private void MonthsPanel_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (e.AddedItems.Count > 0)
{
MonthDescriptor descriptor = (MonthDescriptor)e.AddedItems[0];
this.DaysPanel.ItemsSource = descriptor.ChildDescriptors;
}
}
/// <summary>
/// Initializes the specified minimum date.
/// </summary>
/// <param name="minDate">The minimum date.</param>
/// <param name="maxDate">The maximum date.</param>
/// <param name="highlightedDaysOfWeek">The highlighted days of week.</param>
/// <returns>FluentInitializer.</returns>
/// <exception cref="Java.Lang.IllegalArgumentException">
/// minDate and maxDate must be non-zero. +
/// Debug(minDate, maxDate)
/// or
/// minDate must be before maxDate. +
/// Debug(minDate, maxDate)
/// </exception>
public EFluentInitializer Init(DateTime minDate, DateTime maxDate, DayOfWeek[] highlightedDaysOfWeek)
{
if (minDate == DateTime.MinValue || maxDate == DateTime.MinValue)
{
throw new IllegalArgumentException("minDate and maxDate must be non-zero. " +
Debug(minDate, maxDate));
}
if (minDate.CompareTo(maxDate) > 0)
{
throw new IllegalArgumentException("minDate must be before maxDate. " +
Debug(minDate, maxDate));
}
HighlighDaysOfWeeks(highlightedDaysOfWeek);
Mode = SelectionMode.Single;
//Clear out any previously selected dates/cells.
SelectedCals.Clear();
SelectedCells.Clear();
_highlightedCals.Clear();
_highlightedCells.Clear();
//Clear previous state.
Cells.Clear();
Months.Clear();
MinDate = minDate;
MaxDate = maxDate;
MinDate = SetMidnight(MinDate);
MaxDate = SetMidnight(MaxDate);
// maxDate is exclusive: bump back to the previous day so if maxDate is the first of a month,
// We don't accidentally include that month in the view.
if (MaxDate.Day == 1)
{
MaxDate = MaxDate.AddMinutes(-1);
}
//Now iterate between minCal and maxCal and build up our list of months to show.
_monthCounter = MinDate;
int maxMonth = MaxDate.Month;
int maxYear = MaxDate.Year;
while ((_monthCounter.Month <= maxMonth ||
_monthCounter.Year < maxYear) &&
_monthCounter.Year < maxYear + 1)
{
var month = new MonthDescriptor(_monthCounter.Month, _monthCounter.Year, _monthCounter,
_monthCounter.ToString(MonthNameFormat), _styleDescriptor);
Cells.Add(GetMonthCells(month, _monthCounter));
Logr.D("Adding month {0}", month);
Months.Add(month);
_monthCounter = _monthCounter.AddMonths(1);
}
ValidateAndUpdate();
return(new EFluentInitializer(this));
}
/// <summary>
/// Gets the month cells.
/// </summary>
/// <param name="month">The month.</param>
/// <param name="startCal">The start cal.</param>
/// <returns>List<List<MonthCellDescriptor>>.</returns>
internal List <List <MonthCellDescriptor> > GetMonthCells(MonthDescriptor month, DateTime startCal)
{
var cells = new List <List <MonthCellDescriptor> >();
var cal = new DateTime(startCal.Year, startCal.Month, 1);
var firstDayOfWeek = (int)cal.DayOfWeek;
cal = cal.AddDays((int)CultureInfo.CurrentCulture.DateTimeFormat.FirstDayOfWeek - firstDayOfWeek);
var minSelectedCal = GetMinDate(SelectedCals);
var maxSelectedCal = GetMaxDate(SelectedCals);
while ((cal.Month < month.Month + 1 || cal.Year < month.Year) &&
cal.Year <= month.Year)
{
Logr.D("Building week row starting at {0}", cal);
var weekCells = new List <MonthCellDescriptor>();
cells.Add(weekCells);
for (int i = 0; i < 7; i++)
{
var date = cal;
bool isCurrentMonth = cal.Month == month.Month;
bool isSelected = isCurrentMonth && ContatinsDate(SelectedCals, cal);
bool isSelectable = isCurrentMonth && IsBetweenDates(cal, MinDate, MaxDate);
bool isToday = IsSameDate(cal, Today);
bool isHighlighted = ContatinsDate(_highlightedCals, cal) || _hlighlightedDaysOfWeek[(int)cal.DayOfWeek];
int value = cal.Day;
var rangeState = RangeState.None;
if (SelectedCals.Count > 1)
{
if (IsSameDate(minSelectedCal, cal))
{
rangeState = RangeState.First;
}
else if (IsSameDate(maxSelectedCal, cal))
{
rangeState = RangeState.Last;
}
else if (IsBetweenDates(cal, minSelectedCal, maxSelectedCal))
{
rangeState = RangeState.Middle;
}
}
weekCells.Add(new MonthCellDescriptor(date, isCurrentMonth, isSelectable, isSelected,
isToday, isHighlighted, value, rangeState, _styleDescriptor));
cal = cal.AddDays(1);
}
}
return(cells);
}
/// <summary>
/// Determines whether [is same month] [the specified cal].
/// </summary>
/// <param name="cal">The cal.</param>
/// <param name="month">The month.</param>
/// <returns><c>true</c> if [is same month] [the specified cal]; otherwise, <c>false</c>.</returns>
internal static bool IsSameMonth(DateTime cal, MonthDescriptor month)
{
return(cal.Month == month.Month && cal.Year == month.Year);
}
