--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmsharing/mmshavailability/src/musavatelephonystatusbase.cpp	Fri Jun 11 13:36:18 2010 +0300
@@ -0,0 +1,129 @@
+/*
+* Copyright (c) 2005-2007 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:   Provide interface for the client requestin availability class.
+*
+*/
+
+
+#include "musavatelephonystatusbase.h"
+#include "musavatelephonystatusobserver.h"
+#include "musavaavailability.h"
+#include "musunittesting.h"
+#include "muslogger.h"
+
+#include <e32base.h>
+
+
+// -------------------------------------------------------------------------
+//  Destructor.
+// -------------------------------------------------------------------------
+//
+CMusAvaTelephonyStatusBase::~CMusAvaTelephonyStatusBase()
+    {
+    CActive::Cancel();
+    }
+
+// -----------------------------------------------------------------------------
+// Adds new observer
+// -----------------------------------------------------------------------------
+void CMusAvaTelephonyStatusBase::AddAdapterL( MMusAvaTelephonyStatusObserver& aAdapter )
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaTelephonyStatusBase::\
+             AddAdapterL( MMusAvaTelephonyStatusObserver& aAdapter )" )
+    iObserver.AppendL( &aAdapter );
+   
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaSip::\
+             AddAdapterL( MMusAvaTelephonyStatusObserver& aAdapter )" )
+    }
+
+
+// -------------------------------------------------------------------------
+//  Reads the telephony status.
+// -------------------------------------------------------------------------
+//
+void CMusAvaTelephonyStatusBase::TelephonyStatus()
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaTelephonyStatusBase::TelephonyStatus()" )
+   
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaTelephonyStatusBase::TelephonyStatus()" )
+    }
+
+// -----------------------------------------------------------------------------
+// Removes the adapter
+// -----------------------------------------------------------------------------
+void CMusAvaTelephonyStatusBase::RemoveAdapter( 
+                                    MMusAvaTelephonyStatusObserver& aAdapter )
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaTelephonyStatusBase::\
+             RemoveAdapter( MMusAvaTelephonyStatusObserver& aAdapter )" )
+    TInt index = iObserver.Find( &aAdapter );
+    
+    if( index != KErrNotFound )
+        {
+        iObserver.Remove( index );
+        }
+        
+    if( iObserver.Count() == 0 )  
+        {
+        CActive::Cancel();
+        }
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaSip::\
+             RemoveAdapter( MMusAvaTelephonyStatusObserver& aAdapter )" )
+    }
+// -------------------------------------------------------------------------
+//  Derived from CActive. 
+// -------------------------------------------------------------------------
+//
+void CMusAvaTelephonyStatusBase::RunL()
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaTelephonyStatusBase::RunL()" )
+   
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaTelephonyStatusBase::RunL()" )
+    }    
+
+// -------------------------------------------------------------------------
+//  Derived from CActive. Called after somebody calls Cancel;
+// -------------------------------------------------------------------------
+//
+void CMusAvaTelephonyStatusBase::DoCancel()
+    {
+    
+    }
+
+// -------------------------------------------------------------------------
+//  If RunL() leaves,It should be handled here.
+// -------------------------------------------------------------------------
+//
+TInt CMusAvaTelephonyStatusBase::RunError( TInt aError )
+    {
+    MUS_LOG1( "mus: [MUSAVA]     -> CMusAvaTelephonyStatusBase::\
+              RunError() return #%d", aError )
+    
+    // Nothing can be done here.
+    aError = KErrNone;
+
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaTelephonyStatusBase::RunError()" )
+    return aError;
+    }
+
+// -------------------------------------------------------------------------
+//  Constructor function.
+// -------------------------------------------------------------------------
+//
+CMusAvaTelephonyStatusBase::CMusAvaTelephonyStatusBase( )
+    : CActive( EPriorityStandard )
+    {
+    CActiveScheduler::Add( this );
+    }
+