diff -r 000000000000 -r ba25891c3a9e ncdengine/provider/client/inc/ncdnodedependencyproxy.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ncdengine/provider/client/inc/ncdnodedependencyproxy.h Thu Dec 17 08:51:10 2009 +0200 @@ -0,0 +1,178 @@ +/* +* Copyright (c) 2006-2008 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 CNcdNodeDependencyProxy class +* +*/ + + +#ifndef C_NCD_NODE_DEPENDENCY_PROXY_H +#define C_NCD_NODE_DEPENDENCY_PROXY_H + + +// For the streams +#include +// For array +#include + +#include "ncdinterfacebaseproxy.h" +#include "ncdnodedependency.h" + +class CNcdNodeMetadataProxy; +class CNcdNodeManagerProxy; +class MNcdNodeDependencyInfo; + +/** + * This class implements the functionality for the + * MNcdNodeDependency interfaces. The interface is provided for + * API users. + * + * @since S60 v3.2 + */ +class CNcdNodeDependencyProxy : public CNcdInterfaceBaseProxy, + public MNcdNodeDependency + { + +public: + + /** + * @param aSession The session between the client proxy and the + * corresponding server object. + * @param aHandle The handle which identifies the server object + * that this proxy uses. + * @param aMetadata Owns and uses the information of this proxy. + * The metadata also keeps track of the refence counts of its objects. + * And handles the deletion of these objects when the total reference + * count reaches zero. + * @return CNcdNodeDependencyProxy* Pointer to the created object + * of this class. + */ + static CNcdNodeDependencyProxy* NewL( + MCatalogsClientServer& aSession, + TInt aHandle, + CNcdNodeMetadataProxy& aMetadata ); + + /** + * @param aSession The session between the client proxy and the + * corresponding server object. + * @param aHandle The handle which identifies the server object + * that this proxy uses. + * @param aMetadata Owns and uses the information of this proxy. + * The metadata also keeps track of the refence counts of its objects. + * And handles the deletion of these objects when the total reference + * count reaches zero. + * @return CNcdNodeDependencyProxy* Pointer to the created object + * of this class. + */ + static CNcdNodeDependencyProxy* NewLC( + MCatalogsClientServer& aSession, + TInt aHandle, + CNcdNodeMetadataProxy& aMetadata ); + + + /** + * Destructor. + * The destructor is set public. So, the node that owns the Dependency may + * delete it directly when the reference count of the node reaches zero + * and the destructor of the node is called. + */ + virtual ~CNcdNodeDependencyProxy(); + + + /** + * @return CNcdNodeManageraProxy& Can be used to create nodes. + */ + CNcdNodeManagerProxy& NodeManager() const; + + + /** + * Gets the data for descriptors from the server side. This function is + * called to update proxy data. The function uses the protected virtual + * internalize functions. So, the child classes may provide their own + * implementations for internalizations of certain metadata. + */ + void InternalizeL(); + + +public: // MNcdNodeDependency + + /** + * @see MNcdNodeDependency::DependencyInfos() + */ + virtual const RPointerArray< MNcdNodeDependencyInfo >& DependencyInfos() const; + + + /** + * @see MNcdNodeDependency::State() + */ + virtual TNcdDependencyState State() const; + + +protected: + + /** + * Constructor + * + * @param aSession The session between the client proxy and the + * corresponding server object. + * @param aHandle The handle which identifies the server object + * that this proxy uses. + * @param aMetadata Owns and uses the information of this proxy. + * The metadata also keeps track of the refence counts of its objects. + * And handles the deletion of these objects when the total reference + * count reaches zero. + * @return CNcdNodeDependencyProxy* Pointer to the created object + * of this class. + */ + CNcdNodeDependencyProxy( + MCatalogsClientServer& aSession, + TInt aHandle, + CNcdNodeMetadataProxy& aMetadata ); + + /** + * ConstructL + */ + virtual void ConstructL(); + + + // These functions are used to update the data of this class object + + /** + * @param aStream This stream will contain all the data content for + * this class object. The stream is gotten from the server side. The + * memeber variables will be updated according to the data from + * the stream. + */ + virtual void InternalizeDataL( RReadStream& aStream ); + + +private: + + // Prevent if not implemented + CNcdNodeDependencyProxy( const CNcdNodeDependencyProxy& aObject ); + CNcdNodeDependencyProxy& operator =( const CNcdNodeDependencyProxy& aObject ); + + // Internalizes the Dependency target array from given stream. + void InternalizeDependencyArrayL( RReadStream& aStream ); + + +private: // data + + CNcdNodeManagerProxy& iNodeManager; + + RPointerArray iDependencyTargets; + + }; + + +#endif // C_NCD_NODE_DEPENDENCY_PROXY_H