/*

* Copyright (c) 2006 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:  MPX view plugin definition.

*

*/

#ifndef CMPXVIEWPLUGIN_H

#define CMPXVIEWPLUGIN_H

// INCLUDES

#include <ecom/ecom.h>

// CLASS DECLARATION

class MMPXCustomCommandObserver;

/**

 *  MPX view plugin definition.

 *

 *  @lib mpxviewplugin.lib

 */

class CMPXViewPlugin : public CBase

    {

public:

    /**

     * Two-phased constructor.

     *

     * @since S60 3.0

     * @param aUid Implementation Uid.

     * @param aCommandObserver Observer to handle commands.

     * @return Pointer to newly created object.

     */

    IMPORT_C static CMPXViewPlugin* NewL( 

        const TUid& aUid,

        MMPXCustomCommandObserver* aCommandObserver );

    /**

     * Destructor.

     *

     * @since S60 3.0

     */

    IMPORT_C virtual ~CMPXViewPlugin();

    /**

     * Interface method to create view.

     *

     * @since S60 3.0

     */

    virtual void CreateViewL() = 0;

    /**

     * Interface method to destroy view.

     *

     * @since S60 3.0

     */

    virtual void DestroyView() = 0;

    /**

     * Interface method to activate view.

     *

     * @since S60 3.0

     * @param aParam Parameter required to activate the view.

     */

    virtual void ActivateViewL( const TDesC* aParam = NULL ) = 0;

    /**

     * Interface method to activate as default view. 

     * Will not bring to foreground.

     *

     * @since S60 3.0

     */

    virtual void SetAsDefaultViewL() = 0;

    /**

     * Interface method to deactivate view.

     *

     * @since S60 3.0

     */

    virtual void DeactivateView() = 0;

protected:

    /**

     * Sets observer for custom commands.

     *

     * @since S60 3.0

     * @param aCommandObserver Observer to handle commands.

     */

    IMPORT_C virtual void SetObserver( 

        MMPXCustomCommandObserver* aCommandObserver );

protected: // Data

    MMPXCustomCommandObserver* iCommandObserver; // not owned    

private:    // Data

    // identifies the actual plugin instance

    TUid iDtorKey;

    };

#endif  // CMPXVIEWPLUGIN_H

// End of File