]> git.lyx.org Git - lyx.git/blobdiff - src/frontends/qt4/GuiWorkArea.cpp
Amend f441590c
[lyx.git] / src / frontends / qt4 / GuiWorkArea.cpp
index 135d7b29e14f12f75f6e5859694ad43cdc7af062..2bd7c8e5b1825fcbede7f02b1a9b69819c70dd4c 100644 (file)
 #include "support/gettext.h"
 #include "support/FileName.h"
 #include "support/lassert.h"
+#include "support/TempFile.h"
 
 #include "frontends/Application.h"
 #include "frontends/FontMetrics.h"
 #include "frontends/WorkAreaManager.h"
 
 #include <QContextMenuEvent>
+#if (QT_VERSION < 0x050000)
 #include <QInputContext>
+#endif
+#include <QDrag>
 #include <QHelpEvent>
-#ifdef Q_WS_MACX
-#include <QMacStyle>
+#ifdef Q_OS_MAC
+#include <QProxyStyle>
 #endif
 #include <QMainWindow>
+#include <QMimeData>
 #include <QMenu>
 #include <QPainter>
 #include <QPalette>
 #include <QPixmapCache>
 #include <QScrollBar>
+#include <QStyleOption>
 #include <QStylePainter>
 #include <QTimer>
 #include <QToolButton>
@@ -126,7 +132,9 @@ namespace frontend {
 
 class CursorWidget {
 public:
-       CursorWidget() {
+       CursorWidget() : rtl_(false), l_shape_(false), completable_(false),
+               show_(false), x_(0), cursor_width_(0)
+       {
                recomputeWidth();
        }
 
@@ -238,9 +246,11 @@ SyntheticMouseEvent::SyntheticMouseEvent()
 
 
 GuiWorkArea::Private::Private(GuiWorkArea * parent)
-: p(parent), screen_(0), buffer_view_(0), lyx_view_(0), cursor_visible_(false),
+: p(parent), screen_(0), buffer_view_(0), read_only_(false), lyx_view_(0),
+cursor_visible_(false), cursor_(0),
 need_resize_(false), schedule_redraw_(false), preedit_lines_(1),
-completer_(new GuiCompleter(p, p))
+pixel_ratio_(1.0),
+completer_(new GuiCompleter(p, p)), dialog_mode_(false)
 {
 }
 
@@ -255,11 +265,22 @@ GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & gv)
 : d(new Private(this))
 {
        setGuiView(gv);
+       buffer.params().display_pixel_ratio = theGuiApp()->pixelRatio();
        setBuffer(buffer);
        init();
 }
 
 
+double GuiWorkArea::pixelRatio() const
+{
+#if QT_VERSION >= 0x050000
+       return devicePixelRatio();
+#else
+       return 1.0;
+#endif
+}
+
+
 void GuiWorkArea::init()
 {
        // Setup the signals
@@ -622,6 +643,12 @@ void GuiWorkArea::Private::showCursor()
                && !completer_->inlineVisible();
        cursor_visible_ = true;
        cursor_->recomputeWidth();
+
+       //int cur_x = buffer_view_->getPos(cur).x_;
+       // We may have decided to slide the cursor row so that cursor
+       // is visible.
+       p.x_ -= buffer_view_->horizScrollOffset();
+
        showCursor(p.x_, p.y_, h, l_shape, isrtl, completable);
 }
 
@@ -671,7 +698,10 @@ void GuiWorkArea::scrollTo(int value)
        }
        // Show the cursor immediately after any operation.
        startBlinkingCursor();
+       // FIXME QT5
+#ifdef Q_WS_X11
        QApplication::syncX();
+#endif
 }
 
 
@@ -791,7 +821,9 @@ void GuiWorkArea::mousePressEvent(QMouseEvent * e)
                return;
        }
 
+#if (QT_VERSION < 0x050000) && !defined(__HAIKU__)
        inputContext()->reset();
+#endif
 
        FuncRequest const cmd(LFUN_MOUSE_PRESS, e->x(), e->y(),
                q_button_state(e->button()));
@@ -959,7 +991,7 @@ void GuiWorkArea::generateSyntheticMouseEvent()
                d->buffer_view_->scroll(up ? -step : step);
                d->buffer_view_->updateMetrics();
        } else {
-               d->buffer_view_->scrollDocView(value + up ? -step : step, false);
+               d->buffer_view_->scrollDocView(value + (up ? -step : step), false);
        }
 
