Input focus dynamically as an AngularJS directive

angular-ng-focus.js

angular.module('ng').directive('ngFocus', function($timeout) {
  return {
    link: function ( scope, element, attrs ) {
      scope.$watch( attrs.ngFocus, function ( val ) {
        if ( angular.isDefined( val ) && val ) {
          $timeout( function () { element[0].focus(); } );
        }
      }, true);

      element.bind('blur', function () {
        if ( angular.isDefined( attrs.ngFocusLost ) ) {
          scope.$apply( attrs.ngFocusLost );

        }
      });
    }
  };
});

Example: http://jsfiddle.net/ANfJZ/39/

Source: http://stackoverflow.com/questions/14859266/input-autofocus-attribute