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Theater player default in youtube

set youtube player theater mode when open video

当前为 2024-03-13 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name            	Theater player default in youtube
  3. // @namespace       	https://greasyfork.org/users/821661
  4. // @match           	https://www.youtube.com/*
  5. // @grant           	none
  6. // @version         	1.1
  7. // @author          	hdyzen
  8. // @description     	set youtube player theater mode when open video
  9. // @license         	MIT
  10. // ==/UserScript==
  11. 'use strict';
  12.  
  13. // Keyboard Event T
  14. const ev = new KeyboardEvent('keydown', {
  15.     key: 't',
  16.     code: 'KeyT',
  17.     keyCode: 84,
  18.     which: 84,
  19.     altKey: false,
  20.     ctrlKey: false,
  21.     shiftKey: false,
  22.     metaKey: false,
  23. });
  24.  
  25. // Observer
  26. const observer = new MutationObserver(mutations => {
  27.     if (!/https:\/\/www\.youtube\.com\/watch\?.*/.test(location.href)) return;
  28.     const playerContainer = document.querySelector('ytd-watch-flexy:has(.html5-video-container > video)');
  29.     switch (playerContainer?.hasAttribute('theater')) {
  30.         case true:
  31.             observer.disconnect();
  32.             break;
  33.         case false:
  34.             observer.disconnect();
  35.             document.dispatchEvent(ev);
  36.             break;
  37.         default:
  38.             break;
  39.     }
  40. });
  41.  
  42. // Start observer
  43. observer.observe(document.body, {
  44.     childList: true,
  45.     subtree: true,
  46. });