FileOptions.hpp

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#ifndef FILE_OPTIONS_HPP
#define FILE_OPTIONS_HPP

#include <string>
#include <vector>
#include "CubitDefines.h"

/* file option type */
enum FOErrorCode
{
  FO_SUCCESS = 0,
  FO_TYPE_OUT_OF_RANGE,
  FO_ENTITY_NOT_FOUND,
  FO_FAILURE
};

class FileOptions {
public:

  /*\param options_string The concatenation of a list of 
   *          options, separated either by the default separator
   *          (semicolon) with a custom separator specified at
   *          the beginning of the string (semicolon followed by
   *          destired separator character.)
   */
  FileOptions( const char* option_string );
  
  FileOptions( const FileOptions& copy );
  FileOptions& operator=( const FileOptions& copy );
  
  ~FileOptions();
  
  FOErrorCode get_null_option( const char* name ) const;
  
  FOErrorCode get_int_option( const char* name, int& value ) const;
  
  FOErrorCode get_real_option( const char* name, double& value ) const;
  
  FOErrorCode get_str_option( const char* name, std::string& value ) const;
  
  FOErrorCode get_option( const char* name, std::string& value ) const;
  
  FOErrorCode match_option( const char* name, const char* const* values, int& index ) const;
  
  FOErrorCode match_option( const char* name, const char* value ) const;
  
  FOErrorCode get_ints_option( const char* name, std::vector<int>& values) const;
  
  inline unsigned size() const 
    { return mOptions.size(); }
  
  inline bool empty() const 
    { return mOptions.empty(); }
  
  void get_options( std::vector<std::string>& list ) const;
  
private:
  
  FOErrorCode get_option( const char* name, const char*& value) const;

  char* mData;
  std::vector<const char*> mOptions;

  static bool compare( const char* name, const char* option );
};

#endif