TRY
{

  if(!file->Open(moviename,CFile::modeReadWrite))
  AfxThrowFileException(CFileException::fileNotFound);
}
CATCH(CFileException,e)
{
switch(e->m_cause)
{
case CFileException::fileNotFound:
break;
}
}
END_CATCH   这段小代码怎么不起作用哪,各位指正