一、vue+elementui实现下拉表格多选+搜索1.0
二、vue+elementui实现下拉表格多选+搜索+分页+回显+全选2.0
在1.0的底子上,终于可以实如今下拉框表格分页的前提下不同页码的回显辣,分页是前端来分页的(代码略乱且没有封装还很长,随便看看吧)
1、在使用之前起首要安装Element-ui
1-1、template
- <template>
- <div class="goodsindex">
- <div class="allBox" v-loading="isloading">
- <el-select
- id="equBox"
- ref="select"
- clearable
- multiple
- v-model="group.equIdList"
- placeholder="请选择设备"
- @change="handleEquId"
- @click.native="deptogglePanel($event)"
- >
- <el-option
- v-for="(item, i) in group.pageAllList"
- :key="i"
- :label="item.equNumber"
- :value="item.equId"
- ></el-option>
- </el-select>
- <div
- v-if="group.showTree"
- class="treeDiv"
- id="treeDiv"
- ref="tableList"
- :style="{ top: group.equBoxTop + 'px' }"
- >
- <div class="equSElect">
- <el-input
- v-model="group.name"
- clearable
- size="mini"
- style="margin-right: 15px; width: 50%"
- placeholder="设备编码/名称"
- @keyup.enter.native="select"
- ></el-input>
- <el-button type="primary" size="mini" @click="select">搜索</el-button>
- </div>
- <!-- 检索结果 -->
- <el-table
- :data="group.pageList"
- border
- size="mini"
- style="margin: 10px 0"
- ref="multipleTable"
- id="multipleTable"
- row-key="equId"
- @row-click="handleRegionNodeClick"
- @select="handleCheckBox"
- @select-all="handleSelectAll"
- @selection-change="selectionChangeHandle"
- >
- <el-table-column
- type="selection"
- header-align="center"
- align="center"
- width="50"
- >
- </el-table-column>
- <el-table-column
- prop="equNumber"
- header-align="center"
- align="center"
- label="设备编码"
- min-width="180"
- >
- </el-table-column>
- <el-table-column
- prop="equName"
- header-align="center"
- align="center"
- label="设备名称"
- min-width="180"
- >
- </el-table-column>
- </el-table>
- <!-- 分页 -->
- <el-pagination
- background
- @size-change="handleSizeChange"
- @current-change="handleCurrentChange"
- :current-page="group.currentPage"
- :page-size="group.pageSize"
- layout="total, prev, pager, next"
- :total="group.totalPage"
- >
- </el-pagination>
- </div>
- </div>
- </div>
- </template>
复制代码 1-2、script
- export default {
- data() {
- return {
- isShowSelect: true, //隐藏select本来的下拉框
- group: {
- name: "",// 搜索
- pageAllList: [], // 下拉框数据
- pageList: [], // 表格数据
- showTree: false, // 表格显示隐藏
- isbg: false, //整体背景
- equIdList: [],// 下拉框选中数据
- multipleSelection: [], // 表格选中数据
- equBoxTop: 46,// 表格原始定位top
- currentPage: 1,
- pageSize: 8,
- totalPage: 0,
- },
- };
- },
- computed: {},
- watch: {
- isShowSelect(val) {
- // 隐藏select自带的下拉框
- this.$refs.select.blur();
- },
- },
- async created() {
- await this.getSelectList();
- await this.getDataList();
- await this.getPage(this.equIdList);
- },
- methods: {
- //下面的方法是进行设置行标识key的方法
- getRowKeys(row) {
- return row.equId;
- },
- //设备
- handleEquId(val) {
- this.group.multipleSelection = val;
- this.getDataList();
- },
- // 分页
- handleSizeChange(val) {
- this.group.pageSize = val;
- this.getDataList();
- },
- // 分页
- handleCurrentChange(val) {
- this.group.currentPage = val;
- this.getDataList();
- },
- //搜素
- select() {
- this.group.currentPage = 1;
- this.getDataList();
- },
- // 设备下拉选获取选中页数 回显的时候计算出第一条数据在那一页
- async getPage(equInfoIds) {
- let equId = equInfoIds;
- let pageIndex = 0;
- let pageIndexArr = [];
- for (let i in this.group.pageAllList) {
- for (let j in equId) {
- if (equId[j] == this.group.pageAllList[i].equId) {
- pageIndex = Math.floor(i / this.group.pageSize) + 1;
- if (i == 0) {
- pageIndex = 1; // 如果是第一条数据,它在第一页
- }
- pageIndexArr.push(pageIndex);
- }
- }
- }
- const uniqueArr = Array.from(new Set(pageIndexArr));
- this.group.currentPage = uniqueArr[0];
- // console.log("那一页", uniqueArr);
- await this.getDataList();
- },
- //获取表格列表
- async getDataList() {
- this.isloading = true;
- await this.Sevice({
- url: "/select",
- method: "post",
- params: {
- name: this.group.name,
- },
- })
- .then((res) => {
- if (res && res.code == 200) {
- // res.select的数据类型 [{equId:1,equNumber:2,equName:3}]
- this.group.pageList = res.select;
- this.group.pageList = this.group.pageList.slice(
- (this.group.currentPage - 1) * this.group.pageSize,
- this.group.currentPage * this.group.pageSize
- );
- this.group.totalPage = res.select.length;
- this.$nextTick(() => {