        // In which paragraph do we have to set the cursor ?
@@ -988,11 +1020,11 @@ void GuiWorkArea::generateSyntheticMouseEvent()
                        break;
                yy += h;
        }
-       
+
        // Find the position of the cursor
        bool bound;
        int x = d->synthetic_mouse_event_.cmd.x();
-       pos_type const pos = rit->pos() + tm.getColumnNearX(pit, *rit, x, bound);
+       pos_type const pos = tm.getPosNearX(*rit, x, bound);
 
        // Set the cursor
        cur.pit() = pit;
@@ -1032,7 +1064,7 @@ void GuiWorkArea::keyPressEvent(QKeyEvent * ev)
        // do nothing if there are other events
        // (the auto repeated events come too fast)
        // it looks like this is only needed on X11
-#ifdef Q_WS_X11
+#if defined(Q_WS_X11) || defined(QPA_XCB)
        if (qApp->hasPendingEvents() && ev->isAutoRepeat()) {
                switch (ev->key()) {
                case Qt::Key_PageDown:
@@ -1110,11 +1142,11 @@ void GuiWorkArea::Private::update(int x, int y, int w, int h)
 
 void GuiWorkArea::paintEvent(QPaintEvent * ev)
 {
-       QRect const rc = ev->rect();
+       QRectF const rc = ev->rect();
        // LYXERR(Debug::PAINTING, "paintEvent begin: x: " << rc.x()
        //      << " y: " << rc.y() << " w: " << rc.width() << " h: " << rc.height());
 
-       if (d->need_resize_) {
+       if (d->needResize()) {
                d->resetScreen();
                d->resizeBufferView();
                if (d->cursor_visible_) {
@@ -1124,10 +1156,15 @@ void GuiWorkArea::paintEvent(QPaintEvent * ev)
        }
 
        QPainter pain(viewport());
+       double const pr = pixelRatio();
+       QRectF const rcs = QRectF(rc.x() * pr, rc.y() * pr, rc.width() * pr, rc.height() * pr);
+
        if (lyxrc.use_qimage) {
-               pain.drawImage(rc, static_cast<QImage const &>(*d->screen_), rc);
+               QImage const & image = static_cast<QImage const &>(*d->screen_);
+               pain.drawImage(rc, image, rcs);
        } else {
-               pain.drawPixmap(rc, static_cast<QPixmap const &>(*d->screen_), rc);
+               QPixmap const & pixmap = static_cast<QPixmap const &>(*d->screen_);
+               pain.drawPixmap(rc, pixmap, rcs);
        }
        d->cursor_->draw(pain);
        ev->accept();
@@ -1136,7 +1173,7 @@ void GuiWorkArea::paintEvent(QPaintEvent * ev)
 
 void GuiWorkArea::Private::updateScreen()
 {
-       GuiPainter pain(screen_);
+       GuiPainter pain(screen_, p->pixelRatio());
        buffer_view_->draw(pain);
 }
 
@@ -1201,6 +1238,8 @@ void GuiWorkArea::inputMethodEvent(QInputMethodEvent * e)
                stopBlinkingCursor();
 
        // last_width : for checking if last preedit string was/wasn't empty.
+       // FIXME THREAD
+       // We could have more than one work area, right?
        static bool last_width = false;
        if (!last_width && preedit_string.empty()) {
                // if last_width is last length of preedit string.
@@ -1208,7 +1247,7 @@ void GuiWorkArea::inputMethodEvent(QInputMethodEvent * e)
                return;
        }
 
-       GuiPainter pain(d->screen_);
+       GuiPainter pain(d->screen_, pixelRatio());
        d->buffer_view_->updateMetrics();
        d->buffer_view_->draw(pain);
        FontInfo font = d->buffer_view_->cursor().getFont().fontInfo();
@@ -1415,8 +1454,9 @@ GuiView & GuiWorkArea::view()
 
