<template> <div class="Drag2"> <div class="box" ref="box"> <div class="topBox"> <div class="left"> sdjklsajdasljdlaskdj </div> <div class="resize" title="左右侧边栏">⋮</div> <div class="mid"> asdjasljdlaskjdasljdas</div> </div> <div title="上下侧边栏" class="move">⋯</div> <div class="downBox"> asjdlasjdaskjdasjdlasl </div> </div> </div> </template> <script> export default { mounted () { this.dragControllerLR() this.dragControllerUD() }, methods: { // 左右拖动事件 dragControllerLR () { const resize = document.getElementsByClassName('resize') const left = document.getElementsByClassName('left') const mid = document.getElementsByClassName('mid') const box = document.getElementsByClassName('topBox') console.log(document.getElementsByClassName('resize')) for (let i = 0; i < resize.length; i++) { // 鼠标按下事件 resize[i].onmousedown = function (e) { // 颜色改变提醒 resize[i].style.background = '#818181' const startX = e.clientX resize[i].left = resize[i].offsetLeft // 鼠标拖动事件 document.onmousemove = function (e) { const endX = e.clientX let moveLen = resize[i].left + (endX - startX) // (endx-startx)=移动的距离。resize[i].left+移动的距离=左边区域最后的宽度 const maxT = box[i].clientWidth - resize[i].offsetWidth // 容器宽度 - 左边区域的宽度 = 右边区域的宽度 if (moveLen < 50) moveLen = 50 // 左边区域的最小宽度为50px if (moveLen > maxT - 150) moveLen = maxT - 150 // 右边区域最小宽度为150px resize[i].style.left = moveLen // 设置左侧区域的宽度 for (let j = 0; j < left.length; j++) { left[j].style.width = moveLen + 'px' mid[j].style.width = box[i].clientWidth - moveLen - 10 + 'px' } } // 鼠标松开事件 // eslint-disable-next-line no-unused-vars document.onmouseup = function (evt) { // 颜色恢复 resize[i].style.background = '#d6d6d6' document.onmousemove = null document.onmouseup = null resize[i].releaseCapture && resize[i].releaseCapture() // 当你不在需要继续获得鼠标消息就要应该调用ReleaseCapture()释放掉 } resize[i].setCapture && resize[i].setCapture() // 该函数在属于当前线程的指定窗口里设置鼠标捕获 return false } } }, // 上下拖动事件 dragControllerUD () { const resize = document.getElementsByClassName('move') const topBox = document.getElementsByClassName('topBox') const topLeft = document.getElementsByClassName('left') const topRigtt = document.getElementsByClassName('mid') const downBox = document.getElementsByClassName('downBox') const box = document.getElementsByClassName('box') console.log(document.getElementsByClassName('move')) for (let i = 0; i < resize.length; i++) { // 鼠标按下事件 resize[i].onmousedown = function (e) { console.log(resize[i].top) // 颜色改变提醒 resize[i].style.background = '#818181' const startY = e.clientY resize[i].top = resize[i].offsetTop // 鼠标拖动事件 document.onmousemove = function (e) { const endY = e.clientY let moveLen = resize[i].top + (endY - startY) // (endY - startY)=移动的距离。resize[i].top+移动的距离=上边区域最后的高度 const maxT = box[i].clientHeight - resize[i].offsetHeight // 容器高度 - 上边区域的高度 = 下边区域的高度 if (moveLen < 50) moveLen = 50 // 上边区域的最小高度为50px if (moveLen > maxT - 150) moveLen = maxT - 150 // 下边区域最小高度为150px resize[i].style.top = moveLen // 设置上边区域的高度 for (let j = 0; j < topBox.length; j++) { topBox[j].style.height = moveLen + 'px' topLeft[j].style.height = moveLen + 'px' topRigtt[j].style.height = moveLen + 'px' downBox[j].style.height = box[i].clientHeight - moveLen - 10 + 'px' } } // 鼠标松开事件 document.onmouseup = function () { // 颜色恢复 resize[i].style.background = '#d6d6d6' document.onmousemove = null document.onmouseup = null resize[i].releaseCapture && resize[i].releaseCapture() // 当你不在需要继续获得鼠标消息就要应该调用ReleaseCapture()释放掉 } resize[i].setCapture && resize[i].setCapture() // 该函数在属于当前线程的指定窗口里设置鼠标捕获 return false } } } } } </script> <style> /* 拖拽相关样式 */ /*包围div样式*/ .box { height: 100vh; width: calc(98vh - 10px); margin: 1% 0px; overflow: hidden; box-shadow: -1px 9px 10px 3px rgba(0, 0, 0, 0.11); } /*左侧div样式*/ .left { width: calc(32% - 10px); /*左侧初始化宽度*/ background: #71ad88; float: left; } /* 拖拽区div样式 */ .resize { cursor: w-resize; float: left; position: relative; top: 45%; background-color: #d6d6d6; border-radius: 5px; width: 10px; height: 50px; background-size: cover; background-position: center; /*z-index: 99999;*/ font-size: 32px; color: white; } /*拖拽区鼠标悬停样式*/ .move:hover { color: #444444; } /*右侧div'样式*/ .mid { float: left; width: 68%; /*右侧初始化宽度*/ background: #f3f3f3; box-shadow: -1px 4px 5px 3px rgba(0, 0, 0, 0.11); /*上方div'样式*/ .topBox { width: 100%; height: 60%; background-color: #3ff53f; display: flex; } /*下方div'样式*/ .downBox { width: 100%; height: calc(40% - 10px); background-color: #f0fd35; display: flex; } /* 拖拽区div样式 */ .move { cursor: s-resize; width: 100%; height: 10px; background-color: #d6d6d6; margin: 0 auto; border-radius: 5px; text-align: center; line-height: 3px; font-size: 32px; color: white; } /*拖拽区鼠标悬停样式*/ .move:hover { color: #444444; } } </style>
标签:style,vue,const,手动,moveLen,上下左右,document,resize,left From: https://www.cnblogs.com/qtfwax/p/18091148