vue怎么实现记事本

2023-06-29 23:25

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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 &copy; 2021 todolist.cn    </footer>    <script class="lazy" data-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;  }}

vue怎么实现记事本