Restructure the source code a little.
Change-Id: I995b0fb33bdda7f01bf6266c1c50a1b17eba6760 Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>
This commit is contained in:
Michael Goddard
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Qt by Nokia
Qt by Nokia
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6ee1977d60
commit
502d3c8eb3
355
src/multimedia/radio/qradiodata.cpp
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355
src/multimedia/radio/qradiodata.cpp
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qradiodata.h"
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#include "qmediaservice.h"
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#include "qmediaobject_p.h"
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#include "qradiodatacontrol.h"
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#include <QPair>
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QT_BEGIN_NAMESPACE
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namespace
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{
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class QRadioDataPrivateRegisterMetaTypes
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{
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public:
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QRadioDataPrivateRegisterMetaTypes()
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{
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qRegisterMetaType<QRadioData::Error>();
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qRegisterMetaType<QRadioData::ProgramType>();
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}
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} _registerMetaTypes;
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}
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/*!
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\class QRadioData
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\brief The QRadioData class provides interfaces to the RDS functionality of the system radio.
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\inmodule QtMultimedia
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\ingroup multimedia
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\since 5.0
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The radio data object will emit signals for any changes in radio data. You can enable or disable
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alternative frequency with setAlternativeFrequenciesEnabled().
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*/
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class QRadioDataPrivate : public QMediaObjectPrivate
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{
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public:
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QRadioDataPrivate():provider(0), control(0) {}
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QMediaServiceProvider *provider;
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QRadioDataControl* control;
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};
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/*!
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Constructs a radio data based on a media service allocated by a media service \a provider.
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The \a parent is passed to QMediaObject.
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\since 5.0
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*/
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QRadioData::QRadioData(QObject *parent, QMediaServiceProvider* provider):
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QMediaObject(*new QRadioDataPrivate, parent, provider->requestService(Q_MEDIASERVICE_RADIO))
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{
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Q_D(QRadioData);
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d->provider = provider;
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if (d->service != 0) {
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d->control = qobject_cast<QRadioDataControl*>(d->service->requestControl(QRadioDataControl_iid));
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if (d->control != 0) {
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connect(d->control, SIGNAL(stationIdChanged(QString)), SIGNAL(stationIdChanged(QString)));
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connect(d->control, SIGNAL(programTypeChanged(QRadioData::ProgramType)),
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SIGNAL(programTypeChanged(QRadioData::ProgramType)));
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connect(d->control, SIGNAL(programTypeNameChanged(QString)), SIGNAL(programTypeNameChanged(QString)));
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connect(d->control, SIGNAL(stationNameChanged(QString)), SIGNAL(stationNameChanged(QString)));
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connect(d->control, SIGNAL(radioTextChanged(QString)), SIGNAL(radioTextChanged(QString)));
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connect(d->control, SIGNAL(alternativeFrequenciesEnabledChanged(bool)), SIGNAL(alternativeFrequenciesEnabledChanged(bool)));
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connect(d->control, SIGNAL(error(QRadioData::Error)), SIGNAL(error(QRadioData::Error)));
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}
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}
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}
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/*!
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Destroys a radio data.
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*/
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QRadioData::~QRadioData()
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{
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Q_D(QRadioData);
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if (d->service && d->control)
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d->service->releaseControl(d->control);
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d->provider->releaseService(d->service);
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}
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/*!
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Returns true if the radio data service is ready to use.
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\since 5.0
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*/
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bool QRadioData::isAvailable() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d_func()->control->isAvailable();
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else
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return false;
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}
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/*!
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Returns the availability error state.
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\since 5.0
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*/
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QtMultimedia::AvailabilityError QRadioData::availabilityError() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d_func()->control->availabilityError();
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else
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return QtMultimedia::ServiceMissingError;
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}
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/*!
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\property QRadioData::stationId
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\brief Current Program Identification
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\since 5.0
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*/
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QString QRadioData::stationId() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->stationId();
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return QString();
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}
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/*!
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\property QRadioData::programType
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\brief Current Program Type
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\since 5.0
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*/
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QRadioData::ProgramType QRadioData::programType() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->programType();
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return QRadioData::Undefined;
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}
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/*!
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\property QRadioData::programTypeName
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\brief Current Program Type Name
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\since 5.0
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*/
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QString QRadioData::programTypeName() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->programTypeName();
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return QString();
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}
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/*!
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\property QRadioData::stationName
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\brief Current Program Service
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\since 5.0
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*/
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QString QRadioData::stationName() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->stationName();
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return QString();
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}
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/*!
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\property QRadioData::radioText
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\brief Current Radio Text
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\since 5.0
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*/
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QString QRadioData::radioText() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->radioText();
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return QString();
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}
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/*!
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\property QRadioData::alternativeFrequenciesEnabled
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\brief Is Alternative Frequency currently enabled
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\since 5.0
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*/
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bool QRadioData::isAlternativeFrequenciesEnabled() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->isAlternativeFrequenciesEnabled();
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return false;
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}
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void QRadioData::setAlternativeFrequenciesEnabled( bool enabled )
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->setAlternativeFrequenciesEnabled(enabled);
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}
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/*!
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Returns the error state of a radio data.
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\since 5.0
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\sa errorString()
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*/
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QRadioData::Error QRadioData::error() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->error();
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return QRadioData::ResourceError;
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}
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/*!
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Returns a description of a radio data's error state.
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\since 5.0
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\sa error()
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*/
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QString QRadioData::errorString() const
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{
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Q_D(const QRadioData);
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if (d->control != 0)
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return d->control->errorString();
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return QString();
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}
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/*!
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\fn void QRadioData::stationIdChanged(QString stationId)
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Signals that the Program Identification code has changed to \a stationId
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\since 5.0
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*/
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/*!
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\fn void QRadioData::programTypeChanged(QRadioData::ProgramType programType)
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Signals that the Program Type code has changed to \a programType
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\since 5.0
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*/
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/*!
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\fn void QRadioData::programTypeNameChanged(QString programTypeName)
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Signals that the Program Type Name has changed to \a programTypeName
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\since 5.0
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*/
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/*!
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\fn void QRadioData::stationNameChanged(int stationName)
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Signals that the Program Service has changed to \a stationName
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\since 5.0
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*/
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/*!
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\fn void QRadioData::alternativeFrequenciesEnabledChanged(bool enabled)
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Signals that the AF has been enabled or disabled
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\since 5.0
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*/
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/*!
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\fn void QRadioData::error(QRadioData::Error error)
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Signals that an \a error occurred.
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\since 5.0
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*/
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/*!
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\enum QRadioData::Error
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Enumerates radio data error conditions.
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\value NoError No errors have occurred.
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\value ResourceError There is no radio service available.
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\value OpenError Unable to open radio device.
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\value OutOfRangeError An attempt to set a frequency or band that is not supported by radio device.
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*/
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/*! \fn void QRadioData::stateChanged(QRadioData::State state)
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This signal is emitted when the state changes to \a state.
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\since 5.0
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*/
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#include "moc_qradiodata.cpp"
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QT_END_NAMESPACE
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