Thanks for your reply,I had some code from internet to forbid such as usb,floppy,cdrom.but I have not find a way to forbid printer or forbid print function. The aim of the program is that I have to write it for my leader required it ,that is a reason.

In my program I want to control other programs to use printer,I want to forbit the other programs' print function.that's what I want.Would you give me some advices?

how can I forbid the user to use print function. Is there any suggestions? I find it's no use to forbid printer like forbid a floppy.thanks.

How to forbid the user to terminate my program.(in taskmgr). Can I accomplish that to promote the process privilege.Thanks for your help.

Hi,I have a sdi multiview program,when i successful display the second CListView.I found that the scroll bar was not work,I can handle OnInitialupdate() after listview create ,the Listview's column was displayed,but how can I handle with the Listview's scroll bar.Anyone can help?thanks.

thank you very much.

How can I get the ip that visiting my sharefolder which api will be helpful? thanks.

I use CButtonST Class to enhance checkbox in Dialog. but according to the example of CButtonST ,I can't success. who know why? thanks.forgive my poor english. //dlg.h CButtonST m_chkCheckbox; //dlg.cpp DDX_Control(pDX, IDC_CHECK, m_chkCheckbox); BOOL CDlgDisk::OnInitDialog() { CDialog::OnInitDialog(); m_chkCheckbox.SetIcon(IDI_LEDON,IDI_LEDOFF); return TRUE; }