mirror of https://github.com/JakubMelka/PDF4QT.git
1316 lines
51 KiB
C++
1316 lines
51 KiB
C++
// Copyright (C) 2019-2020 Jakub Melka
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//
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// This file is part of PdfForQt.
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//
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// PdfForQt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// PdfForQt is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PDFForQt. If not, see <https://www.gnu.org/licenses/>.
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#include "pdfviewermainwindow.h"
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#include "ui_pdfviewermainwindow.h"
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#include "pdfaboutdialog.h"
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#include "pdfsidebarwidget.h"
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#include "pdfadvancedfindwidget.h"
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#include "pdfviewersettingsdialog.h"
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#include "pdfdocumentpropertiesdialog.h"
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#include "pdfrendertoimagesdialog.h"
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#include "pdfdocumentreader.h"
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#include "pdfvisitor.h"
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#include "pdfstreamfilters.h"
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#include "pdfdrawwidget.h"
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#include "pdfdrawspacecontroller.h"
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#include "pdfrenderingerrorswidget.h"
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#include "pdffont.h"
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#include "pdfitemmodels.h"
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#include "pdfutils.h"
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#include "pdfsendmail.h"
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#include "pdfexecutionpolicy.h"
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#include "pdfwidgetutils.h"
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#include <QPainter>
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#include <QSettings>
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#include <QFileDialog>
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#include <QMessageBox>
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#include <QCloseEvent>
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#include <QApplication>
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#include <QDesktopWidget>
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#include <QStandardPaths>
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#include <QDockWidget>
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#include <QTreeView>
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#include <QLayout>
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#include <QHeaderView>
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#include <QInputDialog>
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#include <QSpinBox>
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#include <QLabel>
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#include <QDoubleSpinBox>
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#include <QDesktopServices>
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#include <QtPrintSupport/QPrinter>
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#include <QtPrintSupport/QPrintDialog>
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#include <QtConcurrent/QtConcurrent>
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#ifdef Q_OS_WIN
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#include "Windows.h"
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#endif
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namespace pdfviewer
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{
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PDFViewerMainWindow::PDFViewerMainWindow(QWidget* parent) :
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QMainWindow(parent),
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ui(new Ui::PDFViewerMainWindow),
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m_CMSManager(new pdf::PDFCMSManager(this)),
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m_recentFileManager(new PDFRecentFileManager(this)),
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m_settings(new PDFViewerSettings(this)),
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m_pdfWidget(nullptr),
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m_sidebarWidget(nullptr),
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m_sidebarDockWidget(nullptr),
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m_advancedFindWidget(nullptr),
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m_advancedFindDockWidget(nullptr),
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m_optionalContentActivity(nullptr),
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m_pageNumberSpinBox(nullptr),
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m_pageNumberLabel(nullptr),
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m_pageZoomSpinBox(nullptr),
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m_isLoadingUI(false),
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m_progress(new pdf::PDFProgress(this)),
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m_taskbarButton(new QWinTaskbarButton(this)),
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m_progressTaskbarIndicator(nullptr),
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m_progressDialog(nullptr),
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m_isBusy(false),
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m_isChangingProgressStep(false),
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m_toolManager(nullptr),
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m_annotationManager(nullptr),
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m_textToSpeech(new PDFTextToSpeech(this))
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{
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ui->setupUi(this);
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// Initialize toolbar icon size
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QSize iconSize = pdf::PDFWidgetUtils::scaleDPI(this, QSize(24, 24));
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ui->mainToolBar->setIconSize(iconSize);
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// Initialize task bar progress
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m_progressTaskbarIndicator = m_taskbarButton->progress();
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// Initialize shortcuts
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ui->actionOpen->setShortcut(QKeySequence::Open);
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ui->actionClose->setShortcut(QKeySequence::Close);
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ui->actionQuit->setShortcut(QKeySequence::Quit);
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ui->actionZoom_In->setShortcut(QKeySequence::ZoomIn);
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ui->actionZoom_Out->setShortcut(QKeySequence::ZoomOut);
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ui->actionFind->setShortcut(QKeySequence::Find);
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ui->actionFindPrevious->setShortcut(QKeySequence::FindPrevious);
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ui->actionFindNext->setShortcut(QKeySequence::FindNext);
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ui->actionSelectTextAll->setShortcut(QKeySequence::SelectAll);
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ui->actionDeselectText->setShortcut(QKeySequence::Deselect);
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ui->actionCopyText->setShortcut(QKeySequence::Copy);
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ui->actionRotateRight->setShortcut(QKeySequence("Ctrl+Shift++"));
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ui->actionRotateLeft->setShortcut(QKeySequence("Ctrl+Shift+-"));
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ui->actionPrint->setShortcut(QKeySequence::Print);
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for (QAction* action : m_recentFileManager->getActions())
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{
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ui->menuFile->insertAction(ui->actionQuit, action);
