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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtMultimedia 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore/qstring.h>
#include <QtCore/qbytearray.h>
#include <QtCore/qdatastream.h>
#include <QtMultimedia/qaudiodeviceid.h>
#include "qaudiodeviceid_p.h"
QT_BEGIN_NAMESPACE
/*!
\class QAudioDeviceId
\brief The QAudioDeviceId class provides means for identifying a unique input or output device on a system.
\inmodule QtMultimedia
\ingroup multimedia
\since 4.6
\sa QAudioDeviceInfo, QAudioOutput, QAudioInput
*/
/*!
Construct a new null QAudioDeviceId.
*/
QAudioDeviceId::QAudioDeviceId()
{
}
/*!
Copy the QAudDeviceId referenced by \a other.
*/
QAudioDeviceId::QAudioDeviceId(const QAudioDeviceId &other):
d(other.d)
{
}
/*!
Destroy the QAudioDeviceId.
*/
QAudioDeviceId::~QAudioDeviceId()
{
}
/*!
Make a copy of the \a other QAudioDeviceId.
*/
QAudioDeviceId& QAudioDeviceId::operator=(const QAudioDeviceId &other)
{
d = other.d;
return *this;
}
/*!
Compare with the \a other QAudioDeviceId, return true if they are the same;
otherwise false.
*/
bool QAudioDeviceId::operator==(const QAudioDeviceId &other) const
{
return (d.constData() == 0 && other.d.constData() == 0) ||
(d.constData() != 0 && other.d.constData() != 0 &&
d->key == other.d->key && d->mode == other.d->mode && d->handle == other.d->handle);
}
/*!
Compare with the \a other QAudioDeviceId, return false if they are the same;
otherwise true.
*/
bool QAudioDeviceId::operator!=(const QAudioDeviceId &other) const
{
return !(*this == other);
}
/*!
Returns true if this is not a valid QAudioDeviceId; otherwise false.
*/
bool QAudioDeviceId::isNull() const
{
return d.constData() == 0;
}
/*!
\internal
*/
QAudioDeviceId::QAudioDeviceId(QAudioDeviceIdPrivate* data):
d(data)
{
}
/*!
\internal
*/
QAudioDeviceIdPrivate::QAudioDeviceIdPrivate(QString const& k, int m, QByteArray const& h):
key(k), mode(m), handle(h)
{
}
#ifndef QT_NO_DATASTREAM
Q_MULTIMEDIA_EXPORT QDataStream &operator<<(QDataStream &s, const QAudioDeviceId &id)
{
s << id.d->key << id.d->mode << id.d->handle;
return s;
}
Q_MULTIMEDIA_EXPORT QDataStream &operator>>(QDataStream &s, QAudioDeviceId &id)
{
QString key;
int mode;
QByteArray handle;
s >> key >> mode >> handle;
id = QAudioDeviceId(new QAudioDeviceIdPrivate(key, mode, handle));
return s;
}
#endif
QT_END_NAMESPACE
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