xref: /aoo41x/main/dbaccess/source/ui/inc/charsets.hxx (revision cdf0e10c)
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27 
28 #ifndef _DBAUI_CHARSETS_HXX_
29 #define _DBAUI_CHARSETS_HXX_
30 
31 #ifndef _STRING_HXX
32 #include <tools/string.hxx>
33 #endif
34 #ifndef _TOOLS_RC_HXX
35 #include <tools/rc.hxx>
36 #endif
37 #ifndef _DBHELPER_DBCHARSET_HXX_
38 #include <connectivity/dbcharset.hxx>
39 #endif
40 #ifndef _SVX_TXENCTAB_HXX
41 #include <svx/txenctab.hxx>
42 #endif
43 
44 //.........................................................................
45 namespace dbaui
46 {
47 //.........................................................................
48 
49 	//=========================================================================
50 	//= OCharsetDisplay
51 	//=========================================================================
52 	typedef ::dbtools::OCharsetMap OCharsetDisplay_Base;
53 	class OCharsetDisplay
54 			:protected OCharsetDisplay_Base
55 			,protected SvxTextEncodingTable
56 	{
57 	protected:
58 		::rtl::OUString	m_aSystemDisplayName;
59 
60 	public:
61 		class ExtendedCharsetIterator;
62 		friend class OCharsetDisplay::ExtendedCharsetIterator;
63 
64 		typedef ExtendedCharsetIterator iterator;
65 		typedef ExtendedCharsetIterator const_iterator;
66 
67 		OCharsetDisplay();
68 
69 		// various find operations
70 		const_iterator findEncoding(const rtl_TextEncoding _eEncoding) const;
71 		const_iterator findIanaName(const ::rtl::OUString& _rIanaName) const;
72 		const_iterator findDisplayName(const ::rtl::OUString& _rDisplayName) const;
73 
74 		/// get access to the first element of the charset collection
75 		const_iterator	begin() const;
76 		/// get access to the (last + 1st) element of the charset collection
77 		const_iterator	end() const;
78 		// size of the map
79 		sal_Int32	size() const { return OCharsetDisplay_Base::size(); }
80 
81 	protected:
82 		virtual	sal_Bool approveEncoding( const rtl_TextEncoding _eEncoding, const rtl_TextEncodingInfo& _rInfo ) const;
83 
84     private:
85         using OCharsetDisplay_Base::find;
86 	};
87 
88 	//-------------------------------------------------------------------------
89 	//- CharsetDisplayDerefHelper
90 	//-------------------------------------------------------------------------
91 	typedef ::dbtools::CharsetIteratorDerefHelper CharsetDisplayDerefHelper_Base;
92 	class CharsetDisplayDerefHelper : protected CharsetDisplayDerefHelper_Base
93 	{
94 		friend class OCharsetDisplay::ExtendedCharsetIterator;
95 
96 		::rtl::OUString							m_sDisplayName;
97 
98 	public:
99 		CharsetDisplayDerefHelper(const CharsetDisplayDerefHelper& _rSource);
100 
101 		rtl_TextEncoding	getEncoding() const			{ return CharsetDisplayDerefHelper_Base::getEncoding(); }
102 		::rtl::OUString		getIanaName() const			{ return CharsetDisplayDerefHelper_Base::getIanaName(); }
103 		::rtl::OUString		getDisplayName() const		{ return m_sDisplayName; }
104 
105 	protected:
106 		CharsetDisplayDerefHelper(const ::dbtools::CharsetIteratorDerefHelper& _rBase, const ::rtl::OUString& _rDisplayName);
107 	};
108 
109 	//-------------------------------------------------------------------------
110 	//- OCharsetDisplay::ExtendedCharsetIterator
111 	//-------------------------------------------------------------------------
112 	class OCharsetDisplay::ExtendedCharsetIterator
113 	{
114 		friend class OCharsetDisplay;
115 
116 		friend bool operator==(const ExtendedCharsetIterator& lhs, const ExtendedCharsetIterator& rhs);
117 		friend bool operator!=(const ExtendedCharsetIterator& lhs, const ExtendedCharsetIterator& rhs) { return !(lhs == rhs); }
118 
119 		typedef ::dbtools::OCharsetMap		container;
120 		typedef container::CharsetIterator	base_iterator;
121 
122 	protected:
123 		const OCharsetDisplay*		m_pContainer;
124 		base_iterator				m_aPosition;
125 
126 	public:
127 		ExtendedCharsetIterator(const ExtendedCharsetIterator& _rSource);
128 
129 		CharsetDisplayDerefHelper operator*() const;
130 
131 		/// prefix increment
132 		const ExtendedCharsetIterator&	operator++();
133 		/// postfix increment
134 		const ExtendedCharsetIterator	operator++(int) { ExtendedCharsetIterator hold(*this); ++*this; return hold; }
135 
136 		/// prefix decrement
137 		const ExtendedCharsetIterator&	operator--();
138 		/// postfix decrement
139 		const ExtendedCharsetIterator	operator--(int) { ExtendedCharsetIterator hold(*this); --*this; return hold; }
140 
141 	protected:
142 		ExtendedCharsetIterator( const OCharsetDisplay* _pContainer, const base_iterator& _rPosition );
143 	};
144 
145 //.........................................................................
146 }	// namespace dbaui
147 //.........................................................................
148 
149 #endif // _DBAUI_CHARSETS_HXX_
150 
151