--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/taskswitcher/contextengine/tsctxutils/src/tsproplistener.cpp Tue Jan 26 11:48:23 2010 +0200
@@ -0,0 +1,83 @@
+/*
+* 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:
+*
+*/
+
+#include <e32cmn.h>
+#include "tsproplistener.h"
+
+// --------------------------------------------------------------------------
+// CTsPropertyListener::CTsPropertyListener
+// --------------------------------------------------------------------------
+//
+EXPORT_C CTsPropertyListener::CTsPropertyListener(
+ TUid aCategory, TUint aKey, MTsPropertyChangeObserver& aObserver )
+ : CActive( CActive::EPriorityStandard),
+ iObserver( aObserver ), iCategory( aCategory ), iKey( aKey )
+ {
+ CActiveScheduler::Add( this );
+ TInt err = iProperty.Attach( iCategory, iKey );
+ if ( err == KErrNone )
+ {
+ iProperty.Subscribe( iStatus );
+ SetActive();
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CTsPropertyListener::~CTsPropertyListener
+// --------------------------------------------------------------------------
+//
+EXPORT_C CTsPropertyListener::~CTsPropertyListener()
+ {
+ Cancel();
+ iProperty.Close();
+ }
+
+// --------------------------------------------------------------------------
+// CTsPropertyListener::DoCancel
+// --------------------------------------------------------------------------
+//
+void CTsPropertyListener::DoCancel()
+ {
+ iProperty.Cancel();
+ }
+
+// --------------------------------------------------------------------------
+// CTsPropertyListener::RunL
+// --------------------------------------------------------------------------
+//
+void CTsPropertyListener::RunL()
+ {
+ if ( iStatus.Int() != KErrCancel ) // when cancelling the subscribe it completes with KErrCancel
+ {
+ iObserver.PropertyChanged( iCategory, iKey );
+ iProperty.Subscribe( iStatus );
+ SetActive();
+ }
+ }
+
+// --------------------------------------------------------------------------
+// CTsPropertyListener::RunError
+// --------------------------------------------------------------------------
+//
+TInt CTsPropertyListener::RunError( TInt /*aError*/ )
+ {
+ iProperty.Subscribe( iStatus );
+ SetActive();
+ return KErrNone;
+ }
+
+// end of file