/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
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** This file is part of the tools applications of the Qt Toolkit.
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
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****************************************************************************/

#include "customwidgetsinfo.h"
#include "driver.h"
#include "ui4.h"
#include "utils.h"

QT_BEGIN_NAMESPACE

CustomWidgetsInfo::CustomWidgetsInfo()
{
}

void CustomWidgetsInfo::acceptUI(DomUI *node)
{
    m_customWidgets.clear();

    if (node->elementCustomWidgets())
        acceptCustomWidgets(node->elementCustomWidgets());
}

void CustomWidgetsInfo::acceptCustomWidgets(DomCustomWidgets *node)
{
    TreeWalker::acceptCustomWidgets(node);
}

void CustomWidgetsInfo::acceptCustomWidget(DomCustomWidget *node)
{
    if (node->elementClass().isEmpty())
        return;

    m_customWidgets.insert(node->elementClass(), node);
}

bool CustomWidgetsInfo::extends(const QString &classNameIn, const QLatin1String &baseClassName) const
{
    if (classNameIn == baseClassName)
        return true;

    QString className = classNameIn;
    while (const DomCustomWidget *c = customWidget(className)) {
        const QString extends = c->elementExtends();
        if (className == extends) // Faulty legacy custom widget entries exist.
            return false;
        if (extends == baseClassName)
            return true;
        className = extends;
    }
    return false;
}

bool CustomWidgetsInfo::isCustomWidgetContainer(const QString &className) const
{
    if (const DomCustomWidget *dcw = m_customWidgets.value(className, 0))
        if (dcw->hasElementContainer())
            return dcw->elementContainer() != 0;
    return false;
}

QString CustomWidgetsInfo::realClassName(const QString &className) const
{
    if (className == QLatin1String("Line"))
        return QLatin1String("QFrame");

    return className;
}

DomScript *CustomWidgetsInfo::customWidgetScript(const QString &name) const
{
    if (m_customWidgets.empty())
        return 0;

    const NameCustomWidgetMap::const_iterator it = m_customWidgets.constFind(name);
    if (it == m_customWidgets.constEnd())
        return 0;

    return it.value()->elementScript();
}

QString CustomWidgetsInfo::customWidgetAddPageMethod(const QString &name) const
{
    if (DomCustomWidget *dcw = m_customWidgets.value(name, 0))
        return dcw->elementAddPageMethod();
    return QString();
}


QT_END_NAMESPACE