/*

* Copyright (c) 2002 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: 

*     View for recent lists

*

*/

#ifndef __CLogsRecentListView_H__

#define __CLogsRecentListView_H__

//  INCLUDES

#include <coemain.h>

#include "CLogsBaseView.h"

#include "MLogsExtObserver.h"

#include "MLogsModel.h"

#include "LogsEng.hrh"

#include "Logs.hrh"

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class CLogsRecentListControlContainer;

class CLogsViewGlobals;

class MLogsViewExtension;

class MLogsEventGetter;

// CLASS DECLARATION

/**

*	Abstract base class for recent views

*/

class CLogsRecentListView :     public CLogsBaseView,

                                public MLogsExtObserver,

                                public MCoeForegroundObserver

    {

    public:  // Constructors and destructor

        enum TLogsDrawNow

            {

            ELogsDrawNow,

            ELogsDontDraw

            };

        /**

         * Symbian OS constructor

         * @param recentlist type

         * @return new object

         */

        static CLogsRecentListView* NewL( TLogsModel aModel );

        /**

         * Destructor.

         */

        virtual ~CLogsRecentListView();

        /**

         * Recentlist state

         */

        TLogsState State() const;

        /**

         * Getter for recent type

         *

         * @return type of recent list (model)

         */

        TLogsModel RecentListType() const;

    public: // from MLogsObserver

        void StateChangedL( MLogsStateHolder* aHolder ); 

    public: // from MLogsExtObserver

        void ExtStateChangedL();

    public: // from MLogsKeyProcessor

        TBool ProcessKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);

       	/**

         * Overrides the baseclass handler

         * 

         * @param aIndex	The index of the item tapped

         */ 

		void ProcessPointerEventL(TInt aIndex);

    public: // CAknView

        void HandleCommandL( TInt aCommandId );

        void DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane );

        void DoActivateL(const TVwsViewId& aPrevViewId,TUid aCustomMessageId,const TDesC8& aCustomMessage);

        void DoDeactivate();

        TUid Id() const;

       /**

        *  Called when the client rectangle of this view changes

        */

        void HandleClientRectChange();

       /**

        * Draws the listbox.

        */

        void DrawComponents();

       /**

        * Restore original Logs title pane text according to current view.

        * Calls CLogsBaseControlContainer::SetTitlePaneTextToDefaultL which

        * does the actual work.

        */

        void ChangeTitlePaneTextToDefaultL();

       /**

        * Store the event list current focused item information

        */

        void StoreEvenListCurrentFocus();

        /**

         * Early detection of view activation.

         * Overrides the baseclass implementation calls CAknView::ViewDeactivated().

         */

        void ViewDeactivated();

        /**

         * Overrides the baseclass handler

         * 

         * @param aCommand	The id of the command

         */ 

        void ProcessCommandL( TInt aCommand );

    public: // from MCoeForegroundObserver

		void HandleGainingForeground();

		void HandleLosingForeground();

    public: // From MAiwNotifyCallback

        TInt HandleNotifyL( TInt aCmdId,

            		        TInt aEventId,

            		        CAiwGenericParamList& aEventParamList,

            		        const CAiwGenericParamList& aInParamList);

    private:

        /**

        * C++ default constructor.

        * @param recentlist type

        */

        CLogsRecentListView( TLogsModel aModel );

        /**

        * By default Symbian OS constructor is private.

        * Calls AknViews BaseConstruct

        */

        void ConstructL();

        /**

         * Delayed constructor

         *

         * Performs time consuming construction operations once. Calling this is needed before anything

         * needing objects constructed here can be used (e.g. pressing Send key or launching a command from

         * ui's menu.        

         */

        // void ConstructDelayedL();        

        /**

         * Getter for view id

         *

         * @return Return view id

         */

        TLogsViewIds LogsCurrentRecentViewId() const;

        /**

         * Retrieves event relating current selection of listbox.

         * @return Current event or NULL

         */

        const MLogsEventGetter* CurrentEvent();

        /**

         * Clear listbox contents

         */

        void CmdClearRecentListL();

        /**

         * Delete selected recent event from recent list

         */

        void CmdDeleteEventL();

        /**

         *  Overwrites Option_Exit CBA with Option_Back CBA 

         *  @return ETrue if cba changed else return EFalse

         */

        TBool ChangeCba2ToBackL();

        /**

         *  Overwrites Option_Back CBA with Option_Exit CBA

         *

         *  @param  aDrawNow draw now or just change command

         *  @return ETrue if cba changed else return EFalse

         */

        TBool ChangeCba2ToExitL(TLogsDrawNow aDrawNow);

        /**

        *   Helper function to check wether event reading has

        *   finished.

        */

        TBool ReadingFinished();

        /**

        *   Helper function to check wether view deactivated operation may be

        *   ignored to aviod the list flicking, see EJZO-7RJB3V

        */

        TBool IgnoreViewDeactivatedOperation();

        /**

         * Early detection of view activation.

         * Overrides the baseclass implementation calls CAknView::ViewActivatedL().

         */

        void ViewActivatedL(const TVwsViewId& aPrevViewId,TUid aCustomMessageId,const TDesC8& aCustomMessage);

    private:    // Data

        /// Own: view's control container

        CLogsRecentListControlContainer* iContainer;

        /// Own: exit  cba text

        HBufC* iExitCbaButton;

         /// Own: back cba text

        HBufC* iBackCbaButton;  

        /// Own:

        TLogsState iState;        

#ifdef _DEBUG // for performance evaluation

        /// Own: view construction time

        TTime iCreationTime;

        /// Own: construction time calculated

        TBool iCreationTimeCalculated;

#endif

        /// Own:

        CLogsViewGlobals* iViewGlobal;

        /// Own:

        MLogsViewExtension* iViewExtension;

        /// Own: text for send SMS menu item

        //HBufC* iSendSMSText;

        /// Own: text for send MMS menu item

        //HBufC* iSendMMSText;

        TInt        iEventListCurrentNoChange;//Points to current event in special Logs processing when Logs has lost 

                                              //foreground and hence iEventListCurrent (in base class) may already 

                                              //have been set to KErrNotFound. Typical case is adding entry to phonebook.

        MLogsModel::TDoActivate iResetAndRefreshOnGainingForeground;

    };

#endif // __CLogsRecentListView_H__

// End of File