1 /////////////////////////////////////////////////////////////////////////////
2 //
3 // (C) Copyright Ion Gaztanaga 2006-2013
4 //
5 // Distributed under the Boost Software License, Version 1.0.
6 // (See accompanying file LICENSE_1_0.txt or copy at
7 // http://www.boost.org/LICENSE_1_0.txt)
8 //
9 // See http://www.boost.org/libs/intrusive for documentation.
10 //
11 /////////////////////////////////////////////////////////////////////////////
12 //[doc_how_to_use_code
13 #include <boost/intrusive/list.hpp>
14 #include <vector>
15
16 using namespace boost::intrusive;
17
18 class MyClass : public list_base_hook<>
19 {
20 int int_;
21
22 public:
23 list_member_hook<> member_hook_;
24
MyClass(int i)25 MyClass(int i) : int_(i) {}
26 //<-
get_int() const27 int get_int() const { return int_; }
28 //->
29 };
30
31 //Define a list that will store MyClass using the base hook
32 typedef list<MyClass> BaseList;
33
34 //Define a list that will store MyClass using the member hook
35 typedef member_hook
36 < MyClass, list_member_hook<>, &MyClass::member_hook_> MemberOption;
37 typedef list<MyClass, MemberOption> MemberList;
38
main()39 int main()
40 {
41 typedef std::vector<MyClass>::iterator VectIt;
42
43 //Create several MyClass objects, each one with a different value
44 std::vector<MyClass> values;
45 for(int i = 0; i < 100; ++i) values.push_back(MyClass(i));
46
47 BaseList baselist;
48 MemberList memberlist;
49
50 //Now insert them in the reverse order in the base hook list
51 for(VectIt it(values.begin()), itend(values.end())
52 ; it != itend ; ++it){
53 baselist.push_front(*it);
54 }
55
56 //Now insert them in the same order as in vector in the member hook list
57 for(VectIt it(values.begin()), itend(values.end()); it != itend; ++it)
58 memberlist.push_back(*it);
59
60 //Now test lists
61 {
62 BaseList::reverse_iterator rbit(baselist.rbegin());
63 MemberList::iterator mit(memberlist.begin());
64 VectIt it(values.begin()), itend(values.end());
65
66 //Test the objects inserted in the base hook list
67 for(; it != itend; ++it, ++rbit)
68 if(&*rbit != &*it) return 1;
69
70 //Test the objects inserted in the member hook list
71 for(it = values.begin(); it != itend; ++it, ++mit)
72 if(&*mit != &*it) return 1;
73 }
74
75 return 0;
76 }
77 //]
78