diff options
Diffstat (limited to 'src/multimedia/audio/qaudiodeviceid.cpp')
| -rw-r--r-- | src/multimedia/audio/qaudiodeviceid.cpp | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/src/multimedia/audio/qaudiodeviceid.cpp b/src/multimedia/audio/qaudiodeviceid.cpp new file mode 100644 index 000000000..21a9cd81d --- /dev/null +++ b/src/multimedia/audio/qaudiodeviceid.cpp @@ -0,0 +1,168 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 |