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184 lines
5.2 KiB
184 lines
5.2 KiB
/*++
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Copyright (C) 1996-1999 Microsoft Corporation
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Module Name:
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grphitem.h
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Abstract:
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<abstract>
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--*/
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#ifndef _GRPHITEM_H_
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#define _GRPHITEM_H_
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class CSysmonControl;
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//
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// Persistant data structure
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//
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typedef struct
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{
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COLORREF m_rgbColor;
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INT32 m_iWidth;
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INT32 m_iStyle;
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INT32 m_iScaleFactor;
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INT32 m_nPathLength;
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} GRAPHITEM_DATA3;
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typedef struct
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{
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double m_dMin;
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double m_dMax;
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double m_dAvg;
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FILETIME m_LastTimeStamp;
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} LOG_ENTRY_DATA, *PLOG_ENTRY_DATA;
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//
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// Graphitem Class
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//
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class CGraphItem : public ICounterItem
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{
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public:
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class CCounterNode* m_pCounter;
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class CInstanceNode* m_pInstance;
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class CGraphItem* m_pNextItem;
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PDH_COUNTER_INFO m_CounterInfo;
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HCOUNTER m_hCounter;
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double m_dScale;
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PLOG_ENTRY_DATA m_pLogData;
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BOOLEAN m_bUpdateLog;
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public:
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BOOLEAN m_fLocalMachine;
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BOOLEAN m_fGenerated;
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CGraphItem(CSysmonControl *pCtrl);
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~CGraphItem(void);
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//IUnknown members
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STDMETHODIMP QueryInterface(REFIID, PPVOID);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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// ICounterItem methods
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STDMETHODIMP put_Color(OLE_COLOR);
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STDMETHODIMP get_Color(OLE_COLOR*);
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STDMETHODIMP put_Width(INT);
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STDMETHODIMP get_Width(INT*) ;
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STDMETHODIMP put_LineStyle(INT) ;
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STDMETHODIMP get_LineStyle(INT*) ;
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STDMETHODIMP put_ScaleFactor(INT) ;
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STDMETHODIMP get_ScaleFactor(INT*) ;
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STDMETHODIMP get_Path(BSTR*) ;
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STDMETHODIMP get_Value(double*) ;
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STDMETHODIMP GetValue(double *pdValue, LONG *plStatus) ;
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STDMETHODIMP GetStatistics(double *pdMax, double *pdMin, double *pdAvg,
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LONG *plStatus) ;
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// methods not exposed by ICounterItem interface
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static HRESULT NullItemToStream(LPSTREAM pIStream, INT iVersMaj, INT iVersMin);
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HPEN Pen(void);
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HBRUSH Brush(void);
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double Scale(void) { return m_dScale; }
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HCOUNTER Handle(void) { return m_hCounter; }
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CInstanceNode *Instance(void) { return m_pInstance; }
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CCounterNode *Counter(void) { return m_pCounter; }
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CObjectNode *Object(void) { return m_pInstance->m_pObject; }
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CMachineNode *Machine(void) { return m_pInstance->m_pObject->m_pMachine; }
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CCounterTree *Tree(void) { return m_pInstance->m_pObject->m_pMachine->m_pCounterTree; }
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CGraphItem *Next(void);
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void Delete(BOOL bPropagateUp);
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BOOL CalcRequiresMultipleSamples ( void );
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HRESULT LoadFromPropertyBag (
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IPropertyBag*,
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IErrorLog*,
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INT iIndex,
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INT iVersMaj,
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INT iVersMin,
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INT iSampleCount );
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HRESULT SaveToPropertyBag (
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IPropertyBag*,
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INT iIndex,
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BOOL bUserMode,
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INT iVersMaj,
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INT iVersMin );
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HRESULT SaveToStream(LPSTREAM pIStream, BOOL fWildCard, INT iVersMaj, INT iVersMin);
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HRESULT AddToQuery(HQUERY hQuery);
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HRESULT RemoveFromQuery();
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void ClearHistory( void );
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void UpdateHistory(BOOL bValidSample);
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PDH_STATUS HistoryValue(INT iIndex, double *pdValue, DWORD *pdwStatus);
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PDH_STATUS GetLogEntry( const INT iIndex, double *dMin, double *dMax, double *dAvg,
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DWORD *pdwStatus);
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PDH_STATUS GetLogEntryTimeStamp (
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const INT iIndex,
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LONGLONG& rLastTimeStamp,
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DWORD *pdwStatus);
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void SetLogEntry(
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const INT iIndex,
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const double dMin,
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const double dMax,
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const double dAvg);
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void SetLogEntryTimeStamp( const INT iIndex, const FILETIME& rLastTimeStamp );
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void SetLogStats(double dMin, double dMax, double dAvg, LONG lStatus )
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{ m_dLogMin = dMin; m_dLogMax = dMax; m_dLogAvg = dAvg; m_lLogStatsStatus = lStatus; }
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private:
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CSysmonControl *m_pCtrl;
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void InvalidatePen(void);
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void InvalidateBrush(void);
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LPWSTR FormPath(BOOL fWildCard);
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// Used by LoadFromPropertyBag
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void SetStatistics ( double dMax, double dMin, double dAvg, LONG lStatus );
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void SetHistoryValue ( INT iIndex, double dValue );
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HRESULT GetNextValue ( WCHAR*& pszNext, double& dValue );
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ULONG m_cRef;
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HPEN m_hPen;
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HBRUSH m_hBrush;
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COLORREF m_rgbColor;
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INT m_iWidth;
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INT m_iStyle; // No change in implementation
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INT m_iScaleFactor;
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double m_dLogMin;
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double m_dLogMax;
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double m_dLogAvg;
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LONG m_lLogStatsStatus;
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PCImpIDispatch m_pImpIDispatch;
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PPDH_RAW_COUNTER m_pRawCtr;
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// Used by LoadFromPropertyBag
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double* m_pFmtCtr;
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double m_dFmtMin;
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double m_dFmtMax;
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double m_dFmtAvg;
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long m_lFmtStatus;
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};
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#endif
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