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Threads-Volume

设定 Threads 影片的预设音量

  1. // ==UserScript==
  2. // @name         Threads-Volume
  3. // @namespace    threadsVolume
  4. // @version      1.2.0
  5. // @description  Set your Threads videos default volumes
  6. // @description:zh-TW 設定 Threads 影片的預設音量
  7. // @description:zh-CN 设定 Threads 影片的预设音量
  8. // @author       Lin_tsen
  9. // @match        *://*.threads.com/*
  10. // @icon         https://www.google.com/s2/favicons?sz=64&domain=threads.net
  11. // @grant        none
  12. // @license      MIT
  13. // ==/UserScript==
  14.  
  15. console.log("threadsVolumeCustomize");
  16.  
  17. window.addEventListener('load', () => {
  18.     if (!localStorage.getItem('defaultVolume')) {
  19.         localStorage.setItem('defaultVolume', 0.2);
  20.     }
  21.  
  22.     const findVolumeDiv = () => {
  23.         const targetElement = document.querySelector('header') || document.body;
  24.         if (!targetElement) return;
  25.  
  26.         const volumeDiv = document.createElement('div');
  27.         volumeDiv.id = 'volumeDiv';
  28.         volumeDiv.style.display = 'flex';
  29.         volumeDiv.style.alignItems = 'center';
  30.         volumeDiv.style.justifyContent = 'space-between';
  31.         volumeDiv.style.padding = '8px 12px';
  32.         volumeDiv.style.borderRadius = '8px';
  33.         volumeDiv.style.cursor = 'pointer';
  34.         volumeDiv.style.position = 'fixed';
  35.         volumeDiv.style.top = '10px';
  36.         volumeDiv.style.right = '10px';
  37.         volumeDiv.style.zIndex = '9999';
  38.         volumeDiv.style.backgroundColor = 'rgba(0,0,0,0.5)';
  39.         volumeDiv.style.maxHeight = '3vh';
  40.         volumeDiv.style.color = 'white'; // 數字白色，無背景
  41.  
  42.         const volumeTextContainer = document.createElement('div');
  43.         volumeTextContainer.style.overflow = 'hidden';
  44.  
  45.         const volumeText = document.createElement('span');
  46.         volumeText.id = 'volumeText';
  47.         volumeText.style.paddingLeft = '10px';
  48.         volumeText.textContent = 'Volume';
  49.  
  50.         const volumeSelectorContainer = document.createElement('div');
  51.         volumeSelectorContainer.style.display = 'flex';
  52.         volumeSelectorContainer.style.alignItems = 'center';
  53.  
  54.         const volumeSelectorText = document.createElement('span');
  55.         volumeSelectorText.textContent = Math.round(localStorage.getItem('defaultVolume') * 100 || 20); // 顯示整數
  56.         volumeSelectorText.style.marginLeft = '10px';
  57.         volumeSelectorText.style.fontSize = '14px';
  58.         volumeSelectorText.style.minWidth = '30px'; // 保持寬度一致
  59.         volumeSelectorText.style.textAlign = 'center';
  60.  
  61.         const volumeSelectorInput = document.createElement('input');
  62.         volumeSelectorInput.type = 'range';
  63.         volumeSelectorInput.value = localStorage.getItem('defaultVolume') * 100 || 20;
  64.         volumeSelectorInput.min = 0;
  65.         volumeSelectorInput.max = 100;
  66.         volumeSelectorInput.step = 1; // 只顯示整數
  67.         volumeSelectorInput.style.display = 'none';
  68.         volumeSelectorInput.style.cursor = 'ew-resize';
  69.         volumeSelectorInput.style.width = '100px'; // 滑桿寬度
  70.  
  71.         volumeSelectorInput.addEventListener('input', () => {
  72.             let volumeValue = Math.round(volumeSelectorInput.value); // 取整數
  73.             volumeSelectorText.textContent = volumeValue;
  74.             localStorage.setItem('defaultVolume', volumeValue / 100);
  75.         });
  76.  
  77.         // hover 效果
  78.         volumeDiv.addEventListener('mouseenter', () => {
  79.             volumeDiv.style.backgroundColor = '#1A1A1A';
  80.             volumeText.style.color = 'white';
  81.         });
  82.         volumeDiv.addEventListener('mouseleave', () => {
  83.             volumeDiv.style.backgroundColor = 'rgba(0,0,0,0.5)';
  84.             volumeText.style.color = '';
  85.         });
  86.  
  87.         let showVolumeSlider = false;
  88.         volumeDiv.addEventListener('click', (event) => {
  89.             event.stopPropagation();
  90.             showVolumeSlider = !showVolumeSlider;
  91.             volumeSelectorInput.style.display = showVolumeSlider ? 'block' : 'none';
  92.         });
  93.  
  94.         volumeSelectorContainer.appendChild(volumeSelectorText);
  95.         volumeSelectorContainer.appendChild(volumeSelectorInput);
  96.  
  97.         volumeDiv.appendChild(volumeTextContainer);
  98.         volumeDiv.appendChild(volumeSelectorContainer);
  99.         volumeTextContainer.appendChild(volumeText);
  100.  
  101.         targetElement.appendChild(volumeDiv);
  102.     };
  103.  
  104.     setInterval(() => {
  105.         if (!document.getElementById('volumeDiv')) {
  106.             findVolumeDiv();
  107.         }
  108.     }, 1000);
  109.  
  110.     const setVolumeForVideos = () => {
  111.         const defaultVolume = parseFloat(localStorage.getItem('defaultVolume'));
  112.         const videos = document.getElementsByTagName('video');
  113.         for (let i = 0; i < videos.length; i++) {
  114.             videos[i].volume = defaultVolume;
  115.         }
  116.     };
  117.  
  118.     setVolumeForVideos();
  119.  
  120.     new MutationObserver(() => {
  121.         setVolumeForVideos();
  122.     }).observe(document.body, { childList: true, subtree: true });
  123.  
  124. });
  125.  
  126. // / \----------------,
  127. // \_,|               |
  128. //     |    Lin_tsen   |
  129. //     |  ,--------------
  130. //     \_/_____________/

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