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cascader.js
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cascader.js
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module.exports =
/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId]) {
/******/ return installedModules[moduleId].exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.l = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/
/******/ // define getter function for harmony exports
/******/ __webpack_require__.d = function(exports, name, getter) {
/******/ if(!__webpack_require__.o(exports, name)) {
/******/ Object.defineProperty(exports, name, {
/******/ configurable: false,
/******/ enumerable: true,
/******/ get: getter
/******/ });
/******/ }
/******/ };
/******/
/******/ // getDefaultExport function for compatibility with non-harmony modules
/******/ __webpack_require__.n = function(module) {
/******/ var getter = module && module.__esModule ?
/******/ function getDefault() { return module['default']; } :
/******/ function getModuleExports() { return module; };
/******/ __webpack_require__.d(getter, 'a', getter);
/******/ return getter;
/******/ };
/******/
/******/ // Object.prototype.hasOwnProperty.call
/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "/dist/";
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(__webpack_require__.s = 352);
/******/ })
/************************************************************************/
/******/ ({
/***/ 0:
/***/ (function(module, exports) {
/* globals __VUE_SSR_CONTEXT__ */
// IMPORTANT: Do NOT use ES2015 features in this file.
// This module is a runtime utility for cleaner component module output and will
// be included in the final webpack user bundle.
module.exports = function normalizeComponent (
rawScriptExports,
compiledTemplate,
functionalTemplate,
injectStyles,
scopeId,
moduleIdentifier /* server only */
) {
var esModule
var scriptExports = rawScriptExports = rawScriptExports || {}
// ES6 modules interop
var type = typeof rawScriptExports.default
if (type === 'object' || type === 'function') {
esModule = rawScriptExports
scriptExports = rawScriptExports.default
}
// Vue.extend constructor export interop
var options = typeof scriptExports === 'function'
? scriptExports.options
: scriptExports
// render functions
if (compiledTemplate) {
options.render = compiledTemplate.render
options.staticRenderFns = compiledTemplate.staticRenderFns
options._compiled = true
}
// functional template
if (functionalTemplate) {
options.functional = true
}
// scopedId
if (scopeId) {
options._scopeId = scopeId
}
var hook
if (moduleIdentifier) { // server build
hook = function (context) {
// 2.3 injection
context =
context || // cached call
(this.$vnode && this.$vnode.ssrContext) || // stateful
(this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional
// 2.2 with runInNewContext: true
if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
context = __VUE_SSR_CONTEXT__
}
// inject component styles
if (injectStyles) {
injectStyles.call(this, context)
}
// register component module identifier for async chunk inferrence
if (context && context._registeredComponents) {
context._registeredComponents.add(moduleIdentifier)
}
}
// used by ssr in case component is cached and beforeCreate
// never gets called
options._ssrRegister = hook
} else if (injectStyles) {
hook = injectStyles
}
if (hook) {
var functional = options.functional
var existing = functional
? options.render
: options.beforeCreate
if (!functional) {
// inject component registration as beforeCreate hook
options.beforeCreate = existing
? [].concat(existing, hook)
: [hook]
} else {
// for template-only hot-reload because in that case the render fn doesn't
// go through the normalizer
options._injectStyles = hook
// register for functioal component in vue file
options.render = function renderWithStyleInjection (h, context) {
hook.call(context)
return existing(h, context)
}
}
}
return {
esModule: esModule,
exports: scriptExports,
options: options
}
}
/***/ }),
/***/ 1:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/mixins/emitter");
/***/ }),
/***/ 10:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/utils/clickoutside");
/***/ }),
/***/ 12:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/locale");
/***/ }),
/***/ 14:
/***/ (function(module, exports) {
