umbrello  2.38.5
Umbrello UML Modeller is a Unified Modelling Language (UML) diagram program based on KDE Technology

cpp → build Relation

File in umbrello/codegenerators/cppIncludes file in build
cppcodegenerationform.humbrello / ui_cppcodegenerationformbase.h
cppcodegenerationpolicy.cppumbrello / umbrellosettings.h