The Int32 Collection Editor window allows you to modify the drawing level properties of the currently selected panel which affects the way elements are displayed in the 3D view and how they are dealt with when checking for clashes between design elements.
The Int32 Collection Editor window allows you to add, remove and modify the drawing level members and their values.
Click OK to apply the drawing level properties or
Cancel to discard any changes and close the
Int32 Collection Editor window.