qzxing/examples/QMLBarcodeScanner/qmlcamera.cpp

93 lines
3.5 KiB
C++

/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 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."
** $QT_END_LICENSE$
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****************************************************************************/
#include <QtGui/QApplication>
#include <QtGui/QDesktopWidget>
#include <QtDeclarative/QDeclarativeView>
#include <QtDeclarative/QDeclarativeEngine>
#include <QZXing.h>
#if !defined(QT_NO_OPENGL)
#include <QtOpenGL/QGLWidget>
#endif
int main(int argc, char *argv[])
{
QZXing::registerQMLTypes();
#if defined (Q_WS_X11) || defined (Q_WS_MAC) || defined (Q_OS_SYMBIAN)
//### default to using raster graphics backend for now
bool gsSpecified = false;
for (int i = 0; i < argc; ++i) {
QString arg = argv[i];
if (arg == "-graphicssystem") {
gsSpecified = true;
break;
}
}
if (!gsSpecified)
QApplication::setGraphicsSystem("raster");
#endif
QApplication application(argc, argv);
const QString mainQmlApp = QLatin1String("qrc:/declarative-camera.qml");
QDeclarativeView view;
#if !defined(QT_NO_OPENGL) && !defined(Q_WS_MAEMO_5) && !defined(Q_WS_S60)
view.setViewport(new QGLWidget);
#endif
view.setSource(QUrl(mainQmlApp));
view.setResizeMode(QDeclarativeView::SizeRootObjectToView);
// Qt.quit() called in embedded .qml by default only emits
// quit() signal, so do this (optionally use Qt.exit()).
QObject::connect(view.engine(), SIGNAL(quit()), qApp, SLOT(quit()));
#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_MAEMO_6)
view.setGeometry(application.desktop()->screenGeometry());
view.showFullScreen();
#else
view.setGeometry(QRect(100, 100, 800, 480));
view.show();
#endif
return application.exec();
}