formattingEntry.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2023 Sergey Lesnik
    Copyright (C) 2023-2024 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM 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.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::formattingEntry
 
Description
    A dictionary entry writing only contents by default, used to save
    formatting symbols for the final output
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_formattingEntry_H
#define Foam_formattingEntry_H
 
#include "primitiveEntry.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                       Class formattingEntry Declaration
\*---------------------------------------------------------------------------*/
 
class formattingEntry
:
    public primitiveEntry
{
    // Private Data
 
        //- The output visibility
        bool active_ = true;
 
public:
 
    // Static Member Functions
 
        //- Generate an entry keyword: "__format-entry__NNN".
        //- The generated names are unlikely to collide with user dictionaries
        static keyType defaultName(label n)
        {
            return keyType
            (
                "__format-entry__" + std::to_string(n),
                keyType::LITERAL
            );
        }
 
 
    // Constructors
 
        //- Inherit all constructors from primitiveEntry
        using primitiveEntry::primitiveEntry;
 
        //- Construct with character data, using the provided keyword
        formattingEntry(const keyType& key, const char* s, std::streamsize len);
 
        //- Construct with character data, using the provided keyword
        formattingEntry(const keyType& key, const std::string& content);
 
        //- Construct with character data, using the provided keyword
        formattingEntry(const keyType& key, std::string&& content);
 
        //- Construct with character data, using a generated keyword
        formattingEntry(const label n, const char* s, std::streamsize len)
        :
            formattingEntry(defaultName(n), s, len)
        {}
 
        //- Construct with character data, using a generated keyword
        formattingEntry(const label n, const std::string& content)
        :
            formattingEntry(defaultName(n), content)
        {}
 
        //- Construct with character data, using a generated keyword
        formattingEntry(const label n, std::string&& content)
        :
            formattingEntry(defaultName(n), std::move(content))
        {}
 
        //- Construct with token data, using a generated keyword
        formattingEntry(const label n, token&& tok, bool visible=true)
        :
            primitiveEntry(defaultName(n), std::move(tok)),
            active_(visible)
        {}
 
        //- Clone the entry
        virtual autoPtr<entry> clone(const dictionary&) const
        {
            return autoPtr<entry>(new formattingEntry(*this));
        }
 
 
    // Factory Methods
 
 
    // Member Functions
 
        //- Set output visibility on/off.
        //  \return the previous value
        bool active(bool on) noexcept
        {
            bool old(active_);
            active_ = on;
            return old;
        }
 
        //- Get the output visibility
        bool active() const noexcept
        {
            return active_;
        }
 
        //- Write content without the keyword.
        //  Special properties:
        //  - ignores any bad tokens on output.
        virtual void write(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //