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Diffstat (limited to 'xsde/cxx/parser/impl-header.cxx')
| -rw-r--r-- | xsde/cxx/parser/impl-header.cxx | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/xsde/cxx/parser/impl-header.cxx b/xsde/cxx/parser/impl-header.cxx new file mode 100644 index 0000000..5d15ed2 --- /dev/null +++ b/xsde/cxx/parser/impl-header.cxx @@ -0,0 +1,309 @@ +// file : xsde/cxx/parser/impl-header.cxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC +// license : GNU GPL v2 + exceptions; see accompanying LICENSE file + +#include <cxx/parser/impl-header.hxx> + +#include <xsd-frontend/semantic-graph.hxx> +#include <xsd-frontend/traversal.hxx> + +namespace CXX +{ + namespace Parser + { + namespace + { + struct Enumeration: Traversal::Enumeration, Context + { + Enumeration (Context& c) + : Context (c) + { + } + + virtual Void + traverse (Type& e) + { + String const& name (eimpl (e)); + String const& ret (ret_type (e)); + SemanticGraph::Type& base (e.inherits ().base ()); + + os << "class " << name << ": " << "public " << + (mixin ? "virtual " : "") << ename (e); + + if (mixin) + os << "," << endl + << " public " << fq_name (base, "p:impl"); + + os << "{" + << "public:" << endl; + + if (tiein) + os << name << " ();" + << endl; + + os << "virtual void" << endl + << "pre ();" + << endl + << "virtual " << ret << endl + << post_name (e) << " ();"; + + if (tiein) + os << endl + << "private:" << endl + << fq_name (base, "p:impl") << " base_impl_;"; + + os << "};"; + } + }; + + // + // + struct List: Traversal::List, Context + { + List (Context& c) + : Context (c) + { + } + + virtual Void + traverse (Type& l) + { + String const& name (eimpl (l)); + SemanticGraph::Type& t (l.argumented ().type ()); + + String item (unclash (ename (l), "item")); + + os << "class " << name << ": public " << + (mixin ? "virtual " : "") << ename (l) + << "{" + << "public:" << endl + << "virtual void" << endl + << "pre ();" + << endl; + + // item + // + String const& arg (arg_type (t)); + + os << "virtual void" << endl + << item; + + if (arg == L"void") + os << " ();"; + else + os << " (" << arg << ");"; + + os << endl; + + // post + // + String const& ret (ret_type (l)); + + os << "virtual " << ret << endl + << post_name (l) << " ();" + << "};"; + } + }; + + struct Union: Traversal::Union, Context + { + Union (Context& c) + : Context (c) + { + } + + virtual Void + traverse (Type& u) + { + String const& name (eimpl (u)); + String const& ret (ret_type (u)); + + os << "class " << name << ": public " << + (mixin ? "virtual " : "") << ename (u) + << "{" + << "public:" << endl + << "virtual void" << endl + << "pre ();" + << endl + << "virtual void" << endl + << "_characters (const " << string_type << "&);" + << endl + << "virtual " << ret << endl + << post_name (u) << " ();" + << "};"; + } + }; + + + // + // + struct ParticleCallback: Traversal::Element, Context + { + ParticleCallback (Context& c) + : Context (c) + { + } + + virtual Void + traverse (SemanticGraph::Element& e) + { + String const& arg (arg_type (e.type ())); + + os << "virtual void" << endl + << ename (e); + + if (arg == L"void") + os << " ();"; + else + os << " (" << arg << ");"; + + os << endl; + } + }; + + struct AttributeCallback: Traversal::Attribute, Context + { + AttributeCallback (Context& c) + : Context (c) + { + } + + virtual Void + traverse (SemanticGraph::Attribute& a) + { + String const& arg (arg_type (a.type ())); + + os << "virtual void" << endl + << ename (a); + + if (arg == L"void") + os << " ();"; + else + os << " (" << arg << ");"; + + os << endl; + } + }; + + + // + // + struct Complex : Traversal::Complex, Context + { + Complex (Context& c) + : Context (c), + particle_callback_ (c), + attribute_callback_ (c) + { + contains_compositor_callback_ >> compositor_callback_; + compositor_callback_ >> contains_particle_callback_; + contains_particle_callback_ >> compositor_callback_; + contains_particle_callback_ >> particle_callback_; + + names_attribute_callback_ >> attribute_callback_; + } + + virtual Void + traverse (Type& c) + { + Boolean hb (c.inherits_p ()); + Boolean he (has<Traversal::Element> (c)); + Boolean ha (has<Traversal::Attribute> (c)); + + String const& name (eimpl (c)); + String const& ret (ret_type (c)); + + os << "class " << name << ": public " << + (mixin ? "virtual " : "") << ename (c); + + if (mixin && hb) + os << "," << endl + << " public " << fq_name (c.inherits ().base (), "p:impl"); + + os << "{" + << "public:" << endl; + + if (tiein && hb) + os << name << " ();" + << endl; + + os << "virtual void" << endl + << "pre ();" + << endl; + + // In case of an inheritance-by-restriction, we don't need to + // generate parser callbacks, etc. since they are the same as + // in the base. + // + if (!restriction_p (c)) + { + if (ha) + { + os << "// Attributes." << endl + << "//" << endl; + + names (c, names_attribute_callback_); + } + + if (he) + { + os << "// Elements." << endl + << "//" << endl; + + contains_compositor (c, contains_compositor_callback_); + } + } + + os << "virtual " << ret << endl + << post_name (c) << " ();"; + + if (tiein && hb) + os << endl + << "private:" << endl + << fq_name (c.inherits ().base (), "p:impl") << " base_impl_;"; + + os << "};"; + } + + private: + Traversal::Compositor compositor_callback_; + ParticleCallback particle_callback_; + Traversal::ContainsCompositor contains_compositor_callback_; + Traversal::ContainsParticle contains_particle_callback_; + + AttributeCallback attribute_callback_; + Traversal::Names names_attribute_callback_; + }; + } + + Void + generate_impl_header (Context& ctx) + { + Traversal::Schema schema; + + Traversal::Sources sources; + Includes includes (ctx, Includes::impl_header); + Traversal::Names schema_names; + + Namespace ns (ctx); + Traversal::Names names; + + schema >> includes; + schema >> sources >> schema; + schema >> schema_names >> ns >> names; + + List list (ctx); + Union union_ (ctx); + Complex complex (ctx); + Enumeration enumeration (ctx); + + names >> list; + names >> union_; + names >> complex; + names >> enumeration; + + schema.dispatch (ctx.schema_root); + } + } +} |