+++ /dev/null
-/**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-All rights reserved. This program and the accompanying materials
-are made available under the terms of the Common Public License v1.0
-which accompanies this distribution, and is available at
-http://www.eclipse.org/legal/cpl-v10.html
-
-Contributors:
- IBM Corporation - Initial implementation
- Klaus Hartlage - www.eclipseproject.de
-**********************************************************************/
-package net.sourceforge.phpeclipse.phpeditor;
-
-import java.util.HashMap;
-import java.util.Vector;
-
-import net.sourceforge.phpeclipse.phpeditor.php.PHPWordExtractor;
-
-import org.eclipse.jface.text.IRegion;
-import org.eclipse.jface.text.ITextHover;
-import org.eclipse.jface.text.ITextViewer;
-import org.eclipse.jface.text.Region;
-import org.eclipse.swt.graphics.Point;
-
-import net.sourceforge.phpeclipse.phpeditor.php.PHPElement;
-
-/**
- * Example implementation for an <code>ITextHover</code>
- * which hovers over PHP code.
- */
-public class PHPTextHover implements ITextHover {
- public static HashMap functionDescriptions = null;
-
- private static PHPWordExtractor phpWordDetector = new PHPWordExtractor();
- /* (non-Javadoc)
- * Method declared on ITextHover
- */
- public String getHoverInfo(ITextViewer textViewer, IRegion hoverRegion) {
- if (hoverRegion != null) {
- try {
- if (hoverRegion.getLength() > -1) {
- String word = textViewer.getDocument().get(hoverRegion.getOffset(), hoverRegion.getLength());
- if (functionDescriptions == null) {
- functionDescriptions = new HashMap();
- // PHPSyntaxRdr syntaxRdr = new PHPSyntaxRdr();
- // syntaxRdr.readInSyntax();
-
- // Vector syntaxbuffer = syntaxRdr.getsyntaxdata();
- Vector syntaxbuffer = PHPSyntaxRdr.getsyntaxdata();
- String strbuffer = null;
- PHPElement elbuffer = null;
- while ((syntaxbuffer != null)
- && (!syntaxbuffer.isEmpty() && ((elbuffer = (PHPElement) syntaxbuffer.remove(0)) != null))) {
- functionDescriptions.put(elbuffer.getName(), elbuffer.getDescription());
- }
-
- // functionDescriptions = new HashMap(997);
- // for (int i=0; i<PHPFunctionNames.FUNCTION_NAMES.length;i++) {
- // functionDescriptions.put(PHPFunctionNames.FUNCTION_NAMES[i],PHPFunctionDescription.FUNCTION_DESCRIPTION[i]);
- // }
- }
- return (String) functionDescriptions.get(word);
- }
- // } catch (BadLocationException x) {
- } catch (Exception x) {
- }
- }
- return "empty selection";
- }
-
- /* (non-Javadoc)
- * Method declared on ITextHover
- */
- public IRegion getHoverRegion(ITextViewer textViewer, int offset) {
- Point selection = PHPWordExtractor.findWord(textViewer.getDocument(), offset);
- // show the extracted word as a tooltip
- if (selection != null && selection.x <= offset && offset < selection.x + selection.y)
- return new Region(selection.x, selection.y);
- return new Region(offset, 0);
- }
-}