Package org.eclipse.jface.text.contentassist

Interface IContextInformationPresenter

All Known Subinterfaces:

ISubjectControlContextInformationPresenter

public interface IContextInformationPresenter

A context information presenter determines the presentation of context information depending on a given document position.

The interface can be implemented by clients.

Since:

2.0

Method Summary

Modifier and Type	Method	Description
void	install(IContextInformation info, ITextViewer viewer, int offset)	Installs this presenter for the given context information.
boolean	updatePresentation(int offset, TextPresentation presentation)	Updates the given presentation of the given context information at the given document position.

Method Detail

install

void install(IContextInformation info,
             ITextViewer viewer,
             int offset)

Installs this presenter for the given context information.

Parameters:

info - the context information which this presenter should style

viewer - the text viewer on which the information is presented

offset - the document offset for which the information has been computed

updatePresentation

boolean updatePresentation(int offset,
                           TextPresentation presentation)

Updates the given presentation of the given context information at the given document position. Returns whether update changed the presentation.

Parameters:

offset - the current offset within the document

presentation - the presentation to be updated

Returns:

true if the given presentation has been changed