cxWidgetObscuredListener.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 CXWIDGETOBSCUREDLISTENER_H
#define CXWIDGETOBSCUREDLISTENER_H

#include "cxResourceWidgetsExport.h"

#include <QObject>
class QTimer;
#include "boost/shared_ptr.hpp"

namespace cx
{

class cxResourceWidgets_EXPORT WidgetObscuredListener : public QObject
{
        Q_OBJECT
public:
        WidgetObscuredListener(QWidget* listenedTo);
        bool isObscured() const;

signals:
        void obscured(bool visible);
private slots:
        void timeoutSlot();
private:
        bool mObscuredAtLastCheck;
        QWidget* mWidget;
        QTimer *mRemoveTimer; 
};

}

#endif // CXWIDGETOBSCUREDLISTENER_H