system_values.h

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#ifndef SYSTEM_VALUES_CLASS
#define SYSTEM_VALUES_CLASS
 
/*****************************************************************************\
*                                                                             *
*  Name   : system_values                                                     *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*******************************************************************************
* Copyright (c) 2004-$now By Author.  This program is free software; you can  *
* redistribute it and/or modify it under the terms of the GNU General Public  *
* License as published by the Free Software Foundation; either version 2 of   *
* the License or (at your option) any later version.  This is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/
 
#include <basis/astring.h>
#include <basis/contracts.h>
//#include <structures/static_memory_gremlin.h>
 
namespace configuration {
 
// forward.
class system_values_lookup_list;
 
 
class system_values : public virtual basis::root_object
{
public:
  system_values(const basis::astring &section_tag);
 
  virtual ~system_values();
 
  DEFINE_CLASS_NAME("system_values");
 
  // these provide symbolic versions of the section tag used in the
  // constructor.  these are preferable to using the string constants
  // directly.
  static const char *OUTCOME_VALUES();
  static const char *FILTER_VALUES();
  static const char *EVENT_VALUES();
 
  static const char *DEFAULT_MANIFEST;
 
  bool use_other_manifest(const basis::astring &manifest_file);
 
  virtual basis::astring text_form() const;
 
  bool lookup(int value, basis::astring &symbolic_name, basis::astring &description,
          basis::astring &file_location);
 
  bool lookup(const basis::astring &symbolic_name, int &value, basis::astring &description,
          basis::astring &file_location);
 
  int elements() const;
 
  bool get(int index, basis::astring &symbolic_name, int &value,
           basis::astring &description, basis::astring &file_location);
 
private:
  basis::astring *_tag;  
  system_values_lookup_list *_list;  
  basis::astring *_file;  
 
  bool open_values();  
};
 
} //namespace.
 
#endif