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 "GuiImplementation.h"
  19 #include "GuiWorkArea.h"
  20 #include "QKeySymbol.h"
  21 #include "QLMenubar.h"
  22 #include "QLToolbar.h"
  23 #include "QCommandBuffer.h"
  24 #include "qt_helpers.h"
  25
  26 #include "frontends/Application.h"
  27 #include "frontends/Gui.h"
  28 #include "frontends/WorkArea.h"
  29
  30 #include "support/filetools.h"
  31 #include "support/convert.h"
  32 #include "support/lstrings.h"
  33
  34 #include "BufferView.h"
  35 #include "BufferList.h"
  36 #include "debug.h"
  37 #include "FuncRequest.h"
  38 #include "callback.h"
  39 #include "LyXRC.h"
  40 #include "LyX.h"
  41 #include "Session.h"
  42 #include "LyXFunc.h"
  43 #include "MenuBackend.h"
  44 #include "Buffer.h"
  45 #include "BufferList.h"
  46
  47 #include <QAction>
  48 #include <QApplication>
  49 #include <QCloseEvent>
  50 #include <QPixmap>
  51 #include <QStatusBar>
  52 #include <QToolBar>
  53 #include <QTabBar>
  54 #include <QDesktopWidget>
  55 #include <QVBoxLayout>
  56 #include <QHBoxLayout>
  57 #include <QPushButton>
  58
  59
  60 #include <boost/bind.hpp>
  61 #include <boost/shared_ptr.hpp>
  62
  63 using std::endl;
  64 using std::string;
  65 using std::vector;
  66
  67 namespace lyx {
  68
  69 using support::FileName;
  70 using support::libFileSearch;
  71 using support::makeDisplayPath;
  72
  73 namespace frontend {
  74
  75 namespace {
  76
  77 int const statusbar_timer_value = 3000;
  78
  79 class TabWidget : public QWidget
  80 {
  81         QHBoxLayout* hlayout;
  82 public:
  83         QTabBar* tabbar;
  84         QPushButton* closeTabButton;
  85
  86         void hideTabsIfNecessary()
  87         {
  88                 if (tabbar->count() > 1) {
  89                         tabbar->show();
  90                         closeTabButton->show();
  91                 } else {
  92                         tabbar->hide();
  93                         closeTabButton->hide();
  94                 }
  95         }
  96
  97         TabWidget(QWidget* w, bool topTabBar)
  98         {
  99                 closeTabButton = new QPushButton(this);
 100                 FileName const file = support::libFileSearch("images", "closetab", "xpm");
 101                 if (!file.empty()) {
 102                         QPixmap pm(toqstr(file.absFilename()));
 103                         closeTabButton->setIcon(QIcon(pm));
 104                         closeTabButton->setMaximumSize(pm.size());
 105                         closeTabButton->setFlat(true);
 106                 } else {
 107                         closeTabButton->setText("Close");
 108                 }
 109                 closeTabButton->setCursor(Qt::ArrowCursor);
 110                 closeTabButton->setToolTip(tr("Close tab"));
 111                 closeTabButton->setEnabled(true);
 112
 113                 tabbar = new QTabBar;
 114 #if QT_VERSION >= 0x040200
 115                 tabbar->setUsesScrollButtons(true);
 116 #endif
 117                 hlayout = new QHBoxLayout;
 118                 QVBoxLayout* vlayout = new QVBoxLayout;
 119                 hlayout->addWidget(tabbar);
 120                 hlayout->addWidget(closeTabButton);
 121                 if (topTabBar) {
 122                         vlayout->addLayout(hlayout);
 123                         vlayout->addWidget(w);
 124                 } else {
 125                         tabbar->setShape(QTabBar::RoundedSouth);
 126                         vlayout->addWidget(w);
 127                         vlayout->addLayout(hlayout);
 128                 }
