KiCad PCB EDA Suite
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scoped_set_reset.h
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1/*
2 * This program source code file is part of KiCad, a free EDA CAD application.
3 *
4 * Copyright (C) 2016 KiCad Developers, see AUTHORS.txt for contributors.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, you may find one here:
18 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
19 * or you may search the http://www.gnu.org website for the version 2 license,
20 * or you may write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
24#ifndef __SCOPED_SET_RESET_H
25#define __SCOPED_SET_RESET_H
26
27#include <functional>
28
45template <typename VAL_TYPE>
47{
48public:
49
50 SCOPED_SET_RESET( VAL_TYPE& target, VAL_TYPE value ):
51 m_target( target )
52 {
53 m_original = target;
54 m_target = value;
55 }
56
61 {
63 }
64
65private:
66 VAL_TYPE m_original;
67 VAL_TYPE& m_target;
68};
69
70
76template <typename Func>
78{
79public:
80 SCOPED_EXECUTION(Func initFunc, Func destroyFunc) :
81 m_initFunc(initFunc), m_destroyFunc(destroyFunc)
82 {
83 m_initFunc();
84 }
85
87 {
89 }
90
91private:
94};
95
96#endif // __SCOPED_SET_RESET_H
RAII class that executes a function at construction and another at destruction.
SCOPED_EXECUTION(Func initFunc, Func destroyFunc)
RAII class that sets an value at construction and resets it to the original value at destruction.
~SCOPED_SET_RESET()
Destruct the class, and return the target to its original value.
SCOPED_SET_RESET(VAL_TYPE &target, VAL_TYPE value)