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124 lines
5.7 KiB
124 lines
5.7 KiB
/***************************************************************************
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* Copyright (C) 2005 by Niklas Knutsson *
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* nq@altern.org *
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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 *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "qalculateconvertnumberbasesdialog.h"
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#include "qalculate_tde_utils.h"
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#include <string>
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#include <tdelocale.h>
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#include <tqgrid.h>
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#include <tqlabel.h>
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#include <klineedit.h>
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#include <tqpushbutton.h>
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extern EvaluationOptions evalops;
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QalculateConvertNumberBasesDialog::QalculateConvertNumberBasesDialog(TQWidget *parent, const char *name)
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: KDialogBase(parent, name, false, i18n("Number Bases"), Close, Close) {
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actionButton(Close)->setAutoDefault(false);
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actionButton(Close)->setDefault(false);
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TQGrid *grid = makeGridMainWidget(2, TQt::Horizontal);
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new TQLabel(i18n("Decimal:"), grid);
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decimalEdit = new KLineEdit(grid);
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decimalEdit->setAlignment(TQt::AlignRight);
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TQObject::connect(decimalEdit, TQ_SIGNAL(textChanged(const TQString&)), this, TQ_SLOT(setDecimalValue(const TQString&)));
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new TQLabel(i18n("Binary:"), grid);
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binaryEdit = new KLineEdit(grid);
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binaryEdit->setAlignment(TQt::AlignRight);
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TQObject::connect(binaryEdit, TQ_SIGNAL(textChanged(const TQString&)), this, TQ_SLOT(setBinaryValue(const TQString&)));
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new TQLabel(i18n("Octal:"), grid);
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octalEdit = new KLineEdit(grid);
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octalEdit->setAlignment(TQt::AlignRight);
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TQObject::connect(octalEdit, TQ_SIGNAL(textChanged(const TQString&)), this, TQ_SLOT(setOctalValue(const TQString&)));
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new TQLabel(i18n("Hexadecimal:"), grid);
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hexadecimalEdit = new KLineEdit(grid);
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hexadecimalEdit->setAlignment(TQt::AlignRight);
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TQObject::connect(hexadecimalEdit, TQ_SIGNAL(textChanged(const TQString&)), this, TQ_SLOT(setHexadecimalValue(const TQString&)));
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decimalEdit->setFocus();
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}
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QalculateConvertNumberBasesDialog::~QalculateConvertNumberBasesDialog() {}
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void QalculateConvertNumberBasesDialog::setDecimalValue(const TQString &qstr) {
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std::string str = qstr.ascii();
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remove_blank_ends(str);
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if(str.empty()) return;
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if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
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EvaluationOptions eo;
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eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
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MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
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updateEntries(&value, 10);
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}
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void QalculateConvertNumberBasesDialog::setBinaryValue(const TQString &qstr) {
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std::string str = qstr.ascii();
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remove_blank_ends(str);
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if(str.empty()) return;
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if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
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EvaluationOptions eo;
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eo.parse_options.base = BASE_BINARY;
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eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
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MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
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updateEntries(&value, 2);
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}
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void QalculateConvertNumberBasesDialog::setOctalValue(const TQString &qstr) {
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std::string str = qstr.ascii();
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remove_blank_ends(str);
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if(str.empty()) return;
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if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
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EvaluationOptions eo;
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eo.parse_options.base = BASE_OCTAL;
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eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
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MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
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updateEntries(&value, 8);
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}
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void QalculateConvertNumberBasesDialog::setHexadecimalValue(const TQString &qstr) {
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std::string str = qstr.ascii();
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remove_blank_ends(str);
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if(str.empty()) return;
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if(is_in(OPERATORS EXP, str[str.length() - 1])) return;
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EvaluationOptions eo;
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eo.parse_options.angle_unit = evalops.parse_options.angle_unit;
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eo.parse_options.base = BASE_HEXADECIMAL;
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MathStructure value = CALCULATOR->calculate(CALCULATOR->unlocalizeExpression(str, evalops.parse_options), eo);
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updateEntries(&value, 16);
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}
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void QalculateConvertNumberBasesDialog::updateEntries(const MathStructure *value, int base) {
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decimalEdit->blockSignals(true);
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binaryEdit->blockSignals(true);
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octalEdit->blockSignals(true);
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hexadecimalEdit->blockSignals(true);
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PrintOptions po;
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po.number_fraction_format = FRACTION_DECIMAL;
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if(base != 10) {po.base = 10; decimalEdit->setText(value->print(po).c_str());}
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if(base != 2) {po.base = 2; binaryEdit->setText(value->print(po).c_str());}
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if(base != 8) {po.base = 8; octalEdit->setText(value->print(po).c_str());}
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if(base != 16) {po.base = 16; hexadecimalEdit->setText(value->print(po).c_str());}
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decimalEdit->blockSignals(false);
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binaryEdit->blockSignals(false);
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octalEdit->blockSignals(false);
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hexadecimalEdit->blockSignals(false);
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}
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#include "qalculateconvertnumberbasesdialog.moc"
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