mirror of https://github.com/ElemeFE/element
Cascader: update (#2845)
* Cascader: update * Cascader: add tests * Cascader: move flatOptions and add debouncepull/2909/head
杨奕
baiyaaaaa
parent
3f64571fcc
commit
0643460b28
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@ -185,7 +185,8 @@
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panel_js: 3,
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panel_css: 1
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};
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const form = document.createElement('form');
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const form = document.getElementById('fiddle-form') || document.createElement('form');
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form.innerHTML = '';
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const node = document.createElement('textarea');
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form.method = 'post';
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@ -197,6 +198,9 @@
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node.value = data[name].toString();
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form.appendChild(node.cloneNode());
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}
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form.setAttribute('id', 'fiddle-form');
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form.style.display = 'none';
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document.body.appendChild(form);
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form.submit();
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}
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File diff suppressed because it is too large
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@ -462,7 +462,7 @@ Display options in groups.
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You can filter options for your desired ones.
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:::demo Adding `filterable` to `el-select` enables filtering. By default, Select will find all the options whose `label` attribute contains the input value. If you prefer other filtering strategies, you can pass the `filter-method`. `filter-method` is a `Function` that gets called when the input value changed, and its parameter is the current input value.
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:::demo Adding `filterable` to `el-select` enables filtering. By default, Select will find all the options whose `label` attribute contains the input value. If you prefer other filtering strategies, you can pass the `filter-method`. `filter-method` is a `Function` that gets called when the input value changes, and its parameter is the current input value.
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```html
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<template>
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<el-select v-model="value8" filterable placeholder="Select">
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File diff suppressed because it is too large
Load Diff
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@ -1,4 +1,4 @@
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require('offline-plugin/runtime').install();
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process.env.NODE_ENV === 'production' && require('offline-plugin/runtime').install();
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import Vue from 'vue';
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import entry from './app';
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@ -78,7 +78,7 @@
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},
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{
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"path": "/cascader",
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"title": "Cascader 级联选择"
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"title": "Cascader 级联选择器"
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},
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{
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"path": "/switch",
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@ -17,9 +17,9 @@
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<el-input
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ref="input"
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:readonly="!filterable"
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:placeholder="displayValue ? undefined : placeholder"
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:placeholder="currentLabels.length ? undefined : placeholder"
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v-model="inputValue"
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@change="handleInputChange"
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@change="debouncedInputChange"
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:validate-event="false"
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:size="size"
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:disabled="disabled"
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@ -27,7 +27,7 @@
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<template slot="icon">
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<i
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key="1"
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v-if="inputHover && displayValue !== ''"
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v-if="clearable && inputHover && currentLabels.length"
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class="el-input__icon el-icon-circle-close el-cascader__clearIcon"
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@click="clearValue"
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></i>
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@ -39,7 +39,17 @@
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></i>
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</template>
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</el-input>
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<span class="el-cascader__label" v-show="inputValue === ''">{{displayValue}}</span>
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<span class="el-cascader__label" v-show="inputValue === ''">
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<template v-if="showAllLevels">
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<template v-for="(label, index) in currentLabels">
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{{ label }}
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<span v-if="index < currentLabels.length - 1"> / </span>
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</template>
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</template>
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<template v-else>
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{{ currentLabels[currentLabels.length - 1] }}
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</template>
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</span>
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</span>
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</template>
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@ -51,6 +61,8 @@ import Popper from 'element-ui/src/utils/vue-popper';
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import Clickoutside from 'element-ui/src/utils/clickoutside';
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import emitter from 'element-ui/src/mixins/emitter';
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import Locale from 'element-ui/src/mixins/locale';
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import { t } from 'element-ui/src/locale';
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import debounce from 'throttle-debounce/debounce';
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const popperMixin = {
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props: {
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@ -84,17 +96,33 @@ export default {
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type: Array,
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required: true
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},
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props: {
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type: Object,
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default() {
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return {
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children: 'children',
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label: 'label',
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value: 'value',
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disabled: 'disabled'
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};
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}
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},
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value: {
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type: Array,
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default() {
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return [];
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}
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},
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placeholder: String,
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placeholder: {
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type: String,
