a11y-focus-scope
Accessibility util for scoping focus to an element.
Installation
$ npm install --save a11y-focus-scope
Import
In SystemJS configuration file add the following line in paths:
'a11y-focus-scope': 'node_modules/eng-a11y-focus-scope/index.js'
In your Component add the following lines in imports:
;
Usage
documentbodyinnerHTML = ` Outer Button Inner Button `; var container = document;var innerButton = document;var outerButton = document; ;// document.activeElement === container; innerButton;// document.activeElement === innerButton; outerButton;// document.activeElement === container; ;outerButton;// document.activeElement === outerButton;