include/Geant4/G4IosFlagsSaver.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
0004 // *                                                                  *
0005 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
0006 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
0007 // * conditions of the Geant4 Software License,  included in the file *
0008 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
0009 // * include a list of copyright holders.                             *
0010 // *                                                                  *
0011 // * Neither the authors of this software system, nor their employing *
0012 // * institutes,nor the agencies providing financial support for this *
0013 // * work  make  any representation or  warranty, express or implied, *
0014 // * regarding  this  software system or assume any liability for its *
0015 // * use.  Please see the license in the file  LICENSE  and URL above *
0016 // * for the full disclaimer and the limitation of liability.         *
0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
0020 // * By using,  copying,  modifying or  distributing the software (or *
0021 // * any work based  on the software)  you  agree  to acknowledge its *
0022 // * use  in  resulting  scientific  publications,  and indicate your *
0023 // * acceptance of all terms of the Geant4 Software license.          *
0024 // ********************************************************************
0025 //
0026 #ifndef G4IosFlagsSaver_
0027 #define G4IosFlagsSaver_
0028
0029 #include <iostream>
0030
0031 class G4IosFlagsSaver
0032 {
0033 public:
0034   explicit G4IosFlagsSaver(std::ostream& _ios) :
0035       fIO(_ios), fFlags(_ios.flags())
0036   {
0037   }
0038   ~G4IosFlagsSaver()
0039   {
0040     fIO.flags(fFlags);
0041   }
0042
0043 private:
0044   std::ostream& fIO;
0045   std::ios::fmtflags fFlags;
0046 };
0047
0048 #endif
0049