--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/securitydialogs/lockapp/inc/lockapppubsubobserver.h Wed Sep 01 12:19:59 2010 +0100
@@ -0,0 +1,129 @@
+/*
+* Copyright (c) 2007 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: Publish & Subscribe key observer
+ *
+*/
+
+
+#ifndef __LOCKAPPPUBSUBOBSERVER_H__
+#define __LOCKAPPPUBSUBOBSERVER_H__
+
+// INCLUDES
+#include <w32std.h>
+#include <e32svr.h>
+#include <e32property.h>
+#include "lockappobserverinterface.h"
+
+/**
+ * CLockAppPubSubObserver class implements a Publish & Subscribe key observer.
+ * It can be used to monitor and also to set a PubSub key.
+ *
+ * @lib lockapp
+ * @since 5.0
+ * @author Tamas Koteles
+ */
+class CLockAppPubSubObserver : public CActive
+ {
+ public:
+
+ /**
+ * Two-phased constructor.
+ *
+ * @param aObserver pointer to observer
+ * @param aPubSubUid publish & subscribe Uid
+ * @param aKeyId publish & subscribe key id
+ * @return the instance just created.
+ */
+ static CLockAppPubSubObserver* NewL( MLockAppObserverInterface* aObserver, TUid aPubSubUid,
+ TUint32 aKeyId );
+
+ /**
+ * Destructor.
+ */
+ ~CLockAppPubSubObserver( );
+
+ /**
+ * Start obsering PubSub key
+ */
+ TInt Start( );
+
+ /**
+ * Stop observing PubSub key
+ */
+ void Stop( );
+
+ /**
+ * Get key value from P&S.
+ */
+ TInt GetKeyValue( TInt& aValue );
+
+ /**
+ * Set key value to P&S.
+ */
+ TInt SetKeyValue( TInt aValue );
+
+ protected:
+
+ /**
+ * C++ default constructor.
+ *
+ * @param aObserver observer
+ * @param aPubSubUid publish & subscribe Uid
+ * @param aKeyId key id
+ */
+ CLockAppPubSubObserver( MLockAppObserverInterface* aObserver, TUid aPubSubUid,
+ TUint32 aKeyId );
+
+ /**
+ * Symbian OS constructor.
+ */
+ void ConstructL( );
+
+ private:
+
+ void RunL( );
+
+ void DoCancel( );
+
+ protected:
+
+ /**
+ * Observer's callback interface. Not owned.
+ */
+ MLockAppObserverInterface* iObserver;
+
+ /**
+ * Access to Publish & Subscribe.
+ */
+ RProperty iProperty;
+
+ /**
+ * Publish & Subscribe Uid.
+ */
+ TUid iPubSubUid;
+
+ /**
+ * Publish & Subscribe key Id.
+ */
+ TUint32 iKeyId;
+
+ /**
+ * Publish & Subscribe key's value.
+ */
+ TInt iValue;
+
+ };
+
+#endif // __LOCKAPPPUBSUBOBSERVER_H__
+// END OF FILE