Package 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. A projection viewer is a text viewer that allows to expand and collapse folded regions defined by a projection document. This package also introduces a projection annotation model, projection annotations. The projection viewer offers support to show a summary for a folded region.

Package Specification

ProjectionViewer is a specialized SourceViewer that can display line-based folding based on a ProjectionDocument. To do this it uses supporting classes like IProjectionListener, IProjectionPosition, ProjectionAnnotation and others.

Interface Summary

Interface	Description
IProjectionListener	Implementers registered with a ProjectionViewer get informed when the projection mode of the viewer gets enabled and when it gets disabled.
IProjectionPosition	An IProjectionPosition is a position that is associated with a ProjectionAnnotation and that is able to compute its collapsed regions.

Class Summary

Class	Description
AnnotationBag	A bag of annotations.
ProjectionAnnotation	Annotation used to represent the projection of a master document onto a ProjectionDocument.
ProjectionAnnotationModel	A projection annotation model.
ProjectionSupport	Supports the configuration of projection capabilities a ProjectionViewer.
ProjectionViewer	A projection source viewer is a source viewer which supports multiple visible regions which can dynamically be changed.