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@alifd/next

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A configurable component library for web built on React.

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'use strict'; exports.__esModule = true; var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck'); var _classCallCheck3 = _interopRequireDefault(_classCallCheck2); var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn'); var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2); var _inherits2 = require('babel-runtime/helpers/inherits'); var _inherits3 = _interopRequireDefault(_inherits2); var _extends2 = require('babel-runtime/helpers/extends'); var _extends3 = _interopRequireDefault(_extends2); var _class, _temp; var _react = require('react'); var _react2 = _interopRequireDefault(_react); var _propTypes = require('prop-types'); var _propTypes2 = _interopRequireDefault(_propTypes); var _reactLifecyclesCompat = require('react-lifecycles-compat'); var _lodash = require('lodash.clonedeep'); var _lodash2 = _interopRequireDefault(_lodash); var _classnames = require('classnames'); var _classnames2 = _interopRequireDefault(_classnames); var _menu = require('../menu'); var _menu2 = _interopRequireDefault(_menu); var _util = require('../util'); var _menu3 = require('./menu'); var _menu4 = _interopRequireDefault(_menu3); var _item = require('./item'); var _item2 = _interopRequireDefault(_item); var _utils = require('./utils'); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } var bindCtx = _util.func.bindCtx; var pickOthers = _util.obj.pickOthers; var addClass = _util.dom.addClass, removeClass = _util.dom.removeClass, setStyle = _util.dom.setStyle, getStyle = _util.dom.getStyle; // 数据打平 var flatDataSource = function flatDataSource(data) { var prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '0'; var v2n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; var p2n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {}; data.forEach(function (item, index) { var value = item.value, children = item.children; var pos = prefix + '-' + index; var newValue = String(value); item.value = newValue; v2n[newValue] = p2n[pos] = (0, _extends3.default)({}, item, { pos: pos, _source: item }); if (children && children.length) { flatDataSource(children, pos, v2n, p2n); } }); return { v2n: v2n, p2n: p2n }; }; function preHandleData(data, immutable) { var _data = immutable ? (0, _lodash2.default)(data) : data; try { return flatDataSource(_data); } catch (err) { if ((err.message || '').match('Cannot assign to read only property')) { // eslint-disable-next-line no-console console.error(err.message, 'try to set immutable to true to allow immutable dataSource'); } throw err; } } var getExpandedValue = function getExpandedValue(v, _v2n, _p2n) { if (!v || !_v2n[v]) { return []; } var pos = _v2n[v].pos; if (pos.split('-').length === 2) { return []; } var expandedMap = {}; Object.keys(_p2n).forEach(function (p) { if ((0, _utils.isDescendantOrSelf)(p, pos) && p !== pos) { expandedMap[_p2n[p].value] = p; } }); return Object.keys(expandedMap).sort(function (prev, next) { return expandedMap[prev].split('-').length - expandedMap[next].split('-').length; }); }; var normalizeValue = function normalizeValue(value) { if (value) { if (Array.isArray(value)) { return value; } return [value]; } return []; }; /** * Cascader */ var Cascader = (_temp = _class = function (_Component) { (0, _inherits3.default)(Cascader, _Component); function Cascader(props, context) { (0, _classCallCheck3.default)(this, Cascader); var _this = (0, _possibleConstructorReturn3.default)(this, _Component.call(this, props, context)); var defaultValue = props.defaultValue, value = props.value, defaultExpandedValue = props.defaultExpandedValue, expandedValue = props.expandedValue, dataSource = props.dataSource, multiple = props.multiple, checkStrictly = props.checkStrictly, canOnlyCheckLeaf = props.canOnlyCheckLeaf, loadData = props.loadData, immutable = props.immutable; var _preHandleData = preHandleData(dataSource, immutable), v2n = _preHandleData.v2n, p2n = _preHandleData.p2n; var normalizedValue = normalizeValue(typeof value === 'undefined' ? defaultValue : value); if (!loadData) { normalizedValue = normalizedValue.filter(function (v) { return v2n[v]; }); } var realExpandedValue = typeof expandedValue === 'undefined' ? typeof defaultExpandedValue === 'undefined' ? getExpandedValue(normalizedValue[0], v2n, p2n) : normalizeValue(defaultExpandedValue) : normalizeValue(expandedValue); var st = { value: normalizedValue, expandedValue: realExpandedValue }; if (multiple && !checkStrictly && !canOnlyCheckLeaf) { st.value = (0, _utils.getAllCheckedValues)(st.value, v2n, p2n); } _this.lastExpandedValue = [].concat(st.expandedValue); _this.state = (0, _extends3.default)({}, st, { _v2n: v2n, _p2n: p2n }); bindCtx(_this, ['handleMouseLeave', 'handleFocus', 'handleFold', 'getCascaderNode', 'onBlur']); return _this; } Cascader.getDerivedStateFromProps = function getDerivedStateFromProps(props, state) { var _preHandleData2 = preHandleData(props.dataSource, props.immutable), v2n = _preHandleData2.v2n, p2n = _preHandleData2.p2n; var states = {}; if ('value' in props) { states.value = normalizeValue(props.value); if (!props.loadData) { states.value = states.value.filter(function (v) { return v2n[v]; }); } var multiple = props.multiple, checkStrictly = props.checkStrictly, canOnlyCheckLeaf = props.canOnlyCheckLeaf; if (multiple && !checkStrictly && !canOnlyCheckLeaf) { states.value = (0, _utils.getAllCheckedValues)(states.value, v2n, p2n); } if (!state.expandedValue.length && !('expandedValue' in props)) { states.expandedValue = getExpandedValue(states.value[0], v2n, p2n); } } if ('expandedValue' in props) { states.expandedValue = normalizeValue(props.expandedValue); } return (0, _extends3.default)({}, states, { _v2n: v2n, _p2n: p2n }); }; Cascader.prototype.componentDidMount = function componentDidMount() { this.setCascaderInnerWidth(); }; Cascader.prototype.componentDidUpdate = function componentDidUpdate() { this.setCascaderInnerWidth(); }; Cascader.prototype.getCascaderNode = function getCascaderNode(ref) { this.cascader = ref; if (this.cascader) { this.cascaderInner = this.cascader.querySelector('.' + this.props.prefix + 'cascader-inner'); } }; Cascader.prototype.setCascaderInnerWidth = function setCascaderInnerWidth() { if (!this.cascaderInner) { return; } var menus = [].slice.call(this.cascaderInner.querySelectorAll('.' + this.props.prefix + 'cascader-menu-wrapper')); if (menus.length === 0) { return; } var menusWidth = Math.ceil(menus.reduce(function (ret, menu) { return ret + Math.ceil(menu.getBoundingClientRect().width); }, 0)); if (getStyle(this.cascaderInner, 'width') !== menusWidth) { setStyle(this.cascaderInner, 'width', menusWidth); } if (getStyle(this.cascader, 'display') === 'inline-block') { var hasRightBorderClass = this.props.prefix + 'has-right-border'; menus.forEach(function (menu) { return removeClass(menu, hasRightBorderClass); }); if (this.cascader.clientWidth > menusWidth) { addClass(menus[menus.length - 1], hasRightBorderClass); } } }; /*eslint-enable*/ Cascader.prototype.flatValue = function flatValue(value) { return (0, _utils.filterChildValue)(value, this.state._v2n, this.state._p2n); }; Cascader.prototype.getValue = function getValue(pos) { return this.state._p2n[pos] ? this.state._p2n[pos].value : null; }; Cascader.prototype.getPos = function getPos(value) { return this.state._v2n[value] ? this.state._v2n[value].pos : null; }; Cascader.prototype.getData = function getData(value) { var _this2 = this; return value.map(function (v) { return _this2.state._v2n[v]; }); }; Cascader.prototype.processValue = function processValue(value, v, checked) { var index = value.indexOf(v); if (checked && index === -1) { value.push(v); } else if (!checked && index > -1) { value.splice(index, 1); } }; Cascader.prototype.handleSelect = function handleSelect(v, canExpand) { var _this3 = this; if (!