关于这三句代码的用途!
deskIconHWnd = FindWindow(_T("Progman"), _T("Program Manager")) ;
deskIconHWnd = FindWindowEx(deskIconHWnd, NULL, _T("SHELLDLL_DefView"),NULL) ;
deskIconHWnd = FindWindowEx(deskIconHWnd, NULL, _T("SysListView32"), _T("FolderView")) ;
最终得到的是什么句柄啊?