kicad/include/locale_io.h

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2020-10-24 01:38:50 +00:00
/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 1992-2020 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef LOCALE_IO_H
#define LOCALE_IO_H
#include <atomic>
#include <string>
class wxLocale;
/**
* Instantiate the current locale within a scope in which you are expecting
* exceptions to be thrown.
*
* The constructor sets a "C" language locale option, to read/print files with floating
* point numbers. The destructor insures that the default locale is restored if an
* exception is thrown or not.
*/
class LOCALE_IO
{
public:
LOCALE_IO();
~LOCALE_IO();
private:
// allow for nesting of LOCALE_IO instantiations
static std::atomic<unsigned int> m_c_count;
// The locale in use before switching to the "C" locale
// (the locale can be set by user, and is not always the system locale)
std::string m_user_locale;
wxLocale* m_wxLocale;
};
#endif