 129                 vlayout->setMargin(0);
 130                 vlayout->setSpacing(0);
 131                 hlayout->setMargin(0);
 132                 setLayout(vlayout);
 133                 hideTabsIfNecessary();
 134         }
 135
 136         void clearTabbar()
 137         {
 138                 for (int i = tabbar->count() - 1; i >= 0; --i)
 139                         tabbar->removeTab(i);
 140         }
 141 };
 142
 143 } // namespace anon
 144
 145
 146 struct GuiView::GuiViewPrivate
 147 {
 148         vector<string> tabnames;
 149         string cur_title;
 150
 151         TabWidget* tabWidget;
 152
 153         int posx_offset;
 154         int posy_offset;
 155
 156         GuiViewPrivate() : tabWidget(0), posx_offset(0), posy_offset(0)
 157         {}
 158
 159         unsigned int smallIconSize;
 160         unsigned int normalIconSize;
 161         unsigned int bigIconSize;
 162         // static needed by "New Window"
 163         static unsigned int lastIconSize;
 164
 165         QMenu* toolBarPopup(GuiView *parent)
 166         {
 167                 // FIXME: translation
 168                 QMenu* menu = new QMenu(parent);
 169                 QActionGroup *iconSizeGroup = new QActionGroup(parent);
 170
 171                 QAction *smallIcons = new QAction(iconSizeGroup);
 172                 smallIcons->setText(qt_("Small-sized icons"));
 173                 smallIcons->setCheckable(true);
 174                 QObject::connect(smallIcons, SIGNAL(triggered()), parent, SLOT(smallSizedIcons()));
 175                 menu->addAction(smallIcons);
 176
 177                 QAction *normalIcons = new QAction(iconSizeGroup);
 178                 normalIcons->setText(qt_("Normal-sized icons"));
 179                 normalIcons->setCheckable(true);
 180                 QObject::connect(normalIcons, SIGNAL(triggered()), parent, SLOT(normalSizedIcons()));
 181                 menu->addAction(normalIcons);
 182
 183                 QAction *bigIcons = new QAction(iconSizeGroup);
 184                 bigIcons->setText(qt_("Big-sized icons"));
 185                 bigIcons->setCheckable(true);
 186                 QObject::connect(bigIcons, SIGNAL(triggered()), parent, SLOT(bigSizedIcons()));
 187                 menu->addAction(bigIcons);
 188
 189                 unsigned int cur = parent->iconSize().width();
 190                 if ( cur == parent->d.smallIconSize)
 191                         smallIcons->setChecked(true);
 192                 else if (cur == parent->d.normalIconSize)
 193                         normalIcons->setChecked(true);
 194                 else if (cur == parent->d.bigIconSize)
 195                         bigIcons->setChecked(true);
 196
 197                 return menu;
 198         }
 199 };
 200
 201
 202 unsigned int GuiView::GuiViewPrivate::lastIconSize = 0;
 203
 204
 205 GuiView::GuiView(int id)
 206         : QMainWindow(), LyXView(id), commandbuffer_(0), quitting_by_menu_(false),
 207           d(*new GuiViewPrivate)
 208 {
 209         // Qt bug? signal lastWindowClosed does not work
 210         setAttribute(Qt::WA_QuitOnClose, false);
 211         setAttribute(Qt::WA_DeleteOnClose, true);
 212
 213         // hardcode here the platform specific icon size
 214         d.smallIconSize = 14;   // scaling problems
 215         d.normalIconSize = 20;  // ok, default
 216         d.bigIconSize = 26;             // better for some math icons
 217
 218 #ifndef Q_WS_MACX
 219         //  assign an icon to main form. We do not do it under Qt/Mac,
 220         //  since the icon is provided in the application bundle.
