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/*
This file is part of Charm, a task-based time tracking application.
Copyright (C) 2009-2018 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Frank Osterfeld <frank.osterfeld@kdab.com>
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, see <http://www.gnu.org/licenses/>.
*/
#ifndef TEMPORARYVALUE_H
#define TEMPORARYVALUE_H
template<typename T>
struct TemporaryValue {
explicit TemporaryValue(T &x, const T &value)
: m_x(x)
, m_oldValue(x)
{
m_x = value;
}
~TemporaryValue()
{
m_x = m_oldValue;
}
T &m_x;
const T m_oldValue;
};
#endif
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