美文网首页
关于element-ui分页组件的二次封装

关于element-ui分页组件的二次封装

作者: 灬深碍灬 | 来源:发表于2021-01-22 14:20 被阅读0次

对分页内容的二次封装,传入参数更简单直接,只有总数、当前页、每页多少个和变化后的调用
直接上代码吧,直接复制可用

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>demo</title>
  <!-- 引入vue -->
  <script src="https://cdn.bootcdn.net/ajax/libs/vue/2.6.6/vue.js"></script>
  <!-- 引入样式 -->
  <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">
  <!-- 引入组件库 -->
  <script src="https://unpkg.com/element-ui/lib/index.js"></script>
</head>
<body>
<div id="app">
  <pagination
    :total="total"
    :pageSize="pageSize"
    :currentPage="currentPage"
    @pagination="paginations"
  ></pagination>
</div>
</body>
<script>
  let pagination = Vue.extend({
    template:`<div class="pagination-container">
                <el-pagination
                  @size-change="handleSizeChange"
                  @current-change="handleCurrentChange"
                  :current-page="pageNum"
                  :page-sizes="[10, 20, 50, 100]"
                  :page-size="pageSizeNum"
                  :layout="layout"
                  :total="total"
                  v-if="total >= 10"
                >
                </el-pagination>
              </div>`,
    name:"pagination",
    props:{
      currentPage: {
        type: Number,
        default: 1
      },
      pageSize: {
        type: Number,
        default: 10
      },
      total: {
        type: Number
      },
      layout: {
        type: String,
        default: "total, sizes, prev, pager, next, jumper"
      }
    },
    data() {
      return {
        pageNum: 1, // 当前页码
        pageSizeNum: 10 // 每页条数
      };
    },
    methods:{
      handleCurrentChange(val) {
        this.pageNum = val;
        this.$emit("pagination", { pageNo: val, pageSize: this.pageSizeNum });
      },
      handleSizeChange(val) {
        this.pageSizeNum = val;
        this.pageNum = 1;
        this.$emit("pagination", { pageNo: 1, pageSize: val });
      },
    },
    watch:{
      currentPage(val, old) {
        this.pageNum = val;
      },
      pageSize:{
        handler(val,old){
          console.error(val,old)
          if(val != old){
            this.pageSizeNum = val;
          }
        },
      }
    }
  });
  Vue.component('pagination',pagination);
</script>
<script>
  let vm = new Vue({
    el: '#app',
    data(){
      return {
        currentPage:1,
        pageSize:10,
        total:101
      }
    },
    methods: {
      paginations(d){
        console.log(d)
      }
    }
  })
</script>
</html>

当前页、每页多少个也可以不用传

相关文章

网友评论

      本文标题:关于element-ui分页组件的二次封装

      本文链接:https://www.haomeiwen.com/subject/aisszktx.html