1182 lines
35 KiB
Vue
1182 lines
35 KiB
Vue
<template>
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<view class="da-tree" :style="{ '--theme-color': themeColor }">
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<scroll-view class="da-tree-scroll" :scroll-y="true" :scroll-x="false">
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<view
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class="da-tree-item"
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:class="{ 'is-show': item.show }"
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:style="{ paddingLeft: item.level * indent + 'px' }"
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v-for="item in datalist"
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:key="item.key"
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>
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<view v-if="item.showArrow && !filterValue" class="da-tree-item__icon" @click="handleExpandedChange(item)">
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<view :class="['da-tree-item__icon--arr', 'is-loading']" v-if="loadLoading && item.loading"></view>
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<view :class="['da-tree-item__icon--arr', 'is-expand', { 'is-right': !item.expand }]" v-else></view>
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</view>
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<view v-else class="da-tree-item__icon"></view>
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<view
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class="da-tree-item__checkbox"
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:class="[`da-tree-item__checkbox--${checkboxPlacement}`, { 'is--disabled': item.disabled }]"
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v-if="showCheckbox"
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@click="handleCheckChange(item)"
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>
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<view
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class="da-tree-item__checkbox--icon da-tree-checkbox-checked"
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v-if="item.checkedStatus === isCheckedStatus"
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></view>
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<view
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class="da-tree-item__checkbox--icon da-tree-checkbox-indeterminate"
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v-else-if="item.checkedStatus === halfCheckedStatus"
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></view>
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<view class="da-tree-item__checkbox--icon da-tree-checkbox-outline" v-else></view>
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</view>
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<view
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class="da-tree-item__checkbox"
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:class="[`da-tree-item__checkbox--${checkboxPlacement}`, { 'is--disabled': item.disabled }]"
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v-if="!showCheckbox && showRadioIcon"
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@click="handleRadioChange(item)"
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>
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<view
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class="da-tree-item__checkbox--icon da-tree-radio-checked"
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v-if="item.checkedStatus === isCheckedStatus"
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></view>
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<view
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class="da-tree-item__checkbox--icon da-tree-radio-indeterminate"
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v-else-if="item.checkedStatus === halfCheckedStatus"
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></view>
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<view class="da-tree-item__checkbox--icon da-tree-radio-outline" v-else></view>
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</view>
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<view
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class="da-tree-item__label"
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:class="'da-tree-item__label--' + item.checkedStatus"
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@click="handleLabelClick(item)"
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><text>{{ item.label }} </text><text class="da-tree-item__label--append" v-if="item.append">{{ item.append }}</text></view
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>
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</view>
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</scroll-view>
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</view>
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</template>
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<script>
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import { defineComponent, ref, unref, watch } from 'vue'
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import {
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unCheckedStatus,
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halfCheckedStatus,
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isCheckedStatus,
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deepClone,
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getAllNodeKeys,
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getAllNodes,
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logError,
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isArray,
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isString,
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isNumber,
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isFunction
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} from './utils'
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import basicProps from './props'