 221         FileName const iconname = libFileSearch("images", "lyx", "xpm");
 222         if (!iconname.empty())
 223                 setWindowIcon(QPixmap(toqstr(iconname.absFilename())));
 224 #endif
 225 }
 226
 227
 228 GuiView::~GuiView()
 229 {
 230         menubar_.reset();
 231         delete &d;
 232 }
 233
 234
 235 void GuiView::close()
 236 {
 237         quitting_by_menu_ = true;
 238         QMainWindow::close();
 239         quitting_by_menu_ = false;
 240 }
 241
 242
 243 void GuiView::setFocus()
 244 {
 245         BOOST_ASSERT(work_area_);
 246         static_cast<GuiWorkArea *>(work_area_)->setFocus();
 247 }
 248
 249
 250 QMenu* GuiView::createPopupMenu()
 251 {
 252         return d.toolBarPopup(this);
 253 }
 254
 255
 256 void GuiView::init()
 257 {
 258         menubar_.reset(new QLMenubar(this, menubackend));
 259         QObject::connect(menuBar(), SIGNAL(triggered(QAction *)),
 260                 this, SLOT(updateMenu(QAction *)));
 261
 262         getToolbars().init();
 263
 264         statusBar()->setSizeGripEnabled(true);
 265
 266         QObject::connect(&statusbar_timer_, SIGNAL(timeout()),
 267                 this, SLOT(update_view_state_qt()));
 268
 269         BOOST_ASSERT(work_area_);
 270         if (!work_area_->bufferView().buffer() && !theBufferList().empty())
 271                 setBuffer(theBufferList().first());
 272
 273         // make sure the buttons are disabled if needed
 274         updateToolbars();
 275         updateLayoutChoice();
 276         updateMenubar();
 277 }
 278
 279
 280 void GuiView::closeEvent(QCloseEvent * close_event)
 281 {
 282         // we may have been called through the close window button
 283         // which bypasses the LFUN machinery.
 284         if (!quitting_by_menu_ && theApp()->gui().viewIds().size() == 1) {
 285                 if (!theBufferList().quitWriteAll()) {
 286                         close_event->ignore();
 287                         return;
 288                 }
 289         }
 290
 291         // Make sure that no LFUN use this close to be closed View.
 292         theLyXFunc().setLyXView(0);
 293         // Make sure the timer time out will not trigger a statusbar update.
 294         statusbar_timer_.stop();
 295
 296         theApp()->gui().unregisterView(id());
 297         if (!theApp()->gui().viewIds().empty()) {
 298                 quitting = true;
 299                 // Just close the window and do nothing else if this is not the
 300                 // last window.
 301                 close_event->accept();
 302                 return;
 303         }
 304
 305         if (view()->buffer()) {
 306                 // save cursor position for opened files to .lyx/session
 307                 // only bottom (whole doc) level pit and pos is saved.
 308                 LyX::ref().session().lastFilePos().save(
 309                         FileName(buffer()->fileName()),
 310                         boost::tie(view()->cursor().bottom().pit(),
 311                         view()->cursor().bottom().pos()));
 312         }
 313
 314         // this is the place where we leave the frontend.
 315         // it is the only point at which we start quitting.
 316         saveGeometry();
 317         close_event->accept();
 318         // quit the event loop
 319         qApp->quit();
 320 }
 321
 322
 323 void GuiView::saveGeometry()
 324 {
 325         static bool done = false;
 326         if (done)
 327                 return;
 328         else
 329                 done = true;
 330
 331         // FIXME:
 332         // change the ifdef to 'geometry = normalGeometry();' only
 333         // when Trolltech has fixed the broken normalGeometry on X11:
 334         // http://www.trolltech.com/developer/task-tracker/index_html?id=119684+&method=entry
 335         // Then also the moveEvent, resizeEvent, and the
 336         // code for floatingGeometry_ can be removed;
 337         // adjust GuiView::setGeometry()
 338
 339         QRect normal_geometry;
 340         int maximized;
 341 #ifdef Q_WS_WIN
 342         normal_geometry = normalGeometry();
 343         if (isMaximized()) {
 344                 maximized = CompletelyMaximized;
 345         } else {
 346                 maximized = NotMaximized;
 347         }
 348 #else
 349         normal_geometry = updateFloatingGeometry();
 350
 351         QDesktopWidget& dw = *qApp->desktop();
 352         QRect desk = dw.availableGeometry(dw.primaryScreen());
