--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imstutils/imconversationview/imcvuiengine/src/cimcvenginecchhandler.cpp	Tue Feb 02 10:12:18 2010 +0200
@@ -0,0 +1,366 @@
+/*
+* Copyright (c) 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:  Class handling the use of Cch
+*
+*/
+
+
+// INCLUDE FILES
+#include <e32def.h>
+#include <cchserver.h>
+#include <cchclient.h>
+#include <spsettings.h>
+#include <spproperty.h>
+#include "cimcvenginefactory.h"
+
+#include "cimcvenginecchhandler.h"
+#include "imcvuiliterals.h"
+
+#include "imcvlogger.h"
+
+// CONSTANTS
+
+// ================= MEMBER FUNCTIONS =======================
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::CIMCVEngineCchHandler
+// ---------------------------------------------------------------------------
+// 
+CIMCVEngineCchHandler::CIMCVEngineCchHandler(TUint aServiceId, 
+											 CIMCVEngine& aEngine)
+: iServiceId(aServiceId),
+iEngine(aEngine)
+    {        
+    }
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::ConstructL
+// ---------------------------------------------------------------------------
+// 
+void CIMCVEngineCchHandler::ConstructL(  )
+    {
+    // Create service selection here
+	iCchClient = CCch::NewL();
+	
+	if (iCchClient)
+		{		
+		CCchService* service = iCchClient->GetService( iServiceId );	
+		
+		if( service )
+			{
+			service->SetObserver( *this );		
+			}
+		}		
+		
+    }
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::NewL
+// ---------------------------------------------------------------------------
+// 
+CIMCVEngineCchHandler* 
+    CIMCVEngineCchHandler::NewL( TUint aServiceId, CIMCVEngine& aEngine )
+    {
+    CIMCVEngineCchHandler* self = NewLC(aServiceId, aEngine);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::NewLC
+// ---------------------------------------------------------------------------
+// 
+CIMCVEngineCchHandler* 
+    CIMCVEngineCchHandler::NewLC(TUint aServiceId, CIMCVEngine& aEngine )
+    {
+    CIMCVEngineCchHandler* self =
+        new (ELeave) CIMCVEngineCchHandler(aServiceId, aEngine);
+    CleanupStack::PushL(self);
+    self->ConstructL( );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::~CIMCVEngineCchHandler
+// ---------------------------------------------------------------------------
+// 
+CIMCVEngineCchHandler::~CIMCVEngineCchHandler()
+    {
+	
+	if(iCchClient)
+    	{
+    	CCchService* service = iCchClient->GetService( iServiceId );
+    	if( service )
+			{
+			service->RemoveObserver();
+			}    	
+    	delete iCchClient; 	
+    	}
+   
+    }
+
+
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::GetServiceState
+// ---------------------------------------------------------------------------
+// 
+TInt CIMCVEngineCchHandler::GetServiceState(
+									TCCHSubserviceState& aCCHState
+									)
+    {
+   	TInt err = KErrNone;
+   	CCchService* service = iCchClient->GetService( iServiceId );
+   	TCchServiceStatus status;
+	status.SetState(ECCHUninitialized);
+
+	if( service )
+		{
+		// Get status from the client
+		err = service->GetStatus( ECCHIMSub, status );
+		}		
+    
+    aCCHState = status.State();
+    
+	return err;   	
+    }
+
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::EnableService
+// ---------------------------------------------------------------------------
+// 
+TInt CIMCVEngineCchHandler::EnableService()
+    {
+       
+    // Retrieve service interface from the CCH client to be used to
+	// enable aServiceType
+	CCchService* service = iCchClient->GetService( iServiceId );
+	//Allowing Connectivity Dialogs for cch
+    iCchClient->SetConnectivityDialogsAllowed( ETrue );
+
+	// By default set to fault value; if service pointer is valid then we
+	// return the disable value, otherwise we return KErrNotFound
+	TInt error = KErrNotFound;
+	if( service )
+		{		
+	
+		error = service->Enable( ECCHUnknown );
+		
+		}
+    
+
+	return error;    
+    }
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::GetAdapterUidL()
+// ---------------------------------------------------------------------------
+//
+TInt CIMCVEngineCchHandler::GetAdapterUidL()
+    {
+    TInt ret = KErrNotFound;
+    CSPProperty* property = CSPProperty::NewLC();
+    CSPSettings* settings = CSPSettings::NewLC();
+    TInt err = settings->FindPropertyL( iServiceId,
+            EPropertyPCSPluginId,*property );   
+    if (KErrNone == err)
+        {
+        property->GetValue( ret );
+        }
+    CleanupStack::PopAndDestroy( settings );
+    CleanupStack::PopAndDestroy( property );
+    return ret;
+    }
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::GetUserIdL
+// ---------------------------------------------------------------------------
+// 
+HBufC* CIMCVEngineCchHandler::GetUserIdL()
+    {
+    HBufC* temp = NULL;
+    CCchService* service = iCchClient->GetService( iServiceId );
+    // By default set to fault value; if service pointer is valid then we
+    // return the disable value, otherwise we return KErrNotFound
+    TInt error = KErrNotFound;
+    if( service )
+       {                  
+       RBuf username;
+       username.Create(KMAXUSERIDLENGTH);
+       CleanupClosePushL( username ); 
+       error = service->GetConnectionParameter(ECCHIMSub,ECchUsername,username);
+       User::LeaveIfError( error);
+       if( username.Length() > 0)
+          {
+          temp = username.AllocL(); // ownership transferred 
+          }       
+       CleanupStack::PopAndDestroy( &username );
+      }
+    return temp;        
+    }
+    
+
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::DisableService
+// ---------------------------------------------------------------------------
+// 
+TInt CIMCVEngineCchHandler::DisableService()
+    {
+       
+    // Retrieve service interface from the CCH client to be used to
+	// enable aServiceType
+	CCchService* service = iCchClient->GetService( iServiceId );
+	// By default set to fault value; if service pointer is valid then we
+	// return the disable value, otherwise we return KErrNotFound
+	TInt error = KErrNotFound;
+	if( service )
+		{
+		error = service->Disable( ECCHUnknown );
+		}
+    
+
+	return error;    
+    }
+
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::IsServiceLoggedIn
+// ---------------------------------------------------------------------------
+//        
+TBool CIMCVEngineCchHandler::IsServiceLoggedIn()
+	{	
+	TCCHSubserviceState serviceState = ECCHUninitialized;
+
+	TInt error = GetServiceState( serviceState ); 
+	    			
+	if ( !error && ECCHEnabled == serviceState )
+	    {
+	    return ETrue;	
+	    }
+	
+	return EFalse;	    
+	    
+	}
+         	  
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::ServiceStatusChanged
+// ---------------------------------------------------------------------------
+//
+void CIMCVEngineCchHandler::ServiceStatusChanged(
+				TInt aServiceId,
+				const TCCHSubserviceType aType,
+				const TCchServiceStatus& aServiceStatus )
+	{	
+	TRAP_IGNORE(DoHandleServiceStatusChangedL(aServiceId, aType, aServiceStatus));
+	} 
+
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::DoHandleServiceStatusChanged
+// ---------------------------------------------------------------------------
+//
+void CIMCVEngineCchHandler::DoHandleServiceStatusChangedL(
+				TInt aServiceId,
+				const TCCHSubserviceType aType,
+				const TCchServiceStatus& aServiceStatus )
+	{
+	
+    IM_CV_LOGS(TXT("CVEngineCCHHnadler::DoHandleServiceStatusChangedL ") );   
+	
+	if (aType == ECCHIMSub)
+		{
+		MIMCVEngineCCHObserver::TServiceState notifyEvent = 
+									MIMCVEngineCCHObserver::ENotLoggedIn;
+		switch (aServiceStatus.State())
+			{
+			case ECCHUninitialized:
+				{
+				//Nothing to be done			
+				break;	
+				}
+			case ECCHDisabled:
+				{
+				IM_CV_LOGS(TXT("CVEngineCCHHnadler::DoHandleServiceStatusChangedL DISABLED"));   
+				iEngine.CloseAllOpenChatsL ();
+				iEngine.ReleaseConnectionL();
+				iEngine.DeleteContextL ();
+
+				break;	
+				}
+			case ECCHConnecting:
+				{
+				notifyEvent = MIMCVEngineCCHObserver::EConnecting;
+				break;	
+				}
+			case ECCHEnabled:
+				{
+				notifyEvent = MIMCVEngineCCHObserver::ELogin;
+				iEngine.CreateContextL();
+				break;	
+				}
+			case ECCHDisconnecting:
+				{
+				// If NetworkErrorLost error is received by CCH on this state, then do not close all chats
+				// as user would loose all the on-going conversation when the network connection is
+				// restored.				
+				if (aServiceStatus.Error () != KCCHErrorNetworkLost )
+				iEngine.CloseAllOpenChatsL();
+				notifyEvent = MIMCVEngineCCHObserver::EDisconnecting;
+				break;	
+				}
+			default:
+				{
+				break;	
+				}
+			}
+			
+		if (iObserver)
+			{
+			iObserver->ServiceStatusChanged( aServiceId,     								   
+                                 notifyEvent );
+					
+			}
+										
+		}	        
+	} 
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::RegisterObserver
+// ---------------------------------------------------------------------------
+//	
+void CIMCVEngineCchHandler::RegisterObserver(MIMCVEngineCCHObserver* aObserver)
+	{
+	if (aObserver)
+		{
+		iObserver = aObserver;
+		}
+	}
+
+
+
+// ---------------------------------------------------------------------------
+// CIMCVEngineCchHandler::UnRegisterObserver
+// ---------------------------------------------------------------------------
+//
+void CIMCVEngineCchHandler::UnRegisterObserver()
+	{
+	iObserver = NULL;	
+	}
+	        	  
+
+// End of file
+