guid.hpp

用STL的方式封装了WindowsAPI、COM调用、ACE、ATL、MFC、WTL等多种组件

/* /////////////////////////////////////////////////////////////////////////
 * File:        comstl/guid.hpp (originally MOGuidGn.h/.cpp, ::SynesisCom)
 *
 * Purpose:     guid class.
 *
 * Created:     10th May 2000
 * Updated:     10th June 2006
 *
 * Home:        http://stlsoft.org/
 *
 * Copyright (c) 2000-2006, 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 comstl/guid.hpp Wrapper class for GUID.

#ifndef COMSTL_INCL_HPP_COMSTL_GUID
#define COMSTL_INCL_HPP_COMSTL_GUID

#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
# define _COMSTL_VER_HPP_COMSTL_GUID_MAJOR      3
# define _COMSTL_VER_HPP_COMSTL_GUID_MINOR      3
# define _COMSTL_VER_HPP_COMSTL_GUID_REVISION   2
# define _COMSTL_VER_HPP_COMSTL_GUID_EDIT       27
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */

/* /////////////////////////////////////////////////////////////////////////
 * Includes
 */

#ifndef COMSTL_INCL_COMSTL_H_COMSTL
# include <comstl/comstl.h>
#endif /* !COMSTL_INCL_COMSTL_H_COMSTL */
#ifndef COMSTL_INCL_HPP_COMSTL_STRING_ACCESS
# include <comstl/string_access.hpp>
#endif /* !COMSTL_INCL_HPP_COMSTL_STRING_ACCESS */
#ifdef STLSOFT_CF_EXCEPTION_SUPPORT
# ifndef COMSTL_INCL_COMSTL_HPP_EXCEPTIONS
#  include <comstl/exceptions.hpp>
# endif /* !COMSTL_INCL_COMSTL_HPP_EXCEPTIONS */
#endif /* !STLSOFT_CF_EXCEPTION_SUPPORT */

/* /////////////////////////////////////////////////////////////////////////
 * Namespace
 */

#ifndef _COMSTL_NO_NAMESPACE
# if defined(_STLSOFT_NO_NAMESPACE) || \
     defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
/* There is no stlsoft namespace, so must define ::comstl */
namespace comstl
{
# else
/* Define stlsoft::comstl_project */

namespace stlsoft
{

namespace comstl_project
{

# endif /* _STLSOFT_NO_NAMESPACE */
#endif /* !_COMSTL_NO_NAMESPACE */

/* /////////////////////////////////////////////////////////////////////////
 * Classes
 */

/// Facade for the COM GUID type
class guid
{
/// \name Types
/// @{
public:
    typedef guid    class_type;
/// @}

/// \name Construction
/// @{
public:
    /// \brief Constructs with a new, unique, GUID value
    ///
    /// \note If a new value cannot be aquired, then an instance of
    ///   com_exception is thrown if compiled under conditions where exceptions
    ///   are supported (STLSOFT_CF_EXCEPTION_SUPPORT is defined), or the
    ///   instance GUID is set to GUID_NULL otherwise.
    guid();
    /// \brief Constructs with a GUID value equivalent to the given ANSI string
    ///
    /// \param s The string form of the desired GUID
    ///
    /// Example: \code
    ///  guid  g("{00000303-0000-0000-C000-000000000046}");
    /// \endcode
    ///
    /// \note If a new value cannot be determined, then an instance of
    ///   com_exception is thrown if compiled under conditions where exceptions
    ///   are supported (STLSOFT_CF_EXCEPTION_SUPPORT is defined), or the
    ///   instance GUID is set to GUID_NULL otherwise.
    ss_explicit_k guid(cs_char_a_t const *s);
    /// \brief Constructs with a GUID value equivalent to the given Unicode string
    ///
    /// \param s The string form of the desired GUID
    ///
    /// Example: \code
    ///  guid  g(L"{00000303-0000-0000-C000-000000000046}");
    /// \endcode
    ///
    /// \note If a new value cannot be determined, then an instance of
    ///   com_exception is thrown if compiled under conditions where exceptions
    ///   are supported (STLSOFT_CF_EXCEPTION_SUPPORT is defined), or the
    ///   instance GUID is set to GUID_NULL otherwise.
    ss_explicit_k guid(cs_char_w_t const *s);
    /// \brief Copy constructs from the given GUID
    ss_explicit_k guid(GUID const &g);
    /// \brief Copy constructor
    guid(class_type const &rhs);

