dbaccess/source/ui/inc/charsets.hxx

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  30
  31 #ifndef _DBAUI_CHARSETS_HXX_
  32 #define _DBAUI_CHARSETS_HXX_
  33
  34 #ifndef _STRING_HXX
  35 #include <tools/string.hxx>
  36 #endif
  37 #ifndef _TOOLS_RC_HXX
  38 #include <tools/rc.hxx>
  39 #endif
  40 #ifndef _DBHELPER_DBCHARSET_HXX_
  41 #include <connectivity/dbcharset.hxx>
  42 #endif
  43 #ifndef _SVX_TXENCTAB_HXX
  44 #include <svx/txenctab.hxx>
  45 #endif
  46
  47 //.........................................................................
  48 namespace dbaui
  49 {
  50 //.........................................................................
  51
  52     //=========================================================================
  53     //= OCharsetDisplay
  54     //=========================================================================
  55     typedef ::dbtools::OCharsetMap OCharsetDisplay_Base;
  56     class OCharsetDisplay
  57             :protected OCharsetDisplay_Base
  58             ,protected SvxTextEncodingTable
  59     {
  60     protected:
  61         ::rtl::OUString m_aSystemDisplayName;
  62
  63     public:
  64         class ExtendedCharsetIterator;
  65         friend class OCharsetDisplay::ExtendedCharsetIterator;
  66
  67         typedef ExtendedCharsetIterator iterator;
  68         typedef ExtendedCharsetIterator const_iterator;
  69
  70         OCharsetDisplay();
  71
  72         // various find operations
  73         const_iterator findEncoding(const rtl_TextEncoding _eEncoding) const;
  74         const_iterator findIanaName(const ::rtl::OUString& _rIanaName) const;
  75         const_iterator findDisplayName(const ::rtl::OUString& _rDisplayName) const;
  76
  77         /// get access to the first element of the charset collection
  78         const_iterator  begin() const;
  79         /// get access to the (last + 1st) element of the charset collection
  80         const_iterator  end() const;
  81         // size of the map
  82         sal_Int32       size() const { return OCharsetDisplay_Base::size(); }
  83
  84     protected:
  85         virtual sal_Bool approveEncoding( const rtl_TextEncoding _eEncoding, const rtl_TextEncodingInfo& _rInfo ) const;
  86
  87     private:
  88         using OCharsetDisplay_Base::find;
  89     };
  90
  91     //-------------------------------------------------------------------------
  92     //- CharsetDisplayDerefHelper
  93     //-------------------------------------------------------------------------
  94     typedef ::dbtools::CharsetIteratorDerefHelper CharsetDisplayDerefHelper_Base;
  95     class CharsetDisplayDerefHelper : protected CharsetDisplayDerefHelper_Base
  96     {
  97         friend class OCharsetDisplay::ExtendedCharsetIterator;
  98
  99         ::rtl::OUString                                                 m_sDisplayName;
 100
 101     public:
 102         CharsetDisplayDerefHelper(const CharsetDisplayDerefHelper& _rSource);
 103
 104         rtl_TextEncoding        getEncoding() const                     { return CharsetDisplayDerefHelper_Base::getEncoding(); }
 105         ::rtl::OUString         getIanaName() const                     { return CharsetDisplayDerefHelper_Base::getIanaName(); }
 106         ::rtl::OUString         getDisplayName() const          { return m_sDisplayName; }
 107
 108     protected:
 109         CharsetDisplayDerefHelper(const ::dbtools::CharsetIteratorDerefHelper& _rBase, const ::rtl::OUString& _rDisplayName);
 110     };
 111
 112     //-------------------------------------------------------------------------
 113     //- OCharsetDisplay::ExtendedCharsetIterator
 114     //-------------------------------------------------------------------------
 115     class OCharsetDisplay::ExtendedCharsetIterator
 116     {
 117         friend class OCharsetDisplay;
 118
 119         friend bool operator==(const ExtendedCharsetIterator& lhs, const ExtendedCharsetIterator& rhs);
 120         friend bool operator!=(const ExtendedCharsetIterator& lhs, const ExtendedCharsetIterator& rhs) { return !(lhs == rhs); }
 121
 122         typedef ::dbtools::OCharsetMap          container;
 123         typedef container::CharsetIterator      base_iterator;
 124
 125     protected:
 126         const OCharsetDisplay*          m_pContainer;
 127         base_iterator                           m_aPosition;
 128
 129     public:
 130         ExtendedCharsetIterator(const ExtendedCharsetIterator& _rSource);
 131
 132         CharsetDisplayDerefHelper operator*() const;
 133
 134         /// prefix increment
 135         const ExtendedCharsetIterator&  operator++();
 136         /// postfix increment
 137         const ExtendedCharsetIterator   operator++(int) { ExtendedCharsetIterator hold(*this); ++*this; return hold; }
 138
 139         /// prefix decrement
 140         const ExtendedCharsetIterator&  operator--();
 141         /// postfix decrement
 142         const ExtendedCharsetIterator   operator--(int) { ExtendedCharsetIterator hold(*this); --*this; return hold; }
 143
 144     protected:
 145         ExtendedCharsetIterator( const OCharsetDisplay* _pContainer, const base_iterator& _rPosition );
 146     };
 147
 148 //.........................................................................
 149 }       // namespace dbaui
 150 //.........................................................................
 151
 152 #endif // _DBAUI_CHARSETS_HXX_
 153