Vuejs 页面的区域化与组件封装的实现

|- book.vue // 图书展示页面
 |-- BookList.vue // 图书列列表组件

// 引入组件
import BookList from '../../components/bookList/BookList.vue';

// 注册组件
components:{
 BookList,
},

// 使用组件
<book-list></book-list>

|- book.vue - html 页面
 <template> 
  <div>
  <h2>欢迎来到波波图书馆!</h2>
     
  <!-- 推荐读书 -->
  <section class="box recommend-book">
   <!-- 大家注意 :books 是BookList.vue组件里图书对象数组 heading 是传给组件的标题 -->
   <book-list :books="recommendArray" heading="推荐图书"></book-list>
  </section>

  <!-- 最新图书 -->
  <section class="box update-book">
   <!-- 大家注意 :books 是BookList.vue组件里图书对象数组 heading 是传给组件的标题 -->
   <book-list :books="updateBookArray" heading="最新图书"></book-list>
  </section>

  </div>
 </template>

|- book.vue - js 
<script>
 import BookList from '../../components/bookList/BookList.vue';
 export default({
  data(){
    return {

    // 推荐图书
    recommendArray:[
     {
      id:1,
      img_url: 'https://ss2.baidu.com/6ONYsjip0QIZ8tyhnq/it/u=671627465,1455045194&fm=173&s=23A2F3039C930EC41A2DB9090300D093&w=640&h=427&img.JPEG',
      book_name:'Vuejs-1',
      book_author:'liangfengbo',
     },

     {
      id:2,
      img_url: 'https://ss2.baidu.com/6ONYsjip0QIZ8tyhnq/it/u=671627465,1455045194&fm=173&s=23A2F3039C930EC41A2DB9090300D093&w=640&h=427&img.JPEG',
      book_name:'Vuejs-2',
      book_author:'liangfengbo',

     },

     {
      id:3,
      img_url: 'https://ss2.baidu.com/6ONYsjip0QIZ8tyhnq/it/u=671627465,1455045194&fm=173&s=23A2F3039C930EC41A2DB9090300D093&w=640&h=427&img.JPEG',
      book_name:'Vuejs-3',
      book_author:'liangfengbo',

     },
    ],

    // 最新图书
    updateBookArray:[
     {
      id:5,
      img_url: 'https://ss2.baidu.com/6ONYsjip0QIZ8tyhnq/it/u=671627465,1455045194&fm=173&s=23A2F3039C930EC41A2DB9090300D093&w=640&h=427&img.JPEG',
      book_name:'Vuejs-5',
      book_author:'liangfengbo',

     },

     {
      id:6,
      img_url: 'https://ss2.baidu.com/6ONYsjip0QIZ8tyhnq/it/u=671627465,1455045194&fm=173&s=23A2F3039C930EC41A2DB9090300D093&w=640&h=427&img.JPEG',
      book_name:'Vuejs-6',
      book_author:'liangfengbo',

     },
     {
      id:7,
      img_url: 'https://ss2.baidu.com/6ONYsjip0QIZ8tyhnq/it/u=671627465,1455045194&fm=173&s=23A2F3039C930EC41A2DB9090300D093&w=640&h=427&img.JPEG',
      book_name:'Vuejs-7',
      book_author:'liangfengbo',

     },
    ],
   }
  },

  // 引入组件
  components:{
   BookList,
  },

  methods : {
     
  },
 })
</script>

|- book.vue - css
<style>
 *{
  margin: 0;
  padding: 0;
 }
 li{
  list-style:none;
 }
  .box{
  height: auto;
  border-bottom: 1px solid #efefef;
  margin: 10px 0;
  padding: 5px 0;
 }
</style> 

|- 组件 - BookList.vue - html
<template>
 <div>
  <!-- 头部 -->
  <!--这个是页面传来的标题 -->
  <h3 class="heading">{{heading}}</h3>
  <!-- 列表 -->
  <article class="book-list">
   <!-- 遍历图书数据 -->
   <li v-for="book in books">

    <router-link :to="{ name:'BookDetail',params:{ id: book.id }}">
     ![](book.img_url) <!-- 图书图片 -->
     {{book.book_name}} <!-- 图书名字 -->
    </router-link>

   </li>   
   </article>
 </div>
</template>

<script>
 export default({
  // props 数据传递的意思
  props:[
   'heading',//标题
   'books',//图书对象数组
  ],
  data(){
   return {
  
   }
  },
  methods : {
     
  },
 })
</script>

<style scoped>
  /*图书列表*/
 .book-list {
  width:100%;
  height:128px;
  display: flex;
  justify-content: space-around;
 }
 .heading {
  border-left: 4px solid #333;
  margin: 10px 0;
  padding-left: 4px;
 }
 .book-list li {
  width:80px;
  height: 100%;
  flex:1;
  margin:0 10px;

 }

 .book-list li img{
  height: 100px;
  width: 100%;
 }
 .book-list li a{
  text-align: center;
  font-size: 12px;
  text-decoration: none;
  display: inline-block;
  width: 100%;
 }
</style>

<start-set-timeout seconds=60 ref="contTimer"></start-set-timeout>

// 调用时加一个定时器
setTimeout(() => {
 this.$refs.contTimer.countTime(60)
}, 20)