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139 lines
5.4 KiB
C++
139 lines
5.4 KiB
C++
/*
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Copyright (C) 2001 - 2013 Evan Teran
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evan.teran@gmail.com
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Copyright (C) 2003 - 2005 Klaus Niederkrueger
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kniederk@math.uni-koeln.de
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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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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "kcalc_const_button.h"
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#include "kcalc_const_menu.h"
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#include "kcalc_settings.h"
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#include <kinputdialog.h>
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#include <kmenu.h>
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#include "moc_kcalc_const_button.cpp"
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//------------------------------------------------------------------------------
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// Name: KCalcConstButton
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// Desc: constructor
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//------------------------------------------------------------------------------
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KCalcConstButton::KCalcConstButton(QWidget *parent) : KCalcButton(parent), button_num_(-1) {
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addMode(ModeShift, i18nc("Write display data into memory", "Store"), i18n("Write display data into memory"));
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initPopupMenu();
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connect(this, SIGNAL(clicked()), SLOT(slotClicked()));
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}
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//------------------------------------------------------------------------------
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// Name: KCalcConstButton
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// Desc: constructor
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//------------------------------------------------------------------------------
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KCalcConstButton::KCalcConstButton(const QString &label, QWidget *parent, const QString &tooltip) : KCalcButton(label, parent, tooltip), button_num_(-1) {
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addMode(ModeShift, i18nc("Write display data into memory", "Store"), i18n("Write display data into memory"));
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initPopupMenu();
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}
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//------------------------------------------------------------------------------
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// Name: constant
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// Desc: get the value of the const as a QString
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//------------------------------------------------------------------------------
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QString KCalcConstButton::constant() const {
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return KCalcSettings::valueConstant(button_num_);
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}
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//------------------------------------------------------------------------------
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// Name: setButtonNumber
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// Desc: remembers the "index" of the const button
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//------------------------------------------------------------------------------
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void KCalcConstButton::setButtonNumber(int num) {
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button_num_ = num;
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}
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//------------------------------------------------------------------------------
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// Name: setLabelAndTooltip
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// Desc: sets both the label and the tooltip for the const button
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//------------------------------------------------------------------------------
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void KCalcConstButton::setLabelAndTooltip() {
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QString new_label = QLatin1String("C") + QString::number(button_num_ + 1);
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QString new_tooltip;
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new_label = (KCalcSettings::nameConstant(button_num_).isNull() ? new_label : KCalcSettings::nameConstant(button_num_));
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new_tooltip = new_label + QLatin1Char('=') + KCalcSettings::valueConstant(button_num_);
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addMode(ModeNormal, new_label, new_tooltip);
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}
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//------------------------------------------------------------------------------
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// Name: initPopupMenu
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// Desc: initializes the const button popup
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//------------------------------------------------------------------------------
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void KCalcConstButton::initPopupMenu() {
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QAction *const a = new QAction(this);
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a->setText(i18n("Set Name"));
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connect(a, SIGNAL(triggered()), this, SLOT(slotConfigureButton()));
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addAction(a);
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KCalcConstMenu *const tmp_menu = new KCalcConstMenu(this);
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tmp_menu->menuAction()->setText(i18n("Choose From List"));
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addAction(tmp_menu->menuAction());
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setContextMenuPolicy(Qt::ActionsContextMenu);
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connect(tmp_menu, SIGNAL(triggeredConstant(science_constant)), SLOT(slotChooseScientificConst(science_constant)));
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}
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//------------------------------------------------------------------------------
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// Name: slotConfigureButton
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// Desc: lets the user set the name for a constant
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//------------------------------------------------------------------------------
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void KCalcConstButton::slotConfigureButton() {
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bool yes_no;
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const QString input = KInputDialog::getText(i18n("New Name for Constant"), i18n("New name:"), text(), &yes_no, this); // "nameUserConstants-Dialog"
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if (yes_no) {
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KCalcSettings::setNameConstant(button_num_, input);
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setLabelAndTooltip();
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}
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}
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//------------------------------------------------------------------------------
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// Name: slotChooseScientificConst
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// Desc: set the buttons's scientific constant
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//------------------------------------------------------------------------------
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void KCalcConstButton::slotChooseScientificConst(const science_constant &const_chosen) {
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KCalcSettings::setValueConstant(button_num_, const_chosen.value);
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KCalcSettings::setNameConstant(button_num_, const_chosen.label);
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setLabelAndTooltip();
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}
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//------------------------------------------------------------------------------
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// Name: slotClicked
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// Desc: constant button was clicked
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//------------------------------------------------------------------------------
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void KCalcConstButton::slotClicked() {
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emit clicked(button_num_);
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}
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