Raises this widget when it is shown.
        
        :param      event | <QtCore.QShowEvent>

def showEvent(self, event):
        """
        Raises this widget when it is shown.
        
        :param      event | <QtCore.QShowEvent>
        """
        super(XWalkthroughWidget, self).showEvent(event)
        
        self.autoLayout()
        self.restart()
        self.setFocus()
        self.raise_()