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56  /**
57  * @file
58  *  Base class of all Lwp VO objects
59  */
60 
61 #ifndef INCLUDED_LOTUSWORDPRO_INC_LWPOBJ_HXX
62 #define INCLUDED_LOTUSWORDPRO_INC_LWPOBJ_HXX
63 
64 #include <memory>
65 #include <sal/config.h>
66 
67 #include <stdexcept>
68 
69 #include <salhelper/simplereferenceobject.hxx>
70 
71 #include "lwpheader.hxx"
72 
73 #include "lwpobjhdr.hxx"
74 #include "lwpobjstrm.hxx"
75 #include "xfilter/ixfstream.hxx"
76 #include "xfilter/xfcontentcontainer.hxx"
77 
78 class LwpFoundry;
79 /**
80  * @brief   Base class of all Lwp VO objects
81 */
82 class LwpObject: public salhelper::SimpleReferenceObject
83 {
84 public:
85     LwpObject(LwpObjectHeader objHdr, LwpSvStream* pStrm);
86 protected:
87     virtual ~LwpObject() override;
88     LwpObjectHeader m_ObjHdr;
89     std::unique_ptr<LwpObjectStream> m_pObjStrm;
90     LwpFoundry* m_pFoundry;
91     LwpSvStream* m_pStrm;
92     bool m_bRegisteringStyle;
93     bool m_bParsingStyle;
94     bool m_bConvertingContent;
95 protected:
96     virtual void Read();
97     virtual void RegisterStyle();
98     virtual void Parse(IXFStream* pOutputStream);
99     virtual void XFConvert(XFContentContainer* pCont);
100 public:
101     void QuickRead();
102     //calls RegisterStyle but bails if DoRegisterStyle is called
103     //on the same object recursively
DoRegisterStyle()104     void DoRegisterStyle()
105     {
106         if (m_bRegisteringStyle)
107             throw std::runtime_error("recursion in styles");
108         m_bRegisteringStyle = true;
109         RegisterStyle();
110         m_bRegisteringStyle = false;
111     }
112     //calls Parse but bails if DoParse is called
113     //on the same object recursively
DoParse(IXFStream * pOutputStream)114     void DoParse(IXFStream* pOutputStream)
115     {
116         if (m_bParsingStyle)
117             throw std::runtime_error("recursion in parsing");
118         m_bParsingStyle = true;
119         Parse(pOutputStream);
120         m_bParsingStyle = false;
121     }
122     //calls XFConvert but bails if DoXFConvert is called
123     //on the same object recursively
DoXFConvert(XFContentContainer * pCont)124     void DoXFConvert(XFContentContainer* pCont)
125     {
126         if (m_bConvertingContent)
127             throw std::runtime_error("recursion in parsing");
128         m_bConvertingContent = true;
129         XFConvert(pCont);
130         m_bConvertingContent = false;
131     }
132 
GetFoundry()133     LwpFoundry* GetFoundry(){return m_pFoundry;}
SetFoundry(LwpFoundry * pFoundry)134     void SetFoundry(LwpFoundry* pFoundry){m_pFoundry = pFoundry;}
GetObjectID()135     LwpObjectID& GetObjectID(){ return m_ObjHdr.GetID();}
GetTag() const136     sal_uInt32 GetTag() const { return m_ObjHdr.GetTag();}
137 };
138 #endif
139 
140 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
141