--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvuiprocess/Inc/CCAGlobalNotificationObserverPC.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,259 @@
+/*
+* 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:  Global interface for the UI to get notifications when theres a
+*				 change in contact, list, invite, settings, conversation, group etc
+*
+*/
+
+
+
+#ifndef CCAGLOBALNOTIFICATIONOBSERVERPC_H
+#define CCAGLOBALNOTIFICATIONOBSERVERPC_H
+
+#include <e32std.h>
+//#include "TStorageManagerGlobals.h"
+
+#include "TEnumsPC.h"
+
+#include "MCAGlobalNotificationObserverPC.h"
+#include "MCAStoredContactsObserver.h"
+#include "MCAInviteObserver.h"
+#include "MCASettingsObserver.h"
+#include "MCAChatObserver.h"
+#include "MCAMessageErrorObserver.h"
+
+class CCAEngine;
+class MCAChatInterface;
+class MCAContactListModel;
+class MCAStoredContacts;
+class MCASettings;
+class MCAInvite;
+class MCAMessage;
+class MCAUiGlobalNotificationObserverPC;
+class MCAMessageUtils;
+// CLASS DECLARATION
+
+/**
+ *  Interface for observer
+ *
+ *  @lib wvuiprocessng.dll
+ *  @since 3.2
+ */
+
+class CCAGlobalNotificationObserverPC: public CBase,
+            public MCAGlobalNotificationObserverPC,
+            public MCAStoredContactsObserver,
+            public MCAInviteObserver,
+            public MCASettingsObserver,
+            public MCAChatObserver,
+            public MCAMessageErrorObserver
+    {
+
+    public: //Constructor and Destructors
+        /**
+        * construction
+        */
+        void ConstructL();
+        /**
+        * construction
+        * @param aContactListModel : a reference to the contact list model object at the chat engine
+        */
+        static CCAGlobalNotificationObserverPC* NewL(
+            MCAContactListModel& aContactListModel,
+            MCAChatInterface& aChatInterface,
+            MCAInvite& aInviteInterface,
+            MCASettings& aSettingsInterface,
+            const MCAMessageUtils& aMessageUtils );
+        /**
+         * destructor
+         */
+        ~CCAGlobalNotificationObserverPC();
+    public:
+        TEnumsPC::TCASettingValues ConvertToSettingsEnumsPC( TInt aStatus );
+
+    public://new functions, called from ccasyncchecker
+
+        /*
+        * @see MCAGlobalNotificationObserverPC
+        */
+        virtual TBool IsContactListsSyncDoneL();
+
+        /*
+        * @see MCAGlobalNotificationObserverPC
+        */
+        virtual TBool IsValidListInterfaceL();
+
+        /*
+        * @see MCAGlobalNotificationObserverPC
+        */
+        virtual TBool StoredContactsIsAllSynchronised( TBool& aFailed );
+
+        /*
+         * @see MCAGlobalNotificationObserverPC
+         */
+        virtual TBool IsValidStoredContactsInterface();
+
+    public: //MCAChatObserver
+        /**
+        * Handle events.
+        * @param aEvent Event to handle.
+        * @param aMessage, Event occurred because of message
+        */
+        virtual void HandleChatEvent( TChatEventType aEvent, MCAMessage* aMessage = NULL );
+
+    public: // MCAMessageErrorObserver
+
+        /**
+         * Handle events.
+         * @param aMessage, Event occurred because of message
+         */
+        virtual void HandleMessageError( TInt aError, MCAMessage* aMessage );
+
+    public: // MCAStoredContactsObserver
+
+        /**
+         * Called when a contact is deleted.
+         * @param aId The ID of the deleted contact
+         * @param aFromPEC, ETrue, if event is coming from PEC
+         */
+        virtual void HandleContactDelete( const TDesC& aContactId );
+
+        /**
+         * Called when a contact is added.
+         * @param aList. List for contact that was added.
