/*

* 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:  

*     List container user by message view.

*     Derived from CMceListContainer.

*

*/

#ifndef MCEMESSAGELISTCONTAINER_H

#define MCEMESSAGELISTCONTAINER_H

//  INCLUDES

#include <coecntrl.h> // CCoeControl

#include <msvapi.h>

//#include "MceListContainer.h"

#include "MceMessageListContainerBase.h"

#include "MceMessageListContTimer.h"

#include "mcetemplate.h"

#include "MceUtils.h"

#include "MceListItem.h"

#include <centralrepository.h> //CRepository

#include <bldvariant.hrh>

#include <eikcmobs.h>

#include <e32property.h>

// FORWARD DECLARATIONS

class CMceMessageListView;

class CPtiEngine;

class CMcePropertySubscriber;

class CMsvSession;

class CMceBitmapResolver;

class CMceMessageListItemArray;

class CMceMessageListBox;

class MEikListBoxObserver;

//CONSTS

const TInt KMceSelectionReplacementSize = 5;

// CLASS DECLARATION

/**

*  List container user by message view.

*  Derived from CMceListContainer.

*/

class  CMceMessageListContainer :

    public CMceMessageListContainerBase

//    public CCoeControl,

//    public MEikCommandObserver

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CMceMessageListContainer* NewL(

            const TRect& aRect,

            CMsvSessionPtr aSession,

            TMsvId aFolderId,

            CMceBitmapResolver& aBitmapResolver,

            CMceMessageListView& aParentView );

        /**

        * Destructor.

        */

        virtual ~CMceMessageListContainer();

    public:

        /**

        * Returns list index of the current item

        * @return Index of the current item

        */

        TInt    CurrentItemIndex() const;

        /**

        * Returns mce's info of the current message

        * @return info

        */

        TMceListItem CurrentItemListItem() const;

        /**

        * Tries to find item from the currently opened list and retuns

        * list index if found. KErrNotFound if not found.

        * @param aId: item id to be searched

        * @return List index of the item.

        */

        TInt ItemIndex( TMsvId aId ) const;

        /**

        * Sets MSK label according to a focused item

        * Since 3.2

        */

        void SetMskL();

        /**

        * Is Outbox open?

        */

        TBool IsOutboxOpened() const;

        /**

        * Returns ETrue if Syncml outbox opened

        */

        TBool SyncMlOutboxOpened() const;

    public:     // Functions from base classes

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TInt MceListId() const;

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TInt Count() const;

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TInt MessageCount() const;

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TInt FolderCount() const;

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TBool SetCurrentItemIdL( TMsvId aEntryId );

        /**

        * From CMceMessageListContainerBase 

        */

        virtual void ResetCurrentItemL();

        /**

        * From CMceMessageListContainerBase 

        */

        TMsvId FindEntry( const TDesC& aMatchString ) const;

        /**

        * From CMceMessageListContainerBase 

        */

        virtual void ItemCountChangedL( TBool aItemsAdded );

        /**

        * From CMceMessageListContainerBase 

        */

        virtual void RefreshListbox();

        /**

        * From CMceMessageListContainerBase 

        */

        virtual void SetSortTypeL( TInt aSortType, TBool aOrdering );

        /**

        * From CMceMessageListContainerBase 

        */

        virtual void SetMtmUiDataRegistry( MMtmUiDataRegistryObserver* aRegistryObserver );

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TBool FindFirstUnreadMessageL( TMsvId& aEntryId ) const;

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TMessageListItemType CurrentItemType() const;

        /**

        * From CMceMessageListContainerBase 

        */

        void SetFolderL( TMsvId aFolderId );

        /**

        * From CMceMessageListContainerBase 

        */

        TMsvId CurrentFolderId() const;

        /**

        * From CMceMessageListContainerBase 

        */

        const TMsvEntry& FolderEntry() const;

        /**

        * From CMceMessageListContainerBase 

        */

        TMsvId  CurrentItemId() const;