 353         // Qt bug on Linux: load completely maximized, vert max. save-> frameGeometry().height() is wrong
 354         if (isMaximized() && desk.width() <= frameGeometry().width() && desk.height() <= frameGeometry().height()) {
 355                 maximized = CompletelyMaximized;
 356                 // maximizing does not work when the window is allready hor. or vert. maximized
 357                 // Tested only on KDE
 358                 int dh = frameGeometry().height() - height();
 359                 if (desk.height() <= normal_geometry.height() + dh)
 360                         normal_geometry.setHeight(normal_geometry.height() - 1);
 361                 int dw = frameGeometry().width() - width();
 362                 if (desk.width() <= normal_geometry.width() + dw)
 363                         normal_geometry.setWidth(normal_geometry.width() - 1);
 364         } else if (desk.height() <= frameGeometry().height()) {
 365                 maximized = VerticallyMaximized;
 366         } else if (desk.width() <= frameGeometry().width()) {
 367                 maximized = HorizontallyMaximized;
 368         } else {
 369                 maximized = NotMaximized;
 370         }
 371
 372
 373 #endif
 374         // save windows size and position
 375         Session & session = LyX::ref().session();
 376         session.sessionInfo().save("WindowWidth", convert<string>(normal_geometry.width()));
 377         session.sessionInfo().save("WindowHeight", convert<string>(normal_geometry.height()));
 378         session.sessionInfo().save("WindowMaximized", convert<string>(maximized));
 379         session.sessionInfo().save("IconSizeXY", convert<string>(iconSize().width()));
 380         if (lyxrc.geometry_xysaved) {
 381                 session.sessionInfo().save("WindowPosX", convert<string>(normal_geometry.x() + d.posx_offset));
 382                 session.sessionInfo().save("WindowPosY", convert<string>(normal_geometry.y() + d.posy_offset));
 383         }
 384         getToolbars().saveToolbarInfo();
 385 }
 386
 387
 388 void GuiView::setGeometry(unsigned int width,
 389                           unsigned int height,
 390                           int posx, int posy,
 391                           int maximized,
 392                           unsigned int iconSizeXY,
 393                           const string & geometryArg)
 394 {
 395         // use last value (not at startup)
 396         if (d.lastIconSize != 0)
 397                 setIconSize(d.lastIconSize);
 398         else if (iconSizeXY != 0)
 399                 setIconSize(iconSizeXY);
 400         else
 401                 setIconSize(d.normalIconSize);
 402
 403         // only true when the -geometry option was NOT used
 404         if (width != 0 && height != 0) {
 405                 if (posx != -1 && posy != -1) {
 406                         // if there are startup positioning problems:
 407                         // http://doc.trolltech.com/4.2/qdesktopwidget.html
 408                         QDesktopWidget& dw = *qApp->desktop();
 409                         if (dw.isVirtualDesktop()) {
 410                                 if(!dw.geometry().contains(posx, posy)) {
 411                                         posx = 50;
 412                                         posy = 50;
 413                                 }
 414                         } else {
 415                                 // Which system doesn't use a virtual desktop?
 416                                 // TODO save also last screen number and check if it is still availabe.
 417                         }
 418 #ifdef Q_WS_WIN
 419                         // FIXME: use setGeometry only when Trolltech has fixed the qt4/X11 bug
 420                         QWidget::setGeometry(posx, posy, width, height);
 421 #else
 422                         resize(width, height);
 423                         move(posx, posy);
 424 #endif
 425                 } else {
 426                         resize(width, height);
 427                 }
 428
 429                 // remember original size
 430                 floatingGeometry_ = QRect(posx, posy, width, height);
 431
 432                 if (maximized != NotMaximized) {
 433                         if (maximized == CompletelyMaximized) {
 434                                 setWindowState(Qt::WindowMaximized);
 435                         } else {
 436 #ifndef Q_WS_WIN
 437                                 // TODO How to set by the window manager?
