--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingappbase/ncnlist/inc/NcnPublishAndSubscribeObserver.h Wed Sep 01 12:31:54 2010 +0100
@@ -0,0 +1,117 @@
+/*
+* 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: Defines class CNcnPublishAndSubscribeObserver.
+*
+*/
+
+
+
+#ifndef NCNPUBLISHANDSUBSCRIBEOBSERVER_H
+#define NCNPUBLISHANDSUBSCRIBEOBSERVER_H
+
+// INCLUDES
+#include <e32base.h>
+#include <e32property.h>
+#include "NcnSubscribeHandler.h"
+
+// CLASS DECLARATION
+class CNcnModelBase;
+class CNcnSubscriber;
+
+/**
+* Listens to the Phone idle status and other Properties
+* through the Publish and Subscribe session.
+*/
+class CNcnPublishAndSubscribeObserver : public CBase, public MNcnSubscribeHandler
+ {
+ public: // Constructors and destructor
+
+ /**
+ * C++ default constructor.
+ */
+ CNcnPublishAndSubscribeObserver( CNcnModelBase* aModel );
+
+ /**
+ * Two-phased constructor.
+ */
+ static CNcnPublishAndSubscribeObserver* NewL( CNcnModelBase* aModel );
+
+ /**
+ * Destructor.
+ */
+ virtual ~CNcnPublishAndSubscribeObserver();
+
+ public:
+
+ /*
+ * Through this Publish and Subscribe is notified about state changes.
+ * @param aCategory Property category.
+ * @param aVariable The Property to be set
+ * @param aState The value to be set for the aVariable Property
+ */
+ void NotifyPublishAndSubscribe( const TUid& aCategory, TUint aVariable, const TInt aState );
+
+ public: //from base classes
+
+ /**
+ * Through this method the Property subscribers notify of Property changes
+ * @param aCategory The category of the property to be observed
+ * @param aKey The subkey of the property to be observed
+ */
+ void HandlePropertyChangedL( const TUid& aCategory, TInt aKey );
+
+ private:
+
+ /**
+ * By default Symbian OS constructor is private.
+ */
+ void ConstructL();
+
+ // By default, prohibit copy constructor
+ CNcnPublishAndSubscribeObserver( const CNcnPublishAndSubscribeObserver& );
+ // Prohibit assigment operator
+ CNcnPublishAndSubscribeObserver& operator= ( const CNcnPublishAndSubscribeObserver& );
+
+ /**
+ * Determine idle state.
+ * Reads iAutolockStatus, iCurrentCallStatus and iPhoneIdleState and informs
+ * model about the idle status
+ */
+ void DetermineIdleState();
+
+ private: // Data
+
+ // Property subscribers
+ CNcnSubscriber* iSimChangedSubscriber;
+ CNcnSubscriber* iPhoneIdleSubscriber;
+ CNcnSubscriber* iAutolockSubscriber;
+ CNcnSubscriber* iCurrentCallSubscriber;
+ CNcnSubscriber* iSimUsableSubscriber;
+
+ // A pointer to the event monitor.
+ CNcnModelBase* iModel;
+
+ // Stores the phone idle state status
+ TInt iPhoneIdleState;
+
+ // Stores the autolock status
+ TInt iAutolockStatus;
+
+ // Stores the current call status
+ TInt iCurrentCallStatus;
+ };
+
+#endif // NCNPUBLISHANDSUBSCRIBEOBSERVER_H
+
+// End of File