calculatorform.cpp

qt-x11-opensource-src-4.1.4.tar.gz源码

/****************************************************************************
**
** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 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 GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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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()));
}