98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
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/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: 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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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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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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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef __RESOURCEMONINTERFACE_H__
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#define __RESOURCEMONINTERFACE_H__
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class ResourceMonitorInterface
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{
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public:
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struct MemoryAllocation
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{
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int allocatedInAppThread;
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int numberOfAllocatedCellsInAppThread;
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int availableMemoryInAppThreadHeap;
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qint64 availableMemoryInSystem;
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qint64 totalMemoryInSystem;
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MemoryAllocation() :
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allocatedInAppThread(0),
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numberOfAllocatedCellsInAppThread(0),
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availableMemoryInAppThreadHeap(0),
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availableMemoryInSystem(0),
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totalMemoryInSystem(0)
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{}
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};
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struct CpuUsage
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{
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qreal systemUsage;
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qreal appTreadUsage;
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CpuUsage() :
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systemUsage(0.0),
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appTreadUsage(0.0)
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{}
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};
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public:
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virtual ~ResourceMonitorInterface() {}
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public:
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//for symbian, prepares the resource monitor for data capture, opens handle to ekern null
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//thread and sets initial values
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virtual bool Prepare(QString applicationThreadName) = 0;
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//functions for CPU load and memory - Call Prepare before calling these
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virtual CpuUsage CPULoad()=0;
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virtual MemoryAllocation MemoryLoad()=0;
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virtual void BeginMeasureMemoryLoad()=0;
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virtual MemoryAllocation EndMeasureMemoryLoad()=0;
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virtual void BeginMeasureCPULoad()=0;
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virtual CpuUsage EndMeasureCPULoad()=0;
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};
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Q_DECLARE_INTERFACE(ResourceMonitorInterface,
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"com.trolltech.Plugin.ResourceMonitorInterface/1.0");
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#endif //__RESOURCEMONINTERFACE_H__
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