Handles the button click for this widget.  If the Reset button was
        clicked, then the resetRequested signal will be emitted.  All buttons
        will emit the buttonClicked signal.
        
        :param      button | <QAbstractButton>

def handleButtonClick(self, button):
        """
        Handles the button click for this widget.  If the Reset button was
        clicked, then the resetRequested signal will be emitted.  All buttons
        will emit the buttonClicked signal.
        
        :param      button | <QAbstractButton>
        """
        if ( self.signalsBlocked() ):
            return
        
        if ( button == self._buttonBox.button(QDialogButtonBox.Reset) ):
            self.resetRequested.emit()
        
        self.buttonClicked.emit(button)