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export default defineComponent({
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name: 'DaTree',
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props: basicProps,
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emits: ['change', 'expand'],
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setup(props, { emit }) {
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/** 原始的树数据 */
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const dataRef = ref([])
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/** 处理后的一维树项数据 */
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const datalist = ref([])
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/** 处理后的以key为键值的树项数据 */
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const datamap = ref({})
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/** 默认的展开数据 */
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const expandedKeys = ref([])
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/** 默认的已选数据 */
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const checkedKeys = ref(null)
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/** 加载状态 */
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const loadLoading = ref(false)
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let fieldMap = {
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value: 'value',
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label: 'label',
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children: 'children',
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disabled: 'disabled',
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append: 'append',
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leaf: 'leaf',
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sort: 'sort'
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}
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/**
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* 初始化数据结构
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*/
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function initData() {
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fieldMap = {
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value: props.field?.key || props.field?.value || props.valueField || 'value',
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label: props.field?.label || props.labelField || 'label',
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children: props.field?.children || props.childrenField || 'children',
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disabled: props.field?.disabled || props.disabledField || 'disabled',
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append: props.field?.append || props.appendField || 'append',
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leaf: props.field?.leaf || props.leafField || 'leaf',
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sort: props.field?.sort || props.sortField || 'sort'
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}
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const data = deepClone(dataRef.value)
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datalist.value = []
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datamap.value = {}
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// clean tree
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handleTreeData(data)
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// flat tree
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datalist.value = checkInitData(datalist.value)
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// console.log('init datalist', datalist.value)
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// console.log('init datamap', datamap.value)
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}
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/**
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* 转换为节点数据
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* @param data
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* @param parent
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* @param level
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*/
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function handleTreeData(data = [], parent = null, level = 0, insertIndex = -1) {
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return data.reduce((prev, cur, index) => {
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const key = cur[fieldMap.value]
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const children = cur[fieldMap.children] || null
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const newItem = createNewItem(cur, index, parent, level)
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if (insertIndex > -1) {
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// 插入子项尾部
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const index = (parent.childrenKeys?.length || 0) + insertIndex + 1
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if (!parent?.childrenKeys?.includes(key)) {
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datamap.value[key] = newItem
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datalist.value.splice(index, 0, newItem)
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parent.children.push(newItem)
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if (newItem.parentKeys?.length) {
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newItem.parentKeys.forEach(k => {
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datamap.value[k].childrenKeys = [...datamap.value[k].childrenKeys, newItem.key]
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})
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}
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}
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} else {
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datamap.value[key] = newItem
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datalist.value.push(newItem)
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}
