54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
/*
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Copyright (C) 2010 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __libpbd_epa_h__
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#define __libpbd_epa_h__
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#include <map>
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#include <string>
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#include "pbd/libpbd_visibility.h"
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namespace PBD {
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class LIBPBD_API EnvironmentalProtectionAgency {
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public:
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EnvironmentalProtectionAgency (bool arm = true, const std::string& envname = std::string());
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~EnvironmentalProtectionAgency ();
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void arm ();
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void save ();
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void restore () const;
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static EnvironmentalProtectionAgency* get_global_epa () { return _global_epa; }
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static void set_global_epa (EnvironmentalProtectionAgency* epa) { _global_epa = epa; }
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private:
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void clear () const;
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bool _armed;
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std::string _envname;
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std::map<std::string,std::string> e;
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static EnvironmentalProtectionAgency* _global_epa;
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};
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}
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#endif /* __libpbd_epa_h__ */
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