【IMWeb训练营作业】1

来源：互联网发布：d动态壁纸软件编辑：程序博客网时间：2024/05/22 12:14

最终运行效果图

html代码

<!DOCTYPE html><html><head><meta charset="utf-8"><title>作业</title><link rel="stylesheet" type="text/css" href="index.css" /><script src="vue.js" type="text/javascript" charset="utf-8"></script></head><body><div class="page-top"><div class="page-content"><h2>任务计划列表</h2></div></div><div class="main"><h3 class="big-title">添加任务：</h3><input placeholder="例如：吃饭睡觉打豆豆；按回车即可提交" class="task-input" type="text" v-model="todo" v-on:keyup.13="addTodo" /><ul class="task-count" v-show="list.length"><li>{{noCheckeLength}}个任务未完成</li><li class="action" id="tab"><a class="active" href="#all">所有任务</a><a href="#unfinished">未完成的任务</a><a href="#finished">完成的任务</a></li></ul><h3 class="big-title">任务列表：</h3><div class="tasks"><span class="no-task-tip" v-show="!list.length">还没有添加任何任务</span><ul class="todo-list"><li class="todo" :class="{completed: item.isChecked,editing: item === edtorTodos}" v-for="item in filteredList"><div class="view"><input class="toggle" type="checkbox" v-model="item.isChecked" /><label @dblclick="edtorTodo(item)">{{ item.title }}</label><button class="destroy" @click="deleteTodo(item)"></button></div><input v-foucs="edtorTodos === item" class="edit" type="text" v-model="item.title" @blur="edtorTodoed(item)" @keyup.13="edtorTodoed(item)" @keyup.esc="cancelTodo(item)" /></li></ul></div></div><script src="app.js" type="text/javascript" charset="utf-8"></script></script></body></html>

JS代码

//存取localStorage中的数据var store = {save(key, value) {localStorage.setItem(key, JSON.stringify(value));},fetch(key) {return JSON.parse(localStorage.getItem(key)) || [];}}//取出所有的值var list = store.fetch("miaov-new-class");//过滤的时候有三种情况 all finished unfinishedvar filter = {all: function(list) {return list;},finished: function(list) {return list.filter(function(item) {return item.isChecked;})},unfinished: function() {return list.filter(function(item) {return !item.isChecked;})}}var vm = new Vue({el: ".main",data: {list: list,todo: "",edtorTodos: '', //记录正在编辑的数据beforeTitle: '', //记录正在编辑的数据的titlevisibility: "all" //通过这个属性值的变化对数据进行筛选},watch: {//监控list这个属性，当这个属性对应的值发生变化就会执行函数list: {handler: function() {store.save("miaov-new-class", this.list);},deep: true}},computed: {noCheckeLength: function() {return this.list.filter(function(item) {return !item.isChecked}).length},filteredList: function() {//找到了过滤函数，就返回过滤后的数据；如果没有返回所有数据return filter[this.visibility] ? filter[this.visibility](list) : list;}},methods: {addTodo() { //添加任务this.list.push({title: this.todo,isChecked: false});this.todo = '';},deleteTodo(todo) { //删除任务var index = this.list.indexOf(todo);this.list.splice(index, 1);},edtorTodo(todo) { //编辑任务console.log(todo);//编辑任务的时候，记录一下编辑这条任务的title，方便在取消编辑的时候重新给之前的titlethis.beforeTitle = todo.title;this.edtorTodos = todo;},edtorTodoed(todo) { //编辑任务成功this.edtorTodos = '';},cancelTodo(todo) { //取消编辑任务todo.title = this.beforeTitle;this.beforeTitle = '';//让div显示出来，input隐藏this.edtorTodos = '';}},directives: {"foucs": {update(el, binding) {if(binding.value) {el.focus();}}}}});function watchHashChange() {var hash = window.location.hash.slice(1);vm.visibility = hash;}watchHashChange();window.addEventListener("hashchange", watchHashChange);new Vue({    el:'.top_bar',    data:{        selected: null    },    methods:{        choose:function (index) {            this.selected = index        }    }});

