diff -r 000000000000 -r 2e3d3ce01487 contextframework/cfwplugins/CallStateSourcePlugIn/src/CallStateSourcePlugIn.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contextframework/cfwplugins/CallStateSourcePlugIn/src/CallStateSourcePlugIn.cpp	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,154 @@
+/*
+* Copyright (c) 2006-2006 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:  CCallStateSourcePlugIn class implementation.
+*
+*/
+
+
+#include <cfcontextobject.h>
+#include <cfcontextinterface.h>
+
+#include <ctsydomainpskeys.h>
+
+#include "CallStateSourcePlugIn.h"
+#include "CallStateSourceContextDef.h"
+#include "PropertyListener.h"
+
+
+// CONSTANTS
+#ifdef _DEBUG
+// Panic category
+_LIT( KPanicCat, "CallStatSrc" );
+
+// Panic codes
+enum TPanicReason
+    {
+    EPlugInNotInitialized
+    };
+
+// Panic function
+LOCAL_C void Panic( TInt aCode )
+    {
+    User::Panic( KPanicCat, aCode );
+    }
+#endif
+
+CCallStateSourcePlugIn* CCallStateSourcePlugIn::NewL(
+    TContextSourceInitParams* aParams )
+    {
+    CCallStateSourcePlugIn* self = CCallStateSourcePlugIn::NewLC( aParams );
+    CleanupStack::Pop( self );
+
+    return self;
+    }
+
+CCallStateSourcePlugIn* CCallStateSourcePlugIn::NewLC(
+TContextSourceInitParams* aParams )
+    {
+    CCallStateSourcePlugIn* self =
+        new( ELeave ) CCallStateSourcePlugIn( aParams );
+    CleanupStack::PushL( self );
+
+    return self;
+    }
+
+// Destructor
+CCallStateSourcePlugIn::~CCallStateSourcePlugIn()
+    {
+    delete iCallStateProperty;
+    delete iContext;
+    }
+
+CCallStateSourcePlugIn::CCallStateSourcePlugIn(
+    TContextSourceInitParams* aParams ):
+    CCFContextSourcePlugIn( aParams )
+    {
+    }
+
+// METHODS
+
+//-----------------------------------------------------------------------------
+// CCallStateSourcePlugIn::HandleSettingL
+//-----------------------------------------------------------------------------
+//
+void CCallStateSourcePlugIn::HandleSettingL(
+    CCFContextSourceSettingArray* /*aSettingList*/ )
+	{
+	// Not called since we don't have settings
+	}
+
+//-----------------------------------------------------------------------------
+// CCallStateSourcePlugIn::DefineContextsL
+//-----------------------------------------------------------------------------
+//
+void CCallStateSourcePlugIn::DefineContextsL()
+    {
+    iCF.DefineContext( KCallStateSource, KCallStateType, KCallStateTypeSec );
+    }
+
+//-----------------------------------------------------------------------------
+// CCallStateSourcePlugIn::DefineContextsL
+//-----------------------------------------------------------------------------
+//
+void CCallStateSourcePlugIn::InitializeL()
+    {
+    // Initialize context
+    iContext = CCFContextObject::NewL();
+
+    // Initialize call state property listener
+    iCallStateProperty = CPropertyListener::NewL(
+        KPSUidCtsyCallInformation,
+        KCTsyCallState,
+        *this );
+
+    iContext->SetSourceL( KCallStateSource );
+    iContext->SetTypeL( KCallStateType );
+
+    // Publish current context value
+    PublishContextL();
+    }
+
+//-----------------------------------------------------------------------------
+// CCallStateSourcePlugIn::HandlePropertyChangedL
+//-----------------------------------------------------------------------------
+//
+void CCallStateSourcePlugIn::HandlePropertyChangedL()
+    {
+    // Publish current context value
+    PublishContextL();
+    }
+
+//-----------------------------------------------------------------------------
+// CCallStateSourcePlugIn::PublishContextL
+//-----------------------------------------------------------------------------
+//
+void CCallStateSourcePlugIn::PublishContextL()
+    {
+    __ASSERT_DEBUG( iCallStateProperty, Panic( EPlugInNotInitialized ) );
+
+    // Get current call state value
+    TInt value = 0;
+    TInt err = iCallStateProperty->Property().Get( value );
+    if( err == KErrNone )
+        {
+        if( value >= 0 && value < KCallStateTypeValueCount  )
+            {
+            // Publish context, ignore error values
+            RThread thread;
+            iContext->SetValueL( TPtrC( KCallStateTypeValues[value] ) );
+            iCF.PublishContext( *iContext, thread );
+            thread.Close();
+            }
+        }
+    }