"show-details"
is set.
A tooltip containing with full detail information is provided, if the entire
text should not fit into the details area, or if "show-details"
is not set.gtkCalendarSetDetailFunc(object, func, data)
object
GtkCalendar
.func
data
func
invokations."detail-width-chars"
and "detail-height-rows"
properties.
Since 2.14