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}
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ui->menuFile->insertSeparator(ui->actionQuit);
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connect(ui->actionOpen, &QAction::triggered, this, &PDFViewerMainWindow::onActionOpenTriggered);
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connect(ui->actionClose, &QAction::triggered, this, &PDFViewerMainWindow::onActionCloseTriggered);
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connect(ui->actionQuit, &QAction::triggered, this, &PDFViewerMainWindow::onActionQuitTriggered);
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connect(m_recentFileManager, &PDFRecentFileManager::fileOpenRequest, this, &PDFViewerMainWindow::openDocument);
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auto createGoToAction = [this](QMenu* menu, QString name, QString text, QKeySequence::StandardKey key, pdf::PDFDrawWidgetProxy::Operation operation, QString iconPath)
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{
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QIcon icon;
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icon.addFile(iconPath);
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QAction* action = new QAction(icon, text, this);
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action->setObjectName(name);
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action->setShortcut(key);
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menu->addAction(action);
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auto onTriggered = [this, operation]()
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{
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m_pdfWidget->getDrawWidgetProxy()->performOperation(operation);
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};
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connect(action, &QAction::triggered, this, onTriggered);
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return action;
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};
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QAction* actionGoToDocumentStart = createGoToAction(ui->menuGoTo, "actionGoToDocumentStart", tr("Go to document start"), QKeySequence::MoveToStartOfDocument, pdf::PDFDrawWidgetProxy::NavigateDocumentStart, ":/resources/previous-start.svg");
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QAction* actionGoToDocumentEnd = createGoToAction(ui->menuGoTo, "actionGoToDocumentEnd", tr("Go to document end"), QKeySequence::MoveToEndOfDocument, pdf::PDFDrawWidgetProxy::NavigateDocumentEnd, ":/resources/next-end.svg");
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QAction* actionGoToNextPage = createGoToAction(ui->menuGoTo, "actionGoToNextPage", tr("Go to next page"), QKeySequence::MoveToNextPage, pdf::PDFDrawWidgetProxy::NavigateNextPage, ":/resources/next-page.svg");
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QAction* actionGoToPreviousPage = createGoToAction(ui->menuGoTo, "actionGoToPreviousPage", tr("Go to previous page"), QKeySequence::MoveToPreviousPage, pdf::PDFDrawWidgetProxy::NavigatePreviousPage, ":/resources/previous-page.svg");
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createGoToAction(ui->menuGoTo, "actionGoToNextLine", tr("Go to next line"), QKeySequence::MoveToNextLine, pdf::PDFDrawWidgetProxy::NavigateNextStep, ":/resources/next.svg");
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createGoToAction(ui->menuGoTo, "actionGoToPreviousLine", tr("Go to previous line"), QKeySequence::MoveToPreviousLine, pdf::PDFDrawWidgetProxy::NavigatePreviousStep, ":/resources/previous.svg");
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m_pageNumberSpinBox = new QSpinBox(this);
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m_pageNumberLabel = new QLabel(this);
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m_pageNumberSpinBox->setFixedWidth(adjustDpiX(80));
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m_pageNumberSpinBox->setAlignment(Qt::AlignCenter);
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connect(m_pageNumberSpinBox, &QSpinBox::editingFinished, this, &PDFViewerMainWindow::onPageNumberSpinboxEditingFinished);
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// Page control
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ui->mainToolBar->addSeparator();
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ui->mainToolBar->addAction(actionGoToDocumentStart);
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ui->mainToolBar->addAction(actionGoToPreviousPage);
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ui->mainToolBar->addWidget(m_pageNumberSpinBox);
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ui->mainToolBar->addWidget(m_pageNumberLabel);
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ui->mainToolBar->addAction(actionGoToNextPage);
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ui->mainToolBar->addAction(actionGoToDocumentEnd);
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// Zoom
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ui->mainToolBar->addSeparator();
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ui->mainToolBar->addAction(ui->actionZoom_In);
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ui->mainToolBar->addAction(ui->actionZoom_Out);
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m_pageZoomSpinBox = new QDoubleSpinBox(this);
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m_pageZoomSpinBox->setMinimum(pdf::PDFDrawWidgetProxy::getMinZoom() * 100);
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m_pageZoomSpinBox->setMaximum(pdf::PDFDrawWidgetProxy::getMaxZoom() * 100);
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m_pageZoomSpinBox->setDecimals(2);
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m_pageZoomSpinBox->setSuffix(tr("%"));
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m_pageZoomSpinBox->setFixedWidth(adjustDpiX(80));
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m_pageZoomSpinBox->setAlignment(Qt::AlignVCenter | Qt::AlignRight);
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connect(m_pageZoomSpinBox, &QDoubleSpinBox::editingFinished, this, &PDFViewerMainWindow::onPageZoomSpinboxEditingFinished);
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ui->mainToolBar->addWidget(m_pageZoomSpinBox);
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// Fit page, width, height
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ui->mainToolBar->addAction(ui->actionFitPage);
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ui->mainToolBar->addAction(ui->actionFitWidth);
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ui->mainToolBar->addAction(ui->actionFitHeight);
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ui->mainToolBar->addSeparator();
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// Tools
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ui->mainToolBar->addAction(ui->actionSelectText);
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ui->mainToolBar->addAction(ui->actionMagnifier);
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ui->mainToolBar->addAction(ui->actionScreenshot);
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ui->mainToolBar->addAction(ui->actionExtractImage);
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connect(ui->actionZoom_In, &QAction::triggered, this, [this] { m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomIn); });
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connect(ui->actionZoom_Out, &QAction::triggered, this, [this] { m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomOut); });
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readSettings();
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m_pdfWidget = new pdf::PDFWidget(m_CMSManager, m_settings->getRendererEngine(), m_settings->isMultisampleAntialiasingEnabled() ? m_settings->getRendererSamples() : -1, this);
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setCentralWidget(m_pdfWidget);
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setFocusProxy(m_pdfWidget);
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m_pdfWidget->updateCacheLimits(m_settings->getCompiledPageCacheLimit() * 1024, m_settings->getThumbnailsCacheLimit(), m_settings->getFontCacheLimit(), m_settings->getInstancedFontCacheLimit());
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m_pdfWidget->getDrawWidgetProxy()->setProgress(m_progress);
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m_textToSpeech->setProxy(m_pdfWidget->getDrawWidgetProxy());
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m_sidebarWidget = new PDFSidebarWidget(m_pdfWidget->getDrawWidgetProxy(), m_textToSpeech, this);
