| package org.eclipse.ui.examples.javaeditor; | |
| /* | |
| * (c) Copyright IBM Corp. 2000, 2001. | |
| * All Rights Reserved. | |
| */ | |
| import org.eclipse.jface.text.BadLocationException; | |
| import org.eclipse.jface.text.IDocument; | |
| import org.eclipse.jface.text.IRegion; | |
| import org.eclipse.jface.text.source.IAnnotationHover; | |
| import org.eclipse.jface.text.source.ISourceViewer; | |
| /** | |
| * The JavaAnnotationHover provides the hover support for java editors. | |
| */ | |
| public class JavaAnnotationHover implements IAnnotationHover { | |
| /* (non-Javadoc) | |
| * Method declared on IAnnotationHover | |
| */ | |
| public String getHoverInfo(ISourceViewer sourceViewer, int lineNumber) { | |
| IDocument document= sourceViewer.getDocument(); | |
| try { | |
| IRegion info= document.getLineInformation(lineNumber); | |
| return document.get(info.getOffset(), info.getLength()); | |
| } catch (BadLocationException x) { | |
| } | |
| return null; | |
| } | |
| } |