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.currentTabWorkArea();
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() && !doc_buffer->isReadonly();
1763                 else if (name == "vclog")
1764                         enable = doc_buffer->lyxvc().inUse();
1765                 break;
1766         }
1767
1768         case LFUN_DIALOG_UPDATE: {
1769                 string const name = cmd.getArg(0);
1770                 if (!buf)
1771                         enable = name == "prefs";
1772                 break;
1773         }
1774
1775         case LFUN_COMMAND_EXECUTE:
1776         case LFUN_MESSAGE:
1777         case LFUN_MENU_OPEN:
1778                 // Nothing to check.
1779                 break;
1780
1781         case LFUN_COMPLETION_INLINE:
1782                 if (!d.current_work_area_
1783                         || !d.current_work_area_->completer().inlinePossible(
1784                         currentBufferView()->cursor()))
1785                         enable = false;
1786                 break;
1787
1788         case LFUN_COMPLETION_POPUP:
1789                 if (!d.current_work_area_
1790                         || !d.current_work_area_->completer().popupPossible(
1791                         currentBufferView()->cursor()))
1792                         enable = false;
1793                 break;
1794
1795         case LFUN_COMPLETION_COMPLETE:
1796                 if (!d.current_work_area_
1797                         || !d.current_work_area_->completer().inlinePossible(
1798                         currentBufferView()->cursor()))
1799                         enable = false;
1800                 break;
1801
1802         case LFUN_COMPLETION_ACCEPT:
1803                 if (!d.current_work_area_
1804                         || (!d.current_work_area_->completer().popupVisible()
1805                         && !d.current_work_area_->completer().inlineVisible()
1806                         && !d.current_work_area_->completer().completionAvailable()))
1807                         enable = false;
1808                 break;
1809
1810         case LFUN_COMPLETION_CANCEL:
1811                 if (!d.current_work_area_
1812                         || (!d.current_work_area_->completer().popupVisible()
1813                         && !d.current_work_area_->completer().inlineVisible()))
1814                         enable = false;
1815                 break;
1816
1817         case LFUN_BUFFER_ZOOM_OUT:
1818                 enable = doc_buffer && lyxrc.zoom > 10;
1819                 break;
1820
1821         case LFUN_BUFFER_ZOOM_IN:
1822                 enable = doc_buffer;
1823                 break;
1824
1825         case LFUN_BUFFER_NEXT:
1826         case LFUN_BUFFER_PREVIOUS:
1827                 // FIXME: should we check is there is an previous or next buffer?
1828                 break;
1829         case LFUN_BUFFER_SWITCH:
1830                 // toggle on the current buffer, but do not toggle off
1831                 // the other ones (is that a good idea?)
1832                 if (doc_buffer
1833                         && to_utf8(cmd.argument()) == doc_buffer->absFileName())
1834                         flag.setOnOff(true);
1835                 break;
1836
1837         case LFUN_VC_REGISTER:
1838                 enable = doc_buffer && !doc_buffer->lyxvc().inUse();
1839                 break;
1840         case LFUN_VC_CHECK_IN:
1841                 enable = doc_buffer && doc_buffer->lyxvc().checkInEnabled();
1842                 break;
1843         case LFUN_VC_CHECK_OUT:
1844                 enable = doc_buffer && doc_buffer->lyxvc().checkOutEnabled();
1845                 break;
1846         case LFUN_VC_LOCKING_TOGGLE:
1847                 enable = doc_buffer && !doc_buffer->isReadonly()
1848                         && doc_buffer->lyxvc().lockingToggleEnabled();
1849                 flag.setOnOff(enable && doc_buffer->lyxvc().locking());
1850                 break;
1851         case LFUN_VC_REVERT:
1852                 enable = doc_buffer && doc_buffer->lyxvc().inUse() && !doc_buffer->isReadonly();
1853                 break;
1854         case LFUN_VC_UNDO_LAST:
1855                 enable = doc_buffer && doc_buffer->lyxvc().undoLastEnabled();
1856                 break;
1857         case LFUN_VC_REPO_UPDATE:
1858                 enable = doc_buffer && doc_buffer->lyxvc().repoUpdateEnabled();
1859                 break;
1860         case LFUN_VC_COMMAND: {
1861                 if (cmd.argument().empty())
1862                         enable = false;
1863                 if (!doc_buffer && contains(cmd.getArg(0), 'D'))
1864                         enable = false;
1865                 break;
1866         }
1867         case LFUN_VC_COMPARE:
1868                 enable = doc_buffer && doc_buffer->lyxvc().prepareFileRevisionEnabled();
1869                 break;
1870
1871         case LFUN_SERVER_GOTO_FILE_ROW:
1872                 break;
1873         case LFUN_FORWARD_SEARCH:
1874                 enable = !(lyxrc.forward_search_dvi.empty() && lyxrc.forward_search_pdf.empty());
1875                 break;
1876
1877         case LFUN_FILE_INSERT_PLAINTEXT:
1878         case LFUN_FILE_INSERT_PLAINTEXT_PARA:
1879                 enable = documentBufferView() && documentBufferView()->cursor().inTexted();
1880                 break;
1881
1882         default:
1883                 return false;
1884         }
1885
1886         if (!enable)
1887                 flag.setEnabled(false);
1888
1889         return true;
1890 }
1891
1892
1893 static FileName selectTemplateFile()
1894 {
1895         FileDialog dlg(qt_("Select template file"));
1896         dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
1897         dlg.setButton2(qt_("Templates|#T#t"), toqstr(lyxrc.template_path));
1898
1899         FileDialog::Result result = dlg.open(toqstr(lyxrc.template_path),
1900                                  QStringList(qt_("LyX Documents (*.lyx)")));
1901
1902         if (result.first == FileDialog::Later)
1903                 return FileName();
1904         if (result.second.isEmpty())
1905                 return FileName();
1906         return FileName(fromqstr(result.second));
1907 }
1908
1909
1910 Buffer * GuiView::loadDocument(FileName const & filename, bool tolastfiles)
1911 {
1912         setBusy(true);
1913
1914         Buffer * newBuffer = 0;
1915         try {
1916                 newBuffer = checkAndLoadLyXFile(filename);
1917         } catch (ExceptionMessage const & e) {
1918                 setBusy(false);
1919                 throw(e);
1920         }
1921         setBusy(false);
1922
1923         if (!newBuffer) {
1924                 message(_("Document not loaded."));
1925                 return 0;
1926         }
1927
1928         setBuffer(newBuffer);
1929         newBuffer->errors("Parse");
1930
1931         if (tolastfiles)
1932                 theSession().lastFiles().add(filename);
1933
1934         return newBuffer;
1935 }
1936
1937
1938 void GuiView::openDocument(string const & fname)
1939 {
1940         string initpath = lyxrc.document_path;
1941
1942         if (documentBufferView()) {
1943                 string const trypath = documentBufferView()->buffer().filePath();
1944                 // If directory is writeable, use this as default.
1945                 if (FileName(trypath).isDirWritable())
1946                         initpath = trypath;
1947         }
1948
1949         string filename;
1950
1951         if (fname.empty()) {
1952                 FileDialog dlg(qt_("Select document to open"), LFUN_FILE_OPEN);
1953                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
1954                 dlg.setButton2(qt_("Examples|#E#e"),
1955                                 toqstr(addPath(package().system_support().absFileName(), "examples")));
1956
1957                 QStringList filter(qt_("LyX Documents (*.lyx)"));
1958                 filter << qt_("LyX-1.3.x Documents (*.lyx13)")
1959                         << qt_("LyX-1.4.x Documents (*.lyx14)")
1960                         << qt_("LyX-1.5.x Documents (*.lyx15)")
1961                         << qt_("LyX-1.6.x Documents (*.lyx16)");
1962                 FileDialog::Result result =
1963                         dlg.open(toqstr(initpath), filter);
1964
1965                 if (result.first == FileDialog::Later)
1966                         return;
1967
1968                 filename = fromqstr(result.second);
1969
1970                 // check selected filename
1971                 if (filename.empty()) {
1972                         message(_("Canceled."));
1973                         return;
1974                 }
1975         } else
1976                 filename = fname;
1977
1978         // get absolute path of file and add ".lyx" to the filename if
1979         // necessary.
1980         FileName const fullname =
1981                         fileSearch(string(), filename, "lyx", support::may_not_exist);
1982         if (!fullname.empty())
1983                 filename = fullname.absFileName();
1984
1985         if (!fullname.onlyPath().isDirectory()) {
1986                 Alert::warning(_("Invalid filename"),
1987                                 bformat(_("The directory in the given path\n%1$s\ndoes not exist."),
1988                                 from_utf8(fullname.absFileName())));
1989                 return;
1990         }
1991
1992         // if the file doesn't exist and isn't already open (bug 6645),
1993         // let the user create one
1994         if (!fullname.exists() && !theBufferList().exists(fullname)) {
1995                 // the user specifically chose this name. Believe him.
1996                 Buffer * const b = newFile(filename, string(), true);
1997                 if (b)
1998                         setBuffer(b);
1999                 return;
2000         }
2001
2002         docstring const disp_fn = makeDisplayPath(filename);
2003         message(bformat(_("Opening document %1$s..."), disp_fn));
2004
2005         docstring str2;
2006         Buffer * buf = loadDocument(fullname);
2007         if (buf) {
2008                 str2 = bformat(_("Document %1$s opened."), disp_fn);
2009                 if (buf->lyxvc().inUse())
2010                         str2 += " " + from_utf8(buf->lyxvc().versionString()) +
2011                                 " " + _("Version control detected.");
2012         } else {
2013                 str2 = bformat(_("Could not open document %1$s"), disp_fn);
2014         }
2015         message(str2);
2016 }
2017
2018 // FIXME: clean that
2019 static bool import(GuiView * lv, FileName const & filename,
2020         string const & format, ErrorList & errorList)
2021 {
2022         FileName const lyxfile(support::changeExtension(filename.absFileName(), ".lyx"));
2023
2024         string loader_format;
2025         vector<string> loaders = theConverters().loaders();
2026         if (find(loaders.begin(), loaders.end(), format) == loaders.end()) {
2027                 for (vector<string>::const_iterator it = loaders.begin();
2028                          it != loaders.end(); ++it) {
2029                         if (!theConverters().isReachable(format, *it))
2030                                 continue;
2031
2032                         string const tofile =
2033                                 support::changeExtension(filename.absFileName(),
2034                                 formats.extension(*it));
2035                         if (!theConverters().convert(0, filename, FileName(tofile),
2036                                 filename, format, *it, errorList))
2037                                 return false;
2038                         loader_format = *it;
2039                         break;
2040                 }
2041                 if (loader_format.empty()) {
2042                         frontend::Alert::error(_("Couldn't import file"),
2043                                          bformat(_("No information for importing the format %1$s."),
2044                                          formats.prettyName(format)));
2045                         return false;
2046                 }
2047         } else
2048                 loader_format = format;
2049
2050         if (loader_format == "lyx") {
2051                 Buffer * buf = lv->loadDocument(lyxfile);
2052                 if (!buf)
2053                         return false;
2054         } else {
2055                 Buffer * const b = newFile(lyxfile.absFileName(), string(), true);
2056                 if (!b)
2057                         return false;
2058                 lv->setBuffer(b);
2059                 bool as_paragraphs = loader_format == "textparagraph";
2060                 string filename2 = (loader_format == format) ? filename.absFileName()
2061                         : support::changeExtension(filename.absFileName(),
2062                                           formats.extension(loader_format));
2063                 lv->currentBufferView()->insertPlaintextFile(FileName(filename2),
2064                         as_paragraphs);
2065                 guiApp->setCurrentView(lv);
2066                 lyx::dispatch(FuncRequest(LFUN_MARK_OFF));
2067         }
2068
2069         return true;
2070 }
2071
2072
2073 void GuiView::importDocument(string const & argument)
2074 {
2075         string format;
2076         string filename = split(argument, format, ' ');
2077
2078         LYXERR(Debug::INFO, format << " file: " << filename);
2079
2080         // need user interaction
2081         if (filename.empty()) {
2082                 string initpath = lyxrc.document_path;
2083                 if (documentBufferView()) {
2084                         string const trypath = documentBufferView()->buffer().filePath();
2085                         // If directory is writeable, use this as default.