module.exports = require("throttle-debounce/debounce");
/***/ }),
/***/ 2:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/utils/util");
/***/ }),
/***/ 23:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/utils/shared");
/***/ }),
/***/ 26:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/utils/scroll-into-view");
/***/ }),
/***/ 352:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
var _main = __webpack_require__(353);
var _main2 = _interopRequireDefault(_main);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/* istanbul ignore next */
_main2.default.install = function (Vue) {
Vue.component(_main2.default.name, _main2.default);
};
exports.default = _main2.default;
/***/ }),
/***/ 353:
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
Object.defineProperty(__webpack_exports__, "__esModule", { value: true });
/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_main_vue__ = __webpack_require__(354);
/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_main_vue___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_main_vue__);
/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__node_modules_vue_loader_lib_template_compiler_index_id_data_v_2484e1d8_hasScoped_false_preserveWhitespace_false_buble_transforms_node_modules_vue_loader_lib_selector_type_template_index_0_main_vue__ = __webpack_require__(357);
var normalizeComponent = __webpack_require__(0)
/* script */
/* template */
/* template functional */
var __vue_template_functional__ = false
/* styles */
var __vue_styles__ = null
/* scopeId */
var __vue_scopeId__ = null
/* moduleIdentifier (server only) */
var __vue_module_identifier__ = null
var Component = normalizeComponent(
__WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_main_vue___default.a,
__WEBPACK_IMPORTED_MODULE_1__node_modules_vue_loader_lib_template_compiler_index_id_data_v_2484e1d8_hasScoped_false_preserveWhitespace_false_buble_transforms_node_modules_vue_loader_lib_selector_type_template_index_0_main_vue__["a" /* default */],
__vue_template_functional__,
__vue_styles__,
__vue_scopeId__,
__vue_module_identifier__
)
/* harmony default export */ __webpack_exports__["default"] = (Component.exports);
/***/ }),
/***/ 354:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
var _vue = __webpack_require__(4);
var _vue2 = _interopRequireDefault(_vue);
var _menu = __webpack_require__(355);
var _menu2 = _interopRequireDefault(_menu);
var _input = __webpack_require__(6);
var _input2 = _interopRequireDefault(_input);
var _vuePopper = __webpack_require__(7);
var _vuePopper2 = _interopRequireDefault(_vuePopper);
var _clickoutside = __webpack_require__(10);
var _clickoutside2 = _interopRequireDefault(_clickoutside);
var _emitter = __webpack_require__(1);
var _emitter2 = _interopRequireDefault(_emitter);
var _locale = __webpack_require__(5);
var _locale2 = _interopRequireDefault(_locale);
var _locale3 = __webpack_require__(12);
var _debounce = __webpack_require__(14);
var _debounce2 = _interopRequireDefault(_debounce);
var _util = __webpack_require__(2);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
//
//
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var popperMixin = {
props: {
placement: {
type: String,
default: 'bottom-start'
},
appendToBody: _vuePopper2.default.props.appendToBody,
arrowOffset: _vuePopper2.default.props.arrowOffset,
offset: _vuePopper2.default.props.offset,
boundariesPadding: _vuePopper2.default.props.boundariesPadding,
popperOptions: _vuePopper2.default.props.popperOptions
},
methods: _vuePopper2.default.methods,
data: _vuePopper2.default.data,
beforeDestroy: _vuePopper2.default.beforeDestroy
};
exports.default = {
name: 'ElCascader',
directives: { Clickoutside: _clickoutside2.default },
mixins: [popperMixin, _emitter2.default, _locale2.default],
inject: {
elForm: {
default: ''
},
elFormItem: {
default: ''
}
},
components: {
ElInput: _input2.default
},
props: {
options: {
type: Array,
required: true
},
props: {
type: Object,
default: function _default() {
return {
children: 'children',
label: 'label',
value: 'value',
disabled: 'disabled'
};
}
},
value: {
type: Array,
default: function _default() {
return [];
}
},
separator: {
type: String,
default: '/'
},
placeholder: {
type: String,
default: function _default() {
return (0, _locale3.t)('el.cascader.placeholder');
}
},
disabled: Boolean,
clearable: {
