b0809c027c
It's perhaps clearer in the usual case. Change-Id: Id3cef82ac83f8c9b538b3315281664ce1c6a2b96 Reviewed-by: Ling Hu <ling.hu@nokia.com>
119 lines
3.4 KiB
C++
119 lines
3.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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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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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QABSTRACTMEDIAOBJECT_H
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#define QABSTRACTMEDIAOBJECT_H
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#include <QtCore/qobject.h>
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#include <QtCore/qstringlist.h>
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#include <qtmultimediadefs.h>
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#include "qtmedianamespace.h"
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Multimedia)
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class QMediaService;
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class QMediaBindableInterface;
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class QMediaObjectPrivate;
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class Q_MULTIMEDIA_EXPORT QMediaObject : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(int notifyInterval READ notifyInterval WRITE setNotifyInterval NOTIFY notifyIntervalChanged)
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public:
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~QMediaObject();
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virtual bool isAvailable() const;
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virtual QtMultimedia::AvailabilityStatus availability() const;
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virtual QMediaService* service() const;
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int notifyInterval() const;
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void setNotifyInterval(int milliSeconds);
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virtual bool bind(QObject *);
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virtual void unbind(QObject *);
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bool isMetaDataAvailable() const;
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QVariant metaData(const QString &key) const;
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QStringList availableMetaData() const;
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Q_SIGNALS:
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void notifyIntervalChanged(int milliSeconds);
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void metaDataAvailableChanged(bool available);
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void metaDataChanged();
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void metaDataChanged(const QString &key, const QVariant &value);
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void availabilityChanged(bool available);
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void availabilityChanged(QtMultimedia::AvailabilityStatus availability);
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protected:
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QMediaObject(QObject *parent, QMediaService *service);
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QMediaObject(QMediaObjectPrivate &dd, QObject *parent, QMediaService *service);
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void addPropertyWatch(QByteArray const &name);
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void removePropertyWatch(QByteArray const &name);
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QMediaObjectPrivate *d_ptr;
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private:
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void setupControls();
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Q_DECLARE_PRIVATE(QMediaObject)
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Q_PRIVATE_SLOT(d_func(), void _q_notify())
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Q_PRIVATE_SLOT(d_func(), void _q_availabilityChanged())
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};
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QABSTRACTMEDIAOBJECT_H
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