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const hasChildren = children && children.length > 0
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if (hasChildren) {
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const childrenData = handleTreeData(children, newItem, level + 1)
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// childrenData.sort((a, b) => a.sort - b.sort)
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newItem.children = childrenData
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const childrenKeys = childrenData.reduce((p, k) => {
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const keys = k.childrenKeys
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p.push(...keys, k.key)
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return p
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}, [])
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newItem.childrenKeys = childrenKeys
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}
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prev.push(newItem)
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return prev
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}, [])
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}
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/**
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* 创建节点
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* @param item
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* @param index
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* @param parent
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* @param level
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*/
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function createNewItem(item, index, parent, level) {
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const key = item[fieldMap.value]
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const label = item[fieldMap.label]
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const sort = item[fieldMap.sort] || 0
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const children = item[fieldMap.children] || null
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const append = item[fieldMap.append] || null
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let disabled = item[fieldMap.disabled] || false
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// 优先继承父级禁用属性
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disabled = parent?.disabled || disabled
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let isLeaf = isFunction(props.isLeafFn) ? props.isLeafFn(item) : item[fieldMap.leaf] || false
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// const hasChildren = children && children.length > 0
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const isEmptyChildren = children && children.length === 0
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let showArrow = true
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// let isLeaf = !hasChildren
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let expand = props.defaultExpandAll || false
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// 是否异步加载模式
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const isLoadMode = props.loadMode && isFunction(props.loadApi)
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if (!children) {
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expand = false
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if (isLoadMode) {
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showArrow = true
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} else {
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isLeaf = true
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showArrow = false
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}
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}
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if (isEmptyChildren) {
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expand = false
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if (isLoadMode) {
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showArrow = true
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} else {
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isLeaf = true
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showArrow = false
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}
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}
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if (isLeaf) {
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showArrow = false
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expand = false
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} else {
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showArrow = true
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}
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// onlyRadioLeaf 单选只能选择末级节点
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if (!props.showCheckbox) {
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if (props.onlyRadioLeaf) {
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if (!isLeaf) {
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disabled = true
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} else {
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// 仍旧继承父类原始禁用状态
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disabled = parent?.originItem?.disabled || false
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}
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}
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}
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if (disabled) {
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if (isLeaf || !children || isEmptyChildren) {
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expand = false
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showArrow = false
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}
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}
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const parentKey = parent ? parent.key : null