 438                                 //      setWindowState(Qt::WindowVerticallyMaximized);
 439                                 //      is not possible
 440                                 QDesktopWidget& dw = *qApp->desktop();
 441                                 QRect desk = dw.availableGeometry(dw.primaryScreen());
 442                                 if (maximized == VerticallyMaximized)
 443                                         resize(width, desk.height());
 444                                 if (maximized == HorizontallyMaximized)
 445                                         resize(desk.width(), height);
 446 #endif
 447                         }
 448                 }
 449         }
 450         else
 451         {
 452                 // FIXME: move this code into parse_geometry() (LyX.cpp)
 453 #ifdef Q_WS_WIN
 454                 int x, y;
 455                 int w, h;
 456                 QRegExp re( "[=]*(?:([0-9]+)[xX]([0-9]+)){0,1}[ ]*(?:([+-][0-9]*)([+-][0-9]*)){0,1}" );
 457                 re.indexIn(toqstr(geometryArg.c_str()));
 458                 w = re.cap(1).toInt();
 459                 h = re.cap(2).toInt();
 460                 x = re.cap(3).toInt();
 461                 y = re.cap(4).toInt();
 462                 QWidget::setGeometry( x, y, w, h );
 463 #else
 464                 // silence warning
 465                 (void)geometryArg;
 466 #endif
 467         }
 468
 469         show();
 470
 471         // For an unknown reason, the Window title update is not effective for
 472         // the second windows up until it is shown on screen (Qt bug?).
 473         updateWindowTitle();
 474
 475         // after show geometry() has changed (Qt bug?)
 476         // we compensate the drift when storing the position
 477         d.posx_offset = 0;
 478         d.posy_offset = 0;
 479         if (width != 0 && height != 0)
 480                 if (posx != -1 && posy != -1) {
 481 #ifdef Q_WS_WIN
 482                         d.posx_offset = posx - normalGeometry().x();
 483                         d.posy_offset = posy - normalGeometry().y();
 484 #else
 485 #ifndef Q_WS_MACX
 486                         if (maximized == NotMaximized) {
 487                                 d.posx_offset = posx - geometry().x();
 488                                 d.posy_offset = posy - geometry().y();
 489                         }
 490 #endif
 491 #endif
 492                 }
 493 }
 494
 495
 496 void GuiView::updateMenu(QAction * /*action*/)
 497 {
 498         menubar_->update();
 499 }
 500
 501
 502 void GuiView::setWindowTitle(docstring const & t, docstring const & it)
 503 {
 504         QString title = windowTitle();
 505         QString new_title = toqstr(t);
 506         if (title != new_title) {
 507                 QMainWindow::setWindowTitle(new_title);
 508                 QMainWindow::setWindowIconText(toqstr(it));
 509         }
 510 }
 511
 512
 513 void GuiView::addCommandBuffer(QToolBar * toolbar)
 514 {
 515         commandbuffer_ = new QCommandBuffer(this, *controlcommand_);
 516         focus_command_buffer.connect(boost::bind(&GuiView::focus_command_widget, this));
 517         toolbar->addWidget(commandbuffer_);
 518 }
 519
 520
 521 void GuiView::message(docstring const & str)
 522 {
 523         statusBar()->showMessage(toqstr(str));
 524         statusbar_timer_.stop();
 525         statusbar_timer_.start(statusbar_timer_value);
 526 }
 527
 528
 529 void GuiView::clearMessage()
 530 {
 531         update_view_state_qt();
 532 }
 533
 534
 535 void GuiView::setIconSize(unsigned int size)
 536 {
 537         d.lastIconSize = size;
 538         QMainWindow::setIconSize(QSize(size, size));
 539 }
 540
 541
 542 void GuiView::smallSizedIcons()
 543 {
 544         setIconSize(d.smallIconSize);
 545 }
 546
 547
 548 void GuiView::normalSizedIcons()
 549 {
 550         setIconSize(d.normalIconSize);
 551 }
 552
 553
 554 void GuiView::bigSizedIcons()
 555 {
 556         setIconSize(d.bigIconSize);
 557 }
 558
 559
 560 void GuiView::focus_command_widget()
 561 {
 562         if (commandbuffer_)
 563                 commandbuffer_->focus_command();
 564 }
 565
 566
 567 void GuiView::update_view_state_qt()
 568 {
 569         statusBar()->showMessage(toqstr(theLyXFunc().viewStatusMessage()));
 570         statusbar_timer_.stop();
 571 }
 572
 573
 574 void GuiView::initTab(QWidget* workarea)
 575 {
 576         // construct the TabWidget with 'false' to have the tabbar at the bottom