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m_sidebarDockWidget = new QDockWidget(tr("Sidebar"), this);
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m_sidebarDockWidget->setObjectName("SidebarDockWidget");
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m_sidebarDockWidget->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
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m_sidebarDockWidget->setWidget(m_sidebarWidget);
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addDockWidget(Qt::LeftDockWidgetArea, m_sidebarDockWidget);
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m_sidebarDockWidget->hide();
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connect(m_sidebarWidget, &PDFSidebarWidget::actionTriggered, this, &PDFViewerMainWindow::onActionTriggered);
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m_textToSpeech->setSettings(m_settings);
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m_advancedFindWidget = new PDFAdvancedFindWidget(m_pdfWidget->getDrawWidgetProxy(), this);
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m_advancedFindDockWidget = new QDockWidget(tr("Advanced find"), this);
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m_advancedFindDockWidget->setObjectName("AdvancedFind");
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m_advancedFindDockWidget->setAllowedAreas(Qt::TopDockWidgetArea | Qt::BottomDockWidgetArea);
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m_advancedFindDockWidget->setWidget(m_advancedFindWidget);
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addDockWidget(Qt::BottomDockWidgetArea, m_advancedFindDockWidget);
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m_advancedFindDockWidget->hide();
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QAction* toggleAdvancedFindAction = m_advancedFindDockWidget->toggleViewAction();
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toggleAdvancedFindAction->setObjectName("actionAdvancedFind");
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toggleAdvancedFindAction->setText(tr("Advanced Find"));
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toggleAdvancedFindAction->setShortcut(QKeySequence("Ctrl+Shift+F"));
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toggleAdvancedFindAction->setIcon(QIcon(":/resources/find-advanced.svg"));
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ui->menuEdit->insertAction(nullptr, toggleAdvancedFindAction);
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ui->actionRenderOptionAntialiasing->setData(pdf::PDFRenderer::Antialiasing);
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ui->actionRenderOptionTextAntialiasing->setData(pdf::PDFRenderer::TextAntialiasing);
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ui->actionRenderOptionSmoothPictures->setData(pdf::PDFRenderer::SmoothImages);
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ui->actionRenderOptionIgnoreOptionalContentSettings->setData(pdf::PDFRenderer::IgnoreOptionalContent);
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ui->actionInvertColors->setData(pdf::PDFRenderer::InvertColors);
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ui->actionShow_Text_Blocks->setData(pdf::PDFRenderer::DebugTextBlocks);
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ui->actionShow_Text_Lines->setData(pdf::PDFRenderer::DebugTextLines);
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for (QAction* action : getRenderingOptionActions())
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{
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connect(action, &QAction::triggered, this, &PDFViewerMainWindow::onRenderingOptionTriggered);
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}
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ui->menuView->addSeparator();
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ui->menuView->addAction(m_sidebarDockWidget->toggleViewAction());
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m_sidebarDockWidget->toggleViewAction()->setObjectName("actionSidebar");
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// Initialize tools
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pdf::PDFToolManager::Actions actions;
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actions.findPrevAction = ui->actionFindPrevious;
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actions.findNextAction = ui->actionFindNext;
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actions.selectTextToolAction = ui->actionSelectText;
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actions.selectAllAction = ui->actionSelectTextAll;
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actions.deselectAction = ui->actionDeselectText;
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actions.copyTextAction = ui->actionCopyText;
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actions.magnifierAction = ui->actionMagnifier;
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actions.screenshotToolAction = ui->actionScreenshot;
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actions.extractImageAction = ui->actionExtractImage;
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m_toolManager = new pdf::PDFToolManager(m_pdfWidget->getDrawWidgetProxy(), actions, this, this);
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m_pdfWidget->setToolManager(m_toolManager);
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updateMagnifierToolSettings();
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connect(m_toolManager, &pdf::PDFToolManager::messageDisplayRequest, statusBar(), &QStatusBar::showMessage);
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m_annotationManager = new pdf::PDFAnnotationManager(m_pdfWidget->getDrawWidgetProxy(), this);
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connect(m_pdfWidget->getDrawWidgetProxy(), &pdf::PDFDrawWidgetProxy::drawSpaceChanged, this, &PDFViewerMainWindow::onDrawSpaceChanged);
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connect(m_pdfWidget->getDrawWidgetProxy(), &pdf::PDFDrawWidgetProxy::pageLayoutChanged, this, &PDFViewerMainWindow::onPageLayoutChanged);
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connect(m_pdfWidget, &pdf::PDFWidget::pageRenderingErrorsChanged, this, &PDFViewerMainWindow::onPageRenderingErrorsChanged, Qt::QueuedConnection);
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connect(m_settings, &PDFViewerSettings::settingsChanged, this, &PDFViewerMainWindow::onViewerSettingsChanged);
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connect(m_progress, &pdf::PDFProgress::progressStarted, this, &PDFViewerMainWindow::onProgressStarted);
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connect(m_progress, &pdf::PDFProgress::progressStep, this, &PDFViewerMainWindow::onProgressStep);
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connect(m_progress, &pdf::PDFProgress::progressFinished, this, &PDFViewerMainWindow::onProgressFinished);
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connect(&m_futureWatcher, &QFutureWatcher<AsyncReadingResult>::finished, this, &PDFViewerMainWindow::onDocumentReadingFinished);
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connect(this, &PDFViewerMainWindow::queryPasswordRequest, this, &PDFViewerMainWindow::onQueryPasswordRequest, Qt::BlockingQueuedConnection);
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connect(ui->actionFind, &QAction::triggered, this, [this] { m_toolManager->setActiveTool(m_toolManager->getFindTextTool()); });
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readActionSettings();
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updatePageLayoutActions();
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updateUI(true);
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onViewerSettingsChanged();
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updateActionsAvailability();
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}
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PDFViewerMainWindow::~PDFViewerMainWindow()
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{
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delete m_annotationManager;
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m_annotationManager = nullptr;
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delete ui;
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}
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void PDFViewerMainWindow::onActionOpenTriggered()
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{
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QString fileName = QFileDialog::getOpenFileName(this, tr("Select PDF document"), m_settings->getDirectory(), tr("PDF document (*.pdf)"));
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if (!fileName.isEmpty())
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{
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openDocument(fileName);
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}
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}
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void PDFViewerMainWindow::onActionCloseTriggered()
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{
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closeDocument();
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}
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void PDFViewerMainWindow::onActionQuitTriggered()
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{
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close();
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}
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void PDFViewerMainWindow::onPageRenderingErrorsChanged(pdf::PDFInteger pageIndex, int errorsCount)
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{
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if (errorsCount > 0)
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{
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statusBar()->showMessage(tr("Rendering of page %1: %2 errors occured.").arg(pageIndex + 1).arg(errorsCount), 4000);
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}
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}
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void PDFViewerMainWindow::onDrawSpaceChanged()
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{
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updateUI(false);
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}
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void PDFViewerMainWindow::onPageLayoutChanged()
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{
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updateUI(false);
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updatePageLayoutActions();
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}
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void PDFViewerMainWindow::onPageNumberSpinboxEditingFinished()
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{
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if (m_isLoadingUI)
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{
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return;
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}
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if (m_pageNumberSpinBox->hasFocus())
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{
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m_pdfWidget->setFocus();
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}
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m_pdfWidget->getDrawWidgetProxy()->goToPage(m_pageNumberSpinBox->value() - 1);
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}
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void PDFViewerMainWindow::onPageZoomSpinboxEditingFinished()
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{
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if (m_isLoadingUI)
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{
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return;
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}
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if (m_pageZoomSpinBox->hasFocus())
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{
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m_pdfWidget->setFocus();
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}
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m_pdfWidget->getDrawWidgetProxy()->zoom(m_pageZoomSpinBox->value() / 100.0);
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}
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void PDFViewerMainWindow::onActionTriggered(const pdf::PDFAction* action)
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{
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Q_ASSERT(action);
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for (const pdf::PDFAction* currentAction : action->getActionList())
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{
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switch (action->getType())
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{
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case pdf::ActionType::GoTo:
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{
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const pdf::PDFActionGoTo* typedAction = dynamic_cast<const pdf::PDFActionGoTo*>(currentAction);
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pdf::PDFDestination destination = typedAction->getDestination();
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if (destination.getDestinationType() == pdf::DestinationType::Named)
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{
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if (const pdf::PDFDestination* targetDestination = m_pdfDocument->getCatalog()->getDestination(destination.getName()))
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{
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destination = *targetDestination;
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}
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else
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{
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destination = pdf::PDFDestination();
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QMessageBox::critical(this, tr("Go to action"), tr("Failed to go to destination '%1'. Destination wasn't found.").arg(pdf::PDFEncoding::convertTextString(destination.getName())));
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}
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}
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if (destination.getDestinationType() != pdf::DestinationType::Invalid &&
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destination.getPageReference() != pdf::PDFObjectReference())
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{
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const size_t pageIndex = m_pdfDocument->getCatalog()->getPageIndexFromPageReference(destination.getPageReference());
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if (pageIndex != pdf::PDFCatalog::INVALID_PAGE_INDEX)
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{
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m_pdfWidget->getDrawWidgetProxy()->goToPage(pageIndex);
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switch (destination.getDestinationType())
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{
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case pdf::DestinationType::Fit:
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m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomFit);
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break;
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case pdf::DestinationType::FitH:
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m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomFitWidth);
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break;
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case pdf::DestinationType::FitV:
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m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomFitHeight);
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break;
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default:
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break;
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}
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}
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}
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break;
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}
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case pdf::ActionType::Launch:
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{
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if (!m_settings->getSettings().m_allowLaunchApplications)
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{
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// Launching of applications is disabled -> continue to next action
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continue;
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}
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const pdf::PDFActionLaunch* typedAction = dynamic_cast<const pdf::PDFActionLaunch*>(currentAction);
|
|
#ifdef Q_OS_WIN
|
|
const pdf::PDFActionLaunch::Win& winSpecification = typedAction->getWinSpecification();
|
|
if (!winSpecification.file.isEmpty())
