settingsdialog.h Example File

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  #ifndef SETTINGSDIALOG_H
  #define SETTINGSDIALOG_H

  #include <QDialog>
  #include <QSerialPort>

  namespace Ui {
  class SettingsDialog;
  }


  class SettingsDialog : public QDialog
  {
      Q_OBJECT

  public:
      struct Settings {
          int parity = QSerialPort::EvenParity;
          int baud = QSerialPort::Baud19200;
          int dataBits = QSerialPort::Data8;
          int stopBits = QSerialPort::OneStop;
      };

      explicit SettingsDialog(QWidget *parent = nullptr);
      ~SettingsDialog();

      Settings settings() const;

  private:
      Settings m_settings;
      Ui::SettingsDialog *ui;
  };

  #endif // SETTINGSDIALOG_H