diff -r a36b1e19a461 -r 989d2f495d90 serviceproviders/sapi_contacts_vpbk/src/contactinterfacecallback.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/serviceproviders/sapi_contacts_vpbk/src/contactinterfacecallback.cpp	Fri Jul 03 15:51:24 2009 +0100
@@ -0,0 +1,238 @@
+/*
+* Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:  Implements the contact callback interface.
+*
+*/
+
+
+#include <LiwCommon.h>
+#include <LiwGenericParam.h>
+
+// User Includes
+#include "contactinterfacecallback.h"
+#include "contactinterface.h"
+#include "contacterrormessage.hrh"
+#include "../../inc/serviceerrno.h"
+#include "searchfields.h"
+
+//_LIT8(KResponse,"ReturnValue");
+//_LIT(KAddFieldKeyNotSupported,"Contacts : Add :Field Key Not Supported on this Database: ");
+/*
+-----------------------------------------------------------------------------
+	CContactInterfaceCallback::CContactInterfaceCallback()
+	Description             : Symbian default Constructor can NOT contain
+				              any code that might leave.
+    Return values           : N/A
+-----------------------------------------------------------------------------
+*/
+CContactInterfaceCallback::CContactInterfaceCallback()
+                          :iCallback(NULL),
+                           iTransactionId(0),
+                           iInParamList(NULL),
+                           iEventParamList(NULL),
+                           iContact(NULL)
+    {
+    }
+
+/*
+-----------------------------------------------------------------------------
+    CContactInterfaceCallback::NewL()
+    Description             : Two-phased constructor.
+    Return values           : CContactInterfaceCallback object pointer
+-----------------------------------------------------------------------------
+*/
+CContactInterfaceCallback* CContactInterfaceCallback::NewL()
+    {
+    return  new ( ELeave ) CContactInterfaceCallback();
+    }
+    
+/*
+-----------------------------------------------------------------------------
+    CContactInterfaceCallback::NewL()
+    Description             : Two-phased overloaded constructor.
+    Return values           : CContactInterfaceCallback object pointer
+-----------------------------------------------------------------------------
+*/
+CContactInterfaceCallback* CContactInterfaceCallback::NewL(CSingleContact* aContact)
+    {
+    CContactInterfaceCallback* self = new (ELeave) CContactInterfaceCallback();
+    self->iContact = aContact;
+    return self; 
+    }
+        
+
+/*
+-----------------------------------------------------------------------------
+    CContactInterfaceCallback::~CContactInterfaceCallback()
+    Description             : Destructor, free allocated resources
+    Return values           : N/A
+-----------------------------------------------------------------------------
+*/
+CContactInterfaceCallback::~CContactInterfaceCallback()
+    {
+        delete iEventParamList;
+        delete iContact;
+    }
+
+/*
+-----------------------------------------------------------------------------
+	CContactInterfaceCallback::SetParams()
+	Description             : Sets the basic params of the callback object
+    Return values           : N/A
+-----------------------------------------------------------------------------
+*/
+void CContactInterfaceCallback::SetParams( MLiwNotifyCallback* aCallback,
+                                          const TInt aTransId,
+                                          const CLiwGenericParamList* aInParamList )
+    {
+    iCallback = aCallback;
+    iTransactionId = aTransId;
+    iInParamList = aInParamList;
+    }
+
+/*
+-----------------------------------------------------------------------------
+    CContactInterfaceCallback::HandleReturnValue()
+    Description             : The MContactCallback Method, is called when
+                              Error  has occured.The Error is passed
+                              to the consumer by appending to the CLiwGenericParamList.
