author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 26 Jan 2010 12:06:03 +0200 | |
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/* |
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Catalogs Engine callback interface definition |
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* |
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*/ |
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#ifndef M_CATALOGS_ENGINE_OBSERVER_H |
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#define M_CATALOGS_ENGINE_OBSERVER_H |
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#include <e32cmn.h> |
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/** |
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* Observer interface for catalogs engine events |
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* |
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* Engine users should implement this interface to be able to receive |
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* notifications from the catalogs engine |
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* |
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* |
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*/ |
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class MCatalogsEngineObserver |
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{ |
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public: |
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/** |
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* Called when the Catalogs Engine is about to be updated. The client |
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* must stop using the Engine, closing its session(s) and deleting its |
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* Catalogs Engine objects ASAP. |
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*/ |
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virtual void CatalogsEngineShutdown() = 0; |
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/** |
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* Called when a Catalogs OTA update is available. Only the client |
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* authorized for Catalogs OTA updates will receive this callback. |
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* |
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* @param aTarget Update target. |
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* @param aId Additional update target id, such as application UID or |
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* skin ID. |
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* @param aVersion Update version. |
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* @param aUri Uri for downloading the update package. |
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* @param aForce ETrue if the update should be forced (user is not |
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* asked), EFalse otherwise. |
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*/ |
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virtual void CatalogsUpdateNotification( |
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const TDesC& aTarget, |
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const TDesC& aId, |
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const TDesC& aVersion, |
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const TDesC& aUri, |
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TBool aForce ) = 0; |
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/** |
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* Called when connection status changes. This is called when client- |
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* related network activity starts and stops. |
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* |
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* @param aConnectionActive Connection status. ETrue if connection is active, |
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* EFalse otherwise. |
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*/ |
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virtual void CatalogsConnectionEvent( TBool aConnectionActive ) = 0; |
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}; |
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#endif // M_CATALOGS_ENGINE_OBSERVER_H |