CPPDataMember.h

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#ifndef CPYRT_CPPDATAMEMBER_H
#define CPYRT_CPPDATAMEMBER_H
 
// Bindings
#include "Converters.h"
 
// Standard
#include <string>
 
namespace cppjit::cpyrt {
 
class CPPInstance;
 
class CPPDataMember {
public:
  void Set(interop::TCppScope_t scope, interop::TCppScope_t var);
  void Set(interop::TCppScope_t scope, const std::string& name, void* address);
 
  std::string GetName();
  void* GetAddress(CPPInstance* pyobj /* owner */);
 
public: // public, as the python C-API works with C structs
  PyObject_HEAD intptr_t fOffset;
  long fFlags;
  Converter* fConverter;
  interop::TCppScope_t fScope;
  interop::TCppScope_t fEnclosingScope;
  PyObject* fDescription;
  PyObject* fDoc;
 
  // TODO: data members should have a unique identifier, just like methods,
  // so that reflection information can be recovered post-initialization
  std::string fFullType;
 
private: // private, as the python C-API will handle creation
  CPPDataMember() = delete;
};
 
//- property proxy for C++ data members, type and type verification ----------
extern PyTypeObject CPPDataMember_Type;
 
template <typename T> inline bool CPPDataMember_Check(T* object) {
  return object && PyObject_TypeCheck(object, &CPPDataMember_Type);
}
 
template <typename T> inline bool CPPDataMember_CheckExact(T* object) {
  return object && Py_TYPE(object) == &CPPDataMember_Type;
}
 
//- creation -----------------------------------------------------------------
inline CPPDataMember* CPPDataMember_New(interop::TCppScope_t scope,
                                        interop::TCppScope_t var) {
  // Create an initialize a new property descriptor, given the C++ datum.
  CPPDataMember* pyprop = (CPPDataMember*)CPPDataMember_Type.tp_new(
      &CPPDataMember_Type, nullptr, nullptr);
  pyprop->Set(scope, var);
  return pyprop;
}
 
inline CPPDataMember* CPPDataMember_NewConstant(interop::TCppScope_t scope,
                                                const std::string& name,
                                                void* address) {
  // Create an initialize a new property descriptor, given the C++ datum.
  CPPDataMember* pyprop = (CPPDataMember*)CPPDataMember_Type.tp_new(
      &CPPDataMember_Type, nullptr, nullptr);
  pyprop->Set(scope, name, address);
  return pyprop;
}
 
} // namespace cppjit::cpyrt
 
#endif // !CPYRT_CPPDATAMEMBER_H