parse.h

简单的游戏24点

// Parse.h: interface for the CParse class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_PARSE_H__7D96DE56_8353_44B5_84C7_4332A9284EE1__INCLUDED_)
#define AFX_PARSE_H__7D96DE56_8353_44B5_84C7_4332A9284EE1__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include <vector>

class CParse  
{
public:
	CParse();
	virtual ~CParse();
	int ExpressionReduce(char*str);
	void get_error_info(std::vector<char*> &strarray);
private:
	static char error_string[7][255];
	enum _error_enum {
		PARENTHESESERROR,
		OPERATORERROR,
		OPERANDERROR,
		DIVIDERZERO,
		ORTHERERROR,
		NOTERROR,
		NOTFACTOR
	};
	std::vector<enum _error_enum> m_erro_type;
	int Precede(char a,char b);
	int getNumber(char* formula,int&s);
	int Operator(int a,char op,int b);
protected:
	BOOL ParanCrect(const char* str);
};

#endif // !defined(AFX_PARSE_H__7D96DE56_8353_44B5_84C7_4332A9284EE1__INCLUDED_)