// ==UserScript==
// @name         去除切换标签页事件
// @namespace    https://github.com/GXhunter/
// @version      1.2
// @description  Removes all visibilitychange, pagehide, and beforeunload events from the page
// @match        *://*/*
// @license MIT
// @grant        unsafeWindow
// @run-at       document-start
// @downloadURL none
// ==/UserScript==

(function () {
    const stopEventPropagation = (event) => {
        event.stopImmediatePropagation()
        event.stopPropagation();
        event.preventDefault();
    };
    unsafeWindow.addEventListener('visibilitychange', stopEventPropagation, true);
    unsafeWindow.addEventListener('pagehide', stopEventPropagation, true);
    unsafeWindow.addEventListener('beforeunload', stopEventPropagation, true);
    unsafeWindow.addEventListener('blur', stopEventPropagation, true);
    unsafeWindow.addEventListener('focus', stopEventPropagation, true);
    unsafeWindow.onfocus = null
    unsafeWindow.onblur = null
    unsafeWindow.onpagehide = null
    unsafeWindow.onbeforeunload = null
})();