/*

* Copyright (c) 2006,2007 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:   CUniEditorLaunchOperation, asynchronous operation for object saving

*

*/

#ifndef __UNIEDITORLAUNCHOPERATION_H

#define __UNIEDITORLAUNCHOPERATION_H

// INCLUDES

#include <e32base.h>

#include <e32std.h>

#include <unislideloader.h>

#include "UniEditorOperation.h"

#include "UniEditorDocument.h"

#include "UniEditorSendUiOperation.h"

#include "UniEditorProcessTextOperation.h"

// CONSTANTS

// MACROS

// FORWARD DECLARATIONS

class MMsgAsyncControlObserver;

class MUniDataModelObserver;

class CMsgEditorView;

class CMsgEditorAppUi;

class CUniEditorHeader;

// DATA TYPES

// FUNCTION PROTOTYPES

// CLASS DECLARATION

/**

* CUniEditorLaunchOperation

*

* @since 3.2

*/

class CUniEditorLaunchOperation : public CUniEditorOperation,

                                  public MUniSlideLoaderObserver,

                                  public MUniDataModelObserver

    {

    public:  // New methods

        /**

        * Factory method that creates this object.

        *

        * @param    aObserver

        * @return   Pointer to instance in cleanup stack

        */

        static CUniEditorLaunchOperation* NewL(

            MMsgAsyncControlObserver& aControlObserver,

            MUniEditorOperationObserver& aOperationObserver,

            CUniEditorDocument& aDocument,

            CMsgEditorView& aView,

            CMsgEditorAppUi& aAppUi,

            RFs& aFs );

        /**

        * Destructor

        */

        virtual ~CUniEditorLaunchOperation();

        /**

        * Start launch process

        */

        void Launch();

        /**

        * Detach header object

        */

        inline CUniEditorHeader* DetachHeader();

        /**

        * Detach slide loader object

        */

        inline CUniSlideLoader* DetachSlideLoader();

        /**

        * Return parse result

        */

        TInt ParseResult();

        /**

        * From MUniDataModelObserver

        */

        void RestoreReady( TInt aParseResult, TInt aError );

    protected: 

        /**

        * From CActive

        */

        void RunL();

        /**

        * From CActive

        */

        TInt RunError( TInt aError );

        /**

        * From MUniSlideLoaderObserver

        */

        void SlideLoadReady( TInt aError );

        /**

        * From CUniEditorOperation

        */

        void DoCancelCleanup();

        /**

        * From CUniEditorOperation

        */

        void HandleOperationEvent( TUniEditorOperationType aOperation,

                                   TUniEditorOperationEvent aEvent );

    private: 

        /**

        * C++ constructor.

        */

        CUniEditorLaunchOperation( MMsgAsyncControlObserver& aControlObserver,

                                   MUniEditorOperationObserver& aOperationObserver,

                                   CUniEditorDocument& aDocument,

                                   CMsgEditorView& aView,

                                   CMsgEditorAppUi& aAppUi,

                                   RFs& aFs );

        /**

        * 2nd phase constructor.

        */

        void ConstructL();

        /**

        * Performs lauch step

        */

        void DoLaunchStepL();

        /**

        * Initializes document.

        */

        void DoInitializeDocL();

        /**

        * Initializes data model

        */

        void DoInitializeModelL();

        /**

        * Processes message 

        */

        void DoHandleMessageL();

        /**

        * Prepares header

        */

        void DoPrepareHeaderL();

        /**

        * Prepares body

        */

        void DoPrepareBodyL();

        /**

        * Prepares 3GPP body

        */

        void DoPrepare3GPPBodyL();

        /**

        * Add subject prefix ("Re:" or "Fw:")

        * @param ETrue, for reply -> "Re:"

        *        EFalse, for forward -> "Fw:"

        */

        void AddSubjectPrefixL( TBool aReply );

    protected: // data

        // assigned to iOperationState in base class

        enum TUniLaunchState

            {

            EUniLaunchInitializeDoc = 0,

            EUniLaunchInitializeModel,

            EUniLaunchHandleMessage,

            EUniLaunchPrepareHeader,

            EUniLaunchPrepareBody,

            EUniLaunchEnd

            };

        MMsgAsyncControlObserver&       iControlObserver;

        CMsgEditorView&                 iView;

        CMsgEditorAppUi&                iAppUi;

        CUniEditorSendUiOperation*      iSendUiOperation;

        CUniEditorHeader*               iHeader;

        CUniSlideLoader*                iSlideLoader;

        CUniEditorProcessTextOperation* iTextOperation;

        TInt                            iError;

        TBool                           iSmilEditorSupported;

        // count of failed image operations

        TInt                            iParseResultTemp;

    };

#include "UniEditorLaunchOperation.inl"

#endif // __UNIEDITORLAUNCHOPERATION_H

// End of file