1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef __PARSEHANDLERBASE_H__

    17 #define __PARSEHANDLERBASE_H__

    18 

    19 #include <xml/contenthandler.h>

    20 #include <xml/contentsource.h>

    21 #include <xml/parserfeature.h>

    22 #include <e32base.h>

    23 

    24 using namespace Xml;

    25 	

    26 /** Provides an MContentHandler inteface that has a virtual destructor and implements

    27 default behavior for parsers which can be overriden by derived parsers as required

    28 */

    29 class CParseHandlerBase : public CBase, public MContentHandler

    30 	{

    31 public:

    32 	virtual ~CParseHandlerBase();

    33 	

    34 	// Overridden as required by derived classes

    35 	inline virtual void ParseStartElementL(const RTagInfo& aElement, const RAttributeArray& aAttributes);

    36 	inline virtual void ParseEndElementL(const RTagInfo& aElement);

    37 	inline virtual void ParseContentL(const TDesC8& aBytes);

    38 	inline virtual void ParsePrefixL(const RString& aPrefix, const RString& aUri);

    39 

    40 	// From MContentHandler

    41 	inline virtual void OnStartDocumentL(const RDocumentParameters& aDocParam, TInt aErrorCode);

    42     inline virtual void OnEndDocumentL(TInt aErrorCode);

    43 	virtual void OnStartElementL(const RTagInfo& aElement, const RAttributeArray& aAttributes, TInt aErrorCode);

    44 	virtual void OnEndElementL(const RTagInfo& aElement, TInt aErrorCode);

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

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

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

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

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

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

    51 	inline virtual void OnError(TInt aErrorCode);

    52 	inline virtual TAny* GetExtendedInterface(const TInt32 aUid);

    53 	TBool IsBlankSpace(const TDesC8& aBytes);

    54 protected:

    55 	void StartChildParserL(CParseHandlerBase* aChildParser, const RTagInfo& aElement, const RAttributeArray& aAttributes);

    56 		

    57 private:

    58 	inline TInt SiblingCount();

    59 		

    60 private:

    61 	CParseHandlerBase* iChildParser; // delete when depth = 0

    62 protected:	

    63 		TInt iSiblingsCount;

    64 		RString iString;

    65 		};

    66 

    67 TInt CParseHandlerBase::SiblingCount()

    68 	{

    69 	return iSiblingsCount;

    70 	}

    71 

    72 #include "parsehandlerbase.inl"

    73 #endif