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comparison Framework/Toolbox/UndoRedoStack.h @ 408:6834c236b36d

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reorganization
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 12 Nov 2018 14:52:10 +0100
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children b70e9be013e4
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407:842a3c7cfdc0 408:6834c236b36d
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Affero General Public License
9 * as published by the Free Software Foundation, either version 3 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #pragma once
23
24 #include <boost/noncopyable.hpp>
25 #include <list>
26
27
28 namespace OrthancStone
29 {
30 class UndoRedoStack : public boost::noncopyable
31 {
32 public:
33 class ICommand : public boost::noncopyable
34 {
35 public:
36 virtual ~ICommand()
37 {
38 }
39
40 virtual void Undo() const = 0;
41
42 virtual void Redo() const = 0;
43 };
44
45 private:
46 typedef std::list<ICommand*> Stack;
47
48 Stack stack_;
49 Stack::iterator current_;
50
51 void Clear(Stack::iterator from);
52
53 public:
54 UndoRedoStack();
55
56 ~UndoRedoStack();
57
58 void Add(ICommand* command);
59
60 void Undo();
61
62 void Redo();
63 };
64 }