com.ibm.lpex.alef.contentassist
Interface IContextInformationValidator

All Known Implementing Classes:

ContextInformationValidator

public interface IContextInformationValidator

A context information validator is used to determine whether a displayed context information is still valid at the current cursor position, or should be dismissed.

The interface can be implemented by clients.

This is the LPEX version of org.eclipse.jface.text.contentassist.IContextInformationValidator. It has different methods.

See Also:

IContextInformationPresenter

Method Summary

void	install(IContextInformation info, ITextViewer viewer, LpexDocumentLocation documentLocation) Install this validator for the given context information.
boolean	isContextInformationValid(LpexDocumentLocation documentLocation) Return whether the information that this validator is installed on, is still valid at the current document location.

Method Detail

install

void install(IContextInformation info,
             ITextViewer viewer,
             LpexDocumentLocation documentLocation)

Install this validator for the given context information.

Parameters:

info - the context information which this validator should check

viewer - the LpexTextViewer on which the information is presented

documentLocation - the document location for which the information has been computed

isContextInformationValid

boolean isContextInformationValid(LpexDocumentLocation documentLocation)

Return whether the information that this validator is installed on, is still valid at the current document location.

Parameters:

documentLocation - the current document location

Returns:

true if the information is also valid at the given document location