void SearchLineEdit::handleNextResult() {
if( this->text().isEmpty() )
return;
emit gotoNextResult();
}
void SearchBar::on_nextResultButton_clicked()
{
emit gotoNextResult();
}
PDFViewer::PDFViewer(const QString & pdf_doc, QWidget *parent, Qt::WindowFlags flags) :
QMainWindow(parent, flags)
{
QtPDF::PDFDocumentWidget *docWidget = new QtPDF::PDFDocumentWidget(this);
connect(this, SIGNAL(switchInterfaceLocale(QLocale)), docWidget, SLOT(switchInterfaceLocale(QLocale)));
#ifdef USE_MUPDF
docWidget->setDefaultBackend(QString::fromLatin1("mupdf"));
#elif USE_POPPLERQT
docWidget->setDefaultBackend(QString::fromLatin1("poppler-qt"));
#else
#error At least one backend is required
#endif
if (!pdf_doc.isEmpty() && docWidget)
docWidget->load(pdf_doc);
docWidget->goFirst();
_counter = new PageCounter(this->statusBar());
_zoomWdgt = new ZoomTracker(this);
_search = new SearchLineEdit(this);
_toolBar = new QToolBar(this);
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/document-open.png")), tr("Open..."), this, SLOT(open()));
_toolBar->addSeparator();
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/zoomin.png")), tr("Zoom In"), docWidget, SLOT(zoomIn()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/zoomout.png")), tr("Zoom Out"), docWidget, SLOT(zoomOut()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/zoom-fitwidth.png")), tr("Fit to Width"), docWidget, SLOT(zoomFitWidth()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/zoom-fitwindow.png")), tr("Fit to Window"), docWidget, SLOT(zoomFitWindow()));
_toolBar->addSeparator();
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/pagemode-single.png")), tr("Single Page Mode"), docWidget, SLOT(setSinglePageMode()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/pagemode-continuous.png")), tr("One Column Continuous Page Mode"), docWidget, SLOT(setOneColContPageMode()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/pagemode-twocols.png")), tr("Two Columns Continuous Page Mode"), docWidget, SLOT(setTwoColContPageMode()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/pagemode-present.png")), tr("Presentation Mode"), docWidget, SLOT(setPresentationMode()));
// TODO: fullscreen mode for presentations
_toolBar->addSeparator();
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/zoom.png")), tr("Magnify"), docWidget, SLOT(setMouseModeMagnifyingGlass()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/hand.png")), tr("Pan"), docWidget, SLOT(setMouseModeMove()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/zoom-select.png")), tr("Marquee Zoom"), docWidget, SLOT(setMouseModeMarqueeZoom()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/measure.png")), tr("Measure"), docWidget, SLOT(setMouseModeMeasure()));
_toolBar->addAction(QIcon(QString::fromUtf8(":/QtPDF/icons/select-text.png")), tr("Select"), docWidget, SLOT(setMouseModeSelect()));
_counter->setLastPage(docWidget->lastPage());
connect(docWidget, SIGNAL(changedPage(int)), _counter, SLOT(setCurrentPage(int)));
connect(docWidget, SIGNAL(changedZoom(qreal)), _zoomWdgt, SLOT(setZoom(qreal)));
connect(docWidget, SIGNAL(requestOpenUrl(const QUrl)), this, SLOT(openUrl(const QUrl)));
connect(docWidget, SIGNAL(requestOpenPdf(QString, QtPDF::PDFDestination, bool)), this, SLOT(openPdf(QString, QtPDF::PDFDestination, bool)));
connect(docWidget, SIGNAL(contextClick(const int, const QPointF)), this, SLOT(syncFromPdf(const int, const QPointF)));
connect(docWidget, SIGNAL(searchProgressChanged(int, int)), this, SLOT(searchProgressChanged(int, int)));
connect(docWidget, SIGNAL(changedDocument(const QWeakPointer<QtPDF::Backend::Document>)), this, SLOT(documentChanged(const QWeakPointer<QtPDF::Backend::Document>)));
_toolBar->addSeparator();
#ifdef DEBUG
// FIXME: Remove this
_toolBar->addAction(QString::fromUtf8("en"), this, SLOT(setEnglishLocale()));
_toolBar->addAction(QString::fromUtf8("de"), this, SLOT(setGermanLocale()));
_toolBar->addSeparator();
#endif
_toolBar->addWidget(_search);
connect(_search, SIGNAL(searchRequested(QString)), docWidget, SLOT(search(QString)));
connect(_search, SIGNAL(gotoNextResult()), docWidget, SLOT(nextSearchResult()));
connect(_search, SIGNAL(gotoPreviousResult()), docWidget, SLOT(previousSearchResult()));
connect(_search, SIGNAL(searchCleared()), docWidget, SLOT(clearSearchResults()));
statusBar()->addPermanentWidget(_counter);
statusBar()->addWidget(_zoomWdgt);
addToolBar(_toolBar);
setCentralWidget(docWidget);
QDockWidget * toc = docWidget->dockWidget(QtPDF::PDFDocumentView::Dock_TableOfContents, this);
addDockWidget(Qt::LeftDockWidgetArea, toc);
tabifyDockWidget(toc, docWidget->dockWidget(QtPDF::PDFDocumentView::Dock_MetaData, this));
tabifyDockWidget(toc, docWidget->dockWidget(QtPDF::PDFDocumentView::Dock_Fonts, this));
tabifyDockWidget(toc, docWidget->dockWidget(QtPDF::PDFDocumentView::Dock_Permissions, this));
tabifyDockWidget(toc, docWidget->dockWidget(QtPDF::PDFDocumentView::Dock_Annotations, this));
toc->raise();
QShortcut * goPrevViewRect = new QShortcut(QKeySequence(tr("Alt+Left")), this);
connect(goPrevViewRect, SIGNAL(activated()), docWidget, SLOT(goPrevViewRect()));
}