2086                         if (FileName(trypath).isDirWritable())
2087                                 initpath = trypath;
2088                 }
2089
2090                 docstring const text = bformat(_("Select %1$s file to import"),
2091                         formats.prettyName(format));
2092
2093                 FileDialog dlg(toqstr(text), LFUN_BUFFER_IMPORT);
2094                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2095                 dlg.setButton2(qt_("Examples|#E#e"),
2096                         toqstr(addPath(package().system_support().absFileName(), "examples")));
2097
2098                 docstring filter = formats.prettyName(format);
2099                 filter += " (*.{";
2100                 // FIXME UNICODE
2101                 filter += from_utf8(formats.extensions(format));
2102                 filter += "})";
2103
2104                 FileDialog::Result result =
2105                         dlg.open(toqstr(initpath), fileFilters(toqstr(filter)));
2106
2107                 if (result.first == FileDialog::Later)
2108                         return;
2109
2110                 filename = fromqstr(result.second);
2111
2112                 // check selected filename
2113                 if (filename.empty())
2114                         message(_("Canceled."));
2115         }
2116
2117         if (filename.empty())
2118                 return;
2119
2120         // get absolute path of file
2121         FileName const fullname(support::makeAbsPath(filename));
2122
2123         FileName const lyxfile(support::changeExtension(fullname.absFileName(), ".lyx"));
2124
2125         // Check if the document already is open
2126         Buffer * buf = theBufferList().getBuffer(lyxfile);
2127         if (buf) {
2128                 setBuffer(buf);
2129                 if (!closeBuffer()) {
2130                         message(_("Canceled."));
2131                         return;
2132                 }
2133         }
2134
2135         docstring const displaypath = makeDisplayPath(lyxfile.absFileName(), 30);
2136
2137         // if the file exists already, and we didn't do
2138         // -i lyx thefile.lyx, warn
2139         if (lyxfile.exists() && fullname != lyxfile) {
2140
2141                 docstring text = bformat(_("The document %1$s already exists.\n\n"
2142                         "Do you want to overwrite that document?"), displaypath);
2143                 int const ret = Alert::prompt(_("Overwrite document?"),
2144                         text, 0, 1, _("&Overwrite"), _("&Cancel"));
2145
2146                 if (ret == 1) {
2147                         message(_("Canceled."));
2148                         return;
2149                 }
2150         }
2151
2152         message(bformat(_("Importing %1$s..."), displaypath));
2153         ErrorList errorList;
2154         if (import(this, fullname, format, errorList))
2155                 message(_("imported."));
2156         else
2157                 message(_("file not imported!"));
2158
2159         // FIXME (Abdel 12/08/06): Is there a need to display the error list here?
2160 }
2161
2162
2163 void GuiView::newDocument(string const & filename, bool from_template)
2164 {
2165         FileName initpath(lyxrc.document_path);
2166         if (documentBufferView()) {
2167                 FileName const trypath(documentBufferView()->buffer().filePath());
2168                 // If directory is writeable, use this as default.
2169                 if (trypath.isDirWritable())
2170                         initpath = trypath;
2171         }
2172
2173         string templatefile;
2174         if (from_template) {
2175                 templatefile = selectTemplateFile().absFileName();
2176                 if (templatefile.empty())
2177                         return;
2178         }
2179
2180         Buffer * b;
2181         if (filename.empty())
2182                 b = newUnnamedFile(initpath, to_utf8(_("newfile")), templatefile);
2183         else
2184                 b = newFile(filename, templatefile, true);
2185
2186         if (b)
2187                 setBuffer(b);
2188
2189         // If no new document could be created, it is unsure
2190         // whether there is a valid BufferView.
2191         if (currentBufferView())
2192                 // Ensure the cursor is correctly positioned on screen.
2193                 currentBufferView()->showCursor();
2194 }
2195
2196
2197 void GuiView::insertLyXFile(docstring const & fname)
2198 {
2199         BufferView * bv = documentBufferView();
2200         if (!bv)
2201                 return;
2202
2203         // FIXME UNICODE
2204         FileName filename(to_utf8(fname));
2205         if (filename.empty()) {
2206                 // Launch a file browser
2207                 // FIXME UNICODE
2208                 string initpath = lyxrc.document_path;
2209                 string const trypath = bv->buffer().filePath();
2210                 // If directory is writeable, use this as default.
2211                 if (FileName(trypath).isDirWritable())
2212                         initpath = trypath;
2213
2214                 // FIXME UNICODE
2215                 FileDialog dlg(qt_("Select LyX document to insert"), LFUN_FILE_INSERT);
2216                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2217                 dlg.setButton2(qt_("Examples|#E#e"),
2218                         toqstr(addPath(package().system_support().absFileName(),
2219                         "examples")));
2220
2221                 FileDialog::Result result = dlg.open(toqstr(initpath),
2222                                          QStringList(qt_("LyX Documents (*.lyx)")));
2223
2224                 if (result.first == FileDialog::Later)
2225                         return;
2226
2227                 // FIXME UNICODE
2228                 filename.set(fromqstr(result.second));
2229
2230                 // check selected filename
2231                 if (filename.empty()) {
2232                         // emit message signal.
2233                         message(_("Canceled."));
2234                         return;
2235                 }
2236         }
2237
2238         bv->insertLyXFile(filename);
2239         bv->buffer().errors("Parse");
2240 }
2241
2242
2243 bool GuiView::renameBuffer(Buffer & b, docstring const & newname)
2244 {
2245         FileName fname = b.fileName();
2246         FileName const oldname = fname;
2247
2248         if (!newname.empty()) {
2249                 // FIXME UNICODE
2250                 fname = support::makeAbsPath(to_utf8(newname), oldname.onlyPath().absFileName());
2251         } else {
2252                 // Switch to this Buffer.
2253                 setBuffer(&b);
2254
2255                 // No argument? Ask user through dialog.
2256                 // FIXME UNICODE
2257                 FileDialog dlg(qt_("Choose a filename to save document as"),
2258                                    LFUN_BUFFER_WRITE_AS);
2259                 dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2260                 dlg.setButton2(qt_("Templates|#T#t"), toqstr(lyxrc.template_path));
2261
2262                 if (!isLyXFileName(fname.absFileName()))
2263                         fname.changeExtension(".lyx");
2264
2265                 FileDialog::Result result =
2266                         dlg.save(toqstr(fname.onlyPath().absFileName()),
2267                                    QStringList(qt_("LyX Documents (*.lyx)")),
2268                                          toqstr(fname.onlyFileName()));
2269
2270                 if (result.first == FileDialog::Later)
2271                         return false;
2272
2273                 fname.set(fromqstr(result.second));
2274
2275                 if (fname.empty())
2276                         return false;
2277
2278                 if (!isLyXFileName(fname.absFileName()))
2279                         fname.changeExtension(".lyx");
2280         }
2281
2282         // fname is now the new Buffer location.
2283
2284         // if there is already a Buffer open with this name, we do not want
2285         // to have another one.
2286         if (theBufferList().exists(fname)) {
2287                 docstring const text =
2288                         bformat(_("The file\n%1$s\nis already open in your current session.\n"
2289                             "Please close it before attempting to overwrite it.\n"
2290                             "Do you want to choose a new filename?"),
2291                                 from_utf8(fname.absFileName()));
2292                 int const ret = Alert::prompt(_("Chosen File Already Open"),
2293                         text, 0, 1, _("&Rename"), _("&Cancel"));
2294                 switch (ret) {
2295                 case 0: return renameBuffer(b, docstring());
2296                 case 1: return false;
2297                 }
2298                 //return false;
2299         }
2300
2301         if (FileName(fname).exists()) {
2302                 docstring const file = makeDisplayPath(fname.absFileName(), 30);
2303                 docstring const text = bformat(_("The document %1$s already "
2304                                            "exists.\n\nDo you want to "
2305                                            "overwrite that document?"),
2306                                          file);
2307                 int const ret = Alert::prompt(_("Overwrite document?"),
2308                         text, 0, 2, _("&Overwrite"), _("&Rename"), _("&Cancel"));
2309                 switch (ret) {
2310                 case 0: break;
2311                 case 1: return renameBuffer(b, docstring());
2312                 case 2: return false;
2313                 }
2314         }
2315
2316         return saveBuffer(b, fname);
2317 }
2318
2319
2320 struct PrettyNameComparator
2321 {
2322         bool operator()(Format const *first, Format const *second) const {
2323                 return compare_ascii_no_case(first->prettyname(), second->prettyname()) <= 0;
2324         }
2325 };
2326
2327
2328 bool GuiView::exportBufferAs(Buffer & b)
2329 {
2330         FileName fname = b.fileName();
2331
2332         FileDialog dlg(qt_("Choose a filename to export the document as"));
2333         dlg.setButton1(qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
2334
2335         QStringList types;
2336         types << "Any supported format (*.*)";
2337         Formats::const_iterator it = formats.begin();
2338         vector<Format const *> export_formats;
2339         for (; it != formats.end(); ++it)
2340                 if (it->documentFormat() && it->inExportMenu())
2341                         export_formats.push_back(&(*it));
2342         PrettyNameComparator cmp;
2343         sort(export_formats.begin(), export_formats.end(), cmp);
2344         vector<Format const *>::const_iterator fit = export_formats.begin();
2345         for (; fit != export_formats.end(); ++fit)
2346                 types << toqstr((*fit)->prettyname() + " (*." + (*fit)->extension() + ")");
2347         QString filter;
2348         FileDialog::Result result =
2349                 dlg.save(toqstr(fname.onlyPath().absFileName()),
2350                          types,
2351                          toqstr(fname.onlyFileName()),
2352                          &filter);
2353         if (result.first != FileDialog::Chosen)
2354                 return false;
2355
2356         string s = fromqstr(filter);
2357         size_t pos = s.find(" (*.");
2358         LASSERT(pos != string::npos, /**/);
2359         string fmt_prettyname = s.substr(0, pos);
2360         string fmt_name;
2361         fname.set(fromqstr(result.second));
2362         if (fmt_prettyname == "Any supported format")
2363                 fmt_name = formats.getFormatFromExtension(fname.extension());
2364         else
2365                 fmt_name = formats.getFormatFromPrettyName(fmt_prettyname);
2366         LYXERR(Debug::FILES, "fmt_prettyname=" << fmt_prettyname
2367                << ", fmt_name=" << fmt_name << ", fname=" << fname.absFileName());
2368
2369         if (fmt_name.empty() || fname.empty())
2370                 return false;
2371
2372         // fname is now the new Buffer location.
