diff -r 3104fc151679 -r 9a48e301e94b uiservicetab/vimpststorage/inc/mvimpststoragecontactlist.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiservicetab/vimpststorage/inc/mvimpststoragecontactlist.h	Wed Sep 01 12:33:36 2010 +0100
@@ -0,0 +1,156 @@
+/*
+* 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:  Contact list container implementation
+*
+*/
+
+
+
+#ifndef MVIMPSTSTORAGECONTACTLIST_H
+#define MVIMPSTSTORAGECONTACTLIST_H
+
+//  INCLUDES
+#include "tvimpstenums.h"
+
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class MVIMPSTStorageContact;
+class MVPbkContactLink;
+// CLASS DECLARATION
+
+/**
+ *  Contact list data interface
+ *
+ *  @lib vimpststorage.dll
+ *  @since 5.0
+ */
+class MVIMPSTStorageContactList
+    {
+    public: // Definitions
+        /**
+         * An Enum
+         * to define the sync state of the contact list.
+         * not used.
+         */
+ 	enum TSynchroniseState
+            {
+            ESynchroniseNotDone, /* sync not done */
+            ESynchroniseDone, /* sync done */
+            ESynchroniseFailed /* sync failed. */ 
+            };
+    
+    public: // New functions
+    
+        /**
+         * List id of contact list
+         * @return TDesC& List id of contact list.
+         */
+        virtual const TDesC& ListId() const = 0;
+        
+        /**
+         * Displayname of contact list
+         * @return TPtrC Display name of list. 
+         *          If displayname is not set, Id part of list id is returned.    
+         */
+        virtual TPtrC DisplayName() const = 0;
+        
+       
+        /**
+         * Count of items in list
+         * @return count of contacts.
+         */
+        virtual TInt Count() const = 0;
+
+        /**
+         * Get list item by index from list.
+         * @param  aIndex. Index of item.
+         * @return MVIMPSTStorageContact& Contact in index.
+         */
+        virtual MVIMPSTStorageContact& operator[]( TInt aIndex ) const = 0;
+
+        /**
+         * Get Filtered list item by index from list
+         * @param aIndex. Index of Filtered item.
+         * @param aFilter. Filters the contacts according to this filter.
+         * @return MVIMPSTStorageContact& contact in index upon the filter.
+         */
+        virtual MVIMPSTStorageContact& FilteredContact( 
+                TInt aIndex, TVIMPSTEnums::TFilterType aFilter ) const = 0;
+
+        /**
+         * Count of non-blocked items in list
+         * @return TInt count of non-blocked contacts
+         */         
+        virtual TInt FilteredCount( TVIMPSTEnums::TFilterType aFilter ) const = 0;
+        
+       /**
+        * Sort the contact list
+        */
+        virtual void Sort()= 0;
+               
+        /**
+         * Find index of contact in list.
+         * @param aContact. Contact item to be found.
+         * @param aFilter. Filters the contacts according to this filter.
+         * @return TInt index of contact or KErrNotFound, if contact is not found.
+         */
+        virtual TInt FindIndexOfContact( 
+                        const MVIMPSTStorageContact* aContact,
+                        TVIMPSTEnums::TFilterType aFilter = 
+                                TVIMPSTEnums::EFilterAll ) const = 0;
+                                
+        /*
+         * Checks if the contact should be shown according to the filter
+         * @param aContact Contact to check
+         * @param aFilter Tells which contacts should be shown
+         * @return TBool ETrue if contact should be shown according 
+         *         to the given filter. EFalse otherwise.
+         */
+        virtual TBool FilterAllowsContact( const MVIMPSTStorageContact* aContact,
+                        TVIMPSTEnums::TFilterType aFilter ) const = 0;
+                        
+        /**
+         * Resorts the contacts in the list according the presence updation.
+         * @param aContact contact id whose presence has been updated.
+         */
+        virtual void ResortContact( MVIMPSTStorageContact* aContact ) = 0;
+        
+        
+         /**
+         * add contact to list 
+         * @param aContact. Contact  item to be added.
+         * @param index of index
+         */
+        virtual TInt AddStorageContactToCacheL( MVIMPSTStorageContact* aContact, TInt& aIndex ) = 0 ;
+        
+       
+  		 /**
+         * Remove contact from list
+         * @param aContactLink. Contact Link of the item to be removed.
+         */
+        virtual TInt RemoveContactFromCacheL( const MVPbkContactLink& aContactLink, TInt& index ) = 0 ;
+
+    protected:  // Constructors and destructor
+
+        /**
+         * Destructor.
+         */
+        ~MVIMPSTStorageContactList(){};
+    };
+
+
+#endif      // MVIMPSTSTORAGECONTACTLIST_H
+
+// End of File