--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ximpfw/presence/srcpresenceprocessor/protocolpresentitygroupsdatahostimp.h	Wed Nov 03 09:32:20 2010 +0530
@@ -0,0 +1,131 @@
+/*
+* Copyright (c) 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:  Implementation for managing cached presentity group information.
+*
+*/
+
+#ifndef CPROTOCOLPRESENTITYGROUPSDATAHOSTIMP
+#define CPROTOCOLPRESENTITYGROUPSDATAHOSTIMP
+
+#include <protocolpresentitygroupsdatahost.h>
+
+#include "ximpapiobjbase.h"
+#include "presenceapiobjbase.h"
+#include "ximpitemparent.h"
+#include "presencetypehelpers.h"
+#include "ximpoperationdefs.h"
+
+class MXIMPHost;
+class COwnPresenceSubscriptionItem;
+class CPresentityPresenceSubscriptionItem;
+class CGroupContentSubscriptionItem;
+class CWatcherListSubscriptionItem;
+class MPresentityGroupInfo;
+class CXIMPIdentityImp;
+class MXIMPContext;
+class CXIMPSubscriptionItemBase;
+class MPresenceWatcherInfo;
+class MXIMPStatus;
+class MPresenceBlockInfo;
+class CBlockListSubscriptionItem;
+
+/**
+ * Implementation for managing cached presentity group information
+ *
+ * @since S60 v3.2
+ */
+class CProtocolPresentityGroupsDataHostImp : public CXIMPApiObjBase,
+                                                 public MProtocolPresentityGroupsDataHost
+    {
+public: // Definitions
+
+    /** The class ID. */
+    enum { KClassId = PRIMP_CLSID_CPROTOCOLPRESENTITYGROUPSDATAHOST };
+
+public: // Construction and destruction
+
+    /**
+     * Construction
+     */
+    IMPORT_C static CProtocolPresentityGroupsDataHostImp* NewL( MXIMPHost& aHost );
+
+    /**
+     * Destruction
+     */
+    virtual ~CProtocolPresentityGroupsDataHostImp();
+
+private:
+
+    CProtocolPresentityGroupsDataHostImp( MXIMPHost& aHost );
+    void ConstructL();
+
+public: // From MXIMPBase
+
+    /**
+     * Implementation of MXIMPBase interface methods
+     * @see MXIMPBase
+     */
+    XIMPIMP_DECLARE_IF_BASE_METHODS
+
+public: //From MProtocolPresentityGroupsDataHost
+
+    // Handling presentity groups
+    TXIMPRequestId HandlePresentityGroupListL(
+                MXIMPObjectCollection* aGroupList );
+    TXIMPRequestId HandlePresentityGroupCreatedL(
+                MPresentityGroupInfo* aGroupInfo );
+    TXIMPRequestId HandlePresentityGroupDeletedL(
+                MXIMPIdentity* aGroupId );
+    TXIMPRequestId HandlePresentityGroupDisplayNameUpdatedL(
+                MPresentityGroupInfo* aGroupInfo );
+    const MXIMPDataSubscriptionState& PresentityGroupListDataSubscriptionState() const;
+    TXIMPRequestId SetPresentityGroupListDataSubscriptionStateL( 
+                MXIMPDataSubscriptionState* aSubscriptionState, 
+                MXIMPStatus* aStatus );
+                
+    // Handling presentity group content
+
+    TXIMPRequestId HandlePresentityGroupContentL(
+                MXIMPIdentity* aGroupId,
+                MXIMPObjectCollection* aGroupMembers );
+    TXIMPRequestId HandlePresentityGroupMemberAddedL(
+                MXIMPIdentity* aGroupId,
+                MPresentityGroupMemberInfo* aGroupMember );
+    TXIMPRequestId HandlePresentityGroupMemberRemovedL(
+                MXIMPIdentity* aGroupId,
+                MXIMPIdentity* aGroupMemberId );
+    TXIMPRequestId HandlePresentityGroupMemberDisplayNameUpdatedL(
+                MXIMPIdentity* aGroupId,
+                MPresentityGroupMemberInfo* aGroupMember );
+    const MXIMPDataSubscriptionState& PresentityGroupContentDataSubscriptionState( 
+                const MXIMPIdentity& aGroupId ) const;
+    TXIMPRequestId SetPresentityGroupContentDataSubscriptionStateL( 
+                MXIMPIdentity* aGroupId, 
+                MXIMPDataSubscriptionState* aSubscriptionState, 
+                MXIMPStatus* aStatus );                
+
+private: // Data
+
+    /**
+     * Access to host.
+     */
+    MXIMPHost& iHost;
+    };
+
+
+/* ======================================================================== */
+
+
+
+#endif // CPROTOCOLPRESENTITYGROUPSDATAHOSTIMP