PDF4QT/Pdf4QtDiff/main.cpp

95 lines
3.3 KiB
C++

// Copyright (C) 2021-2024 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "pdfconstants.h"
#include "pdfdocumentreader.h"
#include "pdfsecurityhandler.h"
#include "mainwindow.h"
#include <QApplication>
#include <QCommandLineParser>
int main(int argc, char *argv[])
{
QApplication::setAttribute(Qt::AA_CompressHighFrequencyEvents, true);
QApplication application(argc, argv);
QCoreApplication::setOrganizationName("MelkaJ");
QCoreApplication::setApplicationName("PDF4QT Diff");
QCoreApplication::setApplicationVersion(pdf::PDF_LIBRARY_VERSION);
QApplication::setApplicationDisplayName(QApplication::translate("Application", "PDF4QT Diff"));
QCommandLineOption noDrm("no-drm", "Disable DRM settings of documents.");
QCommandLineParser parser;
parser.setApplicationDescription(QCoreApplication::applicationName());
parser.addOption(noDrm);
parser.addHelpOption();
parser.addVersionOption();
parser.addPositionalArgument("file1", "The PDF file to be compared.");
parser.addPositionalArgument("file2", "The PDF file to be compared.");
parser.process(application);
if (parser.isSet(noDrm))
{
pdf::PDFSecurityHandler::setNoDRMMode();
}
QIcon appIcon(":/app-icon.svg");
QApplication::setWindowIcon(appIcon);
pdfdiff::MainWindow mainWindow(nullptr);
mainWindow.show();
QStringList positionalArguments = parser.positionalArguments();
if (positionalArguments.size() >= 1)
{
bool leftDocumentIsOK = false;
bool rightDocumentIsOk = false;
pdf::PDFDocumentReader reader(nullptr, [](bool* ok) { *ok = false; return QString(); }, true, false);
pdf::PDFDocument documentLeft = reader.readFromFile(positionalArguments.front());
if (reader.getReadingResult() == pdf::PDFDocumentReader::Result::OK)
{
leftDocumentIsOK = true;
mainWindow.setLeftDocument(std::move(documentLeft));
}
if (positionalArguments.size() >= 2)
{
pdf::PDFDocument documentRight = reader.readFromFile(positionalArguments[1]);
if (reader.getReadingResult() == pdf::PDFDocumentReader::Result::OK)
{
rightDocumentIsOk = true;
mainWindow.setRightDocument(std::move(documentRight));
}
}
mainWindow.updateViewDocument();
if (leftDocumentIsOK && rightDocumentIsOk && mainWindow.canPerformOperation(pdfdiff::MainWindow::Operation::Compare))
{
mainWindow.performOperation(pdfdiff::MainWindow::Operation::Compare);
}
}
return application.exec();
}