text: //-----------------------------------------------------------------------------
  //  (c) 2006 by Basler Vision Technologies
  //  Section: Vision Components
  //  Project: GenApi
  //  Author:  Fritz Dierks
  //  $Header$
  //
  //  License: This file is published under the license of the EMVA GenICam  Standard Group.
  //  A text file describing the legal terms is included in  your installation as 'GenICam_license.pdf'.
  //  If for some reason you are missing  this file please contact the EMVA or visit the website
  //  (http://www.genicam.org) for a full copy.
  //
  //  THIS SOFTWARE IS PROVIDED BY THE EMVA GENICAM STANDARD GROUP "AS IS"
  //  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  //  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  //  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE EMVA GENICAM STANDARD  GROUP
  //  OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,  SPECIAL,
  //  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT  LIMITED TO,
  //  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,  DATA, OR PROFITS;
  //  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY  THEORY OF LIABILITY,
  //  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT  (INCLUDING NEGLIGENCE OR OTHERWISE)
  //  ARISING IN ANY WAY OUT OF THE USE  OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  //  POSSIBILITY OF SUCH DAMAGE.
  //-----------------------------------------------------------------------------
  /*!
  \file
  \brief  Definition of interface IBase
  \ingroup GenApi_PublicInterface
  */
  
  
  #ifndef GENAPI_IBASE_H
  #define GENAPI_IBASE_H
  
  #include <GenApi/GenApiDll.h>
  #include <GenApi/Types.h>
  #include <GenApi/Reference.h>
  
  #pragma warning ( push )
  #pragma warning ( disable : 4251 ) // XXX needs to have dll-interface to be used by clients of class YYY
  
  namespace GENAPI_NAMESPACE
  {
      //*************************************************************
      // IBase interface
      //*************************************************************
  
      /**
      \brief Base interface common to all nodes
      \ingroup GenApi_PublicInterface
      */
      interface GENAPI_DECL_ABSTRACT IBase
      {
          //! Get the access mode of the node
          virtual EAccessMode GetAccessMode() const = 0;
  
  		//! Virtual destructor enforcing virtual destructor on all derived classes
  		virtual ~IBase() = 0;
      };
  
  	// Implementation required for Windows only.
  	// Note: the C++ standard >= 11 prohibit pure virtual destructors with a function body
  	// in the declaration. Consequently gcc 4.0 and newer reject an inline implementation
  	// in the class.
  	inline IBase::~IBase()
  	{
  		// do nothing
  	}
  
      //*************************************************************
      // CBaseRef class
      //*************************************************************
  
  #ifndef DOXYGEN_IGNORE
  
      /**
      \internal
      \brief Reference to an IBase pointer
      \ingroup GenApi_PublicImpl
      */
      template <class T, class I=T>
      class CBaseRefT : public CReferenceT<T, I>
      {
          typedef CReferenceT<T, I> ref;
  
      public:
          /*--------------------------------------------------------*/
          // IBase
          /*--------------------------------------------------------*/
  
          //! Get the access mode of the node
          virtual EAccessMode GetAccessMode() const
          {
              if(ref::m_Ptr)
                  return ref::m_Ptr->GetAccessMode();
              else
                  return NI;
          }
  
      };
  
      //! Reference to an IBase pointer
      //! \ingroup GenApi_PublicImpl
      typedef CBaseRefT<IBase> CBaseRef;
  
  #endif
  
  }
  #pragma warning ( pop )
  
  #endif // ifndef GENAPI_IBASE_H
  