2373         if (FileName(fname).exists()) {
2374                 docstring const file = makeDisplayPath(fname.absFileName(), 30);
2375                 docstring text = bformat(_("The document %1$s already "
2376                                            "exists.\n\nDo you want to "
2377                                            "overwrite that document?"),
2378                                          file);
2379                 int const ret = Alert::prompt(_("Overwrite document?"),
2380                         text, 0, 2, _("&Overwrite"), _("&Rename"), _("&Cancel"));
2381                 switch (ret) {
2382                 case 0: break;
2383                 case 1: return exportBufferAs(b);
2384                 case 2: return false;
2385                 }
2386         }
2387
2388         FuncRequest cmd(LFUN_BUFFER_EXPORT, fmt_name + " " + fname.absFileName());
2389         DispatchResult dr;
2390         dispatch(cmd, dr);
2391         return dr.dispatched();
2392 }
2393
2394
2395 bool GuiView::saveBuffer(Buffer & b) {
2396         return saveBuffer(b, FileName());
2397 }
2398
2399
2400 bool GuiView::saveBuffer(Buffer & b, FileName const & fn)
2401 {
2402         if (workArea(b) && workArea(b)->inDialogMode())
2403                 return true;
2404
2405         if (fn.empty() && b.isUnnamed())
2406                         return renameBuffer(b, docstring());
2407
2408         bool success;
2409         if (fn.empty())
2410                 success = b.save();
2411         else
2412                 success = b.saveAs(fn);
2413
2414         if (success) {
2415                 theSession().lastFiles().add(b.fileName());
2416                 return true;
2417         }
2418
2419         // Switch to this Buffer.
2420         setBuffer(&b);
2421
2422         // FIXME: we don't tell the user *WHY* the save failed !!
2423         docstring const file = makeDisplayPath(b.absFileName(), 30);
2424         docstring text = bformat(_("The document %1$s could not be saved.\n\n"
2425                                    "Do you want to rename the document and "
2426                                    "try again?"), file);
2427         int const ret = Alert::prompt(_("Rename and save?"),
2428                 text, 0, 2, _("&Rename"), _("&Retry"), _("&Cancel"));
2429         switch (ret) {
2430         case 0:
2431                 if (!renameBuffer(b, docstring()))
2432                         return false;
2433                 break;
2434         case 1:
2435                 break;
2436         case 2:
2437                 return false;
2438         }
2439
2440         return saveBuffer(b);
2441 }
2442
2443
2444 bool GuiView::hideWorkArea(GuiWorkArea * wa)
2445 {
2446         return closeWorkArea(wa, false);
2447 }
2448
2449
2450 bool GuiView::closeWorkArea(GuiWorkArea * wa)
2451 {
2452         Buffer & buf = wa->bufferView().buffer();
2453         return closeWorkArea(wa, !buf.parent());
2454 }
2455
2456
2457 bool GuiView::closeBuffer()
2458 {
2459         GuiWorkArea * wa = currentMainWorkArea();
2460         setCurrentWorkArea(wa);
2461         Buffer & buf = wa->bufferView().buffer();
2462         return wa && closeWorkArea(wa, !buf.parent());
2463 }
2464
2465
2466 void GuiView::writeSession() const {
2467         GuiWorkArea const * active_wa = currentMainWorkArea();
2468         for (int i = 0; i < d.splitter_->count(); ++i) {
2469                 TabWorkArea * twa = d.tabWorkArea(i);
2470                 for (int j = 0; j < twa->count(); ++j) {
2471                         GuiWorkArea * wa = static_cast<GuiWorkArea *>(twa->widget(j));
2472                         Buffer & buf = wa->bufferView().buffer();
2473                         theSession().lastOpened().add(buf.fileName(), wa == active_wa);
2474                 }
2475         }
2476 }
2477
2478
2479 bool GuiView::closeBufferAll()
2480 {
2481         // Close the workareas in all other views
2482         QList<int> const ids = guiApp->viewIds();
2483         for (int i = 0; i != ids.size(); ++i) {
2484                 if (id_ != ids[i] && !guiApp->view(ids[i]).closeWorkAreaAll())
2485                         return false;
2486         }
2487
2488         // Close our own workareas
2489         if (!closeWorkAreaAll())
2490                 return false;
2491
2492         // Now close the hidden buffers. We prevent hidden buffers from being
2493         // dirty, so we can just close them.
2494         theBufferList().closeAll();
2495         return true;
2496 }
2497
2498
2499 bool GuiView::closeWorkAreaAll()
2500 {
2501         setCurrentWorkArea(currentMainWorkArea());
2502
2503         // We might be in a situation that there is still a tabWorkArea, but
2504         // there are no tabs anymore. This can happen when we get here after a
2505         // TabWorkArea::lastWorkAreaRemoved() signal. Therefore we count how
2506         // many TabWorkArea's have no documents anymore.
2507         int empty_twa = 0;
2508
2509         // We have to call count() each time, because it can happen that
2510         // more than one splitter will disappear in one iteration (bug 5998).
2511         for (; d.splitter_->count() > empty_twa; ) {
2512                 TabWorkArea * twa = d.tabWorkArea(empty_twa);
2513
2514                 if (twa->count() == 0)
2515                         ++empty_twa;
2516                 else {
2517                         setCurrentWorkArea(twa->currentWorkArea());
2518                         if (!closeTabWorkArea(twa))
2519                                 return false;
2520                 }
2521         }
2522         return true;
2523 }
2524
2525
2526 bool GuiView::closeWorkArea(GuiWorkArea * wa, bool close_buffer)
2527 {
2528         if (!wa)
2529                 return false;
2530
2531         Buffer & buf = wa->bufferView().buffer();
2532
2533         if (close_buffer && GuiViewPrivate::busyBuffers.contains(&buf)) {
2534                 Alert::warning(_("Close document"),
2535                         _("Document could not be closed because it is being processed by LyX."));
2536                 return false;
2537         }
2538
2539         if (close_buffer)
2540                 return closeBuffer(buf);
2541         else {
2542                 if (!inMultiTabs(wa))
2543                         if (!saveBufferIfNeeded(buf, true))
2544                                 return false;
2545                 removeWorkArea(wa);
2546                 return true;
2547         }
2548 }
2549
2550
2551 bool GuiView::closeBuffer(Buffer & buf)
2552 {
2553         // If we are in a close_event all children will be closed in some time,
2554         // so no need to do it here. This will ensure that the children end up
2555         // in the session file in the correct order. If we close the master
2556         // buffer, we can close or release the child buffers here too.
2557         bool success = true;
2558         if (!closing_) {
2559                 ListOfBuffers clist = buf.getChildren();
2560                 ListOfBuffers::const_iterator it = clist.begin();
2561                 ListOfBuffers::const_iterator const bend = clist.end();
2562                 for (; it != bend; ++it) {
2563                         // If a child is dirty, do not close
2564                         // without user intervention
2565                         //FIXME: should we look in other tabworkareas?
2566                         Buffer * child_buf = *it;
2567                         GuiWorkArea * child_wa = workArea(*child_buf);
2568                         if (child_wa) {
2569                                 if (!closeWorkArea(child_wa, true)) {
2570                                         success = false;
2571                                         break;
2572                                 }
2573                         } else
2574                                 theBufferList().releaseChild(&buf, child_buf);
2575                 }
2576         }
2577         if (success) {
2578                 // goto bookmark to update bookmark pit.
2579                 //FIXME: we should update only the bookmarks related to this buffer!
2580                 LYXERR(Debug::DEBUG, "GuiView::closeBuffer()");
2581                 for (size_t i = 0; i < theSession().bookmarks().size(); ++i)
2582                         guiApp->gotoBookmark(i+1, false, false);
2583
2584                 if (saveBufferIfNeeded(buf, false)) {
2585                         buf.removeAutosaveFile();
2586                         theBufferList().release(&buf);
2587                         return true;
2588                 }
2589         }
2590         // open all children again to avoid a crash because of dangling
2591         // pointers (bug 6603)
2592         buf.updateBuffer();
2593         return false;
2594 }
2595
2596
2597 bool GuiView::closeTabWorkArea(TabWorkArea * twa)
2598 {
2599         while (twa == d.currentTabWorkArea()) {
2600                 twa->setCurrentIndex(twa->count()-1);
2601
2602                 GuiWorkArea * wa = twa->currentWorkArea();
2603                 Buffer & b = wa->bufferView().buffer();
2604
2605                 // We only want to close the buffer if the same buffer is not visible
2606                 // in another view, and if this is not a child and if we are closing
2607                 // a view (not a tabgroup).
2608                 bool const close_buffer =
2609                         !inOtherView(b) && !b.parent() && closing_;
2610
2611                 if (!closeWorkArea(wa, close_buffer))
2612                         return false;
2613         }
2614         return true;
2615 }
2616
2617
2618 bool GuiView::saveBufferIfNeeded(Buffer & buf, bool hiding)
2619 {
2620         if (buf.isClean() || buf.paragraphs().empty())
2621                 return true;
2622
2623         // Switch to this Buffer.
2624         setBuffer(&buf);
2625
2626         docstring file;
2627         // FIXME: Unicode?
2628         if (buf.isUnnamed())
2629                 file = from_utf8(buf.fileName().onlyFileName());
2630         else
2631                 file = buf.fileName().displayName(30);
2632
2633         // Bring this window to top before asking questions.
2634         raise();
2635         activateWindow();
2636
2637         int ret;
2638         if (hiding && buf.isUnnamed()) {
2639                 docstring const text = bformat(_("The document %1$s has not been "
2640                                                  "saved yet.\n\nDo you want to save "
2641                                                  "the document?"), file);
2642                 ret = Alert::prompt(_("Save new document?"),
2643                         text, 0, 1, _("&Save"), _("&Cancel"));
2644                 if (ret == 1)
2645                         ++ret;
2646         } else {
2647                 docstring const text = bformat(_("The document %1$s has unsaved changes."
2648                         "\n\nDo you want to save the document or discard the changes?"), file);
2649                 ret = Alert::prompt(_("Save changed document?"),
2650                         text, 0, 2, _("&Save"), _("&Discard"), _("&Cancel"));
2651         }
2652
2653         switch (ret) {
2654         case 0:
2655                 if (!saveBuffer(buf))
2656                         return false;
2657                 break;
2658         case 1:
2659                 // If we crash after this we could have no autosave file
2660                 // but I guess this is really improbable (Jug).
