//! [0]
AppModel::AppModel(QObject *parent) :
QObject(parent),
d(new AppModelPrivate)
{
//! [0]
d->fcProp = new QQmlListProperty<WeatherData>(this, d,
forecastAppend,
forecastCount,
forecastAt,
forecastClear);
d->geoReplyMapper = new QSignalMapper(this);
d->weatherReplyMapper = new QSignalMapper(this);
connect(d->geoReplyMapper, SIGNAL(mapped(QObject*)),
this, SLOT(handleGeoNetworkData(QObject*)));
connect(d->weatherReplyMapper, SIGNAL(mapped(QObject*)),
this, SLOT(handleWeatherNetworkData(QObject*)));
//! [1]
// make sure we have an active network session
d->nam = new QNetworkAccessManager(this);
QNetworkConfigurationManager ncm;
d->ns = new QNetworkSession(ncm.defaultConfiguration(), this);
connect(d->ns, SIGNAL(opened()), this, SLOT(networkSessionOpened()));
// the session may be already open. if it is, run the slot directly
if (d->ns->isOpen())
this->networkSessionOpened();
// tell the system we want network
d->ns->open();
}
MainWindow::MainWindow(const QVariantHash &programOptions, QWidget *parent)
: QMainWindow(parent),
m_programOptions(programOptions)
{
// Set Internet Access Point
QNetworkConfigurationManager manager;
const bool canStartIAP = (manager.capabilities()
& QNetworkConfigurationManager::CanStartAndStopInterfaces);
// Is there default access point, use it
QNetworkConfiguration cfg = manager.defaultConfiguration();
if (!cfg.isValid() || (!canStartIAP && cfg.state() != QNetworkConfiguration::Active)) {
QMessageBox::information(0, tr("Map Viewer Demo"), tr(
"Available Access Points not found."));
qApp->quit();
return;
}
bool open_session = true;
if (m_programOptions.contains("session"))
open_session = m_programOptions["session"].toBool();
else if (m_programOptions.contains("nosession"))
open_session = !m_programOptions["nosession"].toBool();
if (open_session) {
m_session = new QNetworkSession(cfg, this);
connect(m_session, SIGNAL(opened()), this, SLOT(networkSessionOpened()));
connect(m_session,
SIGNAL(error(QNetworkSession::SessionError)),
this,
SLOT(networkSessionError(QNetworkSession::SessionError)));
m_session->open();
}
else {
qDebug("Bypassing session...");
networkSessionOpened();
}
setWindowTitle("MapViewer");
resize(640, 480);
}
