CSAXDOMSerializerHandler.h

//========================================================================================
// 
// $File$
// 
// Owner: Lin Xia
// 
// $Author$
// 
// $DateTime$
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// $Revision$
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// Copyright 1997-2010 Adobe Systems Incorporated. All rights reserved.
// 
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance 
// with the terms of the Adobe license agreement accompanying it. If you have received
// this file from a source other than Adobe, then your use, modification, or 
// distribution of it requires the prior written permission of Adobe.
// 
// 
// A default implementation of ISAXContentHandler. This provides an empty implementation
// of each method so that clients can only override those that they really care about.
// 
//========================================================================================

#ifndef __CSAXDOMSerializerHandler_h__
#define __CSAXDOMSerializerHandler_h__

#include "CPMUnknown.h"
#include "ISAXDOMSerializerHandler.h"

class CSAXDOMSerializerHandler : public CPMUnknown<ISAXDOMSerializerHandler>
{
public:
 CSAXDOMSerializerHandler(IPMUnknown *boss);
 virtual ~CSAXDOMSerializerHandler();
 
 virtual void Register(ISAXDOMSerializerServices* saxServices, IPMUnknown *importer = nil);
 virtual bool16 HandlesSubElements() const;
 
 virtual void Characters(const WideString& chars, IIDXMLDOMNode* currentNode);

 virtual void StartDocument(ISAXDOMSerializerServices* saxServices);
 virtual void EndDocument();

 virtual void StartElement(const WideString& uri, const WideString& localname,
 const WideString& qname, ISAXAttributeList* attrs, IIDXMLDOMNode* currentNode);
 virtual void EndElement(const WideString& uri, const WideString& localname, const WideString& qname, IIDXMLDOMNode* currentNode);

 virtual void StartPrefixMapping(const WideString& prefix, const WideString& uri);
 virtual void EndPrefixMapping(const WideString& prefix);

 virtual void ProcessingInstruction(const WideString& target, const WideString& data, IIDXMLDOMNode* currentNode);
 virtual void ExtComment(const WideString& comment, IIDXMLDOMNode* currentNode);

protected:
 // Helper methods to easily extract basic types from attributes list. If the attribute exists, it will extract
 // the basic type from it. If it doesn't exist, it returns the default value you passed in.
 bool16 HasAttribute( ISAXAttributeList* attrs, const WideString& key);
 WideString GetAttributeString( ISAXAttributeList* attrs, const WideString& key, const WideString& defaultValue = WideString());
 bool16 GetAttributeBool( ISAXAttributeList* attrs, const WideString& key, bool16 defaultValue = kFalse);
 int32 GetAttributeInt( ISAXAttributeList* attrs, const WideString& key, int32 defaultValue = 0);
};

#endif