diff -r 5b6f26637ad3 -r f4a778e096c2 phonebookui/Phonebook2/UIControls/inc/MPbk2NamesListState.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookui/Phonebook2/UIControls/inc/MPbk2NamesListState.h	Wed Sep 01 12:29:52 2010 +0100
@@ -0,0 +1,187 @@
+/*
+* Copyright (c) 2005-2007 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:  Phonebook 2 names list state interface.
+*
+*/
+
+
+#ifndef MPBK2NAMESLISTSTATE_H
+#define MPBK2NAMESLISTSTATE_H
+
+// INCLUDES
+#include <MPbk2ContactUiControl.h>
+#include <MPbk2ContactUiControl2.h>
+#include <MPbk2PointerEventInspector.h>
+#include "cpbk2filteredviewstack.h"
+#include <w32std.h>
+#include <coedef.h>
+#include <coecobs.h>
+
+// FORWARD DECLARATIONS
+class CCoeControl;
+class CWindowGc;
+
+// CLASS DECLARATION
+
+/**
+ * Interface for names list control states.
+ */
+class MPbk2NamesListState :
+        public MPbk2ContactUiControl,
+        public MPbk2ContactUiControl2,
+        public MPbk2PointerEventInspector,
+        public MPbk2FilteredViewStackObserver
+    {
+    public: // Interface
+        /**
+         * Destructor.
+         */
+        virtual ~MPbk2NamesListState() { }
+
+        /**
+         * Performs the operations required when the state is
+         * being activated.
+         */
+        virtual void ActivateStateL() = 0;
+
+        /**
+         * Performs the operations required when the state is
+         * being deactivated.
+         */
+        virtual void DeactivateState() = 0;
+
+        /**
+         * Returns the number of component controls of the state.
+         *
+         * @see CCoeControl::CountComponentControls()
+         * @return  Number of component controls.
+         */
+        virtual TInt CountComponentControls() const = 0;
+
+        /**
+         * Returns the control at given index.
+         *
+         * @see CCoeControl::ComponentControl()
+         * @param aIndex    The index to inspect.
+         * @return  Control at given index.
+         */
+        virtual CCoeControl* ComponentControl( TInt aIndex ) const = 0;
+
+        /**
+         * Handles size changed events.
+         *
+         * @see CCoeControl::SizeChanged()
+         */
+        virtual void SizeChanged() = 0;
+
+        /**
+         * Makes the components visible/invisible.
+         *
+         * @param aVisible  ETrue if components are to be shown,
+         *                  EFalse otherwise.
+         */
+        virtual void MakeComponentsVisible( TBool aVisible ) = 0;
+
+        /**
+         * @see CCoeControl::ActivateL
+         */
+        virtual void ActivateL() = 0;
+
+        /**
+         * @see CCoeControl::Draw
+         */
+        virtual void Draw( const TRect& aRect, CWindowGc& aGc ) const = 0;
+
+        /**
+         * @see CCoeControl::OfferKeyEventL
+         */
+        virtual TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent,
+                TEventCode aType ) = 0;
+
+        /**
+         * @see CCoeControl::HandlePointerEventL
+         */
+        virtual void HandlePointerEventL(
+                const TPointerEvent& aPointerEvent ) = 0;
+
+        /**
+         * Returns the type of the state.
+         *
+         * @see TPbk2NamesListState
+         * @return  A state enumeration.
+         */
+        virtual TInt NamesListState() const = 0;
+
+        /**
+         * Handles contact view event.
+         *
+         * @see TPbk2StateUpdateEvent
+         * @param aEvent    Indicates what event took place.
+         * @param aIndex    Index of the view contact, where the
+         *                  event took place.
+         */
+        virtual void HandleContactViewEventL( TInt aEvent, TInt aIndex ) = 0;
+
+        /**
+         * Returns the CCoeControl instance.
+         *
+         * @return  CCoeControl instance of this control.
+         */
+        virtual CCoeControl& CoeControl() = 0;
+
+        /**
+         * For forwarding control events to state. States
+         * shouldn't be MCoeControlObservers themselves.
+         *
+         * @see MCoeControlObserver::HandleControlEventL
+         * @param aParam used to pass special parameters.
+         */
+        virtual void HandleControlEventL( CCoeControl* aControl,
+            MCoeControlObserver::TCoeEvent aEventType, TInt aParam ) = 0;
+
+        /**
+         * Return the top contact in the names list or NULL
+         *
+         * @return The top contact in the names list or NULL
+         */
+        virtual const MVPbkViewContact* TopContactL() = 0;
+
+        /**
+         * Implements handling of command item addition & removal
+         * in state objects. The state object needs to inform
+         * listbox accordingly & take actions on focus etc.
+         *
+         * @param aEvent: Refer to TPbk2StateUpdateEvent
+         * @param aCmdIndex: The command item index to be added/removed
+         */           
+        virtual void HandleCommandEventL(TInt aEvent, TInt aCmdIndex) = 0;
+
+    public: // Types
+        /// The state update events we are interested in.
+        enum TPbk2StateUpdateEvent
+            {
+            /// Item added
+            EItemAdded = 0,
+            /// Item removed
+            EItemRemoved,
+            /// Sort order changed
+            ESortOrderChanged,
+            // Called when contact view is updated. 
+            EContactViewUpdated
+            };
+    };
+
+#endif // MPBK2NAMESLISTSTATE_H
+
+// End of File