mirror/meta_variable.hpp File Reference

Registering/Reflection of free variables. More...

#include <mirror/mirror_fwd.hpp>
#include <mirror/meta_object_tags.hpp>
#include <mirror/meta_namespace.hpp>
#include <mirror/auxiliary/default_spec_tags.hpp>
#include <mirror/meta_prog/only_if.hpp>
#include <type_traits>

Include dependency graph for meta_variable.hpp:

Go to the source code of this file.

Namespaces
namespace	mirror
	All Mirror's types, classes, functions, etc. are defined in this namespace.
Defines
#define	MIRROR_REG_FREE_VARIABLE_COMMON_HLPR_CTS(STORAGE_CLASS, VARIABLE, SPELLED)
#define	MIRROR_REG_GLOBAL_SCOPE_VARIABLE_CTS(STORAGE_CLASS, VARIABLE, SPELLED)
#define	MIRROR_REG_GLOBAL_SCOPE_VARIABLE(STORAGE_CLASS, VARIABLE)
	This macro registers a variable from the global scope with Mirror.
#define	MIRROR_REG_FREE_VARIABLE_CTS(STORAGE_CLASS, NAMESPACE, VARIABLE, SPELLED)
#define	MIRROR_REG_FREE_VARIABLE(STORAGE_CLASS, NAMESPACE, VARIABLE)
	This macro registers a variable from the a namespace with Mirror.
#define	MIRRORED_FREE_VARIABLE(NAMESPACE, VARIABLE)   mirror::MetaFreeVariable
	Reflects the variable VARIABLE defined in the NAMESPACE namespace.
#define	MIRRORED_GLOBAL_SCOPE_VARIABLE(VARIABLE)   mirror::MetaFreeVariable
	Reflects the variable VARIABLE defined in the global scope.
#define	MIRRORED_SIMPLE_VARIABLE(STORAGE_CLASS, VARIABLE)   mirror::MetaVariable
	Reflects the meta_object passed as the META_OBJECT argument.

---

Detailed Description

Registering/Reflection of free variables.

Copyright 2008-2011 Matus Chochlik. Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

---

Define Documentation

#define MIRROR_REG_FREE_VARIABLE_COMMON_HLPR_CTS	(		STORAGE_CLASS,
			VARIABLE,
			SPELLED
	)

Value:

typedef mirror::spec_ ## STORAGE_CLASS ## _tag storage_class; \
    MIRROR_IMPLEMENT_META_OBJECT_NAME_FUNCTIONS(#VARIABLE) \
    typedef typename mirror::cts::string< \
        MIRROR_PP_EXPAND_ARGS SPELLED \
    >::type ct_name; \
    template <typename X> \
    struct by_name_typ \
    { \
        typedef X VARIABLE; \
    }; \
    template <typename X> \
    struct by_name_val \
    { \
        X VARIABLE; \
        by_name_val(void) = default; \
        template <class Parent, typename Param> \
        by_name_val(Parent& parent, Param param) \
         : VARIABLE(parent, param) \
        { } \
    };

#define MIRROR_REG_FREE_VARIABLE_CTS	(		STORAGE_CLASS,
			NAMESPACE,
			VARIABLE,
			SPELLED
	)

Value:

namespace _variable { \
template <typename Namespace> struct _ ## VARIABLE ; \
template <> struct _ ## VARIABLE< mirror::_namespace:: NAMESPACE ::_ >\
{  \
    MIRROR_REG_FREE_VARIABLE_COMMON_HLPR_CTS( \
        STORAGE_CLASS, \
        VARIABLE, \
        SPELLED \
    ) \
    typedef decltype(NAMESPACE :: VARIABLE) type; \
    typedef mirror::_namespace:: NAMESPACE ::_ scope; \
    static inline const type& get(void) { return :: NAMESPACE :: VARIABLE; } \
    static inline void set(type val) { :: NAMESPACE :: VARIABLE = val; } \
    static inline type* address(void) { return & :: NAMESPACE :: VARIABLE;}\
    static std::true_type has_address(void); \
}; \
} MIRROR_ADD_TO_GLOBAL_LIST( \
    mirror::_namespace:: NAMESPACE ::_, \
    mirror::meta_free_variable< \
    mirror::_variable::_ ## VARIABLE< \
    mirror::_namespace:: NAMESPACE ::_ \
    > > \
)

#define MIRROR_REG_GLOBAL_SCOPE_VARIABLE_CTS	(		STORAGE_CLASS,
			VARIABLE,
			SPELLED
	)

Value:

namespace _variable { \
template <typename Namespace> struct _ ## VARIABLE ; \
template <> struct _ ## VARIABLE< mirror::_namespace::_ >\
{  \
    MIRROR_REG_FREE_VARIABLE_COMMON_HLPR_CTS( \
        STORAGE_CLASS, \
        VARIABLE, \
        SPELLED \
    ) \
    typedef decltype(VARIABLE) type; \
    typedef mirror::_namespace::_ scope; \
    static inline const type& get(void) { return :: VARIABLE; } \
    static inline void set(type val) { :: VARIABLE = val; } \
    static inline type* address(void) { return & :: VARIABLE; } \
    static std::true_type has_address(void); \
}; \
} MIRROR_ADD_TO_GLOBAL_LIST( \
    mirror::_namespace::_, \
    mirror::meta_free_variable< \
    mirror::_variable::_ ## VARIABLE< \
    mirror::_namespace::_ \
    > > \
)