A helper class to download files in Blackberry 10. For more information visit cascadeswithlove.com

NetworkHelper.cpp

#include "NetworkHelper.h"

#include <QDebug>
#include <QUrl>

#include <QNetworkRequest>
#include <QNetworkReply>

NetworkHelper::NetworkHelper(QObject* parent, const QString& url) :
	QObject(parent),
	mNetworkAccessManager(this),
	mDownloadedData()
{
	qDebug() << "NetworkHelper";
	qDebug() << url;
	connect(&mNetworkAccessManager, SIGNAL(finished(QNetworkReply*)),
	                SLOT(fileDownloaded(QNetworkReply*)));

	QUrl qurl(url);
	QNetworkRequest request(qurl);
	mNetworkAccessManager.get(request);
	qDebug() << "request sent";
}

NetworkHelper::~NetworkHelper()
{
	qDebug() << "Network helper deconstructor";
}

void NetworkHelper::fileDownloaded(QNetworkReply* pReply)
{
	qDebug() << "file downloaded";
	mDownloadedData = pReply->readAll();
	qDebug() << "emitting signal";
    //emit a signal
    emit downloaded();
}

QByteArray NetworkHelper::downloadedData() const
{
	qDebug() << "retrieving downloaded data";
	qDebug() << QString(mDownloadedData);
    return mDownloadedData;
}

NetworkHelper.h

#ifndef NETWORKHELPER_H_
#define NETWORKHELPER_H_

#include <QObject>
#include <QByteArray>

#include <QNetworkAccessManager>

class NetworkHelper : public QObject {
	Q_OBJECT
public:
	NetworkHelper(QObject* object, const QString& url);
	virtual ~NetworkHelper();

	QByteArray downloadedData() const;

signals:
	void downloaded();

private slots:
    void fileDownloaded(QNetworkReply* pReply);

private:
	QNetworkAccessManager mNetworkAccessManager;

	QByteArray mDownloadedData;
};

#endif /* NETWORKHELPER_H_ */