vue3封装el-table及实现表头自定义筛选

带完善内容

提示：二合一，封装el-table以及给表头配置类自定义筛选和排序

文章目录

一、pandas是什么？

一、pandas是什么？

el-table.vue

<template><div class="page-view"><el-table v-loading="tableData.tableLoading" ref="multipleTableRef" class="jg-table" :data="tableData.data"style="width: 100%;" @selection-change="handleSelectionChange" @row-click="rowClick" @sort-change="sortChange"><template v-for="(item, index) in  tableData.columnsData " :key="index"><!-- 多选 --><el-table-column v-if="item.type === 'selection'" :type="item.type" :width="item.width" /><!-- 单选 --><el-table-column v-else-if="item.type === 'radio'" :width="item.width" class-name="no-radio-label"><template #default="{ row, $index }"><el-radio @change="changeRadio" v-model="radioIndex" :label="$index"></el-radio></template></el-table-column><!-- 渲染formatter --><!-- <el-table-column v-else :property="item.field" :label="item.title" :width="item.width":min-width="item.minWidth" :max-idth="item.maxWidth" :showOverflowTooltip="item.showOverflowTooltip":sortable="item.sortable" :formatter="item.formatter" /> --><el-table-column v-else :property="item.field" :label="item.title" :width="item.width":min-width="item.minWidth" :max-idth="item.maxWidth" :showOverflowTooltip="item.showOverflowTooltip":sortable="item.sortable" :formatter="item.formatter"><template #header><div class="table-header-div"><span class="title-span">{{ item.title }}</span><!-- 控制筛选按钮显隐 --><template v-if="item.field !== 'actionBtn'"><el-popover :visible="visible && item.field === showKey" :virtual-ref="refName" placement="bottom":width="'fit-content'"><template #reference><el-icon class="icon-span" :id="item.field" @click.stop="toggleNameFilter(item.field)"style="cursor: pointer; margin-left: 10px;":style="{ color: searchData[item.field] ? '#007d7b' : '#85888e' }"><Filter /></el-icon></template><div><!-- 输入 --><el-input v-if="item.formType === 'input'" v-model="searchData[item.field]" placeholder="输入框"@input="applyNameFilter" clearable style="margin-top: 10px; width: 150px;" /><!-- 下拉 --><el-select v-if="item.formType === 'select' || item.formType === 'radio'" filterablev-model="searchData[item.field]" placeholder="Select Tag" @change="applyTagFilter" clearablestyle="margin-top: 10px; width: 150px;"><el-option v-for="item in item.selectList" :key="item" :value="item.value" :label="item.name" /></el-select><!-- 多选下拉 --><el-select v-if="item.formType === 'selectMultiple'" multiple filterable collapse-tagsv-model="searchData[item.field]" placeholder="Select Tag" clearablestyle="margin-top: 10px; width: 150px;"><el-option v-for="item in item.selectList" :key="item" :value="item.value" :label="item.name" /></el-select><!-- 日期 && 日期时间 --><el-date-picker v-if="item.formType === 'daterange' || item.formType === 'datetimerange'"style="width: 240px;" v-model="searchData[item.field]" :type="item.formType" range-separator="～"start-placeholder="开始时间" end-placeholder="结束时间" :format="item.dateType"@change="changeData($event, item.field, item.dateType)" /><div class="mt" style="text-align: right;"><el-button type="info" link @click="cancelFilter">重置</el-button><el-button type="primary" link @click="searchFilter">筛选</el-button></div></div></el-popover></template></div></template></el-table-column></template></el-table><pre>{{ {...searchData,...sortObj} }}</pre><pre>{{ tableData }}</pre></div>
</template><script setup lang="jsx">
import { ref, defineOptions, defineEmits, defineProps, watch, } from 'vue' // 按需引入ref函数
import { Filter } from '@element-plus/icons-vue'
import _ from 'lodash'
import moment from 'moment'defineOptions({name: "JgTable"
})const emit = defineEmits(['setSearchData', 'update:editItem', 'update:handleSelectionChange', 'update:changeRadio', 'update:sortChange'])const props = defineProps({description: {type: String,default: () => {return ' '}},tableDataObj: {type: Object,default: () => {return {}}},
})let tableFlag = ref(false)//确保拿到父传子的表格数据再渲染
let tableData = ref({})