        /**

        * From CMceMessageListContainerBase 

        */

        CMsvEntrySelection* CurrentItemSelectionL();

        /**

        * From CMceMessageListContainerBase 

        */

        CMsvEntrySelection* CurrentItemSelectionRefreshL();

        /**

        * From CMceMessageListContainerBase 

        */

        TInt CurrentItemSelectionCount() const;

        /**

        * From CMceMessageListContainerBase 

        */

        TInt SelectionCount() const;

        /**

        * From CMceMessageListContainerBase 

        */

        virtual TBool IsItemSelected( TMsvId aItemId );

        /**

        * From CMceMessageListContainerBase 

        */

        void ClearSelection();

        /**

        * From CMceMessageListContainerBase 

        */

        void MarkItemSelectionL();

        /**

        * From CMceMessageListContainerBase 

        */

        void AddCurrentItemToSelectionL();

        /**

        * From CMceMessageListContainerBase 

        */

        void RemoveCurrentItemFromSelection();

        /**

        * From CMceMessageListContainerBase 

        * Updates selection indexes by reading selected message's TMsvIds from iSelectedEntries

        * and creates new CSelectionIndexArray.

        * @param aForceUpdate: set ETrue if index update is wanted to be done even when

        *   listbox's selection does not include any items.

        *   Usually this is set true only when calling from CMceBaseListView::HandleEntriesDeletedL

        */

        void RefreshSelectionIndexesL( TBool aForceUpdate = EFalse );

        /**

        * From CMceMessageListContainerBase 

        */

        void AddAllToSelectionL();

        /**

        * From CMceMessageListContainerBase 

        */

        void MarkAllReadMessagesL();

        /**

        * From CMceMessageListContainerBase 

        */

        TInt MarkedItemsCount();

        /**

        * From CMceMessageListContainerBase 

        */

        TBool IsCurrentItemFolder() const;

        /**

        * From CMceMessageListContainerBase 

        */

        TBool IsItemFolder( TMsvId aItemId ) const;

        /**

        * From CMceMessageListContainerBase 

        */

        TBool IsItemRemote( TMsvId aItemId ) const;

        /**

        * Checks is item folder.

        * @param aIndex index of the item to be checked.

        * @return ETrue if item is folder.

        */

        TBool IsItemFolder(TInt aIndex) const;

        /**

        * From CMceMessageListContainerBase 

        */

        TBool IsOpenedFolder( TMsvId aFolderId ) const;

        /**

        * From CMceMessageListContainerBase 

        */

        void SetListEmptyTextL(const TDesC& aText);

        /**

        * From CMceMessageListContainerBase 

        */

        void SetAnchorItemIdL( 

            TMessageListOperationType aOperationType );

        /**

        * From CMceMessageListContainerBase 

        */

        void HandleMsvSessionEventL( 

            MMsvSessionObserver::TMsvSessionEvent aEvent,

            CMsvEntrySelection& aSelection,

            TBool aDraw );

        /**

        * From CMceMessageListContainerBase 

        */

        TBool DisplayOptionsMenuFromSelectionKey() const;

        /**

        * From CMceMessageListContainerBase 

        */

        TUint OptionsCommandSupported() const;

        /**

        * From CMceMessageListContainerBase 

        */

        void HandleOptionsCommandL( TInt aCommand );

        /**

        * From CMceMessageListContainerBase 

        */

        void DateTimeFormatChangedL( TInt aChangeFlag );

        /**

        * From CMceMessageListContainerBase 

        */

        TInt SetSpecialMskL();

        /**

        * From CMceMessageListContainerBase 

        */

        void UpdateIconArrayL();

        /**

        * From CCoeControl

        */

        void GetHelpContext(TCoeHelpContext& aContext) const;

        /**

        * From CMceMessageListContainerBase 

        */

        void SetContainerFlag( TMceContainerFlags aFlag, TBool aState );

    public:     // Functions from base classes

        /**

        * From CCoeControl

        */

        virtual TKeyResponse OfferKeyEventL(

            const TKeyEvent& aKeyEvent,

            TEventCode aType);        

        /**

        * From CCoeControl

        */

        void SizeChanged();

        /**

        * From 

        */

        void HandleResourceChange( TInt aType );

         /**

         * From MEikCommandObserver

         */

        virtual void ProcessCommandL(TInt aCommand);

        /**

        * From CCoeControl.

