Versions Compared

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

...

Code Block
#include <QApplication>
#include <QPushButton>

int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    QPushButton *nappi = new QPushButton("LOPPU");
    QObject::connect(nappi, SIGNAL(clicked()),&app, SLOT(quit()));
    nappi->show();
    return app.exec();
}

Kolmas Qt-ohjelma

Projektitiedosto ika.pro

Code Block

TEMPLATE      = app
SOURCES       = ika.cpp

Projektitiedostossa kerrotaan, että kyseessä on sovellus elio käytetään mallia app ja mukaan otettavat tiedostot, nyt terve.cpp

Varsinainen ohjelma on ika.cpp tiedostossa

Code Block

#include <QApplication>
#include <QHBoxLayout>
#include <QSlider>
#include <QSpinBox>

int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    QWidget *window = new QWidget;
    window->setWindowTitle("Anna ikasi:");
    QSpinBox *spinBox = new QSpinBox;
    QSlider *slider = new QSlider(Qt::Horizontal);
    spinBox->setRange(0, 130);
    slider->setRange(0, 130);
    QObject::connect(spinBox, SIGNAL(valueChanged(int)),slider, SLOT(setValue(int)));
    QObject::connect(slider, SIGNAL(valueChanged(int)),spinBox, SLOT(setValue(int)));
    spinBox->setValue(35);
    QHBoxLayout *layout = new QHBoxLayout;
    layout->addWidget(spinBox);
    layout->addWidget(slider);
    window->setLayout(layout);
    window->show();
    return app.exec();
}