/*

* 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:  Navi pane handling utilities

*

*/

#ifndef CMSGMAILNAVIPANEUTILS_H

#define CMSGMAILNAVIPANEUTILS_H

// INCLUDES

#include <e32base.h>

#include <msvstd.h>

#include <AknsItemID.h>

// FORWARD DECLARATIONS

class CAknNavigationDecorator;

class CAknNavigationControlContainer;

class CAknNavigationDecorator;

class CAknIndicatorContainer;

class CFbsBitmap;

/**

* Navi pane handling utilities.

*/

class CMsgMailNaviPaneUtils : public CBase

    {

    public: // Constructors and destructor

         /**

         * Creates a new instance of this class.

         * @return newly created instance

         */

        static CMsgMailNaviPaneUtils* NewL();

        /**

        * Destructor.

        */

        ~CMsgMailNaviPaneUtils();    

    public: //New functions

        /**

        * Set priority indicator (high/low or no indicator).

        * @param aPriority message priority

        */    

        void SetPriorityIndicator( TMsvPriority aPriority );

        /**

        * Method for setting size indicator with size data.

        * @param aSize size of message

        */        

        void SetMessageSizeIndicatorL( TInt aSize );

        /**

        * Method for setting attachment indicator on/off.

        * @param aHasAttachments

        */        

        void SetAttachmentIndicator( TBool aHasAttachments );

        /**        

        * Edwin/FEP/??? removes navi pane indicators if 

        * input field is not editable (like attachment field). 

        * To correct this, we must use our own navi pane content

        * to do the job. Own navi pane is also required to keep

        * priority indicator in correct place horizontally.

        * @param aDoEnable ETrue if own navi pane should be shown

        */        

        void EnableOwnNaviPaneL( TBool aDoEnable );

    private: // implementation

        void SetIndicatorState( TInt aIndicatorId, TBool aDoEnable );

        void SetIndicatorValueL( TInt aIndicatorId, const TDesC& aString );

        void CreateInvisibleIndicatorL( TInt aIndicatorId );

        void CreateIconLC( TInt aIndicatorId, CFbsBitmap*& aBitmap ) const;

        void GetIconIds( TInt aIndicatorId,

                         TAknsItemID& aSkinId,

                         TInt& aFileBitmapId,

                         TInt& aFileMaskId ) const;

    private:  // Constructor

        /**

        * Default constructor

        */

        CMsgMailNaviPaneUtils();

        /**

        * Symbian OS default constructor.

        */

        void ConstructL();

    private: // Data

        /**

        * Navi pane container that holds navi pane

        * decorator. Not owned. 

        */        

        CAknNavigationControlContainer* iNaviPane;       

        /**

        * Our own navi pane decorator to hold message size. Own.

        */        

        CAknNavigationDecorator* iNaviDecorator;

        /**

        * Indicator container. Not owned.

        */

        CAknIndicatorContainer* iNaviIndi;

    };

#endif // CMSGMAILNAVIPANEUTILS_H

// End of File