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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 examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 __RESOURCEMONINTERFACE_H__
#define __RESOURCEMONINTERFACE_H__
class ResourceMonitorInterface
{
public:
struct MemoryAllocation
{
int allocatedInAppThread;
int numberOfAllocatedCellsInAppThread;
int availableMemoryInAppThreadHeap;
qint64 availableMemoryInSystem;
qint64 totalMemoryInSystem;
MemoryAllocation() :
allocatedInAppThread(0),
numberOfAllocatedCellsInAppThread(0),
availableMemoryInAppThreadHeap(0),
availableMemoryInSystem(0),
totalMemoryInSystem(0)
{}
};
struct CpuUsage
{
qreal systemUsage;
qreal appTreadUsage;
CpuUsage() :
systemUsage(0.0),
appTreadUsage(0.0)
{}
};
public:
virtual ~ResourceMonitorInterface() {}
public:
//for symbian, prepares the resource monitor for data capture, opens handle to ekern null
//thread and sets initial values
virtual bool Prepare(QString applicationThreadName) = 0;
//functions for CPU load and memory - Call Prepare before calling these
virtual CpuUsage CPULoad()=0;
virtual MemoryAllocation MemoryLoad()=0;
virtual void BeginMeasureMemoryLoad()=0;
virtual MemoryAllocation EndMeasureMemoryLoad()=0;
virtual void BeginMeasureCPULoad()=0;
virtual CpuUsage EndMeasureCPULoad()=0;
};
Q_DECLARE_INTERFACE(ResourceMonitorInterface,
"com.trolltech.Plugin.ResourceMonitorInterface/1.0");
#endif //__RESOURCEMONINTERFACE_H__
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