>R.R. Software, http://www.rrsoftware.com/ provides an Ada binding There's also our TriAda paper on Windows and Ada at that site, as well as a $0 version of Claw, with sample programs. The $>0 version of Claw comes with 100 pages of (paper) manual (not counting 25 for the GUI Builder), much of which is sample programs incorporating successively more features (like Petzold).