/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU Lesser General Public License as published by

* the Free Software Foundation, version 2.1 of the License.

* 

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser General Public License

* along with this program.  If not, 

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

*

* Description:  Class implement extended wrapper for ECom framework

*

*/

#ifndef XQPLUGINLOADER_H

#define XQPLUGINLOADER_H

#include <QtGlobal>

#include <QObject>

#include <QList>

#include <QString>

class XQPluginInfo;

class XQPluginLoaderPrivate;

#ifdef BUILD_XQPLUGINS_DLL

#define DLL_EXPORT Q_DECL_EXPORT

#else

#define DLL_EXPORT Q_DECL_IMPORT

#endif

class DLL_EXPORT XQPluginLoader : public QObject

{

public:

    XQPluginLoader(QObject* parent = 0);

    XQPluginLoader(int uid, QObject* parent = 0);

    virtual ~XQPluginLoader();

    static bool listImplementations(const QString &interfaceName, 

                             QList<XQPluginInfo > &impls);

    int uid()const;

    QObject* instance();

    bool isLoaded() const;

    bool load();

    bool unload();

    void setUid ( int uid );

    QString errorString () const;

private:

    /**

     * Private extended plugin loader implementation.

     * Own

     */

    XQPluginLoaderPrivate* d;

    /**

     * Flag that inform about loading state

     */

    bool did_load;

    Q_DISABLE_COPY(XQPluginLoader)

};

#endif