Line data    Source code

       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             : // prevent internal compiler error with MSVC6SP3
      21             : #include <utility>
      22             : 
      23             : #include <cppuhelper/supportsservice.hxx>
      24             : #include <chaptercollator.hxx>
      25             : #include <com/sun/star/i18n/KCharacterType.hpp>
      26             : #include <com/sun/star/i18n/ParseResult.hpp>
      27             : #include <com/sun/star/i18n/CharacterClassification.hpp>
      28             : 
      29             : using namespace ::com::sun::star::lang;
      30             : using namespace ::com::sun::star::uno;
      31             : using namespace ::com::sun::star::i18n;
      32             : using namespace ::rtl;
      33             : 
      34           0 : ChapterCollator::ChapterCollator( const Reference < XComponentContext >& rxContext ) : CollatorImpl(rxContext)
      35             : {
      36           0 :     cclass = CharacterClassification::create( rxContext );
      37           0 : }
      38             : 
      39           0 : ChapterCollator::~ChapterCollator()
      40             : {
      41           0 : }
      42             : 
      43             : sal_Int32 SAL_CALL
      44           0 : ChapterCollator::compareString( const OUString& s1, const OUString& s2) throw(RuntimeException, std::exception)
      45             : {
      46           0 :     return compareSubstring(s1, 0, s1.getLength(),  s2, 0, s2.getLength());
      47             : }
      48             : 
      49             : #define DIGIT KCharacterType::DIGIT
      50             : 
      51             : sal_Int32 SAL_CALL
      52           0 : ChapterCollator::compareSubstring( const OUString& str1, sal_Int32 off1, sal_Int32 len1,
      53             :     const OUString& str2, sal_Int32 off2, sal_Int32 len2) throw(RuntimeException, std::exception)
      54             : {
      55           0 :     if( len1 <= 1 || len2 <= 1 || ! cclass.is() )
      56           0 :         return CollatorImpl::compareSubstring( str1, off1,  len1, str2, off2, len2 );
      57             : 
      58             :     sal_Int32 i1, i2;
      59           0 :     for (i1 = len1; i1 && (cclass->getCharacterType(str1, off1+i1-1, nLocale) & DIGIT); i1--) ;
      60           0 :     for (i2 = len2; i2 && (cclass->getCharacterType(str2, off2+i2-1, nLocale) & DIGIT); i2--) ;
      61             : 
      62           0 :     sal_Int32 ans = CollatorImpl::compareSubstring(str1, off1, i1, str2, off2, i2);
      63           0 :     if( ans != 0 )
      64           0 :         return ans;
      65             : 
      66           0 :     const OUString aAddAllowed("?");
      67           0 :     ParseResult res1, res2;
      68             :     // since parseAnyToken does not take length as parameter, we have to copy
      69             :     // it to a temp. string.
      70           0 :     OUString s1 = str1.copy(off1+i1, len1-i1), s2 = str2.copy(off2+i2, len2-i2);
      71           0 :     res1 = cclass->parseAnyToken( s1, 0, nLocale, DIGIT, aAddAllowed, DIGIT, aAddAllowed );
      72           0 :     res2 = cclass->parseAnyToken( s2, 0, nLocale, DIGIT, aAddAllowed, DIGIT, aAddAllowed );
      73             : 
      74           0 :     return res1.Value == res2.Value ? 0 : res1.Value > res2.Value ? 1 : -1;
      75             : }
      76             : 
      77             : const sal_Char *cChapCollator = "com.sun.star.i18n.ChapterCollator";
      78             : 
      79             : OUString SAL_CALL
      80           0 : ChapterCollator::getImplementationName() throw( RuntimeException, std::exception )
      81             : {
      82           0 :     return OUString::createFromAscii(cChapCollator);
      83             : }
      84             : 
      85             : sal_Bool SAL_CALL
      86           0 : ChapterCollator::supportsService(const OUString& rServiceName) throw( RuntimeException, std::exception )
      87             : {
      88           0 :     return cppu::supportsService(this, rServiceName);
      89             : }
      90             : 
      91             : Sequence< OUString > SAL_CALL
      92           0 : ChapterCollator::getSupportedServiceNames() throw( RuntimeException, std::exception )
      93             : {
      94           0 :     Sequence< OUString > aRet(1);
      95           0 :     aRet[0] = OUString::createFromAscii(cChapCollator);
      96           0 :     return aRet;
      97             : }
      98             : 
      99             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */