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/*
* KmPlot - a math. function plotter for the KDE-Desktop
*
* Copyright (C) 1998, 1999 Klaus-Dieter Möller
* 2000, 2002 kd.moeller@t-online.de
*
* This file is part of the KDE Project.
* KmPlot is part of the KDE-EDU Project.
*
* 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 KEDITFUNCTION_H
#define KEDITFUNCTION_H
#include <kdialogbase.h>
#include "xparser.h"
class XParser;
class EditFunctionPage;
class EditDerivativesPage;
class EditIntegralPage;
/** @short Dialog window editing a function plot and its properties. */
class EditFunction : public KDialogBase
{
Q_OBJECT
TQ_OBJECT
public:
/// @param parser points to the parser instance.
/// @param parent points to the parent widget.
/// @param name of this instance.
EditFunction( XParser* parser, TQWidget* parent = NULL, const char* name = NULL );
/// Nothing special to do.
virtual ~EditFunction() {}
/// Fill the dialog's widgets with the properties of the parser function number index.
void initDialog( int id = -1 );
/// Returns a pointer to the added/updated function
Ufkt *functionItem();
protected slots:
/// Overwrites the dialog's accept() method to make sure, that the user's input is valid.
virtual void accept();
/// Invokes the HelpCenter.
void slotHelp();
/// Called when the "Change parameter values" is clicked
void cmdParameter_clicked();
/// Called when the no_parameter-radiobutton is toggled.
void noParameter_toggled(bool);
/// Called when customMinRange is toggled.
void customMinRange_toggled(bool);
/// Called when customMaxRange is toggled.
void customMaxRange_toggled(bool);
private:
/// Clear alls widgets values
void clearWidgets();
/// Fill the dialog's widgets with values from the parser
void setWidgets();
/// Check, if the function has 2 arguments (function group)
bool functionHas2Arguments();
/// Adding an extra argument
void fixFunctionArguments(TQString &);
/// Pointer to the parser instance
XParser* m_parser;
/// Current function index
int m_id;
TQValueList<ParameterValueItem> m_parameter;
EditFunctionPage* editfunctionpage;
EditDerivativesPage* editderivativespage;
EditIntegralPage* editintegralpage;
Ufkt *m_updatedfunction;
};
#endif
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