2661                 // Sometimes improbable things happen:
2662                 // - see bug http://www.lyx.org/trac/ticket/6587 (ps)
2663                 // buf.removeAutosaveFile();
2664                 if (hiding)
2665                         // revert all changes
2666                         reloadBuffer(buf);
2667                 buf.markClean();
2668                 break;
2669         case 2:
2670                 return false;
2671         }
2672         return true;
2673 }
2674
2675
2676 bool GuiView::inMultiTabs(GuiWorkArea * wa)
2677 {
2678         Buffer & buf = wa->bufferView().buffer();
2679
2680         for (int i = 0; i != d.splitter_->count(); ++i) {
2681                 GuiWorkArea * wa_ = d.tabWorkArea(i)->workArea(buf);
2682                 if (wa_ && wa_ != wa)
2683                         return true;
2684         }
2685         return inOtherView(buf);
2686 }
2687
2688
2689 bool GuiView::inOtherView(Buffer & buf)
2690 {
2691         QList<int> const ids = guiApp->viewIds();
2692
2693         for (int i = 0; i != ids.size(); ++i) {
2694                 if (id_ == ids[i])
2695                         continue;
2696
2697                 if (guiApp->view(ids[i]).workArea(buf))
2698                         return true;
2699         }
2700         return false;
2701 }
2702
2703
2704 void GuiView::gotoNextOrPreviousBuffer(NextOrPrevious np)
2705 {
2706         if (!documentBufferView())
2707                 return;
2708
2709         if (TabWorkArea * twa = d.currentTabWorkArea()) {
2710                 Buffer * const curbuf = &documentBufferView()->buffer();
2711                 int nwa = twa->count();
2712                 for (int i = 0; i < nwa; ++i) {
2713                         if (&workArea(i)->bufferView().buffer() == curbuf) {
2714                                 int next_index;
2715                                 if (np == NEXTBUFFER)
2716                                         next_index = (i == nwa - 1 ? 0 : i + 1);
2717                                 else
2718                                         next_index = (i == 0 ? nwa - 1 : i - 1);
2719                                 setBuffer(&workArea(next_index)->bufferView().buffer());
2720                                 break;
2721                         }
2722                 }
2723         }
2724 }
2725
2726
2727 /// make sure the document is saved
2728 static bool ensureBufferClean(Buffer * buffer)
2729 {
2730         LASSERT(buffer, return false);
2731         if (buffer->isClean() && !buffer->isUnnamed())
2732                 return true;
2733
2734         docstring const file = buffer->fileName().displayName(30);
2735         docstring title;
2736         docstring text;
2737         if (!buffer->isUnnamed()) {
2738                 text = bformat(_("The document %1$s has unsaved "
2739                                                  "changes.\n\nDo you want to save "
2740                                                  "the document?"), file);
2741                 title = _("Save changed document?");
2742
2743         } else {
2744                 text = bformat(_("The document %1$s has not been "
2745                                                  "saved yet.\n\nDo you want to save "
2746                                                  "the document?"), file);
2747                 title = _("Save new document?");
2748         }
2749         int const ret = Alert::prompt(title, text, 0, 1, _("&Save"), _("&Cancel"));
2750
2751         if (ret == 0)
2752                 dispatch(FuncRequest(LFUN_BUFFER_WRITE));
2753
2754         return buffer->isClean() && !buffer->isUnnamed();
2755 }
2756
2757
2758 bool GuiView::reloadBuffer(Buffer & buf)
2759 {
2760         Buffer::ReadStatus status = buf.reload();
2761         return status == Buffer::ReadSuccess;
2762 }
2763
2764
2765 void GuiView::checkExternallyModifiedBuffers()
2766 {
2767         BufferList::iterator bit = theBufferList().begin();
2768         BufferList::iterator const bend = theBufferList().end();
2769         for (; bit != bend; ++bit) {
2770                 Buffer * buf = *bit;
2771                 if (buf->fileName().exists()
2772                         && buf->isExternallyModified(Buffer::checksum_method)) {
2773                         docstring text = bformat(_("Document \n%1$s\n has been externally modified."
2774                                         " Reload now? Any local changes will be lost."),
2775                                         from_utf8(buf->absFileName()));
2776                         int const ret = Alert::prompt(_("Reload externally changed document?"),
2777                                                 text, 0, 1, _("&Reload"), _("&Cancel"));
2778                         if (!ret)
2779                                 reloadBuffer(*buf);
2780                 }
2781         }
2782 }
2783
2784
2785 void GuiView::dispatchVC(FuncRequest const & cmd, DispatchResult & dr)
2786 {
2787         Buffer * buffer = documentBufferView()
2788                 ? &(documentBufferView()->buffer()) : 0;
2789
2790         switch (cmd.action()) {
2791         case LFUN_VC_REGISTER:
2792                 if (!buffer || !ensureBufferClean(buffer))
2793                         break;
2794                 if (!buffer->lyxvc().inUse()) {
2795                         if (buffer->lyxvc().registrer()) {
2796                                 reloadBuffer(*buffer);
2797                                 dr.suppressMessageUpdate();
2798                         }
2799                 }
2800                 break;
2801
2802         case LFUN_VC_CHECK_IN:
2803                 if (!buffer || !ensureBufferClean(buffer))
2804                         break;
2805                 if (buffer->lyxvc().inUse() && !buffer->isReadonly()) {
2806                         dr.setMessage(buffer->lyxvc().checkIn());
2807                         if (!dr.message().empty())
2808                                 reloadBuffer(*buffer);
2809                 }
2810                 break;
2811
2812         case LFUN_VC_CHECK_OUT:
2813                 if (!buffer || !ensureBufferClean(buffer))
2814                         break;
2815                 if (buffer->lyxvc().inUse()) {
2816                         dr.setMessage(buffer->lyxvc().checkOut());
2817                         reloadBuffer(*buffer);
2818                 }
2819                 break;
2820
2821         case LFUN_VC_LOCKING_TOGGLE:
2822                 LASSERT(buffer, return);
2823                 if (!ensureBufferClean(buffer) || buffer->isReadonly())
2824                         break;
2825                 if (buffer->lyxvc().inUse()) {
2826                         string res = buffer->lyxvc().lockingToggle();
2827                         if (res.empty()) {
2828                                 frontend::Alert::error(_("Revision control error."),
2829                                 _("Error when setting the locking property."));
2830                         } else {
2831                                 dr.setMessage(res);
2832                                 reloadBuffer(*buffer);
2833                         }
2834                 }
2835                 break;
2836
2837         case LFUN_VC_REVERT:
2838                 LASSERT(buffer, return);
2839                 if (buffer->lyxvc().revert()) {
2840                         reloadBuffer(*buffer);
2841                         dr.suppressMessageUpdate();
2842                 }
2843                 break;
2844
2845         case LFUN_VC_UNDO_LAST:
2846                 LASSERT(buffer, return);
2847                 buffer->lyxvc().undoLast();
2848                 reloadBuffer(*buffer);
2849                 dr.suppressMessageUpdate();
2850                 break;
2851
2852         case LFUN_VC_REPO_UPDATE:
2853                 LASSERT(buffer, return);
2854                 if (ensureBufferClean(buffer)) {
2855                         dr.setMessage(buffer->lyxvc().repoUpdate());
2856                         checkExternallyModifiedBuffers();
2857                 }
2858                 break;
2859
2860         case LFUN_VC_COMMAND: {
2861                 string flag = cmd.getArg(0);
2862                 if (buffer && contains(flag, 'R') && !ensureBufferClean(buffer))
2863                         break;
2864                 docstring message;
2865                 if (contains(flag, 'M')) {
2866                         if (!Alert::askForText(message, _("LyX VC: Log Message")))
2867                                 break;
2868                 }
2869                 string path = cmd.getArg(1);
2870                 if (contains(path, "$$p") && buffer)
2871                         path = subst(path, "$$p", buffer->filePath());
2872                 LYXERR(Debug::LYXVC, "Directory: " << path);
2873                 FileName pp(path);
2874                 if (!pp.isReadableDirectory()) {
2875                         lyxerr << _("Directory is not accessible.") << endl;
2876                         break;
2877                 }
2878                 support::PathChanger p(pp);
2879
2880                 string command = cmd.getArg(2);
2881                 if (command.empty())
2882                         break;
2883                 if (buffer) {
2884                         command = subst(command, "$$i", buffer->absFileName());
2885                         command = subst(command, "$$p", buffer->filePath());
2886                 }
2887                 command = subst(command, "$$m", to_utf8(message));
2888                 LYXERR(Debug::LYXVC, "Command: " << command);
2889                 Systemcall one;
2890                 one.startscript(Systemcall::Wait, command);
2891
2892                 if (!buffer)
2893                         break;
2894                 if (contains(flag, 'I'))
2895                         buffer->markDirty();
2896                 if (contains(flag, 'R'))
2897                         reloadBuffer(*buffer);
2898
2899                 break;
2900                 }
2901
2902         case LFUN_VC_COMPARE: {
2903
2904                 if (cmd.argument().empty()) {
2905                         lyx::dispatch(FuncRequest(LFUN_DIALOG_SHOW, "comparehistory"));
2906                         break;
2907                 }
2908
2909                 string rev1 = cmd.getArg(0);
2910                 string f1, f2;
2911
2912                 // f1
2913                 if (!buffer->lyxvc().prepareFileRevision(rev1, f1))
2914                         break;
2915
2916                 if (isStrInt(rev1) && convert<int>(rev1) <= 0) {
2917                         f2 = buffer->absFileName();
2918                 } else {
2919                         string rev2 = cmd.getArg(1);
2920                         if (rev2.empty())
2921                                 break;
2922                         // f2
2923                         if (!buffer->lyxvc().prepareFileRevision(rev2, f2))
2924                                 break;
2925                 }
2926
2927                 LYXERR(Debug::LYXVC, "Launching comparison for fetched revisions:\n" <<
2928                                         f1 << "\n"  << f2 << "\n" );
2929                 string par = "compare run " + quoteName(f1) + " " + quoteName(f2);
2930                 lyx::dispatch(FuncRequest(LFUN_DIALOG_SHOW, par));
2931                 break;
2932         }
2933
2934         default:
2935                 break;
2936         }
2937 }
2938
2939
2940 void GuiView::openChildDocument(string const & fname)
2941 {
2942         LASSERT(documentBufferView(), return);
2943         Buffer & buffer = documentBufferView()->buffer();
2944         FileName const filename = support::makeAbsPath(fname, buffer.filePath());
2945         documentBufferView()->saveBookmark(false);
2946         Buffer * child = 0;
2947         if (theBufferList().exists(filename)) {
2948                 child = theBufferList().getBuffer(filename);
2949                 setBuffer(child);
2950         } else {
2951                 message(bformat(_("Opening child document %1$s..."),
2952                         makeDisplayPath(filename.absFileName())));
2953                 child = loadDocument(filename, false);
2954         }
2955         // Set the parent name of the child document.
2956         // This makes insertion of citations and references in the child work,
2957         // when the target is in the parent or another child document.
2958         if (child)
2959                 child->setParent(&buffer);
2960 }
2961
2962
2963 bool GuiView::goToFileRow(string const & argument)
2964 {
2965         string file_name;
2966         int row;
2967         size_t i = argument.find_last_of(' ');
2968         if (i != string::npos) {
2969                 file_name = os::internal_path(trim(argument.substr(0, i)));
2970                 istringstream is(argument.substr(i + 1));
2971                 is >> row;
2972                 if (is.fail())
2973                         i = string::npos;
2974         }
2975         if (i == string::npos) {
2976                 LYXERR0("Wrong argument: " << argument);
2977                 return false;
2978         }
2979         Buffer * buf = 0;
2980         string const abstmp = package().temp_dir().absFileName();
2981         string const realtmp = package().temp_dir().realPath();
2982         // We have to use os::path_prefix_is() here, instead of
2983         // simply prefixIs(), because the file name comes from
2984         // an external application and may need case adjustment.
