/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#include "nmuiheaders.h"

/*!

    \class NmViewerViewNetReply

    \brief Mail viewer network reply class

*/

/*!

    Constructor

*/

NmViewerViewNetReply::NmViewerViewNetReply(QVariant data)

    : QNetworkReply(),

      mDataArray(data.toByteArray()),

      mReadIndex(0)

{

    open(ReadWrite);

    setReadBufferSize(mDataArray.length());

    // QNetworkAccessManager starts listening the signals only

    // after the construction, so we cannot signal reply to be

    // ready instantly. We need to emit the signals after the

    // construction.

    QTimer::singleShot(100, this, SLOT(signalReady()));

}

/*!

    Destructor

*/

NmViewerViewNetReply::~NmViewerViewNetReply()

{

}

/*!

    signalReady

*/

void NmViewerViewNetReply::signalReady()

{

    emit readyRead();

    emit finished();

}

/*!

    setOriginalRequest. This function is created to provide access to call

    base class' protected function setRequest

*/

void NmViewerViewNetReply::setOriginalRequest(const QNetworkRequest &request)

{

    setRequest(request);

}

/*!

    readData

*/

qint64 NmViewerViewNetReply::readData(char *data, qint64 maxlen)

{

    qint64 i = 0;

    const qint64 dataLength(mDataArray.length());

    if (0 >= dataLength || !data) {

        return -1;

    }

    for (i = 0; i < maxlen && mReadIndex < dataLength; i++, mReadIndex++) {

        data[i] = mDataArray.at(mReadIndex);

    }

    return i;

}

/*!

    readBufferSize. Returns the size of the read buffer, in bytes.

*/

qint64 NmViewerViewNetReply::readBufferSize() const

{

    return mDataArray.length();

}

/*!

    bytesAvailable. Returns the number of bytes that are available for reading.

    This function is commonly used with sequential devices to determine the number of bytes to

    allocate in a buffer before reading. Base implementation is called in order to

    include the size of QIODevices' buffer.

*/

qint64 NmViewerViewNetReply::bytesAvailable() const

{

    return mDataArray.length() + QIODevice::bytesAvailable();

}

/*!

    isSequential. Returns true if this device is sequential.

*/

bool NmViewerViewNetReply::isSequential () const

{

    return false;

}

/*!

    abort. Aborts the operation immediately and close down any

    network connections still open

*/

void NmViewerViewNetReply::abort()

{

}