CFileDialog 多文件

#define DLG_FILTER "ALL Files (*.*)|*.*||" 
#define DLG_EXT   "* " 

CFileDialog dlg(TRUE, _T(DLG_EXT), NULL, OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT | OFN_ALLOWMULTISELECT, _T(DLG_FILTER)); 


if (dlg.DoModal() == IDOK) 
{ 
POSITION pos = dlg.GetStartPosition(); 


while (pos != 0) 
{ 
CString s = dlg.GetNextPathName(pos); 
} 
}