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@@ -0,0 +1,47 @@
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+import Vue from 'vue'
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+
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+// 在<el-dialog></el-dialog>中进行绑定 v-dialog-drag 即可。
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+Vue.directive('dialog-drag', {
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+ bind(el, binding, vnode, oldVnode) {
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+ const dialogHeaderEl = el.querySelector('.el-dialog__header')
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+ const dragDom = el.querySelector('.el-dialog')
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+ dialogHeaderEl.style.cursor = 'move'
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+
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+ // 获取原有属性 ie dom元素.currentStyle 火狐谷歌 window.getComputedStyle(dom元素, null);
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+ const sty = dragDom.currentStyle || window.getComputedStyle(dragDom, null)
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+
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+ dialogHeaderEl.onmousedown = (e) => {
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+ // 鼠标按下,计算当前元素距离可视区的距离
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+ const disX = e.clientX - dialogHeaderEl.offsetLeft
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+ const disY = e.clientY - dialogHeaderEl.offsetTop
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+
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+ // 获取到的值带px 正则匹配替换
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+ let styL, styT
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+
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+ // 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
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+ if (sty.left.includes('%')) {
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+
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+ styL = +document.body.clientWidth * (+sty.left.replace(/%/g, '') / 100)
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+ styT = +document.body.clientHeight * (+sty.top.replace(/%/g, '') / 100)
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+ } else {
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+ styL = +sty.left.replace(/\px/g, '')
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+ styT = +sty.top.replace(/\px/g, '')
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+ }
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+
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+ document.onmousemove = function(e) {
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+ // 通过事件委托,计算移动的距离
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+ const l = e.clientX - disX
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+ const t = e.clientY - disY
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+
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+ // 移动当前元素
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+ dragDom.style.left = `${l + styL}px`
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+ dragDom.style.top = `${t + styT}px`
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+ }
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+
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+ document.onmouseup = function(e) {
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+ document.onmousemove = null
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+ document.onmouseup = null
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+ }
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+ }
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+ }
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+})
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