Package org.eclipse.jface.text.source
Interface IAnnotationHover
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- All Known Implementing Classes:
DefaultAnnotationHover
,LineChangeHover
public interface IAnnotationHover
Provides the information to be displayed in a hover popup window which appears over the presentation area of annotations.In order to provide backward compatibility for clients of
IAnnotationHover
, extension interfaces are used as a means of evolution. The following extension interfaces exist:IAnnotationHoverExtension
since version 3.0 allowing a text hover to provide a creator for the hover control. This allows for sophisticated hovers in a way that information computed by the hover can be displayed in the best possible form.IAnnotationHoverExtension2
since version 3.2 allowing a text hover to specify whether it handles mouse-wheel events itself.
Clients may implement this interface.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description String
getHoverInfo(ISourceViewer sourceViewer, int lineNumber)
Returns the text which should be presented in the a hover popup window.
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Method Detail
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getHoverInfo
String getHoverInfo(ISourceViewer sourceViewer, int lineNumber)
Returns the text which should be presented in the a hover popup window. This information is requested based on the specified line number.- Parameters:
sourceViewer
- the source viewer this hover is registered withlineNumber
- the line number for which information is requested- Returns:
- the requested information or
null
if no such information exists
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