 577         d.tabWidget = new TabWidget(workarea, true);
 578         setCentralWidget(d.tabWidget);
 579         QObject::connect(d.tabWidget->tabbar, SIGNAL(currentChanged(int)),
 580                         this, SLOT(currentTabChanged(int)));
 581         QObject::connect(d.tabWidget->closeTabButton, SIGNAL(clicked()),
 582                         this, SLOT(closeCurrentTab()));
 583 }
 584
 585
 586 void GuiView::updateTab()
 587 {
 588         std::vector<string> const & names = theBufferList().getFileNames();
 589
 590         string cur_title;
 591         if (view()->buffer()) {
 592                 cur_title = view()->buffer()->fileName();
 593         }
 594
 595         // avoid unnecessary tabbar rebuild:
 596         // check if something has changed
 597         if (d.tabnames == names && d.cur_title == cur_title)
 598                 return;
 599         d.tabnames = names;
 600         d.cur_title = cur_title;
 601
 602         QTabBar & tabbar = *d.tabWidget->tabbar;
 603
 604         // update when all is done
 605         tabbar.blockSignals(true);
 606
 607         // remove all tab bars
 608         d.tabWidget->clearTabbar();
 609
 610         // rebuild tabbar and function map from scratch
 611         if (names.size() > 1) {
 612                 for(size_t i = 0; i < names.size(); i++) {
 613                         tabbar.addTab(toqstr(makeDisplayPath(names[i], 30)));
 614                         // set current tab
 615                         if (names[i] == cur_title)
 616                                 tabbar.setCurrentIndex(i);
 617                 }
 618         }
 619         tabbar.blockSignals(false);
 620         d.tabWidget->hideTabsIfNecessary();
 621 }
 622
 623
 624 void GuiView::closeCurrentTab()
 625 {
 626         dispatch(FuncRequest(LFUN_BUFFER_CLOSE));
 627 }
 628
 629
 630 void GuiView::currentTabChanged(int i)
 631 {
 632         BOOST_ASSERT(i >= 0 && size_type(i) < d.tabnames.size());
 633         dispatch(FuncRequest(LFUN_BUFFER_SWITCH, d.tabnames[i]));
 634 }
 635
 636
 637 void GuiView::updateStatusBar()
 638 {
 639         // let the user see the explicit message
 640         if (statusbar_timer_.isActive())
 641                 return;
 642
 643         statusBar()->showMessage(toqstr(theLyXFunc().viewStatusMessage()));
 644 }
 645
 646
 647 void GuiView::activated(FuncRequest const & func)
 648 {
 649         dispatch(func);
 650 }
 651
 652
 653 bool GuiView::hasFocus() const
 654 {
 655         return qApp->activeWindow() == this;
 656 }
 657
 658
 659 QRect  GuiView::updateFloatingGeometry()
 660 {
 661         QDesktopWidget& dw = *qApp->desktop();
 662         QRect desk = dw.availableGeometry(dw.primaryScreen());
 663         // remember only non-maximized sizes
 664         if (!isMaximized() && desk.width() > frameGeometry().width() && desk.height() > frameGeometry().height()) {
 665                 floatingGeometry_ = QRect(x(), y(), width(), height());
 666         }
 667         return floatingGeometry_;
 668 }
 669
 670
 671 void GuiView::resizeEvent(QResizeEvent *)
 672 {
 673         updateFloatingGeometry();
 674 }
 675
 676
 677 void GuiView::moveEvent(QMoveEvent *)
 678 {
 679         updateFloatingGeometry();
 680 }
 681
 682
 683 bool GuiView::event(QEvent * e)
 684 {
 685         // Useful debug code:
 686         /*
 687         switch (e->type())
 688         {
 689         case QEvent::WindowActivate:
 690         case QEvent::ActivationChange:
 691         case QEvent::WindowDeactivate:
 692         case QEvent::Paint:
 693         case QEvent::Enter:
 694         case QEvent::Leave:
 695         case QEvent::HoverEnter:
 696         case QEvent::HoverLeave:
 697         case QEvent::HoverMove:
 698         case QEvent::StatusTip:
 699                 break;
 700         default:
 701         */
 702
 703         if (e->type() == QEvent::ShortcutOverride) {
 704                 QKeyEvent * ke = static_cast<QKeyEvent*>(e);
 705                 if (ke->key() == Qt::Key_Tab || ke->key() == Qt::Key_Backtab) {
 706                         boost::shared_ptr<QKeySymbol> sym(new QKeySymbol);
 707                         sym->set(ke);
 708                         BOOST_ASSERT(work_area_);
 709                         work_area_->processKeySym(sym, key_modifier::none);
 710                         e->accept();
 711                         return true;
 712                 }
 713         }
 714         //} for the debug switch above.
