comcalculatorobject.h
来自「深入学习VC++得很难得的一本好书 里面配有大量的源代码 并有详细的解释」· C头文件 代码 · 共 55 行
H
55 行
// COMCalculatorObject.h: Definition of the CCOMCalculatorObject class
//
//////////////////////////////////////////////////////////////////////
#if !defined(AFX_COMCALCULATOROBJECT_H__A3726024_F808_42BF_8ECA_C6132B3B399E__INCLUDED_)
#define AFX_COMCALCULATOROBJECT_H__A3726024_F808_42BF_8ECA_C6132B3B399E__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "resource.h" // main symbols
class CCOMInputCheckBase;
class CCOMCalculatorBase;
/////////////////////////////////////////////////////////////////////////////
// CCOMCalculatorObject
class CCOMCalculatorObject :
public IDispatchImpl<ICOMCalculatorObject, &IID_ICOMCalculatorObject, &LIBID_COMCALCULATORLib>,
public ISupportErrorInfo,
public CComObjectRoot,
public CComCoClass<CCOMCalculatorObject,&CLSID_COMCalculatorObject>
{
public:
CCOMCalculatorObject() {}
BEGIN_COM_MAP(CCOMCalculatorObject)
COM_INTERFACE_ENTRY(IDispatch)
COM_INTERFACE_ENTRY(ICOMCalculatorObject)
COM_INTERFACE_ENTRY(ISupportErrorInfo)
END_COM_MAP()
//DECLARE_NOT_AGGREGATABLE(CCOMCalculatorObject)
// Remove the comment from the line above if you don't want your object to
// support aggregation.
DECLARE_REGISTRY_RESOURCEID(IDR_COMCalculatorObject)
// ISupportsErrorInfo
STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid);
// ICOMCalculatorObject
public:
STDMETHOD(Restore)(LPTSTR csFileName, float *pA, float *pB);
STDMETHOD(Divide)(float A,float B,float *pResult);
STDMETHOD(Multiply)(float A,float B,float *pResult);
STDMETHOD(Minus)(float A,float B,float *pResult);
STDMETHOD(Plus)(float A,float B,float *pResult);
protected:
virtual long Calculate(CCOMInputCheckBase*pCheck,
CCOMCalculatorBase *pCalculator,
float *pResult);
long RestoreABvalue(CString csFileName, float *pA, float *pB);
};
#endif // !defined(AFX_COMCALCULATOROBJECT_H__A3726024_F808_42BF_8ECA_C6132B3B399E__INCLUDED_)
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