DemoCAD is a 4D application with full source code, that demonstrates how to use 4D CAD. To get started with DemoCAD, run the software and play around with the various functions, available in menus.
Then, study the source code, starting with the procedures
To get an understanding of DemoCAD internals, study
DemoCAD was written using Microbizz Toolbox, an application framework for 4th Dimension, written over the years by Adriaan van Os and used by several 4D developers in The Netherlands. This manual doesn’t discuss Microbizz Toolbox (the methods starting with the letter T), but if you are interested, study the above procedures plus
Integrated into Microbizz Toolbox are two more plug-in packages
This manual doesn’t discuss them either.
DemoCAD ©2004-2011 ARPA-Intrabouw, The Netherlands ©2004-2011 Microbizz, The Netherlands