| /******************************************************************************* |
| * Copyright (c) 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Sian January - initial implementation |
| *******************************************************************************/ |
| package org.eclipse.ajdt.internal.ui.editor; |
| |
| import org.eclipse.jface.text.rules.ICharacterScanner; |
| import org.eclipse.jface.text.rules.IToken; |
| import org.eclipse.jface.text.rules.IWordDetector; |
| import org.eclipse.jface.text.rules.Token; |
| |
| /** |
| * This word rule does not highlight keywords if there is a '.' |
| * in front of them or if there is NOT a '(' after them. |
| * See bugs 62265 and 126769. |
| */ |
| public class BracketWordRule extends DotWordRule { |
| |
| public BracketWordRule(IWordDetector detector) { |
| super(detector); |
| } |
| |
| /* |
| * @see IRule#evaluate(ICharacterScanner) |
| */ |
| public IToken evaluate(ICharacterScanner scanner) { |
| |
| int c = scanner.read(); |
| int numToUnread = 1; |
| while (c != ICharacterScanner.EOF && fDetector.isWordPart((char) c)) { |
| c = scanner.read(); |
| numToUnread ++; |
| } |
| while (Character.isWhitespace((char)c)) { |
| c = scanner.read(); |
| numToUnread ++; |
| } |
| if((char)c != '(') { |
| unread(scanner, numToUnread); |
| return Token.UNDEFINED; |
| } |
| unread(scanner, numToUnread); |
| return super.evaluate(scanner); |
| } |
| |
| private void unread(ICharacterScanner scanner, int numToUnread) { |
| for (int i = 0; i < numToUnread; i++) { |
| scanner.unread(); |
| } |
| } |
| |
| } |