examples/embedded/qmlphotoviewer/qmlphotoviewer.cpp

   1 /****************************************************************************
   2 **
   3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
   4 ** Contact: http://www.qt-project.org/
   5 **
   6 ** This file is part of the demonstration applications of the Qt Toolkit.
   7 **
   8 ** $QT_BEGIN_LICENSE:LGPL$
   9 ** GNU Lesser General Public License Usage
  10 ** This file may be used under the terms of the GNU Lesser General Public
  11 ** License version 2.1 as published by the Free Software Foundation and
  12 ** appearing in the file LICENSE.LGPL included in the packaging of this
  13 ** file. Please review the following information to ensure the GNU Lesser
  14 ** General Public License version 2.1 requirements will be met:
  15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  16 **
  17 ** In addition, as a special exception, Nokia gives you certain additional
  18 ** rights. These rights are described in the Nokia Qt LGPL Exception
  19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
  20 **
  21 ** GNU General Public License Usage
  22 ** Alternatively, this file may be used under the terms of the GNU General
  23 ** Public License version 3.0 as published by the Free Software Foundation
  24 ** and appearing in the file LICENSE.GPL included in the packaging of this
  25 ** file. Please review the following information to ensure the GNU General
  26 ** Public License version 3.0 requirements will be met:
  27 ** http://www.gnu.org/copyleft/gpl.html.
  28 **
  29 ** Other Usage
  30 ** Alternatively, this file may be used in accordance with the terms and
  31 ** conditions contained in a signed written agreement between you and Nokia.
  32 **
  33 **
  34 **
  35 **
  36 **
  37 **
  38 ** $QT_END_LICENSE$
  39 **
  40 ****************************************************************************/
  41
  42 #include <QtCore/QFileInfo>
  43 #include <QtCore/QSettings>
  44 #include <QtWidgets/QApplication>
  45 #include <QtDeclarative/QDeclarativeView>
  46 #include <QtDeclarative/QDeclarativeEngine>
  47 #include <QtDeclarative/QDeclarativeNetworkAccessManagerFactory>
  48 #include <QtNetwork/QNetworkConfiguration>
  49 #include <QtNetwork/QNetworkConfigurationManager>
  50 #include <QtNetwork/QNetworkAccessManager>
  51
  52 // Factory to create QNetworkAccessManagers that use the saved network configuration; otherwise
  53 // the system default.
  54 class NetworkAccessManagerFactory : public QDeclarativeNetworkAccessManagerFactory
  55 {
  56 public:
  57     ~NetworkAccessManagerFactory() { }
  58
  59     QNetworkAccessManager *create(QObject *parent);
  60 };
  61
  62 QNetworkAccessManager *NetworkAccessManagerFactory::create(QObject *parent)
  63 {
  64     QNetworkAccessManager *accessManager = new QNetworkAccessManager(parent);
  65
  66     QNetworkConfigurationManager manager;
  67     if (manager.capabilities() & QNetworkConfigurationManager::NetworkSessionRequired) {
  68         // Get saved network configuration
  69         QSettings settings(QSettings::UserScope, QLatin1String("Trolltech"));
  70         settings.beginGroup(QLatin1String("QtNetwork"));
  71         const QString id = settings.value(QLatin1String("DefaultNetworkConfiguration")).toString();
  72         settings.endGroup();
  73
  74         // If the saved network configuration is not currently discovered use the system default
  75         QNetworkConfiguration config = manager.configurationFromIdentifier(id);
  76         if ((config.state() & QNetworkConfiguration::Discovered) !=
  77             QNetworkConfiguration::Discovered) {
  78             config = manager.defaultConfiguration();
  79         }
  80
  81         accessManager->setConfiguration(config);
  82     }
  83
  84     return accessManager;
  85 }
  86
  87 int main(int argc, char *argv[])
  88 {
  89     QApplication application(argc, argv);
  90
  91     NetworkAccessManagerFactory networkAccessManagerFactory;
  92
  93     const QString mainQmlApp = QLatin1String("photoviewer.qml");
  94     QDeclarativeView view;
  95     view.engine()->setNetworkAccessManagerFactory(&networkAccessManagerFactory);
  96     view.setSource(QUrl(mainQmlApp));
  97     view.setResizeMode(QDeclarativeView::SizeRootObjectToView);
  98
  99     QObject::connect(view.engine(), SIGNAL(quit()), &application, SLOT(quit()));
 100     view.setGeometry(QRect(100, 100, 360, 640));
 101     view.show();
 102     return application.exec();
 103 }
 104