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Eclipse Platform
Release 3.5

org.eclipse.jface.text.contentassist
Interface IContextInformationValidator

All Known Subinterfaces:
ISubjectControlContextInformationValidator
All Known Implementing Classes:
ContextInformationValidator, SubjectControlContextInformationValidator

public interface IContextInformationValidator

A context information validator is used to determine if a displayed context information is still valid or should be dismissed.

The interface can be implemented by clients.

See Also:
IContextInformationPresenter

Method Summary
 void install ( IContextInformation info, ITextViewer viewer, int offset)
          Installs this validator for the given context information.
 boolean isContextInformationValid (int offset)
          Returns whether the information this validator is installed on is still valid at the given document position.
 

Method Detail

install

void install(
IContextInformation info,
             
ITextViewer viewer,
             int offset)
Installs this validator for the given context information.

Parameters:
info - the context information which this validator should check
viewer - the text viewer on which the information is presented
offset - the document offset for which the information has been computed

isContextInformationValid

boolean isContextInformationValid(int offset)
Returns whether the information this validator is installed on is still valid at the given document position.

Parameters:
offset - the current offset within the document
Returns:
true if the information also valid at the given document position

Eclipse Platform
Release 3.5

Guidelines for using Eclipse APIs.

Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire