Qt WebView Examples - Minibrowser

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 #include <QtCore/QUrl>
 #include <QtCore/QCommandLineOption>
 #include <QtCore/QCommandLineParser>
 #include <QGuiApplication>
 #include <QStyleHints>
 #include <QScreen>
 #include <QQmlApplicationEngine>
 #include <QtQml/QQmlContext>
 #include <QtWebView/QtWebView>

 // Workaround: As of Qt 5.4 QtQuick does not expose QUrl::fromUserInput.
 class Utils : public QObject {
     Q_OBJECT
 public:
     Utils(QObject* parent = 0) : QObject(parent) { }
     Q_INVOKABLE static QUrl fromUserInput(const QString& userInput);
 };

 QUrl Utils::fromUserInput(const QString& userInput)
 {
     if (userInput.isEmpty())
         return QUrl::fromUserInput("about:blank");
     const QUrl result = QUrl::fromUserInput(userInput);
     return result.isValid() ? result : QUrl::fromUserInput("about:blank");
 }

 #include "main.moc"

 int main(int argc, char *argv[])
 {
     QGuiApplication app(argc, argv);
     QtWebView::initialize();
     QGuiApplication::setApplicationDisplayName(QCoreApplication::translate("main",
                                                                            "QtWebView Example"));
     QCommandLineParser parser;
     QCoreApplication::setApplicationVersion(QT_VERSION_STR);
     parser.setApplicationDescription(QGuiApplication::applicationDisplayName());
     parser.addHelpOption();
     parser.addVersionOption();
     parser.addPositionalArgument("url", "The initial URL to open.");
     QStringList arguments = app.arguments();
     parser.process(arguments);
     const QString initialUrl = parser.positionalArguments().isEmpty() ?
         QStringLiteral("https://www.qt.io") : parser.positionalArguments().first();

     QQmlApplicationEngine engine;
     QQmlContext *context = engine.rootContext();
     context->setContextProperty(QStringLiteral("utils"), new Utils(&engine));
     context->setContextProperty(QStringLiteral("initialUrl"),
                                 Utils::fromUserInput(initialUrl));
     QRect geometry = QGuiApplication::primaryScreen()->availableGeometry();
     if (!QGuiApplication::styleHints()->showIsFullScreen()) {
         const QSize size = geometry.size() * 4 / 5;
         const QSize offset = (geometry.size() - size) / 2;
         const QPoint pos = geometry.topLeft() + QPoint(offset.width(), offset.height());
         geometry = QRect(pos, size);
     }
     context->setContextProperty(QStringLiteral("initialX"), geometry.x());
     context->setContextProperty(QStringLiteral("initialY"), geometry.y());
     context->setContextProperty(QStringLiteral("initialWidth"), geometry.width());
     context->setContextProperty(QStringLiteral("initialHeight"), geometry.height());

     engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
     if (engine.rootObjects().isEmpty())
         return -1;

     return app.exec();
 }