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Blur on inactivity

Blur screen upon inactivity. This is helpful to prevent display sensitive information when you are away from screen. Inactivity time is set to 90 seconds.

当前为 2023-05-11 提交的版本，查看 最新版本。

  1. // ==UserScript== 
  2. // @name        Blur on inactivity
  3. // @description Blur screen upon inactivity. This is helpful to prevent display sensitive information when you are away from screen. Inactivity time is set to 90 seconds.
  4. // @author      Schimon Jehudah, Adv.
  5. // @namespace   i2p.schimon.blur
  6. // @homepageURL https://greasyfork.org/en/scripts/466065-blur-on-inactivity
  7. // @supportURL  https://greasyfork.org/en/scripts/466065-blur-on-inactivity/feedback
  8. // @copyright   2023, Schimon Jehudah (http://schimon.i2p)
  9. // @license     MIT; https://opensource.org/licenses/MIT
  10. // @exclude     devtools://*
  11. // @include     *
  12. // @version     23.04.07
  13. // @run-at      document-end
  14. // @icon        data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxMDAgMTAwIj48dGV4dCB5PSIuOWVtIiBmb250LXNpemU9IjkwIj7wn5al77iPPC90ZXh0Pjwvc3ZnPgo=
  15. // ==/UserScript==
  16.  
  17. // 'unset' is probably the most preferable
  18. const originalFilter = document.body.style.filter;
  19.  
  20. window.addEventListener('keydown',event => {
  21.   document.body.style.filter = originalFilter;
  22. });
  23.  
  24. window.addEventListener('mousemove',event => {
  25.   document.body.style.filter = originalFilter;
  26. });
  27.  
  28. // Source: /questions/24338450/how-to-detect-user-inactivity-with-javascript
  29. onInactive(90000, function () {
  30.   //console.log('Inactivity detected');
  31.   if (document.querySelector('video')) {
  32.     if (document.querySelector('video').paused) {
  33.       document.body.style.filter = 'blur(10px)';
  34.     }
  35.   }
  36. });
  37.  
  38. function onInactive(ms, cb) {
  39.   var wait = setInterval(cb, ms);
  40.   window.ontouchstart = 
  41.   window.ontouchmove = 
  42.   window.onmousemove = 
  43.   window.onmousedown = 
  44.   window.onmouseup = 
  45.   window.onwheel = 
  46.   window.onscroll = 
  47.   window.onkeydown = 
  48.   window.onkeyup = 
  49.   window.onfocus = 
  50.   function () {
  51.     //console.log('clearinterval');
  52.     clearInterval(wait);
  53.     wait = setInterval(cb, ms);
  54.   };
  55. }