## Uses of Interface
org.eclipse.jface.text.ITextViewerExtension3

Packages that use ITextViewerExtension3
org.eclipse.jface.text: Provides a framework for creating and manipulating text documents.
org.eclipse.jface.text.source.projection: This package provides the UI part for projection documents of which the most important part is the projection viewer.

### Uses of ITextViewerExtension3 in org.eclipse.jface.text

Subinterfaces of ITextViewerExtension3 in org.eclipse.jface.text
`interface` `ITextViewerExtension5` Extension interface for `ITextViewer`.

### Uses of ITextViewerExtension3 in org.eclipse.jface.text.source.projection

Classes in org.eclipse.jface.text.source.projection that implement ITextViewerExtension3
`class` `ProjectionViewer` A projection source viewer is a source viewer which supports multiple visible regions which can dynamically be changed.