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				| /* ///////////////////////////////////////////////////////////////////////// | |
|  * File:        atlstl/shims/access/string/ccombstr.hpp | |
|  * | |
|  * Purpose:     Contains classes and functions for dealing with OLE/COM strings. | |
|  * | |
|  * Created:     27th May 2002 | |
|  * Updated:     10th August 2009 | |
|  * | |
|  * Home:        http://stlsoft.org/ | |
|  * | |
|  * Copyright (c) 2002-2009, Matthew Wilson and Synesis Software | |
|  * All rights reserved. | |
|  * | |
|  * Redistribution and use in source and binary forms, with or without | |
|  * modification, are permitted provided that the following conditions are met: | |
|  * | |
|  * - Redistributions of source code must retain the above copyright notice, this | |
|  *   list of conditions and the following disclaimer. | |
|  * - Redistributions in binary form must reproduce the above copyright notice, | |
|  *   this list of conditions and the following disclaimer in the documentation | |
|  *   and/or other materials provided with the distribution. | |
|  * - Neither the name(s) of Matthew Wilson and Synesis Software nor the names of | |
|  *   any contributors may be used to endorse or promote products derived from | |
|  *   this software without specific prior written permission. | |
|  * | |
|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
|  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
|  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
|  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
|  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
|  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
|  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
|  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
|  * POSSIBILITY OF SUCH DAMAGE. | |
|  * | |
|  * ////////////////////////////////////////////////////////////////////// */ | |
| 
 | |
| 
 | |
| /** \file atlstl/shims/access/string/ccombstr.hpp | |
|  * | |
|  * \brief [C++] Definition of the string access shims for | |
|  *   <code>CComBSTR</code> | |
|  *   (\ref group__concept__shim__string_access "String Access Shims" Concept). | |
|  */ | |
| 
 | |
| #ifndef ATLSTL_INCL_ATLSTL_SHIMS_ACCESS_STRING_HPP_CCOMBSTR | |
| #define ATLSTL_INCL_ATLSTL_SHIMS_ACCESS_STRING_HPP_CCOMBSTR | |
|  | |
| #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION | |
| # define ATLSTL_VER_ATLSTL_SHIMS_ACCESS_STRING_HPP_CCOMBSTR_MAJOR       4 | |
| # define ATLSTL_VER_ATLSTL_SHIMS_ACCESS_STRING_HPP_CCOMBSTR_MINOR       0 | |
| # define ATLSTL_VER_ATLSTL_SHIMS_ACCESS_STRING_HPP_CCOMBSTR_REVISION    1 | |
| # define ATLSTL_VER_ATLSTL_SHIMS_ACCESS_STRING_HPP_CCOMBSTR_EDIT        97 | |
| #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ | |
|  | |
| /* ///////////////////////////////////////////////////////////////////////// | |
|  * Includes | |
|  */ | |
| 
 | |
| #ifndef ATLSTL_INCL_ATLSTL_HPP_ATLSTL | |
| # include <atlstl/atlstl.hpp> | |
| #endif /* !ATLSTL_INCL_ATLSTL_HPP_ATLSTL */ | |
| #ifndef STLSOFT_INCL_STLSOFT_SHIMS_ACCESS_HPP_STRING | |
| # include <stlsoft/shims/access/string.hpp> | |
| #endif /* !STLSOFT_INCL_STLSOFT_SHIMS_ACCESS_HPP_STRING */ | |
| #ifndef STLSOFT_INCL_STLSOFT_STRING_HPP_CSTRING_MAKER | |
| # include <stlsoft/string/cstring_maker.hpp> | |
| #endif /* !STLSOFT_INCL_STLSOFT_STRING_HPP_CSTRING_MAKER */ | |
| #ifdef STLSOFT_UNITTEST | |
| # include <wchar.h> | |
| #endif /* STLSOFT_UNITTEST */ | |
|  | |
| /* ///////////////////////////////////////////////////////////////////////// | |
|  * Namespace | |
|  */ | |
| 
 | |
| #ifndef _ATLSTL_NO_NAMESPACE | |
| # if defined(_STLSOFT_NO_NAMESPACE) || \ | |
|      defined(STLSOFT_DOCUMENTATION_SKIP_SECTION) | |
| /* There is no stlsoft namespace, so must define ::atlstl */ | |
| namespace atlstl | |
| { | |
| # else | |
| /* Define stlsoft::atlstl_project */ | |
| 
 | |
| namespace stlsoft | |
| { | |
| 
 | |
| namespace atlstl_project | |
| { | |
| 
 | |
| # endif /* _STLSOFT_NO_NAMESPACE */ | |
| #endif /* !_ATLSTL_NO_NAMESPACE */ | |
|  | |
| /* ///////////////////////////////////////////////////////////////////////// | |
|  * c_str_data | |
|  * | |
|  * This can be applied to an expression, and the return value is either a | |
|  * pointer to the character string or to an empty string. | |
|  */ | |
| 
 | |
| /** \brief \ref group__concept__shim__string_access__c_str_data for CComBSTR | |
|  * | |
|  * \ingroup group__concept__shim__string_access | |
|  * | |
|  */ | |
| inline LPCOLESTR c_str_data(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     return c_str_ptr(s); | |
| } | |
| 
 | |
| #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION | |
| inline LPCOLESTR c_str_data_w(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     return c_str_data(s); | |
| } | |
| #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ | |
