/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the either Technology Preview License Agreement or the ** Beta Release License Agreement. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain ** additional rights. These rights are described in the Nokia Qt LGPL ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this ** package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please ** contact the sales department at http://qt.nokia.com/contact. ** $QT_END_LICENSE$ ** ****************************************************************************/ //! [0] #include //! [0] #include #include "calculatorform.h" //! [1] CalculatorForm::CalculatorForm(QWidget *parent) : QWidget(parent) { QUiLoader loader; QFile file(":/forms/calculatorform.ui"); file.open(QFile::ReadOnly); QWidget *formWidget = loader.load(&file, this); file.close(); //! [1] //! [2] ui_inputSpinBox1 = qFindChild(this, "inputSpinBox1"); ui_inputSpinBox2 = qFindChild(this, "inputSpinBox2"); ui_outputWidget = qFindChild(this, "outputWidget"); //! [2] //! [3] QMetaObject::connectSlotsByName(this); //! [3] //! [4] QVBoxLayout *layout = new QVBoxLayout; layout->addWidget(formWidget); setLayout(layout); setWindowTitle(tr("Calculator Builder")); } //! [4] //! [5] void CalculatorForm::on_inputSpinBox1_valueChanged(int value) { ui_outputWidget->setText(QString::number(value + ui_inputSpinBox2->value())); } //! [5] //! [6] //! [6] //! [7] void CalculatorForm::on_inputSpinBox2_valueChanged(int value) { ui_outputWidget->setText(QString::number(value + ui_inputSpinBox1->value())); } //! [7]