<template> <div> <div> <ul> <!-- data-type=0 隐藏删除按钮 data-type=1 显示删除按钮 --> <li v-for="(item,index) in lists " data-type="0" :key="index"> <!-- "touchstart" 当手指触摸屏幕时候触发 "touchend" 当手指从屏幕上离开的时候触发 "capture" 用于事件捕获--> <div @touchstart.capture="touchStart" @touchend.capture="touchEnd" @click="oneself"> <div> <img :src="item.imgUrl" alt /> <div> <div>{{item.title}}</div> <div>{{item.subheading}}</div> <div>{{item.faddish}}</div> <div>{{item.price}}</div> </div> </div> </div> <div @click="remove" :data-index="index">删除</div> </li> </ul> </div> </div> </template> <script> export default { name: "index", data() { return { lists: [ { title: "标题1", imgUrl: "https://z3.ax1x.com/2021/05/18/gfwKHg.jpg", subheading: "副标题1", faddish: "爆款", price: "￥12.00", }, { title: "标题2", imgUrl: "https://z3.ax1x.com/2021/05/18/gfwKHg.jpg", subheading: "副标题2", faddish: "爆款", price: "￥58.00", }, { title: "标题3", imgUrl: "https://z3.ax1x.com/2021/05/18/gfwKHg.jpg", subheading: "副标题3", faddish: "爆款", price: "￥99.99", }, { title: "标题4", imgUrl: "https://z3.ax1x.com/2021/05/18/gfwKHg.jpg", subheading: "副标题4", faddish: "爆款", price: "￥88.32", }, { title: "标题5", imgUrl: "https://z3.ax1x.com/2021/05/18/gfwKHg.jpg", subheading: "副标题5", faddish: "爆款", price: "￥9999.99", }, ], startX: 0, //滑动开始 endX: 0, //滑动结束 }; }, methods: { // 向左滑动出现删除按钮时，点击商品信息区域取消删除 oneself() { if (this.checkSlide()) { this.restSlide(); } else { // 点击商品信息弹出弹框 alert("hello Word!"); } }, //滑动开始 touchStart(e) { // 记录初始位置 this.startX = e.touches[0].clientX; }, //滑动结束 touchEnd(e) { // 当前滑动的父级元素 let parentElement = e.currentTarget.parentElement; // 记录结束位置 this.endX = e.changedTouches[0].clientX; // 左滑大于30距离删除出现 if (parentElement.dataset.type == 0 && this.startX - this.endX > 30) { this.restSlide(); parentElement.dataset.type = 1; } // 右滑 if (parentElement.dataset.type == 1 && this.startX - this.endX < -30) { this.restSlide(); parentElement.dataset.type = 0; } this.startX = 0; this.endX = 0; }, //判断当前是否有滑块处于滑动状态 checkSlide() { let listItems = document.querySelectorAll(".li_vessel"); for (let i = 0; i < listItems.length; i++) { if (listItems[i].dataset.type == 1) { return true; } } return false; }, //复位滑动状态 restSlide() { let listItems = document.querySelectorAll(".li_vessel"); // 复位 for (let i = 0; i < listItems.length; i++) { listItems[i].dataset.type = 0; } }, //删除数据信息 remove(e) { // 当前索引值 let index = e.currentTarget.dataset.index; // 复位 this.restSlide(); // 删除数组lists中一个数据 this.lists.splice(index, 1); }, }, }; </script> <style> * { /* 消除默认内外边距 */ margin: 0; padding: 0; } body { background: rgb(246, 245, 250); } .biggestBox { overflow: hidden; /*超出部分隐藏*/ } ul { /* 消除 ul 默认样式 */ list-style: none; padding: 0; margin: 0; } .li_vessel { /* 全部样式 0.2秒 缓动*/ transition: all 0.2s; } /* =0隐藏 */ .li_vessel[data-type="0"] { transform: translate3d(0, 0, 0); } /* =1显示 */ .li_vessel[data-type="1"] { /* -64px 设置的越大可以左滑的距离越远，最好与下面删除按钮的宽度以及定位的距离设置一样的值*/ transform: translate3d(-64px, 0, 0); } /* 删除按钮 */ .li_vessel .removeBtn { width: 64px; height: 103px; background: #ff4949; font-size: 16px; color: #fff; text-align: center; line-height: 22px; position: absolute; top: 0px; right: -64px; line-height: 103px; text-align: center; border-radius: 2px; } /* 左边的图片样式 */ .contant { overflow: hidden; /*消除图片带来的浮动*/ padding: 10px; background: #ffffff; } .contant .image { width: 80px; height: 80px; border-radius: 4px; float: left; } /* 右边的文字信息样式 */ .rightBox { overflow: hidden; padding-left: 8px; } .rightBox div:first-child { font-weight: bold; } .rightBox div:nth-child(2) { margin-top: 4px; font-size: 14px; } .rightBox div:nth-child(3) { width: 24px; background: rgb(219, 91, 113); color: white; font-size: 12px; text-align: center; padding: 2px 4px 2px 4px; margin-left: auto; } .rightBox div:last-child { color: red; font-size: 14px; font-weight: bold; } </style>