extensions/source/propctrlr/stringdefine.hxx

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  28
  29 #ifndef _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_
  30 #define _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_
  31
  32 #include <rtl/ustring.hxx>
  33 #include <tools/string.hxx>
  34
  35 //............................................................................
  36 namespace pcr
  37 {
  38 //............................................................................
  39
  40     //============================================================
  41     //= a helper for static ascii pseudo-unicode strings
  42     //============================================================
  43     struct ConstAsciiString
  44     {
  45         const sal_Char* ascii;
  46         sal_Int32       length;
  47
  48         inline  operator const ::rtl::OUString& () const;
  49         inline  operator const sal_Char* () const { return ascii; }
  50
  51         inline ConstAsciiString(const sal_Char* _pAsciiZeroTerminated, const sal_Int32 _nLength);
  52         inline ~ConstAsciiString();
  53
  54     private:
  55         mutable ::rtl::OUString*    ustring;
  56     };
  57
  58     //------------------------------------------------------------
  59     inline ConstAsciiString::ConstAsciiString(const sal_Char* _pAsciiZeroTerminated, const sal_Int32 _nLength)
  60         :ascii(_pAsciiZeroTerminated)
  61         ,length(_nLength)
  62         ,ustring(NULL)
  63     {
  64     }
  65
  66     //------------------------------------------------------------
  67     inline ConstAsciiString::~ConstAsciiString()
  68     {
  69         delete ustring;
  70         ustring = NULL;
  71     }
  72
  73     //------------------------------------------------------------
  74     inline ConstAsciiString::operator const ::rtl::OUString& () const
  75     {
  76         if (!ustring)
  77             ustring = new ::rtl::OUString(ascii, length, RTL_TEXTENCODING_ASCII_US);
  78         return *ustring;
  79     }
  80
  81     //============================================================
  82
  83 #define CONST_ASCII_LENGTH(c)   \
  84     (const sal_Char*)c, c.length()
  85
  86     //============================================================
  87     //= concrete strings
  88     //============================================================
  89     #ifndef PCR_IMPLEMENT_STRINGS
  90     #define PCR_CONSTASCII_STRING(ident, string) extern const ConstAsciiString ident
  91     #else
  92     #define PCR_CONSTASCII_STRING(ident, string) extern const ConstAsciiString ident(string, sizeof(string)-1)
  93     #endif
  94
  95 //............................................................................
  96 } // namespace pcr
  97 //............................................................................
  98
  99 #endif // _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_
 100
 101 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */