Sets the label for this widget to the inputed text.  Differs per type.
        
        :param      text | <str>

def setLabel( self, text ):
        """
        Sets the label for this widget to the inputed text.  Differs per type.
        
        :param      text | <str>
        """
        if ( self._editor and hasattr(self._editor, 'setLabel') ):
            self._editor.setLabel(text)
            return True
        return False