Mercurial > hg > orthanc-stone
diff Framework/Toolbox/UndoRedoStack.h @ 408:6834c236b36d
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 12 Nov 2018 14:52:10 +0100 |
parents | |
children | b70e9be013e4 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Toolbox/UndoRedoStack.h Mon Nov 12 14:52:10 2018 +0100 @@ -0,0 +1,64 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2018 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#pragma once + +#include <boost/noncopyable.hpp> +#include <list> + + +namespace OrthancStone +{ + class UndoRedoStack : public boost::noncopyable + { + public: + class ICommand : public boost::noncopyable + { + public: + virtual ~ICommand() + { + } + + virtual void Undo() const = 0; + + virtual void Redo() const = 0; + }; + + private: + typedef std::list<ICommand*> Stack; + + Stack stack_; + Stack::iterator current_; + + void Clear(Stack::iterator from); + + public: + UndoRedoStack(); + + ~UndoRedoStack(); + + void Add(ICommand* command); + + void Undo(); + + void Redo(); + }; +}