Block page visibility events smartly
当前为
// ==UserScript==
// @name Block Page Visibility
// @namespace https://www.androidacy.com/?f=disable_pva
// @version 0.2
// @description Block page visibility events smartly
// @author Androidacy
// @match *
// @icon https://www.androidacy.com/wp-content/uploads/cropped-cropped-cropped-cropped-New-Project-32-69C2A87-1-192x192.jpg
// @grant none
// @run-at document-start
// ==/UserScript==
(function() {
'use strict';
// For debugging, run localStorage.setItem('_daua_debug', 'true') in your console
const debug = localStorage.getItem('_daua_debug')
// Intercept all focus events
const origEvtListener = window.addEventListener // eslint-disable-no-undef
window.addEventListener = (a, b, c) => {
if (a === 'blur' || a === 'focus' || a === 'visibilitychange' || a === 'webkitvisiblitychange') {
if (debug) {
console.debug('Nooping eventListener: ', a, b, c)
}
return undefined
} else {
return origEvtListener(a, b, c)
}
}
window.addEventListener.toString = () => {
return origEvtListener.toString()
}
})();