(this.props.canOnlySelectLeaf && canExpand)) { var data = this.state._v2n[v]; var nums = data.pos.split('-'); var selectedPath = nums.slice(1).reduce(function (ret, num, index) { var p = nums.slice(0, index + 2).join('-'); ret.push(_this3.state._p2n[p]); return ret; }, []); if (this.state.value[0] !== v) { if (!('value' in this.props)) { this.setState({ value: [v] }); } if ('onChange' in this.props) { this.props.onChange(v, data, { selectedPath: selectedPath }); } } if ('onSelect' in this.props) { this.props.onSelect(v, data, { selectedPath: selectedPath }); } } if (canExpand) { if (!this.props.canOnlySelectLeaf) { this.lastExpandedValue = this.state.expandedValue.slice(0, -1); } } else { this.lastExpandedValue = [].concat(this.state.expandedValue); } }; /*eslint-disable max-statements*/ Cascader.prototype.handleCheck = function handleCheck(v, checked) { var _this4 = this; var _props = this.props, checkStrictly = _props.checkStrictly, canOnlyCheckLeaf = _props.canOnlyCheckLeaf; var value = [].concat(this.state.value); if (checkStrictly || canOnlyCheckLeaf) { this.processValue(value, v, checked); } else { var pos = this.getPos(v); var ps = Object.keys(this.state._p2n); (0, _utils.forEachEnableNode)(this.state._v2n[v], function (node) { if (node.checkable === false) return; _this4.processValue(value, node.value, checked); }); var currentPos = pos; var nums = pos.split('-'); for (var i = nums.length; i > 2; i--) { var parentCheck = true; var parentPos = nums.slice(0, i - 1).join('-'); if (this.state._p2n[parentPos].disabled || this.state._p2n[parentPos].checkboxDisabled || this.state._p2n[parentPos].checkable === false) { currentPos = parentPos; continue; } var parentValue = this.state._p2n[parentPos].value; var parentChecked = value.indexOf(parentValue) > -1; if (!checked && !parentChecked) { break; } for (var j = 0; j < ps.length; j++) { var p = ps[j]; var pnode = this.state._p2n[p]; if ((0, _utils.isSiblingOrSelf)(currentPos, p) && !pnode.disabled && !pnode.checkboxDisabled) { var k = pnode.value; // eslint-disable-next-line max-depth if (pnode.checkable === false) { // eslint-disable-next-line max-depth if (!pnode.children || pnode.children.length === 0) { continue; } // eslint-disable-next-line max-depth for (var m = 0; m < pnode.children.length; m++) { // eslint-disable-next-line max-depth if (!pnode.children.every(function (child) { return (0, _utils.isNodeChecked)(child, value); })) { parentCheck = false; break; } } } else if (value.indexOf(k) === -1) { parentCheck = false; } if (!parentCheck) break; } } this.processValue(value, parentValue, parentCheck); currentPos = parentPos; } } if (!('value' in this.props)) { this.setState({ value: value }); } if ('onChange' in this.props) { if (checkStrictly || canOnlyCheckLeaf) { var data = this.getData(value); this.props.onChange(value, data, { checked: checked, currentData: this.state._v2n[v], checkedData: data }); } else { var flatValue = this.flatValue(value); var flatData = this.getData(flatValue); var checkedData = this.getData(value); var indeterminateValue = this.getIndeterminate(value); var indeterminateData = this.getData(indeterminateValue); this.props.onChange(flatValue, flatData, { checked: checked, currentData: this.state._v2n[v], checkedData: checkedData, indeterminateData: indeterminateData }); } } this.lastExpandedValue = [].concat(this.state.expandedValue); }; Cascader.prototype.handleExpand = function handleExpand(value, level, canExpand, focusedFirstChild) { var _this5 = this; var expandedValue = this.state.expandedValue; if (canExpand || expandedValue.length > level) { if (canExpand) { expandedValue.splice(level, expandedValue.length - level, value); } else { expandedValue.splice(level); } var callback = function callback() { _this5.setExpandValue(expandedValue); if (focusedFirstChild) { var endExpandedValue = expandedValue[expandedValue.length - 1]; _this5.setState({ focusedValue: _this5.state._v2n[endExpandedValue].children[0].value }); } }; var loadData = this.props.loadData; if (canExpand && loadData) { var data = this.state._v2n[value]; return loadData(data, data._source).then(callback); } else { return callback(); } } }; Cascader.prototype.handleMouseLeave = function handleMouseLeave() { this.setExpandValue([].concat(this.lastExpandedValue)); }; Cascader.prototype.setExpandValue = function setExpandValue(expandedValue) { if (!