cursor().dispatch(cmd);
3170
3171         // update completion. We do it here and not in
3172         // processKeySym to avoid another redraw just for a
3173         // changed inline completion
3174         if (cmd.origin() == FuncRequest::KEYBOARD) {
3175                 if (cmd.action() == LFUN_SELF_INSERT
3176                         || (cmd.action() == LFUN_ERT_INSERT && bv->cursor().inMathed()))
3177                         updateCompletion(bv->cursor(), true, true);
3178                 else if (cmd.action() == LFUN_CHAR_DELETE_BACKWARD)
3179                         updateCompletion(bv->cursor(), false, true);
3180                 else
3181                         updateCompletion(bv->cursor(), false, false);
3182         }
3183
3184         dr = bv->cursor().result();
3185 }
3186
3187
3188 void GuiView::dispatch(FuncRequest const & cmd, DispatchResult & dr)
3189 {
3190         BufferView * bv = currentBufferView();
3191         // By default we won't need any update.
3192         dr.screenUpdate(Update::None);
3193         // assume cmd will be dispatched
3194         dr.dispatched(true);
3195
3196         Buffer * doc_buffer = documentBufferView()
3197                 ? &(documentBufferView()->buffer()) : 0;
3198
3199         if (cmd.origin() == FuncRequest::TOC) {
3200                 GuiToc * toc = static_cast<GuiToc*>(findOrBuild("toc", false));
3201                 // FIXME: do we need to pass a DispatchResult object here?
3202                 toc->doDispatch(bv->cursor(), cmd);
3203                 return;
3204         }
3205
3206         string const argument = to_utf8(cmd.argument());
3207
3208         switch(cmd.action()) {
3209                 case LFUN_BUFFER_CHILD_OPEN:
3210                         openChildDocument(to_utf8(cmd.argument()));
3211                         break;
3212
3213                 case LFUN_BUFFER_IMPORT:
3214                         importDocument(to_utf8(cmd.argument()));
3215                         break;
3216
3217                 case LFUN_BUFFER_EXPORT: {
3218                         if (!doc_buffer)
3219                                 break;
3220                         // GCC only sees strfwd.h when building merged
3221                         if (::lyx::operator==(cmd.argument(), "custom")) {
3222                                 dispatch(FuncRequest(LFUN_DIALOG_SHOW, "sendto"), dr);
3223                                 break;
3224                         }
3225 #if QT_VERSION < 0x040400
3226                         if (!doc_buffer->doExport(argument, false)) {
3227                                 dr.setError(true);
3228                                 dr.setMessage(bformat(_("Error exporting to format: %1$s"),
3229                                         cmd.argument()));
3230                         }
3231 #else
3232                         /* TODO/Review: Is it a problem to also export the children?
3233                                         See the update_unincluded flag */
3234                         d.asyncBufferProcessing(argument,
3235                                                 doc_buffer,
3236                                                 _("Exporting ..."),
3237                                                 &GuiViewPrivate::exportAndDestroy,
3238                                                 &Buffer::doExport,
3239                                                 0);
3240                         // TODO Inform user about success
3241 #endif
3242                         break;
3243                 }
3244
3245                 case LFUN_BUFFER_EXPORT_AS:
3246                         LASSERT(doc_buffer, break);
3247                         exportBufferAs(*doc_buffer);
3248                         break;
3249
3250                 case LFUN_BUFFER_UPDATE: {
3251                         d.asyncBufferProcessing(argument,
3252                                                 doc_buffer,
3253                                                 _("Exporting ..."),
3254                                                 &GuiViewPrivate::compileAndDestroy,
3255                                                 &Buffer::doExport,
3256                                                 0);
3257                         break;
3258                 }
3259                 case LFUN_BUFFER_VIEW: {
3260                         d.asyncBufferProcessing(argument,
3261                                                 doc_buffer,
3262                                                 _("Previewing ..."),
3263                                                 &GuiViewPrivate::previewAndDestroy,
3264                                                 0,
3265                                                 &Buffer::preview);
3266                         break;
3267                 }
3268                 case LFUN_MASTER_BUFFER_UPDATE: {
3269                         d.asyncBufferProcessing(argument,
3270                                                 (doc_buffer ? doc_buffer->masterBuffer() : 0),
3271                                                 docstring(),
3272                                                 &GuiViewPrivate::compileAndDestroy,
3273                                                 &Buffer::doExport,
3274                                                 0);
3275                         break;
3276                 }
3277                 case LFUN_MASTER_BUFFER_VIEW: {
3278                         d.asyncBufferProcessing(argument,
3279                                                 (doc_buffer ? doc_buffer->masterBuffer() : 0),
3280                                                 docstring(),
3281                                                 &GuiViewPrivate::previewAndDestroy,
3282                                                 0, &Buffer::preview);
3283                         break;
3284                 }
3285                 case LFUN_BUFFER_SWITCH: {
3286                         string const file_name = to_utf8(cmd.argument());
3287                         if (!FileName::isAbsolute(file_name)) {
3288                                 dr.setError(true);
3289                                 dr.setMessage(_("Absolute filename expected."));
3290                                 break;
3291                         }
3292
3293                         Buffer * buffer = theBufferList().getBuffer(FileName(file_name));
3294                         if (!buffer) {
3295                                 dr.setError(true);
3296                                 dr.setMessage(_("Document not loaded"));
3297                                 break;
3298                         }
3299
3300                         // Do we open or switch to the buffer in this view ?