let radioIndex = ref(null)let searchData = ref({}) // 搜索参数 每个表头字段
let sortObj = ref({}) // 排序// 时间格式化
const changeData = (value, key, dateType) => {// console.log(value, key, dateType);if (!_.isEmpty(value)) {searchData.value[key][0] = value[0] ? moment(value[0]).format(dateType) : ''searchData.value[key][1] = value[1] ? moment(value[1]).format(dateType) : ''} else {searchData.value[key] = []}
}const showKey = ref(undefined) // 当前展示哪个筛选窗
const visible = ref(false) // 手动控制筛选窗显隐
const refName = ref(null) // 动态绑定在哪个表头图标下// 全局重置
const resetFilters = () => {// searchData.value.nameFilter = {}for (const key in searchData.value) {if (Object.hasOwnProperty.call(searchData.value, key)) {searchData.value[key] = undefined}}applyNameFilter()applyTagFilter()getData()
}// 触发筛选
const toggleNameFilter = (key) => {if (showKey.value !== key) {visible.value = falsegetData()}// console.log(11, document.querySelector(`[ref="${key}"]`));// showKey.value = document.querySelector(`[ref="${key}"]`)// console.log(document.getElementById(key));refName.value = document.getElementById(key)// refName.value = document.querySelector(`[ref="${key}"]`)// refName.value = keyshowKey.value = keyvisible.value = !visible.value}// 点击其他元素
const handleClickOutside = () => {// visible.value = false;
};// 重置
const cancelFilter = () => {searchData.value[showKey.value] = undefinedvisible.value = false;getData()
}
// 筛选
const searchFilter = () => {visible.value = false;getData()
}// 单独过滤
const applyNameFilter = () => {// Filtering logic can be customized if needed
}
const applyTagFilter = () => {// Filtering logic can be customized if needed
}const getData = () => {console.log('筛选参数', { ...searchData.value, ...sortObj.value });emit('setSearchData', { ...searchData.value, ...sortObj.value })
}watch([() => props.tableDataObj, () => props.rulesData], ([tableDataObj, rulesData]) => {// console.log('监听');tableFlag.value = falsetableData.value = _.cloneDeep(tableDataObj) // 使用lodash的深拷贝方法tableFlag.value = truetableDataObj?.columnsData.forEach(ele => {if (ele.field) {searchData.value[ele.field] = undefined}})
}, { deep: true, immediate: true })// 多选
const handleSelectionChange = (val) => {// console.log(val);// 子传父emit('update:handleSelectionChange', val);
}
// 单选
const changeRadio = (val) => {// console.log('单选', val, radioIndex.value.aa);let item = tableData.value.data?.[val] || {}emit('update:changeRadio', item);
}// 表格点击事件
const rowClick = (val) => {// console.log(val);
}// 排序
const sortChange = (val) => {// console.log(val, val.prop, val.order);sortObj.value = {}if (!_.isEmpty(val)) {sortObj.value[val.prop + 'Sort'] = val.order}getData() // 直接统一在筛选里加入排序字段// emit('update:sortChange', sortObj.value) // 不再单独传递排序字段
}</script>
<style lang="scss" scoped>
:deep(.el-table) {thead {.cell {// background-color: #1fff;display: flex;min-width: 100px;position: relative;.table-header-div {// display: inline-block;// align-items: center;flex: 1;display: flex;// white-space: nowrap;.title-span {flex-grow: 1;word-break: break-word;/* 允许单词在任何地方断行 */}.icon-span {flex-shrink: 0;margin-top: 4px;/* 防止缩小 *//* 给图标和标题之间添加一些间距 */}}.caret-wrapper {margin-top: 5px;}}}
}// :deep(.el-table) {
//   thead {
//     .cell {//       .table-header-div {
//         display: inline-block;//         .title-span {
//         }
//       }//       .caret-wrapper {
//         margin-top: -2px;
//       }
//     }
//   }
// }// :deep(.el-table) {
//   thead {
//     .cell {
//       // display: flex;//       .table-header-div {
//         // flex: 1;
//         display: flex;//         .title-span {
//           // flex: 1;
//           white-space: nowrap!important;
//           text-overflow: ellipsis!important;
//           overflow: hidden!important;
//           word-break: break-all!important;
//         }//         .icon-span {}
//       }//       .caret-wrapper {
//         margin-top: 5px;//       }
//     }
//   }
// }// 去除单选框的内容
:deep(.no-radio-label) {.el-radio__label {display: none;}
}
</style>

