single_value_config.hpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: single_value_config.hpp,v $
 * PRODUCTION Revision 1000.0  2004/04/12 18:17:35  gouriano
 * PRODUCTION PRODUCTION: IMPORTED [CATCHUP_003] Dev-tree R1.3
 * PRODUCTION
 * ===========================================================================
 */

#ifndef GUI_CONFIG___SINGLE_VALUE_HPP
#define GUI_CONFIG___SINGLE_VALUE_HPP

/* $Id: single_value_config.hpp,v 1000.0 2004/04/12 18:17:35 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Author:  Robert G. Smith
 *
 */
 
 /**
 * File Description:
 */

// #include <gui/config/settings_set.hpp>
#include <corelib/ncbistr.hpp>
#include <util/static_map.hpp>

BEGIN_NCBI_SCOPE

class SingleValueFactoryDefault
    : public IFactoryDefaultSettings
{
public:
    SingleValueFactoryDefault(const string& s) : m_str(s) {}
    virtual ~SingleValueFactoryDefault() {}
    string   Get(const string& key) const { return m_str; }
private:
    const string  m_str;
};


template <typename ValueType>
class CSingleValueConfig
{
public:
    
    typedef pair<const string, ValueType> TStrValType;
    typedef CStaticArrayMap<const string, ValueType, PCase> TStrValMapType;


    CSingleValueConfig() 
       : m_ValuesMap(sc_Values, sizeof(sc_Values))
    {}

    virtual ~CSingleValueConfig() {}
    
    /// convert between current settings and the PluginConfigCache.
    bool    SetValueFromStr(const string& value_str)
    {               
        typename TStrValMapType::const_iterator val_it =
            m_ValuesMap.find(value_str);
        if (val_it == m_ValuesMap.end()) {
            return false;
        }
        m_Value = val_it->second;
        return true;
    }

    virtual bool GetStrFromValue(string& value_str) const
    {
        ITERATE( typename TStrValMapType, val_it, m_ValuesMap) {
            if (val_it->second == m_Value) {
                value_str = val_it->first;
                return true;
            }
        }        
        return false;
    }

    ValueType       GetValue() const        { return m_Value; }
    void            SetValue(ValueType v)   { m_Value = v; }
    
protected:
    static const TStrValType sc_Values[];
private:
    const TStrValMapType m_ValuesMap;
    
    ValueType   m_Value;

};



END_NCBI_SCOPE


/*
* ===========================================================================
*
* $Log: single_value_config.hpp,v $
* Revision 1000.0  2004/04/12 18:17:35  gouriano
* PRODUCTION: IMPORTED [CATCHUP_003] Dev-tree R1.3
*
* Revision 1.3  2004/03/16 15:36:06  vasilche
* Added required typename keyword
*
* Revision 1.2  2004/03/02 16:34:22  rsmith
* move typedefs up to avoid compiler warnings.
*
* Revision 1.1  2004/02/04 21:25:40  rsmith
* initial checkin
*
*
* ===========================================================================
*/

#endif // GUI_CONFIG___SINGLE_VALUE_HPP