main.cpp Example File

qmlweather/main.cpp
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#include <QtWidgets/QApplication> #include <QtQuick/QQuickView> #include <QtCore/QDebug> #include <QtCore/QDir> #include <QtQml/QQmlContext> #include <QtQml/QQmlEngine> int main(int argc, char *argv[]) { // Qt Charts uses Qt Graphics View Framework for drawing, therefore QApplication must be used. QApplication app(argc, argv); QQuickView viewer; // The following are needed to make examples run without having to install the module // in desktop environments. #ifdef Q_OS_WIN QString extraImportPath(QStringLiteral("%1/../../../../%2")); #else QString extraImportPath(QStringLiteral("%1/../../../%2")); #endif viewer.engine()->addImportPath(extraImportPath.arg(QGuiApplication::applicationDirPath(), QString::fromLatin1("qml"))); QObject::connect(viewer.engine(), &QQmlEngine::quit, &viewer, &QWindow::close); QString appKey; if (argc > 1) { appKey = argv[1]; qDebug() << "App key for worldweatheronline.com:" << appKey; } else { qWarning() << "No app key for worldweatheronline.com given. Using static test data instead of live data."; } viewer.setTitle(QStringLiteral("QML Weather")); viewer.rootContext()->setContextProperty("weatherAppKey", appKey); viewer.setSource(QUrl("qrc:/qml/qmlweather/main.qml")); viewer.setResizeMode(QQuickView::SizeRootObjectToView); viewer.show(); return app.exec(); }

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