Callback.H

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    Copyright (C) 2011-2016 OpenFOAM Foundation
-------------------------------------------------------------------------------
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.
 
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    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::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_;
 
 
    // Private Member Functions
 
        //- No copy assignment
        void operator=(const Callback<CallbackType>&) = delete;
 
 
public:
 
    // Constructors
 
        //- Construct and register with CallbackRegistry
        Callback(CallbackRegistry<CallbackType>&);
 
        //- Construct as copy
        Callback(const Callback<CallbackType>&);
 
 
    //- Destructor
    virtual ~Callback();
 
 
    // Member functions
 
        // Registration
 
            //- Register Callback with CallbackRegistry
            bool checkIn();
 
            //- Check-out Callback from CallbackRegistry
            bool checkOut();
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "Callback.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //