Exemplo n.º 1
0
        private void UpdateComponents()
        {
            var culture            = Language.GetSpecificCulture();
            var dateTimeFormatInfo = culture.GetDateFormat();
            var minDateTime        = dateTimeFormatInfo.Calendar.MinSupportedDateTime;
            var maxDateTime        = dateTimeFormatInfo.Calendar.MaxSupportedDateTime;

            if (DisplayDate < minDateTime)
            {
                SetDisplayDateOfCalendar(minDateTime);

                // return to avoid second formatting of the same value
                return;
            }

            if (DisplayDate > maxDateTime)
            {
                SetDisplayDateOfCalendar(maxDateTime);

                // return to avoid second formatting of the same value
                return;
            }

            var calendarFormatInfo = CalendarFormatInfo.FromCultureInfo(culture);
            var displayDate        = DisplayDate;

            ComponentOneContent   = FormatDate(calendarFormatInfo.ComponentOnePattern, displayDate, culture);
            ComponentTwoContent   = FormatDate(calendarFormatInfo.ComponentTwoPattern, displayDate, culture);
            ComponentThreeContent = FormatDate(calendarFormatInfo.ComponentThreePattern, displayDate, culture);
        }
Exemplo n.º 2
0
        /// <summary>
        /// Creates a <see cref="CalendarFormatInfo"/> from the <see cref="CultureInfo"/>.
        /// </summary>
        /// <param name="cultureInfo">A <see cref="CultureInfo"/> that specifies the culture to get the date format.</param>
        /// <returns>The <see cref="CalendarFormatInfo"/> object that this method creates.</returns>
        /// <exception cref="ArgumentNullException"><paramref name="cultureInfo"/> is null.</exception>
        public static CalendarFormatInfo FromCultureInfo(CultureInfo cultureInfo)
        {
            if (cultureInfo is null)
            {
                throw new ArgumentNullException(nameof(cultureInfo));
            }

            CalendarFormatInfo calendarInfo;

            if (_formatInfoCache.TryGetValue(cultureInfo.Name, out calendarInfo))
            {
                return(calendarInfo);
            }

            var dateTimeFormat = cultureInfo.DateTimeFormat;

            string yearPattern;

            if (!_cultureYearPatterns.TryGetValue(cultureInfo.Name, out yearPattern))
            {
                yearPattern = "yyyy";
            }

            DayOfWeekStyle dayOfWeekStyle;

            if (!_cultureDayOfWeekStyles.TryGetValue(cultureInfo.Name, out dayOfWeekStyle))
            {
                dayOfWeekStyle = DayOfWeekStyle.Parse(dateTimeFormat.LongDatePattern);
            }

            var monthDayPattern = dateTimeFormat.MonthDayPattern.Replace("MMMM", "MMM");

            if (dayOfWeekStyle.IsFirst)
            {
                calendarInfo = new CalendarFormatInfo(dateTimeFormat.YearMonthPattern,
                                                      monthDayPattern,
                                                      dayOfWeekStyle.Pattern + dayOfWeekStyle.Separator,
                                                      yearPattern);
            }
            else
            {
                calendarInfo = new CalendarFormatInfo(dateTimeFormat.YearMonthPattern,
                                                      dayOfWeekStyle.Pattern,
                                                      monthDayPattern + dayOfWeekStyle.Separator,
                                                      yearPattern);
            }
            _formatInfoCache[cultureInfo.Name] = calendarInfo;
            return(calendarInfo);
        }