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27 
28 #ifndef _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_
29 #define _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_
30 
31 #include <rtl/ustring.hxx>
32 #include <tools/string.hxx>
33 
34 //............................................................................
35 namespace pcr
36 {
37 //............................................................................
38 
39 	//============================================================
40 	//= a helper for static ascii pseudo-unicode strings
41 	//============================================================
42 	struct ConstAsciiString
43 	{
44 		const sal_Char*	ascii;
45 		sal_Int32		length;
46 
47 		inline	operator const ::rtl::OUString& () const;
48 		inline	operator const sal_Char* () const { return ascii; }
49 
50 		inline ConstAsciiString(const sal_Char* _pAsciiZeroTerminated, const sal_Int32 _nLength);
51 		inline ~ConstAsciiString();
52 
53 	private:
54 		mutable ::rtl::OUString*	ustring;
55 	};
56 
57 	//------------------------------------------------------------
58 	inline ConstAsciiString::ConstAsciiString(const sal_Char* _pAsciiZeroTerminated, const sal_Int32 _nLength)
59 		:ascii(_pAsciiZeroTerminated)
60 		,length(_nLength)
61 		,ustring(NULL)
62 	{
63 	}
64 
65 	//------------------------------------------------------------
66 	inline ConstAsciiString::~ConstAsciiString()
67 	{
68 		delete ustring;
69 		ustring = NULL;
70 	}
71 
72 	//------------------------------------------------------------
73 	inline ConstAsciiString::operator const ::rtl::OUString& () const
74 	{
75 		if (!ustring)
76 			ustring = new ::rtl::OUString(ascii, length, RTL_TEXTENCODING_ASCII_US);
77 		return *ustring;
78 	}
79 
80 	//============================================================
81 
82 #define CONST_ASCII_LENGTH(c)	\
83 	(const sal_Char*)c, c.length()
84 
85 	//============================================================
86 	//= concrete strings
87 	//============================================================
88 	#ifndef PCR_IMPLEMENT_STRINGS
89 	#define PCR_CONSTASCII_STRING(ident, string) extern const ConstAsciiString ident
90 	#else
91 	#define PCR_CONSTASCII_STRING(ident, string) extern const ConstAsciiString ident(string, sizeof(string)-1)
92 	#endif
93 
94 //............................................................................
95 } // namespace pcr
96 //............................................................................
97 
98 #endif // _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_
99 
100