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const show = props.defaultExpandAll || level === 0
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const newItem = {
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key,
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parentKey,
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label,
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append,
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isLeaf,
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showArrow,
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level,
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expand,
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show,
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sort,
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disabled,
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loaded: false,
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loading: false,
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indexs: [index],
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checkedStatus: unCheckedStatus,
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parentKeys: [],
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childrenKeys: [],
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children: [],
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originItem: item
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}
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if (parent) {
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newItem.parentKeys = [parent.key, ...parent.parentKeys]
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newItem.indexs = [...parent.indexs, index]
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}
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return newItem
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}
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/**
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* 处理初始化内容
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* @param list
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*/
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function checkInitData(list) {
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let checkedKeyList = null
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let expandedKeyList = []
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if (props.showCheckbox) {
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checkedKeyList = [...new Set(checkedKeys.value || [])]
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expandedKeyList = props.expandChecked
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? [...(checkedKeys.value || []), ...(expandedKeys.value || [])]
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: expandedKeys.value
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} else {
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checkedKeyList = checkedKeys.value || null
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expandedKeyList =
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props.expandChecked && checkedKeys.value
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? [checkedKeys.value, ...(expandedKeys.value || [])]
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: expandedKeys.value
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}
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handleCheckState(list, checkedKeyList, true)
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// 处理初始展开
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expandedKeyList = [...new Set(expandedKeyList)]
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if (!props.defaultExpandAll) {
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handleExpandState(list, expandedKeyList, true)
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}
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list.sort((a, b) => {
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if (a.sort === 0 && b.sort === 0) {
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return 0
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}
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if (a.parentKey === b.parentKey) {
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if (a.sort - b.sort > 0) {
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return 1
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} else {
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return -1
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}
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}
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return 0
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})
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return list
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}
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/**
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* 处理选中
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* @param list
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* @param checkedKeyList
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*/
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function handleCheckState(list, checkedKeyList, checked = true) {
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// 多选
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if (props.showCheckbox) {
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if (checkedKeyList?.length) {
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checkedKeyList.forEach(k => {
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const item = datamap.value[k]
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if (item) {
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checkTheChecked(item, checked)
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}
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})
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}
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return
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}
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// 单选
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for (let i = 0; i < list.length; i++) {
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const item = list[i]
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if (item.key === checkedKeyList) {
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checkTheRadio(item, checked)
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break
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}
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}
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}
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/**
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* 校验多选节点
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* @param item
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* @param checked
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*/
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function checkTheChecked(item, checked = true) {
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const { childrenKeys, parentKeys, disabled = false } = item
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if (!props.checkedDisabled && disabled) return
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// 当前
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item.checkedStatus = checked ? isCheckedStatus : unCheckedStatus
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if (!props.checkStrictly) {
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// 子类
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childrenKeys.forEach(k => {
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const childrenItem = unref(datamap)[k]
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childrenItem.checkedStatus =
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!props.checkedDisabled && childrenItem.disabled ? childrenItem.checkedStatus : item.checkedStatus
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})
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// 父类
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parentKeys.forEach(k => {
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const parentItem = datamap.value[k]
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parentItem.checkedStatus = getParentCheckedStatus(parentItem)
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})
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}
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}
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/**
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* 校验单选节点
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* @param item
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*/
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function checkTheRadio(item, checked) {
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const { parentKeys, isLeaf, disabled = false } = item
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if (!props.checkedDisabled && disabled) return
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// 限制末节点选中，但当前非末节点
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if (props.onlyRadioLeaf && !isLeaf) {
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logError(`限制了末节点选中，当前[${item.label}]非末节点`)
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return
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}
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if (datalist.value?.length) {
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datalist.value.forEach(k => {
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k.checkedStatus = unCheckedStatus
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})
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}
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parentKeys.forEach(k => {
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const parentItem = datamap.value[k]
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parentItem.checkedStatus = checked ? getParentCheckedStatus(parentItem) : unCheckedStatus
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})
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// 当前
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item.checkedStatus = checked ? isCheckedStatus : unCheckedStatus
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}
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/**
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* 处理父节点展开
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* @param item
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* @param expand
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*/
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// function handleExpandParentNode(item, expand = true) {
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// if (!expand) return
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// if (item?.parentKeys?.length) {
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// item.parentKeys.forEach(pk => {
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// if (!datamap.value[pk].expand) {
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// datamap.value[pk].expand = true
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// }
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// })
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// }
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// }
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/**
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* 处理节点展开
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* @param list
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* @param expandedKeyList
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* @param expand
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*/
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function handleExpandState(list, expandedKeyList, expand = true) {
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// 收起
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if (expand === false) {
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for (let i = 0; i < list.length; i++) {
