True when a standard form exists AND the resolution is not already it —
i.e. a custom form (a higher-priority class form or an interactive
override) is hiding the CodeGen form. False for the common case of an
entity whose only registration is the generated form.
True when a standard form exists AND the resolution is not already it — i.e. a custom form (a higher-priority class form or an interactive override) is hiding the CodeGen form. False for the common case of an entity whose only registration is the generated form.