2985         if (os::path_prefix_is(file_name, abstmp, os::CASE_ADJUSTED)
2986                 || os::path_prefix_is(file_name, realtmp, os::CASE_ADJUSTED)) {
2987                 // Needed by inverse dvi search. If it is a file
2988                 // in tmpdir, call the apropriated function.
2989                 // If tmpdir is a symlink, we may have the real
2990                 // path passed back, so we correct for that.
2991                 if (!prefixIs(file_name, abstmp))
2992                         file_name = subst(file_name, realtmp, abstmp);
2993                 buf = theBufferList().getBufferFromTmp(file_name);
2994         } else {
2995                 // Must replace extension of the file to be .lyx
2996                 // and get full path
2997                 FileName const s = fileSearch(string(),
2998                                                   support::changeExtension(file_name, ".lyx"), "lyx");
2999                 // Either change buffer or load the file
3000                 if (theBufferList().exists(s))
3001                         buf = theBufferList().getBuffer(s);
3002                 else if (s.exists()) {
3003                         buf = loadDocument(s);
3004                         if (!buf)
3005                                 return false;
3006                 } else {
3007                         message(bformat(
3008                                         _("File does not exist: %1$s"),
3009                                         makeDisplayPath(file_name)));
3010                         return false;
3011                 }
3012         }
3013         if (!buf) {
3014                 message(bformat(
3015                         _("No buffer for file: %1$s."),
3016                         makeDisplayPath(file_name))
3017                 );
3018                 return false;
3019         }
3020         setBuffer(buf);
3021         documentBufferView()->setCursorFromRow(row);
3022         return true;
3023 }
3024
3025
3026 #if (QT_VERSION >= 0x040400)
3027 template<class T>
3028 Buffer::ExportStatus GuiView::GuiViewPrivate::runAndDestroy(const T& func, Buffer const * orig, Buffer * clone, string const & format)
3029 {
3030         Buffer::ExportStatus const status = func(format);
3031
3032         // the cloning operation will have produced a clone of the entire set of
3033         // documents, starting from the master. so we must delete those.
3034         Buffer * mbuf = const_cast<Buffer *>(clone->masterBuffer());
3035         delete mbuf;
3036         busyBuffers.remove(orig);
3037         return status;
3038 }
3039
3040
3041 Buffer::ExportStatus GuiView::GuiViewPrivate::compileAndDestroy(Buffer const * orig, Buffer * clone, string const & format)
3042 {
3043         Buffer::ExportStatus (Buffer::* mem_func)(std::string const &, bool) const = &Buffer::doExport;
3044         return runAndDestroy(bind(mem_func, clone, _1, true), orig, clone, format);
3045 }
3046
3047
3048 Buffer::ExportStatus GuiView::GuiViewPrivate::exportAndDestroy(Buffer const * orig, Buffer * clone, string const & format)
3049 {
3050         Buffer::ExportStatus (Buffer::* mem_func)(std::string const &, bool) const = &Buffer::doExport;
3051         return runAndDestroy(bind(mem_func, clone, _1, false), orig, clone, format);
3052 }
3053
3054
3055 Buffer::ExportStatus GuiView::GuiViewPrivate::previewAndDestroy(Buffer const * orig, Buffer * clone, string const & format)
3056 {
3057         Buffer::ExportStatus (Buffer::* mem_func)(std::string const &) const = &Buffer::preview;
3058         return runAndDestroy(bind(mem_func, clone, _1), orig, clone, format);
3059 }
3060
3061 #else
3062
3063 // not used, but the linker needs them
3064
3065 Buffer::ExportStatus GuiView::GuiViewPrivate::compileAndDestroy(
3066                 Buffer const *, Buffer *, string const &)
3067 {
3068         return Buffer::ExportSuccess;
3069 }
3070
3071
3072 Buffer::ExportStatus GuiView::GuiViewPrivate::exportAndDestroy(
3073                 Buffer const *, Buffer *, string const &)
3074 {
3075         return Buffer::ExportSuccess;
3076 }
3077
3078
3079 Buffer::ExportStatus GuiView::GuiViewPrivate::previewAndDestroy(
3080                 Buffer const *, Buffer *, string const &)
3081 {
3082         return Buffer::ExportSuccess;
3083 }
3084
3085 #endif
3086
3087
3088 bool GuiView::GuiViewPrivate::asyncBufferProcessing(
3089                            string const & argument,
3090                            Buffer const * used_buffer,
3091                            docstring const & msg,
3092                            Buffer::ExportStatus (*asyncFunc)(Buffer const *, Buffer *, string const &),
3093                            Buffer::ExportStatus (Buffer::*syncFunc)(string const &, bool) const,
3094                            Buffer::ExportStatus (Buffer::*previewFunc)(string const &) const)
3095 {
3096         if (!used_buffer)
3097                 return false;
3098
3099         string format = argument;
3100         if (format.empty())
3101                 format = used_buffer->params().getDefaultOutputFormat();
3102         processing_format = format;
3103 #if EXPORT_in_THREAD && (QT_VERSION >= 0x040400)
3104         if (!msg.empty()) {
3105                 progress_->clearMessages();
3106                 gv_->message(msg);
3107         }
3108         GuiViewPrivate::busyBuffers.insert(used_buffer);
3109         QFuture<Buffer::ExportStatus> f = QtConcurrent::run(
3110                                 asyncFunc,
3111                                 used_buffer,
3112                                 used_buffer->cloneFromMaster(),
3113                                 format);
3114         setPreviewFuture(f);
3115         last_export_format = used_buffer->params().bufferFormat();
3116         (void) syncFunc;
3117         (void) previewFunc;
3118         // We are asynchronous, so we don't know here anything about the success
3119         return true;
3120 #else
3121         Buffer::ExportStatus status;
3122         if (syncFunc) {
3123                 // TODO check here if it breaks exporting with Qt < 4.4
3124                 status = (used_buffer->*syncFunc)(format, true);
3125         } else if (previewFunc) {
3126                 status = (used_buffer->*previewFunc)(format);
3127         } else
3128                 return false;
3129         handleExportStatus(gv_, status, format);
3130         (void) asyncFunc;
3131         return (status == Buffer::ExportSuccess
3132                         || status == Buffer::PreviewSuccess);
3133 #endif
3134 }
3135
3136 void GuiView::dispatchToBufferView(FuncRequest const & cmd, DispatchResult & dr)
3137 {
3138         BufferView * bv = currentBufferView();
3139         LASSERT(bv, /**/);
3140
3141         // Let the current BufferView dispatch its own actions.
3142         bv->dispatch(cmd, dr);
3143         if (dr.dispatched())
3144                 return;
3145
3146         // Try with the document BufferView dispatch if any.
3147         BufferView * doc_bv = documentBufferView();
3148         if (doc_bv && doc_bv != bv) {
3149                 doc_bv->dispatch(cmd, dr);
3150                 if (dr.dispatched())
3151                         return;
3152         }
3153
3154         // Then let the current Cursor dispatch its own actions.
3155         bv->cursor().dispatch(cmd);
3156
3157         // update completion. We do it here and not in
3158         // processKeySym to avoid another redraw just for a
3159         // changed inline completion
3160         if (cmd.origin() == FuncRequest::KEYBOARD) {
3161                 if (cmd.action() == LFUN_SELF_INSERT
3162                         || (cmd.action() == LFUN_ERT_INSERT && bv->cursor().inMathed()))
3163                         updateCompletion(bv->cursor(), true, true);
3164                 else if (cmd.action() == LFUN_CHAR_DELETE_BACKWARD)
3165                         updateCompletion(bv->cursor(), false, true);
3166                 else
3167                         updateCompletion(bv->cursor(), false, false);
3168         }
3169
3170         dr = bv->cursor().result();
3171 }
3172
3173
3174 void GuiView::dispatch(FuncRequest const & cmd, DispatchResult & dr)
3175 {
3176         BufferView * bv = currentBufferView();
3177         // By default we won't need any update.
3178         dr.screenUpdate(Update::None);
3179         // assume cmd will be dispatched
3180         dr.dispatched(true);
3181
3182         Buffer * doc_buffer = documentBufferView()
3183                 ? &(documentBufferView()->buffer()) : 0;
3184
3185         if (cmd.origin() == FuncRequest::TOC) {
3186                 GuiToc * toc = static_cast<GuiToc*>(findOrBuild("toc", false));
3187                 // FIXME: do we need to pass a DispatchResult object here?
3188                 toc->doDispatch(bv->cursor(), cmd);
3189                 return;
3190         }
3191
3192         string const argument = to_utf8(cmd.argument());
3193
3194         switch(cmd.action()) {
3195                 case LFUN_BUFFER_CHILD_OPEN:
3196                         openChildDocument(to_utf8(cmd.argument()));
3197                         break;
3198
3199                 case LFUN_BUFFER_IMPORT:
3200                         importDocument(to_utf8(cmd.argument()));
3201                         break;
3202
3203                 case LFUN_BUFFER_EXPORT: {
3204                         if (!doc_buffer)
3205                                 break;
3206                         // GCC only sees strfwd.h when building merged
3207                         if (::lyx::operator==(cmd.argument(), "custom")) {
3208                                 dispatch(FuncRequest(LFUN_DIALOG_SHOW, "sendto"), dr);
3209                                 break;
3210                         }
3211 #if QT_VERSION < 0x040400
3212                         if (!doc_buffer->doExport(argument, false)) {
3213                                 dr.setError(true);
3214                                 dr.setMessage(bformat(_("Error exporting to format: %1$s"),
3215                                         cmd.argument()));
3216                         }
3217 #else
3218                         /* TODO/Review: Is it a problem to also export the children?
3219                                         See the update_unincluded flag */
3220                         d.asyncBufferProcessing(argument,
3221                                                 doc_buffer,
3222                                                 _("Exporting ..."),
3223                                                 &GuiViewPrivate::exportAndDestroy,
3224                                                 &Buffer::doExport,
3225                                                 0);
3226                         // TODO Inform user about success
3227 #endif
3228                         break;
3229                 }
3230
3231                 case LFUN_BUFFER_EXPORT_AS:
3232                         LASSERT(doc_buffer, break);
3233                         exportBufferAs(*doc_buffer);
3234                         break;
3235
3236                 case LFUN_BUFFER_UPDATE: {
3237                         d.asyncBufferProcessing(argument,
3238                                                 doc_buffer,
3239                                                 _("Exporting ..."),
3240                                                 &GuiViewPrivate::compileAndDestroy,
3241                                                 &Buffer::doExport,
3242                                                 0);
3243                         break;
3244                 }
3245                 case LFUN_BUFFER_VIEW: {
3246                         d.asyncBufferProcessing(argument,
3247                                                 doc_buffer,
3248                                                 _("Previewing ..."),
3249                                                 &GuiViewPrivate::previewAndDestroy,
3250                                                 0,
3251                                                 &Buffer::preview);
3252                         break;
3253                 }
3254                 case LFUN_MASTER_BUFFER_UPDATE: {
3255                         d.asyncBufferProcessing(argument,
3256                                                 (doc_buffer ? doc_buffer->masterBuffer() : 0),
3257                                                 docstring(),
3258                                                 &GuiViewPrivate::compileAndDestroy,
3259                                                 &Buffer::doExport,
3260                                                 0);
3261                         break;
3262                 }
3263                 case LFUN_MASTER_BUFFER_VIEW: {
3264                         d.asyncBufferProcessing(argument,
3265                                                 (doc_buffer ? doc_buffer->masterBuffer() : 0),
3266                                                 docstring(),
3267                                                 &GuiViewPrivate::previewAndDestroy,
3268                                                 0, &Buffer::preview);
3269                         break;
3270                 }
3271                 case LFUN_BUFFER_SWITCH: {
3272                         string const file_name = to_utf8(cmd.argument());
3273                         if (!FileName::isAbsolute(file_name)) {
3274                                 dr.setError(true);
3275                                 dr.setMessage(_("Absolute filename expected."));
3276                                 break;
3277                         }
3278
3279                         Buffer * buffer = theBufferList().getBuffer(FileName(file_name));
3280                         if (!buffer) {
3281                                 dr.setError(true);
3282                                 dr.setMessage(_("Document not loaded"));
3283                                 break;
3284                         }
3285
3286                         // Do we open or switch to the buffer in this view ?
