varg.h

pic 模拟程序！面向对象

//varg.h

#ifndef __VARG_H
#define __VARG_H
#include "part1g.h"
#include "param.h"
extern "C++" void printf(char *);

ostring stripWS(ostring s);
#include "eval.h"
extern Evaluator *adv_eval;

class VarGroup : public ParameterGroup {
 public:
  virtual ostring InitializeFromStream(TXSTRSTD::ifstream &fin) {
	  char buffer[512];
	  ostring line;
	  while(fin) {
		  fin.getline(buffer, 511); // get a line
		line = stripWS(ostring(buffer));
			  if (line == (ostring)"{") { //skip line, get another 
					fin.getline(buffer, 511);
					line = stripWS(ostring(buffer));
					}
		  // cout << line << endl;
                  printf(line);
		  if (line == (ostring)"}")  // terminates the input for this group
			  return ostring("");
		  line+=(ostring)'\n';
		  adv_eval->Evaluate(line.c_str());
	  }
		  return(ostring(""));

  }
  VarGroup() {
	name = "Variables";
  }
};
#endif