type: Boolean,
default: false
},
changeOnSelect: Boolean,
popperClass: String,
expandTrigger: {
type: String,
default: 'click'
},
filterable: Boolean,
size: String,
showAllLevels: {
type: Boolean,
default: true
},
debounce: {
type: Number,
default: 300
},
beforeFilter: {
type: Function,
default: function _default() {
return function () {};
}
},
hoverThreshold: {
type: Number,
default: 500
}
},
data: function data() {
return {
currentValue: this.value || [],
menu: null,
debouncedInputChange: function debouncedInputChange() {},
menuVisible: false,
inputHover: false,
inputValue: '',
flatOptions: null,
id: (0, _util.generateId)(),
needFocus: true,
isOnComposition: false
};
},
computed: {
labelKey: function labelKey() {
return this.props.label || 'label';
},
valueKey: function valueKey() {
return this.props.value || 'value';
},
childrenKey: function childrenKey() {
return this.props.children || 'children';
},
disabledKey: function disabledKey() {
return this.props.disabled || 'disabled';
},
currentLabels: function currentLabels() {
var _this = this;
var options = this.options;
var labels = [];
this.currentValue.forEach(function (value) {
var targetOption = options && options.filter(function (option) {
return option[_this.valueKey] === value;
})[0];
if (targetOption) {
labels.push(targetOption[_this.labelKey]);
options = targetOption[_this.childrenKey];
}
});
return labels;
},
_elFormItemSize: function _elFormItemSize() {
return (this.elFormItem || {}).elFormItemSize;
},
cascaderSize: function cascaderSize() {
return this.size || this._elFormItemSize || (this.$ELEMENT || {}).size;
},
cascaderDisabled: function cascaderDisabled() {
return this.disabled || (this.elForm || {}).disabled;
},
readonly: function readonly() {
return !this.filterable || !(0, _util.isIE)() && !(0, _util.isEdge)() && !this.menuVisible;
}
},
watch: {
menuVisible: function menuVisible(value) {
this.$refs.input.$refs.input.setAttribute('aria-expanded', value);
value ? this.showMenu() : this.hideMenu();
this.$emit('visible-change', value);
},
value: function value(_value) {
this.currentValue = _value;
},
currentValue: function currentValue(value) {
this.dispatch('ElFormItem', 'el.form.change', [value]);
},
currentLabels: function currentLabels(value) {
var inputLabel = this.showAllLevels ? value.join('/') : value[value.length - 1];
this.$refs.input.$refs.input.setAttribute('value', inputLabel);
},
options: {
deep: true,
handler: function handler(value) {
if (!this.menu) {
this.initMenu();
}
this.flatOptions = this.flattenOptions(this.options);
this.menu.options = value;
}
}
},
methods: {
initMenu: function initMenu() {
this.menu = new _vue2.default(_menu2.default).$mount();
this.menu.options = this.options;
this.menu.props = this.props;
this.menu.expandTrigger = this.expandTrigger;
this.menu.changeOnSelect = this.changeOnSelect;
this.menu.popperClass = this.popperClass;
this.menu.hoverThreshold = this.hoverThreshold;
this.popperElm = this.menu.$el;
this.menu.$refs.menus[0].setAttribute('id', 'cascader-menu-' + this.id);
this.menu.$on('pick', this.handlePick);
this.menu.$on('activeItemChange', this.handleActiveItemChange);
this.menu.$on('menuLeave', this.doDestroy);
this.menu.$on('closeInside', this.handleClickoutside);
},
showMenu: function showMenu() {
var _this2 = this;
if (!this.menu) {
this.initMenu();
}
this.menu.value = this.currentValue.slice(0);
this.menu.visible = true;
this.menu.options = this.options;
this.$nextTick(function (_) {
_this2.updatePopper();
_this2.menu.inputWidth = _this2.$refs.input.$el.offsetWidth - 2;
});
},
hideMenu: function hideMenu() {
this.inputValue = '';
this.menu.visible = false;
if (this.needFocus) {
this.$refs.input.focus();
} else {
this.needFocus = true;
}
},
handleActiveItemChange: function handleActiveItemChange(value) {
var _this3 = this;
this.$nextTick(function (_) {
_this3.updatePopper();
});
this.$emit('active-item-change', value);
},
handleKeydown: function handleKeydown(e) {
var _this4 = this;
var keyCode = e.keyCode;
if (keyCode === 13) {
this.handleClick();
} else if (keyCode === 40) {
// down
this.menuVisible = true; // 打开
setTimeout(function () {
var firstMenu = _this4.popperElm.querySelectorAll('.el-cascader-menu')[0];
firstMenu.querySelectorAll("[tabindex='-1']")[0].focus();
});
e.stopPropagation();
e.preventDefault();
} else if (keyCode === 27 || keyCode === 9) {
