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