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101 lines
2.6 KiB
101 lines
2.6 KiB
/*
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* KmPlot - a math. function plotter for the KDE-Desktop
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*
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* Copyright (C) 2004 Fredrik Edemar
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* f_edemar@linux.se
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*
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* This file is part of the KDE Project.
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* KmPlot is part of the KDE-EDU Project.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include <kdebug.h>
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#include <klineedit.h>
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#include <klocale.h>
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#include <kmessagebox.h>
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#include <tqpushbutton.h>
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#include "keditconstant.h"
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KEditConstant::KEditConstant(XParser *p, char &c, TQString &v, TQWidget *parent, const char *name)
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: QEditConstant(parent, name,TQt::WDestructiveClose), constant(c), value(v), m_parser(p)
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{
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if ( constant != '0' )
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{
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txtConstant->setEnabled(false);
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txtConstant->setText(TQChar(constant));
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txtValue->setText(value);
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txtValue->setFocus();
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txtValue->selectAll();
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}
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connect( cmdCancel, TQT_SIGNAL( clicked() ), this, TQT_SLOT( deleteLater() ));
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connect( cmdOK, TQT_SIGNAL( clicked() ), this, TQT_SLOT( cmdOK_clicked() ));
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}
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KEditConstant::~KEditConstant()
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{
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}
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void KEditConstant::cmdOK_clicked()
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{
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constant = txtConstant->text().at(0).latin1();
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value = txtValue->text();
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if ( constant<'A' || constant>'Z')
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{
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KMessageBox::error(this, i18n("Please insert a valid constant name between A and Z."));
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txtConstant->setFocus();
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txtConstant->selectAll();
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return;
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}
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if ( txtConstant->isEnabled() ) //creating, not edit a constant
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{
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bool found= false;
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TQValueVector<Constant>::iterator it;
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for(it = m_parser->constant.begin(); it!= m_parser->constant.end() && !found;++it)
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{
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if ( it->constant == constant)
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found = true;
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}
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if (found)
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{
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KMessageBox::error(this, i18n("The constant already exists."));
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return;
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}
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}
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(double) m_parser->eval(value);
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if ( m_parser->parserError() )
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{
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txtValue->setFocus();
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txtValue->selectAll();
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return;
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}
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emit finished();
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TQDialog::accept();
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}
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void KEditConstant::txtVariable_lostFocus()
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{
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txtConstant->setText( txtConstant->text().upper() );
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}
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#include "keditconstant.moc"
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