|  | |
| /* ///////////////////////////////////////////////////////////////////////// | |
|  * c_str_len | |
|  * | |
|  * This can be applied to an expression, and the return value is the number | |
|  * of characters in the character string in the expression. | |
|  */ | |
| 
 | |
| /* CComBSTR */ | |
| 
 | |
| /** \brief \ref group__concept__shim__string_access__c_str_len for CComBSTR | |
|  * | |
|  * \ingroup group__concept__shim__string_access | |
|  * | |
|  */ | |
| inline as_size_t c_str_len(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     return s.Length(); | |
| } | |
| 
 | |
| #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION | |
| inline as_size_t c_str_len_w(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     return c_str_len(s); | |
| } | |
| #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ | |
|  | |
| /* ///////////////////////////////////////////////////////////////////////// | |
|  * c_str_ptr | |
|  * | |
|  * This can be applied to an expression, and the return value is either a | |
|  * pointer to the character string or to an empty string. | |
|  */ | |
| 
 | |
| /* CComBSTR */ | |
| 
 | |
| /** \brief \ref group__concept__shim__string_access__c_str_ptr for CComBSTR | |
|  * | |
|  * \ingroup group__concept__shim__string_access | |
|  * | |
|  */ | |
| inline LPCOLESTR c_str_ptr(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     /* NULL is a valid BSTR value, so check for that */ | |
|     return (s.m_str != 0) ? s.m_str : L""; | |
| } | |
| 
 | |
| #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION | |
| inline LPCOLESTR c_str_ptr_w(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     return c_str_ptr(s); | |
| } | |
| #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ | |
|  | |
| /* ///////////////////////////////////////////////////////////////////////// | |
|  * c_str_ptr_null | |
|  * | |
|  * This can be applied to an expression, and the return value is either a | |
|  * pointer to the character string or NULL. | |
|  */ | |
| 
 | |
| /* CComBSTR */ | |
| 
 | |
| /** \brief \ref group__concept__shim__string_access__c_str_ptr_null for CComBSTR | |
|  * | |
|  * \ingroup group__concept__shim__string_access | |
|  * | |
|  */ | |
| inline LPCOLESTR c_str_ptr_null(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     /* NULL is a valid BSTR value, so may return that */ | |
|     return s.m_str; | |
| } | |
| 
 | |
| #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION | |
| inline LPCOLESTR c_str_ptr_null_w(atlstl_ns_qual_atl(CComBSTR) const& s) | |
| { | |
|     return c_str_ptr_null(s); | |
| } | |
| #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ | |
|  | |
| //////////////////////////////////////////////////////////////////////////// | |
| // Unit-testing | |
|  | |
| #ifdef STLSOFT_UNITTEST | |
| # include "./unittest/ccombstr_unittest_.h" | |
| #endif /* STLSOFT_UNITTEST */ | |
|  | |
| /* ////////////////////////////////////////////////////////////////////// */ | |
| 
 | |
| #ifndef _ATLSTL_NO_NAMESPACE | |
| # if defined(_STLSOFT_NO_NAMESPACE) || \ | |
|      defined(STLSOFT_DOCUMENTATION_SKIP_SECTION) | |
| } // namespace atlstl | |
| # else | |
| } // namespace stlsoft::atlstl_project | |
| } // namespace stlsoft | |
| # endif /* _STLSOFT_NO_NAMESPACE */ | |
| #endif /* !_ATLSTL_NO_NAMESPACE */ | |
|  | |
| /* ///////////////////////////////////////////////////////////////////////// | |
|  * Namespace | |
|  * | |
|  * The string access shims exist either in the stlsoft namespace, or in the | |
|  * global namespace. This is required by the lookup rules. | |
|  * | |
|  */ | |
| 
 | |
| #ifndef _ATLSTL_NO_NAMESPACE | |
| # if !defined(_STLSOFT_NO_NAMESPACE) && \ | |
|      !defined(STLSOFT_DOCUMENTATION_SKIP_SECTION) | |
| namespace stlsoft | |
| { | |
| # else /* ? _STLSOFT_NO_NAMESPACE */ | |
| /* There is no stlsoft namespace, so must define in the global namespace */ | |
| # endif /* !_STLSOFT_NO_NAMESPACE */ | |
|  | |
| using ::atlstl::c_str_data; | |
| using ::atlstl::c_str_data_w; | |
| 
 | |
| using ::atlstl::c_str_len; | |
| using ::atlstl::c_str_len_w; | |
| 
 | |
| using ::atlstl::c_str_ptr; | |
| using ::atlstl::c_str_ptr_w; | |
| 
 | |
| using ::atlstl::c_str_ptr_null; | |
| using ::atlstl::c_str_ptr_null_w; | |
| 
 | |
| # if !defined(_STLSOFT_NO_NAMESPACE) && \ | |
|      !defined(STLSOFT_DOCUMENTATION_SKIP_SECTION) | |
| } // namespace stlsoft | |
| # else /* ? _STLSOFT_NO_NAMESPACE */ | |
| /* There is no stlsoft namespace, so must define in the global namespace */ | |
| # endif /* !_STLSOFT_NO_NAMESPACE */ | |
| #endif /* !_ATLSTL_NO_NAMESPACE */ | |
|  | |
| /* ////////////////////////////////////////////////////////////////////// */ | |
| 
 | |
| #endif /* !ATLSTL_INCL_ATLSTL_SHIMS_ACCESS_STRING_HPP_CCOMBSTR */ | |
|  | |
| /* ///////////////////////////// end of file //////////////////////////// */
 |