Reference version

This is documentation for the next SDK version. For up-to-date documentation, see the latest version (SDK 55).

HStack

一个用于水平布局的 SwiftUI HStack 组件。

iOS
tvOS

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Expo UI HStack 与官方 SwiftUI HStack API 一致,并将其子元素水平排列。

安装

Terminal
npx expo install @expo/ui

If you are installing this in an existing React Native app, make sure to install expo in your project.

用法

基本水平堆栈

BasicHStackExample.tsx
import { Host, HStack, Text } from '@expo/ui/swift-ui'; export default function BasicHStackExample() { return ( <Host matchContents> <HStack spacing={12}> <Text>第一</Text> <Text>第二</Text> <Text>第三</Text> </HStack> </Host> ); }

使用对齐

alignment 属性控制子元素的垂直对齐方式。可用选项包括:topcenterbottomfirstTextBaselinelastTextBaseline

HStackAlignmentExample.tsx
import { Host, HStack, Rectangle } from '@expo/ui/swift-ui'; import { frame } from '@expo/ui/swift-ui/modifiers'; export default function HStackAlignmentExample() { return ( <Host matchContents> <HStack spacing={12} alignment="top"> <Rectangle modifiers={[frame({ width: 50, height: 50 })]} /> <Rectangle modifiers={[frame({ width: 50, height: 100 })]} /> <Rectangle modifiers={[frame({ width: 50, height: 75 })]} /> </HStack> </Host> ); }

API

import { HStack } from '@expo/ui/swift-ui';

Component

HStack

iOS
tvOS

Type: React.Element<HStackProps>

HStackProps

alignment

iOS
tvOS
Optional • Literal type: string

The vertical alignment of children within the stack.

Acceptable values are: 'top' | 'center' | 'bottom' | 'firstTextBaseline' | 'lastTextBaseline'

children

iOS
tvOS
Type: React.ReactNode

spacing

iOS
tvOS
Optional • Type: number

The spacing between children.