Angular communication between controllers and directives

Question

I have this piece of code which allows a user to leave comments on a list of items. I created a directive and listen to keydown in order to let the user submit a comment if

Answer 1

you don't need to write a directive, if you want to use ng-keydown..

example:

template:

controller: -- written in coffeescript

$scope.checkKeyCode = ($event)->
  if $event.keyCode == 13 and $scope.myText?
    $scope.doSomething()