#include "mainwindow.h"
#include <QApplication>
#include <QLCDNumber>
#include <QSlider>
#include <QVBoxLayout>

int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    QWidget window;
    QLCDNumber *lcd = new QLCDNumber();
    QSlider * qs = new QSlider(Qt::Horizontal);
    QVBoxLayout * vlayout = new QVBoxLayout();
    vlayout->addWidget(lcd);
    vlayout->addWidget(qs);
    lcd->display(5);

    window.setLayout(vlayout);
    window.show();

    return app.exec();
}