本篇内容主要讲解“vue怎么实现记事本”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“vue怎么实现记事本”吧!
代码:
<!DOCTYPE html><html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <!-- 引入样式 --> <link rel="stylesheet" href="./css/index.css"></head> <body> <!-- 1.用户输入待办事项,回车后添加到“正在进行”,并清空文本框 2.在“正在进行”列表中单击列表项,添加到 已完成 列表 3.在“已经完成”列表中单击列表项,添加到 正在进行 列表 4.在响应列表项中点击 删除 删除 该项目。 --> <div id="app"> <header> <section> <label for="title"></label> <input type="text" v-model="thing" placeholder="添加ToDo" required="required" autocomplete="off" @keydown.13="add"> </section> </header> <section> <h3>正在进行<span>{{ongoing.length}}</span></h3> <ol id="todolist" class="demo-box"> <li v-for="(item,index) in ongoing" :key="item.id"> <input type="checkbox" @click="addToDone(index)"> {{item.title}} <button @click="delGoing(index)">删除</button> </li> </ol> <h3>已完成<span>{{done.length}}</span></h3> <ul id="donelist"> <li v-for="(item,index) in done" :key="item.id"> <input type="checkbox" checked @click="addToGoing(index)"> {{item.title}} <button @click="delDone(index)">删除</button> </li> </ul> </section> </div> <footer> Copyright © 2021 todolist.cn </footer> <script src="../vue.js"></script> <script> new Vue({ el: "#app", data: { id: 4, //存储用户输入的信息 thing: "", ongoing: [{ id: 1, title: "吃饭" }, { id: 2, title: "睡觉" }], //已经完成 列表 done: [{ id: 3, title: "打豆豆" }] }, methods: { //添加到待办事项 add() { //组装一个对象,将对象添加到ongoing数组中。 let obj = { id: this.id, title: this.thing }; //新的对象产生,id自增,防止id重复。 this.id++; this.ongoing.push(obj); //将thing的值设置为空,则输入框自动清空 this.thing = ""; }, //添加到已经完成 addToDone(index) { //将点击的数据 从ongoing 删除,添加到 Done中 //splice(index,1)从index开始,删除一个元素。 splice会返回被删除的元素组成的数组。 this.done.push(this.ongoing.splice(index, 1)[0]) }, addToGoing(index) { this.ongoing.push(this.done.splice(index, 1)[0]) }, delGoing(index) { this.ongoing.splice(index, 1) }, delDone(index) { this.done.splice(index, 1) } } }) </script></body> </html>
样式部分
body { margin: 0; padding: 0; font-size: 16px; background: #CDCDCD;} header { height: 50px; background: #333; background: rgba(47, 47, 47, 0.98);} section { margin: 0 auto;} label { float: left; width: 100px; line-height: 50px; color: #DDD; font-size: 24px; cursor: pointer; font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;} header input { float: right; width: 60%; height: 24px; margin-top: 12px; text-indent: 10px; border-radius: 5px; box-shadow: 0 1px 0 rgba(255, 255, 255, 0.24), 0 1px 6px rgba(0, 0, 0, 0.45) inset; border: none} input:focus { outline-width: 0} h3 { position: relative;} span { position: absolute; top: 2px; right: 5px; display: inline-block; padding: 0 5px; height: 20px; border-radius: 20px; background: #E6E6FA; line-height: 22px; text-align: center; color: #666; font-size: 14px;} ol,ul { padding: 0; list-style: none;} li input { position: absolute; top: 2px; left: 10px; width: 22px; height: 22px; cursor: pointer;} p { margin: 0;} li p input { top: 3px; left: 40px; width: 70%; height: 20px; line-height: 14px; text-indent: 5px; font-size: 14px;} li { height: 32px; line-height: 32px; background: #fff; position: relative; margin-bottom: 10px; padding: 0 45px; border-radius: 3px; border-left: 5px solid #629A9C; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.07);} ol li { cursor: move;} ul li { border-left: 5px solid #999; opacity: 0.5;} li a { position: absolute; top: 2px; right: 5px; display: inline-block; width: 14px; height: 12px; border-radius: 14px; border: 6px double #FFF; background: #CCC; line-height: 14px; text-align: center; color: #FFF; font-weight: bold; font-size: 14px; cursor: pointer;} li button{ position: absolute; right: 10px; top: 50%; transform: translateY(-50%);} footer { color: #666; font-size: 14px; text-align: center;} @media screen and (max-device-width: 620px) { section { width: 96%; padding: 0 2%; }} @media screen and (min-width: 620px) { section { width: 600px; padding: 0 10px; }}
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