auto
  +   €l–Эm_J*n-jm@?pLЬhJbСїА„Ая_†I|ҐЏ+ДГ ?ч     // * This makes emacs happy -*-Mode: C++;-*-
// vile:cppmode
/****************************************************************************
 * Copyright 2019-2020,2021 Thomas E. Dickey                                *
 * Copyright 1998-2012,2014 Free Software Foundation, Inc.                  *
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 ****************************************************************************/

/****************************************************************************
 *   Author: Juergen Pfeifer, 1997                                          *
 ****************************************************************************/

// $Id: cursesf.h,v 1.38 2021/04/17 18:11:08 tom Exp $

#ifndef NCURSES_CURSESF_H_incl
#define NCURSES_CURSESF_H_incl 1

#include <cursesp.h>

#ifndef __EXT_QNX
#include <string.h>
#endif

extern "C" {
#  include <form.h>
}
//
// -------------------------------------------------------------------------
// The abstract base class for builtin and user defined Fieldtypes.
// -------------------------------------------------------------------------
//
class NCURSES_CXX_IMPEXP NCursesFormField; // forward declaration

// Class to represent builtin field types as well as C++ written new
// fieldtypes (see classes UserDefineFieldType...
class NCURSES_CXX_IMPEXP NCursesFieldType
{
  friend class NCursesFormField;

protected:
  FIELDTYPE* fieldtype;

  inline void OnError(int err) const THROW2(NCursesException const, NCursesFormException) {
    if (err!=E_OK)
      THROW(new NCursesFormException (err));
  }

  NCursesFieldType(FIELDTYPE *f) : fieldtype(f) {
  }

  virtual ~NCursesFieldType() {}

  // Set the fields f fieldtype to this one.
  virtual void set(NCursesFormField& f) = 0;

public:
  NCursesFieldType()
    : fieldtype(STATIC_CAST(FIELDTYPE*)(0))
  {
  }

  NCursesFieldType& operator=(const NCursesFieldType& rhs)
  {
    if (this != &rhs) {
      *this = rhs;
    }
    return *this;
  }

  NCursesFieldType(const NCursesFieldType& rhs)
    : fieldtype(rhs.fieldtype)
  {
  }

};

//
// -------------------------------------------------------------------------
// The class representing a forms field, wrapping the lowlevel FI