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

This file is a copy of the KWin internal API. It allows the KDE4
window decorator the loading of KWin decoration plugins.

Copyright © 2008 Dennis Kasprzyk <onestone@opencompositing.org>

******************************************************************

This file is part of the KDE project.

Copyright (C) 1999, 2000    Daniel M. Duley <mosfet@kde.org>
Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>

Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
******************************************************************/

#ifndef KWD_KDECORATION_PLUGINS_H
#define KWD_KDECORATION_PLUGINS_H

//
// This header file is internal. I mean it.
//


#include <QtGui/QWidget>
#include <ksharedconfig.h>

#include "kdecoration.h"

class KLibrary;
class KDecoration;
class KDecorationBridge;
class KDecorationFactory;

namespace KWD
{

class KDecorationPlugins
    : public KDecorationProvides
    {
    public:
        KDecorationPlugins(const KSharedConfigPtr &cfg);
        virtual ~KDecorationPlugins();
        bool loadPlugin( QString name );
        void destroyPreviousPlugin();
        KDecorationFactory* factory();
        KDecoration* createDecoration( KDecorationBridge* );
        QString currentPlugin();
        bool reset( unsigned long changed ); // returns true if decorations need to be recreated
    protected:
        virtual void error( const QString& error_msg );
        QString defaultPlugin; // FRAME normalne protected?
    private:
        KDecorationFactory* (*create_ptr)();
        KLibrary *library;
        KDecorationFactory* fact;
        KLibrary *old_library;
        KDecorationFactory* old_fact;
        QString pluginStr;
        KSharedConfigPtr config;
    };

/*

 Plugins API:
    KDecorationFactory* create_factory(); - called once after loading

*/
}

/** @} */

#endif