As of 3.2, replaced by JFace field assist support
Package org.eclipse.ui.contentassist Description
Provides a content assist add-on for implementors of IContentAssistSubjectControl.
Content assist supports the user in writing by proposing context
sensitive completions at a given position. A completion can also
be a incomplete in itself and content assist provides means to deal with
The ContentAssistHandler provides API for an easy setup of a SubjectControlContentAssistant for a Text or a Combo widget.