extensions/source/propctrlr/stringdefine.hxx

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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