diff -r 000000000000 -r 094583676ce7 wvuing/IMPSServiceSettingsUI/SharedDataSrc/CIMPSCenrepObserver.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wvuing/IMPSServiceSettingsUI/SharedDataSrc/CIMPSCenrepObserver.h Thu Dec 17 08:41:52 2009 +0200 @@ -0,0 +1,125 @@ +/* +* Copyright (c) 2004 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: Central repository key change observer +* +*/ + + + +#ifndef CIMPSCENREPOBSERVER_H +#define CIMPSCENREPOBSERVER_H + +// INCLUDES +#include // CActive +#include // Cenrep + +#include "MIMPSPropertyNotificationObserver.h" + +// FORWARD DECLARATIONS +class MIMPSPropertyNotificationObserver; + +// CLASS DECLARATION + +/** +* Implementation of the Publish & Subscribe property change observer +* +* @lib MGXMediaFileAPI.lib +* @since 2.6 +*/ +NONSHARABLE_CLASS( CIMPSCenrepObserver ) : public CActive + { +public: // Constructors and destructor + + /** + * Two-phased constructor. + * @param aObserver Observer to be informed when observed property changes + */ + static CIMPSCenrepObserver* NewL( MIMPSPropertyNotificationObserver& aObserver ); + + /** + * Destructor. + */ + virtual ~CIMPSCenrepObserver(); + +public: // New functions + + /** + * Starts observing the given key for any changes + * Notifies the observer when the property changes + * @since 2.6 + * @param aCategory, Category of the observed property + * @param aKey, Observed property + */ + void ObservePropertyChangeL( TUid aCategory, TUint aKey ); + + /** + * Stops observing the key given with call ObserverPropertyChangeL + */ + void CancelObserve( ); + + /** + * Gets the uid this observer is observing + * @return the category + */ + TUid Category(); + + /** + * Gets the uid this observer is observing + * @return the key + */ + TUint Key(); + + +protected: // Functions from base classes + + /** + * From CActive + */ + void RunL(); + + /** + * From CActive + */ + void DoCancel(); + +private: + + /** + * C++ default constructor. + */ + CIMPSCenrepObserver( MIMPSPropertyNotificationObserver& aObserver ); + + /** + * Symbian 2nd phase constructor.. + */ + void ConstructL(); + +private: // Data + + // Owns: Observed property + CRepository* iRepository; + + // Observer to be informed when property changes + MIMPSPropertyNotificationObserver& iObserver; + + // the category this observer is attached to + TUid iCategory; + // the key this observer is attached to + TUint iKey; + + }; + +#endif // CIMPSCENREPOBSERVER_H + +// End of File