 EmbeddedWorkArea::EmbeddedWorkArea(QWidget * w): GuiWorkArea(w)
 {
-       buffer_ = theBufferList().newInternalBuffer(
-               support::FileName::tempName("embedded.internal").absFileName());
+       support::TempFile tempfile("embedded.internal");
+       tempfile.setAutoRemove(false);
+       buffer_ = theBufferList().newInternalBuffer(tempfile.name().absFileName());
        buffer_->setUnnamed(true);
        buffer_->setFullyLoaded(true);
        setBuffer(*buffer_);
@@ -1474,14 +1514,14 @@ void EmbeddedWorkArea::disable()
 //
 ////////////////////////////////////////////////////////////////////
 
-#ifdef Q_WS_MACX
-class NoTabFrameMacStyle : public QMacStyle {
+#ifdef Q_OS_MAC
+class NoTabFrameMacStyle : public QProxyStyle {
 public:
        ///
        QRect subElementRect(SubElement element, const QStyleOption * option,
                             const QWidget * widget = 0) const
        {
-               QRect rect = QMacStyle::subElementRect(element, option, widget);
+               QRect rect = QProxyStyle::subElementRect(element, option, widget);
                bool noBar = static_cast<QTabWidget const *>(widget)->count() <= 1;
 
                // The Qt Mac style puts the contents into a 3 pixel wide box
@@ -1505,12 +1545,9 @@ NoTabFrameMacStyle noTabFrameMacStyle;
 TabWorkArea::TabWorkArea(QWidget * parent)
        : QTabWidget(parent), clicked_tab_(-1)
 {
-#ifdef Q_WS_MACX
+#ifdef Q_OS_MAC
        setStyle(&noTabFrameMacStyle);
 #endif
-#if QT_VERSION < 0x040500
-       lyxrc.single_close_tab_button = true;
-#endif
 
        QPalette pal = palette();
        pal.setColor(QPalette::Active, QPalette::Button,
@@ -1526,7 +1563,7 @@ TabWorkArea::TabWorkArea(QWidget * parent)
        closeBufferButton = new QToolButton(this);
        closeBufferButton->setPalette(pal);
        // FIXME: rename the icon to closebuffer.png
-       closeBufferButton->setIcon(QIcon(getPixmap("images/", "closetab", "png")));
+       closeBufferButton->setIcon(QIcon(getPixmap("images/", "closetab", "svgz,png")));
        closeBufferButton->setText("Close File");
        closeBufferButton->setAutoRaise(true);
        closeBufferButton->setCursor(Qt::ArrowCursor);
@@ -1547,10 +1584,8 @@ TabWorkArea::TabWorkArea(QWidget * parent)
        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);
 }
@@ -1565,7 +1600,11 @@ void TabWorkArea::paintEvent(QPaintEvent * event)
                // painting of the frame of the tab widget.
                // This is needed for gtk style in Qt.
                QStylePainter p(this);
+#if QT_VERSION < 0x050000
                QStyleOptionTabWidgetFrameV2 opt;
+#else
+               QStyleOptionTabWidgetFrame opt;
+#endif
                initStyleOption(&opt);
                opt.rect = style()->subElementRect(QStyle::SE_TabWidgetTabPane,
                        &opt, this);
@@ -1608,9 +1647,7 @@ 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
 }
 
 
@@ -1620,7 +1657,7 @@ GuiWorkArea * TabWorkArea::currentWorkArea()
                return 0;
 
        GuiWorkArea * wa = dynamic_cast<GuiWorkArea *>(currentWidget());
-       LASSERT(wa, /**/);
+       LATTEST(wa);
        return wa;
 }
 
@@ -1649,7 +1686,7 @@ void TabWorkArea::closeAll()
 {
        while (count()) {
                GuiWorkArea * wa = workArea(0);
-               LASSERT(wa, /**/);
+               LASSERT(wa, return);
                removeTab(0);
                delete wa;
        }
@@ -1658,7 +1695,7 @@ void TabWorkArea::closeAll()
 