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const item = list[i]
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if (expandedKeyList?.includes(item.key)) {
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item.expand = false
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if (item.childrenKeys?.length) {
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item.childrenKeys.forEach(ck => {
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datamap.value[ck].expand = false
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datamap.value[ck].show = false
|
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})
|
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}
|
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}
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}
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return
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}
|
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// 展开
|
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for (let i = 0; i < list.length; i++) {
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const item = list[i]
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// 处理展开
|
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if (expandedKeyList?.includes(item.key)) {
|
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// 父子
|
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item.expand = true
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if (item.children?.length) {
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item.children.forEach(k => {
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const kItem = unref(datamap)[k.key]
|
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kItem.show = true
|
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})
|
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}
|
||
|
||
// 族系
|
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if (item.parentKeys?.length) {
|
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item.parentKeys.forEach(k => {
|
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const kItem = unref(datamap)[k]
|
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kItem.expand = true
|
||
if (kItem.children?.length) {
|
||
kItem.children.forEach(k => {
|
||
const skItem = unref(datamap)[k.key]
|
||
skItem.show = true
|
||
})
|
||
}
|
||
})
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 点击选框
|
||
* @param item
|
||
*/
|
||
function handleCheckChange(item) {
|
||
const { childrenKeys, parentKeys, checkedStatus, isLeaf, disabled = false } = item
|
||
if (!props.showCheckbox) return
|
||
if (disabled) return
|
||
|
||
// 当前
|
||
item.checkedStatus = checkedStatus === isCheckedStatus ? unCheckedStatus : isCheckedStatus
|
||
|
||
// 子类
|
||
if (!props.checkStrictly) {
|
||
if (props.expandChecked) {
|
||
item.show = true
|
||
item.expand = childrenKeys?.length > 0 || isLeaf
|
||
}
|
||
|
||
childrenKeys.forEach(k => {
|
||
const childrenItem = unref(datamap)[k]
|
||
childrenItem.checkedStatus = childrenItem.disabled ? childrenItem.checkedStatus : item.checkedStatus
|
||
|
||
if (props.expandChecked) {
|
||
childrenItem.show = true
|
||
childrenItem.expand = childrenItem?.childrenKeys?.length > 0 || childrenItem.isLeaf
|
||
}
|
||
})
|
||
} else {
|
||
if (props.expandChecked) {
|
||
logError(`多选时，当 checkStrictly 为 true 时，不支持选择自动展开子节点属性(expandChecked)`)
|
||
}
|
||
}
|
||
|
||
// 父类
|
||
if (!props.checkStrictly) {
|
||
parentKeys.forEach(k => {
|
||
const parentItem = datamap.value[k]
|
||
parentItem.checkedStatus = getParentCheckedStatus(parentItem)
|
||
})
|
||
}
|
||
|
||
const hasCheckedKeys = []
|
||
for (let i = 0; i < datalist.value.length; i++) {
|
||
const k = datalist.value[i]
|
||
if (k.checkedStatus === isCheckedStatus) {
|
||
if ((props.packDisabledkey && k.disabled) || !k.disabled) {
|
||
hasCheckedKeys.push(k.key)
|
||
}
|
||
}
|
||
}
|
||
|
||
checkedKeys.value = [...hasCheckedKeys]
|
||
|
||
emit('change', hasCheckedKeys, item)
|
||
}
|
||
|
||
/**
|
||
* 点击单选
|
||
* @param item
|
||
*/
|
||
function handleRadioChange(item) {
|
||
const { parentKeys, checkedStatus, key, disabled = false, isLeaf } = item
|
||
if (props.showCheckbox) return
|
||
if (props.onlyRadioLeaf && !isLeaf) handleExpandedChange(item)
|
||
|
||
if (disabled) return
|
||
|
||
// 重置所有选择
|
||
if (datalist.value?.length) {
|
||
for (let i = 0; i < datalist.value.length; i++) {
|
||
const k = datalist.value[i]
|
||
k.checkedStatus = unCheckedStatus
|
||
}
|
||
}
|
||
|
||
parentKeys.forEach(k => {
|
||
const parentItem = datamap.value[k]
|
||
parentItem.checkedStatus = getParentCheckedStatus(parentItem)
|
||
})
|
||
|
||
// 当前
|
||
item.checkedStatus = checkedStatus === isCheckedStatus ? isCheckedStatus : isCheckedStatus
|
||
|
||
checkedKeys.value = key
|
||
emit('change', key, item)
|
||
}
|
||
|
||
/**
|
||
* 点击标签
|
||
*/
|
||
function handleLabelClick(item) {
|
||
if (props.showCheckbox) {
|
||
handleCheckChange(item)
|
||
} else {
|
||
handleRadioChange(item)
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 点击展开收起
|
||
* @param item
|
||
*/
|
||
async function handleExpandedChange(item) {
|
||
if (props.filterValue) return
|
||
|
||
const { expand, loading = false, disabled } = item
|
||
if (loadLoading.value && loading) return
|
||
|
||
checkExpandedChange(item)
|
||
|
||
// 异步
|
||
item.expand = !expand
|
||
|
||
let currentItem = null
|
||
if (!disabled) {
|
||
if (!props.showCheckbox && props.onlyRadioLeaf && props.loadMode) {
|
||
logError(`单选时，当 onlyRadioLeaf 为 true 时不支持动态数据`)
|
||
} else {
|
||
currentItem = await loadExpandNode(item)
|
||
}
|
||
}
|
||
|
||
emit('expand', !expand, currentItem || item || null)
|
||
}
|
||
|
||
/**
|
||
* 检查展开状态
|
||
* @param item
|
||
*/
|
||
function checkExpandedChange(item) {
|
||
const { expand, childrenKeys, children = null } = item
|
||
|
||
if (expand) {
|
||
if (childrenKeys?.length) {
|
||
childrenKeys.forEach(k => {
|
||
if (unref(datamap)[k]) {
|
||
unref(datamap)[k].show = false
|
||
unref(datamap)[k].expand = false
|
||
}
|
||
})
|
||
}
|
||
} else {
|
