diff -r 000000000000 -r a4daefaec16c callcontinuity/vcchotrigger/src/vccgsmsignallevelhandler.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/callcontinuity/vcchotrigger/src/vccgsmsignallevelhandler.cpp	Mon Jan 18 20:12:36 2010 +0200
@@ -0,0 +1,164 @@
+/*
+* Copyright (c) 2007-2008 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 <mmtsy_names.h>
+
+#include "vccgsmsignallevelhandler.h"
+#include "rubydebug.h"
+
+static const TInt32 KStrengthMin = 110;
+
+// ======== MEMBER FUNCTIONS ========
+// ---------------------------------------------------------------------------
+// C++ constructor
+// ---------------------------------------------------------------------------
+//
+CVccGsmSignalLevelHandler::CVccGsmSignalLevelHandler( 
+                                             MVccSignalLevelObserver& aObserver, 
+                                             const TSignalLevelParams& aParams )
+    : CVccSignalLevelHandler( aObserver, aParams )
+    {
+    }
+    
+// ---------------------------------------------------------------------------
+// Symbian constructor.
+// ---------------------------------------------------------------------------
+//
+void CVccGsmSignalLevelHandler::ConstructL()
+    {
+    RUBY_DEBUG_BLOCKL( "CVccGsmSignalLevelHandler::ConstructL" );
+
+    CVccSignalLevelHandler::ConstructL();
+    User::LeaveIfError( iEtelServer.Connect() );
+    User::LeaveIfError( iEtelServer.LoadPhoneModule( KMmTsyModuleName ) );
+    User::LeaveIfError( iPhone.Open( iEtelServer, KMmTsyPhoneName ) );
+    iGsmNotifications = CVccGsmNotifications::NewL( iPhone );
+    }   
+    
+// ---------------------------------------------------------------------------
+// Symbian constructor.
+// ---------------------------------------------------------------------------
+// 
+CVccGsmSignalLevelHandler * CVccGsmSignalLevelHandler::NewL( 
+                                            MVccSignalLevelObserver& aObserver, 
+                                            const TSignalLevelParams& aParams )
+    {
+    CVccGsmSignalLevelHandler * self = 
+                         CVccGsmSignalLevelHandler::NewLC( aObserver, aParams );
+    CleanupStack::Pop(self);
+    return self;
+    }    
+
+// ---------------------------------------------------------------------------
+// Symbian constructor.
+// ---------------------------------------------------------------------------
+// 
+CVccGsmSignalLevelHandler * CVccGsmSignalLevelHandler::NewLC( 
+                                            MVccSignalLevelObserver& aObserver, 
+                                            const TSignalLevelParams& aParams )
+    {
+    CVccGsmSignalLevelHandler * self = 
+                    new(ELeave) CVccGsmSignalLevelHandler( aObserver, aParams );
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// C++ destructor.
+// ---------------------------------------------------------------------------
+//    
+CVccGsmSignalLevelHandler::~CVccGsmSignalLevelHandler()
+    {
+    Cancel(); // Cancel any request, if outstanding
+    delete iGsmNotifications;
+    iPhone.Close();
+    iEtelServer.Close();
+    }
+    
+// ---------------------------------------------------------------------------
+// Enables signal level change notifications.
+// ---------------------------------------------------------------------------
+// 
+void CVccGsmSignalLevelHandler::EnableNotificationsL()
+    {
+    RUBY_DEBUG_BLOCK( "CVccGsmSignalLevelHandler::EnableNotificationsL" );
+
+    iGsmNotifications->ActivateNotifications( this,
+                                  iParams.iLowLevel, iParams.iHighLevel );
+    }
+    
+// ---------------------------------------------------------------------------
+// Disables signal level change notifications.
+// ---------------------------------------------------------------------------
+// 
+void CVccGsmSignalLevelHandler::DisableNotifications()
+    {
+    iGsmNotifications->CancelNotifications();
+    }
+    
+// ---------------------------------------------------------------------------
+// Issues signal strength request to RMobilePhone.
+// ---------------------------------------------------------------------------
+// 
+void CVccGsmSignalLevelHandler::GetStrength()
+    {
+    RUBY_DEBUG_BLOCK( "CVccGsmSignalLevelHandler::GetStrength" );
+
+    iPhone.GetSignalStrength( iStatus, iStrength, iBar );
+    RUBY_DEBUG3( " -iStatus = %d, iStrength = %d, iBar = %d",
+                            iStatus.Int(), iStrength, iBar );
+    }
+
+// ---------------------------------------------------------------------------
+// Cancels signal strength request
+// ---------------------------------------------------------------------------
+// 
+void CVccGsmSignalLevelHandler::CancelGetStrength()
+    {
+    RUBY_DEBUG_BLOCK( "CVccGsmSignalLevelHandler::CancelGetStrength" );
+   
+    // EMobilePhoneNotifyModeChange
+    iPhone.CancelAsyncRequest( EMobilePhoneGetSignalStrength ); 
+    }
+    
+// ---------------------------------------------------------------------------
+// Notification that signal strength has changed is received.
+// ---------------------------------------------------------------------------
+//
+void CVccGsmSignalLevelHandler::GsmStrengthChanged( TInt32 aStrength )
+    {
+    RUBY_DEBUG_BLOCK( "CVccGsmSignalLevelHandler::GsmStrengthChanged" );
+    RUBY_DEBUG1( " -aStrength = %d", aStrength );
+
+    iStrength = aStrength  ? aStrength : KStrengthMin;
+    StrengthChanged();
+    }
+
+// ---------------------------------------------------------------------------
+// Notififies observer about signal level change.
+// ---------------------------------------------------------------------------
+//
+void CVccGsmSignalLevelHandler::NotifyChanges(
+    TInt32 aSignalStrength,
+    MVccSignalLevelObserver::TSignalStrengthClass aClass )
+    {
+    RUBY_DEBUG_BLOCK( "CVccGsmSignalLevelHandler::NotifyChanges" );
+    iObserver.GsmSignalChanged( aSignalStrength, aClass );
+    }