/**********************************************************************

  Audacity: A Digital Audio Editor

  XMLFileReader.h

  Dominic Mazzoni

**********************************************************************/

#include "../Audacity.h"         // to pull in USE_SYSTEM_EXPAT define

#include "expat.h"

#include "XMLTagHandler.h"

class XMLFileReader {
 public:
   XMLFileReader();
   virtual ~XMLFileReader();

   bool Parse(XMLTagHandler *baseHandler,
              const wxString &fname);

   wxString GetErrorStr();

   // Callback functions for expat

   static void startElement(void *userData, const char *name,
                            const char **atts);

   static void endElement(void *userData, const char *name);

   static void charHandler(void *userData, const char *s, int len);

 private:
   XML_Parser       mParser;
   int              mMaxDepth;
   int              mDepth;
   XMLTagHandler  **mHandler;
   XMLTagHandler   *mBaseHandler;
   wxString         mErrorStr;
};
