F fly555 Unregistered / Unconfirmed GUEST, unregistred user! 2010-06-11 #1 子窗体是一张单据，总留下了空的单据。如何让关闭主窗体时，提示，这张单据保存或者放弃呢？
无 无条件投降 Unregistered / Unconfirmed GUEST, unregistred user! 2010-06-11 #2 子窗体中截获wm_close消息把，参考http://www.delphibbs.com/delphibbs/dispq.asp?lid=2284310
X xianjun Unregistered / Unconfirmed GUEST, unregistred user! 2010-06-12 #3 你可以在关闭前先把子窗体关掉~主窗体的MDIForms
F fly555 Unregistered / Unconfirmed GUEST, unregistred user! 2010-06-12 #4 问题转移到这里了：http://www.delphibbs.com/delphibbs/dispq.asp?lid=3995141
