meetingrequest/mricalviewer/src/cesmricalviewerloadmrdatacmd.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:39:21 +0200
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/*
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* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Loading MR data command implemenation
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*
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*/
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// INCLUDE FILES
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#include "emailtrace.h"
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#include "cesmricalviewerloadmrdatacmd.h"
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//<cmail>
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#include "esmricalvieweropcodes.hrh"
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#include <calsession.h>
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#include "CFSMailClient.h"
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//</cmail>
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#include "cesmrmrinfoicalretriever.h"
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#include "cesmrimapicalretriever.h"
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// ======== MEMBER FUNCTIONS ========
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::CESMRIcalViewerLoadMRDataCmd
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// -----------------------------------------------------------------------------
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//
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CESMRIcalViewerLoadMRDataCmd::CESMRIcalViewerLoadMRDataCmd(
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        CCalSession& aCalSession,
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        CFSMailClient& aMailClient,
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        TESMRInputParams& aESMRInputParams )
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:   CESMRIcalViewerAsyncCommand( EESMRLoadMRData, aCalSession ),
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    iESMRInputParams( aESMRInputParams ),
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    iMailClient( aMailClient )
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    {
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    FUNC_LOG;
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    //do nothing
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    }
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::~CESMRIcalViewerLoadMRDataCmd
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// -----------------------------------------------------------------------------
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//
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CESMRIcalViewerLoadMRDataCmd::~CESMRIcalViewerLoadMRDataCmd()
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    {
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    FUNC_LOG;
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    CancelCommand();
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    iMRRetrieverCommands.ResetAndDestroy();
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    iMRRetrieverCommands.Close();
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    }
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::NewL
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// -----------------------------------------------------------------------------
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//
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CESMRIcalViewerLoadMRDataCmd* CESMRIcalViewerLoadMRDataCmd::NewL(
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        CCalSession& aCalSession,
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        CFSMailClient& aMailClient,
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        TESMRInputParams& aESMRInputParams )
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    {
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    FUNC_LOG;
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    CESMRIcalViewerLoadMRDataCmd* self =
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            new (ELeave) CESMRIcalViewerLoadMRDataCmd(
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                    aCalSession, aMailClient, aESMRInputParams );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::ConstructL
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// -----------------------------------------------------------------------------
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//
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void CESMRIcalViewerLoadMRDataCmd::ConstructL()
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    {
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    FUNC_LOG;
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    BaseConstructL();
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    }
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::OperationCompleted
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// -----------------------------------------------------------------------------
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//
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void CESMRIcalViewerLoadMRDataCmd::OperationCompleted(
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        MESMRIcalViewerObserver::TIcalViewerOperationResult aResult )
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    {
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    FUNC_LOG;
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    if ( aResult.iOpType == EESMRLoadMRInfoData ||
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         aResult.iOpType == EESMRLoadMRIcalData     )
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        {
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        aResult.iOpType = OperationType();
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        Observer()->OperationCompleted( aResult );
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        }
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    }
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::OperationError
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// -----------------------------------------------------------------------------
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//
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void CESMRIcalViewerLoadMRDataCmd::OperationError(
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        MESMRIcalViewerObserver::TIcalViewerOperationResult aResult )
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    {
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    FUNC_LOG;
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    if ( aResult.iOpType == EESMRLoadMRInfoData )
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        {
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        if ( aResult.iResultCode == KErrNotFound )
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            {
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            if(iMRRetrieverCommands.Count() > iCurrentCommand + 1)
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            	{
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                TRAPD(error, iMRRetrieverCommands[++iCurrentCommand]->ExecuteCommandL(
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                             *Message(),
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                             *this )     );
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                if ( error != KErrNone )
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                    {
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                    aResult.iOpType = OperationType();
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                    aResult.iResultCode = error;
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                    Observer()->OperationError( aResult );
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                    }
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            	}
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            }
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        else
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            {
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            aResult.iOpType = OperationType();
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            Observer()->OperationError( aResult );
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            }
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        }
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    else
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        {
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        aResult.iOpType = OperationType();
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        Observer()->OperationError( aResult );
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        }
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    }
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::ExecuteAsyncCommandL
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// -----------------------------------------------------------------------------
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//
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void CESMRIcalViewerLoadMRDataCmd::ExecuteAsyncCommandL()
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    {
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    FUNC_LOG;
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    CESMRInfoIcalRetrieverCmd* cmd = CESMRInfoIcalRetrieverCmd::NewL(
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                CalSession(),
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                iESMRInputParams );
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    CleanupStack::PushL( cmd );
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    User::LeaveIfError(
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            iMRRetrieverCommands.Append( cmd ) );
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    CleanupStack::Pop( cmd ); cmd = NULL;
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    CESMRImapIcalRetrieverCmd* cmd2 =
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        CESMRImapIcalRetrieverCmd::NewL(
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            CalSession(),
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            iMailClient,
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            iESMRInputParams );
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    CleanupStack::PushL( cmd2 );
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    User::LeaveIfError(
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            iMRRetrieverCommands.Append( cmd2 ) );
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    CleanupStack::Pop( cmd2 ); 
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    cmd2 = NULL;
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    iCurrentCommand = 0;
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    if(iMRRetrieverCommands.Count() > iCurrentCommand)
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    	{
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        iMRRetrieverCommands[iCurrentCommand]->ExecuteCommandL(
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                *Message(),
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                *this );
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    	}
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    else
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    	{
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    	User::Leave(KErrOverflow);
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    	}
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    }
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// -----------------------------------------------------------------------------
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// CESMRIcalViewerLoadMRDataCmd::CancelAsyncCommand
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// -----------------------------------------------------------------------------
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//
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void CESMRIcalViewerLoadMRDataCmd::CancelAsyncCommand()
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    {
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    FUNC_LOG;
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    TInt commandCount( iMRRetrieverCommands.Count() );
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   196
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    for ( TInt i(0); i < commandCount; ++i )
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        {
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        iMRRetrieverCommands[iCurrentCommand]->CancelCommand();
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        }
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    }
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// EOF
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   204