3301                         if (workArea(*buffer)
3302                                   || lyxrc.open_buffers_in_tabs || !documentBufferView()) {
3303                                 setBuffer(buffer);
3304                                 break;
3305                         }
3306
3307                         // Look for the buffer in other views
3308                         QList<int> const ids = guiApp->viewIds();
3309                         int i = 0;
3310                         for (; i != ids.size(); ++i) {
3311                                 GuiView & gv = guiApp->view(ids[i]);
3312                                 if (gv.workArea(*buffer)) {
3313                                         gv.activateWindow();
3314                                         gv.setBuffer(buffer);
3315                                         break;
3316                                 }
3317                         }
3318
3319                         // If necessary, open a new window as a last resort
3320                         if (i == ids.size()) {
3321                                 lyx::dispatch(FuncRequest(LFUN_WINDOW_NEW));
3322                                 lyx::dispatch(cmd);
3323                         }
3324                         break;
3325                 }
3326
3327                 case LFUN_BUFFER_NEXT:
3328                         gotoNextOrPreviousBuffer(NEXTBUFFER);
3329                         break;
3330
3331                 case LFUN_BUFFER_PREVIOUS:
3332                         gotoNextOrPreviousBuffer(PREVBUFFER);
3333                         break;
3334
3335                 case LFUN_COMMAND_EXECUTE: {
3336                         bool const show_it = cmd.argument() != "off";
3337                         // FIXME: this is a hack, "minibuffer" should not be
3338                         // hardcoded.
3339                         if (GuiToolbar * t = toolbar("minibuffer")) {
3340                                 t->setVisible(show_it);
3341                                 if (show_it && t->commandBuffer())
3342                                         t->commandBuffer()->setFocus();
3343                         }
3344                         break;
3345                 }
3346                 case LFUN_DROP_LAYOUTS_CHOICE:
3347                         d.layout_->showPopup();
3348                         break;
3349
3350                 case LFUN_MENU_OPEN:
3351                         if (QMenu * menu = guiApp->menus().menu(toqstr(cmd.argument()), *this))
3352                                 menu->exec(QCursor::pos());
3353                         break;
3354
3355                 case LFUN_FILE_INSERT:
3356                         insertLyXFile(cmd.argument());
3357                         break;
3358
3359                 case LFUN_FILE_INSERT_PLAINTEXT:
3360                 case LFUN_FILE_INSERT_PLAINTEXT_PARA: {
3361                         bool const as_paragraph = (cmd.action() == LFUN_FILE_INSERT_PLAINTEXT_PARA);
3362                         string const fname = to_utf8(cmd.argument());
3363                         if (!fname.empty() && !FileName::isAbsolute(fname)) {
3364                                 dr.setMessage(_("Absolute filename expected."));
3365                                 break;
3366                         }
3367
3368                         FileName filename(fname);
3369                         if (fname.empty()) {
3370                                 FileDialog dlg(qt_("Select file to insert"), (as_paragraph ?
3371                                         LFUN_FILE_INSERT_PLAINTEXT_PARA : LFUN_FILE_INSERT_PLAINTEXT));
3372
3373                                 FileDialog::Result result = dlg.open(toqstr(bv->buffer().filePath()),
3374                                         QStringList(qt_("All Files (*)")));
3375
3376                                 if (result.first == FileDialog::Later || result.second.isEmpty()) {
3377                                         dr.setMessage(_("Canceled."));
3378                                         break;
3379                                 }
3380
3381                                 filename.set(fromqstr(result.second));
3382                         }
3383
3384                         if (bv) {
3385                                 FuncRequest const new_cmd(cmd, filename.absoluteFilePath());
3386                                 bv->dispatch(new_cmd, dr);
3387                         }
3388                         break;
3389                 }
3390
3391                 case LFUN_BUFFER_RELOAD: {
3392                         LASSERT(doc_buffer, break);
3393
3394                         int ret = 0;
3395                         if (!doc_buffer->isClean()) {
3396                                 docstring const file =
3397                                         makeDisplayPath(doc_buffer->absFileName(), 20);
3398                                 docstring text = bformat(_("Any changes will be lost. "
3399                                         "Are you sure you want to revert to the saved version "
3400                                         "of the document %1$s?"), file);
3401                                 ret = Alert::prompt(_("Revert to saved document?"),
3402                                         text, 1, 1, _("&Revert"), _("&Cancel"));
3403                         }
3404
3405                         if (ret == 0) {
3406                                 doc_buffer->markClean();
3407                                 reloadBuffer(*doc_buffer);
3408                                 dr.forceBufferUpdate();
3409                         }
3410                         break;
3411                 }
3412
3413                 case LFUN_BUFFER_WRITE:
3414                         LASSERT(doc_buffer, break);
3415                         saveBuffer(*doc_buffer);
3416                         break;
3417
3418                 case LFUN_BUFFER_WRITE_AS:
3419                         LASSERT(doc_buffer, break);
3420                         renameBuffer(*doc_buffer, cmd.argument());
3421                         break;
3422
3423                 case LFUN_BUFFER_WRITE_ALL: {
3424                         Buffer * first = theBufferList().first();
3425                         if (!first)
3426                                 break;
3427                         message(_("Saving all documents..."));
3428                         // We cannot use a for loop as the buffer list cycles.
