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DeepSeek No Auto-Scroll

Block auto-scroll in DeepSeek while keeping manual scroll control

  1. // ==UserScript==
  2. // @name         DeepSeek No Auto-Scroll
  3. // @description  Block auto-scroll in DeepSeek while keeping manual scroll control
  4. // @match        *://*.deepseek.com/*
  5. // @version 0.0.1.20250514122428
  6. // @namespace https://greasyfork.org/users/1435046
  7. // ==/UserScript==
  8.  
  9. (function() {
  10.     'use strict';
  11.  
  12.     function applyNoAutoScroll(scrollContainer) {
  13.         Object.defineProperty(scrollContainer, 'scrollTop', {
  14.             set: function() {}, 
  15.             get: () => scrollContainer._realScrollTop || 0,
  16.             configurable: true
  17.         });
  18.         scrollContainer.addEventListener('scroll', () => {
  19.             scrollContainer._realScrollTop = scrollContainer.scrollTop;
  20.         });
  21.     }
  22.  
  23.     // Create and start one observer
  24.     const observer = new MutationObserver(() => {
  25.         const scrollContainers = document.querySelectorAll('div.scrollable');
  26.         scrollContainers.forEach(container => {
  27.             if (!container._noAutoScrollApplied) {
  28.                 container._noAutoScrollApplied = true;
  29.                 applyNoAutoScroll(container);
  30.             }
  31.         });
  32.     });
  33.     observer.observe(document.body, { childList: true, subtree: true });
  34.  
  35.     // Also run once immediately in case containers already exist
  36.     document.querySelectorAll('div.scrollable').forEach(container => {
  37.         if (!container._noAutoScrollApplied) {
  38.             container._noAutoScrollApplied = true;
  39.             applyNoAutoScroll(container);
  40.         }
  41.     });
  42. })();