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+/****************************************************************************
+**
+** Copyright (C) 2011 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef GRAPHICSMEMORYMONITOR_H
+#define GRAPHICSMEMORYMONITOR_H
+
+#include <QtCore/QObject>
+#include <QtCore/QProcess>
+
+class GraphicsMemoryMonitorPrivate;
+
+class GraphicsMemoryMonitor : public QObject
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(GraphicsMemoryMonitor)
+    Q_PROPERTY(bool active READ active NOTIFY activeChanged)
+    Q_PROPERTY(qint64 totalMemory READ totalMemory NOTIFY totalMemoryChanged)
+    Q_PROPERTY(QString totalMemoryHumanReadable READ totalMemoryHumanReadable NOTIFY totalMemoryHumanReadableChanged)
+    Q_PROPERTY(qint64 usedMemory READ usedMemory NOTIFY usedMemoryChanged)
+    Q_PROPERTY(QString usedMemoryHumanReadable READ usedMemoryHumanReadable NOTIFY usedMemoryHumanReadableChanged)
+    Q_PROPERTY(qint64 availableMemory READ availableMemory NOTIFY availableMemoryChanged)
+    Q_PROPERTY(QString availableMemoryHumanReadable READ availableMemoryHumanReadable NOTIFY availableMemoryHumanReadableChanged)
+    Q_PROPERTY(qint64 currentProcessUsage READ currentProcessUsage NOTIFY currentProcessUsageChanged)
+    Q_PROPERTY(QString currentProcessUsageHumanReadable READ currentProcessUsageHumanReadable NOTIFY currentProcessUsageHumanReadableChanged)
+    Q_PROPERTY(qint64 updateInterval READ updateInterval WRITE setUpdateInterval NOTIFY updateIntervalChanged)
+public:
+    GraphicsMemoryMonitor(QObject *parent = 0);
+    ~GraphicsMemoryMonitor();
+
+    static void qmlRegisterType();
+
+    bool active() const;
+
+    qint64 updateInterval() const;
+    void setUpdateInterval(qint64 value);
+
+    qint64 totalMemory() const;
+    QString totalMemoryHumanReadable() const;
+
+    qint64 usedMemory() const;
+    QString usedMemoryHumanReadable() const;
+
+    qint64 availableMemory() const;
+    QString availableMemoryHumanReadable() const;
+
+    qint64 currentProcessUsage() const;
+    QString currentProcessUsageHumanReadable() const;
+
+    struct ProcessInfo
+    {
+        qint64 pid;
+        QString name;
+        qint64 privateUsage;
+        qint64 sharedUsage;
+    };
+
+    const QList<ProcessInfo> &processList() const;
+
+public slots:
+    Q_INVOKABLE void update();
+    void trace();
+
+signals:
+    void activeChanged();
+    void updateIntervalChanged();
+    void changed();
+    void totalMemoryChanged(qint64);
+    void totalMemoryHumanReadableChanged(QString);
+    void usedMemoryChanged(qint64);
+    void usedMemoryHumanReadableChanged(QString);
+    void availableMemoryChanged(qint64);
+    void availableMemoryHumanReadableChanged(QString);
+    void currentProcessUsageChanged(qint64);
+    void currentProcessUsageHumanReadableChanged(QString);
+    void processListChanged(const QList<GraphicsMemoryMonitor::ProcessInfo> &);
+
+private:
+    GraphicsMemoryMonitorPrivate *d_ptr;
+};
+
+#endif // GRAPHICSMEMORYMONITOR_H
+