||
if (children?.length) {
|
||
const childrenKeys = children.map(k => k.key)
|
||
childrenKeys.forEach(k => {
|
||
if (unref(datamap)[k]) {
|
||
unref(datamap)[k].show = true
|
||
}
|
||
})
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 加载异步数据
|
||
* @param item
|
||
*/
|
||
async function loadExpandNode(item) {
|
||
const { expand, key, loaded, children } = item
|
||
if (children?.length && !props.alwaysFirstLoad) {
|
||
return item
|
||
}
|
||
|
||
if (expand && props.loadMode && !loaded) {
|
||
if (isFunction(props.loadApi)) {
|
||
expandedKeys.value.push(key)
|
||
loadLoading.value = true
|
||
item.loading = true
|
||
|
||
const currentNode = deepClone(item)
|
||
const apiRes = await props.loadApi(currentNode)
|
||
|
||
// 新增子项
|
||
let newChildren = [...(item.originItem?.children || []), ...(apiRes || [])]
|
||
const newChildrenObj = {}
|
||
newChildren = newChildren.reduce((total, next) => {
|
||
newChildrenObj[next[fieldMap.value]]
|
||
? ''
|
||
: (newChildrenObj[next[fieldMap.value]] = true && total.push(next))
|
||
return total
|
||
}, [])
|
||
|
||
item.originItem.children = newChildren || null
|
||
if (apiRes?.length) {
|
||
const insertIndex = datalist.value.findIndex(k => k.key === item.key)
|
||
handleTreeData(apiRes, item, item.level + 1, insertIndex)
|
||
datalist.value = checkInitData(datalist.value)
|
||
} else {
|
||
// 加载后无数据就移除展开图标
|
||
item.expand = false
|
||
item.isLeaf = true
|
||
item.showArrow = false
|
||
}
|
||
|
||
loadLoading.value = false
|
||
item.loading = false
|
||
item.loaded = true
|
||
}
|
||
} else {
|
||
const eki = expandedKeys.value.findIndex(k => k === key)
|
||
if (eki >= 0) {
|
||
expandedKeys.value.splice(eki, 1)
|
||
}
|
||
}
|
||
|
||
return item
|
||
}
|
||
|
||
/**
|
||
* 获取父类的选中状态
|
||
* @param item
|
||
*/
|
||
function getParentCheckedStatus(item) {
|
||
if (!item) {
|
||
return unCheckedStatus
|
||
}
|
||
|
||
if (!props.checkedDisabled && item.disabled) {
|
||
return item.checkedStatus || unCheckedStatus
|
||
}
|
||
|
||
// 单选时，父类永远为半选
|
||
if (!props.showCheckbox) {
|
||
return halfCheckedStatus
|
||
}
|
||
|
||
const { children } = item
|
||
// 子类全选中
|
||
const childrenCheckedAll = children.every(k => k.checkedStatus === isCheckedStatus)
|
||
if (childrenCheckedAll) {
|
||
return isCheckedStatus
|
||
}
|
||
|
||
// 子类全不选中
|
||
const childrenUncheckedAll = children.every(k => k.checkedStatus === unCheckedStatus)
|
||
if (childrenUncheckedAll) {
|
||
return unCheckedStatus
|
||
}
|
||
|
||
return halfCheckedStatus
|
||
}
|
||
|
||
function filterData() {
|
||
if (props.filterValue === '') {
|
||
datalist.value.forEach(k => {
|
||
k.show = true
|
||
})
|
||
return
|
||
}
|
||
|
||
datalist.value.forEach(k => {
|
||
if (k.label.indexOf(props.filterValue) > -1) {
|
||
k.show = true
|
||
k.parentKeys.forEach(k => {
|
||
datamap.value[k].show = true
|
||
})
|
||
} else {
|
||
k.show = false
|
||
}
|
||
})
|
||
|
||
datalist.value.forEach(k => {
|
||
if (k.show) {
|
||
k.parentKeys.forEach(k => {
|
||
datamap.value[k].show = true
|
||
})
|
||
}
|
||
})
|
||
}
|
||
|
||
/**
|
||
* 返回已选的 key
|
||
*/
|
||
const getCheckedKeys = () => getAllNodeKeys(datalist.value, 'checkedStatus', isCheckedStatus, props.packDisabledkey)
|
||
/**
|
||
* 根据key设置已选
|
||
* @param keys 单选时为数字或者字符串，多选时为数组
|
||
* @param checked 多选时为key的数组，单选时为key
|
||
*/
|
||
function setCheckedKeys(keys, checked = true) {
|
||
// 多选
|
||
if (props.showCheckbox) {
|
||
if (!isArray(keys)) {
|
||
logError(`setCheckedKeys 第一个参数非数组，传入的是[${keys}]`)
|
||
return
|
||
}
|
||
|
||
const list = datalist.value
|
||
|
||
// 取消选择
|
||
if (checked === false) {
|
||
let newCheckedKeys = []
|
||
for (let i = 0; i < checkedKeys.value.length; i++) {
|
||
const ck = checkedKeys.value[i]
|
||
if (!keys.includes(ck)) {
|
||
newCheckedKeys.push(ck)
|
||
}
|
||
}
|
||
newCheckedKeys = [...new Set(newCheckedKeys)]
|
||
checkedKeys.value = newCheckedKeys
|
||
handleCheckState(list, keys, false)
|
||
|
||
return
|
||
}
|
||
|
||
// 选择
|
||
const newCheckedKeys = [...checkedKeys.value, ...keys]
|
||
checkedKeys.value = [...new Set(newCheckedKeys)]
|
||
handleCheckState(list, checkedKeys.value, true)
|
||
|
||
if (props.expandChecked && checked) {
|
||
expandedKeys.value = [...new Set([...(checkedKeys.value || []), ...(keys || [])])]
|
||
handleExpandState(list, keys, true)
|
||
}
|
||
return
|
||
}
|
||
|
||
// 单选
|
||
// 如果为数组则拿第一个
|
||
if (isArray(keys)) {
|
||
keys = keys[0]
|
||
}
|
||
|
||
if (!isString(keys) && !isNumber(keys)) {
|
||
logError('setCheckedKeys 第一个参数字符串或数字，传入的是==>', keys)
|
||
return
|
||
}
|
||
|
||
const list = datalist.value
|
||
checkedKeys.value = checked ? keys : null
|
||
|
||
if (props.expandChecked && checked) {
|
||
handleExpandState(list, [keys], true)
|
||
}
|
||
|
||
handleCheckState(list, keys, !!checked)
|
||
}
|
||
/**
|
||
* 返回半选的 key
|
||
*/
|
||
const getHalfCheckedKeys = () =>
|
||
getAllNodeKeys(datalist.value, 'checkedStatus', halfCheckedStatus, props.packDisabledkey)
|
||
/**
|
||
* 返回未选的 key
|
||
*/
|
||
const getUncheckedKeys = () =>
|
||
getAllNodeKeys(datalist.value, 'checkedStatus', unCheckedStatus, props.packDisabledkey)
|
||
/**
|
||
* 返回已展开的 key
|
||
*/
|
||
const getExpandedKeys = () => getAllNodeKeys(datalist.value, 'expand', true)
|
||
/**
|
||
* 返回未展开的 key
|
||
*/
|
||
const getUnexpandedKeys = () => getAllNodeKeys(datalist.value, 'expand', false)
|
||
/**
|
||
* 根据key展开/收起
|
||
*
|
||
* @param keys 数组，或字符串 all
|
||
* @param expand true为展开/false为收起
|
||
*/
|
||
function setExpandedKeys(keys, expand = true) {
|
||
if (!Array.isArray(keys) && keys !== 'all') {
|
||
logError('setExpandedKeys 第一个参数非数组，传入的是===>', keys)
|
||
return
|
||
}
|
||
|
||
const list = datalist.value
|
||
|
||
// 展开/收起全部
|
||
if (keys === 'all') {
|
||
list.forEach(k => {
|
||
k.expand = expand
|
||
if (k.level > 0) {
|
||
k.show = expand
|
||
}
|
||
})
|
||
return
|
||
}
|
||
|
||
// 收起
|
||
if (expand === false) {
|
||
const newExpandedKeys = []
|
||
for (let i = 0; i < expandedKeys.value.length; i++) {
|
||
const ek = expandedKeys.value[i]
|
||
if (!keys.includes(ek)) {
|
||
newExpandedKeys.push(ek)
|
||
}
|
||
}
|
||
expandedKeys.value = [...new Set(newExpandedKeys)]
