Adds @renderer to @box, packed with reference to the end of @box.
The @renderer is packed after (away from end of) any other #GtkCellRenderer packed with reference to the end of @box.
the #GtkCellRenderer to add
whether @renderer should receive extra space when the area receives more than its natural size
whether @renderer should be aligned in adjacent rows
whether @renderer should have the same size in all rows
3.0
See Implementation
Adds @renderer to @box, packed with reference to the end of @box.
The @renderer is packed after (away from end of) any other #GtkCellRenderer packed with reference to the end of @box.