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#include <QtCore/QCoreApplication>
#include <QtGui/QApplication>
#include <QMainWindow>
#include <QPushButton>
#include <QLabel>
#include <QVBoxLayout>

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    QMainWindow w;
    w.show();

    QWidget widget(&w);

    QPushButton button("About Qt", &widget);
    QObject::connect(&button, SIGNAL(clicked()), qApp, SLOT(aboutQt()));

    QString text;
    text.append("Test case to reproduce QTBUG-18720\n");
    text.append("1) Tap About Qt button\n");
    text.append("2) Attempt to select the text that shows");
    text.append("\n\nExpected result: Text gets highlighted correctly\n");
    text.append("Actual result: text that is highlighted turns invisible");
    QLabel label(text, &widget);

    QVBoxLayout layout(&widget);
    layout.addWidget(&label);
    layout.addWidget(&button);
    w.setCentralWidget(&widget);

    w.show();

    return a.exec();
}