X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FGuiWorkArea.cpp;h=410f5e97dd6642e18e331ca08999ac6f2119f5c8;hb=dd38c54f667db751680bbce04022ceb0ec4230f0;hp=04f853fe8e4559d28cf9f67a8b6f7f25d5f7e2a0;hpb=bf27334cfac53c3f536e0e08dbd77f1ab104f81f;p=lyx.git diff --git a/src/frontends/qt4/GuiWorkArea.cpp b/src/frontends/qt4/GuiWorkArea.cpp index 04f853fe8e..410f5e97dd 100644 --- a/src/frontends/qt4/GuiWorkArea.cpp +++ b/src/frontends/qt4/GuiWorkArea.cpp @@ -13,7 +13,12 @@ #include "GuiWorkArea.h" +#include "ColorCache.h" +#include "FontLoader.h" +#include "Menus.h" + #include "Buffer.h" +#include "BufferList.h" #include "BufferParams.h" #include "BufferView.h" #include "CoordCache.h" @@ -29,6 +34,7 @@ #include "Language.h" #include "LyXFunc.h" #include "LyXRC.h" +#include "LyXVC.h" #include "MetricsInfo.h" #include "qt_helpers.h" #include "Text.h" @@ -37,6 +43,7 @@ #include "graphics/GraphicsImage.h" #include "graphics/GraphicsLoader.h" +#include "support/convert.h" #include "support/debug.h" #include "support/gettext.h" #include "support/FileName.h" @@ -60,9 +67,12 @@ #include #include #include +#include #include +#include + #ifdef Q_WS_X11 #include extern "C" int XEventsQueued(Display *display, int mode); @@ -76,7 +86,7 @@ int const CursorWidth = 1; int const TabIndicatorWidth = 3; #undef KeyPress -#undef NoModifier +#undef NoModifier using namespace std; using namespace lyx::support; @@ -129,7 +139,7 @@ public: { if (!show_ || !rect_.isValid()) return; - + int y = rect_.top(); int l = x_ - rect_.left(); int r = rect_.right() - x_; @@ -137,7 +147,7 @@ public: // draw vertica linel painter.fillRect(x_, y, CursorWidth, rect_.height(), color_); - + // draw RTL/LTR indication painter.setPen(color_); if (l_shape_) { @@ -146,7 +156,7 @@ public: else painter.drawLine(x_, bot, x_ + CursorWidth + r, bot); } - + // draw completion triangle if (completable_) { int m = y + rect_.height() / 2; @@ -169,7 +179,7 @@ public: rtl_ = rtl; completable_ = completable; x_ = x; - + // extension to left and right int l = 0; int r = 0; @@ -181,7 +191,7 @@ public: else r += h / 3; } - + // completion triangle if (completable_) { if (rtl) @@ -221,22 +231,39 @@ private: // cursor is at the top or bottom edge of the viewport. One scroll per 0.2 s SyntheticMouseEvent::SyntheticMouseEvent() : timeout(200), restart_timeout(true), - x_old(-1), y_old(-1), scrollbar_value_old(-1.0) + x_old(-1), y_old(-1), min_scrollbar_old(-1), max_scrollbar_old(-1) {} +GuiWorkArea::GuiWorkArea(QWidget *) + : buffer_view_(0), lyx_view_(0), + cursor_visible_(false), + need_resize_(false), schedule_redraw_(false), + preedit_lines_(1), completer_(new GuiCompleter(this, this)), + context_target_pos_() +{ +} + -GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & lv) - : buffer_view_(new BufferView(buffer)), lyx_view_(&lv), +GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & gv) + : buffer_view_(0), lyx_view_(0), cursor_visible_(false), need_resize_(false), schedule_redraw_(false), - preedit_lines_(1), completer_(new GuiCompleter(this)) + preedit_lines_(1), completer_(new GuiCompleter(this, this)), + context_target_pos_() +{ + setGuiView(gv); + setBuffer(buffer); + init(); +} + + +void GuiWorkArea::init() { - buffer.workAreaManager().add(this); // Setup the signals connect(&cursor_timeout_, SIGNAL(timeout()), this, SLOT(toggleCursor())); - + int const time = QApplication::cursorFlashTime() / 2; if (time > 0) { cursor_timeout_.setInterval(time); @@ -247,29 +274,17 @@ GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & lv) } screen_ = QPixmap(viewport()->width(), viewport()->height()); + // With Qt4.5 a mouse event will happen before the first paint event + // so make sure that the buffer view has an up to date metrics. + buffer_view_->resize(viewport()->width(), viewport()->height()); cursor_ = new frontend::CursorWidget(); cursor_->hide(); - // HACK: Prevents an additional redraw when the scrollbar pops up - // which regularily happens on documents with more than one page. - // The policy should be set to "Qt::ScrollBarAsNeeded" soon. - // Since we have no geometry information yet, we assume that - // a document needs a scrollbar if there is more then four - // paragraph in the outermost text. - if (buffer.text().paragraphs().size() > 4) - setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn); - QTimer::singleShot(50, this, SLOT(fixVerticalScrollBar())); - - setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); setAcceptDrops(true); setMouseTracking(true); setMinimumSize(100, 