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# calculatorform.cpp Example File
designer/calculatorbuilder/calculatorform.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
    **
    ** This file is part of the example classes of the Qt Toolkit.
    **
    ** Licensees holding valid Qt Preview licenses may use this file in
    ** accordance with the Qt Preview License Agreement provided with the
    ** Software.
    **
    ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
    ** information about Qt Commercial License Agreements.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    **
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    #include <QtUiTools>
    #include <QtGui>

    #include "calculatorform.h"

    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();

        ui_inputSpinBox1 = qFindChild<QSpinBox*>(this, "inputSpinBox1");
        ui_inputSpinBox2 = qFindChild<QSpinBox*>(this, "inputSpinBox2");
        ui_outputWidget = qFindChild<QLabel*>(this, "outputWidget");

        QMetaObject::connectSlotsByName(this);

        QVBoxLayout *layout = new QVBoxLayout;
        layout->addWidget(formWidget);
        setLayout(layout);

        setWindowTitle(tr("Calculator Builder"));
    }

    void CalculatorForm::on_inputSpinBox1_valueChanged(int value)
    {
        ui_outputWidget->setText(QString::number(value + ui_inputSpinBox2->value()));
    }

    void CalculatorForm::on_inputSpinBox2_valueChanged(int value)
    {
        ui_outputWidget->setText(QString::number(value + ui_inputSpinBox1->value()));
    }