TAO/TAO_IDL/be/be_visitor_enum/enum_ch.cpp


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//
// $Id$
//

// ============================================================================
//
// = LIBRARY
//    TAO IDL
//
// = FILENAME
//    enum_ch.cpp
//
// = DESCRIPTION
//    Visitor generating code for Enums in the client header
//
// = AUTHOR
//    Aniruddha Gokhale
//
// ============================================================================

#include	"idl.h"
#include	"idl_extern.h"
#include	"be.h"

#include "be_visitor_enum.h"

ACE_RCSID(be_visitor_enum, enum_ch, "$Id$")


// ********************************************************************
// Visitor implementation for the Enum type
// This one for the client header file
// ********************************************************************

be_visitor_enum_ch::be_visitor_enum_ch (be_visitor_context *ctx)
  : be_visitor_scope (ctx)
{
}

be_visitor_enum_ch::~be_visitor_enum_ch (void)
{
}

// visit the Enum_Ch node and its scope
int
be_visitor_enum_ch::visit_enum (be_enum *node)
{
  TAO_OutStream *os = this->ctx_->stream ();
  this->ctx_->comma (1); // comma to be generated by the scope visitor

  if (!node->cli_hdr_gen () && !node->imported ())
    {
      os->indent (); // start from whatever indentation level we were at
      *os << "enum " << node->local_name () << be_nl;
      *os << "{\n";
      os->incr_indent ();
       if (this->visit_scope (node) == 1)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_enum_ch::"
                             "visit_enum - "
                             "scope generation failed\n"
                             ), -1);
        }

      os->decr_indent ();
      *os << "};" << be_nl;
      // As per the ORBOS spec, we need the following typedef
      *os << "typedef " << node->local_name () << " &" << node->local_name ()
          << "_out;\n";

      // by using a visitor to declare and define the TypeCode, we have the
      // added advantage to conditionally not generate any code. This will be
      // based on the command line options. This is still TO-DO
      be_visitor *visitor;
      be_visitor_context ctx (*this->ctx_);
      ctx.state (TAO_CodeGen::TAO_TYPECODE_DECL);
      visitor = tao_cg->make_visitor (&ctx);
      if (!visitor || (node->accept (visitor) == -1))
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "(%N:%l) be_visitor_enum_ch::"
                             "visit_enum - "
                             "TypeCode declaration failed\n"
                             ), -1);
        }

      node->cli_hdr_gen (I_TRUE);
    }
  return 0;
}

int
be_visitor_enum_ch::post_process (be_decl *bd)
{
  TAO_OutStream *os = this->ctx_->stream ();

  // Am I the last one?
  if (!this->last_node (bd))
    *os << "," << be_nl;
  return 0;
}

int
be_visitor_enum_ch::visit_enum_val (be_enum_val *node)
{
  TAO_OutStream *os = this->ctx_->stream ();

  os->indent ();
  *os << node->local_name ();

  return 0;
}