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HTMLFILT.HXX
资源名称：MSDN_VC98.zip　[点击查看]
上传用户：bangxh
上传日期：2007-01-31
资源大小：42235k
文件大小：4k
源码类别：

Windows编程

开发平台：

Visual C++

HTMLFILT.HXX：源码内容
  1. //+---------------------------------------------------------------------------
  2. //
  3. //  Copyright (C) 1992 - 1997 Microsoft Corporation.
  4. //
  5. //  File:       htmlfilt.hxx
  6. //
  7. //  Contents:   Html filter
  8. //
  9. //  Classes:    HtmlIFilter
  10. //
  11. //----------------------------------------------------------------------------
  13. #ifndef __HTMLFILT_HXX__
  14. #define __HTMLFILT_HXX__
  16. #include <htmliflt.hxx>
  17. #include <bag.hxx>
  19. class CHtmlElement;
  20. class CFullPropSpec;
  23. //+---------------------------------------------------------------------------
  24. //
  25. //  Class:      CHtmlIFilter
  26. //
  27. //  Purpose:    Html Filter
  28. //
  29. //----------------------------------------------------------------------------
  31. class CHtmlIFilter: public CHtmlIFilterBase
  32. {
  34. public:
  35.     CHtmlIFilter();
  36.     ~CHtmlIFilter();
  38.     //
  39.     // Functions inherited from IFilter and IPersistFile
  40.     //
  41.     SCODE STDMETHODCALLTYPE Init( ULONG grfFlags,
  42.                                   ULONG cAttributes,
  43.                                   FULLPROPSPEC const * aAttributes,
  44.                                   ULONG * pFlags );
  46.     SCODE STDMETHODCALLTYPE GetChunk( STAT_CHUNK * pStat );
  48.     SCODE STDMETHODCALLTYPE GetText( ULONG * pcwcOutput,
  49.                                      WCHAR * awcBuffer );
  51.     SCODE STDMETHODCALLTYPE GetValue( VARIANT ** ppPropValue );
  53.     SCODE STDMETHODCALLTYPE BindRegion( FILTERREGION origPos,
  54.                                         REFIID riid,
  55.                                         void ** ppunk );
  57.     SCODE STDMETHODCALLTYPE GetClassID(CLSID * pClassID);
  59.     SCODE STDMETHODCALLTYPE IsDirty();
  61.     SCODE STDMETHODCALLTYPE Load(LPCWSTR pszFileName, DWORD dwMode);
  63.     SCODE STDMETHODCALLTYPE Save(LPCWSTR pszFileName, BOOL fRemember);
  65.     SCODE STDMETHODCALLTYPE SaveCompleted(LPCWSTR pszFileName);
  67.     SCODE STDMETHODCALLTYPE GetCurFile(LPWSTR * ppszFileName);
  69.     //
  70.     // Html specific functions
  71.     //
  72.     void            ChangeState( CHtmlElement *pHtmlElemNewState );
  73.     CHtmlElement *  QueryHtmlElement( HtmlTokenType eTokType );
  74.     CHtmlElement *  GetCurHtmlElement()           { return _pHtmlElement; }
  75.     BOOL            IsStopToken( CToken& token );
  76.     ULONG           GetNextChunkId();
  78.     BOOL            FFilterContent()               { return _fFilterContent; }
  80.     LCID            GetLocale()                    { return _locale; }
  81.     void            SetLocale( LCID locale )       { _locale = locale; }
  83. private:
  84.     BOOL            IsNonHtmlFile();
  86.     CHtmlElement *            _pHtmlElement;       // Current processing element
  87.     BOOL                      _fNonHtmlFile;       // IE workaround: Set to true
  88.                                                    //   if a non-html file
  89.                                                    //   such as .gif file has been
  90.                                                    //   asked to be filtered by html
  91.                                                    //   filter
  93.     BOOL                      _fFilterContent;     // Filter contents ?
  94.     BOOL                      _fFilterMetaTag;     // Filter meta tag ?
  95.     BOOL                      _fFilterScriptTag;   // Filter script tag ?
  97.     ULONG                     _cAttributes;        // Count of attributes
  98.     CFullPropSpec *           _pAttributes;        // Attributes to filter
  100.     WCHAR *                   _pwszFileName;       // File that has been loaded
  101.     ULONG                     _ulChunkID;          // Current chunk id
  102.     LCID                      _locale;             // Locale
  104.     CHtmlElementBag           _htmlElementBag;     // Bag of various Html elements
  105.     CSerialStream             _serialStream;       // Input Stream
  106. };
  108. #endif  //  __HTMLFILT_HXX__