The dialog displays basic information about the selected shape (if there's more than one shape selected - the information for primary selected shape). If there's no selected shape, the controls in the dialog are disabled.
The Information dialog in Windows:
The Information dialog in Mac OS X:
ID - indicates the unique number of the shape in
the current document.
Sub ID - indicates the number of the shape in its
parent group. It's used for referring to shapes inside a group.
Name
- in this field you can type the name you want to assign to the shape.
Description - in this field you can provide a description of the shape.
Layer - assigns the shape to a layer. Unlike other fields of the dialog, changing layer applies to all selected shapes, not only to the primary one.