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/****************************************************************************
 **
 ** Copyright C 2002-2012 Laboratory for Active and Attentive Vision (LAAV), Department of Computer Science and Engineering, York University, Toronto, ON, Canada.
 ** All rights reserved.
 **
 ** This file is part of the TarzaNN Neural Network Simulator.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** See http://www.tarzann.org/gpl/ for GPL licensing information.
 **
 ** Contact info@tarzann.org if any conditions of this licensing are
 ** not clear to you.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ****************************************************************************/

#ifndef UI_WIDGET_H_INCLUDED
#define UI_WIDGET_H_INCLUDED

#include <QMutex>
#include <QWidget>

class UI_Widget: public QWidget
{
public:
        UI_Widget(QWidget* parent, const char* name=0, Qt::WFlags fl=0 );
        virtual ~UI_Widget();

        void setUpdate(bool newState);
        void lockObject();
        void unlockObject();

        //assumes you have locked the object before invoking this methods
        void unsafeSetUpdate(bool newState);
        bool unsafeIsUpdating();
        
private:
        bool is_updating;
        QMutex updateMutex;
};

#endif //UI_WIDGET_H_INCLUDED