More detailed information can be displayed by clicking with the first mouse button on the structure number in the CSS visualisation window.
A new window (Structure_Editor) is displayed on the screen (after activating display all elements) with the following information:

A very large number of element may be displayed. It is possible to display a selection of these elements (display from ... to ...).

Two types of elements are displayed :
- Simple types that may be edited directly (view index, label,...)

- Compound types that may be accessed with the Edit button.

Any modifications are only valid after activating Apply in this window.
NB : This window must be closed (Close button) to change over to internal viewing of another object (structure).
All PHIGS viewing windows (except PHIGS-PLUS) displaying the contents of objects (structures) have the following functions :
- View Indicated by a star at the current point
From File menu
- Preview Previews the modification without validation
- Save & Exit Saves and exits the window
- Exit Exits without saving
For a polyline the available functions are :

- Prev Previous point
- Extend Adding a point in the current position
- Delete Deleting the current point
Certain elements are directly displayed in the window : Ex : following figure : Name Set.
