SCommandHistory.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2017.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#ifndef __CTRLHISTORY_SCOMMANDHISTORY_HPP__
#define __CTRLHISTORY_SCOMMANDHISTORY_HPP__

#include "ctrlHistory/config.hpp"

#include <fwCommand/ICommand.hpp>
#include <fwCommand/UndoRedoManager.hpp>

#include <fwCore/base.hpp>

#include <fwServices/IService.hpp>
#include <fwServices/macros.hpp>

namespace ctrlHistory
{

class CTRLHISTORY_CLASS_API SCommandHistory : public ::fwServices::IService
{
public:

    fwCoreServiceClassDefinitionsMacro( (SCommandHistory)(::fwServices::IService) );

    CTRLHISTORY_API SCommandHistory();

    CTRLHISTORY_API virtual ~SCommandHistory();

protected:

    CTRLHISTORY_API virtual void configuring() override;

    CTRLHISTORY_API virtual void starting() override;

    CTRLHISTORY_API virtual void updating() override;

    CTRLHISTORY_API virtual void stopping() override;

private:

    typedef ::fwCom::Signal<void (bool)> CanDoSignalType;

    void enqueue(::fwCommand::ICommand::sptr command);

    void undo();

    void redo();

    void clear();

    void emitModifSig() const;

    CanDoSignalType::sptr m_canUndoSig;

    CanDoSignalType::sptr m_canRedoSig;

    ::fwCommand::UndoRedoManager m_undoRedoManager;
};

} // namespace ctrlHistory

#endif /* __CTRLHISTORY_SCOMMANDHISTORY_HPP__ */