3287                         if (workArea(*buffer)
3288                                   || lyxrc.open_buffers_in_tabs || !documentBufferView()) {
3289                                 setBuffer(buffer);
3290                                 break;
3291                         }
3292
3293                         // Look for the buffer in other views
3294                         QList<int> const ids = guiApp->viewIds();
3295                         int i = 0;
3296                         for (; i != ids.size(); ++i) {
3297                                 GuiView & gv = guiApp->view(ids[i]);
3298                                 if (gv.workArea(*buffer)) {
3299                                         gv.activateWindow();
3300                                         gv.setBuffer(buffer);
3301                                         break;
3302                                 }
3303                         }
3304
3305                         // If necessary, open a new window as a last resort
3306                         if (i == ids.size()) {
3307                                 lyx::dispatch(FuncRequest(LFUN_WINDOW_NEW));
3308                                 lyx::dispatch(cmd);
3309                         }
3310                         break;
3311                 }
3312
3313                 case LFUN_BUFFER_NEXT:
3314                         gotoNextOrPreviousBuffer(NEXTBUFFER);
3315                         break;
3316
3317                 case LFUN_BUFFER_PREVIOUS:
3318                         gotoNextOrPreviousBuffer(PREVBUFFER);
3319                         break;
3320
3321                 case LFUN_COMMAND_EXECUTE: {
3322                         bool const show_it = cmd.argument() != "off";
3323                         // FIXME: this is a hack, "minibuffer" should not be
3324                         // hardcoded.
3325                         if (GuiToolbar * t = toolbar("minibuffer")) {
3326                                 t->setVisible(show_it);
3327                                 if (show_it && t->commandBuffer())
3328                                         t->commandBuffer()->setFocus();
3329                         }
3330                         break;
3331                 }
3332                 case LFUN_DROP_LAYOUTS_CHOICE:
3333                         d.layout_->showPopup();
3334                         break;
3335
3336                 case LFUN_MENU_OPEN:
3337                         if (QMenu * menu = guiApp->menus().menu(toqstr(cmd.argument()), *this))
3338                                 menu->exec(QCursor::pos());
3339                         break;
3340
3341                 case LFUN_FILE_INSERT:
3342                         insertLyXFile(cmd.argument());
3343                         break;
3344
3345                 case LFUN_FILE_INSERT_PLAINTEXT:
3346                 case LFUN_FILE_INSERT_PLAINTEXT_PARA: {
3347                         bool const as_paragraph = (cmd.action() == LFUN_FILE_INSERT_PLAINTEXT_PARA);
3348                         string const fname = to_utf8(cmd.argument());
3349                         if (!fname.empty() && !FileName::isAbsolute(fname)) {
3350                                 dr.setMessage(_("Absolute filename expected."));
3351                                 break;
3352                         }
3353
3354                         FileName filename(fname);
3355                         if (fname.empty()) {
3356                                 FileDialog dlg(qt_("Select file to insert"), (as_paragraph ?
3357                                         LFUN_FILE_INSERT_PLAINTEXT_PARA : LFUN_FILE_INSERT_PLAINTEXT));
3358
3359                                 FileDialog::Result result = dlg.open(toqstr(bv->buffer().filePath()),
3360                                         QStringList(qt_("All Files (*)")));
3361
3362                                 if (result.first == FileDialog::Later || result.second.isEmpty()) {
3363                                         dr.setMessage(_("Canceled."));
3364                                         break;
3365                                 }
3366
3367                                 filename.set(fromqstr(result.second));
3368                         }
3369
3370                         if (bv) {
3371                                 FuncRequest const new_cmd(cmd, filename.absoluteFilePath());
3372                                 bv->dispatch(new_cmd, dr);
3373                         }
3374                         break;
3375                 }
3376
3377                 case LFUN_BUFFER_RELOAD: {
3378                         LASSERT(doc_buffer, break);
3379
3380                         int ret = 0;
3381                         if (!doc_buffer->isClean()) {
3382                                 docstring const file =
3383                                         makeDisplayPath(doc_buffer->absFileName(), 20);
3384                                 docstring text = bformat(_("Any changes will be lost. "
3385                                         "Are you sure you want to revert to the saved version "
3386                                         "of the document %1$s?"), file);
3387                                 ret = Alert::prompt(_("Revert to saved document?"),
3388                                         text, 1, 1, _("&Revert"), _("&Cancel"));
3389                         }
3390
3391                         if (ret == 0) {
3392                                 doc_buffer->markClean();
3393                                 reloadBuffer(*doc_buffer);
3394                                 dr.forceBufferUpdate();
3395                         }
3396                         break;
3397                 }
3398
3399                 case LFUN_BUFFER_WRITE:
3400                         LASSERT(doc_buffer, break);
3401                         saveBuffer(*doc_buffer);
3402                         break;
3403
3404                 case LFUN_BUFFER_WRITE_AS:
3405                         LASSERT(doc_buffer, break);
3406                         renameBuffer(*doc_buffer, cmd.argument());
3407                         break;
3408
3409                 case LFUN_BUFFER_WRITE_ALL: {
3410                         Buffer * first = theBufferList().first();
3411                         if (!first)
3412                                 break;
3413                         message(_("Saving all documents..."));
3414                         // We cannot use a for loop as the buffer list cycles.
3415                         Buffer * b = first;
3416                         do {
3417                                 if (!b->isClean()) {
3418                                         saveBuffer(*b);
3419                                         LYXERR(Debug::ACTION, "Saved " << b->absFileName());
3420                                 }
3421                                 b = theBufferList().next(b);
3422                         } while (b != first);
3423                         dr.setMessage(_("All documents saved."));
3424                         break;
3425                 }
3426
3427                 case LFUN_BUFFER_CLOSE:
3428                         closeBuffer();
3429                         break;
3430
3431                 case LFUN_BUFFER_CLOSE_ALL:
3432                         closeBufferAll();
3433                         break;
3434
3435                 case LFUN_TOOLBAR_TOGGLE: {
3436                         string const name = cmd.getArg(0);
3437                         if (GuiToolbar * t = toolbar(name))
3438                                 t->toggle();
3439                         break;
3440                 }
3441
3442                 case LFUN_DIALOG_UPDATE: {
3443                         string const name = to_utf8(cmd.argument());
3444                         if (name == "prefs" || name == "document")
3445                                 updateDialog(name, string());
3446                         else if (name == "paragraph")
3447                                 lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
3448                         else if (currentBufferView()) {
3449                                 Inset * inset = currentBufferView()->editedInset(name);
3450                                 // Can only update a dialog connected to an existing inset
3451                                 if (inset) {
3452                                         // FIXME: get rid of this indirection; GuiView ask the inset
3453                                         // if he is kind enough to update itself...
3454                                         FuncRequest fr(LFUN_INSET_DIALOG_UPDATE, cmd.argument());
3455                                         //FIXME: pass DispatchResult here?
3456                                         inset->dispatch(currentBufferView()->cursor(), fr);
3457                                 }
3458                         }
3459                         break;
3460                 }
3461
3462                 case LFUN_DIALOG_TOGGLE: {
3463                         FuncCode const func_code = isDialogVisible(cmd.getArg(0))
3464                                 ? LFUN_DIALOG_HIDE : LFUN_DIALOG_SHOW;
3465                         dispatch(FuncRequest(func_code, cmd.argument()), dr);
3466                         break;
3467                 }
3468
3469                 case LFUN_DIALOG_DISCONNECT_INSET:
3470                         disconnectDialog(to_utf8(cmd.argument()));
3471                         break;
3472
3473                 case LFUN_DIALOG_HIDE: {
3474                         guiApp->hideDialogs(to_utf8(cmd.argument()), 0);
3475                         break;
3476                 }
3477
3478                 case LFUN_DIALOG_SHOW: {
3479                         string const name = cmd.getArg(0);
3480                         string data = trim(to_utf8(cmd.argument()).substr(name.size()));
3481
3482                         if (name == "character") {
3483                                 data = freefont2string();
3484                                 if (!data.empty())
3485                                         showDialog("character", data);
3486                         } else if (name == "latexlog") {
3487                                 Buffer::LogType type;
3488                                 string const logfile = doc_buffer->logName(&type);
3489                                 switch (type) {
3490                                 case Buffer::latexlog:
3491                                         data = "latex ";
3492                                         break;
3493                                 case Buffer::buildlog:
3494                                         data = "literate ";
3495                                         break;
3496                                 }
3497                                 data += Lexer::quoteString(logfile);
3498                                 showDialog("log", data);
3499                         } else if (name == "vclog") {
3500                                 string const data = "vc " +
3501                                         Lexer::quoteString(doc_buffer->lyxvc().getLogFile());
3502                                 showDialog("log", data);
3503                         } else if (name == "symbols") {
3504                                 data = bv->cursor().getEncoding()->name();
3505                                 if (!data.empty())
3506                                         showDialog("symbols", data);
3507                         // bug 5274
3508                         } else if (name == "prefs" && isFullScreen()) {
3509                                 lfunUiToggle("fullscreen");
3510                                 showDialog("prefs", data);
3511                         } else
3512                                 showDialog(name, data);
3513                         break;
3514                 }
3515
3516                 case LFUN_MESSAGE:
3517                         dr.setMessage(cmd.argument());
3518                         break;
3519
3520                 case LFUN_UI_TOGGLE: {
3521                         string arg = cmd.getArg(0);
3522                         if (!lfunUiToggle(arg)) {
3523                                 docstring const msg = "ui-toggle " + _("%1$s unknown command!");
3524                                 dr.setMessage(bformat(msg, from_utf8(arg)));
3525                         }
3526                         // Make sure the keyboard focus stays in the work area.
3527                         setFocus();
3528                         break;
3529                 }
3530
3531                 case LFUN_SPLIT_VIEW: {
3532                         LASSERT(doc_buffer, break);
3533                         string const orientation = cmd.getArg(0);
3534                         d.splitter_->setOrientation(orientation == "vertical"
3535                                 ? Qt::Vertical : Qt::Horizontal);
3536                         TabWorkArea * twa = addTabWorkArea();
3537                         GuiWorkArea * wa = twa->addWorkArea(*doc_buffer, *this);
3538                         setCurrentWorkArea(wa);
3539                         break;
3540                 }
3541                 case LFUN_CLOSE_TAB_GROUP:
3542                         if (TabWorkArea * twa = d.currentTabWorkArea()) {
3543                                 closeTabWorkArea(twa);
3544                                 d.current_work_area_ = 0;
3545                                 twa = d.currentTabWorkArea();
3546                                 // Switch to the next GuiWorkArea in the found TabWorkArea.
