import org.kde.qt.*; public class LCDRange extends QVBox { public LCDRange(QWidget parent, String name) { super(parent, name); QLCDNumber lcd = new QLCDNumber(2, this, "lcd"); QSlider slider = new QSlider(Horizontal, this, "slider"); slider.setRange(0, 99); slider.setValue(0); connect(slider, SIGNAL("valueChanged(int)"), lcd, SLOT("display(int)")); } public LCDRange(QWidget parent) { this(parent, null); } }