remember window size and position
need to somehow call one of the to_glib_
functions on GtkWindow to get an object with a WindowExt trait that I can call get_position()
on.
remember window size and position
there doesn't seem to be a way of retrieving the window position from GtkWindow (other than the default position which gets set). may have to give up on this.
add new tiles right at the "end" of the existing tiles instead of interspersing them
keeping in mind that an ID can be an arbitrary string, maybe it's worth filtering the set of IDs to just the type that bitsy naturally produces (base36), finding the highest one and incrementing it…