Toggles whether or not the text is currently bold.
        
        :param      state | <bool>

def setFontBold(self, state):
        """
        Toggles whether or not the text is currently bold.
        
        :param      state | <bool>
        """
        if state:
            weight = QFont.Bold
        else:
            weight = QFont.Normal
        
        self.setFontWeight(weight)