pub fn time_of(
task: &Task,
block: Option<(i64, i64)>,
zone: &TimeZone,
) -> Option<(i64, i64)>Expand description
When the appointment a task becomes takes place, Unix seconds: its time
block’s time (block), else the time it was given by a drag before blocks,
else its start when that has a time, for its estimate or an hour. None: it
has no time, the form asks one.