1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2009.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/move for documentation.
//
//////////////////////////////////////////////////////////////////////////////
#ifndef BOOST_MOVE_TEST_MOVABLE_HPP
#define BOOST_MOVE_TEST_MOVABLE_HPP
//[movable_definition
//header file "movable.hpp"
#include <boost/move/core.hpp>
#include <boost/move/traits.hpp>
//A movable class
class movable
{
BOOST_MOVABLE_BUT_NOT_COPYABLE(movable)
int value_;
public:
movable() : value_(1){}
//Move constructor and assignment
movable(BOOST_RV_REF(movable) m)
{ value_ = m.value_; m.value_ = 0; }
movable & operator=(BOOST_RV_REF(movable) m)
{ value_ = m.value_; m.value_ = 0; return *this; }
bool moved() const //Observer
{ return !value_; }
int value() const //Observer
{ return value_; }
};
namespace boost{
template<>
struct has_nothrow_move<movable>
{
static const bool value = true;
};
} //namespace boost{
//]
#endif //BOOST_MOVE_TEST_MOVABLE_HPP
|
