Initial import of qalculate-kde 0.9.7

1 files changed, 122 insertions, 0 deletions

diff --git a/src/qalculateconvertnumberbasesdialog.cpp b/src/qalculateconvertnumberbasesdialog.cpp
new file mode 100644
index 0000000..79585c1
--- /dev/null
+++ b/src/qalculateconvertnumberbasesdialog.cpp
@@ -0,0 +1,122 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by Niklas Knutsson                                 *
+ *   nq@altern.org                                                         *
+ *                                                                         *
+ *   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.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+#include "qalculateconvertnumberbasesdialog.h"
+#include "qalculate_kde_utils.h"
+#include <klocale.h>
+#include <qgrid.h>
+#include <qlabel.h>
+#include <klineedit.h>
+#include <qpushbutton.h>
+
+extern EvaluationOptions evalops;
+
+QalculateConvertNumberBasesDialog::QalculateConvertNumberBasesDialog(QWidget *parent, const char *name)
+		: KDialogBase(parent, name, false, i18n("Number Bases"), Close, Close) {
+
+	actionButton(Close)->setAutoDefault(false);
+	actionButton(Close)->setDefault(false);
+
+	QGrid *grid = makeGridMainWidget(2, Qt::Horizontal);
+	new QLabel(i18n("Decimal:"), grid);
+	decimalEdit = new KLineEdit(grid);
+	decimalEdit->setAlignment(Qt::AlignRight);
+	QObject::connect(decimalEdit, SIGNAL(textChanged(const QString&)), this, SLOT(setDecimalValue(const QString&)));
+	new QLabel(i18n("Binary:"), grid);
+	binaryEdit = new KLineEdit(grid);
+	binaryEdit->setAlignment(Qt::AlignRight);
+	QObject::connect(binaryEdit, SIGNAL(textChanged(const QString&)), this, SLOT(setBinaryValue(const QString&)));
+	new QLabel(i18n("Octal:"), grid);
+	octalEdit = new KLineEdit(grid);
+	octalEdit->setAlignment(Qt::AlignRight);
+	QObject::connect(octalEdit, SIGNAL(textChanged(const QString&)), this, SLOT(setOctalValue(const QString&)));
+	new QLabel(i18n("Hexadecimal:"), grid);
+	hexadecimalEdit = new KLineEdit(grid);
+	hexadecimalEdit->setAlignment(Qt::AlignRight);
+	QObject::connect(hexadecimalEdit, SIGNAL(textChanged(const QString&)), this, SLOT(setHexadecimalValue(const QString&)));
+
+	decimalEdit->setFocus();
+
+}
+
+
+QalculateConvertNumberBasesDialog::~QalculateConvertNumberBasesDialog() {}
+
+void QalculateConvertNumberBasesDialog::setDecimalValue(const QString &qstr) {
+	string str = qstr.ascii();
+	remove_blank_ends(str);
+	if(str.empty()) return;
+	if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
+	EvaluationOptions eo;
+	eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
+	MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
+	updateEntries(&value, 10);
+}
+void QalculateConvertNumberBasesDialog::setBinaryValue(const QString &qstr) {
+	string str = qstr.ascii();
+	remove_blank_ends(str);
+	if(str.empty()) return;
+	if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
+	EvaluationOptions eo;
+	eo.parse_options.base = BASE_BINARY;
+	eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
+	MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
+	updateEntries(&value, 2);
+}
+void QalculateConvertNumberBasesDialog::setOctalValue(const QString &qstr) {
+	string str = qstr.ascii();
+	remove_blank_ends(str);
+	if(str.empty()) return;
+	if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
+	EvaluationOptions eo;
+	eo.parse_options.base = BASE_OCTAL;
+	eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
+	MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
+	updateEntries(&value, 8);
+}
+void QalculateConvertNumberBasesDialog::setHexadecimalValue(const QString &qstr) {
+	string str = qstr.ascii();
+	remove_blank_ends(str);
+	if(str.empty()) return;
+	if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
+	EvaluationOptions eo;
+	eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
+	eo.parse_options.base = BASE_HEXADECIMAL;
+	MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
+	updateEntries(&value, 16);
+}
+
+void QalculateConvertNumberBasesDialog::updateEntries(const MathStructure *value, int base) {
+	decimalEdit->blockSignals(true);
+	binaryEdit->blockSignals(true);
+	octalEdit->blockSignals(true);
+	hexadecimalEdit->blockSignals(true);
+	PrintOptions po;
+	po.number_fraction_format = FRACTION_DECIMAL;
+	if(base != 10) {po.base = 10; decimalEdit->setText(value->print(po).c_str());}
+	if(base != 2) {po.base = 2; binaryEdit->setText(value->print(po).c_str());}
+	if(base != 8) {po.base = 8; octalEdit->setText(value->print(po).c_str());}
+	if(base != 16) {po.base = 16; hexadecimalEdit->setText(value->print(po).c_str());}
+	decimalEdit->blockSignals(false);
+	binaryEdit->blockSignals(false);
+	octalEdit->blockSignals(false);
+	hexadecimalEdit->blockSignals(false);
+}
+
+#include "qalculateconvertnumberbasesdialog.moc"