PredefinedString.h

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//
// Class PredefinedString
//   This class is used to parse attributes of type string that should
//   be contained in set of predefined strings.
//
// Copyright (c) 2021, Christof Metzger-Kraus, Open Sourcerer
// All rights reserved
//
// This file is part of OPAL.
//
// OPAL 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 3 of the License, or
// (at your option) any later version.
//
// You should have received a copy of the GNU General Public License
// along with OPAL. If not, see <https://www.gnu.org/licenses/>.
//
#ifndef OPAL_PredefinedString_HH
#define OPAL_PredefinedString_HH
 
#include "AbstractObjects/Attribute.h"
#include "AbstractObjects/AttributeHandler.h"
 
#include <set>
 
namespace Attributes {
 
    class PredefinedString : public AttributeHandler {
    public:
        //  Assign attribute name and help string.
        PredefinedString(
                const std::string& name, const std::string& help,
                const std::initializer_list<std::string>& predefinedStrings,
                const std::string& defaultValue = "_HAS_NO_DEFAULT_");
 
        virtual ~PredefinedString();
 
        virtual const std::string& getType() const;
 
        virtual void parse(Attribute&, Statement&, bool) const;
 
    private:
        // Not implemented.
        PredefinedString();
        PredefinedString(const PredefinedString&);
        void operator=(const PredefinedString&);
 
        std::set<std::string> predefinedStrings_m;
    };
 
};  // namespace Attributes
 
#endif