serviceproviders/sapi_mediamanagement/tsrc/dev/tmediamgmttest/src/mgitemslist.cpp
/*
* Copyright (c) 2007-2007 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "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: Implements CLiwIterable type
*
*/
#include <MCLFItem.h>
#include <MCLFItemListModel.h>
#include "mgitemslist.h"
#include "mgmediaitemfactory.h"
#include "mgmediaitem.h"
_LIT8( KMgFileNameAndPath, "FileNameAndPath" );
const TInt KStartItemIndex = -1;
// ---------------------------------------------------------------------------
// CMgItemsList::CMgItemsList
// Parameterised constructor
// ---------------------------------------------------------------------------
//
CMgItemsList::CMgItemsList( MCLFItemListModel* aItemListModel, TMgCmdId aCmdId )
{
iItemListModel = aItemListModel;
iCount = iItemListModel->ItemCount();
iCurrent = KStartItemIndex;
iCmdId = aCmdId;
iMediaItem = NULL;
}
// ---------------------------------------------------------------------------
// CMgItemsList::NewL
// Two-phased constructor
// ---------------------------------------------------------------------------
//
CMgItemsList* CMgItemsList::NewL( MCLFItemListModel* aItemListModel, TMgCmdId aCmdId )
{
CMgItemsList* self = new( ELeave ) CMgItemsList( aItemListModel, aCmdId);
CleanupStack::PushL( self );
self->ConstructL();
CleanupStack::Pop( self );
return self;
}
// ---------------------------------------------------------------------------
// CMgItemsList::ConstructL
// Two-phased constructor
// ---------------------------------------------------------------------------
//
void CMgItemsList::ConstructL()
{
iMGMediaItemFactory = CMgMediaItemFactory::NewL();
}
// ---------------------------------------------------------------------------
// CMgItemsList::~CMgItemsList
// Class destructor
// ---------------------------------------------------------------------------
//
CMgItemsList::~CMgItemsList()
{
if( iItemListModel )
{
delete iItemListModel;
iItemListModel = NULL;
}
if( iMGMediaItemFactory )
{
delete iMGMediaItemFactory;
iMGMediaItemFactory = NULL;
}
if( iMediaItem )
{
delete iMediaItem;
iMediaItem = NULL;
}
}
// ---------------------------------------------------------------------------
// CMgItemsList::Reset
// Resets the iterator to point to the beginning of list
// ---------------------------------------------------------------------------
//
void CMgItemsList::Reset()
{
iCurrent = KStartItemIndex;// if user resets the list
}
// ---------------------------------------------------------------------------
// CMgItemsList::NextL
// Constructs the next media item in the form of a map
// ---------------------------------------------------------------------------
//
TBool CMgItemsList::NextL( TLiwVariant& aItem )
{
iCurrent++;
if( iCurrent<iCount )
{
const MCLFItem& item = iItemListModel->Item( iCurrent );
TPtrC fullPath;
item.GetField(ECLFFieldIdFileNameAndPath, fullPath );
CLiwDefaultMap *outputMap = CLiwDefaultMap::NewL();
outputMap->InsertL(KMgFileNameAndPath,TLiwVariant(fullPath));
if( iCmdId==EMgGetFilesInfo )// if user requests for file metadata
{
if( NULL == iMediaItem )
{
iMediaItem = iMGMediaItemFactory->GetMediaItemL( item );
}
if( NULL == iMediaItem )
{
return KErrNotSupported;
}
iMediaItem->FillInfo( outputMap, item );
}
aItem.SetL(TLiwVariant(outputMap));
return ETrue;
}
else
{
return EFalse;
}
}