/*

* Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Loads thin UI extensions

*

*/

#ifndef CPBK2THINUIEXTENSIONLOADER_H

#define CPBK2THINUIEXTENSIONLOADER_H

//  INCLUDES

#include <e32base.h>

// FORWARD DECLARATIONS

class CPbk2UIExtensionThinPlugin;

class CImplementationInformation;

// CLASS DECLARATION

/**

*  Loads thin UI extensions

*

*/

NONSHARABLE_CLASS(CPbk2ThinUIExtensionLoader) : 

        public CBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * Loads all menu plugins

        * @return a new instance of this class

        */

        static CPbk2ThinUIExtensionLoader* NewL();

        /**

        * Destructor.

        */

        ~CPbk2ThinUIExtensionLoader();

    public: // New functions

        /**

        * Returns the number of loaded plugins

        * @return the number of loaded plugins

        */

        inline TInt PluginCount() const;

        /**

        * Returns the plugin in give position

        * @param aIndex the index of the plugin

        */

        inline CPbk2UIExtensionThinPlugin& PluginAt(TInt aIndex) const;

    private:    // Construction

        CPbk2ThinUIExtensionLoader();

        void ConstructL();

    private:    // New functions

        void LoadImplementationsL(CImplementationInformation& aImplInfo);

        CPbk2UIExtensionThinPlugin* FindImplementation(TUid& aUid);

    private:    // Data

        /// An array of menu plugin implementions

        RPointerArray<CPbk2UIExtensionThinPlugin> iPlugins;

    };

// INLINE FUNCTIONS

// -----------------------------------------------------------------------------

// CPbk2ThinUIExtensionLoader::PluginCount

// -----------------------------------------------------------------------------

//

inline TInt CPbk2ThinUIExtensionLoader::PluginCount() const

    {

    return iPlugins.Count();

    }

// -----------------------------------------------------------------------------

// CPbk2ThinUIExtensionLoader::PluginAt

// -----------------------------------------------------------------------------

//

inline CPbk2UIExtensionThinPlugin& CPbk2ThinUIExtensionLoader::PluginAt(

        TInt aIndex) const

    {

    return *iPlugins[aIndex];

    }

#endif      // CPBK2THINUIEXTENSIONLOADER_H

// End of File