/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbCore module of the UI Extensions for Mobile.

**

** GNU Lesser General Public License Usage

** This file may be used under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this file.

** Please review the following information to ensure the GNU Lesser General

** Public License version 2.1 requirements will be met:

** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#include "hbicontheme_p.h"

#include "hbthemeutils_p.h"

#include <hbinstance.h>

#include "hbtheme.h"

#include <QtCore/QDebug>

#include <QtCore/QDir>

#include <hbiniparser_p.h>

#define THEME_INDEX_FILE "index.theme"

class HbIconThemePrivate

{

public:

    HbIconThemePrivate();

    ~HbIconThemePrivate();

    void loadThemeDescriptionFile();

public:

    QString m_theme;

    QString m_description;

    QString m_name;

    bool loaded;

};

HbIconThemePrivate::HbIconThemePrivate() : loaded(false)

{

}

HbIconThemePrivate::~HbIconThemePrivate()

{

}

void HbIconThemePrivate::loadThemeDescriptionFile()

{

    // TODO: index file is accessed in several places, create utility

    HbThemeIndexInfo info = HbThemeUtils::getThemeIndexInfo(ActiveTheme);

    QString indexFileName;

    indexFileName.append(info.path);

    indexFileName.append("/icons/");

    indexFileName.append(info.name);

    indexFileName.append("/" THEME_INDEX_FILE);

    HbIniParser iniParser;

    QFile themeFile(indexFileName);

    if (!themeFile.open(QIODevice::ReadOnly) || !iniParser.read(&themeFile)) {

#ifdef HB_THEME_SERVER_TRACES 

        qDebug() << "HbIconTheme: Can't access file: " << indexFileName;

#endif

        return;

    }

    m_description = iniParser.value("Icon Theme", "Comment");

    m_name = iniParser.value("Icon Theme", "Name");

#ifdef Q_OS_SYMBIAN

    m_description = m_description.left(m_description.indexOf("\n", 0));

    m_name = m_name.left(m_name.indexOf("\n", 0));

#endif

}

/*!

    \class HbIconTheme

    \brief HbIconTheme gives access to icon themes and stores icon theme properties

           according to the Freedesktop Icon Theme Specification

*/

HbIconTheme::HbIconTheme()

    : d(new HbIconThemePrivate())

{

}

HbIconTheme::~HbIconTheme()

{

    delete d;

}

void HbIconTheme::setCurrentTheme(const QString &theme)

{

    if (!theme.isEmpty()) {

        d->m_theme = theme;

        d->loaded = false;

    }

}

/**

 * Returns the name id and directory string of the current theme.

 */

QString HbIconTheme::currentTheme() const

{

    return d->m_theme;

}

QString HbIconTheme::description() const

{

    if (!d->loaded) {

        d->loadThemeDescriptionFile();

    }

    return d->m_description;

}

QString HbIconTheme::name() const

{

    if (!d->loaded) {

        d->loadThemeDescriptionFile();

    }

    return d->m_name;

}

void HbIconTheme::emitUpdateIcons(const QStringList &fileNames)

{

    emit iconsUpdated(fileNames);

}