+         * @param aContact The contact which was added
+         * @param aFromPEC, ETrue, if event is coming from PEC
+         */
+        virtual void HandleAddition( MCAContactList& aList, MCAStoredContact& aContact );
+
+        /**
+         * Called when a contact or list is about to change, or has been changed.
+         * @param aList List that is changed. Can be NULL if contact is changed.
+         * @param aContact Contact that is changed. Can be NULL if list is changed
+         * @param aEventType The type of event: EStorageEventPreChange before
+         * the change (contact still has the old information), or
+         * EStorageEventPostChange after the change took place
+         * (contact has new information)
+         */
+        virtual void HandleChange( MCAContactList* aList, MCAStoredContact* aContact,
+                                   TStorageManagerGlobals::TCAObserverEventType aEventType,
+                                   TBool aUserIdChanged );
+
+    public: // From MCAInviteObserver
+
+        /**
+         * @see MCAInviteObserver
+         */
+        virtual void HandleInvitationEventL( TInviteEventType aEvent,
+                                             const MCAInvitation* aInvitation );
+
+        /**
+         * @see MCAInviteObserver
+         */
+        virtual void HandleInvitationResponse( TBool aAcceptance,
+                                               const TDesC& aUserId,
+                                               const TDesC& aGroupName,
+                                               const TDesC& aResponse );
+
+
+    public: //From MCASettingsObserver
+
+        /**
+        * HandleSettingsChangeL: To handle the change events in settings
+        * @see MCASettingsObserver
+        * @param aChangedSettingEnum: enumeration of the type of settings change
+        * @return void
+        */
+        virtual void HandleSettingsChangeL( TInt aChangedSettingEnum );
+
+    public: //MCAUiGlobalNotificationObserverPC
+        /**
+        * Add the UI class as an observer for call backs
+        * @param aGlobalObserver: reference to the UI class which implements
+        * the MCAUiGlobalNotificationObserverPC interface
+        * @return void
+        */
+        virtual void AddGlobalObserverL( MCAUiGlobalNotificationObserverPC* aGlobalObserver );
+
+        /**
+        * Add the UI class as an observer for call backs
+        * @param aGlobalObserver: reference to the UI class which implements
+        * the MCAUiGlobalNotificationObserverPC interface
+        * @return void
+        */
+        virtual void RemoveGlobalObserver( MCAUiGlobalNotificationObserverPC* aGlobalObserver );
+
+    private:
+        /**
+        * Get the current WVID from the Message
+        * @param aMessage - Ptr to the message
+        * @return Reference to the wvid, if aMessage is Not NULL else
+        *         returns KNullDesC
+        */
+        const TDesC& GetWvId( MCAMessage* aMessage );
+
+    private:
+        /**
+        * default constructor
+        * @param aContactListModel : a reference to the contact list model object at the chat engine
+        */
+        CCAGlobalNotificationObserverPC(
+            MCAContactListModel& aContactListModel,
+            MCAChatInterface& aChatInterface,
+            MCAInvite& aInviteObserver,
+            MCASettings& aSettingsInterface,
+            const MCAMessageUtils& aMessageUtils );
+
+    private:
+
+        /*
+        * reference to the contact list model
+        */
+        MCAContactListModel& iContactListModel;
+
+        /*
+        * Reference to chat interface
+        */
+        MCAChatInterface& iChatInterface;
+
+        /**
+        * Reference to Invite Interface
+        */
+        MCAInvite& iInviteInterface;
+
+        /**
+        * Reference to Invite Interface
+        */
+        MCASettings& iSettingsInterface;
+
+        const MCAMessageUtils& iMessageUtils;
+
+        /*
+        * reference to the contact list interface
+        */
+        MCAStoredContacts* iContactInterface;
+
+
+
+        /* we need to maintain the list of observers here.whenever any event is
+        * happening then we need call back the UI
+           */
+        RPointerArray< MCAUiGlobalNotificationObserverPC > iGlobalNotificationObservers;
+
+
+    };
+
+#endif      // CCAGLOBALNOTIFICATIONOBSERVERPC_H
+
+// End of File