+    Return values           : N/A
+-----------------------------------------------------------------------------
+*/
+void CContactInterfaceCallback::HandleReturnValue( TOperationEvent aEventId, const TInt& aError,TInt aTransId)
+    {
+    TInt err = 0;
+    CleanupStack::PushL(this);
+    if( iCallback )
+        {
+        if( iEventParamList )
+            {
+            iEventParamList->Reset();
+            }
+        else
+            {
+            iEventParamList = CLiwGenericParamList::NewL();
+            }
+            
+		if(aEventId == EOpCancel)
+    		{
+    		iEventParamList->AppendL(TLiwGenericParam(KErrorCode,
+    		                         TLiwVariant((TInt32)SErrCancelSuccess )));
+    		//Call HandleNotify
+            TRAP(err,iCallback->HandleNotifyL((TInt32)aTransId, 
+                                               KLiwEventCanceled, 
+                                               *iEventParamList, 
+                                               *iInParamList));       		    
+    		}
+    	else if(aEventId == EOpError)
+	    	{
+	    	TInt32 sapiError = CContactInterface::SapiError(aError);
+    		iEventParamList->AppendL(TLiwGenericParam( KErrorCode,
+    		                         TLiwVariant((TInt32)sapiError)));
+    		//Call HandleNotify
+            TRAP(err,iCallback->HandleNotifyL((TInt32)aTransId, 
+                                               KLiwEventError, 
+                                              *iEventParamList, 
+                                              *iInParamList));       		    
+    		}
+		else if(aEventId == EInvalidKey)
+    		{
+    		TPtrC8 ptr = CSearchFields::GetFieldKeyFromId(aError);
+    		TBuf<25> buff;
+            buff.Copy(ptr);
+            TBuf<KMaxName> errmsg(KAddFieldKeyNotSupported);    		
+    		errmsg.Append(buff);
+    		
+    		const_cast<TInt&> (aError) = KErrNotSupported;
+    		TInt32 sapiError = CContactInterface::SapiError(aError);
+    		
+    		iEventParamList->AppendL(TLiwGenericParam( KErrorCode,
+    		                         TLiwVariant((TInt32)sapiError)));
+    		                         
+    		iEventParamList->AppendL(TLiwGenericParam(KErrorMessage,
+    		                         TLiwVariant(errmsg))); 
+    		//Call HandleNotify
+            TRAP(err,iCallback->HandleNotifyL((TInt32)aTransId, 
+                                           KLiwEventError, 
+                                           *iEventParamList, 
+                                           *iInParamList));   
+    		}
+    	else	
+    		{
+	        //Append Error code
+       		TInt32 sapiError = CContactInterface::SapiError(aError);
+       		iEventParamList->AppendL(TLiwGenericParam( KErrorCode,
+       		                         TLiwVariant( (TInt32)sapiError )));
+			//Append Reason
+	        	        			
+    	    //Call HandleNotify
+            TRAP(err,iCallback->HandleNotifyL((TInt32)aTransId, 
+                                               KLiwEventCompleted, 
+                                               *iEventParamList, 
+                                               *iInParamList));
+    		}
+    		
+        }
+    CleanupStack::PopAndDestroy(this);
+    }
+/*
+-----------------------------------------------------------------------------
+    CContactInterfaceCallback::HandleReturnIter()
+    Description             : The MContactCallback Method, is called when
+                              GetList returns an iterator on a list of entries retrived.
+    Return values           : N/A
+-----------------------------------------------------------------------------
+*/
+
+
+void CContactInterfaceCallback::HandleReturnIter(const TInt& aError,
+                                                 CContactIter* aIter, 
+                                                 TInt aTransId)
+    {
+    TInt err = 0;
+    CleanupStack::PushL(this);	
+    if( iCallback )
+        {
+        if( iEventParamList )
+            {
+            iEventParamList->Reset();
+            }
+        else
+            {
+            iEventParamList = CLiwGenericParamList::NewL();
+            }
+        //Append Error Code
+        TInt32 sapiError = CContactInterface::SapiError(aError);
+        iEventParamList->AppendL(TLiwGenericParam( KErrorCode, 
+                                 TLiwVariant((TInt32)sapiError)));
+        
+	if(aIter)
+		{
+	    CContactIterator* iterator=CContactIterator::NewL(aIter);
+		CleanupStack::PushL(iterator);
+		//Append Iterator in case it is valid
+        iEventParamList->AppendL(TLiwGenericParam(KReturnValue, 
+                                 TLiwVariant(iterator)));
+        iterator->DecRef();                         
+        CleanupStack::Pop(iterator);        
+		}
+	
+		//Call HandleNotify
+	    TRAP(err,iCallback->HandleNotifyL(aTransId, 
+	                                      KLiwEventCompleted, 
+	                                      *iEventParamList, 
+	                                      *iInParamList));
+    	}
+    CleanupStack::PopAndDestroy(this);
+    }