// esc tab
this.inputValue = '';
if (this.menu) this.menu.visible = false;
}
},
handlePick: function handlePick(value) {
var close = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
this.currentValue = value;
this.$emit('input', value);
this.$emit('change', value);
if (close) {
this.menuVisible = false;
} else {
this.$nextTick(this.updatePopper);
}
},
handleInputChange: function handleInputChange(value) {
var _this5 = this;
if (!this.menuVisible) return;
var flatOptions = this.flatOptions;
if (!value) {
this.menu.options = this.options;
this.$nextTick(this.updatePopper);
return;
}
var filteredFlatOptions = flatOptions.filter(function (optionsStack) {
return optionsStack.some(function (option) {
return new RegExp((0, _util.escapeRegexpString)(value), 'i').test(option[_this5.labelKey]);
});
});
if (filteredFlatOptions.length > 0) {
filteredFlatOptions = filteredFlatOptions.map(function (optionStack) {
return {
__IS__FLAT__OPTIONS: true,
value: optionStack.map(function (item) {
return item[_this5.valueKey];
}),
label: _this5.renderFilteredOptionLabel(value, optionStack),
disabled: optionStack.some(function (item) {
return item[_this5.disabledKey];
})
};
});
} else {
filteredFlatOptions = [{
__IS__FLAT__OPTIONS: true,
label: this.t('el.cascader.noMatch'),
value: '',
disabled: true
}];
}
this.menu.options = filteredFlatOptions;
this.$nextTick(this.updatePopper);
},
renderFilteredOptionLabel: function renderFilteredOptionLabel(inputValue, optionsStack) {
var _this6 = this;
return optionsStack.map(function (option, index) {
var label = option[_this6.labelKey];
var keywordIndex = label.toLowerCase().indexOf(inputValue.toLowerCase());
var labelPart = label.slice(keywordIndex, inputValue.length + keywordIndex);
var node = keywordIndex > -1 ? _this6.highlightKeyword(label, labelPart) : label;
return index === 0 ? node : [' ' + _this6.separator + ' ', node];
});
},
highlightKeyword: function highlightKeyword(label, keyword) {
var _this7 = this;
var h = this._c;
return label.split(keyword).map(function (node, index) {
return index === 0 ? node : [h('span', { class: { 'el-cascader-menu__item__keyword': true } }, [_this7._v(keyword)]), node];
});
},
flattenOptions: function flattenOptions(options) {
var _this8 = this;
var ancestor = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
var flatOptions = [];
options.forEach(function (option) {
var optionsStack = ancestor.concat(option);
if (!option[_this8.childrenKey]) {
flatOptions.push(optionsStack);
} else {
if (_this8.changeOnSelect) {
flatOptions.push(optionsStack);
}
flatOptions = flatOptions.concat(_this8.flattenOptions(option[_this8.childrenKey], optionsStack));
}
});
return flatOptions;
},
clearValue: function clearValue(ev) {
ev.stopPropagation();
this.handlePick([], true);
},
handleClickoutside: function handleClickoutside() {
var pickFinished = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
if (this.menuVisible && !pickFinished) {
this.needFocus = false;
}
this.menuVisible = false;
},
handleClick: function handleClick() {
if (this.cascaderDisabled) return;
this.$refs.input.focus();
if (this.filterable) {
this.menuVisible = true;
return;
}
this.menuVisible = !this.menuVisible;
},
handleFocus: function handleFocus(event) {
this.$emit('focus', event);
},
handleBlur: function handleBlur(event) {
this.$emit('blur', event);
},
handleComposition: function handleComposition(event) {
this.isOnComposition = event.type !== 'compositionend';
}
},
created: function created() {
var _this9 = this;
this.debouncedInputChange = (0, _debounce2.default)(this.debounce, function (value) {
var before = _this9.beforeFilter(value);
if (before && before.then) {
_this9.menu.options = [{
__IS__FLAT__OPTIONS: true,
label: _this9.t('el.cascader.loading'),
value: '',
disabled: true
}];
before.then(function () {
_this9.$nextTick(function () {
_this9.handleInputChange(value);
});
});
} else if (before !== false) {
_this9.$nextTick(function () {
_this9.handleInputChange(value);
});
}
});
},
mounted: function mounted() {
this.flatOptions = this.flattenOptions(this.options);
}
};
/***/ }),
/***/ 355:
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
Object.defineProperty(__webpack_exports__, "__esModule", { value: true });
/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_menu_vue__ = __webpack_require__(356);