index.vue

<template><JgTable :tableDataObj="tableData" @setSearchData="setSearchData" @update:editItem="updateEditItem"@update:handleSelectionChange="updateHandleSelectionChange" @update:changeRadio="updateChangeRadio"@update:sortChange="updateSortChange"></JgTable>
</template>
<script setup lang="jsx">
import { ref, defineComponent, toRefs, reactive, onMounted, getCurrentInstance } from 'vue'
import { Delete, Edit, Download, QuestionFilled, EditPen, Tickets } from '@element-plus/icons-vue'
import { ElMessage, ElMessageBox } from 'element-plus'defineOptions({name: 'EquipmentDefect'
})
const nameList = ref([])let tableData = ref({tableLoading: false,// title:名称 field：key type：单选复选框 width minWidth maxWidth showOverflowTooltip formatter:格式化内容columnsData: [{ title: '多选', type: 'selection', width: 55 },{ title: '单选', type: 'radio', width: 55 },{ title: '缺陷名称', field: 'aa', formType: 'input', sortable: 'custom', width: 120 },{ title: '缺陷描述', field: 'bb', formType: 'input', sortable: 'custom', showOverflowTooltip: true },{ title: '缺陷发布时间', field: 'cc1', formType: 'daterange', sortable: 'custom', dateType: 'YYYY-MM-DD', width: 140 },{ title: '缺陷发布时间2', field: 'cc2', formType: 'datetimerange', sortable: 'custom', dateType: 'YYYY-MM-DD HH:mm:ss', width: 150 },// { title: '缺陷发布时间',  field: 'cc1', formType: 'datetime',sortable: 'custom',  dateType: 'YYYY-MM-DD HH:mm:ss' },{title: '设备类型', field: 'dd1', formType: 'select', sortable: 'custom', selectList: nameList,formatter: (row) => {const val = nameList.value.find(item => item.value === row.dd1)?.name || ''return [<span>{val}</span>]}},{title: '设备类型多选', field: 'dd2', formType: 'selectMultiple', sortable: 'custom', width: 120, selectList: nameList,formatter: (row) => {const val = filters(row.dd2, nameList.value)return [<span>{val}</span>]}},{ title: '设备厂家', field: 'ee', formType: 'input', sortable: 'custom', },{ title: '设备版本', field: 'ff', formType: 'input', sortable: 'custom', width: 160, showOverflowTooltip: true },{title: '缺陷设备数量缺陷设备数量', field: 'gg', formType: 'input', sortable: 'custom', width: 160,formatter: (row, column) => {// console.log(112,row, column); // 直接{row}或{column} 不会显示内容return [<span onClick={() => clickItem(row, 'view')}> {row.gg} </span>]}},{title: '缺陷反馈状态', field: 'hh', formType: 'radio', sortable: 'custom', minWidth: 200, selectList: [{ name: '已反馈', value: 1 },{ name: '未反馈', value: 0 },],formatter: (row) => (row ? <el-tag style="border: none;" class="cursor" type={row.hh === 1 ? 'primary' : 'warning'}>{row.hh === 1 ? '已反馈' : row.hh === 0 ? '未反馈' : ''}</el-tag> : '')},{title: '缺陷处置进度', field: 'ii', formType: 'progress', sortable: 'custom',formatter: (row) => (<el-progress class="table_progress" width={13} stroke-width={2} type="circle" percentage={row.ii} />)},// {//   title: '测试', field: 'ceshi',width: 200,//   formatter: (row, column) => {//     // console.log(112,row, column); // 直接{row}或{column} 不会显示内容//     return  [<el-tag type={row.ceshi == "可发放" ? "success" : "danger"} onClick={() => editItem(row, 'view')}> {row.ceshi} </el-tag>, <span>{column.label}</span>]//   }// },{title: '操作', field: 'actionBtn', width: 220,formatter: (row) => ([<el-button link type="primary" size="small" icon={Tickets} onClick={() => editItem(row, 'view')} >查看</el-button >,<el-button link type="primary" size="small" icon={EditPen} onClick={() => editItem(row, 'edit')} >编辑</el-button >,<el-button link type="primary" size="small" icon={Delete} onClick={() => editItem(row, 'delete')} >删除</el-button >,])},],data: Array.from({ length: 7 }).map((ele, index) => {return {aa: '客户端不适配',bb: '客户端无法适配凝思 4.2.40',cc1: '2023-7-20',cc2: '2023-7-20 10:10:10',dd1: Math.floor(Math.random() * 5),dd2: [1, 2],ee: '帕拉迪',ff: 'PLD Sys 61012100',gg: Math.floor(Math.random() * 20),hh: Math.floor(Math.random() * 2),ii: Math.floor(Math.random() * 101),ceshi: 123,}})
})const clickItem = (row, type) => {// console.log(row, type);ElMessage({type: 'success',message: '点击',})
}
// 编辑或查看
const editItem = (row, type) => {switch (type) {case 'view':case 'edit':console.log(row, type);break;case 'delete':deleteItem(row, type)break;default:break;}
}// 删除
const deleteItem = (row, type) => {ElMessageBox.confirm('确定删除该列?',{confirmButtonText: '确认',cancelButtonText: '取消',type: 'warning',}).then(() => {ElMessage({type: 'success',message: 'Delete completed',})}).catch(() => {})
}// 拿到搜索条件
const setSearchData = (data) => {console.log(data);
}// 子组件调用父组件的测试事件
const updateEditItem = (data) => {console.log('子组件调用父组件的测试事件', data);editItem(data.row, data.type)
}
const updateHandleSelectionChange = (data) => {console.log('updateHandleSelectionChange', data);
}
const updateChangeRadio = (data) => {console.log('updateChangeRadio', data);
}
const updateSortChange = (data) => {// console.log(data);
}// 下拉过滤回显
const filters = (key, arr = []) => {const names = []const value = Array.isArray(key) ? key : [key]for (let i = 0; i < arr.length; i++) {if (value.includes(arr[i].value)) {names.push(arr[i].name)}}return names.join(';')
}onMounted(() => {setTimeout(() => {nameList.value = [{ name: '横向隔离', value: 0 },{ name: '纵向加密', value: 1 },{ name: '防火墙', value: 2 },{ name: '监测装置', value: 3 },{ name: '运维网关', value: 4 },{ name: '其他', value: 5 },]}, 1000);
})
// 将变量和函数返回，以便在模版中使用</script>
<style lang="scss" scoped></style>