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#include <QtGui>
#ifdef QT_STATEMACHINE_SOLUTION
#include <qstatemachine.h>
#include <qstate.h>
#include <qfinalstate.h>
#endif

int main(int argc, char **argv)
{
    QApplication app(argc, argv);
    QLabel label;
    label.setAlignment(Qt::AlignCenter);

    QStateMachine machine;

    QState *s1 = new QState();
    s1->setObjectName("s1");
    s1->assignProperty(&label, "text", "In S1, hang on...");
    s1->assignProperty(&label, "geometry", QRect(100, 100, 200, 100));

      QState *s1_timer = new QState(s1);
      s1_timer->setObjectName("s1_timer");
      QTimer t1;
      t1.setInterval(2000);
      s1_timer->invokeMethodOnEntry(&t1, "start");
      QFinalState *s1_done = new QFinalState(s1);
      s1_done->setObjectName("s1_done");
      s1_timer->addTransition(&t1, SIGNAL(timeout()), s1_done);
      s1->setInitialState(s1_timer);

    QState *s2 = new QState();
    s2->setObjectName("s2");
    s2->assignProperty(&label, "text", "In S2, I'm gonna quit on you...");
    s2->assignProperty(&label, "geometry", QRect(300, 300, 300, 100));
//    s2->invokeMethodOnEntry(&label, "setNum", QList<QVariant>() << 123);
//    s2->invokeMethodOnEntry(&label, "showMaximized");

      QState *s2_timer = new QState(s2);
      s2_timer->setObjectName("s2_timer");
      QTimer t2;
      t2.setInterval(2000);
      s2_timer->invokeMethodOnEntry(&t2, "start");
      QFinalState *s2_done = new QFinalState(s2);
      s2_done->setObjectName("s2_done");
      s2_timer->addTransition(&t2, SIGNAL(timeout()), s2_done);
      s2->setInitialState(s2_timer);

    s1->addFinishedTransition(s2);

    QFinalState *s3 = new QFinalState();
    s3->setObjectName("s3");
    s2->addFinishedTransition(s3);

    machine.addState(s1);
    machine.addState(s2);
    machine.addState(s3);
    machine.setInitialState(s1);
    QObject::connect(&machine, SIGNAL(finished()), &app, SLOT(quit()));
    machine.start();

    label.show();
    return app.exec();
}