lotuswordpro/inc/lwpobj.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*************************************************************************
   3  *
   4  *  The Contents of this file are made available subject to the terms of
   5  *  either of the following licenses
   6  *
   7  *         - GNU Lesser General Public License Version 2.1
   8  *         - Sun Industry Standards Source License Version 1.1
   9  *
  10  *  Sun Microsystems Inc., October, 2000
  11  *
  12  *  GNU Lesser General Public License Version 2.1
  13  *  =============================================
  14  *  Copyright 2000 by Sun Microsystems, Inc.
  15  *  901 San Antonio Road, Palo Alto, CA 94303, USA
  16  *
  17  *  This library is free software; you can redistribute it and/or
  18  *  modify it under the terms of the GNU Lesser General Public
  19  *  License version 2.1, as published by the Free Software Foundation.
  20  *
  21  *  This library is distributed in the hope that it will be useful,
  22  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  23  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  24  *  Lesser General Public License for more details.
  25  *
  26  *  You should have received a copy of the GNU Lesser General Public
  27  *  License along with this library; if not, write to the Free Software
  28  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  29  *  MA  02111-1307  USA
  30  *
  31  *
  32  *  Sun Industry Standards Source License Version 1.1
  33  *  =================================================
  34  *  The contents of this file are subject to the Sun Industry Standards
  35  *  Source License Version 1.1 (the "License"); You may not use this file
  36  *  except in compliance with the License. You may obtain a copy of the
  37  *  License at http://www.openoffice.org/license.html.
  38  *
  39  *  Software provided under this License is provided on an "AS IS" basis,
  40  *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
  41  *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
  42  *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
  43  *  See the License for the specific provisions governing your rights and
  44  *  obligations concerning the Software.
  45  *
  46  *  The Initial Developer of the Original Code is: IBM Corporation
  47  *
  48  *  Copyright: 2008 by IBM Corporation
  49  *
  50  *  All Rights Reserved.
  51  *
  52  *  Contributor(s): _______________________________________
  53  *
  54  *
  55  ************************************************************************/
  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
 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
 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
 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
 133     LwpFoundry* GetFoundry(){return m_pFoundry;}
 134     void SetFoundry(LwpFoundry* pFoundry){m_pFoundry = pFoundry;}
 135     LwpObjectID& GetObjectID(){ return m_ObjHdr.GetID();}
 136     sal_uInt32 GetTag() { return m_ObjHdr.GetTag();}
 137 };
 138 #endif
 139
 140 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */