Display the Construction Line layer
Before positioning windows with geometric constraints, set layer 218 Construction Line visible. Short lines for the openings are displayed on this layer, and you can select them while defining the constraints.
- Select
Layers >
Select Layers from List. The Select Layers dialog box opens.
Visible layers have been marked with the symbol 
in the dialog box. Hidden layers have
been marked with the symbol 
. - Set the layer 218 Construction Line visible by clicking
the symbol in the On column.
- Confirm by clicking OK. The construction line of fixed walls is
blue (A). On other walls it is black.
Short cross lines (B) appear on the construction line at the center and edge points of windows.