- if (this.$refs.multipleTable) {
- this.group.pageList.forEach((item, index) => {
- if (
- this.group.multipleSelection.findIndex(
- (v) => v == item.equId
- ) >= 0
- ) {
- this.$refs.multipleTable.toggleRowSelection(
- this.$refs.multipleTable.data[index],
- true
- );
- }
- });
- }
- });
- // console.log("multipleSelection", this.multipleSelection);
- } else {
- this.group.pageList = [];
- this.group.totalPage = 0;
- }
- })
- .catch((err) => {
- console.log(err);
- });
- this.isloading = false;
- },
- // 下拉框列表(因为有接口有搜索,所以下拉框和表格分两个接口获取)
- async getSelectList() {
- this.isloading = true;
- await this.Sevice({
- url: "/select",
- method: "post",
- })
- .then((res) => {
- if (res && res.code == 200) {
- // res.select的数据类型 [{equId:1,equNumber:2,equName:3}]
- this.group.pageAllList = res.select;
- }
- })
- .catch((err) => {
- console.log(err);
- });
- this.isloading = false;
- },
- // 多选
- selectionChangeHandle(val) {
- this.showTree = true;
- },
- //该方法是单选时的方法
- handleCheckBox(rows, row) {
- this.showTree = true;
- if (this.group.multipleSelection.find((item) => item == row.equId)) {
- //下面这个filter方法就是删除的方法
- this.group.multipleSelection = this.group.multipleSelection.filter(
- (item) => item != row.equId
- );
- } else {
- this.group.multipleSelection.push(row.equId);
- }
- // console.log("选中id2:", this.group.multipleSelection);
- this.group.equIdList = this.group.multipleSelection;
- },
- //该方法是当页全选的方法
- handleSelectAll(rows) {
- this.showTree = true;
- if (rows.length) {
- rows.forEach((row) => {
- if (!this.group.multipleSelection.find((item) => item == row.equId)) {
- this.group.multipleSelection.push(row.equId);
- }
- });
- } else {
- this.group.pageList.forEach((row) => {
- this.group.multipleSelection = this.group.multipleSelection.filter(
- (item) => item != row.equId
- );
- });
- }
- // console.log("选中id1:", this.group.multipleSelection);
- this.group.equIdList = this.group.multipleSelection;
- },
- // 点击input 阻止冒泡 控制table显示隐藏
- async deptogglePanel(event) {
- // console.log(event);
- this.group.isbg = true;
- this.isShowSelect = !this.isShowSelect; //隐藏select本来的下拉框
- event || (event = window.event);
- event.stopPropagation
- ? await event.stopPropagation()
- : (event.cancelBubble = true);
- this.group.showTree ? await this.tableHide() : await this.tableShow();
- await this.getDataList();
- },
- //隐藏表格
- async tableHide() {
- this.group.showTree = false;
- await document.addEventListener("click", this.tableHideList, false);
- },
- //显示表格
- async tableShow() {
- this.group.showTree = true;
- await document.addEventListener("click", this.tableHideList, false);
- this.$nextTick(() => {
- let equBox = document.getElementById("equBox").offsetHeight;
- this.group.equBoxTop = equBox + 10; // 表格的高度定位,应该按照所选择的
- });
- },
- async tableHideList(e) {
- let that = this;
- that.$nextTick(async () => {
- let multipleTable = document.getElementById("treeDiv");
- if (multipleTable && !multipleTable.contains(e.target)) {
- await that.tableHide();
- }
- });
- },
- // 点击table节点
- async handleRegionNodeClick() {
- this.showTree = true;
- },
- },
- };
- </script>
复制代码 1-3、style
- <style scoped>
- .allBox {
- position: relative;
- width: 100%;
- }
- .equSElect {
- display: flex;
- }
- .treeDiv {
- position: absolute;
- top: 46px;
- z-index: 9999999 !important;
- width: calc(100% - 20px);
- overflow: auto;
- max-height: 390px;
- border-radius: 6px;
- background: #ffffff;
- padding: 8px 10px;
- box-shadow: 0 5px 5px #cccbcb;
- border: 1px solid #e6e5e5;
- margin: 0 10px;
- }
- .treeDiv::-webkit-scrollbar {
- /*滚动条整体样式*/
- width: 4px;
- /*高宽分别对应横竖滚动条的尺寸*/
- height: 4px;
- }
- .treeDiv::-webkit-scrollbar-thumb {
- /*滚动条里面小方块*/
- border-radius: 5px;
- -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
- background: rgba(0, 0, 0, 0.2);
- }
- .treeDiv::-webkit-scrollbar-track {
- /*滚动条里面轨道*/
- -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
- border-radius: 0;
- background: rgba(0, 0, 0, 0.1);
- }
- .treeDiv .el-table {
- font-size: 14px;
- }
- .treeDiv .el-table /deep/ td {
- padding: 4px 0;
- }
- </style>
复制代码 2、完结撒花(后期我一定会封装的 立个flag)
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