executecode.h

我的简易编译器终于在花了近20个工作日后完成了。按照设计是做成一个FormulaEx.dll

// ExecuteCode.h: interface for the CExecuteCode class.
//
//////////////////////////////////////////////////////////////////////
/*
 * Generated by MyEclipse Struts
 * 
 * Written by Yang Huaisheng 
 * Homepage: http://codefan.spaces.live.com
 * version 0.01
 * create at 2006-04-30
 * 
 *  Distribute freely, except: don't remove my name from the source or
 *  documentation (don't take credit for my work), mark your changes (don't
 *  get me blamed for your possible bugs), don't alter or remove this
 *  notice.
 *  No warrantee of any kind, express or implied, is included with this
 *  software; use at your own risk, responsibility for damages (if any) to
 *  anyone resulting from the use of this software rests entirely with the
 *  user.
 * 
 *  Send bug reports, bug fixes, enhancements, requests, flames, etc. to
 *     [e-mail]
 *  
 */

#if !defined(AFX_EXECUTECODE_H__FDE1F1D2_F035_4FF4_B8CB_946E2E90E313__INCLUDED_)
#define AFX_EXECUTECODE_H__FDE1F1D2_F035_4FF4_B8CB_946E2E90E313__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "..\Interface\ConstDef.h"
#include "FormulaModula.h"

class CVarStack  
{
public:
	CVarStack();
	virtual ~CVarStack();
private:
	int m_nDept;
	CArray<PVARITEM,PVARITEM&> m_Stack;
public:
	int GetDept();
	void Push(PVARITEM & pVI);
	PVARITEM Pop();
	PVARITEM GetTop();
	void Clear();
	BOOL IsEmpty();
	PVARITEM operator[](int nInd); 
};

class CExecuteCode  
{
public:
	CExecuteCode();
	virtual ~CExecuteCode();
private:
	VARITEM m_RetVar;
	BOOL	m_bHasRet;
	BOOL	m_RunModule;//FASLE isolate   TRUE inplace
	PFORMUALMODULE m_pFormulaModula;
	PVARITEM GetVarItem(int isn);
	VARTABLE	m_CurVarTable; 
	VARTABLE	m_UsedParentVarTable; 
	int  m_CurFormulaPos;
	CVarStack m_RuntimeStack;
	BOOL RunCurFormula();//if RET then END
	BOOL RunCurFormula2();//if RET then END
	void CallSysFunc();
private:
	CStringList  m_slOutput;
public:
	void SetFormulaModule(PFORMUALMODULE pFM);
	void Run(BOOL bIsInPlace=FALSE);
	PVARITEM GetRetValue();
	CString  GetRetDesc();
	float  GetResult();
	int	 GetOutputSum();
	CString GetOutputDesc(int nInd);
};

#endif // !defined(AFX_EXECUTECODE_H__FDE1F1D2_F035_4FF4_B8CB_946E2E90E313__INCLUDED_)