This shows how to detect if your application is using FireMonkey (FMX) or VCL when using conditional compilation within a Delphi form unit.
UPDATE – a better solution has been provided by a Rudy Velthuis. I recommend to use that instead of my original post. Ive provided examples based on his feedback. Thanks RudyContinue reading “Conditional compilatation to detect VCL or FireMonkey in a Delphi Form”