Selecting structural levels

You can select structural levels by clicking the relevant check box. The program takes into account the drawing file status when the corresponding structural level is selected.


Structural level is selected	Structural level is not selected	Only subordinate structural level(s) are selected

Clicking a check box activates the relevant structural level and all subordinate levels.
Clicking a check box while pressing the CTRL key only activates this structural level. Subordinate levels are not selected.
If subordinate structural levels are selected, a fill is applied to the check box of the superordinate structural level.