el-tree设置结构线和图标

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template> <div> <div class="flexStyle"> <el-form :inline="true" size="small" style="height: 45px;padding-top: 8px" > <el-form-item label="产品型号"> <el-select v-model="searchForm.productName" clearable filterable @change="getDropProVersion" > <el-option v-for="item,index in productNameOptions" :key="index" :label="item" :value="item" ></el-option> </el-select> </el-form-item> <el-form-item label="产品版本"> <el-select v-model="searchForm.version" clearable filterable > <el-option v-for="item,index in versionOptions" :key="index" :label="item" :value="item" ></el-option> </el-select> </el-form-item> <el-form-item label="文件名称"> <el-select v-model="searchForm.taskName" clearable filterable multiple collapse-tags style="width:350px" > <el-option v-for="item,index in taskNameOptions" :key="index" :label="item.label" :value="item.prop" ></el-option> </el-select> </el-form-item> <el-form-item> <el-button type="primary" @click="searchClick" >查询</el-button> </el-form-item> </el-form> </div> <div class="tree-container" style="margin-top: 10px" > <div class="left"> <el-tree :data="data" show-checkbox node-key="id" :props="defaultProps" @node-click="handleNodeClick" @check-change="handleCheck" default-expand-all ref="tree" > </el-tree> </div> <div class="right"> <el-table :data="tableData" style="width: 100%;position: fixed;top: 160px;" max-height="650" > <el-table-column fixed prop="label" label="城市" width="160" > </el-table-column> <el-table-column fixed prop="id" label="id" width="160" > </el-table-column> <el-table-column fixed="right" label="操作" width="100" > <template slot-scope="scope"> <i @click="deleteRow(scope.$index, tableData,scope.row.id)" class="tablei el-icon-delete" > </i> </template> </el-table-column> </el-table> </div> </div> </div> </template> <script> export default { data () { return { tableData: [], data: [], defaultProps: { children: 'children', label: 'label' }, searchForm: { productName: '', version: '', taskName: [], testObjective: '' }, productNameOptions: [], versionOptions: [], taskNameOptions: [], colSelected: [], tableInfo: { headers: [], dataList: [], dataLoading: false, totalCount: 0, pageIndex: 1, pageSize: 15 } } }, watch: { 'searchForm.version': { handler (newVal) { this.searchForm.taskName = '' this.getDropFileName() }, immediate: true } }, activated () { this.getDropProductAndTask() this.getDropProVersion() this.getDropFileName() this.getTreeList() }, methods: { handleNodeClick (data) { console.log(data) }, // 复选框点击事件 handleCheck (data, change) { let nodes = this.$refs.tree.getCheckedNodes().concat(this.$refs.tree.getHalfCheckedNodes()) let filterNodes = nodes.filter(node => { // 过滤出子节点,也就是不含childred字段的节点数据 return node.children === undefined }) this.tableData = filterNodes// 赋值给表格数据 }, // 删除按钮 deleteRow (index, rows, id) { this.$refs.tree.setChecked(id, false)// 取消左侧复选框的选中状态 rows.splice(index, 1)// 从tableData中删除数据 }, // 复选框默认选中状态,应在请求数据处调用 // 现在用的是本地数据,如果导入的是请求后的来的数据,并且有返回是否选中的字段,可以将已选中的那些数据的id遍历出来一个数组,类似于[1,2,3],然后放到下方; selection (arrDa) { this.$nextTick(() => { this.$refs.tree.setCheckedKeys([], true)// 默认选中状态 }) }, getTreeList () { this.$http({ url: this.$http.adornUrl('/api/camera/getAnaReportTree'), method: 'post', data: this.$http.adornData({ parseFile: this.parseFile, fileIds: this.searchForm.taskName === '' ? null : this.searchForm.taskName, productName: this.searchForm.productName, productVersion: this.searchForm.version }) }).then(({ data }) => { if (data && data.code === 200) { this.data = data.data } else { this.