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Element-table.html
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Element-table.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<!-- import CSS -->
<link
rel="stylesheet"
href="https://unpkg.com/element-ui/lib/theme-chalk/index.css"
/>
</head>
<body>
<div id="app">
<el-table
ref="multipleTable"
:data="tableData"
tooltip-effect="dark"
style="width: 100%;"
@selection-change="handleSelectionChange"
@select="singleSelect"
@select-all="selectAll"
>
<el-table-column type="selection" width="55"> </el-table-column>
<el-table-column label="日期" width="120">
<template slot-scope="scope">{{ scope.row.date }}</template>
</el-table-column>
<el-table-column prop="name" label="姓名" width="120">
</el-table-column>
<el-table-column prop="address" label="地址" show-overflow-tooltip>
</el-table-column>
</el-table>
<div style="margin-top: 20px;">
<el-button @click="toggleSelection([test, tableData[2]])"
>切换第二、第三行的选中状态</el-button
>
<el-button @click="toggleSelection()">取消选择</el-button>
</div>
<div style="text-align: right;">
<el-pagination
@current-change="handleCurrentChange"
:current-page="currentPage"
:page-sizes="[7]"
:page-size="pageSize"
layout="total, sizes, prev, pager, next, jumper"
:total="total"
>
</el-pagination>
</div>
</div>
</body>
<!-- import Vue before Element -->
<script src="https://unpkg.com/vue/dist/vue.js"></script>
<!-- import JavaScript -->
<script src="https://unpkg.com/element-ui/lib/index.js"></script>
<script>
new Vue({
el: "#app",
data: function () {
return {
pageSize: 7,
total: 14,
currentPage: 1,
selectedInfo: [],
test: {
date: "2016-05-02",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
tableData: [],
tableData1: [
{
date: "2016-05-03",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-02",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-04",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-01",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-08",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-06",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-07",
name: "王小虎",
address: "上海市普陀区金沙江路 1518 弄",
},
],
tableData2: [
{
date: "2016-05-03",
name: "张三",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-02",
name: "张三",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-04",
name: "张三",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-01",
name: "张三",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-08",
name: "张三",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-06",
name: "张三",
address: "上海市普陀区金沙江路 1518 弄",
},
{
date: "2016-05-07",
name: "张三",
address: "上海市普陀区金沙江路 1518 弄",
},
],
multipleSelection: [],
};
},
methods: {
isEqual(array1, array2) {
//判断两个obj数据是否相等
let keys = Object.keys(array1);
for (let j = 0; j < keys.length; j++) {
if (array1[keys[j]] !== array2[keys[j]]) {
return false;
}
}
return true;
},
removeElement(dataArray, element) {
/* 这种方法对于obj列表判断时会有问题
let index = dataArray.indexOf(element);
if (index === -1) {
return dataArray;
}
return dataArray.splice(index, 1);*/
let newArray = [];
for (let i = 0; i < dataArray.length; i++) {
if (this.isEqual(dataArray[i], element) === false) {
newArray.push(dataArray[i]);
}
}
return newArray;
},
singleSelect(rows, row) {
// 当触发单选事件时，判断该选项是否选中，如果选中，对选中的信息和非选中的信息进行保存或排除
let selected = rows.length && rows.indexOf(row) !== -1;
if (selected === true) {
this.selectedInfo.push(row);
} else {
this.selectedInfo = this.removeElement(this.selectedInfo, row);
}
},
selectAll(selection) {
// 监听全选按钮
let that = this;
that.tableData.forEach((item) => {
that.selectedInfo = that.removeElement(that.selectedInfo, item);
});
if (selection.length > 0) {
that.selectedInfo = that.selectedInfo.concat(that.tableData);
}
},
toggleSelection(rows) {
if (rows) {
rows.forEach((row) => {
this.$refs.multipleTable.toggleRowSelection(row);
});
} else {
this.$refs.multipleTable.clearSelection();
}
},
selectedData() {
let that = this;
for (let i = 0; i < that.selectedInfo.length; i++) {
for (let j = 0; j < that.tableData.length; j++)
if (
this.isEqual(that.selectedInfo[i], that.tableData[j]) === true
) {
console.log("选中", that.selectedInfo[i]);
that.toggleSelection([that.tableData[j]]);
continue;
}
}
},
handleSelectionChange(val) {
this.multipleSelection = val;
},
handleCurrentChange(val) {
let that = this;
if (val == 1) {
that.tableData = that.tableData1;
} else if (val == 2) {
that.tableData = that.tableData2;
}
// 翻页后，将已经选中过的数据在页面上进行选中,这里需要等待一下才能选中成功，原因暂时不清楚
setTimeout(function () {
that.selectedData();
}, 500);
},
},
mounted() {
this.tableData = this.tableData1;
},
});
</script>
</html>