Only two predicates are defined by this package, the rest is data driven:
gui / 3,
menubar / 2
Please have a look at the ExamplePrograms and to the MINERVA source of
guibuilder.min itself, which is part of your MINERVA Development Server.
document: http://www.ifcomputer.co.jp/MINERVA/Manual/Reference/GuiProgramming/guibuilder/print_en.html
published 2008/6/30
update 1997/10/2
(c) 1996-2006 IF Computer Japan