$extrastylesheet
Olena  User documentation 2.1
An Image Processing Platform
 All Classes Namespaces Functions Variables Typedefs Enumerations Enumerator Friends Groups Pages
ignore.hh
1 // Copyright (C) 2007, 2009 EPITA Research and Development Laboratory (LRDE)
2 //
3 // This file is part of Olena.
4 //
5 // Olena is free software: you can redistribute it and/or modify it under
6 // the terms of the GNU General Public License as published by the Free
7 // Software Foundation, version 2 of the License.
8 //
9 // Olena is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with Olena. If not, see <http://www.gnu.org/licenses/>.
16 //
17 // As a special exception, you may use this file as part of a free
18 // software project without restriction. Specifically, if other files
19 // instantiate templates or use macros or inline functions from this
20 // file, or you compile this file and link it with other files to produce
21 // an executable, this file does not by itself cause the resulting
22 // executable to be covered by the GNU General Public License. This
23 // exception does not however invalidate any other reasons why the
24 // executable file might be covered by the GNU General Public License.
25 
26 #ifndef MLN_UTIL_IGNORE_HH
27 # define MLN_UTIL_IGNORE_HH
28 
32 
33 # include <mln/core/concept/object.hh>
34 
35 
36 namespace mln
37 {
38 
39  namespace util
40  {
41 
45  //
46  struct ignore : public Object< ignore >
47  {
48  ignore();
49 
50  template <typename T>
51  operator T() const;
52  };
53 
54 
55 # ifndef MLN_INCLUDE_ONLY
56 
57  // ignore
58 
59  inline
61  {
62  }
63 
64  template <typename T>
65  inline
66  ignore::operator T() const
67  {
68  return T();
69  }
70 
71 # endif // ! MLN_INCLUDE_ONLY
72 
73  } // end of namespace mln::util
74 
75 } // end of namespace mln
76 
77 
78 #endif // ! MLN_UTIL_IGNORE_HH