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@@ -19,6 +19,255 @@ Vue.use(Element, {
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size: Cookies.get('size') || 'medium'
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})
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+Vue.directive('dialogDrag', {
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+ bind(el, binding, vnode, oldVnode) {
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+ // console.log(el)
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+ //弹框可拉伸最小宽高
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+ let minWidth = 400;
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+ let minHeight = 300;
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+ //初始非全屏
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+ let isFullScreen = false;
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+ //当前宽高
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+ let nowWidth = 0;
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+ let nowHight = 0;
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+ //当前顶部高度
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+ let nowMarginTop = 0;
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+ //获取弹框头部（这部分可双击全屏）
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+ const dialogHeaderEl = el.querySelector('.el-dialog__header');
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+ //弹窗
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+ const dragDom = el.querySelector('.el-dialog');
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+ //给弹窗加上overflow auto；不然缩小时框内的标签可能超出dialog；
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+ dragDom.style.overflow = "auto";
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+ //清除选择头部文字效果
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+ dialogHeaderEl.onselectstart = new Function("return false");
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+ //头部加上可拖动cursor
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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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+ let moveDown = (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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+ 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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+
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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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+ //将此时的位置传出去
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+ //binding.value({x:e.pageX,y:e.pageY})
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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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+ dialogHeaderEl.onmousedown = moveDown;
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+ // 双击(头部)效果不想要可以注释
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+ dialogHeaderEl.ondblclick = (e) => {
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+ if (isFullScreen == false) {
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+ nowHight = dragDom.clientHeight;
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+ nowWidth = dragDom.clientWidth;
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+ nowMarginTop = dragDom.style.marginTop;
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+ dragDom.style.left = 0;
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+ dragDom.style.top = 0;
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+ dragDom.style.height = "100VH";
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+ dragDom.style.width = "100VW";
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+ dragDom.style.marginTop = 0;
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+ isFullScreen = true;
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+ dialogHeaderEl.style.cursor = 'initial';
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+ dialogHeaderEl.onmousedown = null;
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+ } else {
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+ dragDom.style.height = "auto";
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+ dragDom.style.width = nowWidth + 'px';
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+ dragDom.style.marginTop = nowMarginTop;
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+ isFullScreen = false;
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+ dialogHeaderEl.style.cursor = 'move';
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+ dialogHeaderEl.onmousedown = moveDown;
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+ }
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+ }
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+
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+ //拉伸(右下方)效果不想要可以注释
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+ let resizeEl = document.createElement("div");
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+ dragDom.appendChild(resizeEl);
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+ //在弹窗右下角加上一个10-10px的控制块
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+ resizeEl.style.cursor = 'se-resize';
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+ resizeEl.style.position = 'absolute';
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+ resizeEl.style.height = '10px';
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+ resizeEl.style.width = '10px';
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+ resizeEl.style.right = '0px';
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+ resizeEl.style.bottom = '0px';
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+ resizeEl.style.zIndex = '99';
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+ //鼠标拉伸弹窗
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+ resizeEl.onmousedown = (e) => {
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+ // 记录初始x位置
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+ let clientX = e.clientX;
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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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+ let disX = e.clientX - resizeEl.offsetLeft;
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+ let disY = e.clientY - resizeEl.offsetTop;
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+
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+ document.onmousemove = function (e) {
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+ e.preventDefault(); // 移动时禁用默认事件
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+
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+ // 通过事件委托，计算移动的距离
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+ let x = e.clientX - disX + (e.clientX - clientX);//这里 由于elementUI的dialog控制居中的，所以水平拉伸效果是双倍
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+ let y = e.clientY - disY;
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+ //比较是否小于最小宽高
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+ dragDom.style.width = x > minWidth ? `${x}px` : minWidth + 'px';
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+ dragDom.style.height = y > minHeight ? `${y}px` : minHeight + 'px';
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+ };
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+ //拉伸结束
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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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+ //拉伸(右边)效果不想要可以注释
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+ let resizeElR = document.createElement("div");
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+ dragDom.appendChild(resizeElR);
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+ //在弹窗右下角加上一个10-10px的控制块
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+ resizeElR.style.cursor = 'w-resize';
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+ resizeElR.style.position = 'absolute';
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+ resizeElR.style.height = '100%';
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+ resizeElR.style.width = '10px';
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+ resizeElR.style.right = '0px';
