Description:
- Removes all elements (entities, processes and connectors) from the subnet.
- After this operation the subnet is empty.
- The color scheme of the canvas is changed if the subnet is not empty: Subnet elements (entities, processes and connectors) are marked in red, while all other elements are displayed in gray. If the subnet is empty the network elements are displayed in their normal colors.
Constraints:
- At least one subnet element is selected.
- No simulation is running.