mainwindow.cpp Example File

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  #include "mainwindow.h"
  #include "ui_mainwindow.h"

  #include <QStringListModel>
  #include "pinball.h"

  QT_USE_NAMESPACE

  MainWindow::MainWindow(Pinball *machine, QWidget *parent) :
      QWidget(parent),
      m_ui(new Ui::MainWindow),
      m_machine(machine)
  {
      m_ui->setupUi(this);

      // lights
      initAndConnect(QLatin1String("cLightOn"), m_ui->cLabel);
      initAndConnect(QLatin1String("rLightOn"), m_ui->rLabel);
      initAndConnect(QLatin1String("aLightOn"), m_ui->aLabel);
      initAndConnect(QLatin1String("zLightOn"), m_ui->zLabel);
      initAndConnect(QLatin1String("yLightOn"), m_ui->yLabel);
      initAndConnect(QLatin1String("hurryLightOn"), m_ui->hurryLabel);
      initAndConnect(QLatin1String("jackpotLightOn"), m_ui->jackpotLabel);
      initAndConnect(QLatin1String("gameOverLightOn"), m_ui->gameOverLabel);

      // help labels
      initAndConnect(QLatin1String("offState"), m_ui->offStateLabel);
      initAndConnect(QLatin1String("hurryStateOff"), m_ui->normalStateLabel);
      initAndConnect(QLatin1String("hurryStateOn"), m_ui->hurryStateLabel);
      initAndConnect(QLatin1String("jackpotStateOn"), m_ui->jackpotStateLabel);

      // context enablement
      initAndConnect(QLatin1String("offState"), m_ui->startButton);
      initAndConnect(QLatin1String("onState"), m_ui->cButton);
      initAndConnect(QLatin1String("onState"), m_ui->rButton);
      initAndConnect(QLatin1String("onState"), m_ui->aButton);
      initAndConnect(QLatin1String("onState"), m_ui->zButton);
      initAndConnect(QLatin1String("onState"), m_ui->yButton);
      initAndConnect(QLatin1String("onState"), m_ui->ballOutButton);

      // datamodel update
      connect(m_machine, SIGNAL(eventOccurred(const QScxmlEvent &)),
              this, SLOT(eventOccurred(const QScxmlEvent &)));

      // gui interaction
      connect(m_ui->cButton, &QAbstractButton::clicked,
              [this] { m_machine->submitEvent("cLetterTriggered");
              });
      connect(m_ui->rButton, &QAbstractButton::clicked,
              [this] { m_machine->submitEvent("rLetterTriggered");
              });
      connect(m_ui->aButton, &QAbstractButton::clicked,
              [this] { m_machine->submitEvent("aLetterTriggered");
              });
      connect(m_ui->zButton, &QAbstractButton::clicked,
              [this] { m_machine->submitEvent("zLetterTriggered");
              });
      connect(m_ui->yButton, &QAbstractButton::clicked,
              [this] { m_machine->submitEvent("yLetterTriggered");
              });
      connect(m_ui->startButton, &QAbstractButton::clicked,
              [this] { m_machine->submitEvent("startTriggered");
              });
      connect(m_ui->ballOutButton, &QAbstractButton::clicked,
              [this] { m_machine->submitEvent("ballOutTriggered");
              });
  }

  MainWindow::~MainWindow()
  {
      delete m_ui;
  }

  void MainWindow::initAndConnect(const QString &state, QWidget *widget)
  {
      widget->setEnabled(m_machine->isActive(state));
      m_machine->connectToState(state, widget, SLOT(setEnabled(bool)));
  }

  void MainWindow::eventOccurred(const QScxmlEvent &event)
  {
      if (event.originType() != QLatin1String("qt:signal"))
          return;

      if (event.name() != QLatin1String("updateScore"))
          return;

      const QVariant data = event.data();
      const QString highScore = data.toMap().value("highScore").toString();
      m_ui->highScoreLabel->setText(highScore);
      const QString score = data.toMap().value("score").toString();
      m_ui->scoreLabel->setText(score);
  }