| 提交 | 用户 | 时间 | ||
| e57a89 | 1 | import Vue from 'vue' |
| 懒 | 2 | |
| 3 | // v-dialogpop-up: 弹窗拖拽 | |
| 4 | Vue.directive('dialogpop-up', { | |
| 5 | bind(el, binding, vnode, oldVnode) { | |
| 6 | const dialogHeaderEl = el.querySelector('.el-dialog__header')//el-dialog和header之间是两个下划线 | |
| 7 | const dragDom = el.querySelector('.el-dialog') | |
| 8 | dialogHeaderEl.style.cursor = 'move' | |
| 9 | ||
| 10 | // 获取原有属性 ie dom元素.currentStyle 火狐谷歌 window.getComputedStyle(dom元素, null); | |
| 11 | const sty = dragDom.currentStyle || window.getComputedStyle(dragDom, null) | |
| 12 | ||
| 13 | dialogHeaderEl.onmousedown = (e) => { | |
| 14 | // 鼠标按下，计算当前元素距离可视区的距离 | |
| 15 | const disX = e.clientX - dialogHeaderEl.offsetLeft | |
| 16 | const disY = e.clientY - dialogHeaderEl.offsetTop | |
| 17 | ||
| 18 | // 获取到的值带px 正则匹配替换 | |
| 19 | let styL, styT | |
| 20 | ||
| 21 | // 注意在ie中 第一次获取到的值为组件自带50% 移动之后赋值为px | |
| 22 | if (sty.left.includes('%')) { | |
| 23 | styL = +document.body.clientWidth * (+sty.left.replace(/\%/g, '') / 100) | |
| 24 | styT = +document.body.clientHeight * (+sty.top.replace(/\%/g, '') / 100) | |
| 25 | } else { | |
| 26 | styL = +sty.left.replace(/\px/g, '') | |
| 27 | styT = +sty.top.replace(/\px/g, '') | |
| 28 | } | |
| 29 | ||
| 30 | document.onmousemove = function(e) { | |
| 31 | // 通过事件委托，计算移动的距离 | |
| 32 | const l = e.clientX - disX | |
| 33 | const t = e.clientY - disY | |
| 34 | ||
| 35 | // 移动当前元素 | |
| 36 | dragDom.style.left = `${l + styL}px` | |
| 37 | dragDom.style.top = `${t + styT}px` | |
| 38 | ||
| 39 | // 将此时的位置传出去 | |
| 40 | // binding.value({x:e.pageX,y:e.pageY}) | |
| 41 | } | |
| 42 | ||
| 43 | document.onmouseup = function(e) { | |
| 44 | document.onmousemove = null | |
| 45 | document.onmouseup = null | |
| 46 | } | |
| 47 | } | |
| 48 | } | |
| 49 | }) | |
| 50 | ||
| 51 | // v-dialogDragWidth: 弹窗宽度拖大 拖小 | |
| 52 | Vue.directive('dialogDragWidth', { | |
| 53 | bind(el, binding, vnode, oldVnode) { | |
| 54 | const dragDom = binding.value.$el.querySelector('.el-dialog') | |
| 55 | ||
| 56 | el.onmousedown = (e) => { | |
| 57 | // 鼠标按下，计算当前元素距离可视区的距离 | |
| 58 | const disX = e.clientX - el.offsetLeft | |
| 59 | ||
| 60 | document.onmousemove = function(e) { | |
| 61 | e.preventDefault() // 移动时禁用默认事件 | |
| 62 | ||
| 63 | // 通过事件委托，计算移动的距离 | |
| 64 | const l = e.clientX - disX | |
| 65 | dragDom.style.width = `${l}px` | |
| 66 | } | |
| 67 | ||
| 68 | document.onmouseup = function(e) { | |
| 69 | document.onmousemove = null | |
| 70 | document.onmouseup = null | |
| 71 | } | |
| 72 | } | |
| 73 | } | |
| 74 | }) | |
