Like g_date_new(), but also sets the value of the date. Assuming the Julian day number you pass in is valid (greater than 0, less than an unreasonably large number), the returned date will be valid.
days since January 1, Year 1
a newly-allocated #GDate initialized with @julian_day
ConstructionException GTK+ fails to create the object.
See Implementation
Like g_date_new(), but also sets the value of the date. Assuming the Julian day number you pass in is valid (greater than 0, less than an unreasonably large number), the returned date will be valid.