Displays options for attaching external references.
The External Reference visor is displayed when you select an external reference.
The following options are displayed.
Edits the selected xref directly within the current drawing window. (REFEDIT command)
Opens the selected drawing reference (xref) in a new window. (XOPEN command)
Crops the display of the selected external reference to a specified boundary. (XCLIP command)
Removes the clipping boundary from the selected external reference. (XCLIP command)