// Copyright (c) 2005-2009 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:

//

#ifndef HTMLHANDLER_H

#define HTMLHANDLER_H

#include <xml/contenthandler.h>

#include <xml/parser.h>

class MBrowserTransactionObserver;

class CHtmlHandler : public CBase, public Xml::MContentHandler

	{

	public:

	static CHtmlHandler* NewL ( MBrowserTransactionObserver& aObserver, const TDesC8& aType );

	static CHtmlHandler* NewLC ( MBrowserTransactionObserver& aObserver, const TDesC8& aType );

	~CHtmlHandler ();

	// Virtual functions from MContentHandler

	void OnStartDocumentL( const Xml::RDocumentParameters &aDocParam, TInt aErrorCode );

	void OnEndDocumentL( TInt aErrorCode );	

	void OnStartElementL( const Xml::RTagInfo &aElement, const Xml::RAttributeArray &aAttributes, TInt aErrorCode );

	void OnEndElementL( const Xml::RTagInfo &aElement, TInt aErrorCode );

	void OnContentL( const TDesC8 &aBytes, TInt aErrorCode );

	void OnStartPrefixMappingL( const RString &aPrefix, const RString &aUri, TInt aErrorCode );

	void OnEndPrefixMappingL( const RString &aPrefix, TInt aErrorCode );

	void OnIgnorableWhiteSpaceL( const TDesC8 &aBytes, TInt aErrorCode );

	void OnSkippedEntityL( const RString &aName, TInt aErrorCode );

	void OnProcessingInstructionL( const TDesC8 &aTarget, const TDesC8 &aData, TInt aErrorCode );

	void OnError( TInt aErrorCode );

	TAny* GetExtendedInterface( const TInt32 aUid );

	void ParseHtmlContentL ( const TDesC8& aContent );

	void ParseEndL ();

	protected:		

		CHtmlHandler ( MBrowserTransactionObserver& aObserver ); // constructor.

		void ConstructL ( const TDesC8& aType ); 

	private:

		TBool GetAttributeValueL ( RString& aAttributeValue, const RString& aAttribute, const Xml::RAttributeArray& aAttributeArray );

	private:		

		RStringPool iStringPool; 

		MBrowserTransactionObserver& iTransObserver;

		Xml::CParser* iHtmlParser;

	};

#endif // HTMLHANDLER_H