/*

* 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 CHTML_MAIL_LOADSTATEMACHINE_H

#define CHTML_MAIL_LOADSTATEMACHINE_H

//  INCLUDES

#include <e32base.h>

#include "CHtmlMailLoadStateMachine.h"

// FORWARD DECLARATIONS

class MMailAppUiInterface;

class CMailMessage;

class MLoadState;

class CMailHtmlBodyControl;

// CLASS DECLARATION

/**

*  CHtmlLoadStateMachine

*  Loads html mail message asynchronous parts.

*

*  @since Series 60 3.0

*/	

class CHtmlLoadStateMachine : public CActive

	{

	public:

		static CHtmlLoadStateMachine* NewL( 

			MMailAppUiInterface* aAppUI, 

			CMailMessage& aMessage,

			CMailHtmlBodyControl& aHtmlControl );

		// Start operation

		void StartL();

		/// Destructor

		~CHtmlLoadStateMachine();

	protected: // Functions from base classes	

		void DoCancel();

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

		TInt RunError(TInt aError);

	private:

		/// Ctor

		CHtmlLoadStateMachine( 

			MMailAppUiInterface* aAppUI, 

			CMailMessage& aMessage,

			CMailHtmlBodyControl& aHtmlControl );

		void ConstructL();

	private: // Data

	    /// Ref: app UI call back

	    MMailAppUiInterface* iAppUI;

	    /// Ref to mail message

	    CMailMessage& iMessage; 

	    /// Ref to html control

	    CMailHtmlBodyControl& iHtmlControl; 	    

	    /// Own: current state

	    MLoadState* iState;		    

	};

#endif // CHTML_MAIL_LOADSTATEMACHINE_H   

// End of File