|
|
{
|
|
QString message = tr("Would you like to launch application '%1' in working directory '%2' with parameters '%3'?").arg(QString::fromLatin1(winSpecification.file), QString::fromLatin1(winSpecification.directory), QString::fromLatin1(winSpecification.parameters));
|
|
if (QMessageBox::question(this, tr("Launch application"), message) == QMessageBox::Yes)
|
|
{
|
|
auto getStringOrNULL = [](const QByteArray& array) -> LPCSTR
|
|
{
|
|
if (!array.isEmpty())
|
|
{
|
|
return array.data();
|
|
}
|
|
return NULL;
|
|
};
|
|
|
|
const HINSTANCE result = ::ShellExecuteA(NULL, getStringOrNULL(winSpecification.operation), getStringOrNULL(winSpecification.file), getStringOrNULL(winSpecification.parameters), getStringOrNULL(winSpecification.directory), SW_SHOWNORMAL);
|
|
if (result <= HINSTANCE(32))
|
|
{
|
|
// Error occured
|
|
QMessageBox::warning(this, tr("Launch application"), tr("Executing application failed. Error code is %1.").arg(reinterpret_cast<intptr_t>(result)));
|
|
}
|
|
}
|
|
|
|
// Continue next action
|
|
continue;
|
|
}
|
|
|
|
const pdf::PDFFileSpecification& fileSpecification = typedAction->getFileSpecification();
|
|
QString plaftormFileName = fileSpecification.getPlatformFileName();
|
|
if (!plaftormFileName.isEmpty())
|
|
{
|
|
QString message = tr("Would you like to launch application '%1'?").arg(plaftormFileName);
|
|
if (QMessageBox::question(this, tr("Launch application"), message) == QMessageBox::Yes)
|
|
{
|
|
const HINSTANCE result = ::ShellExecuteW(NULL, NULL, plaftormFileName.toStdWString().c_str(), NULL, NULL, SW_SHOWNORMAL);
|
|
if (result <= HINSTANCE(32))
|
|
{
|
|
// Error occured
|
|
QMessageBox::warning(this, tr("Launch application"), tr("Executing application failed. Error code is %1.").arg(reinterpret_cast<intptr_t>(result)));
|
|
}
|
|
}
|
|
|
|
// Continue next action
|
|
continue;
|
|
}
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
case pdf::ActionType::URI:
|
|
{
|
|
if (!m_settings->getSettings().m_allowLaunchURI)
|
|
{
|
|
// Launching of URI is disabled -> continue to next action
|
|
continue;
|
|
}
|
|
|
|
const pdf::PDFActionURI* typedAction = dynamic_cast<const pdf::PDFActionURI*>(currentAction);
|
|
QByteArray URI = m_pdfDocument->getCatalog()->getBaseURI() + typedAction->getURI();
|
|
QString urlString = QString::fromLatin1(URI);
|
|
QString message = tr("Would you like to open URL '%1'?").arg(urlString);
|
|
if (QMessageBox::question(this, tr("Open URL"), message) == QMessageBox::Yes)
|
|
{
|
|
if (!QDesktopServices::openUrl(QUrl(urlString)))
|
|
{
|
|
// Error occured
|
|
QMessageBox::warning(this, tr("Open URL"), tr("Opening url '%1' failed.").arg(urlString));
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case pdf::ActionType::Named:
|
|
{
|
|
const pdf::PDFActionNamed* typedAction = dynamic_cast<const pdf::PDFActionNamed*>(currentAction);
|
|
switch (typedAction->getNamedActionType())
|
|
{
|
|
case pdf::PDFActionNamed::NamedActionType::NextPage:
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::NavigateNextPage);
|
|
break;
|
|
|
|
case pdf::PDFActionNamed::NamedActionType::PrevPage:
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::NavigatePreviousPage);
|
|
break;
|
|
|
|
case pdf::PDFActionNamed::NamedActionType::FirstPage:
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::NavigateDocumentStart);
|
|
break;
|
|
|
|
case pdf::PDFActionNamed::NamedActionType::LastPage:
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::NavigateDocumentEnd);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case pdf::ActionType::SetOCGState:
|
|
{
|
|
const pdf::PDFActionSetOCGState* typedAction = dynamic_cast<const pdf::PDFActionSetOCGState*>(currentAction);
|
|
const pdf::PDFActionSetOCGState::StateChangeItems& stateChanges = typedAction->getStateChangeItems();
|
|
const bool isRadioButtonsPreserved = typedAction->isRadioButtonsPreserved();
|
|
|
|
if (m_optionalContentActivity)
|
|
{
|
|
for (const pdf::PDFActionSetOCGState::StateChangeItem& stateChange : stateChanges)
|
|
{
|
|
pdf::OCState newState = pdf::OCState::Unknown;
|
|
switch (stateChange.first)
|
|
{
|
|
case pdf::PDFActionSetOCGState::SwitchType::ON:
|
|
newState = pdf::OCState::ON;
|
|
break;
|
|
|
|
case pdf::PDFActionSetOCGState::SwitchType::OFF:
|
|
newState = pdf::OCState::OFF;
|
|
break;
|
|
|
|
case pdf::PDFActionSetOCGState::SwitchType::Toggle:
|
|
{
|
|
pdf::OCState oldState = m_optionalContentActivity->getState(stateChange.second);
|
|
switch (oldState)
|
|
{
|
|
case pdf::OCState::ON:
|
|
newState = pdf::OCState::OFF;
|
|
break;
|
|
|
|
case pdf::OCState::OFF:
|
|
newState = pdf::OCState::ON;
|
|
break;
|
|
|
|
case pdf::OCState::Unknown:
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
}
|
|
|
|
if (newState != pdf::OCState::Unknown)
|
|
{
|
|
m_optionalContentActivity->setState(stateChange.second, newState, isRadioButtonsPreserved);
|
|
}
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::onProgressStarted(pdf::ProgressStartupInfo info)
|
|
{
|
|
Q_ASSERT(!m_progressDialog);
|
|
if (info.showDialog)
|
|
{
|
|
m_progressDialog = new QProgressDialog(info.text, QString(), 0, 100, this);
|
|
m_progressDialog->setWindowModality(Qt::WindowModal);
|
|
m_progressDialog->setCancelButton(nullptr);
|
|
}
|
|
|
|
m_progressTaskbarIndicator->setRange(0, 100);
|
|
m_progressTaskbarIndicator->reset();
|
|
m_progressTaskbarIndicator->show();
|
|
m_isBusy = true;
|
|
|
|
updateActionsAvailability();
|
|
}
|
|
|
|
void PDFViewerMainWindow::onProgressStep(int percentage)
|
|
{
|
|
if (m_isChangingProgressStep)
|
|
{
|
|
return;
|
|
}
|
|
|
|
pdf::PDFTemporaryValueChange guard(&m_isChangingProgressStep, true);
|
|
|
|
if (m_progressDialog)
|
|
{
|
|
m_progressDialog->setValue(percentage);
|
|
}
|
|
|
|
m_progressTaskbarIndicator->setValue(percentage);
|
|
}
|
|
|
|
void PDFViewerMainWindow::onProgressFinished()
|
|
{
|
|
if (m_progressDialog)
|
|
{
|
|
m_progressDialog->hide();
|
|
m_progressDialog->deleteLater();
|
|
m_progressDialog = nullptr;
|
|
}
|
|
m_progressTaskbarIndicator->hide();
|
|
m_isBusy = false;
|
|
|
|
updateActionsAvailability();
|
|
}
|
|
|
|
void PDFViewerMainWindow::readSettings()
|
|
{
|
|
QSettings settings(QSettings::IniFormat, QSettings::UserScope, QCoreApplication::organizationName(), QCoreApplication::applicationName());
|
|
|
|
QByteArray geometry = settings.value("geometry", QByteArray()).toByteArray();
|
|
if (geometry.isEmpty())
|
|
{
|
|
QRect availableGeometry = QApplication::desktop()->availableGeometry(this);
|
|
QRect windowRect(0, 0, availableGeometry.width() / 2, availableGeometry.height() / 2);
|
|
windowRect = windowRect.translated(availableGeometry.center() - windowRect.center());
|
|
setGeometry(windowRect);
|
|
}
|
|
else
|
|
{
|
|
restoreGeometry(geometry);
|
|
}
|
|
|
|
QByteArray state = settings.value("windowState", QByteArray()).toByteArray();
|
|
if (!state.isEmpty())
|
|
{
|
|
restoreState(state);
|
|
}
|
|
|
|
m_settings->readSettings(settings, m_CMSManager->getDefaultSettings());
|
|
m_CMSManager->setSettings(m_settings->getColorManagementSystemSettings());
|
|
m_textToSpeech->setSettings(m_settings);
|
|
}
|
|
|
|
void PDFViewerMainWindow::readActionSettings()
|
|
{
|
|
QSettings settings(QSettings::IniFormat, QSettings::UserScope, QCoreApplication::organizationName(), QCoreApplication::applicationName());
|
|
|
|
// Load action shortcuts
|
|
settings.beginGroup("Actions");
|
|
for (QAction* action : getActions())
|
|
{
|
|
QString name = action->objectName();
|
|
if (!name.isEmpty() && settings.contains(name))
|
|
{
|
|
QKeySequence sequence = QKeySequence::fromString(settings.value(name, action->shortcut().toString(QKeySequence::PortableText)).toString(), QKeySequence::PortableText);
|
|
action->setShortcut(sequence);
|
|
}
|
|
}
|
|
settings.endGroup();
|
|
|
|
// Load recent files
|
|
settings.beginGroup("RecentFiles");
|
|
m_recentFileManager->setRecentFilesLimit(settings.value("MaximumRecentFilesCount", PDFRecentFileManager::getDefaultRecentFiles()).toInt());
|
|
m_recentFileManager->setRecentFiles(settings.value("RecentFileList", QStringList()).toStringList());
|
|
settings.endGroup();
|
|
}
|
|
|
|
void PDFViewerMainWindow::writeSettings()
|
|
{
|
|
QSettings settings(QSettings::IniFormat, QSettings::UserScope, QCoreApplication::organizationName(), QCoreApplication::applicationName());
|
|
settings.setValue("geometry", saveGeometry());
|
|
settings.setValue("windowState", saveState());
|
|
|
|
m_settings->writeSettings(settings);
|
|
|
|
// Save action shortcuts
|
|
settings.beginGroup("Actions");
|
|
for (QAction* action : getActions())
|
|
{
|
|
QString name = action->objectName();
|
|
if (!name.isEmpty())
|
|
{
|
|
QString accelerator = action->shortcut().toString(QKeySequence::PortableText);
|
|
settings.setValue(name, accelerator);