3429                         Buffer * b = first;
3430                         do {
3431                                 if (!b->isClean()) {
3432                                         saveBuffer(*b);
3433                                         LYXERR(Debug::ACTION, "Saved " << b->absFileName());
3434                                 }
3435                                 b = theBufferList().next(b);
3436                         } while (b != first);
3437                         dr.setMessage(_("All documents saved."));
3438                         break;
3439                 }
3440
3441                 case LFUN_BUFFER_CLOSE:
3442                         closeBuffer();
3443                         break;
3444
3445                 case LFUN_BUFFER_CLOSE_ALL:
3446                         closeBufferAll();
3447                         break;
3448
3449                 case LFUN_TOOLBAR_TOGGLE: {
3450                         string const name = cmd.getArg(0);
3451                         if (GuiToolbar * t = toolbar(name))
3452                                 t->toggle();
3453                         break;
3454                 }
3455
3456                 case LFUN_DIALOG_UPDATE: {
3457                         string const name = to_utf8(cmd.argument());
3458                         if (name == "prefs" || name == "document")
3459                                 updateDialog(name, string());
3460                         else if (name == "paragraph")
3461                                 lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
3462                         else if (currentBufferView()) {
3463                                 Inset * inset = currentBufferView()->editedInset(name);
3464                                 // Can only update a dialog connected to an existing inset
3465                                 if (inset) {
3466                                         // FIXME: get rid of this indirection; GuiView ask the inset
3467                                         // if he is kind enough to update itself...
3468                                         FuncRequest fr(LFUN_INSET_DIALOG_UPDATE, cmd.argument());
3469                                         //FIXME: pass DispatchResult here?
3470                                         inset->dispatch(currentBufferView()->cursor(), fr);
3471                                 }
3472                         }
3473                         break;
3474                 }
3475
3476                 case LFUN_DIALOG_TOGGLE: {
3477                         FuncCode const func_code = isDialogVisible(cmd.getArg(0))
3478                                 ? LFUN_DIALOG_HIDE : LFUN_DIALOG_SHOW;
3479                         dispatch(FuncRequest(func_code, cmd.argument()), dr);
3480                         break;
3481                 }
3482
3483                 case LFUN_DIALOG_DISCONNECT_INSET:
3484                         disconnectDialog(to_utf8(cmd.argument()));
3485                         break;
3486
3487                 case LFUN_DIALOG_HIDE: {
3488                         guiApp->hideDialogs(to_utf8(cmd.argument()), 0);
3489                         break;
3490                 }
3491
3492                 case LFUN_DIALOG_SHOW: {
3493                         string const name = cmd.getArg(0);
3494                         string data = trim(to_utf8(cmd.argument()).substr(name.size()));
3495
3496                         if (name == "character") {
3497                                 data = freefont2string();
3498                                 if (!data.empty())
3499                                         showDialog("character", data);
3500                         } else if (name == "latexlog") {
3501                                 Buffer::LogType type;
3502                                 string const logfile = doc_buffer->logName(&type);
3503                                 switch (type) {
3504                                 case Buffer::latexlog:
3505                                         data = "latex ";
3506                                         break;
3507                                 case Buffer::buildlog:
3508                                         data = "literate ";
3509                                         break;
3510                                 }
3511                                 data += Lexer::quoteString(logfile);
3512                                 showDialog("log", data);
3513                         } else if (name == "vclog") {
3514                                 string const data = "vc " +
3515                                         Lexer::quoteString(doc_buffer->lyxvc().getLogFile());
3516                                 showDialog("log", data);
3517                         } else if (name == "symbols") {
3518                                 data = bv->cursor().getEncoding()->name();
3519                                 if (!data.empty())
3520                                         showDialog("symbols", data);
3521                         // bug 5274
3522                         } else if (name == "prefs" && isFullScreen()) {
3523                                 lfunUiToggle("fullscreen");
3524                                 showDialog("prefs", data);
3525                         } else
3526                                 showDialog(name, data);
3527                         break;
3528                 }
3529
3530                 case LFUN_MESSAGE:
3531                         dr.setMessage(cmd.argument());
3532                         break;
3533
3534                 case LFUN_UI_TOGGLE: {
3535                         string arg = cmd.getArg(0);
3536                         if (!lfunUiToggle(arg)) {
3537                                 docstring const msg = "ui-toggle " + _("%1$s unknown command!");
3538                                 dr.setMessage(bformat(msg, from_utf8(arg)));
3539                         }
3540                         // Make sure the keyboard focus stays in the work area.
