@Override
        public MonthViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
            final View view = LayoutInflater.from(parent.getContext())
                                            .inflate(R.layout.mti_item_month, parent, false);
            return new MonthViewHolder(view);
        }
Color when month is before the current selected month
library/src/main/java/com/github/badoualy/datepicker/MonthView.java