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// file : CCF/IDL2/SemanticGraph/Union.hpp
// author : Boris Kolpackov <boris@dre.vanderbilt.edu>
// cvs-id : $Id$
#ifndef CCF_IDL2_SEMANTIC_GRAPH_UNION_HPP
#define CCF_IDL2_SEMANTIC_GRAPH_UNION_HPP
#include "CCF/IDL2/SemanticGraph/Elements.hpp"
#include "CCF/IDL2/SemanticGraph/Member.hpp"
namespace CCF
{
namespace IDL2
{
namespace SemanticGraph
{
class Selector;
class UnionMember;
class Selects : public virtual Edge
{
public:
Selector&
selector () const
{
return *selector_;
}
UnionMember&
member () const
{
return *member_;
}
static Introspection::TypeInfo const&
static_type_info ();
protected:
friend class Graph<Node, Edge>;
Selects ()
{
type_info (static_type_info ());
}
void
set_left_node (Selector& n)
{
selector_ = &n;
}
void
set_right_node (UnionMember& n)
{
member_ = &n;
}
private:
Selector* selector_;
UnionMember* member_;
};
class UnionMember : public virtual Member
{
public:
static Introspection::TypeInfo const&
static_type_info ();
protected:
friend class Graph<Node, Edge>;
UnionMember (Path const& path, unsigned long line)
: Node (path, line), Member (path, line)
{
type_info (static_type_info ());
}
};
class Selector : public virtual Node
{
public:
static Introspection::TypeInfo const&
static_type_info ();
protected:
friend class Graph<Node, Edge>;
Selector () // For virtual inheritance only.
{
type_info (static_type_info ());
}
virtual
~Selector () = 0;
};
class DefaultSelector : public virtual Selector
{
public:
static Introspection::TypeInfo const&
static_type_info ();
protected:
friend class Graph<Node, Edge>;
DefaultSelector (Path const& path, unsigned long line)
: Node (path, line)
{
type_info (static_type_info ());
}
};
class ValueSelector : public virtual Selector,
public virtual Instance
{
public:
static Introspection::TypeInfo const&
static_type_info ();
protected:
friend class Graph<Node, Edge>;
ValueSelector (Path const& path, unsigned long line)
: Node (path, line)
{
type_info (static_type_info ());
}
};
class Union : public virtual Specialization,
public virtual Scope
{
public:
virtual bool
complete () const;
static Introspection::TypeInfo const&
static_type_info ();
protected:
friend class Graph<Node, Edge>;
Union (Path const& path, unsigned long line)
: Node (path, line)
{
type_info (static_type_info ());
}
using Specialization::add_edge_left;
using Specialization::add_edge_right;
using Scope::add_edge_left;
using Scope::add_edge_right;
};
}
}
}
#endif // CCF_IDL2_SEMANTIC_GRAPH_UNION_HPP
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