3541                         setFocus();
3542                         break;
3543                 }
3544
3545                 case LFUN_SPLIT_VIEW: {
3546                         LASSERT(doc_buffer, break);
3547                         string const orientation = cmd.getArg(0);
3548                         d.splitter_->setOrientation(orientation == "vertical"
3549                                 ? Qt::Vertical : Qt::Horizontal);
3550                         TabWorkArea * twa = addTabWorkArea();
3551                         GuiWorkArea * wa = twa->addWorkArea(*doc_buffer, *this);
3552                         setCurrentWorkArea(wa);
3553                         break;
3554                 }
3555                 case LFUN_CLOSE_TAB_GROUP:
3556                         if (TabWorkArea * twa = d.currentTabWorkArea()) {
3557                                 closeTabWorkArea(twa);
3558                                 d.current_work_area_ = 0;
3559                                 twa = d.currentTabWorkArea();
3560                                 // Switch to the next GuiWorkArea in the found TabWorkArea.
3561                                 if (twa) {
3562                                         // Make sure the work area is up to date.
3563                                         setCurrentWorkArea(twa->currentWorkArea());
3564                                 } else {
3565                                         setCurrentWorkArea(0);
3566                                 }
3567                         }
3568                         break;
3569
3570                 case LFUN_COMPLETION_INLINE:
3571                         if (d.current_work_area_)
3572                                 d.current_work_area_->completer().showInline();
3573                         break;
3574
3575                 case LFUN_COMPLETION_POPUP:
3576                         if (d.current_work_area_)
3577                                 d.current_work_area_->completer().showPopup();
3578                         break;
3579
3580
3581                 case LFUN_COMPLETION_COMPLETE:
3582                         if (d.current_work_area_)
3583                                 d.current_work_area_->completer().tab();
3584                         break;
3585
3586                 case LFUN_COMPLETION_CANCEL:
3587                         if (d.current_work_area_) {
3588                                 if (d.current_work_area_->completer().popupVisible())
3589                                         d.current_work_area_->completer().hidePopup();
3590                                 else
3591                                         d.current_work_area_->completer().hideInline();
3592                         }
3593                         break;
3594
3595                 case LFUN_COMPLETION_ACCEPT:
3596                         if (d.current_work_area_)
3597                                 d.current_work_area_->completer().activate();
3598                         break;
3599
3600                 case LFUN_BUFFER_ZOOM_IN:
3601                 case LFUN_BUFFER_ZOOM_OUT:
3602                         if (cmd.argument().empty()) {
3603                                 if (cmd.action() == LFUN_BUFFER_ZOOM_IN)
3604                                         lyxrc.zoom += 20;
3605                                 else
3606                                         lyxrc.zoom -= 20;
3607                         } else
3608                                 lyxrc.zoom += convert<int>(cmd.argument());
3609
3610                         if (lyxrc.zoom < 10)
3611                                 lyxrc.zoom = 10;
3612
3613                         // The global QPixmapCache is used in GuiPainter to cache text
3614                         // painting so we must reset it.
3615                         QPixmapCache::clear();
3616                         guiApp->fontLoader().update();
3617                         lyx::dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
3618                         break;
3619
3620                 case LFUN_VC_REGISTER:
3621                 case LFUN_VC_CHECK_IN:
3622                 case LFUN_VC_CHECK_OUT:
3623                 case LFUN_VC_REPO_UPDATE:
3624                 case LFUN_VC_LOCKING_TOGGLE:
3625                 case LFUN_VC_REVERT:
3626                 case LFUN_VC_UNDO_LAST:
3627                 case LFUN_VC_COMMAND:
3628                 case LFUN_VC_COMPARE:
3629                         dispatchVC(cmd, dr);
3630                         break;
3631
3632                 case LFUN_SERVER_GOTO_FILE_ROW:
3633                         goToFileRow(to_utf8(cmd.argument()));
3634                         break;
3635
3636                 case LFUN_FORWARD_SEARCH: {
3637                         Buffer const * doc_master = doc_buffer->masterBuffer();
3638                         FileName const path(doc_master->temppath());
3639                         string const texname = doc_master->isChild(doc_buffer)
3640                                 ? DocFileName(changeExtension(
3641                                         doc_buffer->absFileName(),
3642                                                 "tex")).mangledFileName()
3643                                 : doc_buffer->latexName();
3644                         string const mastername =
3645                                 removeExtension(doc_master->latexName());
3646                         FileName const dviname(addName(path.absFileName(),
3647                                         addExtension(mastername, "dvi")));
3648                         FileName const pdfname(addName(path.absFileName(),
3649                                         addExtension(mastername, "pdf")));
3650                         bool const have_dvi = dviname.exists();
3651                         bool const have_pdf = pdfname.exists();
3652                         if (!have_dvi && !have_pdf) {
3653                                 dr.setMessage(_("Please, preview the document first."));
3654                                 break;
3655                         }
3656                         string outname = dviname.onlyFileName();
3657                         string command = lyxrc.forward_search_dvi;
3658                         if (!have_dvi || (have_pdf &&
3659                             pdfname.lastModified() > dviname.lastModified())) {
3660                                 outname = pdfname.onlyFileName();
3661                                 command = lyxrc.forward_search_pdf;
3662                         }
3663
3664                         DocIterator tmpcur = bv->cursor();
3665                         // Leave math first
3666                         while (tmpcur.inMathed())
3667                                 tmpcur.pop_back();
3668                         int row = tmpcur.inMathed() ? 0 : doc_buffer->texrow().getRowFromIdPos(
3669                                                                 tmpcur.paragraph().id(), tmpcur.pos());
3670                         LYXERR(Debug::ACTION, "Forward search: row:" << row
3671                                 << " id:" << tmpcur.paragraph().id());
3672                         if (!row || command.empty()) {
3673                                 dr.setMessage(_("Couldn't proceed."));
3674                                 break;
3675                         }
3676                         string texrow = convert<string>(row);
3677
3678                         command = subst(command, "$$n", texrow);
3679                         command = subst(command, "$$t", texname);
3680                         command = subst(command, "$$o", outname);
3681
3682                         PathChanger p(path);
3683                         Systemcall one;
3684                         one.startscript(Systemcall::DontWait, command);
3685                         break;
3686                 }
3687                 default:
3688                         // The LFUN must be for one of BufferView, Buffer or Cursor;
3689                         // let's try that:
3690                         dispatchToBufferView(cmd, dr);
3691                         break;
3692         }
3693
3694         // Part of automatic menu appearance feature.
3695         if (isFullScreen()) {
3696                 if (menuBar()->isVisible() && lyxrc.full_screen_menubar)
3697                         menuBar()->hide();
3698                 if (statusBar()->isVisible())
3699                         statusBar()->hide();
3700         }
3701 }
3702
3703
3704 bool GuiView::lfunUiToggle(string const & ui_component)
3705 {
3706         if (ui_component == "scrollbar") {
3707                 // hide() is of no help
3708                 if (d.current_work_area_->verticalScrollBarPolicy() ==
3709                         Qt::ScrollBarAlwaysOff)
3710
3711                         d.current_work_area_->setVerticalScrollBarPolicy(
3712                                 Qt::ScrollBarAsNeeded);
3713                 else
3714                         d.current_work_area_->setVerticalScrollBarPolicy(
3715                                 Qt::ScrollBarAlwaysOff);
3716         } else if (ui_component == "statusbar") {
3717                 statusBar()->setVisible(!statusBar()->isVisible());
3718         } else if (ui_component == "menubar") {
3719                 menuBar()->setVisible(!menuBar()->isVisible());
3720         } else
3721 #if QT_VERSION >= 0x040300
3722         if (ui_component == "frame") {
3723                 int l, t, r, b;
3724                 getContentsMargins(&l, &t, &r, &b);
3725                 //are the frames in default state?