3547                                 if (twa) {
3548                                         // Make sure the work area is up to date.
3549                                         setCurrentWorkArea(twa->currentWorkArea());
3550                                 } else {
3551                                         setCurrentWorkArea(0);
3552                                 }
3553                         }
3554                         break;
3555
3556                 case LFUN_COMPLETION_INLINE:
3557                         if (d.current_work_area_)
3558                                 d.current_work_area_->completer().showInline();
3559                         break;
3560
3561                 case LFUN_COMPLETION_POPUP:
3562                         if (d.current_work_area_)
3563                                 d.current_work_area_->completer().showPopup();
3564                         break;
3565
3566
3567                 case LFUN_COMPLETION_COMPLETE:
3568                         if (d.current_work_area_)
3569                                 d.current_work_area_->completer().tab();
3570                         break;
3571
3572                 case LFUN_COMPLETION_CANCEL:
3573                         if (d.current_work_area_) {
3574                                 if (d.current_work_area_->completer().popupVisible())
3575                                         d.current_work_area_->completer().hidePopup();
3576                                 else
3577                                         d.current_work_area_->completer().hideInline();
3578                         }
3579                         break;
3580
3581                 case LFUN_COMPLETION_ACCEPT:
3582                         if (d.current_work_area_)
3583                                 d.current_work_area_->completer().activate();
3584                         break;
3585
3586                 case LFUN_BUFFER_ZOOM_IN:
3587                 case LFUN_BUFFER_ZOOM_OUT:
3588                         if (cmd.argument().empty()) {
3589                                 if (cmd.action() == LFUN_BUFFER_ZOOM_IN)
3590                                         lyxrc.zoom += 20;
3591                                 else
3592                                         lyxrc.zoom -= 20;
3593                         } else
3594                                 lyxrc.zoom += convert<int>(cmd.argument());
3595
3596                         if (lyxrc.zoom < 10)
3597                                 lyxrc.zoom = 10;
3598
3599                         // The global QPixmapCache is used in GuiPainter to cache text
3600                         // painting so we must reset it.
3601                         QPixmapCache::clear();
3602                         guiApp->fontLoader().update();
3603                         lyx::dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));
3604                         break;
3605
3606                 case LFUN_VC_REGISTER:
3607                 case LFUN_VC_CHECK_IN:
3608                 case LFUN_VC_CHECK_OUT:
3609                 case LFUN_VC_REPO_UPDATE:
3610                 case LFUN_VC_LOCKING_TOGGLE:
3611                 case LFUN_VC_REVERT:
3612                 case LFUN_VC_UNDO_LAST:
3613                 case LFUN_VC_COMMAND:
3614                 case LFUN_VC_COMPARE:
3615                         dispatchVC(cmd, dr);
3616                         break;
3617
3618                 case LFUN_SERVER_GOTO_FILE_ROW:
3619                         goToFileRow(to_utf8(cmd.argument()));
3620                         break;
3621
3622                 case LFUN_FORWARD_SEARCH: {
3623                         Buffer const * doc_master = doc_buffer->masterBuffer();
3624                         FileName const path(doc_master->temppath());
3625                         string const texname = doc_master->isChild(doc_buffer)
3626                                 ? DocFileName(changeExtension(
3627                                         doc_buffer->absFileName(),
3628                                                 "tex")).mangledFileName()
3629                                 : doc_buffer->latexName();
3630                         string const mastername =
3631                                 removeExtension(doc_master->latexName());
3632                         FileName const dviname(addName(path.absFileName(),
3633                                         addExtension(mastername, "dvi")));
3634                         FileName const pdfname(addName(path.absFileName(),
3635                                         addExtension(mastername, "pdf")));
3636                         bool const have_dvi = dviname.exists();
3637                         bool const have_pdf = pdfname.exists();
3638                         if (!have_dvi && !have_pdf) {
3639                                 dr.setMessage(_("Please, preview the document first."));
3640                                 break;
3641                         }
3642                         string outname = dviname.onlyFileName();
3643                         string command = lyxrc.forward_search_dvi;
3644                         if (!have_dvi || (have_pdf &&
3645                             pdfname.lastModified() > dviname.lastModified())) {
3646                                 outname = pdfname.onlyFileName();
3647                                 command = lyxrc.forward_search_pdf;
3648                         }
3649
3650                         int row = doc_buffer->texrow().getRowFromIdPos(bv->cursor().paragraph().id(), bv->cursor().pos());
3651                         LYXERR(Debug::ACTION, "Forward search: row:" << row
3652                                 << " id:" << bv->cursor().paragraph().id());
3653                         if (!row || command.empty()) {
3654                                 dr.setMessage(_("Couldn't proceed."));
3655                                 break;
3656                         }
3657                         string texrow = convert<string>(row);
3658
3659                         command = subst(command, "$$n", texrow);
3660                         command = subst(command, "$$t", texname);
3661                         command = subst(command, "$$o", outname);
3662
3663                         PathChanger p(path);
3664                         Systemcall one;
3665                         one.startscript(Systemcall::DontWait, command);
3666                         break;
3667                 }
3668                 default:
3669                         // The LFUN must be for one of BufferView, Buffer or Cursor;
3670                         // let's try that:
3671                         dispatchToBufferView(cmd, dr);
3672                         break;
3673         }
3674
3675         // Part of automatic menu appearance feature.
3676         if (isFullScreen()) {
3677                 if (menuBar()->isVisible() && lyxrc.full_screen_menubar)
3678                         menuBar()->hide();
3679                 if (statusBar()->isVisible())
3680                         statusBar()->hide();
3681         }
3682 }
3683
3684
3685 bool GuiView::lfunUiToggle(string const & ui_component)
3686 {
3687         if (ui_component == "scrollbar") {
3688                 // hide() is of no help
3689                 if (d.current_work_area_->verticalScrollBarPolicy() ==
3690                         Qt::ScrollBarAlwaysOff)
3691
3692                         d.current_work_area_->setVerticalScrollBarPolicy(
3693                                 Qt::ScrollBarAsNeeded);
3694                 else
3695                         d.current_work_area_->setVerticalScrollBarPolicy(
3696                                 Qt::ScrollBarAlwaysOff);
3697         } else if (ui_component == "statusbar") {
3698                 statusBar()->setVisible(!statusBar()->isVisible());
3699         } else if (ui_component == "menubar") {
3700                 menuBar()->setVisible(!menuBar()->isVisible());
3701         } else
3702 #if QT_VERSION >= 0x040300
3703         if (ui_component == "frame") {
3704                 int l, t, r, b;
3705                 getContentsMargins(&l, &t, &r, &b);
3706                 //are the frames in default state?
3707                 d.current_work_area_->setFrameStyle(QFrame::NoFrame);
3708                 if (l == 0) {
3709                         setContentsMargins(-2, -2, -2, -2);
3710                 } else {
3711                         setContentsMargins(0, 0, 0, 0);
3712                 }
3713         } else
3714 #endif
3715         if (ui_component == "fullscreen") {
3716                 toggleFullScreen();
3717         } else
3718                 return false;
3719         return true;
3720 }
3721
3722
3723 void GuiView::toggleFullScreen()
3724 {
3725         if (isFullScreen()) {
3726                 for (int i = 0; i != d.splitter_->count(); ++i)
3727                         d.tabWorkArea(i)->setFullScreen(false);
3728 #if QT_VERSION >= 0x040300
3729                 setContentsMargins(0, 0, 0, 0);
3730 #endif
3731                 setWindowState(windowState() ^ Qt::WindowFullScreen);
3732                 restoreLayout();
3733                 menuBar()->show();
3734                 statusBar()->show();
3735         } else {
3736                 // bug 5274
3737                 hideDialogs("prefs", 0);
3738                 for (int i = 0; i != d.splitter_->count(); ++i)
3739                         d.tabWorkArea(i)->setFullScreen(true);
3740 #if QT_VERSION >= 0x040300
3741                 setContentsMargins(-2, -2, -2, -2);
3742 #endif
3743                 saveLayout();
3744                 setWindowState(windowState() ^ Qt::WindowFullScreen);
3745                 statusBar()->hide();
3746                 if (lyxrc.full_screen_menubar)
3747                         menuBar()->hide();
3748                 if (lyxrc.full_screen_toolbars) {
3749                         ToolbarMap::iterator end = d.toolbars_.end();
3750                         for (ToolbarMap::iterator it = d.toolbars_.begin(); it != end; ++it)
3751                                 it->second->hide();
3752                 }
3753         }
3754
3755         // give dialogs like the TOC a chance to adapt
3756         updateDialogs();
3757 }
3758
3759
3760 Buffer const * GuiView::updateInset(Inset const * inset)
3761 {
3762         if (!inset)
3763                 return 0;
3764
3765         Buffer const * inset_buffer = &(inset->buffer());
3766
3767         for (int i = 0; i != d.splitter_->count(); ++i) {
3768                 GuiWorkArea * wa = d.tabWorkArea(i)->currentWorkArea();
3769                 if (!wa)
3770                         continue;
3771                 Buffer const * buffer = &(wa->bufferView().buffer());
3772                 if (inset_buffer == buffer)
3773                         wa->scheduleRedraw();
3774         }
3775         return inset_buffer;
3776 }
3777
3778
3779 void GuiView::restartCursor()
3780 {
3781         /* When we move around, or type, it's nice to be able to see
3782          * the cursor immediately after the keypress.
3783          */
3784         if (d.current_work_area_)
3785                 d.current_work_area_->startBlinkingCursor();
3786
3787         // Take this occasion to update the other GUI elements.
3788         updateDialogs();
3789         updateStatusBar();
3790 }
3791
3792
3793 void GuiView::updateCompletion(Cursor & cur, bool start, bool keep)
3794 {
3795         if (d.current_work_area_)
3796                 d.current_work_area_->completer().updateVisibility(cur, start, keep);
3797 }
3798
3799 namespace {
3800
3801 // This list should be kept in sync with the list of insets in
3802 // src/insets/Inset.cpp.  I.e., if a dialog goes with an inset, the
3803 // dialog should have the same name as the inset.
3804 // Changes should be also recorded in LFUN_DIALOG_SHOW doxygen
3805 // docs in LyXAction.cpp.
