diff -r 000000000000 -r ba25891c3a9e ncdengine/provider/server/inc/ncdnodetransparentfolder.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ncdengine/provider/server/inc/ncdnodetransparentfolder.h Thu Dec 17 08:51:10 2009 +0200 @@ -0,0 +1,119 @@ +/* +* 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: Contains CNcdNodeTransparentFolder class +* +*/ + + +#ifndef NCD_NODE_TRANSPARENT_FOLDER_H +#define NCD_NODE_TRANSPARENT_FOLDER_H + + +#include + +#include "ncdnodefolder.h" + +class CNcdNodeIdentifier; + + +/** + * This class provides transparent features for the node. + * + * @lib ?library + * @since S60 ?S60_version *** for example, S60 v3.0 + */ +class CNcdNodeTransparentFolder : public CNcdNodeFolder + { + +public: + + /** + * @see CNcdNodeFolder::NewL + * + * @return CNcdNodeTransparentFolder* Pointer to the created object + * of this class. + */ + static CNcdNodeTransparentFolder* NewL( CNcdNodeManager& aNodeManager, + const CNcdNodeIdentifier& aIdentifier ); + + /** + * @see CNcdNodeTransparentFolder::NewL + */ + static CNcdNodeTransparentFolder* NewLC( CNcdNodeManager& aNodeManager, + const CNcdNodeIdentifier& aIdentifier ); + + + /** + * Destructor + */ + virtual ~CNcdNodeTransparentFolder(); + + +public: // CNcdNodeFolder + + /** + * @see CNcdNodeFolder::ExternalizeL + */ + virtual void ExternalizeL( RWriteStream& aStream ); + + + /** + * @see CNcdNodeFolder::InternalizeL + */ + virtual void InternalizeL( RReadStream& aStream ); + +public: + + /** + * Checks that are any of the children expired, missing, or is a child missing metadata. + * + * Transparent folders must be up to date because their content's are displayed + * one level up. + * + * @return ETrue if some children are missing or expired. + */ + TBool HasExpiredOrMissingChildrenL(); + +protected: + + /** + * @see CNcdNodeFolder::CNcdNodeFolder + */ + CNcdNodeTransparentFolder( CNcdNodeManager& aNodeManager, + NcdNodeClassIds::TNcdNodeClassId aNodeClassId = NcdNodeClassIds::ENcdTransparentFolderNodeClassId, + NcdNodeClassIds::TNcdNodeClassId aAcceptedLinkClassId = NcdNodeClassIds::ENcdFolderNodeLinkClassId, + NcdNodeClassIds::TNcdNodeClassId aAcceptedMetaDataClassId = NcdNodeClassIds::ENcdFolderNodeMetaDataClassId ); + + /** + * @see CNcdNodeFolder::ConstructL + */ + virtual void ConstructL( const CNcdNodeIdentifier& aIdentifier ); + + + /** + * @see CNcdNodeFolder::ExternalizeDataForRequestL + */ + virtual void ExternalizeDataForRequestL( RWriteStream& aStream ) const; + + +private: + + // Prevent these two if they are not implemented + CNcdNodeTransparentFolder( const CNcdNodeTransparentFolder& aObject ); + CNcdNodeTransparentFolder& operator =( const CNcdNodeTransparentFolder& aObject ); + + }; + + +#endif // NCD_NODE_TRANSPARENT_FOLDER_H