calculator.h

一个关于算式表达式求值的课程设计

#ifndef CALCULATOR
#define CALCULATOR

#include "Run.h"

enum ResultCode{Overflow,Underflow,DivideByZero,MissingOperator};

class Calculator_T
{
public:
	Calculator_T(void);
	Calculator_T(const char*p);
	Calculator_T( Run_T&rhs);
	
	Calculator_T& operator=( Calculator_T&rhs);
    
	~Calculator_T(void);
	void eval(void);//计算其值

private:
	vector<double> result;
	Run_T s;
	
	void getOperator(double&x,double&y);
	void doOperator(char op);
};

#endif