3806
3807 char const * const dialognames[] = {
3808
3809 "aboutlyx", "bibitem", "bibtex", "box", "branch", "changes", "character",
3810 "citation", "compare", "comparehistory", "document", "errorlist", "ert",
3811 "external", "file", "findreplace", "findreplaceadv", "float", "graphics",
3812 "href", "include", "index", "index_print", "info", "listings", "label", "line",
3813 "log", "mathdelimiter", "mathmatrix", "mathspace", "nomenclature",
3814 "nomencl_print", "note", "paragraph", "phantom", "prefs", "print", "ref",
3815 "sendto", "space", "spellchecker", "symbols", "tabular", "tabularcreate",
3816 "thesaurus", "texinfo", "toc", "view-source", "vspace", "wrap", "progress"};
3817
3818 char const * const * const end_dialognames =
3819         dialognames + (sizeof(dialognames) / sizeof(char *));
3820
3821 class cmpCStr {
3822 public:
3823         cmpCStr(char const * name) : name_(name) {}
3824         bool operator()(char const * other) {
3825                 return strcmp(other, name_) == 0;
3826         }
3827 private:
3828         char const * name_;
3829 };
3830
3831
3832 bool isValidName(string const & name)
3833 {
3834         return find_if(dialognames, end_dialognames,
3835                                 cmpCStr(name.c_str())) != end_dialognames;
3836 }
3837
3838 } // namespace anon
3839
3840
3841 void GuiView::resetDialogs()
3842 {
3843         // Make sure that no LFUN uses any GuiView.
3844         guiApp->setCurrentView(0);
3845         saveLayout();
3846         saveUISettings();
3847         menuBar()->clear();
3848         constructToolbars();
3849         guiApp->menus().fillMenuBar(menuBar(), this, false);
3850         d.layout_->updateContents(true);
3851         // Now update controls with current buffer.
3852         guiApp->setCurrentView(this);
3853         restoreLayout();
3854         restartCursor();
3855 }
3856
3857
3858 Dialog * GuiView::findOrBuild(string const & name, bool hide_it)
3859 {
3860         if (!isValidName(name))
3861                 return 0;
3862
3863         map<string, DialogPtr>::iterator it = d.dialogs_.find(name);
3864
3865         if (it != d.dialogs_.end()) {
3866                 if (hide_it)
3867                         it->second->hideView();
3868                 return it->second.get();
3869         }
3870
3871         Dialog * dialog = build(name);
3872         d.dialogs_[name].reset(dialog);
3873         if (lyxrc.allow_geometry_session)
3874                 dialog->restoreSession();
3875         if (hide_it)
3876                 dialog->hideView();
3877         return dialog;
3878 }
3879
3880
3881 void GuiView::showDialog(string const & name, string const & data,
3882         Inset * inset)
3883 {
3884         triggerShowDialog(toqstr(name), toqstr(data), inset);
3885 }
3886
3887
3888 void GuiView::doShowDialog(QString const & qname, QString const & qdata,
3889         Inset * inset)
3890 {
3891         if (d.in_show_)
3892                 return;
3893
3894         const string name = fromqstr(qname);
3895         const string data = fromqstr(qdata);
3896
3897         d.in_show_ = true;
3898         try {
3899                 Dialog * dialog = findOrBuild(name, false);
3900                 if (dialog) {
3901                         bool const visible = dialog->isVisibleView();
3902                         dialog->showData(data);
3903                         if (inset && currentBufferView())
3904                                 currentBufferView()->editInset(name, inset);
3905                         // We only set the focus to the new dialog if it was not yet
3906                         // visible in order not to change the existing previous behaviour
3907                         if (visible) {
3908                                 // activateWindow is needed for floating dockviews
3909                                 dialog->asQWidget()->raise();
3910                                 dialog->asQWidget()->activateWindow();
3911                                 dialog->asQWidget()->setFocus();
3912                         }
3913                 }
3914         }
3915         catch (ExceptionMessage const & ex) {
3916                 d.in_show_ = false;
3917                 throw ex;
3918         }
3919         d.in_show_ = false;
3920 }
3921
3922
3923 bool GuiView::isDialogVisible(string const & name) const
3924 {
3925         map<string, DialogPtr>::const_iterator it = d.dialogs_.find(name);
3926         if (it == d.dialogs_.end())
3927                 return false;
3928         return it->second.get()->isVisibleView() && !it->second.get()->isClosing();
3929 }
3930
3931
3932 void GuiView::hideDialog(string const & name, Inset * inset)
3933 {
3934         map<string, DialogPtr>::const_iterator it = d.dialogs_.find(name);
3935         if (it == d.dialogs_.end())
3936                 return;
3937
3938         if (inset) {
3939                 if (!currentBufferView())
3940                         return;
3941                 if (inset != currentBufferView()->editedInset(name))
3942                         return;
3943         }
3944
3945         Dialog * const dialog = it->second.get();
3946         if (dialog->isVisibleView())
3947                 dialog->hideView();
3948         if (currentBufferView())
3949                 currentBufferView()->editInset(name, 0);
3950 }
3951
3952
3953 void GuiView::disconnectDialog(string const & name)
3954 {
3955         if (!isValidName(name))
3956                 return;
3957         if (currentBufferView())
3958                 currentBufferView()->editInset(name, 0);
3959 }
3960
3961
3962 void GuiView::hideAll() const
3963 {
3964         map<string, DialogPtr>::const_iterator it  = d.dialogs_.begin();
3965         map<string, DialogPtr>::const_iterator end = d.dialogs_.end();
3966
3967         for(; it != end; ++it)
3968                 it->second->hideView();
3969 }
3970
3971
3972 void GuiView::updateDialogs()
3973 {
3974         map<string, DialogPtr>::const_iterator it  = d.dialogs_.begin();
3975         map<string, DialogPtr>::const_iterator end = d.dialogs_.end();
3976
3977         for(; it != end; ++it) {
3978                 Dialog * dialog = it->second.get();
3979                 if (dialog) {
3980                         if (dialog->needBufferOpen() && !documentBufferView())
3981                                 hideDialog(fromqstr(dialog->name()), 0);
3982                         else if (dialog->isVisibleView())
3983                                 dialog->checkStatus();
3984                 }
3985         }
3986         updateToolbars();
3987         updateLayoutList();
3988 }
3989
3990 Dialog * createDialog(GuiView & lv, string const & name);
3991
3992 // will be replaced by a proper factory...
3993 Dialog * createGuiAbout(GuiView & lv);
3994 Dialog * createGuiBibtex(GuiView & lv);
3995 Dialog * createGuiChanges(GuiView & lv);
3996 Dialog * createGuiCharacter(GuiView & lv);
3997 Dialog * createGuiCitation(GuiView & lv);
3998 Dialog * createGuiCompare(GuiView & lv);
3999 Dialog * createGuiCompareHistory(GuiView & lv);
4000 Dialog * createGuiDelimiter(GuiView & lv);
4001 Dialog * createGuiDocument(GuiView & lv);
4002 Dialog * createGuiErrorList(GuiView & lv);
4003 Dialog * createGuiExternal(GuiView & lv);
4004 Dialog * createGuiGraphics(GuiView & lv);
4005 Dialog * createGuiInclude(GuiView & lv);
4006 Dialog * createGuiIndex(GuiView & lv);
4007 Dialog * createGuiListings(GuiView & lv);
4008 Dialog * createGuiLog(GuiView & lv);
4009 Dialog * createGuiMathMatrix(GuiView & lv);
4010 Dialog * createGuiNote(GuiView & lv);
4011 Dialog * createGuiParagraph(GuiView & lv);
4012 Dialog * createGuiPhantom(GuiView & lv);
4013 Dialog * createGuiPreferences(GuiView & lv);
4014 Dialog * createGuiPrint(GuiView & lv);
4015 Dialog * createGuiPrintindex(GuiView & lv);
4016 Dialog * createGuiRef(GuiView & lv);
4017 Dialog * createGuiSearch(GuiView & lv);
4018 Dialog * createGuiSearchAdv(GuiView & lv);
4019 Dialog * createGuiSendTo(GuiView & lv);
4020 Dialog * createGuiShowFile(GuiView & lv);
4021 Dialog * createGuiSpellchecker(GuiView & lv);
4022 Dialog * createGuiSymbols(GuiView & lv);
4023 Dialog * createGuiTabularCreate(GuiView & lv);
4024 Dialog * createGuiTexInfo(GuiView & lv);
4025 Dialog * createGuiToc(GuiView & lv);
4026 Dialog * createGuiThesaurus(GuiView & lv);
4027 Dialog * createGuiViewSource(GuiView & lv);
4028 Dialog * createGuiWrap(GuiView & lv);
4029 Dialog * createGuiProgressView(GuiView & lv);
4030
4031
4032
4033 Dialog * GuiView::build(string const & name)
4034 {
4035         LASSERT(isValidName(name), return 0);
4036
4037         Dialog * dialog = createDialog(*this, name);
4038         if (dialog)
4039                 return dialog;
4040
4041         if (name == "aboutlyx")
4042                 return createGuiAbout(*this);
4043         if (name == "bibtex")
4044                 return createGuiBibtex(*this);
4045         if (name == "changes")
4046                 return createGuiChanges(*this);
4047         if (name == "character")
4048                 return createGuiCharacter(*this);
4049         if (name == "citation")
4050                 return createGuiCitation(*this);
4051         if (name == "compare")
4052                 return createGuiCompare(*this);
4053         if (name == "comparehistory")
4054                 return createGuiCompareHistory(*this);
4055         if (name == "document")
4056                 return createGuiDocument(*this);
4057         if (name == "errorlist")
4058                 return createGuiErrorList(*this);
4059         if (name == "external")
4060                 return createGuiExternal(*this);
4061         if (name == "file")
4062                 return createGuiShowFile(*this);
4063         if (name == "findreplace")
4064                 return createGuiSearch(*this);
4065         if (name == "findreplaceadv")
4066                 return createGuiSearchAdv(*this);
4067         if (name == "graphics")
4068                 return createGuiGraphics(*this);
4069         if (name == "include")
4070                 return createGuiInclude(*this);
4071         if (name == "index")
4072                 return createGuiIndex(*this);
4073         if (name == "index_print")
4074                 return createGuiPrintindex(*this);
4075         if (name == "listings")
4076                 return createGuiListings(*this);
4077         if (name == "log")
4078                 return createGuiLog(*this);
4079         if (name == "mathdelimiter")
4080                 return createGuiDelimiter(*this);
4081         if (name == "mathmatrix")
4082                 return createGuiMathMatrix(*this);
4083         if (name == "note")
4084                 return createGuiNote(*this);
4085         if (name == "paragraph")
4086                 return createGuiParagraph(*this);
4087         if (name == "phantom")
4088                 return createGuiPhantom(*this);
4089         if (name == "prefs")
4090                 return createGuiPreferences(*this);
4091         if (name == "print")
4092                 return createGuiPrint(*this);
4093         if (name == "ref")
4094                 return createGuiRef(*this);
4095         if (name == "sendto")
4096                 return createGuiSendTo(*this);
4097         if (name == "spellchecker")
4098                 return createGuiSpellchecker(*this);
4099         if (name == "symbols")
4100                 return createGuiSymbols(*this);
4101         if (name == "tabularcreate")
4102                 return createGuiTabularCreate(*this);
4103         if (name == "texinfo")
4104                 return createGuiTexInfo(*this);
4105         if (name == "thesaurus")
4106                 return createGuiThesaurus(*this);
4107         if (name == "toc")
4108                 return createGuiToc(*this);
4109         if (name == "view-source")
4110                 return createGuiViewSource(*this);
4111         if (name == "wrap")
4112                 return createGuiWrap(*this);
4113         if (name == "progress")
4114                 return createGuiProgressView(*this);
4115
4116         return 0;
4117 }
4118
4119
4120 } // namespace frontend
4121 } // namespace lyx
4122
4123 #include "moc_GuiView.cpp"