private TableRow CreateDayHeader(DateTime firstDay, DateTime visibleDate, System.Globalization.Calendar threadCalendar)
{
TableRow row = new TableRow();
DateTimeFormatInfo dtf = DateTimeFormatInfo.CurrentInfo;
TableItemStyle dayNameStyle = new TableItemStyle();
dayNameStyle.HorizontalAlign = HorizontalAlign.Center;
dayNameStyle.CopyFrom(DayHeaderStyle);
DayNameFormat dayNameFormat = DayNameFormat;
int numericFirstDay = (int)threadCalendar.GetDayOfWeek(firstDay);
for (int i = numericFirstDay; i < numericFirstDay + 7; i++)
{
string dayName;
int dayOfWeek = i % 7;
switch (dayNameFormat)
{
case DayNameFormat.FirstLetter:
dayName = dtf.GetDayName((DayOfWeek)dayOfWeek).Substring(0, 1);
break;
case DayNameFormat.FirstTwoLetters:
dayName = dtf.GetDayName((DayOfWeek)dayOfWeek).Substring(0, 2);
break;
case DayNameFormat.Full:
dayName = dtf.GetDayName((DayOfWeek)dayOfWeek);
break;
case DayNameFormat.Short:
dayName = dtf.GetAbbreviatedDayName((DayOfWeek)dayOfWeek);
break;
case DayNameFormat.Shortest:
dayName = dtf.GetShortestDayName((DayOfWeek)dayOfWeek);
break;
default:
System.Diagnostics.Debug.Assert(false, "Unknown DayNameFormat value!");
goto
case DayNameFormat.Short;
}
TableCell cell = new TableCell();
cell.ApplyStyle(dayNameStyle);
cell.Text = dayName;
row.Cells.Add(cell);
}
return(row);
}
/// <summary>
/// Gets the string representation for a particular day in the week.
/// </summary>
/// <param name="weekDay">Specifies the day of the week.</param>
/// <returns>the string representation for the specified day.</returns>
internal protected virtual string GetDayHeaderString(int weekDay)
{
DateTimeFormatInfo dateLocalInfo = this.Calendar.DateTimeFormat;
DayNameFormat dayFormat = this.Calendar.DayNameFormat;
string dayString = String.Empty;
switch (dayFormat)
{
case DayNameFormat.Full:
{
dayString = dateLocalInfo.GetDayName((DayOfWeek)weekDay);
break;
}
case DayNameFormat.FirstLetter:
{
string str = dateLocalInfo.ShortestDayNames[weekDay];
TextElementEnumerator iter = StringInfo.GetTextElementEnumerator(str);
iter.MoveNext();
dayString = iter.Current.ToString();
break;
}
case DayNameFormat.FirstTwoLetters:
{
string str = dateLocalInfo.ShortestDayNames[weekDay];
TextElementEnumerator iter = StringInfo.GetTextElementEnumerator(str);
iter.MoveNext();
StringBuilder ftl = new StringBuilder(iter.Current.ToString());
if (iter.MoveNext()) //in case of Arabic cultures
{
ftl.Append(iter.Current.ToString());
}
dayString = ftl.ToString();
break;
}
case DayNameFormat.Short:
{
dayString = dateLocalInfo.GetAbbreviatedDayName((DayOfWeek)weekDay);
break;
}
case DayNameFormat.Shortest:
default:
{
dayString = dateLocalInfo.ShortestDayNames[weekDay];
break;
}
}
return(dayString);
}
protected internal virtual string GetDayHeaderString(int weekDay)
{
DateTimeFormatInfo dateTimeFormat = this.Calendar.DateTimeFormat;
DayNameFormat dayNameFormat = this.Calendar.DayNameFormat;
string empty = string.Empty;
string str;
switch (dayNameFormat)
{
case DayNameFormat.Full:
str = dateTimeFormat.GetDayName((DayOfWeek)weekDay);
break;
case DayNameFormat.Short:
str = dateTimeFormat.GetAbbreviatedDayName((DayOfWeek)weekDay);
break;
case DayNameFormat.FirstLetter:
TextElementEnumerator elementEnumerator1 = StringInfo.GetTextElementEnumerator(dateTimeFormat.ShortestDayNames[weekDay]);
elementEnumerator1.MoveNext();
str = elementEnumerator1.Current.ToString();
break;
case DayNameFormat.FirstTwoLetters:
TextElementEnumerator elementEnumerator2 = StringInfo.GetTextElementEnumerator(dateTimeFormat.ShortestDayNames[weekDay]);
elementEnumerator2.MoveNext();
StringBuilder stringBuilder = new StringBuilder(elementEnumerator2.Current.ToString());
if (elementEnumerator2.MoveNext())
{
stringBuilder.Append(elementEnumerator2.Current.ToString());
}
str = stringBuilder.ToString();
break;
default:
str = dateTimeFormat.ShortestDayNames[weekDay];
break;
}
return(str);
}
protected virtual void OnRenderDayHeader(HtmlTextWriter writer, DateTime visibleDate, CalendarSelectionMode selectionMode, bool buttonsActive)
{
writer.Write("<tr>");
DateTimeFormatInfo currentInfo = GetDateTimeFormatter();
if (this.HasWeekSelectors(selectionMode))
{
TableItemStyle style = new TableItemStyle();
style.HorizontalAlign = HorizontalAlign.Center;
if (selectionMode == CalendarSelectionMode.DayWeekMonth)
{
int days = visibleDate.Subtract(baseDate).Days;
int dayOfMonth = this.threadCalendar.GetDaysInMonth(this.threadCalendar.GetYear(visibleDate), this.threadCalendar.GetMonth(visibleDate), this.threadCalendar.GetEra(visibleDate));
if (this.IsMinSupportedYearMonth(visibleDate))
{
dayOfMonth = (dayOfMonth - this.threadCalendar.GetDayOfMonth(visibleDate)) + 1;
}
else if (this.IsMaxSupportedYearMonth(visibleDate))
{
dayOfMonth = this.threadCalendar.GetDayOfMonth(this.maxSupportedDate);
}
string eventArgument = "R" + (((days * 100) + dayOfMonth)).ToString(CultureInfo.InvariantCulture);
style.CopyFrom(this.SelectorStyle);
string title = null;
this.OnRenderCalendarCell(writer, style, this.SelectMonthText, title, buttonsActive, eventArgument);
}
else
{
style.CopyFrom(this.DayHeaderStyle);
this.OnRenderCalendarCell(writer, style, string.Empty, null, false, null);
}
}
TableItemStyle weekdayStyle = new TableItemStyle();
weekdayStyle.HorizontalAlign = HorizontalAlign.Center;
weekdayStyle.CopyFrom(this.DayHeaderStyle);
DayNameFormat dayNameFormat = this.DayNameFormat;
int firstDay = this.NumericFirstDayOfWeek();
for (int i = firstDay; i < (firstDay + 7); i++)
{
string dayName;
int dayOfWeekNumber = i % 7;
switch (dayNameFormat)
{
case DayNameFormat.Full:
dayName = currentInfo.GetDayName((DayOfWeek)dayOfWeekNumber);
break;
case DayNameFormat.FirstLetter:
dayName = currentInfo.GetDayName((DayOfWeek)dayOfWeekNumber).Substring(0, 1);
break;
case DayNameFormat.FirstTwoLetters:
dayName = currentInfo.GetDayName((DayOfWeek)dayOfWeekNumber).Substring(0, 2);
break;
case DayNameFormat.Shortest:
dayName = currentInfo.GetShortestDayName((DayOfWeek)dayOfWeekNumber);
break;
default:
dayName = currentInfo.GetAbbreviatedDayName((DayOfWeek)dayOfWeekNumber);
break;
}
this.OnRenderCalendarCell(writer, weekdayStyle, dayName, null, false, null);
}
writer.Write("</tr>");
}