TGRedirectOutputGuard.h

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// @(#)root/gui:$Id$
// Author: G. Ganis   10/10/2005
 
/*************************************************************************
 * Copyright (C) 1995-2021, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#ifndef ROOT_TGRedirectOutputGuard
#define ROOT_TGRedirectOutputGuard
 
 
#include "TString.h"
 
class TGTextView;
 
class TGRedirectOutputGuard {
 
private:
   TString      fLogFile;
   Bool_t       fTmpFile;
   TGTextView  *fTextView;
   FILE        *fLogFileRead;
 
private:
   TGRedirectOutputGuard(const TGRedirectOutputGuard&) = delete;
   TGRedirectOutputGuard &operator=(const TGRedirectOutputGuard&) = delete;
 
public:
   TGRedirectOutputGuard(TGTextView *tv,
                         const char *flog = nullptr, const char *mode = "a");
   virtual ~TGRedirectOutputGuard();
 
   void Update(); // Update window with file content
 
   ClassDef(TGRedirectOutputGuard,0)  // Exception safe output redirection
};
 
#endif