gallery.cpp Example File

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#include <QGuiApplication>
#include <QQmlApplicationEngine>
#include <QQmlContext>
#include <QSettings>
#include <QQuickStyle>
#include <QIcon>

int main(int argc, char *argv[])
{
    QGuiApplication::setApplicationName("Gallery");
    QGuiApplication::setOrganizationName("QtProject");
    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);

    QGuiApplication app(argc, argv);

    QIcon::setThemeName("gallery");

    QSettings settings;
    QString style = QQuickStyle::name();
    if (!style.isEmpty())
        settings.setValue("style", style);
    else
        QQuickStyle::setStyle(settings.value("style").toString());

    QQmlApplicationEngine engine;
    engine.rootContext()->setContextProperty("availableStyles", QQuickStyle::availableStyles());
    engine.load(QUrl("qrc:/gallery.qml"));
    if (engine.rootObjects().isEmpty())
        return -1;

    return app.exec();
}