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main.cpp Example File
statemachine/twowaybutton/main.cpp

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 #include <QtGui>

 int main(int argc, char **argv)
 {
     QApplication app(argc, argv);
     QPushButton button;
     QStateMachine machine;

     QState *off = new QState();
     off->assignProperty(&button, "text", "Off");
     off->setObjectName("off");

     QState *on = new QState();
     on->setObjectName("on");
     on->assignProperty(&button, "text", "On");

     off->addTransition(&button, SIGNAL(clicked()), on);
     on->addTransition(&button, SIGNAL(clicked()), off);

     machine.addState(off);
     machine.addState(on);

     machine.setInitialState(off);
     machine.start();

     button.resize(100, 50);
     button.show();
     return app.exec();
 }