dbaccess/source/ui/misc/charsets.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 "charsets.hxx"
  21 #include <osl/diagnose.h>
  22 #include "dbu_misc.hrc"
  23 #include <rtl/tencinfo.h>
  24 #include <tools/rcid.h>
  25 #include "moduledbu.hxx"
  26
  27 namespace dbaui
  28 {
  29     using namespace ::dbtools;
  30
  31     // OCharsetDisplay
  32     OCharsetDisplay::OCharsetDisplay()
  33         :OCharsetMap()
  34         ,SvxTextEncodingTable()
  35         , m_aSystemDisplayName(ModuleRes( STR_RSC_CHARSETS ))
  36     {
  37     }
  38
  39     bool OCharsetDisplay::approveEncoding( const rtl_TextEncoding _eEncoding, const rtl_TextEncodingInfo& _rInfo ) const
  40     {
  41         if ( !OCharsetMap::approveEncoding( _eEncoding, _rInfo ) )
  42             return false;
  43
  44         if ( RTL_TEXTENCODING_DONTKNOW == _eEncoding )
  45             return true;
  46
  47         return !GetTextString(_eEncoding).isEmpty();
  48     }
  49
  50     OCharsetDisplay::const_iterator OCharsetDisplay::begin() const
  51     {
  52         return const_iterator( this, OCharsetMap::begin() );
  53     }
  54
  55     OCharsetDisplay::const_iterator OCharsetDisplay::end() const
  56     {
  57         return const_iterator( this, OCharsetMap::end() );
  58     }
  59
  60     OCharsetDisplay::const_iterator OCharsetDisplay::findEncoding(const rtl_TextEncoding _eEncoding) const
  61     {
  62         OCharsetMap::const_iterator aBaseIter = OCharsetMap::find(_eEncoding);
  63         return const_iterator( this, aBaseIter );
  64     }
  65
  66     OCharsetDisplay::const_iterator OCharsetDisplay::findIanaName(const OUString& _rIanaName) const
  67     {
  68         OCharsetMap::const_iterator aBaseIter = OCharsetMap::find(_rIanaName, OCharsetMap::IANA());
  69         return const_iterator( this, aBaseIter );
  70     }
  71
  72     OCharsetDisplay::const_iterator OCharsetDisplay::findDisplayName(const OUString& _rDisplayName) const
  73     {
  74         rtl_TextEncoding eEncoding = RTL_TEXTENCODING_DONTKNOW;
  75         if ( _rDisplayName != m_aSystemDisplayName )
  76         {
  77             eEncoding = GetTextEncoding( _rDisplayName );
  78             OSL_ENSURE( RTL_TEXTENCODING_DONTKNOW != eEncoding,
  79                 "OCharsetDisplay::find: non-empty display name, but DONTKNOW!" );
  80         }
  81         return const_iterator( this, OCharsetMap::find( eEncoding ) );
  82     }
  83
  84     // CharsetDisplayDerefHelper
  85     CharsetDisplayDerefHelper::CharsetDisplayDerefHelper(const CharsetDisplayDerefHelper& _rSource)
  86         :CharsetDisplayDerefHelper_Base(_rSource)
  87         ,m_sDisplayName(_rSource.m_sDisplayName)
  88     {
  89     }
  90
  91     CharsetDisplayDerefHelper::CharsetDisplayDerefHelper(const CharsetDisplayDerefHelper_Base& _rBase, const OUString& _rDisplayName)
  92         :CharsetDisplayDerefHelper_Base(_rBase)
  93         ,m_sDisplayName(_rDisplayName)
  94     {
  95         OSL_ENSURE( !m_sDisplayName.isEmpty(), "CharsetDisplayDerefHelper::CharsetDisplayDerefHelper: invalid display name!" );
  96     }
  97
  98     // OCharsetDisplay::ExtendedCharsetIterator
  99     OCharsetDisplay::ExtendedCharsetIterator::ExtendedCharsetIterator( const OCharsetDisplay* _pContainer, const base_iterator& _rPosition )
 100         :m_pContainer(_pContainer)
 101         ,m_aPosition(_rPosition)
 102     {
 103         OSL_ENSURE(m_pContainer, "OCharsetDisplay::ExtendedCharsetIterator::ExtendedCharsetIterator : invalid container!");
 104     }
 105
 106     OCharsetDisplay::ExtendedCharsetIterator::ExtendedCharsetIterator(const ExtendedCharsetIterator& _rSource)
 107         :m_pContainer( _rSource.m_pContainer )
 108         ,m_aPosition( _rSource.m_aPosition )
 109     {
 110     }
 111
 112     CharsetDisplayDerefHelper OCharsetDisplay::ExtendedCharsetIterator::operator*() const
 113     {
 114         OSL_ENSURE( m_aPosition != m_pContainer->OCharsetDisplay_Base::end(), "OCharsetDisplay::ExtendedCharsetIterator::operator* : invalid position!");
 115
 116         rtl_TextEncoding eEncoding = (*m_aPosition).getEncoding();
 117         return CharsetDisplayDerefHelper(
 118             *m_aPosition,
 119             RTL_TEXTENCODING_DONTKNOW == eEncoding ? m_pContainer->m_aSystemDisplayName : m_pContainer->GetTextString( eEncoding )
 120         );
 121     }
 122
 123     const OCharsetDisplay::ExtendedCharsetIterator& OCharsetDisplay::ExtendedCharsetIterator::operator++()
 124     {
 125         OSL_ENSURE( m_aPosition != m_pContainer->OCharsetDisplay_Base::end(), "OCharsetDisplay::ExtendedCharsetIterator::operator++ : invalid position!");
 126         if ( m_aPosition != m_pContainer->OCharsetDisplay_Base::end() )
 127             ++m_aPosition;
 128         return *this;
 129     }
 130
 131     const OCharsetDisplay::ExtendedCharsetIterator& OCharsetDisplay::ExtendedCharsetIterator::operator--()
 132     {
 133         OSL_ENSURE( m_aPosition != m_pContainer->OCharsetDisplay_Base::begin(), "OCharsetDisplay::ExtendedCharsetIterator::operator-- : invalid position!");
 134         if ( m_aPosition != m_pContainer->OCharsetDisplay_Base::begin() )
 135             --m_aPosition;
 136         return *this;
 137     }
 138
 139     bool operator==(const OCharsetDisplay::ExtendedCharsetIterator& lhs, const OCharsetDisplay::ExtendedCharsetIterator& rhs)
 140     {
 141         return (lhs.m_pContainer == rhs.m_pContainer) && (lhs.m_aPosition == rhs.m_aPosition);
 142     }
 143
 144 }   // namespace dbaui
 145
 146 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */