VUE étend ElTableColumn

Cette fois, je vais vous présenter l'extension ElTableColumn de VUE. Quelles sont les précautions pour l'extension ElTableColumn de VUE. Ce qui suit est un cas pratique, jetons un coup d'œil.

ElTableColumn ressemblait à l'origine à ceci :

Ce qu'il veut faire est comme ceci :

Je viens de mettre le code directement, c'est trop à expliquer les uns après les autres.

Structure du code :

Composants

<!-- ElTableColumnPro.vue -->
<template>
   <el-table-column v-if="visible" :formatter="formatter" :align=&#39;align&#39; :prop="prop" :header-align="headerAlign" :label="label" :width="width" :render-header="renderHeader" >
     <template slot-scope="scope">
      <slot :row="scope.row" :$index="scope.$index" >
       <span>{{fomatMethod(scope.row[prop])}}</span>
      </slot>
     </template>
   </el-table-column>
</template>
<script>
import moment from "moment";
export default {
 name: "el-table-column-pro",
 props: {
  prop: {
   type: String
  },
  label: {
   type: String
  },
  width: {
   type: Number
  },
  renderType: {
   type: String,
   validator: value => ["date", "input", "select"].includes(value)
  },
  placeholder: {
   type: String
  },
  rederWidth: {
   type: String,
   default: "230px"
  },
  param: {
   type: String,
   default: ""
  },
  startDate: {
   type: String
  },
  endDate: {
   type: String
  },
  selectList: {
   type: Array
  },
  isClear: {
   type: Boolean,
   default:true
  },
  visible: {
   type: Boolean,
   default: true
  },
  filterIcon: {
   type: String,
   default: "el-icon-search"
  },
  callback: {
   type: Function
  },
  formatter: {
   type: Function,
   default:(row, column, cellValue)=>cellValue
  },
  align:{
   type:String
  },
  headerAlign:{
   type:String
  }
 },
 data() {
  return {
   formatD:this.filterIcon
  };
 },

 methods: {
  fomatMethod(value){
   return this.formatter('','',value)
  },

  renderHeader(createElement, { column, $index }) {
   switch (this.renderType) {
    case "date":
     return this.renderDate(createElement, { column, $index });
    case "input":
     return this.rederInput(createElement, { column, $index });

    case "select":
     return this.rederSelect(createElement, { column, $index });

