/*

* Copyright (c) 2009 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:  ESMR Tracking view container for the title label and list component

*

*/

#ifndef CESMRTRACKINGVIEW_H_

#define CESMRTRACKINGVIEW_H_

#include <coecntrl.h>

#include <aknlists.h> 

#include <eiklbo.h>

#include "mesmrtitlepaneobserver.h"

#include "mesmrfontsizeobserver.h"

#include "tnavipaneclearer.h"

#include "resmrstatic.h"

#include "cesmrcontactmenuhandler.h"

#include "nmrbitmapmanager.h"

class CESMRTitlePane;

class MESMRCalEntry;

class MESMRFieldStorage;

class MAgnEntryUiCallback;

class CAknsBasicBackgroundControlContext;

class CESMRTrackingViewDialog;

/**

 *  Container for the meeting request title and list control.

 * This class is deleted by framework

 */

NONSHARABLE_CLASS( CESMRTrackingView ):

    public CCoeControl,

    public MCoeControlBackground,

    public MESMRFontSizeObserver,

    public MEikListBoxObserver

    {

public:

    /**

     * Two-phased constructor.

     *

     * @param aEntry - interface to entry information.

     * @param aRect - rect for this view

     * @param aReqAttendee - the count of required attendees

     * @param aOptAttendee - the count of optional attendees

     * @return Pointer to created and initialized esmr view object.

     */

     static CESMRTrackingView* NewL( 

             MESMRCalEntry& aEntry, 

             const TRect& aRect,

             const TInt &aReqAttendee,

             const TInt &aOptAttendee);

    /**

     * Destructor.

     */

    ~CESMRTrackingView();

public:

    /**

    * Externalize the list component items. Data in list items

    * is stored to iEntry member variable.

    *

    * @param TBool ETrue if force validation should be used

    */

    void ExternalizeL( TBool aForceValidation = EFalse );

    /**

    * Internalize the list component items. Data from iEntry is updated

    * to all fields.

    */

    void InternalizeL();

    /**

    * Process commands. Dialog forwards the commands that must

    * be handled by CESMRTrackingView.

    *

    * @param aCommand

    */

    void ProcessEditorCommandL( TInt aCommand );

    /**

    * Title can be changed by calling this method

    *

    * @param aTitle New title for the view

    * @param aDefault

    */

    void SetTitleL( const TDesC& aTitle );

    /**

     * Launches editor help

     */

    void LaunchEditorHelpL();

    /**

     * Launches viewer help

     */

    void LaunchViewerHelpL();

    void SetParentDialog(CCoeControl* aParentDialog);

private: // implementation

    void ConstructL( const TRect& aRect );

    CESMRTrackingView( MESMRCalEntry& aEntry, 

            const TInt &aReqAttendee,

            const TInt &aOptAttendee);

private:

    // Define the type of icons for status type

    enum TStatusIconType

        {

        /** For accept */

        EAcceptIcon,

        /** For reject */

        ERejectIcon,

        /** For tentative */

        ETentativeIcon,

        /** For none status */

        ENoneIcon,

        /** For account total type number */

        ETotalIconNumber

        };

    void LaunchHelpL( const TDesC& aContext );

    void CreateTrackingListL();

    void InitTrackingListL();

    void InitStatusIconArrayL();

    CGulIcon* InitStatusIconL(NMRBitmapManager::TMRBitmapId aStatus);

public: // From CCoeControl

    void SetContainerWindowL(const CCoeControl& aContainer);

    TInt CountComponentControls() const;

    CCoeControl* ComponentControl( TInt aInd ) const;

    void SizeChanged();

    TSize MinimumSize();

    TKeyResponse OfferKeyEventL(const TKeyEvent &aKeyEvent, TEventCode aType);

    void HandleResourceChange( TInt aType );

    TTypeUid::Ptr MopSupplyObject( TTypeUid aId );

private: // From CCoeControl

    void Draw( const TRect& aRect ) const;

protected: // FromMESMRFontSizeObserver

    void FontSizeSettingsChanged();

public: // From MCoeControlBackground

    void Draw(CWindowGc& aGc, 

              const CCoeControl& aControl, 

              const TRect& aRect) const;

    void GetTextDrawer(

            CCoeTextDrawerBase*& aText, 

            const CCoeControl* aControl) const;

public: // From MEikListBoxObserver

    virtual void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType);    

private:

    /// Own: Priority icon

    CESMRTitlePane* iTitle;

    /// Own: attendee list

    /// Own: The list for attendee names and tracking status

    CAknSingleGraphicStyleListBox* iList;

    /// Ref: List item storage

//    MESMRFieldStorage* iStorage;

    /// Ref: Current MR entry

    MESMRCalEntry& iEntry;

    /// Own: To enable skin as background for the iTitle   

    CAknsBasicBackgroundControlContext* iBgContext;

    /// Own: This clears the navipane for us.

    TNavipaneClearer iClearer;

    /// Required attendee count

    TInt iReqAttendeeCount;

    /// Optional attendee count

    TInt iOptAttendeeCount;

    /// Own: list text array

    MDesCArray* iItemArray;

    /**

     * Static TLS stored variables.

     */

    RESMRStatic iESMRStatic;

    /**

     * Ref: Reference to menu handler

     */

    CESMRContactMenuHandler* iMenuHandler;

    /// Ref: Tracking View Dialog

    CESMRTrackingViewDialog* iParentDialog;

    /// Own: attendees' contact info

    TDesC* iAddress;

    /// Own: Focused list item index

    TInt iFocusedItemIndex;

    /// Own: Index of "Optional" item

    TInt iIndexOfOptLabel;

    };

#endif /* CESMRTRACKINGVIEW_H_ */