/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_menu_vue___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_menu_vue__);
var normalizeComponent = __webpack_require__(0)
/* script */
/* template */
var __vue_template__ = null
/* template functional */
var __vue_template_functional__ = false
/* styles */
var __vue_styles__ = null
/* scopeId */
var __vue_scopeId__ = null
/* moduleIdentifier (server only) */
var __vue_module_identifier__ = null
var Component = normalizeComponent(
__WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_menu_vue___default.a,
__vue_template__,
__vue_template_functional__,
__vue_styles__,
__vue_scopeId__,
__vue_module_identifier__
)
/* harmony default export */ __webpack_exports__["default"] = (Component.exports);
/***/ }),
/***/ 356:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
var _babelHelperVueJsxMergeProps = __webpack_require__(45);
var _babelHelperVueJsxMergeProps2 = _interopRequireDefault(_babelHelperVueJsxMergeProps);
var _shared = __webpack_require__(23);
var _scrollIntoView = __webpack_require__(26);
var _scrollIntoView2 = _interopRequireDefault(_scrollIntoView);
var _util = __webpack_require__(2);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var copyArray = function copyArray(arr, props) {
if (!arr || !Array.isArray(arr) || !props) return arr;
var result = [];
var configurableProps = ['__IS__FLAT__OPTIONS', 'label', 'value', 'disabled'];
var childrenProp = props.children || 'children';
arr.forEach(function (item) {
var itemCopy = {};
configurableProps.forEach(function (prop) {
var name = props[prop];
var value = item[name];
if (value === undefined) {
name = prop;
value = item[name];
}
if (value !== undefined) itemCopy[name] = value;
});
if (Array.isArray(item[childrenProp])) {
itemCopy[childrenProp] = copyArray(item[childrenProp], props);
}
result.push(itemCopy);
});
return result;
};
exports.default = {
name: 'ElCascaderMenu',
data: function data() {
return {
inputWidth: 0,
options: [],
props: {},
visible: false,
activeValue: [],
value: [],
expandTrigger: 'click',
changeOnSelect: false,
popperClass: '',
hoverTimer: 0,
clicking: false,
id: (0, _util.generateId)()
};
},
watch: {
visible: function visible(value) {
if (value) {
this.activeValue = this.value;
}
},
value: {
immediate: true,
handler: function handler(value) {
this.activeValue = value;
}
}
},
computed: {
activeOptions: {
cache: false,
get: function get() {
var _this = this;
var activeValue = this.activeValue;
var configurableProps = ['label', 'value', 'children', 'disabled'];
var formatOptions = function formatOptions(options) {
options.forEach(function (option) {
if (option.__IS__FLAT__OPTIONS) return;
configurableProps.forEach(function (prop) {
var value = option[_this.props[prop] || prop];
if (value !== undefined) option[prop] = value;
});
if (Array.isArray(option.children)) {
formatOptions(option.children);
}
});
};
var loadActiveOptions = function loadActiveOptions(options) {
var activeOptions = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
var level = activeOptions.length;
activeOptions[level] = options;
var active = activeValue[level];
if ((0, _shared.isDef)(active)) {
options = options.filter(function (option) {
return option.value === active;
})[0];
if (options && options.children) {
loadActiveOptions(options.children, activeOptions);
}
}
return activeOptions;
};
var optionsCopy = copyArray(this.options, this.props);
formatOptions(optionsCopy);
return loadActiveOptions(optionsCopy);
}
}
},
methods: {
select: function select(item, menuIndex) {
if (item.__IS__FLAT__OPTIONS) {
this.activeValue = item.value;
} else if (menuIndex) {
this.activeValue.splice(menuIndex, this.activeValue.length - 1, item.value);
} else {
this.activeValue = [item.value];
}
this.$emit('pick', this.activeValue.slice());
},
handleMenuLeave: function handleMenuLeave() {
this.$emit('menuLeave');
},
activeItem: function activeItem(item, menuIndex) {
var len = this.activeOptions.length;
this.activeValue.splice(menuIndex, len, item.value);
this.activeOptions.splice(menuIndex + 1, len, item.children);
if (this.changeOnSelect) {
this.$emit('pick', this.activeValue.slice(), false);
} else {
this.$emit('activeItemChange', this.activeValue);
}
},
scrollMenu: function scrollMenu(menu) {
(0, _scrollIntoView2.default)(menu, menu.getElementsByClassName('is-active')[0]);