Angular Loading Barでdisabledにしてボタンとかを押せなくさせる方法

xxx.js

angular.module('myApp', ['angular-loading-bar']);

xxx.css

#loading-bar {
  width: 100%;
  height: 100%;
  position: fixed;
  z-index: 99999;
  top: 0px;
  left: 0px;
  pointer-events: all;
  border: none;
  margin: 0px;
  padding: 0px;
  cursor: wait;
  background: rgba(0, 0, 0, 0.7);
}

リファレンス通りなんだけど
https://github.com/chieffancypants/angular-loading-bar/blob/master/README.md