 715
 716         return QMainWindow::event(e);
 717 }
 718
 719
 720 bool GuiView::focusNextPrevChild(bool /*next*/)
 721 {
 722         setFocus();
 723         return true;
 724 }
 725
 726
 727 void GuiView::show()
 728 {
 729         QMainWindow::setWindowTitle(qt_("LyX"));
 730         QMainWindow::show();
 731         updateFloatingGeometry();
 732 }
 733
 734
 735 void GuiView::busy(bool yes)
 736 {
 737         BOOST_ASSERT(work_area_);
 738         static_cast<GuiWorkArea *>(work_area_)->setUpdatesEnabled(!yes);
 739
 740         if (yes) {
 741                 work_area_->stopBlinkingCursor();
 742                 QApplication::setOverrideCursor(Qt::WaitCursor);
 743         }
 744         else {
 745                 work_area_->startBlinkingCursor();
 746                 QApplication::restoreOverrideCursor();
 747         }
 748 }
 749
 750
 751 Toolbars::ToolbarPtr GuiView::makeToolbar(ToolbarInfo const & tbinfo, bool newline)
 752 {
 753         QLToolbar * Tb = new QLToolbar(tbinfo, *this);
 754
 755         if (tbinfo.flags & ToolbarInfo::TOP) {
 756                 if (newline)
 757                         addToolBarBreak(Qt::TopToolBarArea);
 758                 addToolBar(Qt::TopToolBarArea, Tb);
 759         }
 760
 761         if (tbinfo.flags & ToolbarInfo::BOTTOM) {
 762 // Qt < 4.2.2 cannot handle ToolBarBreak on non-TOP dock.
 763 #if (QT_VERSION >= 0x040202)
 764                 if (newline)
 765                         addToolBarBreak(Qt::BottomToolBarArea);
 766 #endif
 767                 addToolBar(Qt::BottomToolBarArea, Tb);
 768         }
 769
 770         if (tbinfo.flags & ToolbarInfo::LEFT) {
 771 // Qt < 4.2.2 cannot handle ToolBarBreak on non-TOP dock.
 772 #if (QT_VERSION >= 0x040202)
 773                 if (newline)
 774                         addToolBarBreak(Qt::LeftToolBarArea);
 775 #endif
 776                 addToolBar(Qt::LeftToolBarArea, Tb);
 777         }
 778
 779         if (tbinfo.flags & ToolbarInfo::RIGHT) {
 780 // Qt < 4.2.2 cannot handle ToolBarBreak on non-TOP dock.
 781 #if (QT_VERSION >= 0x040202)
 782                 if (newline)
 783                         addToolBarBreak(Qt::RightToolBarArea);
 784 #endif
 785                 addToolBar(Qt::RightToolBarArea, Tb);
 786         }
 787
 788         // The following does not work so I cannot restore to exact toolbar location
 789         /*
 790         ToolbarSection::ToolbarInfo & tbinfo = LyX::ref().session().toolbars().load(tbinfo.name);
 791         Tb->move(tbinfo.posx, tbinfo.posy);
 792         */
 793
 794         return Toolbars::ToolbarPtr(Tb);
 795 }
 796
 797 } // namespace frontend
 798 } // namespace lyx
 799
 800 #include "GuiView_moc.cpp"