determines whether drawing changes results in design changes in the model.
default and available settings
- no* - drawing model files are not read only; applicable drawing changes result in design changes in the model.
- yes - drawing model files are read-only. you cannot add driven dimensions, geometric tolerances, or similar items to the views.
- cosmetic_only - drawing model files are read-only. you can add driven dimensions, geometric tolerances, cross sections, and
explode states, however, they do not cause design changes in the model.