('expandedValue' in this.props)) { this.setState({ expandedValue: expandedValue }); } if ('onExpand' in this.props) { this.props.onExpand(expandedValue); } }; Cascader.prototype.getFirstFocusKeyByDataSource = function getFirstFocusKeyByDataSource(dataSource) { if (!dataSource || dataSource.length === 0) { return ''; } for (var i = 0; i < dataSource.length; i++) { if (dataSource[i] && !dataSource[i].disabled) { return dataSource[i].value; } } return ''; }; Cascader.prototype.getFirstFocusKeyByFilteredPaths = function getFirstFocusKeyByFilteredPaths(filteredPaths) { if (!filteredPaths || filteredPaths.length === 0) { return ''; } for (var i = 0; i < filteredPaths.length; i++) { var path = filteredPaths[i]; if (!path.some(function (item) { return item.disabled; })) { var lastItem = path[path.length - 1]; return lastItem.value; } } return ''; }; Cascader.prototype.getFirstFocusKey = function getFirstFocusKey() { var _props2 = this.props, dataSource = _props2.dataSource, searchValue = _props2.searchValue, filteredPaths = _props2.filteredPaths; return !searchValue ? this.getFirstFocusKeyByDataSource(dataSource) : this.getFirstFocusKeyByFilteredPaths(filteredPaths); }; Cascader.prototype.setFocusValue = function setFocusValue() { this.setState({ focusedValue: this.getFirstFocusKey() }); }; Cascader.prototype.handleFocus = function handleFocus(focusedValue) { this.setState({ focusedValue: focusedValue }); }; Cascader.prototype.handleFold = function handleFold() { var expandedValue = this.state.expandedValue; if (expandedValue.length > 0) { this.setExpandValue(expandedValue.slice(0, -1)); } this.setState({ focusedValue: expandedValue[expandedValue.length - 1] }); }; Cascader.prototype.getIndeterminate = function getIndeterminate(value) { var _this6 = this; var indeterminateValues = []; var poss = (0, _utils.filterChildValue)(value.filter(function (v) { return !!_this6.state._v2n[v]; }).filter(function (v) { return !_this6.state._v2n[v].disabled && !_this6.state._v2n[v].checkboxDisabled && _this6.state._v2n[v].checkable !== false; }), this.state._v2n, this.state._p2n).map(function (v) { return _this6.state._v2n[v].pos; }); poss.forEach(function (pos) { var nums = pos.split('-'); for (var i = nums.length; i > 2; i--) { var parentPos = nums.slice(0, i - 1).join('-'); var parent = _this6.state._p2n[parentPos]; if (parent.disabled || parent.checkboxDisabled) break; var parentValue = parent.value; if (indeterminateValues.indexOf(parentValue) === -1) { indeterminateValues.push(parentValue); } } }); return indeterminateValues; }; Cascader.prototype.onBlur = function onBlur(e) { this.setState({ focusedValue: undefined }); this.props.onBlur && this.props.onBlur(e); }; Cascader.prototype.renderMenu = function renderMenu(data, level) { var _this7 = this; var _props3 = this.props, prefix = _props3.prefix, multiple = _props3.multiple, useVirtual = _props3.useVirtual, checkStrictly = _props3.checkStrictly, expandTriggerType = _props3.expandTriggerType, loadData = _props3.loadData, canOnlyCheckLeaf = _props3.canOnlyCheckLeaf, listClassName = _props3.listClassName, listStyle = _props3.listStyle, itemRender = _props3.itemRender; var _state = this.state, value = _state.value, expandedValue = _state.expandedValue, focusedValue = _state.focusedValue; return _react2.default.createElement( _menu4.default, { key: level, prefix: prefix, useVirtual: useVirtual, className: