ustyleparser.hpp

/* ==================================================== ======== ======= *
*
*  ustyleparser.hpp
*  Ubit Project
*  Part of the Ubit Toolkit: A Brick Construction Game Model for Creating GUIs
*  (C) 1999-2006 EricLecolinet / ENST Paris / http://www.enst.fr/~elc/ubit
*
* ***********************************************************************
* COPYRIGHT NOTICE :
* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY AND WITHOUT EVEN THE
* IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
* YOU CAN REDISTRIBUTE IT AND/OR MODIFY IT UNDER THE TERMS OF THE GNU
* GENERAL PUBLIC LICENSE AS PUBLISHED BY THE FREE SOFTWARE FOUNDATION;
* EITHER VERSION 2 OF THE LICENSE, OR (AT YOUR OPTION) ANY LATER VERSION.
* SEE FILES 'COPYRIGHT' AND 'COPYING' FOR MORE DETAILS.
* ***********************************************************************
* ==================================================== [(c)Elc] ======= *
* ==================================================== ======== ======= */

#ifndef _ustyleparser_hpp_
#define _ustyleparser_hpp_
//pragma ident  "@(#)ustyleparser.hpp   ubit:05.05.00"
#include <vector> 
#include <fstream>
#include <ubit/ubrick.hpp>
#include <ubit/ustr.hpp>
namespace ubit {

/* ==================================================== ======== ======= */
class UStyleParser {
public:

  struct StyleMaker {
    std::vector<UStr*> selectors;
    unsigned int count;

    StyleMaker();
    virtual ~StyleMaker();
    virtual void begin() {}
    virtual void create() {}
    virtual void addProp(const UStr& name, const UStr& value) {}
    virtual void end(bool ok) {}
  };

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

  UStyleParser();
  virtual ~UStyleParser();

  virtual int parseImpl(StyleMaker&, const UStr& buffer);

  int getStatus() {return stat;}

  void setErrorOutput(std::ostream&);
  void setErrorOutput(UStr*);
  
protected:
  bool readStyleDef(StyleMaker&);

  bool readStyleSelectors(StyleMaker&);

  bool readStyleProps(StyleMaker&);
  
  void skipSpaces();
  bool readName(UStr& name);
  bool readValue(UStr& value);
  bool readNameValuePair(UStr& name, UStr& value);
  
  virtual void error(const char* msg, const UChar* line);
  virtual void error(const char* msg_start, const UStr& name,
                     const char* msg_end, const UChar* line);
  virtual void unexpected(const char* msg, const UChar* line);
  
  bool permissive;
  int stat;
  const UChar *text_buffer, *p;
  uptr<UStr> sout;
  std::ostream* fout;

public:
  static void error(std::ostream* fout, UStr* sout, const char* errtype,
                    const UChar *text_buffer,
                    const char* msg_start, const UStr& name,
                    const char* msg_end, const UChar* line);
};
}
#endif
/* ==================================================== [TheEnd] ======= */
/* ==================================================== [(c)Elc] ======= */

---