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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QMainWindow>
#include <QApplication>
#include <QVBoxLayout>
#include <QLineEdit>
#include <QStatusBar>
#include <QMenuBar>
#include <QMenu>
#include <QAction>

#include <QQmlError>
#include <QQuickView>

class MainWindow : public QMainWindow {
    Q_OBJECT
public:
    MainWindow();

private slots:
    void quickViewStatusChanged(QQuickView::Status);
    void sceneGraphError(QQuickWindow::SceneGraphError error, const QString &message);

private:
    QQuickView *m_quickView;
};

MainWindow::MainWindow()
    : m_quickView(new QQuickView)
{
    QWidget *centralWidget = new QWidget(this);
    QVBoxLayout *layout = new QVBoxLayout(centralWidget);

    m_quickView->setResizeMode(QQuickView::SizeRootObjectToView);
    connect(m_quickView, &QQuickView::statusChanged,
            this, &MainWindow::quickViewStatusChanged);
    connect(m_quickView, &QQuickWindow::sceneGraphError,
            this, &MainWindow::sceneGraphError);
    m_quickView->setSource(QUrl(QStringLiteral("qrc:///embeddedinwidgets/main.qml")));

    QWidget *container = QWidget::createWindowContainer(m_quickView);
    container->setMinimumSize(m_quickView->size());
    container->setFocusPolicy(Qt::TabFocus);

    layout->addWidget(new QLineEdit(QStringLiteral("A QLineEdit")));
    layout->addWidget(container);
    layout->addWidget(new QLineEdit(QStringLiteral("A QLineEdit")));
    setCentralWidget(centralWidget);

    QMenu *fileMenu = menuBar()->addMenu(tr("File"));
    fileMenu->addAction(tr("Quit"), qApp, &QCoreApplication::quit);
}

void MainWindow::quickViewStatusChanged(QQuickView::Status status)
{
    if (status == QQuickView::Error) {
        QStringList errors;
        const auto viewErrors = m_quickView->errors();
        for (const QQmlError &error : viewErrors)
            errors.append(error.toString());
        statusBar()->showMessage(errors.join(QStringLiteral(", ")));
    }
}

void MainWindow::sceneGraphError(QQuickWindow::SceneGraphError, const QString &message)
{
    statusBar()->showMessage(message);
}

int main(int argc, char **argv)
{
    QApplication app(argc, argv);

    MainWindow mainWindow;
    mainWindow.show();

    return app.exec();
}

#include "main.moc"