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+ resizeElR.style.top = '0px';
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+ //鼠标拉伸弹窗
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+ resizeElR.onmousedown = (e) => {
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+ let elW = dragDom.clientWidth;
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+ let EloffsetLeft = dragDom.offsetLeft;
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+ // 记录初始x位置
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+ let clientX = e.clientX;
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+ document.onmousemove = function (e) {
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+ e.preventDefault(); // 移动时禁用默认事件
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+ //右侧鼠标拖拽位置
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+ if (clientX > EloffsetLeft + elW - 10 && clientX < EloffsetLeft + elW) {
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+ //往左拖拽
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+ if (clientX > e.clientX) {
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+ if (dragDom.clientWidth < minWidth) {
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+ } else {
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+ dragDom.style.width = elW - (clientX - e.clientX) * 2 + 'px';
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+ }
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+ }
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+ //往右拖拽
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+ if (clientX < e.clientX) {
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+ dragDom.style.width = elW + (e.clientX - clientX) * 2 + 'px';
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+ }
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+ }
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+
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+ };
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+ //拉伸结束
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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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+ //拉伸(左边)效果不想要可以注释
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+ let resizeElL = document.createElement("div");
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+ dragDom.appendChild(resizeElL);
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+ //在弹窗右下角加上一个10-10px的控制块
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+ resizeElL.style.cursor = 'w-resize';
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+ resizeElL.style.position = 'absolute';
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+ resizeElL.style.height = '100%';
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+ resizeElL.style.width = '10px';
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+ resizeElL.style.left = '0px';
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+ resizeElL.style.top = '0px';
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+ //鼠标拉伸弹窗
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+ resizeElL.onmousedown = (e) => {
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+ let elW = dragDom.clientWidth;
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+ let EloffsetLeft = dragDom.offsetLeft;
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+ // 记录初始x位置
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+ let clientX = e.clientX;
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+ document.onmousemove = function (e) {
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+ e.preventDefault(); // 移动时禁用默认事件
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+ //左侧鼠标拖拽位置
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+ if (clientX > EloffsetLeft && clientX < EloffsetLeft + 10) {
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+ //往左拖拽
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+ if (clientX > e.clientX) {
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+ dragDom.style.width = elW + (clientX - e.clientX) * 2 + 'px';
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+ }
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+ //往右拖拽
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+ if (clientX < e.clientX) {
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+ if (dragDom.clientWidth < minWidth) {
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+ } else {
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+ dragDom.style.width = elW - (e.clientX - clientX) * 2 + 'px';
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+
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+ }
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+ }
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+ }
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+
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+ };
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+ //拉伸结束
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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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+ // 拉伸(下边)效果不想要可以注释
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+ let resizeElB = document.createElement("div");
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+ dragDom.appendChild(resizeElB);
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+ //在弹窗右下角加上一个10-10px的控制块
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+ resizeElB.style.cursor = 'n-resize';
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+ resizeElB.style.position = 'absolute';
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+ resizeElB.style.height = '10px';
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+ resizeElB.style.width = '100%';
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+ resizeElB.style.left = '0px';
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+ resizeElB.style.bottom = '0px';
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+ //鼠标拉伸弹窗
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+ resizeElB.onmousedown = (e) => {
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+ let EloffsetTop = dragDom.offsetTop;
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+ let ELscrollTop = el.scrollTop;
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+ let clientY = e.clientY;
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+ let elH = dragDom.clientHeight;
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+ document.onmousemove = function (e) {
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+ e.preventDefault(); // 移动时禁用默认事件
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+ //底部鼠标拖拽位置
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+ if (ELscrollTop + clientY > EloffsetTop + elH - 20 && ELscrollTop + clientY < EloffsetTop + elH) {
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+ //往上拖拽
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+ if (clientY > e.clientY) {
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+ if (dragDom.clientHeight < minHeight) {
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+ } else {
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+ dragDom.style.height = elH - (clientY - e.clientY) * 2 + 'px';
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+ }
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+ }
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+ //往下拖拽
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+ if (clientY < e.clientY) {
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+ dragDom.style.height = elH + (e.clientY - clientY) * 2 + 'px';
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+ }
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+ }
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+ };
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+ //拉伸结束
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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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+
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Vue.config.productionTip = false
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new Vue({
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FinalYu