3726                 d.current_work_area_->setFrameStyle(QFrame::NoFrame);
3727                 if (l == 0) {
3728                         setContentsMargins(-2, -2, -2, -2);
3729                 } else {
3730                         setContentsMargins(0, 0, 0, 0);
3731                 }
3732         } else
3733 #endif
3734         if (ui_component == "fullscreen") {
3735                 toggleFullScreen();
3736         } else
3737                 return false;
3738         return true;
3739 }
3740
3741
3742 void GuiView::toggleFullScreen()
3743 {
3744         if (isFullScreen()) {
3745                 for (int i = 0; i != d.splitter_->count(); ++i)
3746                         d.tabWorkArea(i)->setFullScreen(false);
3747 #if QT_VERSION >= 0x040300
3748                 setContentsMargins(0, 0, 0, 0);
3749 #endif
3750                 setWindowState(windowState() ^ Qt::WindowFullScreen);
3751                 restoreLayout();
3752                 menuBar()->show();
3753                 statusBar()->show();
3754         } else {
3755                 // bug 5274
3756                 hideDialogs("prefs", 0);
3757                 for (int i = 0; i != d.splitter_->count(); ++i)
3758                         d.tabWorkArea(i)->setFullScreen(true);
3759 #if QT_VERSION >= 0x040300
3760                 setContentsMargins(-2, -2, -2, -2);
3761 #endif
3762                 saveLayout();
3763                 setWindowState(windowState() ^ Qt::WindowFullScreen);
3764                 statusBar()->hide();
3765                 if (lyxrc.full_screen_menubar)
3766                         menuBar()->hide();
3767                 if (lyxrc.full_screen_toolbars) {
3768                         ToolbarMap::iterator end = d.toolbars_.end();
3769                         for (ToolbarMap::iterator it = d.toolbars_.begin(); it != end; ++it)
3770                                 it->second->hide();
3771                 }
3772         }
3773
3774         // give dialogs like the TOC a chance to adapt
3775         updateDialogs();
3776 }
3777
3778
3779 Buffer const * GuiView::updateInset(Inset const * inset)
3780 {
3781         if (!inset)
3782                 return 0;
3783
3784         Buffer const * inset_buffer = &(inset->buffer());
3785
3786         for (int i = 0; i != d.splitter_->count(); ++i) {
3787                 GuiWorkArea * wa = d.tabWorkArea(i)->currentWorkArea();
3788                 if (!wa)
3789                         continue;
3790                 Buffer const * buffer = &(wa->bufferView().buffer());
3791                 if (inset_buffer == buffer)
3792                         wa->scheduleRedraw();
3793         }
3794         return inset_buffer;
3795 }
3796
3797
3798 void GuiView::restartCursor()
3799 {
3800         /* When we move around, or type, it's nice to be able to see
3801          * the cursor immediately after the keypress.
3802          */
3803         if (d.current_work_area_)
3804                 d.current_work_area_->startBlinkingCursor();
3805
3806         // Take this occasion to update the other GUI elements.
3807         updateDialogs();
3808         updateStatusBar();
3809 }
3810
3811
3812 void GuiView::updateCompletion(Cursor & cur, bool start, bool keep)
3813 {
3814         if (d.current_work_area_)
3815                 d.current_work_area_->completer().updateVisibility(cur, start, keep);
3816 }
3817
3818 namespace {
3819
3820 // This list should be kept in sync with the list of insets in
3821 // src/insets/Inset.cpp.  I.e., if a dialog goes with an inset, the
3822 // dialog should have the same name as the inset.
3823 // Changes should be also recorded in LFUN_DIALOG_SHOW doxygen
3824 // docs in LyXAction.cpp.
3825
3826 char const * const dialognames[] = {
3827
3828 "aboutlyx", "bibitem", "bibtex", "box", "branch", "changes", "character",
3829 "citation", "compare", "comparehistory", "document", "errorlist", "ert",
3830 "external", "file", "findreplace", "findreplaceadv", "float", "graphics",
3831 "href", "include", "index", "index_print", "info", "listings", "label", "line",
3832 "log", "mathdelimiter", "mathmatrix", "mathspace", "nomenclature",
3833 "nomencl_print", "note", "paragraph", "phantom", "prefs", "print", "ref",
3834 "sendto", "space", "spellchecker", "symbols", "tabular", "tabularcreate",
3835 "thesaurus", "texinfo", "toc", "view-source", "vspace", "wrap", "progress"};
3836
3837 char const * const * const end_dialognames =
3838         dialognames + (sizeof(dialognames) / sizeof(char *));
3839
3840 class cmpCStr {
3841 public:
3842         cmpCStr(char const * name) : name_(name) {}
3843         bool operator()(char const * other) {
3844                 return strcmp(other, name_) == 0;
3845         }
3846 private:
3847         char const * name_;
3848 };
3849
3850
3851 bool isValidName(string const & name)
3852 {
3853         return find_if(dialognames, end_dialognames,
3854                                 cmpCStr(name.c_str())) != end_dialognames;
3855 }
3856
3857 } // namespace anon
3858
3859
3860 void GuiView::resetDialogs()
3861 {
3862         // Make sure that no LFUN uses any GuiView.
3863         guiApp->setCurrentView(0);
3864         saveLayout();
3865         saveUISettings();
3866         menuBar()->clear();
3867         constructToolbars();
3868         guiApp->menus().fillMenuBar(menuBar(), this, false);
3869         d.layout_->updateContents(true);
3870         // Now update controls with current buffer.
