/*

* Copyright (c) 2005-2007 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:  Callback handler of newsticker component callbacks

*

*/

#ifndef C_NEWSTICKERCALLBACKHANDLER_H

#define C_NEWSTICKERCALLBACKHANDLER_H

#include <e32base.h>

class MAiFwEventHandler;

namespace AiXmlUiController

{

/**

 *  @ingroup group_xmluicontroller

 * 

 *  Helper class to handle newsticker component callbacks.

 *

 *  @lib AiXmlUiMain

 */

class CNewstickerCallbackHandler : public CBase

    {

public:

    static CNewstickerCallbackHandler* NewLC( MAiFwEventHandler& aFwEventHandler );

    virtual ~CNewstickerCallbackHandler();

    /**

     * Sends TitleScrolled event to newsticker plugin

     *

     * @param aPublisherName    Plugin name

     * @param aPublishingClass  content selector

     * @param aIndex            Index of the scrolled title

     */

    void TitleScrolledL( const TDesC& aPublisherName,

                         const TDesC& aPublishingClass,

                         TInt aIndex );

    /**

     * Sends TitleToScroll event to newsticker plugin

     *

     * @param aPublisherName    Plugin name

     * @param aPublishingClass  content selector

     * @param aIndex            Index of the scrolled title

     */

    void TitleToScrollL( const TDesC& aPublisherName,

                         const TDesC& aPublishingClass,

                         TInt aIndex );

private:

    CNewstickerCallbackHandler( MAiFwEventHandler& aFwEventHandler );

    void SendEventToNewstickerPluginL( const TDesC& aEvent, 

                                       const TDesC& aPublisherName,

                                       const TDesC& aPublishingClass,

                                       TInt aIndex);

private: // data

    /**

     * Event handler for events

     */

    MAiFwEventHandler& iFwEventHandler;

    /**

     * Event buffer.

     * Own.

     */

    HBufC* iEventBuffer;

    };

} // namespace AiXmlUiController

#endif // C_NEWSTICKERCALLBACKHANDLER_H