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禁止滚动
// ==UserScript==
// @name DisableScrollScript
// @namespace http://tampermonkey.net/
// @version 2024.11.18.4
// @description 禁止滚动
// @author 荷塘月色
// @include *://*
// @grant none
// @license MIT
// ==/UserScript==
(function() {
const wrapper = document.createElement('div')
document.body.appendChild(wrapper)
wrapper.classList.add('custom-wrapper')
const dragEl = document.createElement('div')
dragEl.classList.add('custom-drag-element')
const defaultStyleClass = document.createElement('style')
const hiddenStyleClass = document.createElement('style')
const button = document.createElement('button')
wrapper.appendChild(button)
wrapper.appendChild(dragEl)
document.head.appendChild(defaultStyleClass)
button.innerText = '锁定'
button.classList.add('custom-button')
const offset = { x: 0, y: 0 }
let isDragging = false
dragEl.addEventListener('touchstart', e => {
isDragging = true
const touch = e.touches[0] // 获取第一个触摸点
offset.x = touch.clientX - wrapper.getBoundingClientRect().left
offset.y = touch.clientY - wrapper.getBoundingClientRect().top
e.preventDefault()
})
dragEl.addEventListener('mousedown', (ev) => {
isDragging = true
offset.x = ev.clientX - wrapper.getBoundingClientRect().left
offset.y = ev.clientY - wrapper.getBoundingClientRect().top
})
document.addEventListener('mousemove', function(e) {
if (isDragging) {
wrapper.style.left = (e.clientX - offset.x) + 'px'
wrapper.style.top = (e.clientY - offset.y) + 'px'
}
})
document.addEventListener('mouseup', function() {
isDragging = false
})
document.addEventListener('touchmove', function(e) {
if (isDragging) {
const touch = e.touches[0] // 获取第一个触摸点
wrapper.style.left = (touch.clientX - offset.x) + 'px'
wrapper.style.top = (touch.clientY - offset.y) + 'px'
}
})
document.addEventListener('touchend', function() {
isDragging = false
})
button.addEventListener('click', () => {
if (document.head.contains(hiddenStyleClass)) {
document.head.removeChild(hiddenStyleClass)
button.innerText = '锁定'
} else {
document.head.appendChild(hiddenStyleClass)
button.innerText = '解锁'
}
})
function Camel2Kebab(string) {
return string.replace(/([a-z])([A-Z])/g, '$1-$2').toLowerCase()
}
/* 通用 JSON 转 CSS 方法 */
function Json2Css(complexStyleObject) {
let cssString = ''
for (const selector in complexStyleObject) {
if (selector.startsWith('@')) { /* 处理媒体查询和其他@规则 */
cssString += `${selector} { `
for (const innerSelector in complexStyleObject[selector]) {
cssString += `${innerSelector} { `
const styles = complexStyleObject[selector][innerSelector]
for (const prop in styles) {
cssString += `${Camel2Kebab(prop)}: ${styles[prop]}; `
}
cssString += '} '
}
cssString += '} '
} else {
cssString += `${selector} { `
const styles = complexStyleObject[selector]
for (const prop in styles) {
cssString += `${Camel2Kebab(prop)}: ${styles[prop]}; `
}
cssString += '} '
}
}
return cssString
}
const hiddenStylesJSON = {
'*': {
// 'overflow': 'hidden !important',
// 'touch-action': 'none'
}
}
hiddenStyleClass.innerHTML = `${Json2Css(hiddenStylesJSON)}`
const defaultStylesJSON = {
'.custom-wrapper': {
'zIndex': '10000',
'position': 'fixed',
'top': '10px',
'left': '10px',
'padding': '4px',
'display': 'flex',
'flexDirection': 'column',
'gap': '4px',
'background': 'rgb(255,255,255)',
'border-radius': '2px',
'border': '1px solid #666',
'box-sizing': 'border-box',
},
'.custom-button': {
'padding': '0.25em 1em',
// 'border-radius': '4px 4px 0 0',
'border-radius': '2px',
'border': '1px solid #666',
'cursor': 'pointer',
'color': '#333',
'font-size': '0.875em',
'box-sizing': 'border-box',
},
'.custom-drag-element': {
'width': '100%',
'height': '6px',
'background': 'rgba(0,0,0,0.25)',
'border': '1px solid #666',
// 'border-radius': '0 0 4px 4px',
'border-radius': '2px',
'cursor': 'pointer',
'box-sizing': 'border-box',
}
}
defaultStyleClass.innerHTML = `${Json2Css(defaultStylesJSON)}`
function preventScroll(e) {
if (document.head.contains(hiddenStyleClass))
e.preventDefault()
}
window.addEventListener('wheel', preventScroll, { passive: false }) // 鼠标滚轮
window.addEventListener('touchmove', preventScroll, { passive: false }) // 移动设备触摸滑动
// 确保按钮能在页面里
setInterval(() => {
if (!document.body.contains(wrapper)) {
document.body.appendChild(wrapper)
}
}, 100)
})()