qtmobility/src/multimedia/qmediaobject.h
changeset 1 2b40d63a9c3d
child 4 90517678cc4f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/src/multimedia/qmediaobject.h	Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,115 @@
+/****************************************************************************
+**
+** 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 Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QABSTRACTMEDIAOBJECT_H
+#define QABSTRACTMEDIAOBJECT_H
+
+#include <QtCore/qobject.h>
+#include <QtCore/qstringlist.h>
+
+#include <qmobilityglobal.h>
+#include <qtmedianamespace.h>
+
+QTM_BEGIN_NAMESPACE
+
+class QMediaService;
+
+class QMediaObjectPrivate;
+class Q_MEDIA_EXPORT QMediaObject : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(int notifyInterval READ notifyInterval WRITE setNotifyInterval NOTIFY notifyIntervalChanged)
+    Q_PROPERTY(bool metaDataAvailable READ isMetaDataAvailable NOTIFY metaDataAvailableChanged)
+    Q_PROPERTY(bool metaDataWritable READ isMetaDataWritable NOTIFY metaDataWritableChanged)
+public:
+    ~QMediaObject();
+
+    virtual bool isAvailable() const;
+    virtual QtMedia::AvailabilityError availabilityError() const;
+
+    virtual QMediaService* service() const;
+
+    int notifyInterval() const;
+    void setNotifyInterval(int milliSeconds);
+
+    virtual void bind(QObject*);
+    virtual void unbind(QObject*);
+
+    bool isMetaDataAvailable() const;
+    bool isMetaDataWritable() const;
+
+    QVariant metaData(QtMedia::MetaData key) const;
+    void setMetaData(QtMedia::MetaData key, const QVariant &value);
+    QList<QtMedia::MetaData> availableMetaData() const;
+
+    QVariant extendedMetaData(const QString &key) const;
+    void setExtendedMetaData(const QString &key, const QVariant &value);
+    QStringList availableExtendedMetaData() const;
+
+Q_SIGNALS:
+    void notifyIntervalChanged(int milliSeconds);
+
+    void metaDataAvailableChanged(bool available);
+    void metaDataWritableChanged(bool writable);
+    void metaDataChanged();
+
+    void availabilityChanged(bool available);
+
+protected:
+    QMediaObject(QObject *parent, QMediaService *service);
+    QMediaObject(QMediaObjectPrivate &dd, QObject *parent, QMediaService *service);
+
+    void addPropertyWatch(QByteArray const &name);
+    void removePropertyWatch(QByteArray const &name);
+
+    QMediaObjectPrivate *d_ptr;
+
+private:
+    void setupMetaData();
+
+    Q_DECLARE_PRIVATE(QMediaObject)
+    Q_PRIVATE_SLOT(d_func(), void _q_notify())
+};
+
+
+QTM_END_NAMESPACE
+
+#endif  // QABSTRACTMEDIAOBJECT_H