/*
 *      Turbo Vision - Version 2.0
 *
 *      Copyright (c) 1994 by Borland International
 *      All Rights Reserved.
 *

Modified by Robert H”hne to be used for RHIDE.

 *
 *
 */

/* ------------------------------------------------------------------------*/
/*                                                                         */
/*   class TStreamable                                                     */
/*                                                                         */
/*   This is the base class for all storable objects.  It provides         */
/*   three member functions, streamableName(), read(), and write(), which  */
/*   must be overridden in every derived class.                            */
/*                                                                         */
/* ------------------------------------------------------------------------*/

#if defined( Uses_TStreamable ) && !defined( __TStreamable )
#define __TStreamable

class TStreamable
{

    friend class opstream;
    friend class ipstream;

private:

    virtual const char *streamableName() const = 0;

protected:

    virtual void *read( ipstream& ) = 0;
    virtual void write( opstream& ) = 0;

};

#endif  // Uses_TStreamable

