xmloff/source/forms/attriblistmerge.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 "attriblistmerge.hxx"
  21
  22 #include <osl/diagnose.h>
  23
  24 namespace xmloff
  25 {
  26
  27     using namespace ::com::sun::star::uno;
  28     using namespace ::com::sun::star;
  29
  30     //= OAttribListMerger
  31     void OAttribListMerger::addList(const Reference< xml::sax::XAttributeList >& _rxList)
  32     {
  33         OSL_ENSURE(_rxList.is(), "OAttribListMerger::addList: invalid list!");
  34         if (_rxList.is())
  35             m_aLists.push_back(_rxList);
  36     }
  37
  38     bool OAttribListMerger::seekToIndex(sal_Int16 _nGlobalIndex, Reference< xml::sax::XAttributeList >& _rSubList, sal_Int16& _rLocalIndex)
  39     {
  40         sal_Int16 nLeftOver = _nGlobalIndex;
  41         AttributeListArray::const_iterator aLookupSublist = m_aLists.begin();
  42
  43         for ( ; (aLookupSublist != m_aLists.end()) && (nLeftOver >= (*aLookupSublist)->getLength());
  44                 ++aLookupSublist
  45             )
  46             nLeftOver = nLeftOver - (*aLookupSublist)->getLength();
  47
  48         if (aLookupSublist == m_aLists.end())
  49         {
  50             OSL_FAIL("OAttribListMerger::seekToIndex: invalid index!");
  51             return false;
  52         }
  53         _rSubList = *aLookupSublist;
  54         _rLocalIndex = nLeftOver;
  55         return true;
  56     }
  57
  58     bool OAttribListMerger::seekToName(const OUString& _rName, Reference< xml::sax::XAttributeList >& _rSubList, sal_Int16& _rLocalIndex)
  59     {
  60         for (   AttributeListArray::const_iterator aLookupSublist = m_aLists.begin();
  61                 aLookupSublist != m_aLists.end();
  62                 ++aLookupSublist
  63             )
  64             for (sal_Int16 i=0; i<(*aLookupSublist)->getLength(); ++i)
  65                 if ((*aLookupSublist)->getNameByIndex(i) == _rName)
  66                 {
  67                     _rSubList = *aLookupSublist;
  68                     _rLocalIndex = i;
  69                     return true;
  70                 }
  71
  72         OSL_FAIL("OAttribListMerger::seekToName: did not find the name!");
  73         return false;
  74     }
  75
  76     sal_Int16 SAL_CALL OAttribListMerger::getLength(  ) throw(RuntimeException, std::exception)
  77     {
  78         sal_Int16 nCount = 0;
  79         for (   AttributeListArray::const_iterator aAccumulate = m_aLists.begin();
  80                 aAccumulate != m_aLists.end();
  81                 ++aAccumulate
  82             )
  83             nCount = nCount + (*aAccumulate)->getLength();
  84         return nCount;
  85     }
  86
  87     OUString SAL_CALL OAttribListMerger::getNameByIndex( sal_Int16 i ) throw(RuntimeException, std::exception)
  88     {
  89         Reference< xml::sax::XAttributeList > xSubList;
  90         sal_Int16 nLocalIndex;
  91
  92         if (!seekToIndex(i, xSubList, nLocalIndex))
  93             return OUString();
  94
  95         return xSubList->getNameByIndex(nLocalIndex);
  96     }
  97
  98     OUString SAL_CALL OAttribListMerger::getTypeByIndex( sal_Int16 i ) throw(RuntimeException, std::exception)
  99     {
 100         Reference< xml::sax::XAttributeList > xSubList;
 101         sal_Int16 nLocalIndex;
 102
 103         if (!seekToIndex(i, xSubList, nLocalIndex))
 104             return OUString();
 105
 106         return xSubList->getTypeByIndex(nLocalIndex);
 107     }
 108
 109     OUString SAL_CALL OAttribListMerger::getTypeByName( const OUString& _rName ) throw(RuntimeException, std::exception)
 110     {
 111         Reference< xml::sax::XAttributeList > xSubList;
 112         sal_Int16 nLocalIndex;
 113
 114         if (!seekToName(_rName, xSubList, nLocalIndex))
 115             return OUString();
 116
 117         // though we're in getTypeByName here, we reroute this to the getTypeByIndex of the sub list,
 118         // assuming that this is faster
 119         return xSubList->getTypeByIndex(nLocalIndex);
 120     }
 121
 122     OUString SAL_CALL OAttribListMerger::getValueByIndex( sal_Int16 i ) throw(RuntimeException, std::exception)
 123     {
 124         Reference< xml::sax::XAttributeList > xSubList;
 125         sal_Int16 nLocalIndex;
 126
 127         if (!seekToIndex(i, xSubList, nLocalIndex))
 128             return OUString();
 129
 130         return xSubList->getValueByIndex(nLocalIndex);
 131     }
 132
 133     OUString SAL_CALL OAttribListMerger::getValueByName( const OUString& _rName ) throw(RuntimeException, std::exception)
 134     {
 135         Reference< xml::sax::XAttributeList > xSubList;
 136         sal_Int16 nLocalIndex;
 137
 138         if (!seekToName(_rName, xSubList, nLocalIndex))
 139             return OUString();
 140
 141         // though we're in getValueByName here, we reroute this to the getValueByIndex of the sub list,
 142         // assuming that this is faster
 143         return xSubList->getValueByIndex(nLocalIndex);
 144     }
 145
 146 }   // namespace xmloff
 147
 148 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */