183 lines
4.2 KiB
C++
183 lines
4.2 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1998.
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//
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// File: opendoc.hxx
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//
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// Contents: CiCOpenedDoc object that is part of CiCFilterObject
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//
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// History: 12-3-96 markz Created
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//
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//----------------------------------------------------------------------------
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#pragma once
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#include <ciintf.h>
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#include <cioplock.hxx>
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#include <docname.hxx>
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class CClientDaemonWorker;
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class CImpersonateRemoteAccess;
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class CStorageFilterObject;
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//+---------------------------------------------------------------------------
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//
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// Class: CCiOpenedDoc
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//
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// Purpose: CiCFilterObject's notion of an open file, provider of
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// properties and IFilter interfaces
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//
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// History: 12-3-96 MarkZ Created
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//
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// Notes: This class is NOT multi-thread safe. The user must make sure
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// that only one thread is using it at a time.
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//
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//----------------------------------------------------------------------------
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class CCiCOpenedDoc : public ICiCOpenedDoc
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{
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public:
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//
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// Constructor and Destructor
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//
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CCiCOpenedDoc( CStorageFilterObject * pFilterObject = 0,
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CClientDaemonWorker * pWorker = 0,
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BOOL fTakeOpLock = TRUE,
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BOOL fFailIfNotContentIndexed = TRUE );
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//
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// IUnknown methods.
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//
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STDMETHOD(QueryInterface) (THIS_ REFIID riid,LPVOID *ppiuk );
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STDMETHOD_(ULONG, AddRef) (THIS);
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STDMETHOD_(ULONG, Release) (THIS);
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//
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// ICiCOpenedDoc methods.
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//
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STDMETHOD(Open) ( BYTE const * pbDocName, ULONG cbDocName );
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STDMETHOD(Close) ( void );
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STDMETHOD(GetDocumentName) ( ICiCDocName ** ppIDocName );
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STDMETHOD(GetStatPropertyEnum) ( IPropertyStorage ** ppIStatPropEnum );
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STDMETHOD(GetPropertySetEnum) ( IPropertySetStorage ** ppIPropSetEnum );
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STDMETHOD(GetPropertyEnum) ( REFFMTID refGuidPropSet,
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IPropertyStorage **ppIPropEnum ) ;
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STDMETHOD(GetIFilter) ( IFilter ** ppIFilter );
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STDMETHOD(GetSecurity) ( BYTE * pbData, ULONG *pcbData );
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STDMETHOD(IsInUseByAnotherProcess) ( BOOL *pfInUse );
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//
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// Additional methods.
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//
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BOOL IsOpen( void )
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{ return !_SafeOplock.IsNull( ); }
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protected:
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//
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// Hidden destructor so that only we can delete the instance
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// based on IUnknown control
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//
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virtual ~CCiCOpenedDoc();
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IPropertySetStorage * GetPropertySetStorage();
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private:
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inline BOOL _TooBigForDefault( LONGLONG const ll );
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LONGLONG _GetFileSize();
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inline BOOL IsSharingViolation() const
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{
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return _fSharingViolation;
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}
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//
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// IUnknown reference count.
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//
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LONG _RefCount;
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//
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// Name of the current file. This is an Ole interface that is
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// released.
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//
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XInterface<CCiCDocName> _FileName;
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//
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// Safe oplock
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//
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BOOL _fTakeOpLock;
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XPtr<CFilterOplock> _SafeOplock;
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BOOL _fFailIfNotContentIndexed;
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//
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// Knowledge of what type of storage is in document
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//
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enum FILESTATE {
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eUnknown, // Unknown; we haven't opened it yet
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eDocfile, // Docfile and we have the storage
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eOther, // Other
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};
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FILESTATE _TypeOfStorage;
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//
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// Root storage of the document if it is a Docfile. This is NULL otherwise.
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//
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XInterface<IPropertySetStorage> _Storage;
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LONGLONG _llFileSize; // Size of the file
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//
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// Has access to system resources like impersonation cache, registry,
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// perfmon, etc.
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//
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CClientDaemonWorker * _pWorker;
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CStorageFilterObject * _pFilterObject;
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//
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// Remote impersonation context (if impersonated).
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//
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CImpersonateRemoteAccess * _pRemoteImpersonation;
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//
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// Is set to TRUE, if the file that we tried to open
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// had a sharing violation.
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//
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BOOL _fSharingViolation;
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//
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// Name of current file as funnyPath
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//
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CFunnyPath _funnyFileName;
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// second copy of the path that isn't funny for shell open
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// It must stay around in non-funny form for a long time
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LONGLONG _llAlign;
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WCHAR _awcPath[MAX_PATH + 1];
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};
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