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| |
| #include <QtWidgets> |
| |
| //! [0] |
| int main(int argc, char **argv) |
| { |
| QApplication app(argc, argv); |
| QPushButton button; |
| QStateMachine machine; |
| //! [0] |
| |
| //! [1] |
| QState *off = new QState(); |
| off->assignProperty(&button, "text", "Off"); |
| off->setObjectName("off"); |
| |
| QState *on = new QState(); |
| on->setObjectName("on"); |
| on->assignProperty(&button, "text", "On"); |
| //! [1] |
| |
| //! [2] |
| off->addTransition(&button, &QAbstractButton::clicked, on); |
| on->addTransition(&button, &QAbstractButton::clicked, off); |
| //! [2] |
| |
| //! [3] |
| machine.addState(off); |
| machine.addState(on); |
| //! [3] |
| |
| //! [4] |
| machine.setInitialState(off); |
| machine.start(); |
| //! [4] |
| |
| //! [5] |
| button.resize(100, 50); |
| button.show(); |
| return app.exec(); |
| } |
| //! [5] |