1 /**********************************************************************
2 Copyright (c) 2000, 2002 IBM Corp. and others.
3 All rights reserved. This program and the accompanying materials
4 are made available under the terms of the Common Public License v1.0
5 which accompanies this distribution, and is available at
6 http://www.eclipse.org/legal/cpl-v10.html
9 IBM Corporation - Initial implementation
11 **********************************************************************/
12 package net.sourceforge.phpeclipse.phpeditor.php;
14 import net.sourceforge.phpdt.internal.compiler.parser.Scanner;
16 import org.eclipse.jface.text.BadLocationException;
17 import org.eclipse.jface.text.IDocument;
18 import org.eclipse.swt.graphics.Point;
21 * Detects HTML words in documents.
23 public class HTMLWordExtractor {
26 * Find the location of the word at offset in document.
27 * @returns Point - x is the start position, y is the end position.
28 * Return null if it is not found.
29 * @param document the document being searched.
30 * @param offset - the position to start searching from.
32 public static Point findWord(IDocument document, int offset) {
39 int position = offset;
42 while (position >= 0) {
43 character = document.getChar(position);
44 if (!Scanner.isPHPIdentifierPart(character))
48 if ((position > 0) && (character == '<')) {
51 if ((position > 1) && (character == '/')) {
52 character = document.getChar(position - 1);
53 if (character == '<') {
58 if (position==offset) {
65 int length = document.getLength();
68 while (position < length) {
69 character = document.getChar(position);
70 if (!Character.isJavaIdentifierPart(character))
74 if ((position < length) && (character == '>')) {
81 return new Point(start, end - start);
83 } catch (BadLocationException x) {