lcdrange.cpp Example File
tutorial/t7/lcdrange.cpp
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** This file is part of the documentation of the Qt Toolkit.
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#include <QLCDNumber>
#include <QSlider>
#include <QVBoxLayout>
#include "lcdrange.h"
LCDRange::LCDRange(QWidget *parent)
: QWidget(parent)
{
QLCDNumber *lcd = new QLCDNumber(2);
lcd->setSegmentStyle(QLCDNumber::Filled);
slider = new QSlider(Qt::Horizontal);
slider->setRange(0, 99);
slider->setValue(0);
connect(slider, SIGNAL(valueChanged(int)),
lcd, SLOT(display(int)));
connect(slider, SIGNAL(valueChanged(int)),
this, SIGNAL(valueChanged(int)));
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(lcd);
layout->addWidget(slider);
setLayout(layout);
}
int LCDRange::value() const
{
return slider->value();
}
void LCDRange::setValue(int value)
{
slider->setValue(value);
}