qtdoc/examples/demos/documentviewer/app/main.cpp

55 lines
1.6 KiB
C++

// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "mainwindow.h"
#include "translator.h"
#include <QApplication>
#include <QCommandLineParser>
#include <QMessageBox>
using namespace Qt::StringLiterals;
struct Tr {
Q_DECLARE_TR_FUNCTIONS(main);
};
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QCoreApplication::setOrganizationName("QtProject"_L1);
QCoreApplication::setApplicationName("DocumentViewer"_L1);
QCoreApplication::setApplicationVersion("1.0"_L1);
Translator mainTranslator;
mainTranslator.setBaseName("docviewer"_L1);
mainTranslator.install();
QCommandLineParser parser;
parser.setApplicationDescription(Tr::tr("A viewer for JSON, PDF and text files"));
parser.addHelpOption();
parser.addVersionOption();
parser.addPositionalArgument("File"_L1, Tr::tr("JSON, PDF or text file to open"));
parser.process(app);
const QStringList &positionalArguments = parser.positionalArguments();
const QString &fileName = (positionalArguments.count() > 0) ? positionalArguments.at(0)
: QString();
MainWindow w(mainTranslator);
// Start application only if plugins are available
if (!w.hasPlugins()) {
QMessageBox::critical(nullptr,
Tr::tr("No viewer plugins found"),
Tr::tr("Unable to load viewer plugins. Exiting application."));
return 1;
}
w.show();
if (!fileName.isEmpty())
w.openFile(fileName);
return app.exec();
}