    /// \brief Copies the given instance
    guid &operator =(class_type const &rhs);
    /// \brief Assigns to a GUID value equivalent to the given string
    ///
    /// \param s The string form of the desired GUID
    ///
    /// Example: \code
    ///  guid  g;
    ///
    ///  g = "{00000303-0000-0000-C000-000000000046}";
    /// \endcode
    ///
    /// \note If a new value cannot be determined, then an instance of
    ///   com_exception is thrown if compiled under conditions where exceptions
    ///   are supported (STLSOFT_CF_EXCEPTION_SUPPORT is defined), or the
    ///   instance GUID is set to GUID_NULL otherwise.
    guid &operator =(cs_char_a_t const *s);
    /// \brief Assigns to a GUID value equivalent to the given string
    ///
    /// \param s The string form of the desired GUID
    ///
    /// Example: \code
    ///  guid  g;
    ///
    ///  g = L"{00000303-0000-0000-C000-000000000046}";
    /// \endcode
    ///
    /// \note If a new value cannot be determined, then an instance of
    ///   com_exception is thrown if compiled under conditions where exceptions
    ///   are supported (STLSOFT_CF_EXCEPTION_SUPPORT is defined), or the
    ///   instance GUID is set to GUID_NULL otherwise.
    guid &operator =(cs_char_w_t const *s);
    /// \brief Copies the given GUID value
    guid &operator =(GUID const &g);
/// @}

/// \name Accessors
/// @{
public:
    GUID const  &get() const;
/// @}

/// \name Comparison
/// @{
public:
    /// \brief Evaluates whether the value is equivalent to the given argument
    cs_bool_t equal(class_type const &rhs) const;
    /// \brief Evaluates whether the value is equivalent to the given argument
    cs_bool_t equal(GUID const &rhs) const;
/// @}

/// \name Operations
/// @{
public:
    /// \brief Swaps the contents with the given instance
    void swap(class_type &rhs) stlsoft_throw_0();
/// @}

/// \name Members
/// @{
private:
    GUID    m_guid;
/// @}
};

/* /////////////////////////////////////////////////////////////////////////
 * String access shims
 */

inline c_str_ptr_GUID_proxy<cs_char_a_t> c_str_ptr_a(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr_a)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_w_t> c_str_ptr_w(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr_w)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_o_t> c_str_ptr_o(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr_o)(g.get());
}

inline c_str_ptr_GUID_proxy<TCHAR> c_str_ptr(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_a_t> c_str_ptr_null_a(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr_null_a)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_w_t> c_str_ptr_null_w(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr_null_w)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_o_t> c_str_ptr_null_o(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr_null_o)(g.get());
}

inline c_str_ptr_GUID_proxy<TCHAR> c_str_ptr_null(guid const &g)
{
    return stlsoft_ns_qual(c_str_ptr_null)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_a_t> c_str_data_a(guid const &g)
{
    return stlsoft_ns_qual(c_str_data_a)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_w_t> c_str_data_w(guid const &g)
{
    return stlsoft_ns_qual(c_str_data_w)(g.get());
}

inline c_str_ptr_GUID_proxy<cs_char_o_t> c_str_data_o(guid const &g)
{
    return stlsoft_ns_qual(c_str_data_o)(g.get());
}

inline c_str_ptr_GUID_proxy<TCHAR> c_str_data(guid const &g)