Created
August 21, 2020 13:52
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/// disable-pageview-api.js | |
// Based on: https://addons.mozilla.org/firefox/addon/disable-page-visibility/ | |
// License: http://www.opensource.org/licenses/bsd-license.php | |
(function(){ | |
// visibilitychange events are captured and stopped | |
document.addEventListener("visibilitychange", function(e) { | |
e.stopImmediatePropagation(); | |
}, true); | |
// document.visibilityState always returns false | |
Object.defineProperty(Document.prototype, "hidden", { | |
get: function hidden() { | |
return false; | |
}, | |
enumerable: true, | |
configurable: true | |
}); | |
// document.visibilityState always returns "visible" | |
Object.defineProperty(Document.prototype, "visibilityState", { | |
get: function visibilityState() { | |
return "visible"; | |
}, | |
enumerable: true, | |
configurable: true | |
}); | |
})() |
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