cxRequestEnterStateTransition.h

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.
                 
Copyright (c) SINTEF Department of Medical Technology.
All rights reserved.
                 
CustusX is released under a BSD 3-Clause license.
                 
See Lisence.txt (https://github.com/SINTEFMedtek/CustusX/blob/master/License.txt) for details.
=========================================================================*/

#ifndef CXREQUESTENTERSTATETRANSITION_H_
#define CXREQUESTENTERSTATETRANSITION_H_

#include "cxResourceExport.h"

#include <QEvent>
#include <QAbstractTransition>

namespace cx
{
struct cxResource_EXPORT  RequestEnterStateEvent: public QEvent
{
        RequestEnterStateEvent(const QString &stateUid) :
                                        QEvent(QEvent::Type(QEvent::User + 1)), mStateUid(stateUid)
        {}

        QString mStateUid;
};

class cxResource_EXPORT RequestEnterStateTransition: public QAbstractTransition
{
public:
        RequestEnterStateTransition(const QString &stateUid) :
                                        mStateUid(stateUid)
        {}

protected:
        virtual bool eventTest(QEvent *e)
        {
                if (e->type() != QEvent::Type(QEvent::User + 1)) // StringEvent
                        return false;
                RequestEnterStateEvent *se = static_cast<RequestEnterStateEvent*>(e);
                return (mStateUid == se->mStateUid);
        }

        virtual void onTransition(QEvent *)
        {}

private:
        QString mStateUid;
};

} //namespace cx
#endif /* CXREQUESTENTERSTATETRANSITION_H_ */