MFC会在窗口显示前调用OnSize

窗口未显示,控件未生成。所以如果在OnSize中使用了GetDlgItem, 要注意返回是否为空指针。似乎在64位Win7上,程序会吞下这个异常,而在32位Win7,程序将会在启动时崩溃。

Leave a Reply

Your email address will not be published. Required fields are marked *