// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

package com.symbian.smt.gui.editors.xmleditor;

import org.eclipse.jface.text.rules.ICharacterScanner;

import org.eclipse.jface.text.rules.IToken;

import org.eclipse.jface.text.rules.MultiLineRule;

/**

 * @author barbararosi-schwartz

 * 

 */

public class TagRule extends MultiLineRule {

	public TagRule(IToken token) {

		super("<", ">", token);

	}

	protected boolean sequenceDetected(ICharacterScanner scanner,

			char[] sequence, boolean eofAllowed) {

		int c = scanner.read();

		if (sequence[0] == '<') {

			if (c == '?') {

				// processing instruction - abort

				scanner.unread();

				return false;

			}

			if (c == '!') {

				scanner.unread();

				// comment - abort

				return false;

			}

		} else if (sequence[0] == '>') {

			scanner.unread();

		}

		return super.sequenceDetected(scanner, sequence, eofAllowed);

	}

}