bug fix and performance improvements
This commit is contained in:
quantulr
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### CSS Variables
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The component provides the following CSS variables, which can be used to customize styles.
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Name | Default Value | Description
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-- | -- | --
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--td-overlay-bg-color | @font-gray-2 | -
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--td-overlay-transition-duration | 300ms | -
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---
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title: Overlay 遮罩层
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description: 通过遮罩层，可以强调部分内容
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spline: message
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isComponent: true
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---
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<span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20lines-100%25-blue" /></span><span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20functions-100%25-blue" /></span><span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20statements-100%25-blue" /></span><span class="coverages-badge" style="margin-right: 10px"><img src="https://img.shields.io/badge/coverages%3A%20branches-100%25-blue" /></span>
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<div style="background: #ecf2fe; display: flex; align-items: center; line-height: 20px; padding: 14px 24px; border-radius: 3px; color: #555a65">
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<svg fill="none" viewBox="0 0 16 16" width="16px" height="16px" style="margin-right: 5px">
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<path fill="#0052d9" d="M8 15A7 7 0 108 1a7 7 0 000 14zM7.4 4h1.2v1.2H7.4V4zm.1 2.5h1V12h-1V6.5z" fillOpacity="0.9"></path>
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</svg>
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该组件于 0.10.0 版本上线，请留意版本。
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</div>
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## 引入
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全局引入，在 miniprogram 根目录下的`app.json`中配置，局部引入，在需要引入的页面或组件的`index.json`中配置。
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```json
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"usingComponents": {
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"t-overlay": "tdesign-miniprogram/overlay/overlay"
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}
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```
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## 代码演示
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### 基础使用
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{{ base }}
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## API
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### Overlay Props
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名称 | 类型 | 默认值 | 说明 | 必传
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-- | -- | -- | -- | --
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visible | Boolean | false | 是否展示 | N
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zIndex | Number | 11000 | 遮罩层及 | N
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duration | Number | 300 | 背景色过渡时间，单位毫秒 | N
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backgroundColor | String | - | 遮罩层的背景色 | N
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preventScrollThrough | Boolean | true | 防止滚动穿透，即不允许点击和滚动 | N
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### Overlay Events
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名称 | 参数 | 描述
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-- | -- | --
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click | `({ visible: boolean })` | 点击遮罩时触发
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### CSS 变量
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组件提供了下列 CSS 变量，可用于自定义样式。
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名称 | 默认值 | 描述
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-- | -- | --
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--td-overlay-bg-color | @font-gray-2 | -
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--td-overlay-transition-duration | 300ms | -
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36
miniprogram/miniprogram_npm/tdesign-miniprogram/overlay/overlay.d.ts
vendored
Normal file
36
miniprogram/miniprogram_npm/tdesign-miniprogram/overlay/overlay.d.ts
vendored
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import { SuperComponent } from '../common/src/index';
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export default class Overlay extends SuperComponent {
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properties: {
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zIndex: {
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type: NumberConstructor;
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value: number;
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};
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duration: {
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type: NumberConstructor;
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value: number;
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};
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backgroundColor: {
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type: StringConstructor;
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value: string;
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};
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preventScrollThrough: {
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type: BooleanConstructor;
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value: boolean;
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};
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};
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behaviors: string[];
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data: {
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prefix: string;
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classPrefix: string;
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computedStyle: string;
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_zIndex: number;
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};
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observers: {
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backgroundColor(v: any): void;
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zIndex(v: any): void;
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};
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methods: {
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handleClick(): void;
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noop(): 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 transition from '../mixins/transition';
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const { prefix } = config;
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const name = `${prefix}-overlay`;
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let Overlay = class Overlay extends SuperComponent {
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constructor() {
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super(...arguments);
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this.properties = {
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zIndex: {
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type: Number,
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value: 11000,
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},
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duration: {
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type: Number,
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value: 300,
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},
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backgroundColor: {
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type: String,
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value: '',
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},
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preventScrollThrough: {
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type: Boolean,
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value: true,
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},
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};
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this.behaviors = [transition()];
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this.data = {
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prefix,
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classPrefix: name,
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computedStyle: '',
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_zIndex: 11000,
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};
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this.observers = {
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backgroundColor(v) {
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this.setData({
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computedStyle: `background-color: ${v};`,
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});
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},
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zIndex(v) {
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if (v !== 0) {
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this.setData({
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_zIndex: v,
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});
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}
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},
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};
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this.methods = {
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handleClick() {
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this.triggerEvent('click', { visible: !this.properties.visible });
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},
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noop() { },
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};
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}
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};
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Overlay = __decorate([
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wxComponent()
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], Overlay);
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export default Overlay;
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{
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"component": true
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}
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<wxs src="../common/utils.wxs" module="_" />
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<view
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wx:if="{{realVisible && preventScrollThrough}}"
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class="{{prefix}}-overlay {{transitionClass}} class"
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style="{{_._style(['--td-overlay-transition-duration:' + duration + 'ms', 'z-index:' + _zIndex, computedStyle, style, customStyle])}}"
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bind:tap="handleClick"
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catchtouchmove="noop"
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bind:transitionend="onTransitionEnd"
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aria-role="{{ ariaRole || 'button' }}"
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aria-label="{{ ariaLabel || '关闭' }}"
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>
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<slot />
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</view>
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<view
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wx:elif="{{realVisible}}"
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class="{{prefix}}-overlay {{transitionClass}} class"
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style="{{_._style(['z-index:' + _zIndex, computedStyle, style, customStyle])}}"
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bind:tap="handleClick"
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bind:transitionend="onTransitionEnd"
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aria-role="{{ ariaRole || 'button' }}"
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aria-label="{{ ariaLabel || '关闭' }}"
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>
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<slot />
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</view>
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.t-float-left {
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float: left;
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}
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.t-float-right {
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float: right;
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}
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@keyframes tdesign-fade-out {
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from {
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opacity: 1;
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}
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to {
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opacity: 0;
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}
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}
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.hotspot-expanded.relative {
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position: relative;
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}
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.hotspot-expanded::after {
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content: '';
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display: block;
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position: absolute;
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left: 0;
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top: 0;
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right: 0;
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bottom: 0;
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transform: scale(1.5);
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}
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.t-overlay {
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position: fixed;
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top: 0;
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left: 0;
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width: 100%;
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bottom: 0;
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background-color: var(--td-overlay-bg-color, var(--td-font-gray-2, rgba(0, 0, 0, 0.6)));
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transition: opacity var(--td-overlay-transition-duration, 300ms) ease;
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}
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.t-fade-enter {
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opacity: 0;
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}
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.t-fade-leave-to {
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opacity: 0;
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}
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