/*

* Copyright (c) 2005 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:  html control

*

*/

#ifndef CMAILHTMLBODYCONTROL

#define CMAILHTMLBODYCONTROL

//  INCLUDES

#include "MMailMsgBaseControl.h"

#include <MMessageLoadObserver.h>

#include <BrCtlInterface.h> // MBrCtlLoadEventObserver

#include <BrCtlLinkResolver.h>

// FORWARD DECLARATIONS

class CMailMessage;

class MMailAppUiInterface;

class CBrCtlInterface;

// CLASS DECLARATION

/**

*  HTML body control.

*  For replacing editor base default plain text body control

*

*  @lib MailHtmlView

*  @since Series 60 3.1

*/

class CMailHtmlBodyControl : public CBase, public MMailMsgBaseControl,

	MBrCtlLoadEventObserver, MBrCtlLinkResolver, MMessageLoadObserver

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * @param aMessage Mail message

        * @param aUICallBack UI call back

        */

        static CMailHtmlBodyControl* NewLC( 

        	CMailMessage& aMessage, 

        	MMailAppUiInterface& aUICallBack );

        /**

        * Destructor.

        */

        virtual ~CMailHtmlBodyControl();

    public: // New functions

        /**

        * BrowserControl.

        * @since Series 60 3.0

        * @return Browser control

        */

        CBrCtlInterface& BrowserControl();

    protected:  // Functions from base classes

    		// From: MMessageLoadObserver

		void MessageLoadingL(TInt aStatus, CMailMessage& aMessage);

        /**

        * From MMailMsgBaseControl.

        */

        TRect CurrentLineRect();

		void SetAndGetSizeL( TSize& aSize );

        void ClipboardL( TMsgClipboardFunc aFunc );

        void EditL( TMsgEditFunc aFunc );

        TBool IsFocusChangePossible( TMsgFocusDirection aDirection )  const;

        TBool IsCursorLocation( TMsgCursorLocation aLocation ) const;

        TUint32 EditPermission()  const;

        void PrepareForReadOnly( TBool aReadOnly );

        TInt VirtualHeight();

        TInt VirtualVisibleTop();

		TInt CountPluginComponentControls() const;

		CCoeControl* PluginComponentControl( TInt aIndex ) const;

		void PluginSizeChanged();

		void PluginFocusChanged( TDrawNow aDrawNow );

		void PluginHandleResourceChange(TInt aType);

        TKeyResponse PluginOfferKeyEventL(

            const TKeyEvent& aKeyEvent,

            TEventCode aType);

        void SetPluginExtent(const TPoint& aPosition,const TSize& aSize);

		/**

		* From MBrCtlLoadEventObserver

		*/

        void HandleBrowserLoadEventL(

        	TBrCtlDefs::TBrCtlLoadEvent aLoadEvent, 

        	TUint aSize, 

        	TUint16 aTransactionId);

		/**

		* From MBrCtlLinkResolver

		*/        	

        TBool ResolveEmbeddedLinkL(

        	const TDesC& aEmbeddedUrl,

    		const TDesC& aCurrentUrl,

        	TBrCtlLoadContentType aLoadContentType, 

        	MBrCtlLinkContent& aEmbeddedLinkContent );			

    	TBool ResolveLinkL(

    		const TDesC& aUrl, 

    		const TDesC& aCurrentUrl,

            MBrCtlLinkContent& aBrCtlLinkContent );

        void CancelAll();        

    private:

        /**

        * constructor.

        */

        CMailHtmlBodyControl( 

        	CMailMessage& aMessage, 

        	MMailAppUiInterface& aUICallBack );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    public:     // Data

        // ?one_line_short_description_of_data

        //?data_declaration;

    protected:  // Data

        // ?one_line_short_description_of_data

        //?data_declaration;

    private:    // Data

        /// Own: Browser control

        CBrCtlInterface* iBrControl;

        /// Ref: Link content

        MBrCtlLinkContent* iEmbeddedLinkContent;

        /// Ref: To viewed message

        CMailMessage& iMessage;

        /// Ref: UI call back

        MMailAppUiInterface& iUICallBack;

        // Reserved pointer for future extension

        //TAny* iReserved;

    };

#endif      // CMAILHTMLBODYCONTROL   

// End of File