|
|
}
|
|
}
|
|
settings.endGroup();
|
|
|
|
// Save recent files
|
|
settings.beginGroup("RecentFiles");
|
|
settings.setValue("MaximumRecentFilesCount", m_recentFileManager->getRecentFilesLimit());
|
|
settings.setValue("RecentFileList", m_recentFileManager->getRecentFiles());
|
|
settings.endGroup();
|
|
}
|
|
|
|
void PDFViewerMainWindow::updateTitle()
|
|
{
|
|
if (m_pdfDocument)
|
|
{
|
|
QString title = m_pdfDocument->getInfo()->title;
|
|
if (title.isEmpty())
|
|
{
|
|
title = m_currentFile;
|
|
}
|
|
setWindowTitle(tr("%1 - PDF Viewer").arg(m_currentFile));
|
|
}
|
|
else
|
|
{
|
|
setWindowTitle(tr("PDF Viewer"));
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::updatePageLayoutActions()
|
|
{
|
|
for (QAction* action : { ui->actionPageLayoutContinuous, ui->actionPageLayoutSinglePage, ui->actionPageLayoutTwoColumns, ui->actionPageLayoutTwoPages })
|
|
{
|
|
action->setChecked(false);
|
|
}
|
|
|
|
const pdf::PageLayout pageLayout = m_pdfWidget->getDrawWidgetProxy()->getPageLayout();
|
|
switch (pageLayout)
|
|
{
|
|
case pdf::PageLayout::SinglePage:
|
|
ui->actionPageLayoutSinglePage->setChecked(true);
|
|
break;
|
|
|
|
case pdf::PageLayout::OneColumn:
|
|
ui->actionPageLayoutContinuous->setChecked(true);
|
|
break;
|
|
|
|
case pdf::PageLayout::TwoColumnLeft:
|
|
case pdf::PageLayout::TwoColumnRight:
|
|
ui->actionPageLayoutTwoColumns->setChecked(true);
|
|
ui->actionFirstPageOnRightSide->setChecked(pageLayout == pdf::PageLayout::TwoColumnRight);
|
|
break;
|
|
|
|
case pdf::PageLayout::TwoPagesLeft:
|
|
case pdf::PageLayout::TwoPagesRight:
|
|
ui->actionPageLayoutTwoPages->setChecked(true);
|
|
ui->actionFirstPageOnRightSide->setChecked(pageLayout == pdf::PageLayout::TwoPagesRight);
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::updateRenderingOptionActions()
|
|
{
|
|
const pdf::PDFRenderer::Features features = m_settings->getFeatures();
|
|
for (QAction* action : getRenderingOptionActions())
|
|
{
|
|
action->setChecked(features.testFlag(static_cast<pdf::PDFRenderer::Feature>(action->data().toInt())));
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::updateUI(bool fullUpdate)
|
|
{
|
|
pdf::PDFTemporaryValueChange guard(&m_isLoadingUI, true);
|
|
|
|
if (fullUpdate)
|
|
{
|
|
if (m_pdfDocument)
|
|
{
|
|
size_t pageCount = m_pdfDocument->getCatalog()->getPageCount();
|
|
m_pageNumberSpinBox->setMinimum(1);
|
|
m_pageNumberSpinBox->setMaximum(static_cast<int>(pageCount));
|
|
m_pageNumberSpinBox->setEnabled(true);
|
|
m_pageNumberLabel->setText(tr(" / %1").arg(pageCount));
|
|
}
|
|
else
|
|
{
|
|
m_pageNumberSpinBox->setEnabled(false);
|
|
m_pageNumberLabel->setText(QString());
|
|
}
|
|
|
|
ui->actionProperties->setEnabled(m_pdfDocument);
|
|
ui->actionSend_by_E_Mail->setEnabled(m_pdfDocument);
|
|
}
|
|
else
|
|
{
|
|
std::vector<pdf::PDFInteger> currentPages = m_pdfWidget->getDrawWidget()->getCurrentPages();
|
|
if (!currentPages.empty())
|
|
{
|
|
m_pageNumberSpinBox->setValue(currentPages.front() + 1);
|
|
|
|
// Prefetch pages, if it is enabled
|
|
if (m_settings->isPagePrefetchingEnabled())
|
|
{
|
|
m_pdfWidget->getDrawWidgetProxy()->prefetchPages(currentPages.back());
|
|
}
|
|
}
|
|
|
|
m_sidebarWidget->setCurrentPages(currentPages);
|
|
}
|
|
|
|
m_pageZoomSpinBox->setValue(m_pdfWidget->getDrawWidgetProxy()->getZoom() * 100);
|
|
}
|
|
|
|
void PDFViewerMainWindow::updateActionsAvailability()
|
|
{
|
|
const bool isBusy = m_futureWatcher.isRunning() || m_isBusy;
|
|
const bool hasDocument = m_pdfDocument;
|
|
const bool hasValidDocument = !isBusy && hasDocument;
|
|
bool canPrint = false;
|
|
if (m_pdfDocument)
|
|
{
|
|
const pdf::PDFObjectStorage& storage = m_pdfDocument->getStorage();
|
|
const pdf::PDFSecurityHandler* securityHandler = storage.getSecurityHandler();
|
|
canPrint = securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::PrintLowResolution) ||
|
|
securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::PrintHighResolution);
|
|
}
|
|
|
|
ui->actionOpen->setEnabled(!isBusy);
|
|
ui->actionClose->setEnabled(hasValidDocument);
|
|
ui->actionQuit->setEnabled(!isBusy);
|
|
ui->actionOptions->setEnabled(!isBusy);
|
|
ui->actionAbout->setEnabled(!isBusy);
|
|
ui->actionFitPage->setEnabled(hasValidDocument);
|
|
ui->actionFitWidth->setEnabled(hasValidDocument);
|
|
ui->actionFitHeight->setEnabled(hasValidDocument);
|
|
ui->actionRendering_Errors->setEnabled(hasValidDocument);
|
|
ui->actionFind->setEnabled(hasValidDocument);
|
|
ui->actionPrint->setEnabled(hasValidDocument && canPrint);
|
|
ui->actionRender_to_Images->setEnabled(hasValidDocument && canPrint);
|
|
setEnabled(!isBusy);
|
|
}
|
|
|
|
void PDFViewerMainWindow::onViewerSettingsChanged()
|
|
{
|
|
m_pdfWidget->updateRenderer(m_settings->getRendererEngine(), m_settings->isMultisampleAntialiasingEnabled() ? m_settings->getRendererSamples() : -1);
|
|
m_pdfWidget->updateCacheLimits(m_settings->getCompiledPageCacheLimit() * 1024, m_settings->getThumbnailsCacheLimit(), m_settings->getFontCacheLimit(), m_settings->getInstancedFontCacheLimit());
|
|
m_pdfWidget->getDrawWidgetProxy()->setFeatures(m_settings->getFeatures());
|
|
m_pdfWidget->getDrawWidgetProxy()->setPreferredMeshResolutionRatio(m_settings->getPreferredMeshResolutionRatio());
|
|
m_pdfWidget->getDrawWidgetProxy()->setMinimalMeshResolutionRatio(m_settings->getMinimalMeshResolutionRatio());
|
|
m_pdfWidget->getDrawWidgetProxy()->setColorTolerance(m_settings->getColorTolerance());
|
|
pdf::PDFExecutionPolicy::setStrategy(m_settings->getMultithreadingStrategy());
|
|
|
|
updateRenderingOptionActions();
|
|
}
|
|
|
|
void PDFViewerMainWindow::onRenderingOptionTriggered(bool checked)
|
|
{
|
|
QAction* action = qobject_cast<QAction*>(sender());
|
|
Q_ASSERT(action);
|
|
|
|
pdf::PDFRenderer::Features features = m_settings->getFeatures();
|
|
features.setFlag(static_cast<pdf::PDFRenderer::Feature>(action->data().toInt()), checked);
|
|
m_settings->setFeatures(features);
|
|
}
|
|
|
|
void PDFViewerMainWindow::openDocument(const QString& fileName)
|
|
{
|
|
// First close old document
|
|
closeDocument();
|
|
|
|
QFileInfo fileInfo(fileName);
|
|
m_fileInfo.originalFileName = fileName;
|
|
m_fileInfo.fileName = fileInfo.fileName();
|
|
m_fileInfo.path = fileInfo.path();
|
|
m_fileInfo.fileSize = fileInfo.size();
|
|
m_fileInfo.writable = fileInfo.isWritable();
|
|
m_fileInfo.creationTime = fileInfo.created();
|
|
m_fileInfo.lastModifiedTime = fileInfo.lastModified();
|
|
m_fileInfo.lastReadTime = fileInfo.lastRead();
|
|
|
|
QApplication::setOverrideCursor(Qt::WaitCursor);
|
|
auto readDocument = [this, fileName]() -> AsyncReadingResult
|
|
{
|
|
AsyncReadingResult result;
|
|
|
|
auto queryPassword = [this](bool* ok)
|
|
{
|
|
QString result;
|
|
*ok = false;
|
|
emit queryPasswordRequest(&result, ok);
|
|
return result;
|
|
};
|
|
|
|
// Try to open a new document
|
|
pdf::PDFDocumentReader reader(m_progress, qMove(queryPassword));
|
|
pdf::PDFDocument document = reader.readFromFile(fileName);
|
|
|
|
result.errorMessage = reader.getErrorMessage();
|
|
result.result = reader.getReadingResult();
|
|
if (result.result == pdf::PDFDocumentReader::Result::OK)
|
|
{
|
|
result.document.reset(new pdf::PDFDocument(qMove(document)));
|
|
}
|
|
|
|
return result;
|
|
};
|
|
m_future = QtConcurrent::run(readDocument);
|
|
m_futureWatcher.setFuture(m_future);
|
|
updateActionsAvailability();
|
|
}
|
|
|
|
void PDFViewerMainWindow::onDocumentReadingFinished()
|
|
{
|
|
QApplication::restoreOverrideCursor();
|
|
|
|
AsyncReadingResult result = m_future.result();
|
|
switch (result.result)
|
|
{
|
|
case pdf::PDFDocumentReader::Result::OK:
|
|
{
|
|
// Mark current directory as this
|
|
QFileInfo fileInfo(m_fileInfo.originalFileName);
|
|
m_settings->setDirectory(fileInfo.dir().absolutePath());
|
|
m_currentFile = fileInfo.fileName();
|
|
|
|
// We add file to recent files only, if we have successfully read the document
|
|
m_recentFileManager->addRecentFile(m_fileInfo.originalFileName);
|
|
|
|
m_pdfDocument = result.document;
|
|
setDocument(m_pdfDocument.data());
|
|
|
|
statusBar()->showMessage(tr("Document '%1' was successfully loaded!").arg(m_fileInfo.fileName), 4000);
|
|
break;
|
|
}
|
|
|
|
case pdf::PDFDocumentReader::Result::Failed:
|
|
{
|
|
QMessageBox::critical(this, tr("PDF Viewer"), tr("Document read error: %1").arg(result.errorMessage));
|
|
break;
|
|
}
|
|
|
|
case pdf::PDFDocumentReader::Result::Cancelled:
|
|
break; // Do nothing, user cancelled the document reading
|
|
}
|
|
updateActionsAvailability();
|
|
}
|
|
|
|
void PDFViewerMainWindow::setDocument(const pdf::PDFDocument* document)
|
|
{
|
|
if (m_optionalContentActivity)
|
|
{
|
|
// We use deleteLater, because we want to avoid consistency problem with model
|
|
// (we set document to the model before activity).
