src/utils/Browser.ts

   1 /**
   2  * Attributes and methods to help with identifying the current browser and platform.
   3  * @module xterm/utils/Browser
   4  * @license MIT
   5  */
   6
   7 import { contains } from './Generic';
   8
   9 const isNode = (typeof navigator === 'undefined') ? true : false;
  10 const userAgent = (isNode) ? 'node' : navigator.userAgent;
  11 const platform = (isNode) ? 'node' : navigator.platform;
  12
  13 export const isFirefox = !!~userAgent.indexOf('Firefox');
  14 export const isMSIE = !!~userAgent.indexOf('MSIE') || !!~userAgent.indexOf('Trident');
  15
  16 // Find the users platform. We use this to interpret the meta key
  17 // and ISO third level shifts.
  18 // http://stackoverflow.com/q/19877924/577598
  19 export const isMac = contains(['Macintosh', 'MacIntel', 'MacPPC', 'Mac68K'], platform);
  20 export const isIpad = platform === 'iPad';
  21 export const isIphone = platform === 'iPhone';
  22 export const isMSWindows = contains(['Windows', 'Win16', 'Win32', 'WinCE'], platform);
  23 export const isLinux = platform.indexOf('Linux') >= 0;