/*

* Copyright (c) 2006 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:  Message store sort result iterator client implementation.

*

*/

#include "MsgStoreSortResultIterator.h"

#include "MsgStoreSessionContext.h"

#include "MsgStorePropertyContainersArray.h"

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

// CMsgStoreSortResultIterator

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

// ==========================================================================

// FUNCTION: NewL

// ==========================================================================

CMsgStoreSortResultIterator* CMsgStoreSortResultIterator::NewL( CMsgStoreSessionContext& aContext, 

                                                                TMsgStoreId              aSortSessionId )

	{

	CMsgStoreSortResultIterator* self = new( ELeave) CMsgStoreSortResultIterator( aContext, aSortSessionId );

	CleanupStack::PushL( self );

	self->ConstructL();

	CleanupStack::Pop( self );

	return self;

	}

// ==========================================================================

// FUNCTION: Constructor

// ==========================================================================

CMsgStoreSortResultIterator::CMsgStoreSortResultIterator( CMsgStoreSessionContext& aContext, 

                                                          TMsgStoreId              aSortSessionId )

: iContext( aContext ), iSortSessionId( aSortSessionId )

    {

    }

// ==========================================================================

// FUNCTION: ConstructL

// ==========================================================================

void CMsgStoreSortResultIterator::ConstructL()

    {

    }

// ==========================================================================

// FUNCTION: Destructor

// ==========================================================================

CMsgStoreSortResultIterator::~CMsgStoreSortResultIterator()

    {

    //close the sort session

    TRAP_IGNORE( iContext.iSession.EndSortL( iSortSessionId ) );

    }

// ==========================================================================

// FUNCTION: NextL

// ==========================================================================

EXPORT_C TBool CMsgStoreSortResultIterator::NextL( TMsgStoreId                                aCurrentMessageId, 

                                                   TUint                                      aCount, 

                                                   RPointerArray<CMsgStorePropertyContainer>& aProperties )

    {

    TMsgStorePropertyContainersArray containersArray( aProperties );

    return iContext.iSession.GetSortedRowsL( iSortSessionId, aCurrentMessageId, EMsgStoreIteratorForward, aCount, containersArray );

    }

// ==========================================================================

// FUNCTION: NextL

// ==========================================================================

EXPORT_C TBool CMsgStoreSortResultIterator::NextL( const TDesC&                               aStartWith, 

                                                   TUint                                      aCount, 

                                                   RPointerArray<CMsgStorePropertyContainer>& aProperties )

    {

    TMsgStorePropertyContainersArray containersArray( aProperties );

    return iContext.iSession.GetSortedRowsL( iSortSessionId, KMsgStoreSortResultTop, EMsgStoreIteratorForward, aCount, containersArray, aStartWith );

    }

// ==========================================================================

// FUNCTION: PreviousL

// ==========================================================================

EXPORT_C TBool CMsgStoreSortResultIterator::PreviousL( TMsgStoreId                                aCurrentMessageId, 

                                                       TUint                                      aCount, 

                                                       RPointerArray<CMsgStorePropertyContainer>& aProperties )

    {

    TMsgStorePropertyContainersArray containersArray( aProperties );

    return iContext.iSession.GetSortedRowsL( iSortSessionId, aCurrentMessageId, EMsgStoreIteratorBackward, aCount, containersArray );

    }

// ==========================================================================

// FUNCTION: PreviousL

// ==========================================================================

EXPORT_C TBool CMsgStoreSortResultIterator::PreviousL( const TDesC&                               aStartWith,  

                                                       TUint                                      aCount, 

                                                       RPointerArray<CMsgStorePropertyContainer>& aProperties )

    {

    TMsgStorePropertyContainersArray containersArray( aProperties );

    return iContext.iSession.GetSortedRowsL( iSortSessionId, KMsgStoreSortResultTop, EMsgStoreIteratorBackward, aCount, containersArray, aStartWith );

    }

// ==========================================================================

// FUNCTION: SkipAndNextL

// ==========================================================================

EXPORT_C TBool CMsgStoreSortResultIterator::SkipAndNextL( TMsgStoreId                                aCurrentMessageId, 

                                                          TUint                                      aCount, 

                                                          RPointerArray<CMsgStorePropertyContainer>& aProperties )

    {

    TMsgStorePropertyContainersArray containersArray( aProperties );

    TBool skipCurrentGroup = ETrue;

    return iContext.iSession.GetSortedRowsL( iSortSessionId, 

            aCurrentMessageId, 

            EMsgStoreIteratorForward, 

            aCount, 

            containersArray, 

            KNullDesC, 

            skipCurrentGroup );

    }

// ==========================================================================

// FUNCTION: SkipAndPreviousL

// ==========================================================================

EXPORT_C TBool CMsgStoreSortResultIterator::SkipAndPreviousL( TMsgStoreId                                aCurrentMessageId, 

                                                              TUint                                      aCount, 

                                                              RPointerArray<CMsgStorePropertyContainer>& aProperties )

    {

    TMsgStorePropertyContainersArray containersArray( aProperties );

    TBool skipCurrentGroup = ETrue;

    return iContext.iSession.GetSortedRowsL( iSortSessionId, 

            aCurrentMessageId, 

            EMsgStoreIteratorBackward, 

            aCount, 

            containersArray, 

            KNullDesC, 

            skipCurrentGroup );

    }

// ==========================================================================

// FUNCTION: GroupCountL

// ==========================================================================

EXPORT_C TInt CMsgStoreSortResultIterator::GroupCountL( RArray<TUint>& aItemsInGroup )

    {

    return iContext.iSession.SortIteratorGroupCountL( iSortSessionId, aItemsInGroup );

    }

// ==========================================================================

// FUNCTION: IdsAndFlagsL

// ==========================================================================

EXPORT_C void CMsgStoreSortResultIterator::IdsAndFlagsL( RArray<TMsgStoreIdAndFlag>& aIdsAndFlags )

	{

    iContext.iSession.SortedIdsAndFlagsL( iSortSessionId, aIdsAndFlags );

	}

// ==========================================================================

// FUNCTION: IndexOfL

// ==========================================================================

EXPORT_C TInt CMsgStoreSortResultIterator::IndexOfL( TMsgStoreId aMessageId )

    {

    return iContext.iSession.SortedIndexOfL( iSortSessionId, aMessageId );

    }

// ==========================================================================

// FUNCTION: MessageIdsL

// ==========================================================================

EXPORT_C void CMsgStoreSortResultIterator::MessageIdsL( RArray<TMsgStoreId>& aMessageIds )

    {

    return iContext.iSession.SortedIdsL( iSortSessionId, aMessageIds );

    }

/** Retrieve all message ids in the sorted order and 

 *  retrieve the number groups in this iterator.

 *  NOTE: Customization work for Gimlet 2.0 

 */

EXPORT_C void CMsgStoreSortResultIterator::IdsAndGroupCountL( RArray<TMsgStoreId>& aMessageIds, RArray<TUint>& aItemsInGroup )

    {

    return iContext.iSession.IdsAndGroupCountL( iSortSessionId, aMessageIds, aItemsInGroup );

    }