private static int CompareAppointmentsByRanges(
Appointment x,
Appointment y)
{
if ((x == null) && (y == null))
{
// If x is null and y is null, they are equal.
return(0);
}
if (x == null)
{
// If x is null and y is not null, y is greater.
return(-1);
}
if (y == null)
{
// If x is not null and y is null, x is greater.
return(1);
}
return(FreeBusyConverter.CompareRangesByStartThenEnd(x.Range, y.Range));
}
private static int ReverseCompareRanges(
DateTimeRange x,
DateTimeRange y)
{
return(FreeBusyConverter.CompareRangesByStartThenEnd(y, x));
}
