/***************************************************************************
 *   Copyright (C) 2009 	by Kashyap R Puranik, kashthealien@gmail.com   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
 ***************************************************************************/
 
#ifndef CALCULATOR_H
#define CALCULATOR_H

#include <kdialog.h>
#include "ui_calculator.h"

#include "nuclearCalculator.h"
#include "gasCalculator.h"
#include "concCalculator.h"
#include "molcalcwidget.h"
#include <kactioncollection.h>
#ifdef HAVE_FACILE
#include <eqchemview.h>
#endif

/**
 * This widget implements the body of the calculator widget,
 * various calculators like the nuclear Calculator will be added to this.
 *
 * @author Kashyap R Puranik
 */
class calculator : public KDialog
{
    Q_OBJECT

	public:
		/*
		 * The clas constructor and destructor, takes in a Widget as parent
		 */
	    calculator(QWidget *parent = 0);             // constructor
	    ~ calculator();                             // destructor

	private:
	    Ui::calculator ui;                          // The user interface
	    KActionCollection * m_actionCollection;
	    
	    // These are the various calculator widgets that will be added to this calculator
	    
	    nuclearCalculator * m_nuclearCalculator;    // The nuclear calculator
	    gasCalculator *     m_gasCalculator;        // The gas calculator
	    concCalculator *    m_concCalculator;       // The concentration calculator
	    MolcalcWidget *     m_moleCalculator;       // The molecular mass calculator
	#ifdef HAVE_FACILE
	    EQChemDialog *      m_equationBalancer;     // The equation balancer
	#endif
	protected slots:
        /**
         * invoke the help of the correct chapter
         */
        virtual void slotHelp();	
	private slots:
	
		// occurs when an tree item is selected, opens the corresponding calculator
	    void slotItemSelection(QTreeWidgetItem *item);  
	public slots:
};

#endif