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default() {
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return t('el.cascader.placeholder');
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}
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},
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disabled: Boolean,
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clearable: {
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type: Boolean,
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default: true
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default: false
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},
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changeOnSelect: Boolean,
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popperClass: String,
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@ -103,20 +131,53 @@ export default {
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default: 'click'
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},
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filterable: Boolean,
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size: String
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size: String,
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showAllLevels: {
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type: Boolean,
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default: true
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},
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debounce: {
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type: Number,
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default: 300
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}
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},
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data() {
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return {
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currentValue: this.value,
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displayValue: this.value.join('/'),
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menu: null,
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debouncedInputChange() {},
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menuVisible: false,
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inputHover: false,
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inputValue: '',
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flatOptions: this.filterable && this.flattenOptions(this.options)
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flatOptions: null
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};
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},
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computed: {
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labelKey() {
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return this.props.label || 'label';
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},
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valueKey() {
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return this.props.value || 'value';
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},
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childrenKey() {
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return this.props.children || 'children';
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},
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currentLabels() {
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let options = this.options;
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let labels = [];
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this.currentValue.forEach(value => {
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const targetOption = options && options.filter(option => option[this.valueKey] === value)[0];
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if (targetOption) {
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labels.push(targetOption[this.labelKey]);
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options = targetOption[this.childrenKey];
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}
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});
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return labels;
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}
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},
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watch: {
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menuVisible(value) {
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value ? this.showMenu() : this.hideMenu();
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@ -125,29 +186,40 @@ export default {
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this.currentValue = value;
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},
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currentValue(value) {
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this.displayValue = value.join('/');
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this.dispatch('ElFormItem', 'el.form.change', [value]);
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},
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options(value) {
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options: {
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deep: true,
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handler(value) {
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if (!this.menu) {
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this.initMenu();
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}
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this.flatOptions = this.flattenOptions(this.options);
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this.menu.options = value;
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}
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}
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},
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methods: {
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showMenu() {
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if (!this.menu) {
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initMenu() {
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this.menu = new Vue(ElCascaderMenu).$mount();
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this.menu.options = this.options;
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this.menu.props = this.props;
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this.menu.expandTrigger = this.expandTrigger;
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this.menu.changeOnSelect = this.changeOnSelect;
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this.menu.popperClass = this.popperClass;
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this.popperElm = this.menu.$el;
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this.menu.$on('pick', this.handlePick);
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this.menu.$on('activeItemChange', this.handleActiveItemChange);
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},
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showMenu() {
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if (!this.menu) {
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this.initMenu();
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}
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this.menu.value = this.currentValue.slice(0);
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this.menu.visible = true;
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this.menu.options = this.options;
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this.menu.$on('pick', this.handlePick);
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this.updatePopper();
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this.$nextTick(_ => {
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this.menu.inputWidth = this.$refs.input.$el.offsetWidth - 2;
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@ -157,6 +229,12 @@ export default {
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this.inputValue = '';
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this.menu.visible = false;
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},
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handleActiveItemChange(value) {
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this.$nextTick(_ => {
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this.updatePopper();
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});
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this.$emit('active-item-change', value);
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},
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handlePick(value, close = true) {
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this.currentValue = value;
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this.$emit('input', value);
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@ -176,14 +254,14 @@ export default {
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}
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let filteredFlatOptions = flatOptions.filter(optionsStack => {
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return optionsStack.some(option => option.label.indexOf(value) > -1);
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return optionsStack.some(option => new RegExp(value, 'i').test(option[this.labelKey]));
