77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
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/*****************************************************************************************************************
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FILENAME: diskview.hpp
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COPYRIGHT<EFBFBD> 2001 Microsoft Corporation and Executive Software International, Inc.
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*/
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#ifndef _DISKVIEW_H
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#define _DISKVIEW_H
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class DiskView {
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private:
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int Clusters; // number of clusters on the disk
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int ClusterArraySize; // number of elements in pClusterArray
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int NumLines; // number of lines in the line array
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int ClusterFactor; // number of clusters per line in the line array
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int MftZoneStart; // first cluster of the MFT zone (or reserved space)
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int MftZoneEnd; // last cluster of the MFT zone (or reserved space)
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char * pClusterArray; // memory array holding data about the fragmented or contiguous
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// etc state for each cluster on the volume
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// (one nibble per cluster)
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char * pLineArray; // memory array holding condensed cluster data for GUI
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BOOL m_bIsDataSent;
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BOOL m_IsActive; // is this DiskView in use
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UINT m_FragColorThreshold; // required % fragmented clusters to turn line red
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BOOL m_bMemAllocFailed; // failed to allocate cluster or line array
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INT m_nFreeDelta;
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INT m_nFragDelta;
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INT m_nNonMovableDelta;
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INT m_nUsedDelta;
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void InitFragColorThreshold();
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BOOL TransferToLineArray();
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BOOL Invariant() const;
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CRITICAL_SECTION m_CriticalSection;
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public:
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DiskView(const int, const int, const int);
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DiskView(const DiskView&);
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DiskView();
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DiskView& operator=(const DiskView&);
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~DiskView();
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BOOL IsActive() {return m_IsActive;}
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BOOL IsDataSent() {return m_bIsDataSent;}
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BOOL HasMapMemory() const;
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void SetNumLines(const int numLines);
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void SetClusterCount(const int InClusters);
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void SetMftZone(const int InZoneStart, const int InZoneEnd);
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BOOL GetLineArray(char ** ppOutLineArray, DWORD *pNumLines);
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void UpdateClusterArray(PBYTE);
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void EnterMyCriticalSection();
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void LeaveMyCriticalSection();
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};
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// must match DiskDisp.h
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#define SystemFileColor 0 // green
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#define PageFileColor 1 // green
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#define FragmentColor 2 // red
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#define UsedSpaceColor 3 // blue
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#define FreeSpaceColor 4 // white
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#define DirectoryColor 5 // blue
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#define MftZoneFreeSpaceColor 6 // green
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#define NUM_COLORS 7
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#define DirtyColor 12
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#endif // #define _DISKVIEW_H
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