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| |
| #include <QApplication> |
| #include <QCommandLineParser> |
| #include <QFile> |
| #include <QTextStream> |
| #include <QWebEnginePage> |
| |
| #include <functional> |
| |
| using namespace std; |
| using namespace std::placeholders; |
| |
| 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<QWebEnginePage> m_page; |
| }; |
| |
| Html2PdfConverter::Html2PdfConverter(QString inputPath, QString outputPath) |
| : m_inputPath(move(inputPath)) |
| , m_outputPath(move(outputPath)) |
| , m_page(new QWebEnginePage) |
| { |
| connect(m_page.data(), &QWebEnginePage::loadFinished, |
| this, &Html2PdfConverter::loadFinished); |
| connect(m_page.data(), &QWebEnginePage::pdfPrintingFinished, |
| this, &Html2PdfConverter::pdfPrintingFinished); |
| } |
| |
| int Html2PdfConverter::run() |
| { |
| m_page->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_page->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" |