mainwindow.cpp Example File | Qt SCXML 5.9

Qt 5.9 | Qt SCXML | Qt SCXML Pinball Example | mainwindow.cpp Example File

Qt 5.9.4 Reference Documentation

# mainwindow.cpp Example File

pinball/mainwindow.cpp

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

      #include <QStringListModel>
      #include <QScxmlStateMachine>

      QT_USE_NAMESPACE

      MainWindow::MainWindow(QScxmlStateMachine *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
          m_machine->connectToEvent("updateScore", [this] (const QScxmlEvent &event) {
              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);
          });

          // 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, &QWidget::setEnabled);
      }