Teuchos_Handleable.hpp

00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //                    Teuchos: Common Tools Package
00005 //                 Copyright (2004) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef TEUCHOS_HANDLEABLE_HPP
00030 #define TEUCHOS_HANDLEABLE_HPP
00031 
00032 #include "Teuchos_ConfigDefs.hpp"
00033 #include "Teuchos_RCP.hpp"
00034 
00035 
00036 namespace Teuchos 
00037 {
00052   template <typename Base> 
00053   class ConstHandleable 
00054   {
00055   public:
00057     virtual ~ConstHandleable(){}
00058 
00061     virtual RCP<const Base> getConstRcp() const = 0 ;
00062   };
00063 
00078   template <typename Base> 
00079   class Handleable : public virtual ConstHandleable<Base>
00080   {
00081   public:
00082 
00084     virtual ~Handleable(){;}
00085 
00087     virtual RCP<Base> getRcp() = 0 ;
00088 
00089   };
00090 }
00091 
00092 
00106 #define TEUCHOS_GET_RCP(Base)                                           \
00107   virtual Teuchos::RCP<const Base > getConstRcp() const {return rcp(this);} \
00108   virtual Teuchos::RCP<Base > getRcp() {return rcp(this);} 
00109 
00121 #define TEUCHOS_GET_CONST_RCP(Base) \
00122 virtual Teuchos::RCP<const Base > getConstRcp() const {return rcp(this);}
00123 
00124 
00125 
00126 
00127 #endif // TEUCHOS_HANDLEABLE_HPP

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