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+/***************************************************************************
+ * Copyright (C) 2004, 2005 by Thomas Nagy *
+ * tnagy2^8@yahoo.fr *
+ * *
+ * 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 <qlayout.h>
+#include <qlabel.h>
+#include <qstring.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <klineedit.h>
+#include <kpushbutton.h>
+#include <kiconloader.h>
+#include <kglobal.h>
+#include <kapplication.h>
+
+#include "config.h"
+#include "eqresult.h"
+#include "eqchemview.h"
+
+#include <stdlib.h>
+
+#ifdef HAVE_FACILE
+extern "C" {
+ char* solve_equation(const char *);
+}
+#endif
+
+#ifndef HAVE_FACILE
+char* solve_equation(const char *) { return NULL; }
+#endif
+
+eqchemView::eqchemView(QWidget *parent) : QWidget(parent)
+{
+ settingsChanged();
+
+ QGridLayout *l = new QGridLayout(this, 2, 2, 11, 6, "eqchemView::eqchemView layout");
+
+ m_eqResult = new EqResult(this);
+ m_eqedit = new KLineEdit(this);
+ m_eqclear = new KPushButton(this);
+
+ l->addMultiCellWidget(m_eqResult, 0, 0, 0, 1);
+ l->addWidget(m_eqedit, 1, 1);
+ l->addWidget(m_eqclear, 1, 0);
+
+ m_eqclear->setIconSet( KGlobal::instance()->iconLoader()->loadIconSet("locationbar_erase",
+ KIcon::NoGroup, 22 /*KIcon::SizeSmallMedium*/) );
+
+ connect(m_eqclear, SIGNAL(clicked()), m_eqedit, SLOT(clear()) );
+}
+
+eqchemView::~eqchemView()
+{
+
+}
+
+void eqchemView::settingsChanged()
+{
+ // i18n : internationalization
+ emit signalChangeStatusbar( i18n("Settings changed") );
+}
+
+
+void eqchemView::clear()
+{
+ kdWarning()<<"eqchemView::clear"<<endl;
+
+ // clear the result window
+ m_eqResult->clear();
+}
+
+void eqchemView::compute()
+{
+ QString equation( m_eqedit->text() );
+ equation.replace("+", "+");
+ equation.replace("->", " -> ");
+ equation.append(" ");
+ equation.prepend(" ");
+
+ char * result = solve_equation( equation.latin1() );
+ QString disp = QString(result);
+
+ // mem leak ?
+ free(result);
+
+ // add the equation in the result window
+ m_eqResult->add( equation, disp );
+}
+
+EQChemDialog::EQChemDialog( QWidget *parent )
+ : KDialogBase(parent, "EQChemDialog", true, i18n( "Solve Chemical Equations" ),
+ KDialogBase::Apply|KDialogBase::Close|KDialogBase::Help, KDialogBase::Apply, true )
+{
+}
+
+void EQChemDialog::slotHelp()
+{
+ emit helpClicked();
+ if ( kapp )
+ kapp->invokeHelp ( "eq_solver", "kalzium" );
+}
+
+#include "eqchemview.moc"
+