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51 lines
1.6 KiB
51 lines
1.6 KiB
#ifndef _DOCFILE_H
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#define _DOCFILE_H
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class CDocFileThumb : public IExtractImage,
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public IPersistFile,
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public CComObjectRoot,
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public CComCoClass< CDocFileThumb,&CLSID_DocfileThumbnailHandler >
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{
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public:
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CDocFileThumb();
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~CDocFileThumb();
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BEGIN_COM_MAP( CDocFileThumb )
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COM_INTERFACE_ENTRY( IExtractImage )
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COM_INTERFACE_ENTRY( IPersistFile )
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END_COM_MAP( )
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DECLARE_REGISTRY( CDocFileThumb,
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_T("Shell.ThumbnailExtract.Docfile.1"),
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_T("Shell.ThumbnailExtract.DocFile.1"),
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IDS_DOCTHUMBEXTRACT_DESC,
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THREADFLAGS_APARTMENT);
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DECLARE_NOT_AGGREGATABLE( CDocFileThumb );
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// IExtractThumbnail
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STDMETHOD (GetLocation) ( LPWSTR pszPathBuffer,
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DWORD cch,
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DWORD * pdwPriority,
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const SIZE * prgSize,
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DWORD dwRecClrDepth,
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DWORD *pdwFlags );
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STDMETHOD (Extract)( HBITMAP * phBmpThumbnail);
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// IPersistFile
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STDMETHOD (GetClassID)(CLSID * pCLSID );
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STDMETHOD (IsDirty)(void);
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STDMETHOD (Load)(LPCOLESTR pszFileName, DWORD dwMode);
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STDMETHOD (Save)(LPCOLESTR pszFileName, BOOL fRemember);
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STDMETHOD (SaveCompleted)(LPCOLESTR pszFileName);
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STDMETHOD (GetCurFile)(LPOLESTR * ppszFileName);
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protected:
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LPWSTR m_pszPath;
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SIZE m_rgSize;
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DWORD m_dwRecClrDepth;
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BITBOOL m_fOrigSize : 1;
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};
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#endif
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