listClassName, style: listStyle, ref: this.saveMenuRef, focusedKey: focusedValue, onItemFocus: this.handleFocus, onBlur: this.onBlur }, data.map(function (item) { var disabled = !!item.disabled; var canExpand = !!item.children && !!item.children.length || !!loadData && !item.isLeaf; var expanded = expandedValue[level] === item.value; var props = { prefix: prefix, disabled: disabled, canExpand: canExpand, expanded: expanded, expandTriggerType: expandTriggerType, onExpand: _this7.handleExpand.bind(_this7, item.value, level, canExpand), onFold: _this7.handleFold }; if ('title' in item) { props.title = item.title; } if (multiple) { props.checkable = !(canOnlyCheckLeaf && canExpand); props.checked = value.indexOf(item.value) > -1 || !!item.checked; props.indeterminate = (checkStrictly || canOnlyCheckLeaf ? false : _this7.indeterminate.indexOf(item.value) > -1) || !!item.indeterminate; props.checkboxDisabled = !!item.checkboxDisabled; props.onCheck = _this7.handleCheck.bind(_this7, item.value); } else { props.selected = value[0] === item.value; props.onSelect = _this7.handleSelect.bind(_this7, item.value, canExpand); } var itemContent = itemRender(item, props); if (itemContent === null) { return null; } return _react2.default.createElement( _item2.default, (0, _extends3.default)({ key: item.value }, props), itemContent ); }).filter(function (v) { return v; }) ); }; Cascader.prototype.renderMenus = function renderMenus() { var dataSource = this.props.dataSource; var expandedValue = this.state.expandedValue; var menus = []; var data = dataSource; for (var i = 0; i <= expandedValue.length; i++) { if (!data) { break; } menus.push(this.renderMenu(data, i)); var expandedItem = void 0; for (var j = 0; j < data.length; j++) { if (data[j].value === expandedValue[i]) { expandedItem = data[j]; break; } } data = expandedItem ? expandedItem.children : null; } return menus; }; Cascader.prototype.renderFilteredItem = function renderFilteredItem(path) { var _props4 = this.props, prefix = _props4.prefix, resultRender = _props4.resultRender, searchValue = _props4.searchValue, multiple = _props4.multiple; var value = this.state.value; var lastItem = path[path.length - 1]; var Item = void 0; var props = { key: lastItem.value, className: prefix + 'cascader-filtered-item', disabled: path.some(function (item) { return item.disabled; }), children: resultRender(searchValue, path) }; if (multiple) { Item = _menu2.default.CheckboxItem; var _props5 = this.props, checkStrictly = _props5.checkStrictly, canOnlyCheckLeaf = _props5.canOnlyCheckLeaf; props.checked = value.indexOf(lastItem.value) > -1; props.indeterminate = !checkStrictly && !canOnlyCheckLeaf && this.indeterminate.indexOf(lastItem.value) > -1; props.checkboxDisabled = lastItem.checkboxDisabled; props.onChange = this.handleCheck.bind(this, lastItem.value); } else { Item = _menu2.default.Item; props.selected = value[0] === lastItem.value; props.onSelect = this.handleSelect.bind(this, lastItem.value, false); } return _react2.default.createElement(Item, props); }; Cascader.prototype.renderFilteredList = function renderFilteredList() { var _this8 = this; var _props6 = this.props, prefix = _props6.prefix, filteredListStyle = _props6.filteredListStyle, filteredPaths = _props6.filteredPaths, _props6$focusable = _props6.focusable, focusable = _props6$focusable === undefined ? false : _props6$focusable; var focusedValue = this.state.focusedValue; return _react2.default.createElement( _menu2.default // 如果不设置为false, CascaderSelect 开启 showSearch后,弹窗展开时,光标无法到input上去,也无法输入. // TODO: set focusable=true in 2.x , { focusable: focusable, focusedKey: focusedValue, onItemFocus: this.handleFocus, className: prefix + 'cascader-filtered-list', style: filteredListStyle }, filteredPaths.map(function (path) { return _this8.renderFilteredItem(path); }) ); }; Cascader.prototype.render = function render() { var _cx; var _props7 = this.props, prefix = _props7.prefix, rtl = _props7.rtl, className = _props7.className, expandTriggerType = _props7.expandTriggerType, multiple = _props7.multiple, dataSource = _props7.dataSource, checkStrictly = _props7.checkStrictly, canOnlyCheckLeaf = _props7.canOnlyCheckLeaf, searchValue = _props7.searchValue; var others = pickOthers(Object.keys(Cascader.propTypes), this.props); var value = this.state.value; if (rtl) { others.dir = 'rtl'; } var props = (0, _extends3.default)({ className: (0, _classnames2.default)((_cx = {}, _cx[prefix + 'cascader'] = true, _cx.multiple = multiple, _cx[className] = !!className, _cx)), ref: 'cascader' }, others); if (expandTriggerType === 'hover') { props.onMouseLeave = this.handleMouseLeave; } if (multiple && !checkStrictly && !canOnlyCheckLeaf) { this.indeterminate = this.getIndeterminate(value); } return _react2.default.createElement( 'div', (0, _extends3.default)({}, props, { ref: this.getCascaderNode }), !searchValue ? _react2.default.createElement( 'div', { className: prefix + 'cascader-inner' }, dataSource && dataSource.length ? this.renderMenus() : null ) : this.renderFilteredList() ); }; return Cascader; }(_react.Component), _class.propTypes = { prefix: _propTypes2.default.string, rtl: _propTypes2.default.bool, pure: _propTypes2.default.bool, className: _propTypes2.default.string, /** * 数据源,结构可参考下方说明 */ dataSource: _propTypes2.default.arrayOf(_propTypes2.default.object), /** * (非受控)默认值 */ defaultValue: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.arrayOf(_propTypes2.default.string)]), /** * (受控)当前值 */ value: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.arrayOf(_propTypes2.default.string)]), /** * 选中值改变时触发的回调函数 * @param {String|Array} value 选中的值,单选时返回单个值,多选时返回数组 * @param {Object|Array} data 选中的数据,包括 value 和 label,单选时返回单个值,多选时返回数组,父子节点选中关联时,同时选中,只返回父节点 * @param {Object} extra 额外参数 * @param {Array} extra.selectedPath 单选时选中的数据的路径 * @param {Boolean} extra.checked 多选时当前的操作是选中还是取消选中 * @param {Object} extra.currentData 多选时当前操作的数据 * @param {Array} extra.checkedData 多选时所有被选中的数据 * @param {Array} extra.indeterminateData 多选时半选的数据 */ onChange: _propTypes2.default.func, onSelect: _propTypes2.default.func, /** * (非受控)默认展开值,如果不设置,组件内部会根据 defaultValue/value 进行自动设置 */ defaultExpandedValue: _propTypes2.default.arrayOf(_propTypes2.default.string), /** * (受控)当前展开值 */ expandedValue: _propTypes2.default.arrayOf(_propTypes2.default.string), /** * 展开触发的方式 */ expandTriggerType: _propTypes2.default.oneOf(['click', 'hover']), /** * 展开时触发的回调函数 * @param {Array} expandedValue 各列展开值的数组 */ onExpand: _propTypes2.default.func, /** * 是否开启虚拟滚动 */ useVirtual: _propTypes2.default.bool, /** * 是否多选 */ multiple: _propTypes2.default.bool, /** * 单选时是否只能选中叶子节点 */ canOnlySelectLeaf: _propTypes2.default.bool, /** * 多选时是否只能选中叶子节点 */ canOnlyCheckLeaf: _propTypes2.default.bool, /** * 父子节点是否选中不关联 */ checkStrictly: _propTypes2.default.bool, /** * 每列列表样式对象 */ listStyle: _propTypes2.default.object, /** * 每列列表类名 */ listClassName: _propTypes2.default.string, /** * 每列列表项渲染函数 * @param {Object} data 数据 * @return {ReactNode} 列表项内容 */ itemRender: _propTypes2.default.func, /** * 异步加载数据函数 * @param {Object} data 当前点击异步加载的数据 * @param {Object} source 当前点击数据,source是原始对象 */ loadData: _propTypes2.default.func, searchValue: _propTypes2.default.string, onBlur: _propTypes2.default.func, filteredPaths: _propTypes2.default.array, filteredListStyle: _propTypes2.default.object, resultRender: _propTypes2.default.func, /** * 是否是不可变数据 * @version 1.23 */ immutable: _propTypes2.default.bool }, _class.defaultProps = { prefix: 'next-', rtl: false, pure: false, dataSource: [], defaultValue: null, canOnlySelectLeaf: false, canOnlyCheckLeaf: false, expandTriggerType: 'click', multiple: false, useVirtual: false, checkStrictly: false, itemRender: function itemRender(item) { return item.label; }, immutable: false }, _temp); Cascader.displayName = 'Cascader'; exports.default = (0, _reactLifecyclesCompat.polyfill)(Cascader); module.exports = exports['default'];