diff -r 000000000000 -r ba25891c3a9e ncdengine/provider/server/inc/ncdnodeiconimpl.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ncdengine/provider/server/inc/ncdnodeiconimpl.h Thu Dec 17 08:51:10 2009 +0200 @@ -0,0 +1,297 @@ +/* +* 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 CNcdNodeIcon class +* +*/ + + +#ifndef NCD_NODE_ICON_IMPL_H +#define NCD_NODE_ICON_IMPL_H + + +// For streams +#include + +#include "ncdcommunicable.h" +#include "ncdstoragedataitem.h" +#include "ncdnodeclassids.h" + + +class MNcdPreminetProtocolDataEntity; +class CNcdNodeManager; +class CNcdNodeMetaData; + + +/** + * This server side class contains the data and the functionality + * that the proxy objects will use to internalize itself. + * + * This object should be added to the session. So, it will be usable + * in the proxy side by using the handle gotten during addition. + * The handle is used to identify to what object the proxy directs + * the function call. When objects are added to sessions, + * multiple handles may be gotten for the same object if addition is + * done multiple times. + * + * @lib ?library + * @since S60 v3.2 + */ +class CNcdNodeIcon : public CNcdCommunicable, + public MNcdStorageDataItem + { + +public: + + /** + * NewL + * + * @return CNcdNodeIcon* Pointer to the created object + * of this class. + */ + static CNcdNodeIcon* NewL( + CNcdNodeManager& aNodeManager, + const CNcdNodeMetaData& aParentMetaData, + TBool aUsePurchaseDetailsIcon = EFalse ); + + /** + * NewLC + * + * @return CNcdNodeIcon* Pointer to the created object + * of this class. + */ + static CNcdNodeIcon* NewLC( + CNcdNodeManager& aNodeManager, + const CNcdNodeMetaData& aParentMetaData, + TBool aUsePurchaseDetailsIcon = EFalse ); + + + /** + * Destructor + * + * @note Because this is CCatalogsCommunicable function the + * session that owns this object should delete this class object. + * So, instead of directly deleting this object from some other + * class. Close-method should be used instead. + */ + virtual ~CNcdNodeIcon(); + + + /** + * Retrieves the data type that informs what class the data is for. + * By checking the data type information, an InternalizeL function + * of a right class can be called when the object data is set + * from the storage. + * The data type may be decided and set in a object that creates this + * class object. + * + * @return NcdNodeClassIds::TNcdNodeClassId Describes the data type. + */ + NcdNodeClassIds::TNcdNodeClassId ClassId() const; + + + /** + * This function is called when the owner of this object + * wants to internalize the content according to the data + * that has been received from the parser. + * + * @param aData The data is set in the protocol parser and can + * be used to initialize this class object. + */ + void InternalizeL( MNcdPreminetProtocolDataEntity& aData ); + + +public: // MNcdStorageDataItem + + // These functions are used to get the data from and to insert the data + // into the database using by the given stream. + + /** + * @see MNcdStorageDataItem::ExternalizeL + */ + virtual void ExternalizeL( RWriteStream& aStream ); + + + /** + * @see MNcdStorageDataItem::InternalizeL + */ + virtual void InternalizeL( RReadStream& aStream ); + + +public: // CCatalogsCommunicable + + /** + * @see CCatalogsCommunicable::ReceiveMessage + */ + virtual void ReceiveMessage( MCatalogsBaseMessage* aMessage, + TInt aFunctionNumber ); + + /** + * @see CCatalogsCommunicable::CounterPartLost + */ + virtual void CounterPartLost( const MCatalogsSession& aSession ); + + +public: + + /** + * Get icon data block. + * + * @return Data block. + */ + const TDesC& DataBlock() const; + + /** + * Get icon ID. + * + * @return Icon ID. + */ + const TDesC& IconId() const; + + /** + * Set the icon ID. + * + * @param aIconId The icon id. + */ + void SetIconIdL( const TDesC& aIconId ); + + /** + * Get icon URI. + * + * @return Icon URI. + */ + const TDesC& Uri() const; + + /** + * Set icon URI. + * + * @param aUri The URI. + */ + void SetUriL( const TDesC& aUri ); + + /** + * Get icon data. + * + * @return Icon data. + */ + HBufC8* IconDataL() const; + + /** + * Tells whether the icon data is ready. + * + * @return True if ready, otherwise false. + */ + TBool IconDataReady() const; + + /** + * Set the icon data ready flag. + * + * @param aValue True if ready, false otherwise. + */ + void SetIconDataReady( TBool aValue ); + +protected: + + /** + * Constructor + * @param aClassId Identifies this class. + * Is set in the NewLC function + */ + CNcdNodeIcon( + NcdNodeClassIds::TNcdNodeClassId aClassId, + CNcdNodeManager& aNodeManager, + const CNcdNodeMetaData& aParentMetaData, + TBool aUsePurchaseDetailsIcon ); + + /** + * ConstructL + */ + virtual void ConstructL(); + + + // These functions are called from the ReceiveMessage when + // the given function id has matched to the function. + + /** + * This function is called when the proxy wants to get the + * data from the serverside. This function calls the + * InternalizeDataForRequestL which may be overloaded in the + * child classes. + * @param aMessage Contains data from the proxy and can be used + * to send data back to proxy + */ + void InternalizeRequestL( MCatalogsBaseMessage& aMessage ) const; + + /** + * This function writes the object data to the stream. + * The stream content will be sent to the proxy that requested the data. + * Child classes should add their own data after this parent data. + * @param aStream The data content of this class object will be written + * into this stream. + */ + virtual void ExternalizeDataForRequestL( RWriteStream& aStream ) const; + + /** + * This function is called when the proxy wants to get the + * icon data from the serverside. + * @param aMessage Can be used to send data back to proxy. + */ + void IconDataRequestL( MCatalogsBaseMessage& aMessage ) const; + + /** + * This function is called from the proxy side. When the proxy + * is deleted. + * @param aMessage Contains data from the proxy and can be used + * to send data back to proxy + */ + void ReleaseRequest( MCatalogsBaseMessage& aMessage ) const; + + +private: + + // Prevent these two if they are not implemented + CNcdNodeIcon( const CNcdNodeIcon& aObject ); + CNcdNodeIcon& operator =( const CNcdNodeIcon& aObject ); + + +private: // data + + // Node manager. + CNcdNodeManager& iNodeManager; + + // Parent meta data. + const CNcdNodeMetaData& iParentMetaData; + + // The class id identifies this class. The id may be used to identify + // what kind of class object is created when data is gotten from the db. + NcdNodeClassIds::TNcdNodeClassId iClassId; + + // The message is set when ReceiveMessage is called. The message + // is used in the CounterPartLost-function that informs the message + // if the session has been lost. + MCatalogsBaseMessage* iMessage; + + // Icon data + HBufC* iDataBlock; + HBufC* iIconId; + HBufC* iUri; + + // Tells whether the icon data is ready. + TBool iIconDataReady; + + // If set then icon data is retrieved from purchase details. + TBool iUsePurchaseDetailsIcon; + + }; + +#endif // NCD_NODE_ICON_IMPL_H