Callback.H

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License
    This file is part of OpenFOAM.

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    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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Class
    Foam::Callback

Description
    Abstract class to handle automatic call-back registration with the
    CallbackRegistry.  Derive from this class and extend by adding the
    appropriate callback functions.

SourceFiles
    Callback.C

\*---------------------------------------------------------------------------*/

#ifndef Callback_H
#define Callback_H

#include "CallbackRegistry.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

/*---------------------------------------------------------------------------*\
                          Class Callback Declaration
\*---------------------------------------------------------------------------*/

template<class CallbackType>
class Callback
:
    public CallbackRegistry<CallbackType>::link
{
    // Private Data

        //- CallbackRegistry reference
        CallbackRegistry<CallbackType>& cbr_;


public:

    // Constructors

        //- Construct and register with CallbackRegistry
        Callback(CallbackRegistry<CallbackType>&);

        //- Copy constructor
        Callback(const Callback<CallbackType>&);


    //- Destructor
    virtual ~Callback();


    // Member Functions

        // Registration

            //- Register Callback with CallbackRegistry
            bool checkIn();

            //- Check-out Callback from CallbackRegistry
            bool checkOut();


    // Member Operators

        //- Disallow default bitwise assignment
        void operator=(const Callback<CallbackType>&) = delete;
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#ifdef NoRepository
    #include "Callback.C"
#endif

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //