sc/source/filter/oox/commentsfragment.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <commentsfragment.hxx>
  21
  22 #include <biffhelper.hxx>
  23 #include <richstringcontext.hxx>
  24 #include <oox/token/namespaces.hxx>
  25
  26 namespace oox {
  27 namespace xls {
  28
  29 using namespace ::oox::core;
  30
  31 CommentsFragment::CommentsFragment( const WorksheetHelper& rHelper, const OUString& rFragmentPath ) :
  32     WorksheetFragmentBase( rHelper, rFragmentPath )
  33 {
  34 }
  35
  36 ContextHandlerRef CommentsFragment::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
  37 {
  38     switch( getCurrentElement() )
  39     {
  40         case XML_ROOT_CONTEXT:
  41             if( nElement == XLS_TOKEN( comments ) ) return this;
  42         break;
  43         case XLS_TOKEN( comments ):
  44             if( nElement == XLS_TOKEN( authors ) ) return this;
  45             if( nElement == XLS_TOKEN( commentList ) ) return this;
  46         break;
  47         case XLS_TOKEN( authors ):
  48             if( nElement == XLS_TOKEN( author ) ) return this;  // collect author in onCharacters()
  49         break;
  50         case XLS_TOKEN( commentList ):
  51             if( nElement == XLS_TOKEN( comment ) ) { importComment( rAttribs ); return this; }
  52         break;
  53         case XLS_TOKEN( commentPr ):
  54             if( nElement == XLS_TOKEN( anchor ) )
  55                 return this;
  56             break;
  57         case XLS_TOKEN( anchor ):
  58             if( nElement == XDR_TOKEN( from ) || nElement == XDR_TOKEN( to ) )
  59                 return this;
  60             break;
  61         case XDR_TOKEN( from ):
  62         case XDR_TOKEN( to ):
  63             return this;
  64         case XLS_TOKEN( comment ):
  65             if( (nElement == XLS_TOKEN( text )) && mxComment.get() )
  66                 return new RichStringContext( *this, mxComment->createText() );
  67             if( nElement == XLS_TOKEN( commentPr ) ) { mxComment->importCommentPr( rAttribs ); return this; }
  68         break;
  69     }
  70     return nullptr;
  71 }
  72
  73 void CommentsFragment::onCharacters( const OUString& rChars )
  74 {
  75     if( isCurrentElement( XLS_TOKEN( author ) ) )
  76         getComments().appendAuthor( rChars );
  77 }
  78
  79 void CommentsFragment::onEndElement()
  80 {
  81     if( isCurrentElement( XLS_TOKEN( comment ) ) )
  82         mxComment.reset();
  83 }
  84
  85 ContextHandlerRef CommentsFragment::onCreateRecordContext( sal_Int32 nRecId, SequenceInputStream& rStrm )
  86 {
  87     switch( getCurrentElement() )
  88     {
  89         case XML_ROOT_CONTEXT:
  90             if( nRecId == BIFF12_ID_COMMENTS ) return this;
  91         break;
  92         case BIFF12_ID_COMMENTS:
  93             if( nRecId == BIFF12_ID_COMMENTAUTHORS ) return this;
  94             if( nRecId == BIFF12_ID_COMMENTLIST ) return this;
  95         break;
  96         case BIFF12_ID_COMMENTAUTHORS:
  97             if( nRecId == BIFF12_ID_COMMENTAUTHOR ) getComments().appendAuthor( BiffHelper::readString( rStrm ) );
  98         break;
  99         case BIFF12_ID_COMMENTLIST:
 100             if( nRecId == BIFF12_ID_COMMENT ) { importComment( rStrm ); return this; }
 101         break;
 102         case BIFF12_ID_COMMENT:
 103             if( (nRecId == BIFF12_ID_COMMENTTEXT) && mxComment.get() )
 104                 mxComment->createText()->importString( rStrm, true );
 105         break;
 106     }
 107     return nullptr;
 108 }
 109
 110 void CommentsFragment::onEndRecord()
 111 {
 112     if( isCurrentElement( BIFF12_ID_COMMENT ) )
 113         mxComment.reset();
 114 }
 115
 116 const RecordInfo* CommentsFragment::getRecordInfos() const
 117 {
 118     static const RecordInfo spRecInfos[] =
 119     {
 120         { BIFF12_ID_COMMENT,        BIFF12_ID_COMMENT + 1           },
 121         { BIFF12_ID_COMMENTAUTHORS, BIFF12_ID_COMMENTAUTHORS + 1    },
 122         { BIFF12_ID_COMMENTLIST,    BIFF12_ID_COMMENTLIST + 1       },
 123         { BIFF12_ID_COMMENTS,       BIFF12_ID_COMMENTS + 1          },
 124         { -1,                       -1                              }
 125     };
 126     return spRecInfos;
 127 }
 128
 129 // private --------------------------------------------------------------------
 130
 131 void CommentsFragment::importComment( const AttributeList& rAttribs )
 132 {
 133     mxComment = getComments().createComment();
 134     mxComment->importComment( rAttribs );
 135 }
 136
 137 void CommentsFragment::importComment( SequenceInputStream& rStrm )
 138 {
 139     mxComment = getComments().createComment();
 140     mxComment->importComment( rStrm );
 141 }
 142
 143 } // namespace xls
 144 } // namespace oox
 145
 146 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */