envXmlWriter.h

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/******************************************************************************
** Copyright (c) 1992-2010 VT MAK
** All rights reserved.
******************************************************************************/



#ifndef envXmlWriter_H__
#define envXmlWriter_H__

#include "envWriter.h"
#include <vlutil/vlString.h>
#include <libxml/xmlwriter.h>

typedef struct _xmlTextWriter xmlTextWriter;

#ifdef DtUSE_UTILITIES_NAMESPACE
namespace DtUSE_UTILITIES_NAMESPACE
{
#endif


class DT_DLL_MTL DtEnvXMLWriter : public DtEnvWriter
{
public:

   DtEnvXMLWriter(const DtString& docType);

   DtEnvXMLWriter(const DtString& docType,const DtString& dtdFileName);

   virtual ~DtEnvXMLWriter();

   virtual void setIndentation(const DtString& str);
   
   virtual bool writeString(DtEnvironment& environment, DtString& target);

   virtual bool writeFile(DtEnvironment& environment,const DtString& filename);

protected:
   DtEnvironment* myCurrentEnvironment;
   DtEnvValueWP   myCurrentRoot;
   DtString       myDocType;
   DtString       myDtdFileName;
   bool           myUseDtdFlag;
   bool           myUseIndentation;
   DtString       myIndentString;

   xmlBufferPtr   myXmlBuffer;

   virtual void writeRoot(xmlTextWriter* writer,DtEnvValueSP value);
   virtual void writeValue(xmlTextWriter* writer,DtEnvValueSP value);
};

#ifdef DtUSE_UTILITIES_NAMESPACE
}
#endif

#endif