3871         guiApp->setCurrentView(this);
3872         restoreLayout();
3873         restartCursor();
3874 }
3875
3876
3877 Dialog * GuiView::findOrBuild(string const & name, bool hide_it)
3878 {
3879         if (!isValidName(name))
3880                 return 0;
3881
3882         map<string, DialogPtr>::iterator it = d.dialogs_.find(name);
3883
3884         if (it != d.dialogs_.end()) {
3885                 if (hide_it)
3886                         it->second->hideView();
3887                 return it->second.get();
3888         }
3889
3890         Dialog * dialog = build(name);
3891         d.dialogs_[name].reset(dialog);
3892         if (lyxrc.allow_geometry_session)
3893                 dialog->restoreSession();
3894         if (hide_it)
3895                 dialog->hideView();
3896         return dialog;
3897 }
3898
3899
3900 void GuiView::showDialog(string const & name, string const & data,
3901         Inset * inset)
3902 {
3903         triggerShowDialog(toqstr(name), toqstr(data), inset);
3904 }
3905
3906
3907 void GuiView::doShowDialog(QString const & qname, QString const & qdata,
3908         Inset * inset)
3909 {
3910         if (d.in_show_)
3911                 return;
3912
3913         const string name = fromqstr(qname);
3914         const string data = fromqstr(qdata);
3915
3916         d.in_show_ = true;
3917         try {
3918                 Dialog * dialog = findOrBuild(name, false);
3919                 if (dialog) {
3920                         bool const visible = dialog->isVisibleView();
3921                         dialog->showData(data);
3922                         if (inset && currentBufferView())
3923                                 currentBufferView()->editInset(name, inset);
3924                         // We only set the focus to the new dialog if it was not yet
3925                         // visible in order not to change the existing previous behaviour
3926                         if (visible) {
3927                                 // activateWindow is needed for floating dockviews
3928                                 dialog->asQWidget()->raise();
3929                                 dialog->asQWidget()->activateWindow();
3930                                 dialog->asQWidget()->setFocus();
3931                         }
3932                 }
3933         }
3934         catch (ExceptionMessage const & ex) {
3935                 d.in_show_ = false;
3936                 throw ex;
3937         }
3938         d.in_show_ = false;
3939 }
3940
3941
3942 bool GuiView::isDialogVisible(string const & name) const
3943 {
3944         map<string, DialogPtr>::const_iterator it = d.dialogs_.find(name);
3945         if (it == d.dialogs_.end())
3946                 return false;
3947         return it->second.get()->isVisibleView() && !it->second.get()->isClosing();
3948 }
3949
3950
3951 void GuiView::hideDialog(string const & name, Inset * inset)
3952 {
3953         map<string, DialogPtr>::const_iterator it = d.dialogs_.find(name);
3954         if (it == d.dialogs_.end())
3955                 return;
3956
3957         if (inset) {
3958                 if (!currentBufferView())
3959                         return;
3960                 if (inset != currentBufferView()->editedInset(name))
3961                         return;
3962         }
3963
3964         Dialog * const dialog = it->second.get();
3965         if (dialog->isVisibleView())
3966                 dialog->hideView();
3967         if (currentBufferView())
3968                 currentBufferView()->editInset(name, 0);
3969 }
3970
3971
3972 void GuiView::disconnectDialog(string const & name)
3973 {
3974         if (!isValidName(name))
3975                 return;
3976         if (currentBufferView())
3977                 currentBufferView()->editInset(name, 0);
3978 }
3979
3980
3981 void GuiView::hideAll() const
3982 {
3983         map<string, DialogPtr>::const_iterator it  = d.dialogs_.begin();
3984         map<string, DialogPtr>::const_iterator end = d.dialogs_.end();
3985
3986         for(; it != end; ++it)
3987                 it->second->hideView();
3988 }
3989
3990
3991 void GuiView::updateDialogs()
3992 {
3993         map<string, DialogPtr>::const_iterator it  = d.dialogs_.begin();
3994         map<string, DialogPtr>::const_iterator end = d.dialogs_.end();
3995
3996         for(; it != end; ++it) {
3997                 Dialog * dialog = it->second.get();
3998                 if (dialog) {
3999                         if (dialog->needBufferOpen() && !documentBufferView())
4000                                 hideDialog(fromqstr(dialog->name()), 0);
4001                         else if (dialog->isVisibleView())
4002                                 dialog->checkStatus();
4003                 }
4004         }
4005         updateToolbars();
4006         updateLayoutList();
4007 }
4008
4009 Dialog * createDialog(GuiView & lv, string const & name);
4010
4011 // will be replaced by a proper factory...
