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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QBUFFER_H
#define QBUFFER_H
#include <QtCore/qiodevice.h>
#include <QtCore/qbytearray.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Core)
class QObject;
class QBufferPrivate;
class Q_CORE_EXPORT QBuffer : public QIODevice
{
#ifndef QT_NO_QOBJECT
Q_OBJECT
#endif
public:
#ifndef QT_NO_QOBJECT
explicit QBuffer(QObject *parent = 0);
QBuffer(QByteArray *buf, QObject *parent = 0);
#else
QBuffer();
explicit QBuffer(QByteArray *buf);
#endif
~QBuffer();
QByteArray &buffer();
const QByteArray &buffer() const;
void setBuffer(QByteArray *a);
void setData(const QByteArray &data);
inline void setData(const char *data, int len);
const QByteArray &data() const;
bool open(OpenMode openMode);
void close();
qint64 size() const;
qint64 pos() const;
bool seek(qint64 off);
bool atEnd() const;
bool canReadLine() const;
protected:
#ifndef QT_NO_QOBJECT
void connectNotify(const char*);
void disconnectNotify(const char*);
#endif
qint64 readData(char *data, qint64 maxlen);
qint64 writeData(const char *data, qint64 len);
private:
Q_DECLARE_PRIVATE(QBuffer)
Q_DISABLE_COPY(QBuffer)
Q_PRIVATE_SLOT(d_func(), void _q_emitSignals())
};
inline void QBuffer::setData(const char *adata, int alen)
{ setData(QByteArray(adata, alen)); }
QT_END_NAMESPACE
QT_END_HEADER
#endif // QBUFFER_H
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