docs: def setPointSize(self, pointSize):
          """
          Sets the point size for this widget to the inputed size.
          
          :param      pointSize | <int>
          """
          self.uiSizeSPN.blockSignals(True)
          self.uiSizeSPN.setValue(pointSize)
          self.uiSizeSPN.blockSignals(False)
          
          for i in range(self.uiFontTREE.topLevelItemCount()):
              item = self.uiFontTREE.topLevelItem(i)
              font = item.font(0)
              font.setPointSize(pointSize)
              item.setFont(0, font)