parsing.h

简单的有穷自动机词法分析

// Parsing.h: interface for the CParsing class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_PARSING_H__4997981B_2297_45EC_A743_30F749B0248D__INCLUDED_)
#define AFX_PARSING_H__4997981B_2297_45EC_A743_30F749B0248D__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include  "stack.h"
#include "Classes.h"
class CParsing  
{
private:
	CStack m_stackData;    //操作数据栈
	CStack m_stackOperator;//运算符栈
//	int    m_nStackDepth; //栈的深度
	int    m_priorityTable[7][7];//优先表

	SStackNode *m_pStackNode;//优先分析的结构指针
	int    m_nNodeLength;    //优先分析结构的数据长度
	//int    m_iSentenceStartPos;//当前分析语句的开始位置
public:
	CParsing();
	virtual ~CParsing();
	void     Create(SResultNode *pNode,int nLength);//接受词法分析的结果，构造对应的栈结构数据类型
	bool     PerSentenceAnalyzing(int iBeginPos,int iEndPos);//语句分析
	void     ProgramAnalyzing();//整个程序分析
	void     Destroy();
	void     display();
	//void     Create(SResultNode *pNode,int nLength);//接受词法分析的结果，构造对应的栈结构数据类型
};

#endif // !defined(AFX_PARSING_H__4997981B_2297_45EC_A743_30F749B0248D__INCLUDED_)