mirror of https://github.com/qt/qtdoc.git
58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
// Copyright (C) 2017 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include <QtQml/QQmlApplicationEngine>
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#include <QtQml/QQmlContext>
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#include <QtQuick/QQuickWindow>
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#include <QtGui/QGuiApplication>
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#include <QtGui/QImageReader>
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#include <QtCore/QCommandLineParser>
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#include <QtCore/QCommandLineOption>
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#include <QtCore/QDebug>
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#include <QtCore/QDir>
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#include <QtCore/QMimeDatabase>
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#include <QtCore/QStandardPaths>
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#include <QtCore/QUrl>
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static QStringList imageNameFilters()
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{
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QStringList result;
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QMimeDatabase mimeDatabase;
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const auto supportedMimeTypes = QImageReader::supportedMimeTypes();
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for (const QByteArray &m : supportedMimeTypes) {
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const auto suffixes = mimeDatabase.mimeTypeForName(m).suffixes();
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for (const QString &suffix : suffixes)
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result.append(QLatin1String("*.") + suffix);
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}
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return result;
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}
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// Note: C++ main() is optional! You can alternatively run the qml on the command line:
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// $ qml photosurface.qml -- /path/to/my/images
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int main(int argc, char* argv[])
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{
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QGuiApplication app(argc, argv);
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QCoreApplication::setApplicationName(QStringLiteral("Photosurface"));
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QCoreApplication::setOrganizationName(QStringLiteral("QtProject"));
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QCoreApplication::setApplicationVersion(QLatin1String(QT_VERSION_STR));
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QCommandLineParser parser;
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parser.setApplicationDescription(QStringLiteral("Qt Quick Demo - Photo Surface"));
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parser.addHelpOption();
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parser.addVersionOption();
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parser.addPositionalArgument(QStringLiteral("directory"),
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QStringLiteral("The image directory or URL to show."));
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parser.process(app);
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QQmlApplicationEngine engine;
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engine.load(QUrl("qrc:/qt/qml/photosurface/photosurface.qml"));
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if (engine.rootObjects().isEmpty())
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return -1;
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// imageNameFilters has a default list in the QML, but Qt often supports more image formats
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engine.rootObjects().first()->setProperty("imageNameFilters", imageNameFilters());
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return app.exec();
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}
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