rulechain.h

基于专家系统应用的程序代码 使用vc编程,access为数据库的程序

// RuleChain.h: interface for the RuleChain class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_RULECHAIN_H__23CF5793_1289_4FF5_8A3A_7405D81E3AA3__INCLUDED_)
#define AFX_RULECHAIN_H__23CF5793_1289_4FF5_8A3A_7405D81E3AA3__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000


class RuleNode  
{
	//friend class RuleChain;
	//private:
public:
	RuleNode(CString name,CString premise,CString con,bool flag);
	CString  name,premise,conclusion;
	bool flag;//true表示触发过，false表示没触发
	int type;
	RuleNode* next;
};

class RuleChain  
{//链表没有头结点
private:RuleNode* head;
public:
	RuleNode* getFirstRule();
	RuleNode* nextRule(RuleNode* node);
	CString findCon(CString* facts);
	RuleChain();
	virtual ~RuleChain();
	bool isEmpty();
	void deleteRule(CString* name);    	
	void appendRule(CString& name,CString& pre,CString& con,bool flag);
	void DestroyChain(); 
};


#endif // !defined(AFX_RULECHAIN_H__23CF5793_1289_4FF5_8A3A_7405D81E3AA3__INCLUDED_)