| | |
| | | <template> |
| | | <div class="el-tree-select"> |
| | | <el-select |
| | | style="width: 100%" |
| | | v-model="valueId" |
| | | ref="treeSelect" |
| | | :filterable="true" |
| | | :clearable="true" |
| | | @clear="clearHandle" |
| | | :filter-method="selectFilterData" |
| | | :placeholder="placeholder" |
| | | > |
| | | <el-option :value="valueId" :label="valueTitle"> |
| | | <el-tree |
| | | id="tree-option" |
| | | ref="selectTree" |
| | | :accordion="accordion" |
| | | :data="options" |
| | | :props="objMap" |
| | | :node-key="objMap.value" |
| | | :expand-on-click-node="false" |
| | | :default-expanded-keys="defaultExpandedKey" |
| | | :filter-node-method="filterNode" |
| | | @node-click="handleNodeClick" |
| | | ></el-tree> |
| | | </el-option> |
| | | </el-select> |
| | | </div> |
| | | </template> |
| | | |
| | | <script setup lang="ts"> |
| | | import { ElTreeSelect } from 'element-plus' |
| | | |
| | | const props = defineProps({ |
| | | /* 配置项 */ |
| | | objMap: { |
| | | type: Object, |
| | | default: () => { |
| | | return { |
| | | value: 'id', // ID字段名 |
| | | label: 'label', // 显示名称 |
| | | children: 'children' // 子级字段名 |
| | | } |
| | | type: Object, |
| | | default: () => { |
| | | return { |
| | | value: 'id', // ID字段名 |
| | | label: 'label', // 显示名称 |
| | | children: 'children' // 子级字段名 |
| | | } |
| | | } |
| | | }, |
| | | /* 自动收起 */ |
| | | accordion: { |
| | | type: Boolean, |
| | | default: () => { |
| | | return false |
| | | } |
| | | type: Boolean, |
| | | default: () => { |
| | | return false |
| | | } |
| | | }, |
| | | /**当前双向数据绑定的值 */ |
| | | value: { |
| | | type: [String, Number], |
| | | default: '' |
| | | type: [String, Number], |
| | | default: '' |
| | | }, |
| | | /**当前的数据 */ |
| | | options: { |
| | | type: Array, |
| | | default: () => [] |
| | | type: Array, |
| | | default: () => [] |
| | | }, |
| | | /**输入框内部的文字 */ |
| | | placeholder: { |
| | | type: String, |
| | | default: '' |
| | | type: String, |
| | | default: '' |
| | | } |
| | | }) |
| | | |
| | |
| | | const valueId = computed({ |
| | | get: () => props.value, |
| | | set: (val) => { |
| | | emit('update:value', val) |
| | | emit('update:value', val) |
| | | } |
| | | }); |
| | | const valueTitle = ref(''); |
| | |
| | | |
| | | function initHandle() { |
| | | nextTick(() => { |
| | | const selectedValue = valueId.value; |
| | | if(selectedValue !== null && typeof (selectedValue) !== 'undefined') { |
| | | const node = selectTree.value.getNode(selectedValue) |
| | | if (node) { |
| | | valueTitle.value = node.data[props.objMap.label] |
| | | selectTree.value.setCurrentKey(selectedValue) // 设置默认选中 |
| | | defaultExpandedKey.value = [selectedValue] // 设置默认展开 |
| | | } |
| | | } else { |
| | | clearHandle() |
| | | const selectedValue = valueId.value; |
| | | if(selectedValue !== null && typeof (selectedValue) !== 'undefined') { |
| | | const node = selectTree.value.getNode(selectedValue) |
| | | if (node) { |
| | | valueTitle.value = node.data[props.objMap.label] |
| | | selectTree.value.setCurrentKey(selectedValue) // 设置默认选中 |
| | | defaultExpandedKey.value = [selectedValue] // 设置默认展开 |
| | | } |
| | | } else { |
| | | clearHandle() |
| | | } |
| | | }) |
| | | } |
| | | function handleNodeClick(node: any) { |
| | |
| | | color: $--color-primary; |
| | | } |
| | | </style> |
| | | |
| | | <template> |
| | | <div class="el-tree-select"> |
| | | <el-select |
| | | style="width: 100%" |
| | | v-model="valueId" |
| | | ref="treeSelect" |
| | | :filterable="true" |
| | | :clearable="true" |
| | | @clear="clearHandle" |
| | | :filter-method="selectFilterData" |
| | | :placeholder="placeholder" |
| | | > |
| | | <el-option :value="valueId" :label="valueTitle"> |
| | | <el-tree |
| | | id="tree-option" |
| | | ref="selectTree" |
| | | :accordion="accordion" |
| | | :data="options" |
| | | :props="objMap" |
| | | :node-key="objMap.value" |
| | | :expand-on-click-node="false" |
| | | :default-expanded-keys="defaultExpandedKey" |
| | | :filter-node-method="filterNode" |
| | | @node-click="handleNodeClick" |
| | | ></el-tree> |
| | | </el-option> |
| | | </el-select> |
| | | </div> |
| | | </template> |