/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** Public License version 3.0 as published by the Free Software Foundation
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** file. Please review the following information to ensure the GNU General
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****************************************************************************/

#include "qgenericpluginfactory_qpa.h"

#include "qguiapplication.h"
#include "private/qfactoryloader_p.h"
#include "qgenericplugin_qpa.h"
#include "qdebug.h"

QT_BEGIN_NAMESPACE

#if !defined(Q_OS_WIN32) || defined(QT_MAKEDLL)
#ifndef QT_NO_LIBRARY

Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, loader,
    (QGenericPluginFactoryInterface_iid,
     QLatin1String("/generic"), Qt::CaseInsensitive))

#endif //QT_NO_LIBRARY
#endif //QT_MAKEDLL

/*!
    \class QGenericPluginFactory
    \ingroup qpa

    \brief The QGenericPluginFactory class creates window-system
    related plugin drivers in Qt QPA.

    Note that this class is only available in Qt QPA.

    \sa QGenericPlugin
*/

/*!
    Creates the driver specified by \a key, using the given \a specification.

    Note that the keys are case-insensitive.

    \sa keys()
*/
QObject *QGenericPluginFactory::create(const QString& key, const QString &specification)
{
    QString driver = key.toLower();

#if !defined(Q_OS_WIN32) || defined(QT_MAKEDLL)
#ifndef QT_NO_LIBRARY
    if (QGenericPluginFactoryInterface *factory = qobject_cast<QGenericPluginFactoryInterface*>(loader()->instance(driver)))
        return factory->create(driver, specification);
#endif
#endif
    return 0;
}

/*!
    Returns the list of valid keys, i.e. the available mouse drivers.

    \sa create()
*/
QStringList QGenericPluginFactory::keys()
{
    QStringList list;

#if !defined(Q_OS_WIN32) || defined(QT_MAKEDLL)
#ifndef QT_NO_LIBRARY
    QStringList plugins = loader()->keys();
    for (int i = 0; i < plugins.size(); ++i) {
        if (!list.contains(plugins.at(i)))
            list += plugins.at(i);
    }
#endif //QT_NO_LIBRARY
#endif //QT_MAKEDLL
    return list;
}

QT_END_NAMESPACE