public CustomDatePicker_iOS(ExtendedDatePicker datePicker)
        {
            this.DatePicker = datePicker;

            this.TextColor       = Color.Transparent;
            this.BackgroundColor = Color.Transparent;
        }
        public CustomDatePicker_Droid(ExtendedDatePicker datePicker)
        {
            this.DatePicker = datePicker;

            if (DatePicker.MaxDate != null)
            {
                this.MaximumDate = DatePicker.MaxDate.Value;
            }

            if (DatePicker.MinDate != null)
            {
                this.MinimumDate = DatePicker.MinDate.Value;
            }

            this.TextColor       = Color.Transparent;
            this.BackgroundColor = Color.Transparent;
            this.DateSelected   += CustomDatePicker_Droid_DateSelected;
        }