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/*
Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef QNETWORKREPLYHANDLER_H
#define QNETWORKREPLYHANDLER_H
#include <QObject>
#if QT_VERSION >= 0x040400
#include <QNetworkRequest>
#include <QNetworkAccessManager>
#include "FormData.h"
QT_BEGIN_NAMESPACE
class QFile;
class QNetworkReply;
QT_END_NAMESPACE
namespace WebCore {
class ResourceHandle;
class QNetworkReplyHandler : public QObject
{
Q_OBJECT
public:
enum LoadMode {
LoadNormal,
LoadDeferred,
LoadResuming
};
QNetworkReplyHandler(ResourceHandle *handle, LoadMode);
void setLoadMode(LoadMode);
QNetworkReply* reply() const { return m_reply; }
void abort();
QNetworkReply* release();
signals:
void processQueuedItems();
private slots:
void finish();
void sendResponseIfNeeded();
void forwardData();
void sendQueuedItems();
private:
void start();
void resetState();
QNetworkReply* m_reply;
ResourceHandle* m_resourceHandle;
bool m_redirected;
bool m_responseSent;
bool m_responseDataSent;
LoadMode m_loadMode;
QNetworkAccessManager::Operation m_method;
QNetworkRequest m_request;
// defer state holding
bool m_shouldStart;
bool m_shouldFinish;
bool m_shouldSendResponse;
bool m_shouldForwardData;
};
// Self destructing QIODevice for FormData
// For QNetworkAccessManager::put we will have to gurantee that the
// QIODevice is valid as long finished() of the QNetworkReply has not
// been emitted. With the presence of QNetworkReplyHandler::release I do
// not want to gurantee this.
class FormDataIODevice : public QIODevice {
Q_OBJECT
public:
FormDataIODevice(FormData*);
~FormDataIODevice();
bool isSequential() const;
protected:
qint64 readData(char*, qint64);
qint64 writeData(const char*, qint64);
private:
void moveToNextElement();
private:
Vector<FormDataElement> m_formElements;
QFile* m_currentFile;
qint64 m_currentDelta;
};
}
#endif
#endif // QNETWORKREPLYHANDLER_H
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