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 //.........................................................................
  23 namespace xmloff
  24 {
  25 //.........................................................................
  26
  27     using namespace ::com::sun::star::uno;
  28     using namespace ::com::sun::star;
  29
  30     //=====================================================================
  31     //= OAttribListMerger
  32     //=====================================================================
  33     //---------------------------------------------------------------------
  34     void OAttribListMerger::addList(const Reference< xml::sax::XAttributeList >& _rxList)
  35     {
  36         OSL_ENSURE(_rxList.is(), "OAttribListMerger::addList: invalid list!");
  37         if (_rxList.is())
  38             m_aLists.push_back(_rxList);
  39     }
  40
  41     //---------------------------------------------------------------------
  42     sal_Bool OAttribListMerger::seekToIndex(sal_Int16 _nGlobalIndex, Reference< xml::sax::XAttributeList >& _rSubList, sal_Int16& _rLocalIndex)
  43     {
  44         sal_Int16 nLeftOver = _nGlobalIndex;
  45         ConstAttributeListArrayIterator aLookupSublist = m_aLists.begin();
  46
  47         for ( ; (aLookupSublist != m_aLists.end()) && (nLeftOver >= (*aLookupSublist)->getLength());
  48                 ++aLookupSublist
  49             )
  50             nLeftOver = nLeftOver - (*aLookupSublist)->getLength();
  51
  52         if (aLookupSublist == m_aLists.end())
  53         {
  54             OSL_FAIL("OAttribListMerger::seekToIndex: invalid index!");
  55             return sal_False;
  56         }
  57         _rSubList = *aLookupSublist;
  58         _rLocalIndex = nLeftOver;
  59         return sal_True;
  60     }
  61
  62     //---------------------------------------------------------------------
  63     sal_Bool OAttribListMerger::seekToName(const OUString& _rName, Reference< xml::sax::XAttributeList >& _rSubList, sal_Int16& _rLocalIndex)
  64     {
  65         for (   ConstAttributeListArrayIterator aLookupSublist = m_aLists.begin();
  66                 aLookupSublist != m_aLists.end();
  67                 ++aLookupSublist
  68             )
  69             for (sal_Int16 i=0; i<(*aLookupSublist)->getLength(); ++i)
  70                 if ((*aLookupSublist)->getNameByIndex(i) == _rName)
  71                 {
  72                     _rSubList = *aLookupSublist;
  73                     _rLocalIndex = i;
  74                     return sal_True;
  75                 }
  76
  77         OSL_FAIL("OAttribListMerger::seekToName: did not find the name!");
  78         return sal_False;
  79     }
  80
  81     //---------------------------------------------------------------------
  82     sal_Int16 SAL_CALL OAttribListMerger::getLength(  ) throw(RuntimeException)
  83     {
  84         sal_Int16 nCount = 0;
  85         for (   ConstAttributeListArrayIterator aAccumulate = m_aLists.begin();
  86                 aAccumulate != m_aLists.end();
  87                 ++aAccumulate
  88             )
  89             nCount = nCount + (*aAccumulate)->getLength();
  90         return nCount;
  91     }
  92
  93     //---------------------------------------------------------------------
  94     OUString SAL_CALL OAttribListMerger::getNameByIndex( sal_Int16 i ) throw(RuntimeException)
  95     {
  96         Reference< xml::sax::XAttributeList > xSubList;
  97         sal_Int16 nLocalIndex;
  98
  99         if (!seekToIndex(i, xSubList, nLocalIndex))
 100             return OUString();
 101
 102         return xSubList->getNameByIndex(nLocalIndex);
 103     }
 104
 105     //---------------------------------------------------------------------
 106     OUString SAL_CALL OAttribListMerger::getTypeByIndex( sal_Int16 i ) throw(RuntimeException)
 107     {
 108         Reference< xml::sax::XAttributeList > xSubList;
 109         sal_Int16 nLocalIndex;
 110
 111         if (!seekToIndex(i, xSubList, nLocalIndex))
 112             return OUString();
 113
 114         return xSubList->getTypeByIndex(nLocalIndex);
 115     }
 116
 117     //---------------------------------------------------------------------
 118     OUString SAL_CALL OAttribListMerger::getTypeByName( const OUString& _rName ) throw(RuntimeException)
 119     {
 120         Reference< xml::sax::XAttributeList > xSubList;
 121         sal_Int16 nLocalIndex;
 122
 123         if (!seekToName(_rName, xSubList, nLocalIndex))
 124             return OUString();
 125
 126         // though we're in getTypeByName here, we reroute this to the getTypeByIndex of the sub list,
 127         // assuming that this is faster
 128         return xSubList->getTypeByIndex(nLocalIndex);
 129     }
 130
 131     //---------------------------------------------------------------------
 132     OUString SAL_CALL OAttribListMerger::getValueByIndex( sal_Int16 i ) throw(RuntimeException)
 133     {
 134         Reference< xml::sax::XAttributeList > xSubList;
 135         sal_Int16 nLocalIndex;
 136
 137         if (!seekToIndex(i, xSubList, nLocalIndex))
 138             return OUString();
 139
 140         return xSubList->getValueByIndex(nLocalIndex);
 141     }
 142
 143     //---------------------------------------------------------------------
 144     OUString SAL_CALL OAttribListMerger::getValueByName( const OUString& _rName ) throw(RuntimeException)
 145     {
 146         Reference< xml::sax::XAttributeList > xSubList;
 147         sal_Int16 nLocalIndex;
 148
 149         if (!seekToName(_rName, xSubList, nLocalIndex))
 150             return OUString();
 151
 152         // though we're in getValueByName here, we reroute this to the getValueByIndex of the sub list,
 153         // assuming that this is faster
 154         return xSubList->getValueByIndex(nLocalIndex);
 155     }
 156
 157 //.........................................................................
 158 }   // namespace xmloff
 159 //.........................................................................
 160
 161 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */