project init & fix ui
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59
miniprogram_npm/tdesign-miniprogram/checkbox-group/README.md
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59
miniprogram_npm/tdesign-miniprogram/checkbox-group/README.md
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---
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title: checkbox-group
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description: 组合多选框
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spline: form
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isComponent: true
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---
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### 特性及兼容性
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无
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## 引入
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### 引入组件
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在 `app.json` 或 `page.json` 中引入组件：
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```json
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"usingComponents": {
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"t-checkbox": "tdesign-miniprogram/checkbox/checkbox",
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"t-checkbox-group": "tdesign-miniprogram/checkbox-group/checkbox-group"
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}
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```
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## 用法
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### 组件方式
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```html
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<!-- page.wxml -->
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<t-checkbox-group defaultValue="checkbox1" bind:change="onChange">
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<t-checkbox title="单行标题" value="checkbox1" />
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<t-checkbox title="单行标题" label="辅助信息" value="checkbox2" />
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</t-checkbox-group>
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```
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<t-checkbox title="单行标题" value="checkbox1" defaultChecked="{{true}}"/>
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## API
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### `<t-checkbox-group>` 组件
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组件路径：`tdesign-miniprogram/checkbox-group/checkbox-group`
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#### Props
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| 属性 | 值类型 | 默认值 | 必传 | 说明 |
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| -------- | --------- | ------ | ---- | ---------------------- |
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| value | `Array` | `[]` | N | 当前选中项的标识符 |
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| name | `String` | - | N | 在表单内提交时的标识符 |
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### Slots
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| 名称 | 说明 |
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| ---- | ----------------- |
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| 默认 | `t-checkbox` 组件 |
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#### Events
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| 事件 | event.detail | 说明 |
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| ----------- | -------------------------- | ------------------------ |
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| bind:change | {names:当前选中项的标识符} | 当绑定值变化时触发的事件 |
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69
miniprogram_npm/tdesign-miniprogram/checkbox-group/checkbox-group.d.ts
vendored
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69
miniprogram_npm/tdesign-miniprogram/checkbox-group/checkbox-group.d.ts
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import { SuperComponent, RelationsOptions } from '../common/src/index';
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export default class CheckBoxGroup extends SuperComponent {
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externalClasses: string[];
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relations: RelationsOptions;
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data: {
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prefix: string;
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classPrefix: string;
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checkboxOptions: any[];
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};
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properties: {
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borderless: {
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type: BooleanConstructor;
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value: boolean;
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};
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customStyle?: {
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type: StringConstructor;
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value?: string;
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};
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disabled?: {
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type: BooleanConstructor;
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value?: boolean;
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};
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max?: {
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type: NumberConstructor;
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value?: number;
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};
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name?: {
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type: StringConstructor;
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value?: string;
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};
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options?: {
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type: ArrayConstructor;
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value?: import("../checkbox/type").CheckboxOption[];
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};
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value?: {
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type: ArrayConstructor;
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value?: import("../checkbox/type").CheckboxGroupValue;
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};
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defaultValue?: {
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type: ArrayConstructor;
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value?: import("../checkbox/type").CheckboxGroupValue;
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};
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};
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observers: {
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value(): void;
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};
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lifetimes: {
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attached(): void;
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ready(): void;
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};
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controlledProps: {
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key: string;
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event: string;
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}[];
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$checkAll: any;
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methods: {
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getChilds(): any;
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updateChildren(): void;
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updateValue({ value, checked, checkAll, indeterminate }: {
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value: any;
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checked: any;
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checkAll: any;
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indeterminate: any;
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}): void;
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initWithOptions(): void;
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handleInnerChildChange(e: any): void;
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setCheckall(): void;
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};
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}
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var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
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var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
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};
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import { SuperComponent, wxComponent } from '../common/src/index';
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import config from '../common/config';
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import props from '../checkbox/checkbox-group-props';
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const { prefix } = config;
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const name = `${prefix}-checkbox-group`;
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let CheckBoxGroup = class CheckBoxGroup extends SuperComponent {
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constructor() {
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super(...arguments);
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this.externalClasses = [`${prefix}-class`];
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this.relations = {
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'../checkbox/checkbox': {
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type: 'descendant',
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},
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};
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this.data = {
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prefix,
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classPrefix: name,
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checkboxOptions: [],
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};
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this.properties = Object.assign(Object.assign({}, props), { borderless: {
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type: Boolean,
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value: false,
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} });
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this.observers = {
