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/*
* KmPlot - a math. function plotter for the KDE-Desktop
*
* Copyright (C) 2004 Fredrik Edemar
* f_edemar@linux.se
*
* 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.
*
*/
#include <kdebug.h>
#include <klineedit.h>
#include <tdelocale.h>
#include <tdemessagebox.h>
#include <tqpushbutton.h>
#include "keditconstant.h"
KEditConstant::KEditConstant(XParser *p, char &c, TQString &v, TQWidget *parent, const char *name)
: QEditConstant(parent, name,TQt::WDestructiveClose), constant(c), value(v), m_parser(p)
{
if ( constant != '0' )
{
txtConstant->setEnabled(false);
txtConstant->setText(TQChar(constant));
txtValue->setText(value);
txtValue->setFocus();
txtValue->selectAll();
}
connect( cmdCancel, TQT_SIGNAL( clicked() ), this, TQT_SLOT( deleteLater() ));
connect( cmdOK, TQT_SIGNAL( clicked() ), this, TQT_SLOT( cmdOK_clicked() ));
}
KEditConstant::~KEditConstant()
{
}
void KEditConstant::cmdOK_clicked()
{
constant = txtConstant->text().at(0).latin1();
value = txtValue->text();
if ( constant<'A' || constant>'Z')
{
KMessageBox::error(this, i18n("Please insert a valid constant name between A and Z."));
txtConstant->setFocus();
txtConstant->selectAll();
return;
}
if ( txtConstant->isEnabled() ) //creating, not edit a constant
{
bool found= false;
TQValueVector<Constant>::iterator it;
for(it = m_parser->constant.begin(); it!= m_parser->constant.end() && !found;++it)
{
if ( it->constant == constant)
found = true;
}
if (found)
{
KMessageBox::error(this, i18n("The constant already exists."));
return;
}
}
(double) m_parser->eval(value);
if ( m_parser->parserError() )
{
txtValue->setFocus();
txtValue->selectAll();
return;
}
emit finished();
TQDialog::accept();
}
void KEditConstant::txtVariable_lostFocus()
{
txtConstant->setText( txtConstant->text().upper() );
}
#include "keditconstant.moc"
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