153 lines
3.7 KiB
C++
153 lines
3.7 KiB
C++
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//+-------------------------------------------------------------------------
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//
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// Copyright (C) Microsoft Corporation, 1992 - 1997
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//
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// File: vrtenum.hxx
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//
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// Contents: Virtual roots enumerator
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//
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// History: 25-Jul-93 KyleP Created
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//
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//--------------------------------------------------------------------------
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#pragma once
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#include <catalog.hxx>
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#include <propret.hxx>
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#include <ciintf.h>
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//+-------------------------------------------------------------------------
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//
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// Class: CVRootEnum
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//
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// Purpose: Enumerate virtual root metadata
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//
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// History: 13-Apr-96 KyleP Created
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//
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//--------------------------------------------------------------------------
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class CVRootEnum : public CGenericPropRetriever, ICiCScopeEnumerator
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{
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public:
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//
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// From IUnknown
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//
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virtual SCODE STDMETHODCALLTYPE QueryInterface( REFIID riid, void **ppvObject );
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virtual ULONG STDMETHODCALLTYPE AddRef();
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virtual ULONG STDMETHODCALLTYPE Release();
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//
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// From CGenericPropRetriever
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//
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SCODE STDMETHODCALLTYPE BeginPropertyRetrieval( WORKID wid );
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SCODE STDMETHODCALLTYPE IsInScope( BOOL *pfInScope);
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SCODE STDMETHODCALLTYPE EndPropertyRetrieval();
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//
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// From ICiCScopeEnumerator
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//
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SCODE STDMETHODCALLTYPE Begin();
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SCODE STDMETHODCALLTYPE CurrentDocument( WORKID *pWorkId);
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SCODE STDMETHODCALLTYPE NextDocument( WORKID *pWorkId );
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SCODE STDMETHODCALLTYPE RatioFinished( ULONG *pulDenominator,
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ULONG *pulNumerator);
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SCODE STDMETHODCALLTYPE End();
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CVRootEnum( PCatalog & cat,
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ICiQueryPropertyMapper *pQueryPropMapper,
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CSecurityCache & secCache,
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BOOL fUsePathAlias );
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protected:
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virtual ~CVRootEnum();
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WORKID NextObject();
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//
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// Stat properties.
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//
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inline UNICODE_STRING const * GetName();
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inline UNICODE_STRING const * GetShortName();
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UNICODE_STRING const * GetPath();
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UNICODE_STRING const * GetVirtualPath();
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inline LONGLONG CreateTime();
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inline LONGLONG ModifyTime();
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inline LONGLONG AccessTime();
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inline LONGLONG ObjectSize();
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inline ULONG Attributes();
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BOOL GetVRootType( ULONG & ulType );
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inline void PurgeCachedInfo();
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UNICODE_STRING _Name; // Filename
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UNICODE_STRING _Path; // Full path sans filename
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UNICODE_STRING _VPath; // Full path sans filename
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private:
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WORKID _widCurrent; // Wid on which the vroot enumerator
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// is currently positioned
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BOOL Refresh( BOOL fFast ); // Refresh stat properties
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unsigned _iBmk; // Bookmark into virtual roots
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BOOL _fFindLoaded:1; // True if finddata is loaded
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BOOL _fFastFindLoaded:1; // True if GetFileAttributesEx called
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ULONG _Type; // Root type.
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enum FastStat
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{
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fsCreate = 0x1,
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fsModify = 0x2,
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fsAccess = 0x4,
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fsSize = 0x8,
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fsAttrib = 0x10
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};
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ULONG _fFastStatLoaded;
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ULONG _fFastStatNeverLoad;
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WIN32_FIND_DATA _finddata; // Stat buffer for current wid
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UNICODE_STRING _ShortName; // Filename
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CLowerFunnyPath _lcaseFunnyPath; // Buffer for path
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XGrowable<WCHAR> _xwcsVPath; // Buffer for virtual path
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};
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inline void CVRootEnum::PurgeCachedInfo()
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{
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_fFindLoaded = FALSE;
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_fFastFindLoaded = FALSE;
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_fFastStatLoaded = 0;
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_fFastStatNeverLoad = 0;
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_Path.Length = 0xFFFF;
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_VPath.Length = 0xFFFF;
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}
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inline UNICODE_STRING const * CVRootEnum::GetName()
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{
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return( &_Name );
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}
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