/*

* Copyright (c) 2002-2004 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:  Async load state machine

*

*/

#ifndef MAIL_LOADSTATEMACHINE_H

#define MAIL_LOADSTATEMACHINE_H

//  INCLUDES

#include <e32base.h>

#include "MMailStateMachine.h"

//#include <?include_file>

// CONSTANTS

//const ?type ?constant_var = ?constant;

// MACROS

//#define ?macro ?macro_def

// DATA TYPES

//enum ?declaration

//typedef ?declaration

//extern ?data_type;

// FUNCTION PROTOTYPES

//?type ?function_name(?arg_list);

// FORWARD DECLARATIONS

class MMailAppUiInterface;

class CMailMessage;

class MLoadState;

// CLASS DECLARATION

/**

*  CLoadStateMachine

*  Loads mail message asynchronous parts.

*

*  @since Series 60 3.0

*/	

class CLoadStateMachine : public CActive, MStateMachine

	{

	public:

		static CLoadStateMachine* NewL( 

			MMailAppUiInterface* aAppUI, 

			CMailMessage& aMessage );

		// Start operation

		void StartL();

		/// Destructor

		~CLoadStateMachine();

	protected: // Functions from base classes	

		void DoCancel();

		void RunL(); // complete and select next state;

		TInt RunError(TInt aError);

		void SetIdArray( RPointerArray<HBufC>* aIdArray );

	    RPointerArray<HBufC>* GetIdArray();

	private:

		/// Ctor

		CLoadStateMachine( 

			MMailAppUiInterface* aAppUI, 

			CMailMessage& aMessage );

		void ConstructL();

	private: // Data

	    /// Ref: app UI call back

	    MMailAppUiInterface* iAppUI;

	    /// Ref to mail message

	    CMailMessage& iMessage; 

	    /// Own: current state

	    MLoadState* iState;

		/// Own: id array

		RPointerArray<HBufC>* iIdArray;		    

	};

#endif      // MAIL_LOADSTATEMACHINE_H   

// End of File