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41 
42 #ifndef __RESOURCEMONINTERFACE_H__
43 #define __RESOURCEMONINTERFACE_H__
44 
45 class ResourceMonitorInterface
46 {
47 public:
48     struct MemoryAllocation
49     {
50     int allocatedInAppThread;
51     int numberOfAllocatedCellsInAppThread;
52     int availableMemoryInAppThreadHeap;
53     qint64 availableMemoryInSystem;
54     qint64 totalMemoryInSystem;
MemoryAllocationMemoryAllocation55     MemoryAllocation() :
56         allocatedInAppThread(0),
57         numberOfAllocatedCellsInAppThread(0),
58         availableMemoryInAppThreadHeap(0),
59         availableMemoryInSystem(0),
60         totalMemoryInSystem(0)
61         {}
62     };
63 
64     struct CpuUsage
65     {
66     qreal systemUsage;
67     qreal appTreadUsage;
CpuUsageCpuUsage68     CpuUsage() :
69         systemUsage(0.0),
70         appTreadUsage(0.0)
71         {}
72     };
73 
74 public:
~ResourceMonitorInterface()75     virtual ~ResourceMonitorInterface() {}
76 
77 public:
78     //for symbian, prepares the resource monitor for data capture, opens handle to ekern null
79     //thread and sets initial values
80     virtual bool Prepare(QString applicationThreadName) = 0;
81 
82     //functions for CPU load and memory - Call Prepare before calling these
83     virtual CpuUsage CPULoad()=0;
84     virtual MemoryAllocation MemoryLoad()=0;
85 
86     virtual void BeginMeasureMemoryLoad()=0;
87     virtual MemoryAllocation EndMeasureMemoryLoad()=0;
88 
89     virtual void BeginMeasureCPULoad()=0;
90     virtual CpuUsage EndMeasureCPULoad()=0;
91 
92 };
93 
94 Q_DECLARE_INTERFACE(ResourceMonitorInterface,
95                      "com.trolltech.Plugin.ResourceMonitorInterface/1.0");
96 
97 #endif //__RESOURCEMONINTERFACE_H__
98