def setValue(value: Double) {
    this.value = value
    if(value == -1) {
      enteredText = ""
    } else {
      enteredText = MathUtil.dbl2str(value).replace(" ", "")
    }
    println(enteredText)
    cursorPosition = enteredText.length
  }





val df = new DecimalFormat()
  val symbols = new DecimalFormatSymbols()
  symbols.setDecimalSeparator(Lang(0).charAt(0))
  df.setDecimalFormatSymbols(symbols)
  df.setMaximumFractionDigits(5)
  df.setMaximumIntegerDigits(309)
  df.setRoundingMode(RoundingMode.HALF_UP)

  def dbl2str (value: Double):String = {
    df.format(value)
  }