70); -#ifdef Q_WS_MACX - setFrameStyle(QFrame::NoFrame); -#else - setFrameStyle(QFrame::Box); -#endif + setFrameStyle(QFrame::NoFrame); updateWindowTitle(); viewport()->setAutoFillBackground(false); @@ -277,7 +292,7 @@ GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & lv) // the viewport because we have our own backing pixmap. viewport()->setAttribute(Qt::WA_NoSystemBackground); - setFocusPolicy(Qt::WheelFocus); + setFocusPolicy(Qt::StrongFocus); viewport()->setCursor(Qt::IBeamCursor); @@ -295,6 +310,8 @@ GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & lv) // Enables input methods for asian languages. // Must be set when creating custom text editing widgets. setAttribute(Qt::WA_InputMethodEnabled, true); + + dialog_mode_ = false; } @@ -303,13 +320,40 @@ GuiWorkArea::~GuiWorkArea() buffer_view_->buffer().workAreaManager().remove(this); delete buffer_view_; delete cursor_; + // Completer has a QObject parent and is thus automatically destroyed. + // See #4758. + // delete completer_; +} + + +void GuiWorkArea::setGuiView(GuiView & gv) +{ + lyx_view_ = &gv; +} + + +void GuiWorkArea::setBuffer(Buffer & buffer) +{ + delete buffer_view_; + buffer_view_ = new BufferView(buffer); + buffer.workAreaManager().add(this); + + // HACK: Prevents an additional redraw when the scrollbar pops up + // which regularily happens on documents with more than one page. + // The policy should be set to "Qt::ScrollBarAsNeeded" soon. + // Since we have no geometry information yet, we assume that + // a document needs a scrollbar if there is more then four + // paragraph in the outermost text. + if (buffer.text().paragraphs().size() > 4) + setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn); + QTimer::singleShot(50, this, SLOT(fixVerticalScrollBar())); } void GuiWorkArea::fixVerticalScrollBar() { if (!isFullScreen()) - setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn); + setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded); } @@ -322,18 +366,13 @@ void GuiWorkArea::close() void GuiWorkArea::setFullScreen(bool full_screen) { buffer_view_->setFullScreen(full_screen); + setFrameStyle(QFrame::NoFrame); if (full_screen) { setFrameStyle(QFrame::NoFrame); if (lyxrc.full_screen_scrollbar) setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); - } else { -#ifdef Q_WS_MACX - setFrameStyle(QFrame::NoFrame); -#else - setFrameStyle(QFrame::Box); -#endif + } else setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded); - } } @@ -368,7 +407,7 @@ void GuiWorkArea::startBlinkingCursor() } -void GuiWorkArea::redraw() +void GuiWorkArea::redraw(bool update_metrics) { if (!isVisible()) // No need to redraw in this case. @@ -376,7 +415,7 @@ void GuiWorkArea::redraw() // No need to do anything if this is the current view. The BufferView // metrics are already up to date. - if (lyx_view_ != guiApp->currentView() + if (update_metrics || lyx_view_ != guiApp->currentView() || lyx_view_->currentWorkArea() != this) { // FIXME: it would be nice to optimize for the off-screen case. buffer_view_->updateMetrics(); @@ -389,7 +428,7 @@ void GuiWorkArea::redraw() hideCursor(); showCursor(); } - + LYXERR(Debug::WORKAREA, "WorkArea::redraw screen"); updateScreen(); update(0, 0, viewport()->width(), viewport()->height()); @@ -406,13 +445,18 @@ void GuiWorkArea::redraw() void GuiWorkArea::processKeySym(KeySymbol const & key, KeyModifier mod) { + if (lyx_view_->isFullScreen() && lyx_view_->menuBar()->isVisible() + && lyxrc.full_screen_menubar) { + // FIXME HACK: we should not have to do this here. See related comment + // in GuiView::event() (QEvent::ShortcutOverride) + lyx_view_->menuBar()->hide(); + } + // In order to avoid bad surprise in the middle of an operation, // we better stop the blinking cursor... // the cursor gets restarted in GuiView::restartCursor() stopBlinkingCursor(); - - theLyXFunc().setLyXView(lyx_view_); - theLyXFunc().processKeySym(key, mod); + guiApp->processKeySym(key, mod); } @@ -424,8 +468,6 @@ void GuiWorkArea::dispatch(FuncRequest const & cmd0, KeyModifier mod) return; } - theLyXFunc().setLyXView(lyx_view_); - FuncRequest cmd; if (cmd0.action == LFUN_MOUSE_PRESS) { @@ -439,9 +481,9 @@ void GuiWorkArea::dispatch(FuncRequest const & cmd0, KeyModifier mod) else cmd = cmd0; - bool const notJustMovingTheMouse = + bool const notJustMovingTheMouse = cmd.action != LFUN_MOUSE_MOTION || cmd.button() != mouse_button::none; - + // In order to avoid bad surprise in the middle of an operation, we better stop // the blinking cursor. if (notJustMovingTheMouse) @@ -452,8 +494,8 @@ void GuiWorkArea::dispatch(FuncRequest const & cmd0, KeyModifier mod) // Skip these when selecting if (cmd.action != LFUN_MOUSE_MOTION) { completer_->updateVisibility(false, false); - lyx_view_->updateLayoutList(); - lyx_view_->updateToolbars(); + lyx_view_->updateDialogs(); + lyx_view_->updateStatusBar(); } // GUI tweaks except with mouse motion with no button pressed. @@ -474,15 +516,21 @@ void GuiWorkArea::resizeBufferView() // WARNING: Please don't put any code that will trigger a repaint here! // We are already inside a paint event. lyx_view_->setBusy(true); + Point p; + int h = 0; + buffer_view_->cursorPosAndHeight(p, h); + bool const cursor_in_view = buffer_view_->cursorInView(p, h); buffer_view_->resize(viewport()->width(), viewport()->height()); + if (cursor_in_view) + buffer_view_->scrollToCursor(); updateScreen(); // Update scrollbars which might have changed due different - // BufferView dimension. This is especially important when the + // BufferView dimension. This is especially important when the // BufferView goes from zero-size to the real-size for the first time, // as the scrollbar paramters are then set for the first time. updateScrollbar(); - + lyx_view_->updateLayoutList(); lyx_view_->setBusy(false); need_resize_ = false; @@ -508,30 +556,18 @@ void GuiWorkArea::showCursor() if (realfont.language() == latex_language) l_shape = false; - Font const font = buffer_view_->cursor().getFont(); - FontMetrics const & fm = theFontMetrics(font); - int const asc = fm.maxAscent(); - int const des = fm.maxDescent(); - int h = asc + des; - int x = 0; - int y = 0; - Cursor & cur = buffer_view_->cursor(); - cur.getPos(x, y); - y -= asc; - - // if it doesn't touch the screen, don't try to show it - bool cursorInView = true; - if (y + h < 0 || y >= viewport()->height()) - cursorInView = false; - + Point p; + int h = 0; + buffer_view_->cursorPosAndHeight(p, h); // show cursor on screen + Cursor & cur = buffer_view_->cursor(); bool completable = cur.inset().showCompletionCursor() && completer_->completionAvailable() && !completer_->popupVisible() && !completer_->inlineVisible(); - if (cursorInView) { + if (buffer_view_->cursorInView(p, h)) { cursor_visible_ = true; - showCursor(x, y, h, l_shape, isrtl, completable); + showCursor(p.x_, p.y_, h, l_shape, isrtl, completable); } } @@ -558,15 +594,14 @@ void GuiWorkArea::toggleCursor() void GuiWorkArea::updateScrollbar() { ScrollbarParameters const & scroll_ = buffer_view_->scrollbarParameters(); - - // Block the scrollbar signal to prevent recursive signal/slot calling. - verticalScrollBar()->blockSignals(true); + // WARNING: don't touch at the scrollbar value like this: + // verticalScrollBar()->setValue(scroll_.position); + // because this would cause a recursive signal/slot calling with + // GuiWorkArea::scrollTo verticalScrollBar()->setRange(scroll_.min, scroll_.max); verticalScrollBar()->setPageStep(scroll_.page_step); verticalScrollBar()->setSingleStep(scroll_.single_step); - verticalScrollBar()->setValue(scroll_.position); verticalScrollBar()->setSliderPosition(scroll_.position); - verticalScrollBar()->blockSignals(false); } @@ -625,7 +660,25 @@ bool GuiWorkArea::event(QEvent * e) void GuiWorkArea::contextMenuEvent(QContextMenuEvent * e) { - QPoint pos = e->pos(); + QPoint pos; + if (e->reason() == QContextMenuEvent::Mouse) + // the position is set on mouse press + pos = context_target_pos_; + else + pos = e->pos(); + Cursor const & cur = buffer_view_->cursor(); + if (e->reason() == QContextMenuEvent::Keyboard && cur.inTexted()) { + // Do not access the context menu of math right in front of before + // the cursor. This does not work when the cursor is in text. + Inset * inset = cur.paragraph().getInset(cur.pos()); + if (inset && inset->asInsetMath()) + --pos.rx(); + else if (cur.pos() > 0) { + Inset * inset = cur.paragraph().getInset(cur.pos() - 1); + if (inset) + ++pos.rx(); + } + } docstring name = buffer_view_->contextMenu(pos.x(), pos.y()); if (name.empty()) { QAbstractScrollArea::contextMenuEvent(e); @@ -645,14 +698,10 @@ void GuiWorkArea::contextMenuEvent(QContextMenuEvent * e) void GuiWorkArea::focusInEvent(QFocusEvent * e) { + LYXERR(Debug::DEBUG, "GuiWorkArea::focusInEvent(): " << this << endl); if (lyx_view_->currentWorkArea() != this) lyx_view_->setCurrentWorkArea(this); - // Repaint the whole screen. - // Note: this is different from redraw() as only the backing pixmap - // will be redrawn, which is cheap. - viewport()->repaint(); - startBlinkingCursor(); QAbstractScrollArea::focusInEvent(e); } @@ -660,6 +709,7 @@ void GuiWorkArea::focusInEvent(QFocusEvent * e) void GuiWorkArea::focusOutEvent(QFocusEvent * e) { + LYXERR(Debug::DEBUG, "GuiWorkArea::focusOutEvent(): " << this << endl); stopBlinkingCursor(); QAbstractScrollArea::focusOutEvent(e); } @@ -676,6 +726,9 @@ void GuiWorkArea::mousePressEvent(QMouseEvent * e) return; } + if (e->button() == Qt::RightButton) + context_target_pos_ = e->pos(); + inputContext()->reset(); FuncRequest const cmd(LFUN_MOUSE_PRESS, e->x(), e->y(), @@ -746,10 +799,10 @@ void GuiWorkArea::mouseMoveEvent(QMouseEvent * e) // Has anything changed on-screen since the last QMouseEvent // was received? - double const scrollbar_value = verticalScrollBar()->value(); if (e->x() == synthetic_mouse_event_.x_old && e->y() == synthetic_mouse_event_.y_old - && scrollbar_value == synthetic_mouse_event_.scrollbar_value_old) { + && synthetic_mouse_event_.min_scrollbar_old == verticalScrollBar()->minimum() + && synthetic_mouse_event_.max_scrollbar_old == verticalScrollBar()->maximum()) { // Nothing changed on-screen since the last QMouseEvent. return; } @@ -757,7 +810,8 @@ void GuiWorkArea::mouseMoveEvent(QMouseEvent * e) // Yes something has changed. Store the params used to check this. synthetic_mouse_event_.x_old = e->x(); synthetic_mouse_event_.y_old = e->y(); - synthetic_mouse_event_.scrollbar_value_old = scrollbar_value; + synthetic_mouse_event_.min_scrollbar_old = verticalScrollBar()->minimum(); + synthetic_mouse_event_.max_scrollbar_old = verticalScrollBar()->maximum(); // ... and dispatch the event to the LyX core. dispatch(cmd); @@ -768,24 +822,31 @@ void GuiWorkArea::wheelEvent(QWheelEvent * ev) { // Wheel rotation by one notch results in a delta() of 120 (see // documentation of QWheelEvent) - int delta = ev->delta() / 120; + int const delta = ev->delta() / 120; if (ev->modifiers() & Qt::ControlModifier) { - lyxrc.zoom -= 5 * delta; - if (lyxrc.zoom < 10) - lyxrc.zoom = 10; - // The global QPixmapCache is used in GuiPainter to cache text - // painting so we must reset it. - QPixmapCache::clear(); - guiApp->fontLoader().update(); - lyx::dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE)); - } else { - double const lines = qApp->wheelScrollLines() - * lyxrc.mouse_wheel_speed * delta; - LYXERR(Debug::SCROLLING, "wheelScrollLines = " << qApp->wheelScrollLines() - << " delta = " << ev->delta() << " lines = " << lines); - verticalScrollBar()->setValue(verticalScrollBar()->value() - - int(lines * verticalScrollBar()->singleStep())); + docstring arg = convert(5 * delta); + lyx::dispatch(FuncRequest(LFUN_BUFFER_ZOOM_IN, arg)); + return; } + + // Take into account the desktop wide settings. + int const lines = qApp->wheelScrollLines(); + int const page_step = verticalScrollBar()->pageStep(); + // Test if the wheel mouse is set to one screen at a time. + int scroll_value = lines > page_step + ? page_step : lines * verticalScrollBar()->singleStep(); + + // Take into account the rotation. + scroll_value *= delta; + + // Take into account user preference. + scroll_value = int(scroll_value * lyxrc.mouse_wheel_speed); + LYXERR(Debug::SCROLLING, "wheelScrollLines = " << lines + << " delta = " << delta << " scroll_value = " << scroll_value + << " page_step = " << page_step); + // Now scroll. + verticalScrollBar()->setValue(verticalScrollBar()->value() - scroll_value); + ev->accept(); } @@ -798,19 +859,34 @@ void GuiWorkArea::generateSyntheticMouseEvent() // Has anything changed on-screen since the last timeout signal // was received? - double const scrollbar_value = verticalScrollBar()->value(); - if (scrollbar_value != synthetic_mouse_event_.scrollbar_value_old) { - // Yes it has. Store the params used to check this. - synthetic_mouse_event_.scrollbar_value_old = scrollbar_value; - - // ... and dispatch the event to the LyX core. - dispatch(synthetic_mouse_event_.cmd); + int const min_scrollbar = verticalScrollBar()->minimum(); + int const max_scrollbar = verticalScrollBar()->maximum(); + if (min_scrollbar == synthetic_mouse_event_.min_scrollbar_old + && max_scrollbar == synthetic_mouse_event_.max_scrollbar_old) { + return; } + // Yes it has. Store the params used to check this. + synthetic_mouse_event_.min_scrollbar_old = min_scrollbar; + synthetic_mouse_event_.max_scrollbar_old = max_scrollbar; + // ... and dispatch the event to the LyX core. + dispatch(synthetic_mouse_event_.cmd); } void GuiWorkArea::keyPressEvent(QKeyEvent * ev) { + // Do not process here some keys if dialog_mode_ is set + if (dialog_mode_ + && (ev->modifiers() == Qt::NoModifier + || ev->modifiers() == Qt::ShiftModifier) + && (ev->key() == Qt::Key_Escape + || ev->key() == Qt::Key_Enter + || ev->key() == Qt::Key_Return) + ) { + ev->ignore(); + return; + } + // intercept some keys if completion popup is visible if (completer_->popupVisible()) { switch (ev->key()) { @@ -821,31 +897,12 @@ void GuiWorkArea::keyPressEvent(QKeyEvent * ev) return; } } - - // intercept keys for the completion - if (ev->key() == Qt::Key_Tab) { - completer_->tab(); - ev->accept(); - return; - } - - if (completer_->popupVisible() && ev->key() == Qt::Key_Escape) { - completer_->hidePopup(); - ev->accept(); - return; - } - - if (completer_->inlineVisible() && ev->key() == Qt::Key_Escape) { - completer_->hideInline(); - ev->accept(); - return; - } // do nothing if there are other events // (the auto repeated events come too fast) // \todo FIXME: remove hard coded Qt keys, process the key binding #ifdef Q_WS_X11 - if (XEventsQueued(QX11Info::display(), 0) > 1 && ev->isAutoRepeat() + if (XEventsQueued(QX11Info::display(), 0) > 1 && ev->isAutoRepeat() && (Qt::Key_PageDown || Qt::Key_PageUp)) { LYXERR(Debug::KEY, "system is busy: scroll key event ignored"); ev->ignore(); @@ -858,8 +915,12 @@ void GuiWorkArea::keyPressEvent(QKeyEvent * ev) KeySymbol sym; setKeySymbol(&sym, ev); - processKeySym(sym, q_key_state(ev->modifiers())); - ev->accept(); + if (sym.isOK()) { + processKeySym(sym, q_key_state(ev->modifiers())); + ev->accept(); + } else { + ev->ignore(); + } } @@ -905,8 +966,10 @@ void GuiWorkArea::paintEvent(QPaintEvent * ev) if (need_resize_) { screen_ = QPixmap(viewport()->width(), viewport()->height()); resizeBufferView(); - hideCursor(); - showCursor(); + if (cursor_visible_) { + hideCursor(); + showCursor(); + } } QPainter pain(viewport()); @@ -927,8 +990,13 @@ void GuiWorkArea::showCursor(int x, int y, int h, bool l_shape, bool rtl, bool completable) { if (schedule_redraw_) { - buffer_view_->updateMetrics(); + // This happens when a graphic conversion is finished. As we don't know + // the size of the new graphics, it's better the update everything. + // We can't use redraw() here because this would trigger a infinite + // recursive loop with showCursor(). + buffer_view_->resize(viewport()->width(), viewport()->height()); updateScreen(); + updateScrollbar(); viewport()->update(QRect(0, 0, viewport()->width(), viewport()->height())); schedule_redraw_ = false; // Show the cursor immediately after the update. @@ -1092,14 +1160,16 @@ void GuiWorkArea::inputMethodEvent(QInputMethodEvent * e) QVariant GuiWorkArea::inputMethodQuery(Qt::InputMethodQuery query) const { - QRect cur_r(0,0,0,0); + QRect cur_r(0, 0, 0, 0); switch (query) { - // this is the CJK-specific composition window position. + // this is the CJK-specific composition window position and + // the context menu position when the menu key is pressed. case Qt::ImMicroFocus: cur_r = cursor_->rect(); if (preedit_lines_ != 1) cur_r.moveLeft(10); - cur_r.moveBottom(cur_r.bottom() + cur_r.height() * preedit_lines_); + cur_r.moveBottom(cur_r.bottom() + + cur_r.height() * (preedit_lines_ - 1)); // return lower right of cursor in LyX. return cur_r; default: @@ -1118,6 +1188,12 @@ void GuiWorkArea::updateWindowTitle() if (!fileName.empty()) { maximize_title = fileName.displayName(30); minimize_title = from_utf8(fileName.onlyFileName()); + if (buf.lyxvc().inUse()) { + if (buf.lyxvc().locker().empty()) + maximize_title += _(" (version control)"); + else + maximize_title += _(" (version control, locking)"); + } if (!buf.isClean()) { maximize_title += _(" (changed)"); minimize_title += char_type('*'); @@ -1153,7 +1229,57 @@ bool GuiWorkArea::isFullScreen() //////////////////////////////////////////////////////////////////// // -// TabWorkArea +// EmbeddedWorkArea +// +//////////////////////////////////////////////////////////////////// + + +EmbeddedWorkArea::EmbeddedWorkArea(QWidget * w): GuiWorkArea(w) +{ + buffer_ = theBufferList().newBuffer( + support::FileName::tempName().absFilename() + "_embedded.internal"); + buffer_->setUnnamed(true); + buffer_->setFullyLoaded(true); + setBuffer(*buffer_); + setDialogMode(true); +} + + +EmbeddedWorkArea::~EmbeddedWorkArea() +{ + // No need to destroy buffer and bufferview here, because it is done + // in theBuffeerList() destruction loop at application exit +} + + +void EmbeddedWorkArea::closeEvent(QCloseEvent * ev) +{ + disable(); + GuiWorkArea::closeEvent(ev); +} + + +void EmbeddedWorkArea::hideEvent(QHideEvent * ev) +{ + disable(); + GuiWorkArea::hideEvent(ev); +} + + +void EmbeddedWorkArea::disable() +{ + stopBlinkingCursor(); + if (view().currentWorkArea() != this) + return; + // No problem if currentMainWorkArea() is 0 (setCurrentWorkArea() + // tolerates it and shows the background logo), what happens if + // an EmbeddedWorkArea is closed after closing all document WAs + view().setCurrentWorkArea(view().currentMainWorkArea()); +} + +//////////////////////////////////////////////////////////////////// +// +// TabWorkArea // //////////////////////////////////////////////////////////////////// @@ -1166,7 +1292,7 @@ public: { QRect rect = QMacStyle::subElementRect(element, option, widget); bool noBar = static_cast(widget)->count() <= 1; - + // The Qt Mac style puts the contents into a 3 pixel wide box // which looks very ugly and not like other Mac applications. // Hence we remove this here, and moreover the 16 pixel round @@ -1191,6 +1317,9 @@ TabWorkArea::TabWorkArea(QWidget * parent) #ifdef Q_WS_MACX setStyle(&noTabFrameMacStyle); #endif +#if QT_VERSION < 0x040500 + lyxrc.single_close_tab_button = true; +#endif QPalette pal = palette(); pal.setColor(QPalette::Active, QPalette::Button, @@ -1203,10 +1332,10 @@ TabWorkArea::TabWorkArea(QWidget * parent) QObject::connect(this, SIGNAL(currentChanged(int)), this, SLOT(on_currentTabChanged(int))); - QToolButton * closeBufferButton = new QToolButton(this); + closeBufferButton = new QToolButton(this); closeBufferButton->setPalette(pal); // FIXME: rename the icon to closebuffer.png - closeBufferButton->setIcon(QIcon(":/images/closetab.png")); + closeBufferButton->setIcon(QIcon(getPixmap("images/", "closetab", "png"))); closeBufferButton->setText("Close File"); closeBufferButton->setAutoRaise(true); closeBufferButton->setCursor(Qt::ArrowCursor); @@ -1215,18 +1344,23 @@ TabWorkArea::TabWorkArea(QWidget * parent) QObject::connect(closeBufferButton, SIGNAL(clicked()), this, SLOT(closeCurrentBuffer())); setCornerWidget(closeBufferButton, Qt::TopRightCorner); - + // setup drag'n'drop QTabBar* tb = new DragTabBar; connect(tb, SIGNAL(tabMoveRequested(int, int)), this, SLOT(moveTab(int, int))); + tb->setElideMode(Qt::ElideNone); setTabBar(tb); // make us responsible for the context menu of the tabbar tb->setContextMenuPolicy(Qt::CustomContextMenu); connect(tb, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(showContextMenu(const QPoint &))); - +#if QT_VERSION >= 0x040500 + connect(tb, SIGNAL(tabCloseRequested(int)), + this, SLOT(closeTab(int))); +#endif + setUsesScrollButtons(true); } @@ -1239,7 +1373,7 @@ void TabWorkArea::setFullScreen(bool full_screen) } if (lyxrc.full_screen_tabbar) - showBar(!full_screen && count()>1); + showBar(!full_screen && count() > 1); } @@ -1247,6 +1381,10 @@ void TabWorkArea::showBar(bool show) { tabBar()->setEnabled(show); tabBar()->setVisible(show); + closeBufferButton->setVisible(show && lyxrc.single_close_tab_button); +#if QT_VERSION >= 0x040500 + setTabsClosable(!lyxrc.single_close_tab_button); +#endif } @@ -1255,7 +1393,7 @@ GuiWorkArea * TabWorkArea::currentWorkArea() if (count() == 0) return 0; - GuiWorkArea * wa = dynamic_cast(currentWidget()); + GuiWorkArea * wa = dynamic_cast(currentWidget()); LASSERT(wa, /**/); return wa; } @@ -1313,13 +1451,15 @@ GuiWorkArea * TabWorkArea::addWorkArea(Buffer & buffer, GuiView & view) showBar(count() > 0); addTab(wa, wa->windowTitle()); QObject::connect(wa, SIGNAL(titleChanged(GuiWorkArea *)), - this, SLOT(updateTabText(GuiWorkArea *))); + this, SLOT(updateTabTexts())); if (currentWorkArea() && currentWorkArea()->isFullScreen()) setFullScreen(true); else // Hide tabbar if there's only one tab. showBar(count() > 1); + updateTabTexts(); + return wa; } @@ -1341,11 +1481,12 @@ bool TabWorkArea::removeWorkArea(GuiWorkArea * work_area) if (currentWorkArea() && currentWorkArea()->isFullScreen()) setFullScreen(true); else - // Hide tabbar if there's only one tab. + // Show tabbar only if there's more than one tab. showBar(count() > 1); - } else { + } else lastWorkAreaRemoved(); - } + + updateTabTexts(); return true; } @@ -1358,47 +1499,252 @@ void TabWorkArea::on_currentTabChanged(int i) return; GuiWorkArea * wa = dynamic_cast(widget(i)); LASSERT(wa, return); - BufferView & bv = wa->bufferView(); - bv.cursor().fixIfBroken(); - bv.updateMetrics(); wa->setUpdatesEnabled(true); - wa->redraw(); + wa->redraw(true); wa->setFocus(); /// currentWorkAreaChanged(wa); LYXERR(Debug::GUI, "currentTabChanged " << i - << "File" << bv.buffer().absFileName()); + << " File: " << wa->bufferView().buffer().absFileName()); } void TabWorkArea::closeCurrentBuffer() { - if (clicked_tab_ != -1) - setCurrentIndex(clicked_tab_); - - lyx::dispatch(FuncRequest(LFUN_BUFFER_CLOSE)); + GuiWorkArea * wa; + if (clicked_tab_ == -1) + wa = currentWorkArea(); + else { + wa = dynamic_cast(widget(clicked_tab_)); + LASSERT(wa, /**/); + } + wa->view().closeWorkArea(wa); } -void TabWorkArea::closeCurrentTab() +void TabWorkArea::hideCurrentTab() { + GuiWorkArea * wa; if (clicked_tab_ == -1) - removeWorkArea(currentWorkArea()); + wa = currentWorkArea(); else { - GuiWorkArea * wa = dynamic_cast(widget(clicked_tab_)); + wa = dynamic_cast(widget(clicked_tab_)); LASSERT(wa, /**/); - removeWorkArea(wa); } + wa->view().hideWorkArea(wa); +} + + +void TabWorkArea::closeTab(int index) +{ + on_currentTabChanged(index); + GuiWorkArea * wa; + if (index == -1) + wa = currentWorkArea(); + else { + wa = dynamic_cast(widget(index)); + LASSERT(wa, /**/); + } + wa->view().closeWorkArea(wa); +} + + +/// +class DisplayPath { +public: + /// make vector happy + DisplayPath() {} + /// + DisplayPath(int tab, FileName const & filename) + : tab_(tab) + { + filename_ = (filename.extension() == "lyx") ? + toqstr(filename.onlyFileNameWithoutExt()) + : toqstr(filename.onlyFileName()); + postfix_ = toqstr(filename.absoluteFilePath()). + split("/", QString::SkipEmptyParts); + postfix_.pop_back(); + abs_ = toqstr(filename.absoluteFilePath()); + dottedPrefix_ = false; + } + + /// Absolute path for debugging. + QString abs() const + { + return abs_; + } + /// Add the first segment from the postfix or three dots to the prefix. + /// Merge multiple dot tripples. In fact dots are added lazily, i.e. only + /// when really needed. + void shiftPathSegment(bool dotted) + { + if (postfix_.count() <= 0) + return; + + if (!dotted) { + if (dottedPrefix_ && !prefix_.isEmpty()) + prefix_ += ".../"; + prefix_ += postfix_.front() + "/"; + } + dottedPrefix_ = dotted && !prefix_.isEmpty(); + postfix_.pop_front(); + } + /// + QString displayString() const + { + if (prefix_.isEmpty()) + return filename_; + + bool dots = dottedPrefix_ || !postfix_.isEmpty(); + return prefix_ + (dots ? ".../" : "") + filename_; + } + /// + QString forecastPathString() const + { + if (postfix_.count() == 0) + return displayString(); + + return prefix_ + + (dottedPrefix_ ? ".../" : "") + + postfix_.front() + "/"; + } + /// + bool final() const { return postfix_.empty(); } + /// + int tab() const { return tab_; } + +private: + /// + QString prefix_; + /// + QStringList postfix_; + /// + QString filename_; + /// + QString abs_; + /// + int tab_; + /// + bool dottedPrefix_; +}; + + +/// +bool operator<(DisplayPath const & a, DisplayPath const & b) +{ + return a.displayString() < b.displayString(); +} + +/// +bool operator==(DisplayPath const & a, DisplayPath const & b) +{ + return a.displayString() == b.displayString(); } -void TabWorkArea::updateTabText(GuiWorkArea * wa) +void TabWorkArea::updateTabTexts() { - int const i = indexOf(wa); - if (i < 0) + size_t n = count(); + if (n == 0) return; - setTabText(i, wa->windowTitle()); + std::list paths; + typedef std::list::iterator It; + + // collect full names first: path into postfix, empty prefix and + // filename without extension + for (size_t i = 0; i < n; ++i) { + GuiWorkArea * i_wa = dynamic_cast(widget(i)); + FileName const fn = i_wa->bufferView().buffer().fileName(); + paths.push_back(DisplayPath(i, fn)); + } + + // go through path segments and see if it helps to make the path more unique + bool somethingChanged = true; + bool allFinal = false; + while (somethingChanged && !allFinal) { + // adding path segments changes order + paths.sort(); + + LYXERR(Debug::GUI, "updateTabTexts() iteration start"); + somethingChanged = false; + allFinal = true; + + // find segments which are not unique (i.e. non-atomic) + It it = paths.begin(); + It segStart = it; + QString segString = it->displayString(); + for (; it != paths.end(); ++it) { + // look to the next item + It next = it; + ++next; + + // final? + allFinal = allFinal && it->final(); + + LYXERR(Debug::GUI, "it = " << it->abs() + << " => " << it->displayString()); + + // still the same segment? + QString nextString; + if ((next != paths.end() + && (nextString = next->displayString()) == segString)) + continue; + LYXERR(Debug::GUI, "segment ended"); + + // only a trivial one with one element? + if (it == segStart) { + // start new segment + segStart = next; + segString = nextString; + continue; + } + + // we found a