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});
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if (filteredFlatOptions.length > 0) {
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filteredFlatOptions = filteredFlatOptions.map(optionStack => {
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return {
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__IS__FLAT__OPTIONS: true,
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value: optionStack.map(item => item.value),
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value: optionStack.map(item => item[this.valueKey]),
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label: this.renderFilteredOptionLabel(value, optionStack)
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};
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});
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@ -198,8 +276,11 @@ export default {
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this.menu.options = filteredFlatOptions;
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},
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renderFilteredOptionLabel(inputValue, optionsStack) {
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return optionsStack.map(({ label }, index) => {
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const node = label.indexOf(inputValue) > -1 ? this.highlightKeyword(label, inputValue) : label;
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return optionsStack.map((option, index) => {
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const label = option[this.labelKey];
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const keywordIndex = label.toLowerCase().indexOf(inputValue.toLowerCase());
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const labelPart = label.slice(keywordIndex, inputValue.length + keywordIndex);
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const node = keywordIndex > -1 ? this.highlightKeyword(label, labelPart) : label;
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return index === 0 ? node : [' / ', node];
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});
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},
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@ -215,10 +296,13 @@ export default {
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let flatOptions = [];
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options.forEach((option) => {
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const optionsStack = ancestor.concat(option);
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if (!option.children) {
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if (!option[this.childrenKey]) {
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flatOptions.push(optionsStack);
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} else {
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flatOptions = flatOptions.concat(this.flattenOptions(option.children, optionsStack));
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if (this.changeOnSelect) {
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flatOptions.push(optionsStack);
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}
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flatOptions = flatOptions.concat(this.flattenOptions(option[this.childrenKey], optionsStack));
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}
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});
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return flatOptions;
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@ -238,6 +322,16 @@ export default {
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}
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this.menuVisible = !this.menuVisible;
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}
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},
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created() {
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this.debouncedInputChange = debounce(this.debounce, value => {
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this.handleInputChange(value);
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});
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},
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mounted() {
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this.flatOptions = this.flattenOptions(this.options);
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}
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};
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</script>
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@ -6,6 +6,7 @@
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return {
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inputWidth: 0,
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options: [],
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props: {},
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visible: false,
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activeValue: [],
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value: [],
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@ -34,6 +35,20 @@
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cache: false,
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get() {
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const activeValue = this.activeValue;
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const configurableProps = ['label', 'value', 'children', 'disabled'];
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const formatOptions = options => {
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options.forEach(option => {
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if (option.__IS__FLAT__OPTIONS) return;
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configurableProps.forEach(prop => {
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const value = option[this.props[prop] || prop];
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if (value) option[prop] = value;
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});
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if (Array.isArray(option.children)) {
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formatOptions(option.children);
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}
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});
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};
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const loadActiveOptions = (options, activeOptions = []) => {
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const level = activeOptions.length;
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return activeOptions;
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};
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formatOptions(this.options);
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return loadActiveOptions(this.options);
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}
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}
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@ -66,7 +82,11 @@
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const len = this.activeOptions.length;
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this.activeValue.splice(menuIndex, len, item.value);
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this.activeOptions.splice(menuIndex + 1, len, item.children);
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if (this.changeOnSelect) this.$emit('pick', this.activeValue, false);
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if (this.changeOnSelect) {
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this.$emit('pick', this.activeValue, false);
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} else {
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this.$emit('activeItemChange', this.activeValue);
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}
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}
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},
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@ -116,7 +136,7 @@
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});
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let menuStyle = {};
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if (isFlat) {
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menuStyle.width = this.inputWidth + 'px';
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menuStyle.minWidth = this.inputWidth + 'px';
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}
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return (
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@ -13,7 +13,7 @@
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.el-input__inner {
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cursor: pointer;
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background-color: transparent;
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z-index: 1;
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z-index: var(--index-normal);
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}
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.el-input__icon {
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@ -34,7 +34,7 @@
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top: 0;
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height: 100%;
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line-height: 34px;
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padding: 0 15px 0 10px;
