Native style: move DesktopGallery to manual tests, and rename to nativestyle

This should not be shipped as an example in it's current state. But
the app is needed for now as a manual test while we develop the styles.

Change-Id: I719ec629789bc4c8b51d14c97afd7b91b822e89b
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>

1 files changed, 72 insertions, 0 deletions

diff --git a/tests/manual/nativestyle/main.cpp b/tests/manual/nativestyle/main.cpp
new file mode 100644
index 00000000..aee43242
--- /dev/null
+++ b/tests/manual/nativestyle/main.cpp
@@ -0,0 +1,72 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+#include <QtQuickControls2/qquickstyle.h>
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    QGuiApplication app(argc, argv);
+
+    // Todo: rename the "default" style to e.g "simple"
+    // and use "default" as a phony style name instad
+    // to mean "get me the default style on the current
+    // platform".
+    const QString style = qEnvironmentVariable("DESKTOPGALLERY_STYLE");
+    if (!style.isEmpty())
+        QQuickStyle::setStyle(style);
+    else
+#if defined(Q_OS_MACOS)
+        QQuickStyle::setStyle("macOS");
+#elif defined(Q_OS_WINDOWS)
+        QQuickStyle::setStyle("Windows");
+#else
+        QQuickStyle::setStyle("FusionDesktop");
+#endif
+
+    QQmlApplicationEngine engine;
+    const QUrl url(QStringLiteral("qrc:/main.qml"));
+    QObject::connect(&engine, &QQmlApplicationEngine::objectCreated,
+                     &app, [url](QObject *obj, const QUrl &objUrl) {
+        if (!obj && url == objUrl)
+            QCoreApplication::exit(-1);
+    }, Qt::QueuedConnection);
+    engine.load(url);
+
+    return app.exec();
+}