--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiservicetab/vimpstengine/inc/cvimpstenginecchhandler.h	Tue Feb 02 10:12:18 2010 +0200
@@ -0,0 +1,221 @@
+/*
+* 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
+*
+*/
+
+
+#ifndef     C_CVIMPSTENGINECCHHANDLER_H
+#define     C_CVIMPSTENGINECCHHANDLER_H
+
+// INCLUDES
+#include <e32base.h>
+#include <cch.h>
+#include <cchuiobserver.h>
+#include "mvimpstenginecchhandlerobserver.h"
+#include "tvimpstenums.h"
+#include "mvimpstenginecchuieventobserver.h"
+
+#include "cvimpstsettingsstore.h"
+/**
+ *  structure.
+ */
+struct TObserverStructure
+	{
+	MVIMPSTEngineCchHandlerObserver* iObserver; /* observer */
+	TCCHSubserviceType iSubserviceType; /* subservice type(IM/VOIP/PRESENCE */
+	}; 
+
+// CLASS DECLARATION
+/**
+ *  CCH handler
+ *  This class implements the handling of CCH
+ *
+ *  @lib vimpstengine.lib
+ *  @since S60 5.0
+ */ 
+NONSHARABLE_CLASS( CVIMPSTEngineCchHandler ) : public CBase,
+							 public MCchServiceStatusObserver,
+							 public MCchUiObserver
+							 
+    {
+    //for test cases.
+    friend class T_VimpstEngineCchHandler;
+    public:
+
+        /**
+         * Two-phased constructor.
+         * @param aServiceId, service id to monitor
+         * @return a new instace of this class
+         */
+        static CVIMPSTEngineCchHandler* NewL(TUint aServiceId, MVIMPSTEngineCchUiEventObserver& aCchUiEventObserver);
+
+        /**
+         * Two-phased constructor.
+         * @param aServiceId, service id to monitor
+         * @return a new instace of this class
+         * 
+         */
+        static CVIMPSTEngineCchHandler* NewLC(TUint aServiceId,MVIMPSTEngineCchUiEventObserver& aCchUiEventObserver );
+        
+        /**
+         * Standard C++ destructor
+         */    
+        ~CVIMPSTEngineCchHandler();
+        
+        /**
+         * Shuts down connection to CCH.
+         *
+         * @since S60 5.0
+         * @return None
+         */
+        void ShutdownCch();
+        
+        /**
+         * Gets service state
+         *
+         * @since S60 5.0
+         * @param aServiceId service id
+         * @param aSubServiceType subservice typ(IM/VOIP/PRESENCE)
+         * @param aCCHState state of the cch.
+         * @return TInt Standard Symbian error code
+         */         
+         TInt GetServiceState(TUint aServiceId,
+									TInt aSubServiceType, 
+									TCCHSubserviceState& aCCHState
+									);
+
+        /**
+         * Enables service
+         * @since S60 5.0
+         * @return TInt, error code
+         */
+        TInt EnableService();
+
+        /**
+         * Disables service
+         * @since S60 5.0
+         * @return None
+         */
+        TInt DisableService();
+                
+    
+       	/**
+       	 * Register for CCH Events
+       	 * @param aObserver
+       	 * @param aSubServiceType type of subservice
+       	 */
+        void RegisterCchObserverL(MVIMPSTEngineCchHandlerObserver* aObserver,
+                                                   TCCHSubserviceType aSubServiceType );
+        
+        /**
+       	 * UnRegister for CCH Events
+       	 * @param aSubServiceType - type of subservice
+       	 */                                           
+        void UnRegisterCchObserver( TCCHSubserviceType aSubServiceType );
+        
+        
+        /**
+         * Returns the connection parameters
+         * @param aSubServiceType type of subservice
+         * @return own data - Ownership Transferred to the caller
+         */        
+        HBufC* GetConParametersL(			
+		    TCchConnectionParameter aConnParam );
+        
+        /**
+         * Set cch connection parameter
+         *
+         * @since S60 v5.0
+         * @param aServiceId service id
+         * @param aConnParam cch connection parameter
+         * @param aConnParamValue connection parameter value
+         * @return Error code.
+         */
+        TInt SetConnectionParameter(
+           TCchConnectionParameter aConnParam,
+           const TDesC& aConnParamValue );
+           
+		
+		/**
+		 * Change Connection
+		 * Shows CCHUI dialog for changing the Network Connection for this service
+		 * ECchUiDialogTypeChangeConnection
+		 * @return Error Code
+		 */
+		TInt ChangeConnectionL();
+		
+		/**
+		* For getting cchui api.
+		* 
+		* @return reference to cchui api.
+		*/
+    	MCchUi& CchUiApi() const;
+            
+    	/**
+        * For checking whether password available in settings or not
+        * @param aConnection Param value 
+        * @Return true if password is present in the settings else returns false    
+        */
+    	TBool IsPasswordAvailable( TCchConnectionParameter aConnParam );
+    public: // methods from MCchServiceObserver
+        
+        /**
+         * @see MCchServiceObserver
+         */
+		void ServiceStatusChanged(
+				TInt aServiceId,
+				const TCCHSubserviceType aType,
+				const TCchServiceStatus& aServiceStatus );
+
+		
+		// methods from MCchUiObserver
+        /**
+		   * @see MCchUiObserver
+		 */
+
+		void ConnectivityDialogsCompletedL(
+		        TInt aServiceId, 
+		        MCchUiObserver::TCchUiOperationResult aOperationResult );
+
+		    
+    private: // Implementation
+
+        /**
+         * Standard C++ constructor
+         * @param aServiceId service id.
+         */    
+        CVIMPSTEngineCchHandler(TUint aServiceId, MVIMPSTEngineCchUiEventObserver& aCchUiEventObserver);
+        
+        /**
+         * Performs the 2nd phase of construction.
+         */        
+        void ConstructL();
+
+    private: // Data
+    
+        // does not own array of observers.
+        RArray<TObserverStructure> iObserverStructure;
+        MVIMPSTSettingsStore* iSettingsStore;
+		// Own CCH Client
+		CCch*	iCchClient;		
+		
+		// service id
+		TUint iServiceId;
+		MVIMPSTEngineCchUiEventObserver& iCchUiEventObserver;		
+    };
+
+#endif // C_CVIMPSTENGINECCHHANDLER_H
+
+// End of file