/*

 * Copyright (c) 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: Enables parsing and change font parameters for email/url

 *

 */

#include "unihighlighter.h"

#include <QtGui>

//---------------------------------------------------------------

//UniHighlighter :: UniHighlighter

// @see header file

//---------------------------------------------------------------

UniHighlighter::UniHighlighter(QTextDocument *parent) :

    QSyntaxHighlighter(parent)

{

    HighlightingRule rule;

    emailFormat.setFontWeight(QFont::Bold);

    rule.pattern = QRegExp(

        "\\b[a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,4}\\b");

    rule.format = emailFormat;

    highlightingRules.append(rule);

    urlFormat.setAnchor(true);

    urlFormat.setFontUnderline(true);

    rule.pattern

            = QRegExp(

                "\\b((https?|ftp|gopher|telnet|file|notes|ms-help):((//)|(\\\\))+[\\w\\d:#@%/;$()~_?\\+-=\\\\.&]*)\\b");

    rule.format = urlFormat;

    highlightingRules.append(rule);

}

//---------------------------------------------------------------

//UniHighlighter :: highlightBlock

// @see header file

//---------------------------------------------------------------

void UniHighlighter::highlightBlock(const QString &text)

{

    foreach (const HighlightingRule &rule, highlightingRules) 

        {

            QRegExp expression(rule.pattern);

            int index = text.indexOf(expression);

            while (index >= 0)

            {

                int length = expression.matchedLength();

                setFormat(index, length, rule.format);

                index = text.indexOf(expression, index + length);

            }

        }

}

// EOF