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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QABSTRACTMEDIASERVICE_H
#define QABSTRACTMEDIASERVICE_H
#include <QtMultimedia/qtmultimediaglobal.h>
#include <QtCore/qobject.h>
#include <QtCore/qstringlist.h>
#include <QtMultimedia/qmediacontrol.h>
QT_BEGIN_NAMESPACE
class QMediaServicePrivate;
class Q_MULTIMEDIA_EXPORT QMediaService : public QObject
{
Q_OBJECT
public:
~QMediaService();
virtual QMediaControl* requestControl(const char *name) = 0;
template <typename T> inline T requestControl() {
if (QMediaControl *control = requestControl(qmediacontrol_iid<T>())) {
if (T typedControl = qobject_cast<T>(control))
return typedControl;
releaseControl(control);
}
return 0;
}
virtual void releaseControl(QMediaControl *control) = 0;
protected:
QMediaService(QObject* parent);
QMediaService(QMediaServicePrivate &dd, QObject *parent);
QMediaServicePrivate *d_ptr;
private:
Q_DECLARE_PRIVATE(QMediaService)
};
QT_END_NAMESPACE
#endif // QABSTRACTMEDIASERVICE_H
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