1.1 如何通过HWND获得CWnd指针\Demo\Debug\Demo.exe
............................\....\.....\Demo.ilk
............................\....\.....\Demo.obj
............................\....\.....\Demo.pch
............................\....\.....\Demo.pdb
............................\....\.....\Demo.res
............................\....\.....\DemoDlg.obj
............................\....\.....\StdAfx.obj
............................\....\.....\vc60.idb
............................\....\.....\vc60.pdb
............................\....\Demo.cpp
............................\....\Demo.dsp
............................\....\Demo.dsw
............................\....\Demo.h
............................\....\Demo.ncb
............................\....\Demo.opt
............................\....\Demo.plg
............................\....\Demo.rc
............................\....\DemoDlg.cpp
............................\....\DemoDlg.h
............................\....\DemoDoc.cpp
............................\....\DemoDoc.h
............................\....\DemoView.cpp
............................\....\DemoView.h
............................\....\MainFrm.cpp
............................\....\MainFrm.h
............................\....\ReadMe.txt
............................\....\res\Demo.ico
............................\....\...\Demo.rc2
............................\....\...\DemoDoc.ico
............................\....\resource.h
............................\....\StdAfx.cpp
............................\....\StdAfx.h
............................\....\Debug
............................\....\res
............................\Demo
1.1 如何通过HWND获得CWnd指针