/*

* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Declaration of class CCodView.   

*

*/

#ifndef COD_VIEW_H

#define COD_VIEW_H

// INCLUDES

#include <coecntrl.h>

// FORWARD DECLARATION

class CCodData;

class CEikRichTextEditor;

class CEikScrollBarFrame;

class MObjectProvider;

class CStyleList;

class CParagraphStyle;

// CLASS DECLARATION

/**

* Control displaying COD details.

*/

NONSHARABLE_CLASS( CCodView ): public CCoeControl

    {

    public:     // Constructors and destructor

        /**

        * Constructor.

        * @param aMopParent MOP Parent.

        */

        CCodView();

        /**

        * Second phase constructor. Leaves on failure.

        */

        void ConstructL();

        /**

        * Construct from resource. Uses resource STRUCT RTXTED.

        */

        virtual void ConstructFromResourceL( TResourceReader& aReader );

        /**

        * Destructor.

        */

        virtual ~CCodView();

    public:     // new methods

        /**

        * Display this data.

        * @param aCod COD flag (show Price).

        * @param aData COD data to display. Ownership not taken.

        */

        void SetDataL( const CCodData& iData, TBool aCod );

        /**

        * Clear view (display nothing).

        */

        void Clear();

    public:     // from CCoeControl

        /**

        * Return minimum size.

        * @return Minimum size.

        */

        TSize MinimumSize();

        /**

        * Size changed. Lay out and draw components.

        */

        void SizeChanged();

        /**

        * Count component controls.

        * @return Number of component controls.

        */

        TInt CountComponentControls() const;

        /**

        * Return component control.

        * @param aIndex Index of component control.

        * @param Component control.

        */

        CCoeControl* ComponentControl( TInt aIndex ) const;

        /**

        * Handle key event.

        * @param aKeyEvent Key event.

        * @param aType Event type.

        * @return Key response.

        */

        TKeyResponse OfferKeyEventL

            ( const TKeyEvent& aKeyEvent, TEventCode aType );

        /**

        * Draw this control.

        * @param aRect Rectangle to draw.

        */

        void Draw( const TRect& aRect ) const;

        /**

        * Handle resource change.

        * @param aType Resource type.

        */

        void HandleResourceChange( TInt aType );

    private:    // new methods

        /**

        * Update styles (reload fontspecs).

        */

        void SetStylesL();

        /**

        * Add one item to the editor.

        * @param aNameResId Resource id of attribute name resource (TBUF).

        * @param aValue Attribute value.

        */

        void AddLineL( TInt aNameResId, const TDesC& aValue );

        /**

        * Update the scrollbar.

        * @param aTile If ETrue, scrollbar is tiled.

        */

        void UpdateScrollBarL( TBool aTile );

        /**

        * Allocate and return human-readable name for a MIME type.

        * @param MIME type.

        * @return Allocated human-readable name in a buffer. Ownership passed

        * to the caller.

        */

        HBufC* AllocTypeNameL( const TDesC8& aMimeType );

        /**

        * Scroll up.

        */

        void ScrollUpL();

        /**

        * Scroll down.

        */

        void ScrollDownL();

        /**

        * Get MIME type to be displayed. (First type which is 'meaningless'

        * to the user, e.g. leave out wrappers like DRM).

        * @param aData COD data.

        * @return MIME type.

        */

        TPtrC8 DisplayType( const CCodData& aData );

    private:    // data

        CEikRichTextEditor* iEditor;    ///< Editor. Owned.

        CEikScrollBarFrame* iSbFrame;   ///< Scrollbar frame. Owned.

        CStyleList* iStyles;            ///< Styles. Owned.

        CParagraphStyle* iNameStyle;    ///< Attribute name style. Owned.

        CParagraphStyle* iValueStyle;   ///< Attribute value style. Owned.

        HBufC* iUndefinedValue;         ///< "Undefined" value string. Owned.

    };

#endif /* def COD_VIEW_H */