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Block Page Visibility

Block page visibility events smartly

当前为 2022-04-20 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         Block Page Visibility
  3. // @namespace    https://www.androidacy.com/?f=disable_pva
  4. // @version      0.1
  5. // @description  Block page visibility events smartly
  6. // @author       Androidacy
  7. // @match        *
  8. // @icon         https://www.androidacy.com/wp-content/uploads/cropped-cropped-cropped-cropped-New-Project-32-69C2A87-1-192x192.jpg
  9. // @grant        none
  10. // ==/UserScript==
  11.  
  12. (function() {
  13.     'use strict';
  14.     // For debugging, run localStorage.setItem('_daua_debug', 'true') in your console
  15.     const debug = localStorage.getItem('_daua_debug')
  16.     // Intercept all focus events
  17.     const origEvtListener = window.addEventListener // eslint-disable-no-undef
  18.     window.addEventListener = (a, b, c) => {
  19.         if (a === 'blur' || a === 'focus' || a === 'visibilitychange' || a === 'webkitvisiblitychange') {
  20.             if (debug) {
  21.                 console.debug('Nooping eventListener: ', a, b, c)
  22.             }
  23.             return undefined
  24.         } else {
  25.             return origEvtListener(a, b, c)
  26.         }
  27.     }
  28.     window.addEventListener.toString = () => {
  29.         return origEvtListener.toString()
  30.     }
  31. })();