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/* /////////////////////////////////////////////////////////////////////////
* File: mfcstl/collections/carray_swap.hpp
*
* Purpose: Contains the CArray_swap utility function.
*
* Created: 4th August 2005
* Updated: 10th August 2009
*
* Home: http://stlsoft.org/
*
* Copyright (c) 2005-2009, 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 mfcstl/collections/carray_swap.hpp
*
* \brief [C++ only] Definition of the mfcstl::CArray_swap utility function
* (\ref group__library__collections "Collections" Library).
*/
#ifndef MFCSTL_INCL_MFCSTL_COLLECTIONS_HPP_ARRAY_SWAP
#define MFCSTL_INCL_MFCSTL_COLLECTIONS_HPP_ARRAY_SWAP
#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
# define MFCSTL_VER_MFCSTL_COLLECTIONS_HPP_ARRAY_SWAP_MAJOR 2
# define MFCSTL_VER_MFCSTL_COLLECTIONS_HPP_ARRAY_SWAP_MINOR 0
# define MFCSTL_VER_MFCSTL_COLLECTIONS_HPP_ARRAY_SWAP_REVISION 2
# define MFCSTL_VER_MFCSTL_COLLECTIONS_HPP_ARRAY_SWAP_EDIT 14
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
/* /////////////////////////////////////////////////////////////////////////
* Includes
*/
#ifndef MFCSTL_INCL_MFCSTL_HPP_MFCSTL
# include <mfcstl/mfcstl.hpp>
#endif /* !MFCSTL_INCL_MFCSTL_HPP_MFCSTL */
#ifndef STLSOFT_INCL_STLSOFT_UTIL_HPP_STD_SWAP
# include <stlsoft/util/std_swap.hpp>
#endif /* !STLSOFT_INCL_STLSOFT_UTIL_HPP_STD_SWAP */
/* /////////////////////////////////////////////////////////////////////////
* Version compatibility
*/
// All version of MFC up to and including 8.0 support swap-by-members
#if _MFC_VER <= 0x0800 && \
!defined(MFCSTL_CARRAY_SWAP_MEMBERS_SUPPORT)
# define MFCSTL_CARRAY_SWAP_MEMBERS_SUPPORT
#endif /* _MFC_VER <= 0x0800 && !MFCSTL_CARRAY_SWAP_MEMBERS_SUPPORT */
/* /////////////////////////////////////////////////////////////////////////
* Namespace
*/
#ifndef _MFCSTL_NO_NAMESPACE
# if defined(_STLSOFT_NO_NAMESPACE) || \
defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
/* There is no stlsoft namespace, so must define ::mfcstl */
namespace mfcstl
{
# else
/* Define stlsoft::mfcstl_project */
namespace stlsoft
{
namespace mfcstl_project
{
# endif /* _STLSOFT_NO_NAMESPACE */
#endif /* !_MFCSTL_NO_NAMESPACE */
/* ////////////////////////////////////////////////////////////////////// */
#ifdef MFCSTL_CARRAY_SWAP_MEMBERS_SUPPORT
#ifdef STLSOFT_CF_NAMESPACE_SUPPORT
namespace array_impl
{
#endif /* STLSOFT_CF_NAMESPACE_SUPPORT */
/** Helper class that facilitates safe swapping of the state of CArray<>
* instances
*/
template <class A>
class CArray_swap_veneer
: public A
{
/// \name Member Types
/// @{
public:
typedef CArray_swap_veneer<A> class_type;
/// @}
/// \name Operations
/// @{
public:
static void swap(class_type& lhs, class_type& rhs)
{
std_swap(lhs.m_pData, rhs.m_pData);
std_swap(lhs.m_nSize, rhs.m_nSize);
std_swap(lhs.m_nMaxSize, rhs.m_nMaxSize);
std_swap(lhs.m_nGrowBy, rhs.m_nGrowBy);
}
/// @}
};
#ifdef STLSOFT_CF_NAMESPACE_SUPPORT
} // namespace array_impl
#endif /* STLSOFT_CF_NAMESPACE_SUPPORT */
/** \brief Swaps the contents of two instances of CArray-family
* containers.
*
* \ingroup group__library__collections
*/
template <class A>
void CArray_swap(A& lhs, A& rhs)
{
#ifdef STLSOFT_CF_NAMESPACE_SUPPORT
using array_impl::CArray_swap_veneer;
#endif /* STLSOFT_CF_NAMESPACE_SUPPORT */
typedef CArray_swap_veneer<A> swapper_t;
swapper_t::swap(static_cast<swapper_t&>(lhs), static_cast<swapper_t&>(rhs));
}
#endif /* MFCSTL_CARRAY_SWAP_MEMBERS_SUPPORT */
/* ////////////////////////////////////////////////////////////////////// */
#ifndef _MFCSTL_NO_NAMESPACE
# if defined(_STLSOFT_NO_NAMESPACE) || \
defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
} // namespace mfcstl
# else
} // namespace mfcstl_project
} // namespace stlsoft
# endif /* _STLSOFT_NO_NAMESPACE */
#endif /* !_MFCSTL_NO_NAMESPACE */
/* ////////////////////////////////////////////////////////////////////// */
#endif /* MFCSTL_INCL_MFCSTL_COLLECTIONS_HPP_ARRAY_SWAP */
/* ///////////////////////////// end of file //////////////////////////// */