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value() {
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this.updateChildren();
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},
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};
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this.lifetimes = {
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attached() {
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this.initWithOptions();
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},
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ready() {
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this.setCheckall();
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},
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};
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this.controlledProps = [
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{
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key: 'value',
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event: 'change',
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},
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];
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this.$checkAll = null;
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this.methods = {
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getChilds() {
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let items = this.$children;
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if (!items.length) {
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items = this.selectAllComponents(`.${prefix}-checkbox-option`);
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}
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return items || [];
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},
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updateChildren() {
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const items = this.getChilds();
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const { value } = this.data;
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if (items.length > 0) {
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items.forEach((item) => {
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!item.data.checkAll &&
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item.setData({
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checked: value === null || value === void 0 ? void 0 : value.includes(item.data.value),
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});
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});
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if (items.some((item) => item.data.checkAll)) {
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this.setCheckall();
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}
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}
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},
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updateValue({ value, checked, checkAll, indeterminate }) {
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let { value: newValue } = this.data;
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const { max } = this.data;
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const keySet = new Set(this.getChilds().map((item) => item.data.value));
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newValue = newValue.filter((value) => keySet.has(value));
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if (max && checked && newValue.length === max)
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return;
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if (checkAll) {
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const items = this.getChilds();
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newValue =
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!checked && indeterminate
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? items.map((item) => item.data.value)
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: items
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.filter(({ data }) => {
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if (data.disabled) {
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return newValue.includes(data.value);
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}
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return checked && !data.checkAll;
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})
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.map(({ data }) => data.value);
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}
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else if (checked) {
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newValue = newValue.concat(value);
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}
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else {
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const index = newValue.findIndex((v) => v === value);
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newValue.splice(index, 1);
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}
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this._trigger('change', { value: newValue });
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},
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initWithOptions() {
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const { options } = this.data;
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if (!(options === null || options === void 0 ? void 0 : options.length) || !Array.isArray(options))
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return;
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const checkboxOptions = options.map((item) => {
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const isLabel = ['number', 'string'].includes(typeof item);
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return isLabel
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? {
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label: `${item}`,
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value: item,
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}
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: Object.assign({}, item);
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});
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this.setData({
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checkboxOptions,
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});
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},
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handleInnerChildChange(e) {
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var _a;
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const { item } = e.target.dataset;
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const { checked } = e.detail;
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const rect = {};
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if (item.checkAll) {
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rect.indeterminate = (_a = this.$checkAll) === null || _a === void 0 ? void 0 : _a.data.indeterminate;
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}
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this.updateValue(Object.assign(Object.assign(Object.assign({}, item), { checked }), rect));
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},
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setCheckall() {
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const items = this.getChilds();
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if (!this.$checkAll) {
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this.$checkAll = items.find((item) => item.data.checkAll);
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}
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if (!this.$checkAll)
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return;
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const { value } = this.data;
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const valueSet = new Set(value.filter((val) => val !== this.$checkAll.data.value));
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const isCheckall = items.every((item) => (item.data.checkAll ? true : valueSet.has(item.data.value)));
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this.$checkAll.setData({
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checked: valueSet.size > 0,
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indeterminate: !isCheckall,
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});
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},
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};
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}
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};
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CheckBoxGroup = __decorate([
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wxComponent()
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], CheckBoxGroup);
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export default CheckBoxGroup;
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@@ -0,0 +1,6 @@
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{
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"component": true,
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"usingComponents": {
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"t-checkbox": "../checkbox/checkbox"
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}
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}
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@@ -0,0 +1,15 @@
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<view class="{{ classPrefix }} {{prefix}}-class" style="{{customStyle}}">
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<slot />
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<block wx:for="{{checkboxOptions}}" wx:key="value">
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<t-checkbox
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class="{{prefix}}-checkbox-option"
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label="{{item.label || item.text || ''}}"
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value="{{item.value || ''}}"
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content="{{item.content || ''}}"
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check-all="{{item.checkAll}}"
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disabled="{{item.disabled}}"
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data-item="{{item}}"
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bind:change="handleInnerChildChange"
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></t-checkbox>
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</block>
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</view>
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