/*

* Copyright (c) 2007-2009 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:  ESMR UI launcher object definition

*

*/

#ifndef CESMRUILAUNCHER_H

#define CESMRUILAUNCHER_H

#include <e32base.h>

#include "cesmricalviewerasynccommand.h"

class TESMRInputParams;

class MAgnEntryUiCallback;

class CCalSession;

class MAgnEntryUi;

class CESMRViewerController;

/**

 * CESMRUiLauncher is responsible for launching MR viewer using

 * Agn Entry UI API. Part of the ican viewer ecom plugin implementation.

 */

NONSHARABLE_CLASS( CESMRUiLauncher ) :

        public CESMRIcalViewerAsyncCommand

    {

public: // Construction and destruction

    /**

     * Creates and initialzes new CESMRUiLauncher component. Ownership

     * is transferred to caller.

     *

     * @param aCalSession Reference to calendar session.

     * @param aInputParameters Reference to input parameters structure.

     * @param aAgnCallback Reference AGN Entry UI callback parameters.

     * @return Pointer to CESMRUiLauncher object

     */

    static CESMRUiLauncher* NewL(

            CCalSession& aCalSession,

            TESMRInputParams& aInputParameters,

            MAgnEntryUiCallback& aAgnCallback );

    /**

     * Creates and initialzes new CESMRUiLauncher component. Ownership

     * is transferred to caller. Created object is left to cleanup stack.

     *

     * @param aCalSession Reference to calendar session.

     * @param aInputParameters Reference to input parameters structure.

     * @param aAgnCallback Reference AGN Entry UI callback parameters

     * @return Pointer to CESMRUiLauncher object

     */

    static CESMRUiLauncher* NewLC(

            CCalSession& aCalSession,

            TESMRInputParams& aInputParameters,

            MAgnEntryUiCallback& aAgnCallback );

    /**

     *  C++ destructor.

     */

    ~CESMRUiLauncher();

public: // From CESMRIcalViewerAsyncCommand

    void ExecuteAsyncCommandL();

    void CancelAsyncCommand();

private: // Implementation

    CESMRUiLauncher(

            CCalSession& aCalSession,

            TESMRInputParams& aInputParameters,

            MAgnEntryUiCallback& aAgnCallback );

    void ConstructL();

    void LaunchMRViewerL();

    void LaunchEmailViewerUiL();

    void ExecuteAsyncCommandInternalL();

private: // Data

    /// Owm: ESMRViewer controller

    CESMRViewerController* iViewerController;

    /// Ref: Reference to input parameters

    TESMRInputParams& iInputParameters;

    // Ref: Reference to agn entryui callback

    MAgnEntryUiCallback& iAgnCallback;

    /// Own: Command result structure

    MESMRIcalViewerObserver::TIcalViewerOperationResult iResult;

    };

#endif // CESMRUILAUNCHER_H