Checkbox & its button events in C#

I am working on windows form application where i want to make the event to happen only when the button kept pressed/ clicked by the user else nothing should happen. I am choosing check-box for the same where in properties I changed it to button and then further i want this event to happen so how to do that can someone suggest a path for this.And when I click on this check-box it only gives me the event of checked_changed.