qtmobility/examples/flickrdemo/connectivityhelper.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 03 May 2010 13:18:40 +0300
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permissions -rw-r--r--
Revision: 201015 Kit: 201018
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/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Mobility Components.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "connectivityhelper.h"
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#include <QMessageBox>
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#include <QWidget>
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#include <QTimer>
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ConnectivityHelper::ConnectivityHelper(QtMobility::QNetworkSession *session, QWidget *parent) : QObject(parent),
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        m_session(session)
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{
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    connect(m_session,
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            SIGNAL(error(QNetworkSession::SessionError)),
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            this,
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            SLOT(error(QNetworkSession::SessionError)));
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}
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void ConnectivityHelper::error(QtMobility::QNetworkSession::SessionError error)
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{
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    if (error == QNetworkSession::UnknownSessionError) {
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        if (m_session->state() == QNetworkSession::Connecting) {
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            QMessageBox msgBox(qobject_cast<QWidget *>(parent()));
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            msgBox.setText("This application requires network access to function.");
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            msgBox.setInformativeText("Press Cancel to quit the application.");
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            msgBox.setIcon(QMessageBox::Information);
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            msgBox.setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel);
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            msgBox.setDefaultButton(QMessageBox::Retry);
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            int ret = msgBox.exec();
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            if (ret == QMessageBox::Retry) {
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                QTimer::singleShot(0, m_session, SLOT(open()));
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            } else if (ret == QMessageBox::Cancel) {
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                emit networkingCancelled();
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            }
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        }
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    } else if (error == QNetworkSession::SessionAbortedError) {
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        QMessageBox msgBox(qobject_cast<QWidget *>(parent()));
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        msgBox.setText("Out of range of network.");
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        msgBox.setInformativeText("Move back into range and press Retry, or press Cancel to quit the application.");
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        msgBox.setIcon(QMessageBox::Warning);
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        msgBox.setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel);
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        msgBox.setDefaultButton(QMessageBox::Retry);
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        int ret = msgBox.exec();
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        if (ret == QMessageBox::Retry) {
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            QTimer::singleShot(0, m_session, SLOT(open()));
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        } else if (ret == QMessageBox::Cancel) {
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            emit networkingCancelled();
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        }
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    }
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}