/*

* 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:  internal

*

*/

// INCLUDE FILES

#include    "MailLoadStateMachine.h"

#include    "MailLoadStateMessageAttachment.h"

#include	"MailLoadStateHtml.h"

#include 	"MailLog.h"

#include 	"MailUtils.h"

#include    <CMailMessage.h>

// ============================= LOCAL FUNCTIONS ===============================

/// State machine

// -----------------------------------------------------------------------------

// CLoadStateMachine::NewL

// -----------------------------------------------------------------------------

//

CLoadStateMachine* CLoadStateMachine::NewL( 

	MMailAppUiInterface* aAppUI,

	CMailMessage& aMessage )

	{

	CLoadStateMachine* self = new(ELeave) CLoadStateMachine( 

		aAppUI, aMessage ); 

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::ConstructL

// -----------------------------------------------------------------------------

//	

void CLoadStateMachine::ConstructL()

	{

	if ( iMessage.MessageEntry().MHTMLEmail() )

		{

		iState = new( ELeave ) CLoadHtmlFile( iAppUI, *this );

		}

	else

		{

		iState = new( ELeave ) CLoadAttachedMessages( iAppUI );

		}

	CActiveScheduler::Add( this );

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::StartL

// -----------------------------------------------------------------------------

//	

void CLoadStateMachine::StartL()

	{

	iState->MakeRequestL( iStatus, iMessage );

	SetActive();

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::~CLoadStateMachine

// -----------------------------------------------------------------------------

//

CLoadStateMachine::~CLoadStateMachine()

	{

	LOG( "CLoadStateMachine::~CLoadStateMachine()" );

	Cancel();

	delete iState;

	if ( iIdArray )

		{

		iIdArray->ResetAndDestroy();

		delete iIdArray;

		}

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::DoCancel

// -----------------------------------------------------------------------------

//	

void CLoadStateMachine::DoCancel()

	{

	TRequestStatus* observer = &iStatus;

	User::RequestComplete( observer, KErrCancel );

	LOG( "CLoadStateMachine::DoCancel()" );

	iMessage.Cancel();

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::RunL

// -----------------------------------------------------------------------------

//	

void CLoadStateMachine::RunL()

	{

	// select next state;

	MLoadState* newState = iState->NextStateL();

	delete iState;

	iState = newState;

	if ( iState )

		{

		iState->MakeRequestL( iStatus, iMessage );

		SetActive();

		}

	else

		{

		Deque();

		}

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::RunError

// -----------------------------------------------------------------------------

//	

TInt CLoadStateMachine::RunError(TInt /*aError*/)

	{

	return KErrNone;

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::SetIdArray

// -----------------------------------------------------------------------------

//

void CLoadStateMachine::SetIdArray( RPointerArray<HBufC>* aIdArray )

	{

	iIdArray = aIdArray;

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::CLoadStateMachine

// -----------------------------------------------------------------------------

//

RPointerArray<HBufC>* CLoadStateMachine::GetIdArray()

	{

	return iIdArray;

	}

// -----------------------------------------------------------------------------

// CLoadStateMachine::CLoadStateMachine

// -----------------------------------------------------------------------------

//

CLoadStateMachine::CLoadStateMachine( 

	MMailAppUiInterface* aAppUI, CMailMessage& aMessage )

	:CActive( CActive::EPriorityStandard ),

	iAppUI( aAppUI ), 

	iMessage( aMessage )

	{

	}

//  End of File