cxWorkflowStateMachine.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 CXWORKFLOWSTATEMACHINE_H_
#define CXWORKFLOWSTATEMACHINE_H_

#include "cxResourceExport.h"

#include <QStateMachine>
#include <QActionGroup>
#include "cxForwardDeclarations.h"

class QToolBar;
class QMenu;

namespace cx
{

class WorkflowState;

class cxResource_EXPORT WorkflowStateMachine: public QStateMachine
{
Q_OBJECT
public:
        WorkflowStateMachine(CoreServicesPtr services);
        virtual ~WorkflowStateMachine();

        QActionGroup* getActionGroup();

        QString getActiveUidState();
        void setActiveState(QString uid);

signals:
    void activeStateChanged();
    void activeStateAboutToChange();

private slots:
        void startedSlot();
        void clinicalApplicationChangedSlot();

protected:
    virtual WorkflowState* newState(WorkflowState* state);

    WorkflowState* mParentState;
        CoreServicesPtr mServices;

private:
        void fillActionGroup(WorkflowState* current, QActionGroup* group);
        QAction* addAction(QString stateUid, QActionGroup* group);

        typedef std::map<QString, WorkflowState*> WorkflowStateMap;
        WorkflowStateMap mStates;
        QActionGroup* mActionGroup;
        bool mStarted;
};

typedef boost::shared_ptr<WorkflowStateMachine> WorkflowStateMachinePtr;
}

#endif /* CXWORKFLOWSTATEMACHINE_H_ */