diff -r 000000000000 -r 2f259fa3e83a psln/Src/PslnPropertySubscriber.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/psln/Src/PslnPropertySubscriber.cpp	Tue Feb 02 01:00:49 2010 +0200
@@ -0,0 +1,80 @@
+/*
+* Copyright (c) 2005-2006 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:  Starts subscribing PubSub key.
+*
+*/
+
+
+
+// INCLUDE FILES
+#include    "PslnPropertySubscriber.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// C++ constructor can NOT contain any code, that might leave.
+// 
+// NOTE that callback method is NOT allowed to leave.
+// -----------------------------------------------------------------------------
+//
+CPslnPropertySubscriber::CPslnPropertySubscriber(
+    TCallBack aCallBack, RProperty& aProperty )
+    : CActive( CActive::EPriorityStandard ), iCallBack( aCallBack ), 
+    iProperty( aProperty )
+    {
+    CActiveScheduler::Add( this );
+    }
+    
+// Destructor
+CPslnPropertySubscriber::~CPslnPropertySubscriber()
+    {
+    Cancel();    
+    }
+
+// -----------------------------------------------------------------------------
+// CPslnPropertySubscriber::Subscribe
+// -----------------------------------------------------------------------------
+//
+void CPslnPropertySubscriber::Subscribe()
+    {
+    if ( !IsActive() )
+        {
+        iProperty.Subscribe( iStatus );
+        SetActive();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CPslnPropertySubscriber::RunL
+// -----------------------------------------------------------------------------
+//
+void CPslnPropertySubscriber::RunL()
+    {
+    if ( iStatus.Int() == KErrNone )
+        {
+        Subscribe();
+        iCallBack.CallBack();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CPslnPropertySubscriber::DoCancel
+// -----------------------------------------------------------------------------
+//
+void CPslnPropertySubscriber::DoCancel()
+    {
+    iProperty.Cancel();
+    }
+
+//  End of File