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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QApplication>
#include <QCommandLineParser>
#include <QFile>
#include <QTextStream>
#include <QWebEngineView>
#include <functional>
#include <utility>
class Html2PdfConverter : public QObject
{
Q_OBJECT
public:
explicit Html2PdfConverter(QString inputPath, QString outputPath);
int run();
private slots:
void loadFinished(bool ok);
void pdfPrintingFinished(const QString &filePath, bool success);
private:
QString m_inputPath;
QString m_outputPath;
QScopedPointer<QWebEngineView> m_view;
};
Html2PdfConverter::Html2PdfConverter(QString inputPath, QString outputPath)
: m_inputPath(std::move(inputPath))
, m_outputPath(std::move(outputPath))
, m_view(new QWebEngineView)
{
connect(m_view.data(), &QWebEngineView::loadFinished,
this, &Html2PdfConverter::loadFinished);
connect(m_view.data(), &QWebEngineView::pdfPrintingFinished,
this, &Html2PdfConverter::pdfPrintingFinished);
}
int Html2PdfConverter::run()
{
m_view->load(QUrl::fromUserInput(m_inputPath));
return QApplication::exec();
}
void Html2PdfConverter::loadFinished(bool ok)
{
if (!ok) {
QTextStream(stderr)
<< tr("failed to load URL '%1'").arg(m_inputPath) << "\n";
QCoreApplication::exit(1);
return;
}
m_view->printToPdf(m_outputPath);
}
void Html2PdfConverter::pdfPrintingFinished(const QString &filePath, bool success)
{
if (!success) {
QTextStream(stderr)
<< tr("failed to print to output file '%1'").arg(filePath) << "\n";
QCoreApplication::exit(1);
} else {
QCoreApplication::quit();
}
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QCoreApplication::setOrganizationName("QtExamples");
QCoreApplication::setApplicationName("html2pdf");
QCoreApplication::setApplicationVersion(QT_VERSION_STR);
QCommandLineParser parser;
parser.setApplicationDescription(
QCoreApplication::translate("main", "Converts the web page INPUT into the PDF file OUTPUT."));
parser.addHelpOption();
parser.addVersionOption();
parser.addPositionalArgument(
QCoreApplication::translate("main", "INPUT"),
QCoreApplication::translate("main", "Input URL for PDF conversion."));
parser.addPositionalArgument(
QCoreApplication::translate("main", "OUTPUT"),
QCoreApplication::translate("main", "Output file name for PDF conversion."));
parser.process(QCoreApplication::arguments());
const QStringList requiredArguments = parser.positionalArguments();
if (requiredArguments.size() != 2)
parser.showHelp(1);
Html2PdfConverter converter(requiredArguments.at(0), requiredArguments.at(1));
return converter.run();
}
#include "html2pdf.moc"
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