|
||
handleExpandState(list, keys, false)
|
||
|
||
return
|
||
}
|
||
|
||
// 展开
|
||
const newExpandedKeys = []
|
||
for (let i = 0; i < list.length; i++) {
|
||
if (keys.includes(list[i].key)) {
|
||
newExpandedKeys.push(list[i].key)
|
||
}
|
||
}
|
||
expandedKeys.value = [...new Set(newExpandedKeys)]
|
||
handleExpandState(list, newExpandedKeys, true)
|
||
}
|
||
/**
|
||
* 返回已选的节点
|
||
*/
|
||
const getCheckedNodes = () => getAllNodes(datalist.value, 'checkedStatus', isCheckedStatus, props.packDisabledkey)
|
||
/**
|
||
* 返回半选的节点
|
||
*/
|
||
const getHalfCheckedNodes = () =>
|
||
getAllNodes(datalist.value, 'checkedStatus', halfCheckedStatus, props.packDisabledkey)
|
||
/**
|
||
* 返回未选的节点
|
||
*/
|
||
const getUncheckedNodes = () => getAllNodes(datalist.value, 'checkedStatus', unCheckedStatus, props.packDisabledkey)
|
||
/**
|
||
* 返回已展开的节点
|
||
*/
|
||
const getExpandedNodes = () => getAllNodes(datalist.value, 'expand', true)
|
||
/**
|
||
* 返回未展开的节点
|
||
*/
|
||
const getUnexpandedNodes = () => getAllNodes(datalist.value, 'expand', false)
|
||
|
||
watch(
|
||
() => props.defaultExpandedKeys,
|
||
v => {
|
||
if (v?.length) {
|
||
expandedKeys.value = v
|
||
} else {
|
||
expandedKeys.value = []
|
||
}
|
||
|
||
// if (v) checkInitData(datalist.value)
|
||
},
|
||
{ immediate: true }
|
||
)
|
||
|
||
watch(
|
||
() => props.defaultCheckedKeys,
|
||
v => {
|
||
if (props.showCheckbox) {
|
||
if (v?.length) {
|
||
checkedKeys.value = v
|
||
} else {
|
||
checkedKeys.value = []
|
||
}
|
||
} else {
|
||
if (v || v === 0) {
|
||
checkedKeys.value = v
|
||
} else {
|
||
checkedKeys.value = null
|
||
}
|
||
}
|
||
// checkInitData(datalist.value)
|
||
},
|
||
{ immediate: true }
|
||
)
|
||
|
||
watch(
|
||
() => props.data,
|
||
v => {
|
||
dataRef.value = deepClone(v)
|
||
setTimeout(() => {
|
||
initData()
|
||
}, 36)
|
||
},
|
||
{ immediate: true, deep: true }
|
||
)
|
||
|
||
watch(
|
||
() => props.filterValue,
|
||
() => {
|
||
filterData()
|
||
}
|
||
)
|
||
|
||
return {
|
||
datalist,
|
||
unCheckedStatus,
|
||
halfCheckedStatus,
|
||
isCheckedStatus,
|
||
handleCheckChange,
|
||
handleRadioChange,
|
||
handleLabelClick,
|
||
handleExpandedChange,
|
||
loadLoading,
|
||
|
||
// updateChildrenByKey: () => {},
|
||
// insertBeforeByKey: () => {},
|
||
// insertAfterByKey: () => {},
|
||
getCheckedKeys,
|
||
setCheckedKeys,
|
||
getHalfCheckedKeys,
|
||
getUncheckedKeys,
|
||
getExpandedKeys,
|
||
getUnexpandedKeys,
|
||
setExpandedKeys,
|
||
getCheckedNodes,
|
||
getHalfCheckedNodes,
|
||
getUncheckedNodes,
|
||
getExpandedNodes,
|
||
getUnexpandedNodes
|
||
}
|
||
}
|
||
})
|
||
</script>
|
||
|
||
<style lang="scss" scoped>
|
||
@font-face {
|
||
font-family: 'da-tree-iconfont'; /* Project id */
|
||
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|
||
format('truetype');
|
||
}
|
||
|
||
.da-tree {
|
||
width: 100%;
|
||
height: 100%;
|
||
|
||
&-scroll {
|
||
width: 100%;
|
||
height: 100%;
|
||
}
|
||
|
||
&-item {
|
||
display: flex;
|
||
align-items: center;
|
||
height: 0;
|
||
padding: 0;
|
||
overflow: hidden;
|
||
font-size: 14px;
|
||
line-height: 1;
|
||
visibility: hidden;
|
||
opacity: 0;
|
||
transition: opacity 0.2s linear;
|
||
|
||
&.is-show {
|
||
height: auto;
|
||
padding: 6px 12px;
|
||
visibility: visible;
|
||
opacity: 1;
|
||
}
|
||
|
||
&__icon {
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
width: 20px;
|
||
height: 20px;
|
||
overflow: hidden;
|
||
|
||
&--arr {
|
||
position: relative;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
width: 16px;
|
||
height: 16px;
|
||
|
||
&::after {
|
||
position: relative;
|
||
z-index: 1;
|
||
overflow: hidden;
|
||
/* stylelint-disable-next-line font-family-no-missing-generic-family-keyword */
|
||
font-family: 'da-tree-iconfont' !important;
|
||
font-size: 16px;
|
||
font-style: normal;
|
||
color: #999;
|
||
-webkit-font-smoothing: antialiased;
|
||
-moz-osx-font-smoothing: grayscale;
|
||
}
|
||
|
||
&.is-expand {
|
||
&::after {
|
||
content: '\e604';
|
||
}
|
||
}
|
||
|
||
&.is-right {
|
||
transform: rotate(-90deg);
|
||
}
|
||
|
||
&.is-loading {
|
||
animation: IconLoading 1s linear 0s infinite;
|
||
|
||
&::after {
|
||
content: '\e7f1';
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
&__checkbox {
|
||
width: 20px;
|
||
height: 20px;
|
||
overflow: hidden;
|
||
|
||
&--left {
|
||
order: 0;
|
||
}
|
||
|
||
&--right {
|
||
order: 1;
|
||
}
|
||
|
||
&--icon {
|
||
position: relative;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
width: 20px;
|
||
height: 20px;
|
||
|
||
&::after {
|
||
position: relative;
|
||
top: 0;
|
||
left: 0;
|
||
z-index: 1;
|
||
overflow: hidden;
|
||
/* stylelint-disable-next-line font-family-no-missing-generic-family-keyword */
|
||
font-family: 'da-tree-iconfont' !important;
|
||
font-size: 16px;
|
||
font-style: normal;
|
||
-webkit-font-smoothing: antialiased;
|
||
-moz-osx-font-smoothing: grayscale;
|
||
}
|
||
|
||
&.da-tree-checkbox-outline::after {
|
||
color: #bbb;
|
||
content: '\ead5';
|
||
}
|
||
|
||
&.da-tree-checkbox-checked::after {
|
||
color: var(--theme-color, #007aff);
|
||
content: '\ead4';
|
||
}
|
||
|
||
&.da-tree-checkbox-indeterminate::after {
|
||
color: var(--theme-color, #007aff);
|
||
content: '\ebce';
|
||
}
|
||
|
||
&.da-tree-radio-outline::after {
|
||
color: #bbb;
|
||
content: '\ecc5';
|
||
}
|
||
|
||
&.da-tree-radio-checked::after {
|
||
color: var(--theme-color, #007aff);
|
||
content: '\ecc4';
|
||
}
|
||
|
||
&.da-tree-radio-indeterminate::after {
|
||
color: var(--theme-color, #007aff);
|
||
content: '\ea4f';
|
||
}
|
||
}
|
||
|
||
&.is--disabled {
|
||
cursor: not-allowed;
|
||
opacity: 0.35;
|
||
}
|
||
}
|
||
|
||
&__label {
|
||
flex: 1;
|
||
margin-left: 2px;
|
||
color: #555;
|
||
display: flex;
|
||
flex-direction: column;
|
||
|
||
&--2 {
|
||
color: var(--theme-color, #007aff);
|
||
}
|
||
|
||
&--append {
|
||
font-size: 60%;
|
||
opacity: 0.6;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
@keyframes IconLoading {
|
||
0% {
|
||
transform: rotate(0deg);
|
||
}
|
||
|
||
100% {
|
||
transform: rotate(360deg);
|
||
}
|
||
}
|
||
</style>
|