|
|
m_optionalContentActivity->deleteLater();
|
|
m_optionalContentActivity = nullptr;
|
|
}
|
|
|
|
if (document)
|
|
{
|
|
m_optionalContentActivity = new pdf::PDFOptionalContentActivity(document, pdf::OCUsage::View, this);
|
|
}
|
|
|
|
m_annotationManager->setDocument(document);
|
|
m_toolManager->setDocument(document);
|
|
m_textToSpeech->setDocument(document);
|
|
m_pdfWidget->setDocument(document, m_optionalContentActivity);
|
|
m_sidebarWidget->setDocument(document, m_optionalContentActivity);
|
|
m_advancedFindWidget->setDocument(document);
|
|
|
|
if (m_sidebarWidget->isEmpty())
|
|
{
|
|
m_sidebarDockWidget->hide();
|
|
}
|
|
else
|
|
{
|
|
m_sidebarDockWidget->show();
|
|
}
|
|
|
|
if (!document)
|
|
{
|
|
m_advancedFindDockWidget->hide();
|
|
}
|
|
|
|
updateTitle();
|
|
updateUI(true);
|
|
|
|
if (m_pdfDocument)
|
|
{
|
|
const pdf::PDFCatalog* catalog = m_pdfDocument->getCatalog();
|
|
setPageLayout(catalog->getPageLayout());
|
|
updatePageLayoutActions();
|
|
|
|
if (const pdf::PDFAction* action = catalog->getOpenAction())
|
|
{
|
|
onActionTriggered(action);
|
|
}
|
|
}
|
|
|
|
updateActionsAvailability();
|
|
}
|
|
|
|
void PDFViewerMainWindow::closeDocument()
|
|
{
|
|
setDocument(nullptr);
|
|
m_pdfDocument.reset();
|
|
updateActionsAvailability();
|
|
}
|
|
|
|
void PDFViewerMainWindow::setPageLayout(pdf::PageLayout pageLayout)
|
|
{
|
|
m_pdfWidget->getDrawWidgetProxy()->setPageLayout(pageLayout);
|
|
}
|
|
|
|
std::vector<QAction*> PDFViewerMainWindow::getRenderingOptionActions() const
|
|
{
|
|
return { ui->actionRenderOptionAntialiasing,
|
|
ui->actionRenderOptionTextAntialiasing,
|
|
ui->actionRenderOptionSmoothPictures,
|
|
ui->actionRenderOptionIgnoreOptionalContentSettings,
|
|
ui->actionShow_Text_Blocks,
|
|
ui->actionShow_Text_Lines,
|
|
ui->actionInvertColors };
|
|
}
|
|
|
|
QList<QAction*> PDFViewerMainWindow::getActions() const
|
|
{
|
|
return findChildren<QAction*>(QString(), Qt::FindChildrenRecursively);
|
|
}
|
|
|
|
int PDFViewerMainWindow::adjustDpiX(int value)
|
|
{
|
|
const int physicalDpiX = this->physicalDpiX();
|
|
const int adjustedValue = (value * physicalDpiX) / 96;
|
|
return adjustedValue;
|
|
}
|
|
|
|
void PDFViewerMainWindow::closeEvent(QCloseEvent* event)
|
|
{
|
|
if (m_futureWatcher.isRunning())
|
|
{
|
|
// Jakub Melka: Do not allow to close the application, if document
|
|
// reading is running.
|
|
event->ignore();
|
|
}
|
|
else
|
|
{
|
|
writeSettings();
|
|
closeDocument();
|
|
event->accept();
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::showEvent(QShowEvent* event)
|
|
{
|
|
Q_UNUSED(event);
|
|
m_taskbarButton->setWindow(windowHandle());
|
|
}
|
|
|
|
void PDFViewerMainWindow::onQueryPasswordRequest(QString* password, bool* ok)
|
|
{
|
|
*password = QInputDialog::getText(this, tr("Encrypted document"), tr("Enter password to access document content"), QLineEdit::Password, QString(), ok);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionPageLayoutSinglePage_triggered()
|
|
{
|
|
setPageLayout(pdf::PageLayout::SinglePage);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionPageLayoutContinuous_triggered()
|
|
{
|
|
setPageLayout(pdf::PageLayout::OneColumn);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionPageLayoutTwoPages_triggered()
|
|
{
|
|
setPageLayout(ui->actionFirstPageOnRightSide->isChecked() ? pdf::PageLayout::TwoPagesRight : pdf::PageLayout::TwoPagesLeft);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionPageLayoutTwoColumns_triggered()
|
|
{
|
|
setPageLayout(ui->actionFirstPageOnRightSide->isChecked() ? pdf::PageLayout::TwoColumnRight : pdf::PageLayout::TwoColumnLeft);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionFirstPageOnRightSide_triggered()
|
|
{
|
|
switch (m_pdfWidget->getDrawWidgetProxy()->getPageLayout())
|
|
{
|
|
case pdf::PageLayout::SinglePage:
|
|
case pdf::PageLayout::OneColumn:
|
|
break;
|
|
|
|
case pdf::PageLayout::TwoColumnLeft:
|
|
case pdf::PageLayout::TwoColumnRight:
|
|
on_actionPageLayoutTwoColumns_triggered();
|
|
break;
|
|
|
|
case pdf::PageLayout::TwoPagesLeft:
|
|
case pdf::PageLayout::TwoPagesRight:
|
|
on_actionPageLayoutTwoPages_triggered();
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionFitPage_triggered()
|
|
{
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomFit);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionFitWidth_triggered()
|
|
{
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomFitWidth);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionFitHeight_triggered()
|
|
{
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::ZoomFitHeight);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionRendering_Errors_triggered()
|
|
{
|
|
pdf::PDFRenderingErrorsWidget renderingErrorsDialog(this, m_pdfWidget);
|
|
renderingErrorsDialog.exec();
|
|
}
|
|
|
|
void PDFViewerMainWindow::updateMagnifierToolSettings()
|
|
{
|
|
pdf::PDFMagnifierTool* magnifierTool = m_toolManager->getMagnifierTool();
|
|
magnifierTool->setMagnifierSize(pdf::PDFWidgetUtils::scaleDPI_x(this, m_settings->getSettings().m_magnifierSize));
|
|
magnifierTool->setMagnifierZoom(m_settings->getSettings().m_magnifierZoom);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionOptions_triggered()
|
|
{
|
|
PDFViewerSettingsDialog::OtherSettings otherSettings;
|
|
otherSettings.maximumRecentFileCount = m_recentFileManager->getRecentFilesLimit();
|
|
|
|
PDFViewerSettingsDialog dialog(m_settings->getSettings(), m_settings->getColorManagementSystemSettings(), otherSettings, getActions(), m_CMSManager, this);
