account.h

atl方法使用编程实例

// Account.h : Declaration of the CAccount

#ifndef __ACCOUNT_H_
#define __ACCOUNT_H_

#include "resource.h"       // main symbols

/////////////////////////////////////////////////////////////////////////////
// CAccount
class ATL_NO_VTABLE CAccount : 
	public CComObjectRootEx<CComSingleThreadModel>,
	public CComCoClass<CAccount, &CLSID_Account>,
	public IDispatchImpl<IAccount, &IID_IAccount, &LIBID_ATLSAMPLELib>
{
public:
	CAccount():m_balance(1000)
	{
	}

DECLARE_REGISTRY_RESOURCEID(IDR_ACCOUNT)

DECLARE_PROTECT_FINAL_CONSTRUCT()

BEGIN_COM_MAP(CAccount)
	COM_INTERFACE_ENTRY(IAccount)
	COM_INTERFACE_ENTRY(IDispatch)
END_COM_MAP()

// IAccount
public:
	STDMETHOD(Post)(/*[in]*/long lAmount, /*[out,retval]*/BSTR *pbstrResult);
	STDMETHOD(get_Balance)(/*[out, retval]*/ long *pVal);
	STDMETHOD(put_Balance)(/*[in]*/ long newVal);
private:
	long m_balance; 
};

#endif //__ACCOUNT_H_