/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the tools applications of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef FEATURE_H+
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#define FEATURE_H+
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+
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#include <QString>+
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#include <QStringList>+
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#include <QMap>+
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#include <QSet>+
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#include <QList>+
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+
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QT_BEGIN_NAMESPACE+
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+
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class Feature;+
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+
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class FeaturePrivate+
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{+
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public:+
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    FeaturePrivate(const QString &k)+
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	: key(k), enabled(true), selectable(true) {};+
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    +
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    const QString key;+
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    QString section;+
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    QString title;+
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    QString description;+
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    QSet<Feature*> dependencies;+
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    QSet<Feature*> supports; // features who depends on this one+
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    QSet<Feature*> relations;+
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    bool enabled;+
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    bool selectable;+
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};+
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+
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class Feature : public QObject+
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{+
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    Q_OBJECT    +
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+
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public:+
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    static Feature* getInstance(const QString &key);+
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    static void clear();+
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+
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public:+
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    QString key() const { return d->key; }+
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+
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    void setTitle(const QString &title);+
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    QString title() const { return d->title; }+
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+
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    void setSection(const QString &section);+
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    QString section() const { return d->section; }+
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+
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    void setDescription(const QString &description);    +
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    QString description() const { return d->description; };+
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+
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    void addRelation(const QString &key);+
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    void setRelations(const QStringList &keys);+
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    QList<Feature*> relations() const;    +
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+
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    void addDependency(const QString &dependency);+
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    void setDependencies(const QStringList &dependencies);+
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    QList<Feature*> dependencies() const;+
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+
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    QList<Feature*> supports() const;    +
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    QString getDocumentation() const;+
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+
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    void setEnabled(bool on);+
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    bool enabled() const { return d->enabled; };+
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+
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    bool selectable() const { return d->selectable; }+
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    +
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    QString toHtml() const;    +
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    +
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    ~Feature();    +
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+
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signals:+
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    void changed();+
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    +
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private:+
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    Feature(const QString &key);+
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    void updateSelectable();+
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    +
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    static QMap<QString, Feature*> instances;+
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    FeaturePrivate *d;+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif // FEATURE_H+
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