Always focus

Always keeps page in a focused/active state

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Always focus 
// @namespace    http://tampermonkey.net/
// @version      0.3
// @description  Always keeps page in a focused/active state 
// @author       Yui-Koi
// @match        *://*/*
// @grant        none
// @run-at       document-start
// @license      GNU GPLv3
// ==/UserScript==

(function() {
    'use strict';
    
    const originalAddEventListener = EventTarget.prototype.addEventListener;
    const originalDispatchEvent = EventTarget.prototype.dispatchEvent;
    
    Object.defineProperty(Document.prototype, 'visibilityState', {
        get: function() {
            return 'visible';
        }
    });
    
    Object.defineProperty(Document.prototype, 'hidden', {
        get: function() {
            return false;
        }
    });
    
    const blockedEvents = ['visibilitychange', 'blur', 'focusout'];
    
   EventTarget.prototype.addEventListener = function(type, listener, options) {
        if (!blockedEvents.includes(type)) {
            originalAddEventListener.call(this, type, listener, options);
        }
    };
    
    EventTarget.prototype.dispatchEvent = function(event) {
        if (!blockedEvents.includes(event.type)) {
            return originalDispatchEvent.call(this, event);
        }
        return true;
    };
    
    console.log('Always focus script is running!');
})();