MeVisLab/Standard/Sources/ML/MLBase/mlParserBase.h

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// **InsertLicense** code
//----------------------------------------------------------------------------------

//----------------------------------------------------------------------------------

#ifndef __mlParserBase_H
#define __mlParserBase_H


// ML-includes
#ifndef __mlBaseInit_H
#include "mlBaseInit.h"
#endif
#ifndef __mlModuleIncludes_H
#include "mlModuleIncludes.h"
#endif


ML_START_NAMESPACE


// ------------------------------------------------------------------
// Class ParserBase 
// ------------------------------------------------------------------

class MLBASEEXPORT ParserBase
{
public:

  ParserBase () : _source(0), _pNext(0), _eos(true) {}

  virtual ~ParserBase() {}

  virtual int init (const char *source);

  const char *getCurrentPos () { return _pNext; }

  bool endOfSource () { return _eos; }

  virtual const char *getErrorMessage (int errorCode);

  enum {
         kNoError = 0,
         kEmptyString,            
         kNumBaseErrorCodes,      
         kEndOfSource = -1        
       };


  static char *newString (const std::string &str);

  static void deleteString (char *str);


protected:

  void skipWhitespace ();


  const char *_source;
  const char *_pNext;
  bool _eos;

};


ML_END_NAMESPACE

#endif // __mlParserBase_H