diff -r 000000000000 -r d6fe6244b863 htiui/HtiServicePlugins/HtiSysInfoServicePlugin/src/HtiPropertySubscriber.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/htiui/HtiServicePlugins/HtiSysInfoServicePlugin/src/HtiPropertySubscriber.cpp	Tue Feb 02 00:17:27 2010 +0200
@@ -0,0 +1,100 @@
+/*
+* Copyright (c) 2009 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:  Implementation for controlling S60 device lights.
+*
+*/
+
+
+// INCLUDE FILES
+#include <HTILogging.h>
+#include "HtiPropertySubscriber.h"
+
+// CONSTANTS
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CHtiPropertySubscriber::CHtiPropertySubscriber
+// -----------------------------------------------------------------------------
+//
+CHtiPropertySubscriber::CHtiPropertySubscriber( TCallBack aCallBack,
+    RProperty& aProperty) : CActive( EPriorityNormal ),
+                            iCallBack( aCallBack ),
+                            iProperty( aProperty )
+    {
+    HTI_LOG_TEXT( "CHtiPropertySubscriber construct" );
+    CActiveScheduler::Add( this );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CHtiPropertySubscriber::~CHtiPropertySubscriber
+// -----------------------------------------------------------------------------
+//
+CHtiPropertySubscriber::~CHtiPropertySubscriber()
+    {
+    HTI_LOG_TEXT( "CHtiPropertySubscriber destroy" );
+    Cancel();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CHtiPropertySubscriber::Subscribe
+// -----------------------------------------------------------------------------
+//
+void CHtiPropertySubscriber::Subscribe()
+    {
+    if ( !IsActive() )
+        {
+        iProperty.Subscribe( iStatus );
+        SetActive();
+        }
+    }
+
+
+// -----------------------------------------------------------------------------
+// CHtiPropertySubscriber::Unsubscribe
+// -----------------------------------------------------------------------------
+//
+void CHtiPropertySubscriber::Unsubscribe()
+    {
+    Cancel();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CHtiPropertySubscriber::RunL
+// -----------------------------------------------------------------------------
+//
+void CHtiPropertySubscriber::RunL()
+    {
+    if ( iStatus.Int() == KErrNone )
+        {
+        iCallBack.CallBack();
+        Subscribe();
+        }
+    }
+
+
+// -----------------------------------------------------------------------------
+// CHtiPropertySubscriber::DoCancel
+// -----------------------------------------------------------------------------
+//
+void CHtiPropertySubscriber::DoCancel()
+    {
+    iProperty.Cancel();
+    }
+
+
+// End of file