--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvuiprocess/Inc/CCABlockingPC.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,226 @@
+/*
+* 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:  Process Component for Blocking and Unblocking
+*
+*/
+
+
+#ifndef CCABLOCKINGPC_H
+#define CCABLOCKINGPC_H
+
+//  INCLUDES
+#include "MCABackgroundObserver.h"
+#include "MCABlockingPC.h"
+
+//FORWARD DECLARATION
+class MCABackgroundInterface;
+class CCAEngine;
+class MCABlocking;
+class MCABlockingBackgroundObserverPC;
+class MCAServerContactsArrayPC;
+class CCAServerContactsArrayPC;
+
+// CLASS DECLARATION
+/**
+ *  This class provides blocking functions to UI side
+ *
+ *  @lib chat.app
+ *  @since 3.2
+ */
+class CCABlockingPC : public CBase,
+            public MCABackgroundObserver,
+            public MCABlockingPC
+
+    {
+
+    public:  // Constructors and destructor
+
+        /**
+         * Two-phased constructor.
+         * @param aBlockingInterface Reference to blocking interface
+         * @param aBackgroundInterface Reference to aBackgroundInterface
+         * @return Instance of the class
+         */
+        static CCABlockingPC* NewL( CCAEngine& aEngine );
+
+        /**
+         * Second phased symbian constructor.
+         */
+        void ConstructL();
+
+        /**
+         * Destructor
+         */
+        virtual ~CCABlockingPC();
+
+    public:
+        /**
+         * Gets the backgroundstatus
+         *@return the TCABackgroundStatus
+         */
+        TInt GetBackgroundStatus();
+
+        /**
+         * Gets the blockedlist from server
+         *@return the
+         */
+        TInt GetBlockedListFromServerL();
+
+        /**
+         * Gets the retrieved blocked list
+         *@return the blocked array
+         */
+        const CDesCArray* GetBlockedList();
+
+        /**
+         * Remove user from blocked or granted list.
+         * @param aBlockList blocked to be removed entity's list.
+         * @return error code.
+         */
+        TInt RemoveL( const CDesCArray* aUnBlockList,
+                      const CDesCArray* aGrantList = NULL );
+
+        /**
+         * Insert users to be blocked or granted.
+         * @param aBlockList blocked entity's list.
+         * @param aGrantList granted entity's list.
+         * @return error code.
+         */
+
+        TInt InsertL( const CDesCArray* aUnBlockList,
+                      const CDesCArray* aGrantList );
+
+
+        /**
+         * Is this contact in our block list or not?
+         * @param aContact specifies the contact.
+         * @return ETrue if yes EFalse if not.
+         */
+        TBool IsContactBlocked( const TDesC& aContact,
+                                TBool aUseGrant = EFalse ) const ;
+
+        /**
+          *  Set temporary grant on/off. If contact is blocked, unblock is permanent.
+          *  @since 3.2
+          *  @param aContact specifies the contact
+          *  @param aOn On/off. ETrue = on
+          *  @return errorCode if unsuccessfull
+          */
+        TInt SetTemporaryGrantL( const TDesC& aContact, TBool aOn ) ;
+
+        /**
+        * See MCABackgroundObserver
+        */
+        void HandleBackgroundEvent(
+            MCABackgroundInterface::TCABackgroundTasks aEventSource,
+            MCABackgroundInterface::TCABackgroundStatus aStatus,
+            TInt aSubTaskNumber,
+            TInt aLeaveCode
+        );
+
+
+
+        /**
+         *Gets the list of blockedmembers
+         */
+        void GetBlockedMembersL( const TDesC& aIcon );
+
+        /**
+         * Gets the reference of ServerContactsArray
+         */
+        MCAServerContactsArrayPC& GetServerContactsArray();
+
+
+        /**
+         * Gets blocked members from Blocking interface and fetch nicknames also
+         * for contact ID's from Storage.
+         * @param aIcon Icon to be inserted in front of
+         *              each list item (e.g "1\t")
+         * @return contacts array with wvid's and nicknames
+         */
+        MCAServerContactsArrayPC* GetBlockedMembersLC( const TDesC& aIcon );
+
+
+        /**
+         * Gets the list to be unblocked
+         * @Param aSelectedItem - selected index
+         * @param aFindTxt - Find Pane Text
+         */
+        CDesCArrayFlat* GetUnBlockListL( TInt aSelectedItem,
+                                         const TDesC& aFindTxt );
+
+
+        /**
+         * GetWvId:gets the WvId of a given index
+         */
+        TPtrC GetWvIdL( const TDesC& aIcon, TInt aDeletedIndex );
+
+        /**
+         * DeleteContactL: Deletes a contact
+         * @Param aWvId: WVID of the contact to be deleted
+         * @Param aFindTxt : Find Pane Text
+         */
+        TInt DeleteContactL( TInt aSelectedItem, const TDesC& aFindTxt );
+
+        /**
+         * RemoveIDsL: removes the list of userids to be unblocked
+         * @Param aUserIds: list of userids
+         */
+        void RemoveIDsL( const CDesCArray* aUserIds );
+
+    public://From MCABackgroundObserverPC
+
+        /**
+         * Registers the UI observer for backgorund tasks.
+         * @param aBackgroundObserver: observer to be registered
+         */
+        void RegisterBackgroundObserver( MCABlockingBackgroundObserverPC*
+                                         aBackgroundObserver );
+        /**
+         * UnRegisters the UI observer for backgorund tasks.
+         *
+         */
+        void UnRegisterBackgroundObserver( );
+
+
+    private:
+
+        /**
+        * Default Constructor
+        * @param aEngine - reference to chat engine
+        */
+        CCABlockingPC( CCAEngine& aEngine );
+
+
+
+    private://Data members
+
+        CCAEngine& iEngine;
+
+        //Pointer to blocking interface not owned so don't delete
+        MCABlocking& iBlockingInterface;
+
+        //Pointer to BackgroundInterface not owned so don't delete
+        MCABackgroundInterface& iBackgroundInterface;
+
+        //Owns. Pointer to CCAServerContactsarrayPC
+        MCAServerContactsArrayPC* iBlockingArray;
+
+        //Backgorund observer for ui to be notified of for
+        //any background  activites received from engine
+        MCABlockingBackgroundObserverPC* iBackgroundObserver;
+
+
+    };
+#endif //end of CCABlockingPC	   					  
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