|
|
if (dialog.exec() == QDialog::Accepted)
|
|
{
|
|
m_settings->setSettings(dialog.getSettings());
|
|
m_settings->setColorManagementSystemSettings(dialog.getCMSSettings());
|
|
m_CMSManager->setSettings(m_settings->getColorManagementSystemSettings());
|
|
m_recentFileManager->setRecentFilesLimit(dialog.getOtherSettings().maximumRecentFileCount);
|
|
m_textToSpeech->setSettings(m_settings);
|
|
updateMagnifierToolSettings();
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionProperties_triggered()
|
|
{
|
|
Q_ASSERT(m_pdfDocument);
|
|
|
|
PDFDocumentPropertiesDialog documentPropertiesDialog(m_pdfDocument.data(), &m_fileInfo, this);
|
|
documentPropertiesDialog.exec();
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionAbout_triggered()
|
|
{
|
|
PDFAboutDialog dialog(this);
|
|
dialog.exec();
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionSend_by_E_Mail_triggered()
|
|
{
|
|
Q_ASSERT(m_pdfDocument);
|
|
|
|
QString subject = m_pdfDocument->getInfo()->title;
|
|
if (subject.isEmpty())
|
|
{
|
|
subject = m_fileInfo.fileName;
|
|
}
|
|
|
|
if (!PDFSendMail::sendMail(this, subject, m_fileInfo.originalFileName))
|
|
{
|
|
QMessageBox::critical(this, tr("Error"), tr("Error while starting email client occured!"));
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionRotateRight_triggered()
|
|
{
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::RotateRight);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionRotateLeft_triggered()
|
|
{
|
|
m_pdfWidget->getDrawWidgetProxy()->performOperation(pdf::PDFDrawWidgetProxy::RotateLeft);
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionPrint_triggered()
|
|
{
|
|
// Are we allowed to print in high resolution? If yes, then print in high resolution,
|
|
// otherwise print in low resolution. If this action is triggered, then print operation
|
|
// should be allowed (at least print in low resolution).
|
|
const pdf::PDFObjectStorage& storage = m_pdfDocument->getStorage();
|
|
const pdf::PDFSecurityHandler* securityHandler = storage.getSecurityHandler();
|
|
QPrinter::PrinterMode printerMode = QPrinter::HighResolution;
|
|
if (!securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::PrintHighResolution))
|
|
{
|
|
printerMode = QPrinter::ScreenResolution;
|
|
}
|
|
|
|
// Run print dialog
|
|
QPrinter printer(printerMode);
|
|
QPrintDialog printDialog(&printer, this);
|
|
printDialog.setOptions(QPrintDialog::PrintPageRange | QPrintDialog::PrintShowPageSize | QPrintDialog::PrintCollateCopies | QPrintDialog::PrintSelection);
|
|
printDialog.setOption(QPrintDialog::PrintCurrentPage, m_pdfWidget->getDrawWidget()->getCurrentPages().size() == 1);
|
|
printDialog.setMinMax(1, int(m_pdfDocument->getCatalog()->getPageCount()));
|
|
if (printDialog.exec() == QPrintDialog::Accepted)
|
|
{
|
|
std::vector<pdf::PDFInteger> pageIndices;
|
|
switch (printDialog.printRange())
|
|
{
|
|
case QAbstractPrintDialog::AllPages:
|
|
{
|
|
pageIndices.resize(m_pdfDocument->getCatalog()->getPageCount(), 0);
|
|
std::iota(pageIndices.begin(), pageIndices.end(), 0);
|
|
break;
|
|
}
|
|
|
|
case QAbstractPrintDialog::Selection:
|
|
case QAbstractPrintDialog::CurrentPage:
|
|
{
|
|
pageIndices = m_pdfWidget->getDrawWidget()->getCurrentPages();
|
|
break;
|
|
}
|
|
|
|
case QAbstractPrintDialog::PageRange:
|
|
{
|
|
const pdf::PDFInteger fromPage = printDialog.fromPage();
|
|
const pdf::PDFInteger toPage = printDialog.toPage();
|
|
const pdf::PDFInteger pageCount = toPage - fromPage + 1;
|
|
if (pageCount > 0)
|
|
{
|
|
pageIndices.resize(pageCount, 0);
|
|
std::iota(pageIndices.begin(), pageIndices.end(), fromPage - 1);
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
if (pageIndices.empty())
|
|
{
|
|
// Nothing to be printed
|
|
return;
|
|
}
|
|
|
|
pdf::ProgressStartupInfo info;
|
|
info.showDialog = true;
|
|
info.text = tr("Printing document");
|
|
m_progress->start(pageIndices.size(), qMove(info));
|
|
printer.setFullPage(true);
|
|
QPainter painter(&printer);
|
|
|
|
const pdf::PDFCatalog* catalog = m_pdfDocument->getCatalog();
|
|
pdf::PDFDrawWidgetProxy* proxy = m_pdfWidget->getDrawWidgetProxy();
|
|
pdf::PDFOptionalContentActivity optionalContentActivity(m_pdfDocument.data(), pdf::OCUsage::Print, nullptr);
|
|
pdf::PDFCMSPointer cms = proxy->getCMSManager()->getCurrentCMS();
|
|
pdf::PDFRenderer renderer(m_pdfDocument.get(), proxy->getFontCache(), cms.data(), &optionalContentActivity, proxy->getFeatures(), proxy->getMeshQualitySettings());
|
|
|
|
const pdf::PDFInteger lastPage = pageIndices.back();
|
|
for (const pdf::PDFInteger pageIndex : pageIndices)
|
|
{
|
|
const pdf::PDFPage* page = catalog->getPage(pageIndex);
|
|
Q_ASSERT(page);
|
|
|
|
QRectF mediaBox = page->getRotatedMediaBox();
|
|
QRectF paperRect = printer.paperRect();
|
|
QSizeF scaledSize = mediaBox.size().scaled(paperRect.size(), Qt::KeepAspectRatio);
|
|
mediaBox.setSize(scaledSize);
|
|
mediaBox.moveCenter(paperRect.center());
|
|
|
|
renderer.render(&painter, mediaBox, pageIndex);
|
|
m_progress->step();
|
|
|
|
if (pageIndex != lastPage)
|
|
{
|
|
if (!printer.newPage())
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
painter.end();
|
|
m_progress->finish();
|
|
}
|
|
}
|
|
|
|
void PDFViewerMainWindow::on_actionRender_to_Images_triggered()
|
|
{
|
|
PDFRenderToImagesDialog dialog(m_pdfDocument.data(), m_pdfWidget->getDrawWidgetProxy(), m_progress, this);
|
|
dialog.exec();
|
|
}
|
|
|
|
} // namespace pdfviewer
|