main.cpp Example File

queuedcustomtype/src/main.cpp
    /****************************************************************************
     **
     ** Portions Copyright (C) 2012 Research In Motion Limited.
     ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
     ** All rights reserved.
     ** Contact: Research In Motion Ltd. (http://www.rim.com/company/contact/)
     ** Contact: Nokia Corporation (qt-info@nokia.com)
     **
     ** This file is part of the examples of the BB10 Platform and is derived
     ** from a similar file that is part of the Qt Toolkit.
     **
     ** 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 Research In Motion, nor the name of Nokia
     **     Corporation and its Subsidiary(-ies), 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."
     **
     ****************************************************************************/

    #include <bb/cascades/Application>
    #include <bb/cascades/Container>
    #include <bb/cascades/QmlDocument>
    #include <bb/cascades/Page>

    #include "renderer.hpp"

    using namespace ::bb::cascades;

    Q_DECL_EXPORT int main(int argc, char **argv)
    {
        /**
         * We have to call qRegisterMetaType() on our custom class if we want to use
         * it as parameter type for a cross-thread signal/slot connection.
         * Using only Q_DECLARE_METATYPE is not enough in that case.
         */
        qRegisterMetaType<Block>();

        Application app(argc, argv);

        // Create the renderer object
        Renderer renderer;

        // Load the UI description from main.qml
        QmlDocument *qml = QmlDocument::create("asset:///main.qml");

        // Make the Renderer object available to the UI as context property
        qml->setContextProperty("_renderer", &renderer);

        // Create the application scene
        AbstractPane *appPage = qml->createRootObject<AbstractPane>();
        Application::instance()->setScene(appPage);

        // Tell the Renderer object which control it should use for 'painting'
        renderer.setCanvas(appPage->findChild<Container*>("canvas"));

        return Application::exec();
    }