Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeedu@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 100 insertions, 0 deletions

diff --git a/kmplot/kmplot/keditconstant.cpp b/kmplot/kmplot/keditconstant.cpp
new file mode 100644
index 00000000..e7a724ac
--- /dev/null
+++ b/kmplot/kmplot/keditconstant.cpp
@@ -0,0 +1,100 @@
+/*
+* 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 <klocale.h>
+#include <kmessagebox.h>
+#include <qpushbutton.h>
+
+
+#include "keditconstant.h"
+
+KEditConstant::KEditConstant(XParser *p, char &c, QString &v, QWidget *parent, const char *name)
+	: QEditConstant(parent, name,Qt::WDestructiveClose), constant(c), value(v), m_parser(p)
+{
+	if ( constant != '0' )
+	{
+		txtConstant->setEnabled(false);
+		txtConstant->setText(QChar(constant));
+		txtValue->setText(value);
+		txtValue->setFocus();
+		txtValue->selectAll();
+	}
+	connect( cmdCancel, SIGNAL( clicked() ), this, SLOT( deleteLater() ));
+	connect( cmdOK, SIGNAL( clicked() ), this, 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;
+		QValueVector<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();
+	QDialog::accept();
+}
+
+void KEditConstant::txtVariable_lostFocus()
+{
+    txtConstant->setText( txtConstant->text().upper() );
+}
+
+#include "keditconstant.moc"
+