Collect Materials from Selected Objects

Select the objects from which you wish to collect the materials. Select the objects in the working window or in the object tree.
Right-click to open the context-sensitive menu.
Select Advanced > Collect Materials.
The Collected Materials database view opens.

Collected Materials
Save the material database by closing the window with the OK button.

Note:

You can select the layers and the parts in the layers from one or more panels by selecting a branch in the object tree and pressing Ctrl+B.