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- <template>
- <div class="v-table">
- <a-spin :spinning="localLoading" tip="Loading...">
- <ve-table
- ref="tableRef"
- style="width:100%"
- :max-height="scroll.y"
- :scroll-width="scroll.x"
- :columns="veColumns"
- :table-data="localDataSource"
- :row-key-field-name="rowKeyName"
- :border-x="true"
- :border-y="bordered"
- :border-around="bordered"
- :column-width-resize-option="columnWidthResizeOption"
- :columnHiddenOption="columnHiddenOption"
- :row-style-option="{clickHighlight: true}"
- :cellSelectionOption="{enable: false}"
- :virtual-scroll-option="{enable: true}"
- :sort-option="sortOption"
- />
- <div v-show="localDataSource.length==0" :style="{height:scroll.y+'px'}" class="empty-data"><a-empty description="暂无数据" :image="simpleImage"/></div>
- <div class="ve-pagination" :class="'ve-pagination-align-'+pageAlign">
- <div class="ve-page-left" v-if="pageAlign=='left'"><slot name="page"></slot></div>
- <a-pagination
- v-show="showPagination"
- size="small"
- :total="localPagination.total"
- v-model="localPagination.current"
- :pageSize="localPagination.pageSize"
- :showTotal="total => `共 ${total} 条记录`"
- :pageSizeOptions="localPagination.pageSizeOptions"
- :show-quick-jumper="localPagination.showQuickJumper"
- @change="paginationChange"
- show-size-changer
- @showSizeChange="paginationShowSizeChange"
- />
- <div class="ve-page-right" v-if="pageAlign=='right'"><slot name="page"></slot></div>
- </div>
- </a-spin>
- </div>
- </template>
- <script>
- import { Empty } from 'ant-design-vue'
- export default {
- name: 'VTable',
- props: {
- // 列
- columns: {
- type: Array,
- default: () => []
- },
- // load data function
- data: {
- type: Function,
- required: true
- },
- // 默认是否加载表格数据
- defaultLoadData: {
- type: Boolean,
- default: true
- },
- // 表格宽度和高度
- scroll: {
- type: Object,
- default: () => ({ x: 0, y: 400 })
- },
- // 是否显示边框
- bordered: {
- type: Boolean,
- default: true
- },
- // 表格默认key name
- rowKeyName: {
- type: String,
- default: 'id'
- },
- // 默认隐藏的列,传 filed 值
- defaultHiddenColumnKeys: {
- type: Array,
- default: () => []
- },
- // 分页配置
- pagination: {
- type: Object
- },
- // 是否显示分页
- showPagination: {
- type: Boolean,
- default: true
- },
- // 分页对齐方式,left ,center,right
- pageAlign: {
- type: String,
- default: 'center'
- }
- },
- computed: {
- veColumns () {
- return this.convertColumns(this.columns)
- }
- },
- data () {
- return {
- localLoading: false,
- simpleImage: Empty.PRESENTED_IMAGE_SIMPLE,
- localDataSource: [],
- sortObj: null,
- isSucceed: true, // 是否请求成功
- // 拖到列宽
- columnWidthResizeOption: {
- // default false
- enable: true,
- // column resize min width
- minWidth: 30,
- // column size change
- sizeChange: ({ column, differWidth, columnWidth }) => {}
- },
- columnHiddenOption: {
- // default hidden column keys
- defaultHiddenColumnKeys: this.defaultHiddenColumnKeys
- },
- // 排序
- sortOption: {
- // sort always
- sortAlways: false,
- sortChange: (params) => {
- this.sortChange(params)
- }
- },
- // 分页
- localPagination: Object.assign({
- current: 1,
- pageSize: 10,
- showSizeChanger: true,
- showQuickJumper: false
- }, this.pagination)
- }
- },
- created () {
- if (this.defaultLoadData) {
- this.loadData()
- }
- },
- methods: {
- // 转换colums数据结构,兼容老页面
- convertColumns (columns) {
- const ret = []
- const _this = this
- for (let i = 0; i < columns.length; i++) {
- const item = columns[i]
- ret.push({
- field: item.field || item.dataIndex,
- key: item.key || 'col-' + i,
- title: item.title,
- // 自定义头部单元格表头
- renderHeaderCell: ({ column }, h) => {
- if (item.slots) {
- return _this.$scopedSlots[item.slots.title]()
- }
- if (item.align != 'center') {
- return (
- <div style="text-align:center;">{column.title}</div>
- )
- }
- return h('span', column.title)
- },
- width: item.width.indexOf('%') >= 0 ? item.width.replace('%', '') * 12 : item.width, // 百分比转数字
- align: item.align,
- fixed: item.fixed,
- sortBy: item.sortBy || item.sorter ? '' : undefined,
- children: item.children ? _this.convertColumns(item.children) : undefined,
- // 自定义单元格
- scopedSlotsKey: item.scopedSlots && item.scopedSlots.customRender,
- renderBodyCell: ({ row, column, rowIndex }, h) => {
- const text = row[column.field]
- if (column.scopedSlotsKey) {
- return _this.$scopedSlots[column.scopedSlotsKey](text, row, rowIndex, column)
- }
- if (item.ellipsis && column.field) {
