/*

Copyright (C) 1993-2016 John W. Eaton

This file is part of Octave.

Octave 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.

Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#if ! defined (octave_octave_preserve_stream_state_h)
#define octave_octave_preserve_stream_state_h 1

#include "octave-config.h"

class
octave_preserve_stream_state
{
public:

  octave_preserve_stream_state (std::ios& s)
    : stream (s), oflags (s.flags ()), oprecision (s.precision ()),
      owidth (s.width ()), ofill (s.fill ())
  { }

  ~octave_preserve_stream_state (void)
  {
    stream.flags (oflags);
    stream.precision (oprecision);
    stream.width (owidth);
    stream.fill (ofill);
  }

private:

  std::ios& stream;
  std::ios::fmtflags oflags;
  std::streamsize oprecision;
  int owidth;
  char ofill;
};

#endif