        * Handles pointer events.

        * @param aPointerEvent The pointer event. 

        */

        virtual void HandlePointerEventL( const TPointerEvent& aPointerEvent );

        /**

        * From CCoeControl

        */

        TInt CountComponentControls() const;

        /**

        * From CCoeControl

        */

        CCoeControl* ComponentControl(TInt aIndex) const;

    protected:  // Functions from base classes

        /**

        * From CMceListContainer

        */

//        virtual CEikTextListBox* CreateListBoxL( );        

        // From CCoeControl

        void FocusChanged(TDrawNow aDrawNow);

    private:

        /**

        * Symbian OS constructor.

        */

        void ConstructL(

            const TRect& aRect,

            CMsvSessionPtr aSession,

            CMceBitmapResolver& aBitmapResolver,

            TMsvId aFolderId );

        /**

        * Constructor is private.

        */

        CMceMessageListContainer(

            CMceMessageListView& aParentView );

        /**

         * Function that check if a key can be search

         * @param aPointerEvent The pointer event

         * @return ETrue if it can

         * since 3.2

         */

        TBool IsValidSearchKey(const TKeyEvent& aKeyEvent);

        /**

         * Handles a change in qwerty input mode setting.

         * @return KErrNone if ok.

         */

        TInt HandleQwertyModeChangeNotification();

        /**

         * Handles a change in qwerty input mode setting.

         * @return KErrNone if ok.

         */

        static TInt QwertyModeChangeNotification( TAny* aObj );

        /**

        * Adds item to iSelectedEntries

        * @param aEntryId: id of the entry to be added.

        */

        void AddItemToSelectionL( TMsvId aEntryId );

        /**

        * Removes item from iSelectedEntries

        * @param aEntryId: id of the entry to be removed.

        */

        void RemoveItemFromSelection( TMsvId aEntryId );

        /**

        * Handles focus when operation is completed. 

        * This is called by SetAnchorItemIdL when it gets

        * EMessageListOperationCompleted.

        */

        void HandleOperationCompletedL();

        /**

         * Handles shortcut for search

         * Since 5.0

         */

        void HandleShortcutForSearchL( const TKeyEvent& aKeyEvent );

        /*

        * Function that check if * key can change msglist state

        * @return ETrue if it can

        * Since 5.0

        */

        TBool StateCanBeChangedByStarKeyL() const;

        /*

        *  Check if * key has been handled

        *  @return ETrue if it's handled

        *  Since 5.0

        */

        TBool HasHandleStarKeyDoneL();

        /*

        *  mark item read/unread

        * Since 5.0

        */

        void MarkReadUnreadWithStarKeyL();

        /*

        * Check if message list is sort by date

        *  @return ETrue if it is

        *  Since 5.0

        */

        TBool IsSortByDate();

    private:

        CMceMessageListBox*            iListBox;

        CMceMessageListItemArray*          iListItems;

//        TMceListType                iListType;

        CMsvEntrySelection*         iSelectedEntries;

        TMsvId                      iAnchorItemId;

        TInt                        iAnchorItemIndex;

        TInt                        iCurrMskResource;

//        CMceMessageListView&            iOwningView;        

        CPtiEngine*                     iT9Interface;

        CMceMessageListContainerKeyTimer* iT9Timer;        

        CMcePropertySubscriber*     iQwertyModeStatusSubscriber;

        RProperty                   iQwertyModeStatusProperty;        

        TBool                       iPreviousInputMethod;

        TBool                       iInputMethodQwerty;

        TMessageListOperationType   iLastOperationType;