qtdeclarative/src/qml/doc/snippets/qmltc/tst_qmltc_examples.cpp

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// Note: this file is published under a license that is different from a default
//       test sources license. This is intentional to comply with default
//       snippet license.

#include <QtGui/qguiapplication.h>
#include <QtCore/qtimer.h>
#include <QtTest/qtest.h>
#include <QtQuick/qquickwindow.h>
//! [qqmlcomponent-include]
#include <QtQml/qqmlcomponent.h>
//! [qqmlcomponent-include]

//! [qmltc-include]
#include "myapp.h" // include generated C++ header
//! [qmltc-include]

class tst_qmltc_examples : public QObject
{
    Q_OBJECT

    static constexpr int m_argc = 1;
    static constexpr char *m_argv[] = { const_cast<char *>("tst_qmltc_examples") };

public:
    tst_qmltc_examples(QObject *parent = nullptr) : QObject(parent) { }

private slots:
    void app();
    void appComponent();
};

#define CREATE_DUMMY_ARGC_ARGV() \
    int argc = 1; \
    char *argv[] = { const_cast<char *>("tst_qmltc_examples") };

void tst_qmltc_examples::app()
{
    CREATE_DUMMY_ARGC_ARGV()

    //! [qmltc-app-code]
    QGuiApplication app(argc, argv);
    app.setApplicationDisplayName(QStringLiteral("This example is powered by qmltc!"));

    QQmlEngine e;
    QQuickWindow window;

    QScopedPointer<myApp> documentRoot(new myApp(&e));

    documentRoot->setParentItem(window.contentItem());
    window.setHeight(documentRoot->height());
    window.setWidth(documentRoot->width());
    // ...
    //! [qmltc-app-code]

    QTimer::singleShot(1000, &app, QGuiApplication::quit);

    //! [qmltc-app-exec]
    window.show();
    app.exec();
    //! [qmltc-app-exec]
}

void tst_qmltc_examples::appComponent()
{
    CREATE_DUMMY_ARGC_ARGV()

    //! [qqmlcomponent-app-code-0]
    QGuiApplication app(argc, argv);
    app.setApplicationDisplayName(QStringLiteral("This example is powered by QQmlComponent :("));

    QQmlEngine e;
    QQuickWindow window;

    QQmlComponent component(&e);
    component.loadUrl(QUrl(QStringLiteral("qrc:/QmltcExample/myApp.qml")));
    //! [qqmlcomponent-app-code-0]

    QVERIFY2(!component.isError(), qPrintable(component.errorString()));

    //! [qqmlcomponent-app-code-1]
    QScopedPointer<QObject> documentRoot(component.create());
    QQuickItem *documentRootItem = qobject_cast<QQuickItem *>(documentRoot.get());
    //! [qqmlcomponent-app-code-1]

    QVERIFY(documentRootItem);

    //! [qqmlcomponent-app-code-2]
    documentRootItem->setParentItem(window.contentItem());
    window.setHeight(documentRootItem->height());
    window.setWidth(documentRootItem->width());
    // ...
    //! [qqmlcomponent-app-code-2]

    QTimer::singleShot(1000, &app, QGuiApplication::quit);

    window.show();
    app.exec();
}

#undef CREATE_DUMMY_ARGC_ARGV

QTEST_APPLESS_MAIN(tst_qmltc_examples)
#include "tst_qmltc_examples.moc"