configuration.h

Go to the documentation of this file.

//======================================================================
// File:        configuration.h
// Author:      Matthias Toussaint
// Created:     Sun Dec  3 10:31:50 CET 2006
// Project:     QtDMM
// Description: Commandline parsing and configuration file reading
//----------------------------------------------------------------------
// This file  may  be used under  the terms of  the GNU  General Public
// License  version 2.0 as published   by the Free Software  Foundation
// and appearing  in the file LICENSE.GPL included  in the packaging of
// this file.
// 
// This file is provided AS IS with  NO WARRANTY OF ANY KIND, INCLUDING 
// THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
// PURPOSE.
//----------------------------------------------------------------------
// Copyright 2006 Matthias Toussaint
//======================================================================

#ifndef CONFIGURATION_HH
#define CONFIGURATION_HH

#include <vector>
#include <string>
#include <sstream>

class Configuration
{
public:
  Configuration();
  ~Configuration();
      
  class Option
  {
  public:
    Option( const std::string & _shortOption, 
            const std::string & _longOption,
          bool _hasParameter, const std::string & _description ) :
      shortOption( _shortOption ),
    longOption( _longOption ),
    hasParameter( _hasParameter ),
    description( _description )
    {
    }
    std::string shortOption;
    std::string longOption;
    bool hasParameter;
    std::string description;
  };
        
  class OptionEntry
  {
  public:
    OptionEntry( const std::string & _key, 
                  const std::string & _value ) :
      key( _key ),
      value( _value )
    {
    }
    std::string key;
    std::string value;
  };
  void addOption( const Option & );
  bool setCommandLine( int argc, char **argv );
  
  typedef std::vector<Option> OptionList;
  typedef std::vector<OptionEntry> EntryList;
  
  bool hasKey( const std::string & key ) const;
  std::string value( const std::string & key ) const;
  int intValue( const std::string & key ) const;
  bool loadFile( const std::string & filename );
  void setHelpText( const std::string & text ) { m_helpText = text; }
  std::string helpText() const;

  void printEntries() const;
  
protected:
  OptionList m_option;
  EntryList  m_entry;
  std::string m_helpText;
  
  int findOption( const std::string & optionText ) const;
  int findShort( const std::string & optionText ) const;
  int findLong( const std::string & optionText ) const;
  int findEntry( const std::string & key ) const;
  void insertEntry( const std::string & key, 
                    const std::string & value );
};

#endif // CONFIGURATION_HH

---