Is there any way to detect a mouseclick outside a user control?

Question

I\'m creating a custom dropdown box, and I want to register when the mouse is clicked outside the dropdown box, in order to hide it. Is it possible to detect a click outside

Answer 1

You are probably looking for the leave event:

http://msdn.microsoft.com/en-us/library/system.windows.forms.control.leave.aspx

Leave occurs when the input focus leaves the control.