Method onPrevMonthClick

src/components/DayPicker.jsx:541–544

(e)

  }

  onPrevMonthClick(e) {
    if (e) e.preventDefault();
    this.onPrevMonthTransition();
  }

  onPrevMonthTransition(nextFocusedDate) {
    const { daySize, isRTL, numberOfMonths } = this.props;