$message.warning(data.message) } }) }, searchClick () { this.tableInfo.pageNum = 1 this.parseFile = this.$route.query.parseFile ? this.parseFile : null this.getTreeList() }, getDropProductAndTask () { this.$http({ url: this.$http.adornUrl('/api/camera/dropProductAndTask'), method: 'get' }).then(({ data }) => { if (data && data.code === 200) { this.productNameOptions = data.data.productName } else { this.$message.warning(data.message) } }) }, getDropProVersion () { this.$http({ url: this.$http.adornUrl('/api/camera/dropProVersion?productName=' + this.searchForm.productName), method: 'get' }).then(({ data }) => { if (data && data.code === 200) { this.versionOptions = data.data } else { this.$message.warning(data.message) } }) }, getDropFileName () { this.$http({ url: this.$http.adornUrl('/api/camera/dropFileName'), method: 'post', data: this.$http.adornData({ productName: this.searchForm.productName, productVersion: this.searchForm.version }) }).then(({ data }) => { if (data && data.code === 200) { this.taskNameOptions = data.data if (data.data[0]) { this.searchForm.taskName = [data.data[0].prop] } } else { this.$message.warning(data.message) } }) } } } </script> <style scoped> .tree-container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; /* 子节点旋转 */ .el-tree .el-tree-node__expand-icon.expanded { -webkit-transform: rotate(0deg); transform: rotate(0deg); } /* 有子节点 且未展开 */ .el-tree .el-icon-caret-right:before { background: url("../../../assets/img/close.png") no-repeat 0 3px; content: ""; display: block; width: 24px; height: 24px; font-size: 16px; background-size: 16px; } /* 有子节点 且已展开 */ .el-tree .el-tree-node__expand-icon.expanded.el-icon-caret-right:before { background: url("../../../assets/img/open.png") no-repeat 0 3px; content: ""; display: block; width: 24px; height: 24px; font-size: 16px; background-size: 16px; } /* 设置树形组件节点的定位和左内边距 */ .el-tree-node { position: relative; padding-left: 13px; } /* 设置树形组件节点的 before 伪类的样式 */ .el-tree-node:before { width: 1px; height: 100%; content: ""; position: absolute; top: -38px; bottom: 0; left: 0; right: auto; border-width: 1px; border-left: 1px solid #b8b9bb; } /*设置树形组件节点的 after 伪类的样式 */ .el-tree-node:after { width: 13px; height: 13px; content: ""; position: absolute; left: 0; right: auto; top: 12px; bottom: auto; border-width: 1px; border-top: 1px solid #b8b9bb; } /* 设置树形组件首节点的左边框不显示 */ .el-tree > .el-tree-node:before { border-left: none; } /* 设置树形组件首节点的顶部边框不显示 */ .el-tree > .el-tree-node:after { border-top: none; } /* 设置树形组件末节点的 before 伪类的高度 */ .el-tree .el-tree-node:last-child:before { height: 50px; } /* 设置树形组件节点字体大小、以及取消左内边距 */ .el-tree .el-tree-node__content { color: #000; font-size: 14px; padding-left: 0 !important; } /* 设置树形组件孩子节点左内边距 */ .el-tree .el-tree-node__children { padding-left: 11.5px; } /* 设置树形组件复选框左右外边距 */ .el-tree .el-tree-node__content > label.el-checkbox { margin: 0 5px 0 5px !important; } /* 设置树形组件叶子节点的默认图标不显示 */ .el-tree .el-tree-node__expand-icon.is-leaf { display: none; } /* 设置树形组件叶子节点的横线 */ .el-tree .leaf-node-line { width: 23px; height: 13px; content: ""; position: absolute; left: 13px; right: auto; top: 12px; bottom: auto; border-width: 1px; border-top: 1px solid #b8b9bb; } /* 设置树形组件有叶子节点的左外边距 */ .el-tree .el-tree-node__content:has(.is-leaf) { /* color: aqua; */ margin-left: 24px !important; } /* 设置树形组件展开图标定位、图层、内边距 */ .el-tree .el-tree-node__expand-icon { position: relative; z-index: 99; } } .left { flex: 0 0 200px; } .right { flex: 1; } </style>