lotuswordpro/source/filter/lwpobj.hxx

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  10  *  Sun Microsystems Inc., October, 2000
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  12  *  GNU Lesser General Public License Version 2.1
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  32  *  Sun Industry Standards Source License Version 1.1
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  35  *  Source License Version 1.1 (the "License"); You may not use this file
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  46  *  The Initial Developer of the Original Code is: IBM Corporation
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  48  *  Copyright: 2008 by IBM Corporation
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  52  *  Contributor(s): _______________________________________
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  55  ************************************************************************/
  56  /**
  57  * @file
  58  *  Base class of all Lwp VO objects
  59  */
  60
  61 #ifndef INCLUDED_LOTUSWORDPRO_SOURCE_FILTER_LWPOBJ_HXX
  62 #define INCLUDED_LOTUSWORDPRO_SOURCE_FILTER_LWPOBJ_HXX
  63
  64 #include <sal/config.h>
  65
  66 #include <stdexcept>
  67
  68 #include <salhelper/simplereferenceobject.hxx>
  69
  70 #include "lwpheader.hxx"
  71
  72 #include "lwpobjhdr.hxx"
  73 #include "lwpobjstrm.hxx"
  74 #include "xfilter/ixfstream.hxx"
  75 #include "xfilter/xfcontentcontainer.hxx"
  76
  77 class LwpFoundry;
  78 /**
  79  * @brief   Base class of all Lwp VO objects
  80 */
  81 class LwpObject: public salhelper::SimpleReferenceObject
  82 {
  83 public:
  84     LwpObject(LwpObjectHeader objHdr, LwpSvStream* pStrm);
  85 protected:
  86     virtual ~LwpObject();
  87     LwpObjectHeader m_ObjHdr;
  88     LwpObjectStream* m_pObjStrm;
  89     LwpFoundry* m_pFoundry;
  90     LwpSvStream* m_pStrm;
  91     bool m_bRegisteringStyle;
  92     bool m_bParsingStyle;
  93     bool m_bConvertingContent;
  94 protected:
  95     virtual void Read();
  96     virtual void RegisterStyle();
  97     virtual void Parse(IXFStream* pOutputStream);
  98     virtual void XFConvert(XFContentContainer* pCont);
  99 public:
 100     void QuickRead();
 101     //calls RegisterStyle but bails if DoRegisterStyle is called
 102     //on the same object recursively
 103     void DoRegisterStyle()
 104     {
 105         if (m_bRegisteringStyle)
 106             throw std::runtime_error("recursion in styles");
 107         m_bRegisteringStyle = true;
 108         RegisterStyle();
 109         m_bRegisteringStyle = false;
 110     }
 111     //calls Parse but bails if DoParse is called
 112     //on the same object recursively
 113     void DoParse(IXFStream* pOutputStream)
 114     {
 115         if (m_bParsingStyle)
 116             throw std::runtime_error("recursion in parsing");
 117         m_bParsingStyle = true;
 118         Parse(pOutputStream);
 119         m_bParsingStyle = false;
 120     }
 121     //calls XFConvert but bails if DoXFConvert is called
 122     //on the same object recursively
 123     void DoXFConvert(XFContentContainer* pCont)
 124     {
 125         if (m_bConvertingContent)
 126             throw std::runtime_error("recursion in parsing");
 127         m_bConvertingContent = true;
 128         XFConvert(pCont);
 129         m_bConvertingContent = false;
 130     }
 131
 132     LwpFoundry* GetFoundry(){return m_pFoundry;}
 133     void SetFoundry(LwpFoundry* pFoundry){m_pFoundry = pFoundry;}
 134     LwpObjectID& GetObjectID(){ return m_ObjHdr.GetID();}
 135     sal_uInt32 GetTag() { return m_ObjHdr.GetTag();}
 136 };
 137 #endif
 138
 139 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */