这是一本学习 window编程的很好的参考教材

				// MainDLL.h : main header file for the MAINDLL DLL
				//
				
				#if !defined(AFX_MAINDLL_H__9E71AD7B_0A7D_11D6_8572_000102E26765__INCLUDED_)
				#define AFX_MAINDLL_H__9E71AD7B_0A7D_11D6_8572_000102E26765__INCLUDED_
				
				#if _MSC_VER > 1000
				#pragma once
				#endif // _MSC_VER > 1000
				
				#ifndef __AFXWIN_H__
					#error include 'stdafx.h' before including this file for PCH
				#endif
				
				#include "resource.h"		// main symbols
				
				/////////////////////////////////////////////////////////////////////////////
				// CMainDLLApp
				// See MainDLL.cpp for the implementation of this class
				//
				
				class CMainDLLApp : public CWinApp
				{
				public:
					CMainDLLApp();
				
				// Overrides
					// ClassWizard generated virtual function overrides
					//{{AFX_VIRTUAL(CMainDLLApp)
					//}}AFX_VIRTUAL
				
					//{{AFX_MSG(CMainDLLApp)
						// NOTE - the ClassWizard will add and remove member functions here.
						//    DO NOT EDIT what you see in these blocks of generated code !
					//}}AFX_MSG
					DECLARE_MESSAGE_MAP()
				};
				
				
				/////////////////////////////////////////////////////////////////////////////
				
				//{{AFX_INSERT_LOCATION}}
				// Microsoft Visual C++ will insert additional declarations immediately before the previous line.
				
				#endif // !defined(AFX_MAINDLL_H__9E71AD7B_0A7D_11D6_8572_000102E26765__INCLUDED_)