We’ve been working on a project recently in which our designs called for a hover dropdown menu that did not close until the user clicks outside of the drop-down. Creating something like this in jQuery and in a Ruby on Rails app would have been a no-brainer. But I quickly discovered it wasn’t going to be quite so straightforward in our new Ember app.
How to create an 'off' click event - the Ember way
6 Apr 2015