sessionwidget.cpp Example File
bearermonitor/sessionwidget.cpp

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    ** This file is part of the Qt Mobility Components.
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    #include "sessionwidget.h"
    #include "qnetworkconfigmanager.h"

    SessionWidget::SessionWidget(const QNetworkConfiguration &config, QWidget *parent)
    :   QWidget(parent)
    {
        setupUi(this);

        session = new QNetworkSession(config, this);

        connect(session, SIGNAL(stateChanged(QNetworkSession::State)),
                this, SLOT(updateSession()));
        connect(session, SIGNAL(error(QNetworkSession::SessionError)),
                this, SLOT(updateSessionError(QNetworkSession::SessionError)));

        updateSession();

        sessionId->setText(QString("0x%1").arg(qulonglong(session), 8, 16, QChar('0')));

        configuration->setText(session->configuration().name());

        connect(openSessionButton, SIGNAL(clicked()),
                this, SLOT(openSession()));
        connect(openSyncSessionButton, SIGNAL(clicked()),
                this, SLOT(openSyncSession()));
        connect(closeSessionButton, SIGNAL(clicked()),
                this, SLOT(closeSession()));
        connect(stopSessionButton, SIGNAL(clicked()),
                this, SLOT(stopSession()));
    #if defined(Q_WS_MAEMO_5) || defined(Q_WS_MAEMO_6)
        connect(deleteSessionButton, SIGNAL(clicked()),
                this, SLOT(deleteSession()));
    #endif
    }

    SessionWidget::~SessionWidget()
    {
        delete session;
    }

    #if defined(Q_WS_MAEMO_5) || defined(Q_WS_MAEMO_6)
    void SessionWidget::deleteSession()
    {
        delete this;
    }
    #endif

    void SessionWidget::updateSession()
    {
        updateSessionState(session->state());

        if (session->configuration().type() == QNetworkConfiguration::InternetAccessPoint)
            bearer->setText(session->configuration().bearerName());
        else {
            QNetworkConfigurationManager mgr;
            QNetworkConfiguration c = mgr.configurationFromIdentifier(session->sessionProperty("ActiveConfiguration").toString());
            bearer->setText(c.bearerName());
        }

        interfaceName->setText(session->interface().humanReadableName());
        interfaceGuid->setText(session->interface().name());
    }

    void SessionWidget::openSession()
    {
        clearError();
        session->open();
        updateSession();
    }

    void SessionWidget::openSyncSession()
    {
        clearError();
        session->open();
        session->waitForOpened();
        updateSession();
    }

    void SessionWidget::closeSession()
    {
        clearError();
        session->close();
        updateSession();
    }

    void SessionWidget::stopSession()
    {
        clearError();
        session->stop();
        updateSession();
    }

    void SessionWidget::updateSessionState(QNetworkSession::State state)
    {
        QString s = tr("%1 (%2)");

        switch (state) {
        case QNetworkSession::Invalid:
            s = s.arg(tr("Invalid"));
            break;
        case QNetworkSession::NotAvailable:
            s = s.arg(tr("Not Available"));
            break;
        case QNetworkSession::Connecting:
            s = s.arg(tr("Connecting"));
            break;
        case QNetworkSession::Connected:
            s = s.arg(tr("Connected"));
            break;
        case QNetworkSession::Closing:
            s = s.arg(tr("Closing"));
            break;
        case QNetworkSession::Disconnected:
            s = s.arg(tr("Disconnected"));
            break;
        case QNetworkSession::Roaming:
            s = s.arg(tr("Roaming"));
            break;
        default:
            s = s.arg(tr("Unknown"));
        }

        if (session->isOpen())
            s = s.arg(tr("Open"));
        else
            s = s.arg(tr("Closed"));

        sessionState->setText(s);
    }

    void SessionWidget::updateSessionError(QNetworkSession::SessionError error)
    {
        lastError->setText(QString::number(error));
        errorString->setText(session->errorString());
    }

    void SessionWidget::clearError()
    {
        lastError->clear();
        errorString->clear();
    }