import org.kde.qt.*; public class Tut2 extends QObject { public static void main(String[] args) { QApplication a = new QApplication(args); QPushButton quit = new QPushButton("Quit", null); quit.resize( 75, 30 ); quit.setFont(new QFont("Times", 18, QFont.Bold, false)); connect(quit, SIGNAL("clicked()"), a, SLOT("quit()")); a.setMainWidget(quit); quit.show(); a.exec(); } static { try { Class c = Class.forName("org.kde.qt.qtjava"); } catch (Exception e) { e.printStackTrace(); System.out.println("Can't load qtjava class"); } } }