non-atomic segment segStart <= sit <= it < next. + // Shift path segments and hope for the best + // that it makes the path more unique. + somethingChanged = true; + It sit = segStart; + QString dspString = sit->forecastPathString(); + LYXERR(Debug::GUI, "first forecast found for " + << sit->abs() << " => " << dspString); + ++sit; + bool moreUnique = false; + for (; sit != next; ++sit) { + if (sit->forecastPathString() != dspString) { + LYXERR(Debug::GUI, "different forecast found for " + << sit->abs() << " => " << sit->forecastPathString()); + moreUnique = true; + break; + } + LYXERR(Debug::GUI, "same forecast found for " + << sit->abs() << " => " << dspString); + } + + // if the path segment helped, add it. Otherwise add dots + bool dots = !moreUnique; + LYXERR(Debug::GUI, "using dots = " << dots); + for (sit = segStart; sit != next; ++sit) { + sit->shiftPathSegment(dots); + LYXERR(Debug::GUI, "shifting " + << sit->abs() << " => " << sit->displayString()); + } + + // start new segment + segStart = next; + segString = nextString; + } + } + + // set new tab titles + for (It it = paths.begin(); it != paths.end(); ++it) { + GuiWorkArea * i_wa = dynamic_cast(widget(it->tab())); + Buffer & buf = i_wa->bufferView().buffer(); + if (!buf.fileName().empty() && !buf.isClean()) + setTabText(it->tab(), it->displayString() + "*"); + else + setTabText(it->tab(), it->displayString()); + } } @@ -1406,17 +1752,18 @@ void TabWorkArea::showContextMenu(const QPoint & pos) { // which tab? clicked_tab_ = static_cast(tabBar())->tabAt(pos); - if (clicked_tab_ != -1) { - // show tab popup - QMenu popup; - popup.addAction(QIcon(":/images/hidetab.png"), - qt_("Hide tab"), this, SLOT(closeCurrentTab())); - popup.addAction(QIcon(":/images/closetab.png"), - qt_("Close tab"), this, SLOT(closeCurrentBuffer())); - popup.exec(tabBar()->mapToGlobal(pos)); - - clicked_tab_ = -1; - } + if (clicked_tab_ == -1) + return; + + // show tab popup + QMenu popup; + popup.addAction(QIcon(getPixmap("images/", "hidetab", "png")), + qt_("Hide tab"), this, SLOT(hideCurrentTab())); + popup.addAction(QIcon(getPixmap("images/", "closetab", "png")), + qt_("Close tab"), this, SLOT(closeCurrentBuffer())); + popup.exec(tabBar()->mapToGlobal(pos)); + + clicked_tab_ = -1; } @@ -1431,12 +1778,15 @@ void TabWorkArea::moveTab(int fromIndex, int toIndex) insertTab(toIndex, w, icon, text); setCurrentIndex(toIndex); } - + DragTabBar::DragTabBar(QWidget* parent) : QTabBar(parent) { setAcceptDrops(true); +#if QT_VERSION >= 0x040500 + setTabsClosable(!lyxrc.single_close_tab_button); +#endif } @@ -1466,7 +1816,7 @@ void DragTabBar::mouseMoveEvent(QMouseEvent * event) // If the left button isn't pressed anymore then return if (!(event->buttons() & Qt::LeftButton)) return; - + // If the distance is too small then return if ((event->pos() - dragStartPos_).manhattanLength() < QApplication::startDragDistance()) @@ -1476,21 +1826,21 @@ void DragTabBar::mouseMoveEvent(QMouseEvent * event) int tab = tabAt(dragStartPos_); if (tab == -1) return; - + // simulate button release to remove highlight from button int i = currentIndex(); QMouseEvent me(QEvent::MouseButtonRelease, dragStartPos_, event->button(), event->buttons(), 0); QTabBar::mouseReleaseEvent(&me); setCurrentIndex(i); - + // initiate Drag QDrag * drag = new QDrag(this); QMimeData * mimeData = new QMimeData; // a crude way to distinguish tab-reodering drops from other ones mimeData->setData("action", "tab-reordering") ; drag->setMimeData(mimeData); - + #if QT_VERSION >= 0x040300 // get tab pixmap as cursor QRect r = tabRect(tab); @@ -1501,7 +1851,7 @@ void DragTabBar::mouseMoveEvent(QMouseEvent * event) #else drag->start(Qt::MoveAction); #endif - + } @@ -1510,7 +1860,7 @@ void DragTabBar::dragEnterEvent(QDragEnterEvent * event) // Only accept if it's an tab-reordering request QMimeData const * m = event->mimeData(); QStringList formats = m->formats(); - if (formats.contains("action") + if (formats.contains("action") && m->data("action") == "tab-reordering") event->acceptProposedAction(); } @@ -1520,8 +1870,8 @@ void DragTabBar::dropEvent(QDropEvent * event) { int fromIndex = tabAt(dragStartPos_); int toIndex = tabAt(event->pos()); - - // Tell interested objects that + + // Tell interested objects that if (fromIndex != toIndex) tabMoveRequested(fromIndex, toIndex); event->acceptProposedAction(); @@ -1531,4 +1881,4 @@ void DragTabBar::dropEvent(QDropEvent * event) } // namespace frontend } // namespace lyx -#include "GuiWorkArea_moc.cpp" +#include "moc_GuiWorkArea.cpp"