def handleImplicitCheck(self):
        """
        Checkboxes are hidden when inside of a RadioGroup as a selection of
        the Radio button is an implicit selection of the Checkbox. As such, we have
        to manually "check" any checkbox as needed.
        """
        for button, widget in zip(self.radioButtons, self.widgets):
            if isinstance(widget, CheckBox):
                if button.GetValue(): # checked
                    widget.setValue(True)
                else:
                    widget.setValue(False)
Checkboxes are hidden when inside of a RadioGroup as a selection of
        the Radio button is an implicit selection of the Checkbox. As such, we have
        to manually "check" any checkbox as needed.