 bool TabWorkArea::setCurrentWorkArea(GuiWorkArea * work_area)
 {
-       LASSERT(work_area, /**/);
+       LASSERT(work_area, return false);
        int index = indexOf(work_area);
        if (index == -1)
                return false;
@@ -1751,7 +1788,7 @@ void TabWorkArea::closeCurrentBuffer()
                wa = currentWorkArea();
        else {
                wa = workArea(clicked_tab_);
-               LASSERT(wa, /**/);
+               LASSERT(wa, return);
        }
        wa->view().closeWorkArea(wa);
 }
@@ -1764,7 +1801,7 @@ void TabWorkArea::hideCurrentTab()
                wa = currentWorkArea();
        else {
                wa = workArea(clicked_tab_);
-               LASSERT(wa, /**/);
+               LASSERT(wa, return);
        }
        wa->view().hideWorkArea(wa);
 }
@@ -1778,7 +1815,7 @@ void TabWorkArea::closeTab(int index)
                wa = currentWorkArea();
        else {
                wa = workArea(index);
-               LASSERT(wa, /**/);
+               LASSERT(wa, return);
        }
        wa->view().closeWorkArea(wa);
 }
@@ -1818,7 +1855,7 @@ public:
 
                if (!dotted) {
                        if (dottedPrefix_ && !prefix_.isEmpty())
-                               prefix_ += ".../";
+                               prefix_ += ellipsisSlash_;
                        prefix_ += postfix_.front() + "/";
                }
                dottedPrefix_ = dotted && !prefix_.isEmpty();
@@ -1831,7 +1868,7 @@ public:
                        return filename_;
 
                bool dots = dottedPrefix_ || !postfix_.isEmpty();
-               return prefix_ + (dots ? ".../" : "") + filename_;
+               return prefix_ + (dots ? ellipsisSlash_ : "") + filename_;
        }
        ///
        QString forecastPathString() const
@@ -1840,7 +1877,7 @@ public:
                        return displayString();
 
                return prefix_
-                       + (dottedPrefix_ ? ".../" : "")
+                       + (dottedPrefix_ ? ellipsisSlash_ : "")
                        + postfix_.front() + "/";
        }
        ///
@@ -1849,6 +1886,8 @@ public:
        int tab() const { return tab_; }
 
 private:
+       /// ".../"
+       static QString const ellipsisSlash_;
        ///
        QString prefix_;
        ///
@@ -1864,6 +1903,9 @@ private:
 };
 
 
+QString const DisplayPath::ellipsisSlash_ = QString(QChar(0x2026)) + "/";
+
+
 ///
 bool operator<(DisplayPath const & a, DisplayPath const & b)
 {
@@ -1974,11 +2016,17 @@ void TabWorkArea::updateTabTexts()
        for (It it = paths.begin(); it != paths.end(); ++it) {
                int const tab_index = it->tab();
                Buffer const & buf = workArea(tab_index)->bufferView().buffer();
-               QString tab_text = it->displayString();
+               QString tab_text = it->displayString().replace("&", "&&");
                if (!buf.fileName().empty() && !buf.isClean())
                        tab_text += "*";
+               QString tab_tooltip = it->abs();
+               if (buf.isReadonly()) {
+                       setTabIcon(tab_index, QIcon(getPixmap("images/", "emblem-readonly", "svgz,png")));
+                       tab_tooltip = qt_("%1 (read only)").arg(it->abs());
+               } else
+                       setTabIcon(tab_index, QIcon());
                setTabText(tab_index, tab_text);
-               setTabToolTip(tab_index, it->abs());
+               setTabToolTip(tab_index, tab_tooltip);
        }
 }
 
@@ -1992,9 +2040,9 @@ void TabWorkArea::showContextMenu(const QPoint & pos)
 
        // show tab popup
        QMenu popup;
-       popup.addAction(QIcon(getPixmap("images/", "hidetab", "png")),
+       popup.addAction(QIcon(getPixmap("images/", "hidetab", "svgz,png")),
                qt_("Hide tab"), this, SLOT(hideCurrentTab()));
-       popup.addAction(QIcon(getPixmap("images/", "closetab", "png")),
+       popup.addAction(QIcon(getPixmap("images/", "closetab", "svgz,png")),
                qt_("Close tab"), this, SLOT(closeCurrentBuffer()));
        popup.exec(tabBar()->mapToGlobal(pos));
 
@@ -2019,9 +2067,7 @@ DragTabBar::DragTabBar(QWidget* parent)
        : QTabBar(parent)
 {
        setAcceptDrops(true);
-#if QT_VERSION >= 0x040500
        setTabsClosable(!lyxrc.single_close_tab_button);
-#endif
 }