4012 Dialog * createGuiAbout(GuiView & lv);
4013 Dialog * createGuiBibtex(GuiView & lv);
4014 Dialog * createGuiChanges(GuiView & lv);
4015 Dialog * createGuiCharacter(GuiView & lv);
4016 Dialog * createGuiCitation(GuiView & lv);
4017 Dialog * createGuiCompare(GuiView & lv);
4018 Dialog * createGuiCompareHistory(GuiView & lv);
4019 Dialog * createGuiDelimiter(GuiView & lv);
4020 Dialog * createGuiDocument(GuiView & lv);
4021 Dialog * createGuiErrorList(GuiView & lv);
4022 Dialog * createGuiExternal(GuiView & lv);
4023 Dialog * createGuiGraphics(GuiView & lv);
4024 Dialog * createGuiInclude(GuiView & lv);
4025 Dialog * createGuiIndex(GuiView & lv);
4026 Dialog * createGuiListings(GuiView & lv);
4027 Dialog * createGuiLog(GuiView & lv);
4028 Dialog * createGuiMathMatrix(GuiView & lv);
4029 Dialog * createGuiNote(GuiView & lv);
4030 Dialog * createGuiParagraph(GuiView & lv);
4031 Dialog * createGuiPhantom(GuiView & lv);
4032 Dialog * createGuiPreferences(GuiView & lv);
4033 Dialog * createGuiPrint(GuiView & lv);
4034 Dialog * createGuiPrintindex(GuiView & lv);
4035 Dialog * createGuiRef(GuiView & lv);
4036 Dialog * createGuiSearch(GuiView & lv);
4037 Dialog * createGuiSearchAdv(GuiView & lv);
4038 Dialog * createGuiSendTo(GuiView & lv);
4039 Dialog * createGuiShowFile(GuiView & lv);
4040 Dialog * createGuiSpellchecker(GuiView & lv);
4041 Dialog * createGuiSymbols(GuiView & lv);
4042 Dialog * createGuiTabularCreate(GuiView & lv);
4043 Dialog * createGuiTexInfo(GuiView & lv);
4044 Dialog * createGuiToc(GuiView & lv);
4045 Dialog * createGuiThesaurus(GuiView & lv);
4046 Dialog * createGuiViewSource(GuiView & lv);
4047 Dialog * createGuiWrap(GuiView & lv);
4048 Dialog * createGuiProgressView(GuiView & lv);
4049
4050
4051
4052 Dialog * GuiView::build(string const & name)
4053 {
4054         LASSERT(isValidName(name), return 0);
4055
4056         Dialog * dialog = createDialog(*this, name);
4057         if (dialog)
4058                 return dialog;
4059
4060         if (name == "aboutlyx")
4061                 return createGuiAbout(*this);
4062         if (name == "bibtex")
4063                 return createGuiBibtex(*this);
4064         if (name == "changes")
4065                 return createGuiChanges(*this);
4066         if (name == "character")
4067                 return createGuiCharacter(*this);
4068         if (name == "citation")
4069                 return createGuiCitation(*this);
4070         if (name == "compare")
4071                 return createGuiCompare(*this);
4072         if (name == "comparehistory")
4073                 return createGuiCompareHistory(*this);
4074         if (name == "document")
4075                 return createGuiDocument(*this);
4076         if (name == "errorlist")
4077                 return createGuiErrorList(*this);
4078         if (name == "external")
4079                 return createGuiExternal(*this);
4080         if (name == "file")
4081                 return createGuiShowFile(*this);
4082         if (name == "findreplace")
4083                 return createGuiSearch(*this);
4084         if (name == "findreplaceadv")
4085                 return createGuiSearchAdv(*this);
4086         if (name == "graphics")
4087                 return createGuiGraphics(*this);
4088         if (name == "include")
4089                 return createGuiInclude(*this);
4090         if (name == "index")
4091                 return createGuiIndex(*this);
4092         if (name == "index_print")
4093                 return createGuiPrintindex(*this);
4094         if (name == "listings")
4095                 return createGuiListings(*this);
4096         if (name == "log")
4097                 return createGuiLog(*this);
4098         if (name == "mathdelimiter")
4099                 return createGuiDelimiter(*this);
4100         if (name == "mathmatrix")
4101                 return createGuiMathMatrix(*this);
4102         if (name == "note")
4103                 return createGuiNote(*this);
4104         if (name == "paragraph")
4105                 return createGuiParagraph(*this);
4106         if (name == "phantom")
4107                 return createGuiPhantom(*this);
4108         if (name == "prefs")
4109                 return createGuiPreferences(*this);
4110         if (name == "print")
4111                 return createGuiPrint(*this);
4112         if (name == "ref")
4113                 return createGuiRef(*this);
4114         if (name == "sendto")
4115                 return createGuiSendTo(*this);
4116         if (name == "spellchecker")
4117                 return createGuiSpellchecker(*this);
4118         if (name == "symbols")
4119                 return createGuiSymbols(*this);
4120         if (name == "tabularcreate")
4121                 return createGuiTabularCreate(*this);
4122         if (name == "texinfo")
4123                 return createGuiTexInfo(*this);
4124         if (name == "thesaurus")
4125                 return createGuiThesaurus(*this);
4126         if (name == "toc")
4127                 return createGuiToc(*this);
4128         if (name == "view-source")
4129                 return createGuiViewSource(*this);
4130         if (name == "wrap")
4131                 return createGuiWrap(*this);
4132         if (name == "progress")
4133                 return createGuiProgressView(*this);
4134
4135         return 0;
4136 }
4137
4138
4139 } // namespace frontend
4140 } // namespace lyx
4141
4142 #include "moc_GuiView.cpp"