CoverView - 《Taro 文档帮助手册教程》

sidebar_label: CoverView
Type
Examples
CoverViewProps
- Property Support
API Support

title: CoverView

sidebar_label: CoverView

Text view above native components. Native components that can be covered include map, video, canvas, camera, live-player, and live-pusher. Only cover-view and cover-image can be nested, and button can be used in cover-view.

Reference

Type

ComponentType<CoverViewProps>

Examples

import Tabs from ‘@theme/Tabs’; import TabItem from ‘@theme/TabItem’;

tsx
// js
class App extends Components {
  render () {
    return (
      <View className='container'>
        <Video id='myVideo' src='src'>
          <CoverView className='controls'>
            <CoverView className='play' onClick='play'>
              <CoverImage className='img' src='src' />
            </CoverView>
          </CoverView>
        </Video>
      </View>
    )
  }
}
// css
.container {
  position: relative;
}
.controls {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 225px;
  transform: translate(-50%, -50%);
}

html
<template>
  <view class="container">
    <video id='myvideo' src='https://ugccsy.qq.com/uwMROfz2r5zBIaQXGdGnC2dfDma3J1MItM3912IN4IRQvkRM/o31507f7lcd.mp4?sdtfrom=v1010&guid=aa18cf106b7fdb7e40f2d20b206f2b4f&vkey=63B0FCCC7FC3ADC342C166D86571AE02772258CD9B515B065DC68DF3919D8C288AE831D570ED5E8FE0FF3E81E170D04FF11F874BFDDACF7AAA2C0CFF2ACB39FB1A94DAD1AB859BDA53E4DD6DBCDC1217CEF789A9AC079924E2BBC599EED7A1FFDD60A727F2EB7E7B6472CE63DD4B683C9199DFC78A6A6C4D9891E05467C4B64E'>
    </video>
    <cover-view class='controls'>
      <cover-view class='play' @tap='play'>
        <cover-image class='img' src='https://img10.360buyimg.com/ling/s345x208_jfs/t1/133501/7/9865/382161/5f5ee31fEbdd6a418/0cdc0156ffff3c23.png' />
      </cover-view>
    </cover-view>
  </view>
</template>

<style>
.container {
  position: relative;
}
.controls {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 225px;
  transform: translate(-50%, -50%);
}
</style>

CoverViewProps

Property	Type	Required	Description
scrollTop	`number`	No	Sets the top offset of the scroll bar. It takes effect only when overflow-y: scroll is set to become a scrolling element.

Property Support

Property	WeChat Mini-Program	H5	React Native
CoverViewProps.scrollTop	✔️

API Support

API	WeChat Mini-Program	Baidu Smart-Program	Alipay Mini-Program	H5	React Native
CoverView	✔️	✔️	✔️