css代码

body {    margin:0;    background-color: #fafafa;    font: 14px 'Helvetica Neue', Helvetica, Arial, sans-serif;}h2{    margin:0;    font-size: 12px;}a {    color: #000;    text-decoration: none;}input {    outline: 0;}button {    margin: 0;    padding: 0;    border: 0;    background: none;    font-size: 100%;    vertical-align: baseline;    font-family: inherit;    font-weight: inherit;    color: inherit;    outline: 0;}ul {    padding:0;    margin:0;    list-style: none;}.page-top {    width: 100%;    height: 40px;    background-color: #db4c3f;}.page-content {    width: 50%;    margin: 0px auto;}.page-content h2{    line-height: 40px;    font-size: 18px;    color: #fff;}.main {    width: 50%;    margin: 0px auto;    box-sizing:border-box;}.task-input {    width: 99%;    height:30px;    outline: 0;    border: 1px solid #ccc;}.task-count{    display: flex;    margin:10px 0;}.task-count li {    padding-left: 10px;    flex: 1;    color: #dd4b39;}.task-count li:nth-child(1){    padding: 5px 0 0 10px;}.action {    text-align: center;    display: flex;}.action a {    margin: 0px 10px;    flex: 1;    padding: 5px 0;    color: #777;}.action a:nth-child(3){    margin-right: 0;}.active {    border: 1px solid rgba(175, 47, 47, 0.2);}.tasks {    background-color: #fff;}.no-task-tip {    padding:10px 0 10px 10px;    display: block;    border-bottom: 1px solid #ededed;    color:#777;}.big-title {    color: #222;}.todo-list {    margin: 0;    padding: 0;    list-style: none;}.todo-list li {    position: relative;    font-size: 16px;    border-bottom: 1px solid #ededed;}.todo-list li:hover {    background-color: #fafafa;}.todo-list li.editing {    border-bottom: none;    padding: 0;}.todo-list li.editing .edit {    display: block;    width: 506px;    padding: 13px 17px 12px 17px;    margin: 0 0 0 43px;}.todo-list li.editing .view {    display: none;}.todo-list li .toggle {    text-align: center;    width: 40px;    /* auto, since non-WebKit browsers doesn't support input styling */    height: auto;    position: absolute;    top: 5px;    bottom: 0;    margin: auto 0;    border: none; /* Mobile Safari */    -webkit-appearance: none;    appearance: none;}.toggle {    text-align: center;    width: 40px;    /* auto, since non-WebKit browsers doesn't support input styling */    height: auto;    position: absolute;    top: 5px;    bottom: 0;    margin: auto 0;    border: none; /* Mobile Safari */    -webkit-appearance: none;    appearance: none;} .toggle:after {    content: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="40" height="40" viewBox="-10 -18 100 135"><circle cx="50" cy="50" r="40" fill="none" stroke="#ededed" stroke-width="3"/></svg>');}.toggle:checked:after {    content: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="40" height="40" viewBox="-10 -18 100 135"><circle cx="50" cy="50" r="40" fill="none" stroke="#bddad5" stroke-width="3"/><path fill="#5dc2af" d="M72 25L42 71 27 56l-4 4 20 20 34-52z"/></svg>');}.todo-list li label {    white-space: pre-line;    word-break: break-all;    height: 50px;    line-height: 50px;    margin-left: 45px;    display: block;    transition: color 0.4s;}.todo-list li.completed label {    color: #d9d9d9;    text-decoration: line-through;}.todo-list li .destroy {    display: none;    position: absolute;    top: 0;    right: 10px;    bottom: 0;    width: 40px;    height: 40px;    margin: auto 0;    font-size: 30px;    color: #cc9a9a;    margin-bottom: 11px;    transition: color 0.2s ease-out;}.todo-list li .destroy:hover {    color: #af5b5e;}.todo-list li .destroy:after {    content: '×';}.todo-list li:hover .destroy {    display: block;}.todo-list li .edit {    display: none;}.todo-list li.editing:last-child {    margin-bottom: -1px;}

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