How to control a BB Learn button to "disable" or "enable"?

Discussion created by zhou.yinghui on Jun 29, 2016
Latest reply on Jun 29, 2016 by Alberto Ruiz

When we create a user or a course, there is a button "submit", we have a requirement to make it grey and disable, then enable it .


Is there any way to do it?

BTW we are using <bbNG:stepSubmit> to submit