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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QApplication>
#include <QCommandLineOption>
#include <QCommandLineParser>
#include <QDebug>
#include <QDir>
#include <QFileDialog>
#include <QOpenGLFunctions>
#include <QOpenGLContext>
#include <QQmlEngine>
#include <QQuickWidget>
#include <QUrl>
#include <iostream>
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QCoreApplication::setApplicationName("QQuickWidget Viewer");
QCoreApplication::setOrganizationName("QtProject");
QCoreApplication::setApplicationVersion(QT_VERSION_STR);
QCommandLineParser parser;
parser.addHelpOption();
parser.addVersionOption();
parser.addPositionalArgument("url", "The URL to open.");
parser.process(app);
QUrl url;
if (parser.positionalArguments().isEmpty()) {
QFileDialog fileDialog(nullptr, "Select QML File");
fileDialog.setMimeTypeFilters(QStringList("text/x-qml"));
if (fileDialog.exec() != QDialog::Accepted)
return 0;
url = fileDialog.selectedUrls().constFirst();
} else {
url = QUrl::fromUserInput(parser.positionalArguments().constFirst(),
QDir::currentPath(), QUrl::AssumeLocalFile);
if (!url.isValid()) {
std::cerr << qPrintable(url.errorString()) << '\n';
return -1;
}
}
QQuickWidget w(url);
w.setAttribute(Qt::WA_AcceptTouchEvents);
if (w.status() == QQuickWidget::Error)
return -1;
QObject::connect(w.engine(), &QQmlEngine::quit, &app, &QCoreApplication::quit);
w.show();
std::cout << "Qt " << QT_VERSION_STR << ' ' << qPrintable(app.platformName());
if (QOpenGLContext *openglContext = w.quickWindow()->openglContext()) {
QOpenGLFunctions *glFunctions = openglContext->functions();
std::cout << " OpenGL \"" << glFunctions->glGetString(GL_RENDERER)
<< "\" \"" << glFunctions->glGetString(GL_VERSION) << '"';
}
const qreal devicePixelRatio = w.devicePixelRatio();
if (!qFuzzyCompare(devicePixelRatio, qreal(1)))
std::cout << ", DPR=" << devicePixelRatio;
std::cout << '\n';
return app.exec();
}
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