${public_api_src_dir}/signals/signal-slot-observers.cpp
${public_api_src_dir}/signals/base-signal.cpp
${public_api_src_dir}/signals/functor-delegate.cpp
- ${public_api_src_dir}/signals/render-callback.cpp
${public_api_src_dir}/object/type-info.cpp
${public_api_src_dir}/object/type-registry.cpp
${public_api_src_dir}/object/weak-handle.cpp