- return (
- <a-tooltip placement="right">
- <template slot="title">
- <span>{text}</span>
- </template>
- <span style="width:100%;overflow: hidden;white-space: nowrap;text-overflow: ellipsis;">{text}</span>
- </a-tooltip>
- )
- }
- return item.customRender ? h('span', item.customRender(text)) : h('span', text || '--')
- }
- })
- }
- return ret
- },
- // hidden columns
- hideColumns (keys) {
- this.$refs['tableRef'].hideColumnsByKeys(keys)
- },
- // show cloumns
- showColumns (keys) {
- this.$refs['tableRef'].showColumnsByKeys(keys)
- },
- /**
- * 加载数据方法
- * @param {Object} pagination 分页选项器
- * @param {Object} filters 过滤条件
- * @param {Object} sorter 排序条件
- */
- loadData (pagination, filters, sorter) {
- this.localLoading = true
- const parameter = Object.assign({
- pageNo: this.showPagination && this.localPagination.current || 1,
- pageSize: this.showPagination && this.localPagination.pageSize || 10
- },
- this.sortObj && { sortField: this.sortObj.field, sortOrder: this.sortObj.order } || {}
- )
- const result = this.data(parameter)
- // 对接自己的通用数据接口需要修改下方代码中的 r.pageNo, r.count, r.data
- if ((typeof result === 'object' || typeof result === 'function') && typeof result.then === 'function') {
- result.then(r => {
- const list = r.list || r.data || r || []
- this.isSucceed = !!r
- this.localPagination = this.showPagination && Object.assign({}, this.localPagination, {
- current: r.pageNo || 1, // 返回结果中的当前分页数
- total: Number(r.count) || 0, // 返回结果中的总记录数
- pageSize: r.pageSize || this.localPagination.pageSize
- }) || false
- // 为防止删除数据后导致页面当前页面数据长度为 0 ,自动翻页到上一页
- if (list.length === 0 && this.showPagination && this.localPagination.current > 1) {
- this.localPagination.current--
- this.loadData()
- return
- }
- // 这里用于判断接口是否有返回 r.count 且 this.showPagination = true 且 pageNo 和 pageSize 存在 且 count 小于等于 pageNo * pageSize 的大小
- // 当情况满足时,表示数据不满足分页大小,关闭 table 分页功能
- try {
- if ((['auto', true].includes(this.showPagination) && r.count <= (r.pageNo * this.localPagination.pageSize))) {
- // this.localPagination.hideOnSinglePage = true
- }
- } catch (e) {
- this.localPagination = false
- }
- this.localDataSource = list // 返回结果中的数组数据
- this.localLoading = false
- }).catch(err => {
- this.clearTable()
- })
- }
- },
- // 页码变更
- paginationChange (pageNumber) {
- this.localPagination.current = pageNumber
- this.loadData()
- },
- paginationShowSizeChange (current, pageSize) {
- this.localPagination.current = current
- this.localPagination.pageSize = pageSize
- this.loadData()
- },
- // 排序
- sortChange (params) {
- this.sortObj = null
- for (const a in params) {
- if (params[a]) {
- this.sortObj = {
- field: a,
- order: params[a] + 'end'
- }
- }
- }
- this.loadData()
- },
- /**
- * 表格重新加载方法
- * 如果参数为 true, 则强制刷新到第一页
- * @param Boolean bool
- */
- refresh (bool = false) {
- bool && (this.localPagination = Object.assign({}, {
- current: 1, pageSize: this.localPagination.pageSize
- }))
- this.loadData()
- },
- // 重置表格为空
- clearTable () {
- this.localLoading = false
- this.localDataSource = []
- this.sortObj = null
- this.clearSelected()
- this.localPagination = Object.assign({}, {
- current: 1, pageSize: this.localPagination.pageSize, total: 0
- })
- },
- /**
- * 清空 table 已选中项
- */
- clearSelected () {
- if (this.rowSelection) {
- this.selectedRows = []
- this.selectedRowKeys = []
- this.updateSelect()
- }
- }
- }
- }
- </script>
- <style lang="less" scoped>
- .v-table {
- width: 100%;
- > div{
- height: 100%;
- }
- .ant-spin-container{
- height: 100%;
- }
- .empty-data{
- color: #999;
- text-align: center;
- position: absolute;
- bottom: 0;
- width: 100%;
- display: flex;
- align-items: center;
- flex-direction: column;
- justify-content: center;
- }
- .ve-pagination{
- display:flex;
- align-items: center;
- padding: 20px 0 10px 0;
- }
- .ve-pagination-align-right{
- justify-content: flex-end;
- }
- .ve-pagination-align-left{
- justify-content: flex-start;
- }
- .ve-pagination-align-center{
- justify-content: center;
- }
- /deep/ .ve-table .ve-table-container .ve-table-content-wrapper table.ve-table-content tbody.ve-table-body tr.ve-table-body-tr td.ve-table-body-td,
- .ve-table .ve-table-container .ve-table-content-wrapper table.ve-table-content tbody.ve-table-body tr.ve-table-expand-tr td.ve-table-body-td{
- div:empty::before {
- content:'--'
- }
- }
- }
- </style>
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