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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#ifndef _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_
#define _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_

#include <rtl/ustring.hxx>
#include <tools/string.hxx>

//............................................................................
namespace pcr
{
//............................................................................

    //============================================================
    //= a helper for static ascii pseudo-unicode strings
    //============================================================
    struct ConstAsciiString
    {
        const sal_Char*	ascii;
        sal_Int32		length;

        inline	operator const ::rtl::OUString& () const;
        inline	operator const sal_Char* () const { return ascii; }

        inline ConstAsciiString(const sal_Char* _pAsciiZeroTerminated, const sal_Int32 _nLength);
        inline ~ConstAsciiString();

    private:
        mutable ::rtl::OUString*	ustring;
    };

    //------------------------------------------------------------
    inline ConstAsciiString::ConstAsciiString(const sal_Char* _pAsciiZeroTerminated, const sal_Int32 _nLength)
        :ascii(_pAsciiZeroTerminated)
        ,length(_nLength)
        ,ustring(NULL)
    {
    }

    //------------------------------------------------------------
    inline ConstAsciiString::~ConstAsciiString()
    {
        delete ustring;
        ustring = NULL;
    }

    //------------------------------------------------------------
    inline ConstAsciiString::operator const ::rtl::OUString& () const
    {
        if (!ustring)
            ustring = new ::rtl::OUString(ascii, length, RTL_TEXTENCODING_ASCII_US);
        return *ustring;
    }

    //============================================================

#define CONST_ASCII_LENGTH(c)	\
    (const sal_Char*)c, c.length()

    //============================================================
    //= concrete strings
    //============================================================
    #ifndef PCR_IMPLEMENT_STRINGS
    #define PCR_CONSTASCII_STRING(ident, string) extern const ConstAsciiString ident
    #else
    #define PCR_CONSTASCII_STRING(ident, string) extern const ConstAsciiString ident(string, sizeof(string)-1)
    #endif

//............................................................................
} // namespace pcr
//............................................................................

#endif // _EXTENSIONS_FORMSCTRLR_STRINGDEFINE_HXX_

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */