Some methods need to accept null arguments. gtk.defs has "is-null" metadata tags, this needs to be translated/added to the XML metadata and implemented in generator. Bug #26405. 0 Gtk+ docs must be merged in. The docs generated for Gtk+, et al need to be merged into the doc-string attributes, and then output by generator. rachel 50 Gdk drawing primitives not fully supported. Many Gdk drawing functions are named oddly and are not being generated as methods of Drawable. gapi2xml.pl needs to take this into account. 0