    default:
     return column.label;
   }
  },
  rederInput(createElement, { column, $index }) {
   return createElement(
    "p",
    {
     class: "filters",
     style: {
      color: column.color
     }
    },
    [
     createElement(
      "el-popover",
      {
       props: {
        placement: "bottom",
        width: "200",
        trigger: "click"
       }
      },
      [
       createElement("el-input", {
        props: {
         placeholder: this.placeholder,
         value: this.param
        },
        nativeOn: {
         keyup: event => {
          if (event.keyCode === 13) {
           this.$emit("update:param", event.target.value);
           this.callback && this.callback();
          }
         }
        },
        on: {
         blur: event => {
          this.$emit("update:param", event.target.value);
          this.callback && this.callback();
         }
        }
       }),
       createElement(
        "span",
        {
         slot: "reference"
        },
        [
         column.label,
         createElement("i", {
          class: this.filterIcon,
          style: {
           marginLeft: "4px"
          }
         })
        ]
       )
      ]
     )
    ]
   );
  },
  rederSelect(createElement, { column, $index }) {
   return createElement(
    "p",
    {
     class: "filters",
     style: {
      color: column.color
     }
    },
    [
     createElement(
      "el-popover",
      {
       props: {
        placement: "bottom",
        width: "200",
        trigger: "click"
       }
      },
      [
       createElement(
        "el-select",
        {
         props: {
          placeholder: this.placeholder,
          value: this.param,
          clearable: this.isClear
         },
         on: {
          input: value => {
           this.$emit("update:param", value);
           this.callback && this.callback();
          }
         }
        },
        [
         this.selectList.map(item => {
          return createElement("el-option", {
           props: {
            value: item.value,
            label: item.label
           }
          });
         })
        ]
       ),
       createElement(
        "span",
        {
         slot: "reference"
        },
        [
         column.label,
         createElement("i", {
          class: this.filterIcon,
          style: {
           marginLeft: "4px"
          }
         })
        ]
       )
      ]
     )
    ]
   );
  },
  renderDate(createElement, { column, $index }) {
   return createElement(
    "p",
    {
     class: "filters"
    },
    [
     createElement(
      "el-popover",
      {
       props: {
        placement: "bottom",
        width: this.rederWidth,
        trigger: "click"
       }
      },
      [
       createElement("el-date-picker", {
        props: {
         placeholder: this.placeholder,
         value: this.value,
         type: "daterange",
         rangeSeparator:"至",
         startPlaceholder:"开始日期",
         endPlaceholder:"结束日期",
        },
        style: {
         width: this.rederWidth
        },
        on: {
         input: value => {
          if (value) {
           const startDate = moment(value[0]).format("YYYY-MM-DD");
           const endDate = moment(value[1]).format("YYYY-MM-DD");
           this.$emit("update:startDate", startDate);
           this.$emit("update:endDate", endDate);
           this.callback && this.callback();
          }
         }
        }
       }),
       createElement(
        "span",
        {
         slot: "reference"
        },
        [
         column.label,
         createElement("i", {
          class: this.filterIcon,
          style: {
           marginLeft: "4px"
          }
         })
        ]
       )
      ]
     )
    ]
   );
  }
 }
};
</script>
<!-- index.js -->
import ElTableColumnPro from './ElTableColumnPro'
ElTableColumnPro.install = function(Vue) {
 Vue.component(ElTableColumnPro.name, ElTableColumnPro);
};
export default ElTableColumnPro;

Installation

import ElTableColumnPro from 'components/ElTableColumnPro/index'
...
...
...
Vue.use(ElTableColumnPro)

Utiliser

 <el-table :data="bankFlow" style="width:100%" stripe>
    <el-table-column-pro :visible="showMore" prop="transactionId" label="流水号" :width="120"> </el-table-column-pro>
    <el-table-column-pro prop="clientCode" label="客户代码 " :width="120" placeholder="请输入客户代码" :callback="requestTransactionLogs" renderType="input" :param.sync="request_params.clientCode"> </el-table-column-pro>
    <el-table-column-pro prop="eventTypeName" label="事件 " placeholder="请选择事件"  :selectList="listEventEnum" :callback="requestTransactionLogs" renderType="select" :param.sync="request_params.event" :width="100"> </el-table-column-pro>
    <el-table-column-pro prop="createTime" :callback="requestTransactionLogs" :startDate.sync="request_params.startDate" :endDate.sync="request_params.endDate" :formatter="$timeformat" label="时间" renderType="date" :width="180" ></el-table-column-pro>
 </el-table>

 <el-table :data="lists.content" v-loading="loading" @row-dblclick="detail" >
    <el-table-column-pro :width="120" prop="clientCode" label="客户代码 " align="center" header-align="center" placeholder="请输入客户代码" :callback="getLists" renderType="input" :param.sync="params.clientCode"></el-table-column-pro>
    <el-table-column-pro label="内容 " placeholder="请输入内容" :callback="getLists" renderType="input" :param.sync="params.content">
        <template slot-scope="scope">
           <pre class="brush:php;toolbar:false">{{scope.row.content}}

                         

Je pense que vous maîtrisez la méthode après avoir lu le cas dans cet article. Pour des informations plus intéressantes, veuillez prêter attention aux autres articles connexes sur le php chinois. site web!

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Ce qui précède est le contenu détaillé de. pour plus d'informations, suivez d'autres articles connexes sur le site Web de PHP en chinois!