这是书上的代码

				; CLW file contains information for the MFC ClassWizard
				
				[General Info]
				Version=1
				ResourceCount=0
				ClassCount=1
				Class1=CShellExt_TxtInfoApp
				LastClass=CShellExt_TxtInfoApp
				LastTemplate=CShellExt_TxtInfoApp
				NewFileInclude1=#include "stdafx.h"
				NewFileInclude2=#include "resource.h"
				ODLFile=ShellExt_TxtInfo.idl
				LastPage=0
				
				
				[CLS:CShellExt_TxtInfoApp]
				Type=0
				HeaderFile=ShellExt_TxtInfo.h
				ImplementationFile=ShellExt_TxtInfo.cpp
				Filter=N
				BaseClass=CWinApp
				VirtualFilter=AC
				LastObject=CShellExt_TxtInfoApp