idrawbl.h

VC++串口通信设。本书详细说明讲解了在VC++环境下编写串口通信得过程。值得一看

#ifndef IDRAWBL_H
#define IDRAWBL_H

// Get needed include files
#include "GUIDs.h"

// New interface declaration
DECLARE_INTERFACE_(ISimpleDrawable, IUnknown)
{
  // ISimpleDrawable
  STDMETHOD(Draw) (HDC hDC) PURE;
};

typedef ISimpleDrawable* PISimpleDrawable;

#endif