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padding: 0 25px 0 10px;
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color: var(--input-color);
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width: 100%;
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white-space: nowrap;
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@ -42,6 +42,11 @@
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overflow: hidden;
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box-sizing: border-box;
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cursor: pointer;
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font-size: 14px;
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text-align: left;
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span {
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color: var(--color-light-silver);
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}
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}
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@m large {
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@ -65,24 +70,23 @@
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background: #fff;
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position: absolute;
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margin: 5px 0;
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z-index: 1001;
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z-index: calc(var(--index-normal) + 1);
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border: var(--select-dropdown-border);
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border-radius: var(--border-radius-small);
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overflow: hidden;
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box-shadow: var(--select-dropdown-shadow);
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}
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@b cascader-menu {
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display: inline-block;
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vertical-align: top;
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height: 180px;
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height: 204px;
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overflow: auto;
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border-right: var(--select-dropdown-border);
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background-color: var(--select-dropdown-background);
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box-sizing: border-box;
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margin: 0;
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padding: 0;
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min-width: 110px;
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padding: 6px 0;
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min-width: 160px;
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&:last-child {
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border-right: 0;
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@ -102,13 +106,13 @@
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cursor: pointer;
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@e keyword {
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color: var(--color-danger);
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font-weight: bold;
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}
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@m extensible {
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&:after {
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font-family: 'element-icons';
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content: "\e602";
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content: "\e606";
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font-size: 12px;
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transform: scale(0.8);
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color: rgb(191, 203, 217);
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@ -132,7 +136,7 @@
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color: var(--color-white);
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background-color: var(--select-option-selected);
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&.hover {
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&:hover {
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background-color: var(--select-option-selected-hover);
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}
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}
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@ -12,7 +12,7 @@ export default {
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startTime: 'Hora de inicio',
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endDate: 'Data de fim',
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endTime: 'Hora de fim',
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year: 'Ano',
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year: '',
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month1: 'Janeiro',
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month2: 'Fevereiro',
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month3: 'Março',
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@ -13,6 +13,7 @@ describe('Cascader', () => {
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ref="cascader"
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placeholder="请选择"
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:options="options"
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clearable
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v-model="selectedOptions"
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></el-cascader>
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`,
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@ -456,6 +457,7 @@ describe('Cascader', () => {
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placeholder="请选择"
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:options="options"
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filterable
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:debounce="0"
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v-model="selectedOptions"
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></el-cascader>
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`,
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@ -507,7 +509,7 @@ describe('Cascader', () => {
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const item1 = menuElm.querySelector('.el-cascader-menu__item');
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expect(menuElm.children.length).to.be.equal(1);
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expect(menuElm.children[0].children.length).to.be.equal(1);
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expect(menuElm.children[0].children.length).to.be.equal(3);
|
||||
done();
|
||||
|
||||
item1.click();
|
||||
|
|
@ -521,4 +523,106 @@ describe('Cascader', () => {
|
|||
}, 500);
|
||||
}, 300);
|
||||
});
|
||||
it('props', done => {
|
||||
vm = createVue({
|
||||
template: `
|
||||
<el-cascader
|
||||
ref="cascader"
|
||||
:options="options"
|
||||
:props="props"
|
||||
v-model="selectedOptions"
|
||||
></el-cascader>
|
||||
`,
|
||||
data() {
|
||||
return {
|
||||
options: [{
|
||||
label: 'Zhejiang',
|
||||
cities: [{
|
||||
label: 'Hangzhou'
|
||||
}, {
|
||||
label: 'NingBo'
|
||||
}]
|
||||
}, {
|
||||
label: 'Jiangsu',
|
||||
cities: [{
|
||||
label: 'Nanjing'
|
||||
}]
|
||||
}],
|
||||
props: {
|
||||
value: 'label',
|
||||
children: 'cities'
|
||||
},
|
||||
selectedOptions: []
|
||||
};
|
||||
}
|
||||
}, true);
|
||||
vm.$el.click();
|
||||
setTimeout(_ => {
|
||||
expect(document.body.querySelector('.el-cascader-menus')).to.be.exist;
|
||||
|
||||
const menu = vm.$refs.cascader.menu;
|
||||
const menuElm = menu.$el;
|
||||
let items = menuElm.querySelectorAll('.el-cascader-menu__item');
|
||||
expect(items.length).to.equal(2);
|
||||
items[0].click();
|
||||
setTimeout(_ => {
|
||||
items = menuElm.querySelectorAll('.el-cascader-menu__item');
|
||||
expect(items.length).to.equal(4);
|
||||
expect(items[items.length - 1].innerText).to.equal('NingBo');
|
||||
done();
|
||||
}, 100);
|
||||
}, 100);
|
||||
});
|
||||
it('show last level', done => {
|
||||
vm = createVue({
|
||||
template: `
|
||||
<el-cascader
|
||||
ref="cascader"
|
||||
:options="options"
|
||||
:show-all-levels="false"
|
||||
v-model="selectedOptions"
|
||||
></el-cascader>
|
||||
`,
|
||||
data() {
|
||||
return {
|
||||
options: [{
|
||||
value: 'zhejiang',
|
||||
label: 'Zhejiang',
|
||||
children: [{
|
||||
value: 'hangzhou',
|
||||
label: 'Hangzhou',
|
||||
children: [{
|
||||
value: 'xihu',
|
||||
label: 'West Lake'
|
||||
}]
|
||||
}, {
|
||||
value: 'ningbo',
|
||||
label: 'NingBo',
|
||||
children: [{
|
||||
value: 'jiangbei',
|
||||
label: 'Jiang Bei'
|
||||
}]
|
||||
}]
|
||||
}, {
|
||||
value: 'jiangsu',
|
||||
label: 'Jiangsu',
|
||||
children: [{
|
||||
value: 'nanjing',
|
||||
label: 'Nanjing',
|
||||
children: [{
|
||||
value: 'zhonghuamen',
|
||||
label: 'Zhong Hua Men'
|
||||
}]
|
||||
}]
|
||||
}],
|
||||
selectedOptions: ['zhejiang', 'ningbo', 'jiangbei']
|
||||
};
|
||||
}
|
||||
}, true);
|
||||
setTimeout(_ => {
|
||||
const span = vm.$el.querySelector('.el-cascader__label');
|
||||
expect(span.innerText).to.equal('Jiang Bei');
|
||||
done();
|
||||
}, 100);
|
||||
});
|
||||
});
|
||||
|
|
|
|||
Loading…
Reference in New Issue