255 行
8.4 KiB
Plaintext
255 行
8.4 KiB
Plaintext
<template>
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<!-- #ifdef APP && !VUE3-VAPOR -->
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<scroll-view style="flex: 1">
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<!-- #endif -->
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<view style="flex-grow: 1;">
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<view>
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<text>max-height: 100px</text>
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<view class="common" style="max-height: 100px;">
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<text>height: 400px</text>
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</view>
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<text>拍平</text>
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<view class="common" style="max-height: 100px;" flatten>
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<text>height: 400px</text>
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</view>
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</view>
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<view class="uni-common-mt">
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<text class="uni-title-text">scroll-view 组件</text>
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</view>
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<view class="demo-box">
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<scroll-view class="common" style="max-height: 80px; background-color: cyan;width:100px;">
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<text class="scroll-view-label">max-height: 80px</text>
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</scroll-view>
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<scroll-view class="common" style="max-height: 120px; background-color: cyan;width:100px;">
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<text class="scroll-view-label">max-height: 120px</text>
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</scroll-view>
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</view>
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<view class="uni-common-mt">
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<text class="uni-title-text">setProperty 设置与 getPropertyValue 获取</text>
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</view>
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<!-- 普通版本 -->
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<view class="test-container">
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<view class="test-item">
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<text class="uni-subtitle-text">view 组件</text>
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<text class="uni-info">设置值: {{data.maxHeight}}</text>
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<text class="uni-info">获取值: {{data.maxHeightActual}}</text>
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<view class="test-box">
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<view ref="viewRef" class="common-dynamic test-view" :style="{ maxHeight: data.maxHeight }">
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<text style="font-size: 12px;">view</text>
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</view>
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</view>
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</view>
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<view class="test-item">
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<text class="uni-subtitle-text">text 组件</text>
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<text class="uni-info">设置值: {{data.maxHeight}}</text>
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<text class="uni-info">获取值: {{data.maxHeightActualText}}</text>
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<view class="test-box">
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<text ref="textRef" class="common-dynamic test-text" :style="{ maxHeight: data.maxHeight }">text</text>
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</view>
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</view>
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<view class="test-item">
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<text class="uni-subtitle-text">image 组件</text>
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<text class="uni-info">设置值: {{data.maxHeight}}</text>
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<text class="uni-info">获取值: {{data.maxHeightActualImage}}</text>
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<view class="test-box">
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<image ref="imageRef" class="common-dynamic test-image" :style="{ maxHeight: data.maxHeight }"
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src="/static/test-image/logo.png"></image>
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</view>
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</view>
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</view>
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<!-- 拍平版本 -->
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<view class="test-container">
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<view class="test-item">
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<text class="uni-subtitle-text">view 组件拍平</text>
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<text class="uni-info">设置值: {{data.maxHeight}}</text>
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<text class="uni-info">获取值: {{data.maxHeightActualFlat}}</text>
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<view class="test-box">
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<view ref="viewRefFlat" class="common-dynamic test-view-flatten" :style="{ maxHeight: data.maxHeight }"
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flatten>
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<text style="font-size: 12px;">view</text>
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</view>
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</view>
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</view>
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<view class="test-item">
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<text class="uni-subtitle-text">text 组件拍平</text>
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<text class="uni-info">设置值: {{data.maxHeight}}</text>
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<text class="uni-info">获取值: {{data.maxHeightActualTextFlat}}</text>
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<view class="test-box">
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<text ref="textRefFlat" class="common-dynamic test-text-flatten" :style="{ maxHeight: data.maxHeight }"
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flatten>text</text>
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</view>
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</view>
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<view class="test-item">
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<text class="uni-subtitle-text">image 组件拍平</text>
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<text class="uni-info">设置值: {{data.maxHeight}}</text>
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<text class="uni-info">获取值: {{data.maxHeightActualImageFlat}}</text>
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<view class="test-box">
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<image ref="imageRefFlat" class="common-dynamic test-image-flatten" :style="{ maxHeight: data.maxHeight }"
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flatten src="/static/test-image/logo.png"></image>
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</view>
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</view>
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</view>
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<view class="uni-common-mt uni-common-mb">
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<text class="uni-tips">第一个枚举值，'' (空字符串) - 空值情况</text>
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<enum-data :items="maxHeightEnum" title="max-height 枚举值" @change="radioChangeMaxHeight"
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:compact="true"></enum-data>
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<input-data :defaultValue="data.maxHeight" title="max-height 自定义值" type="text"
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@confirm="inputChangeMaxHeight"></input-data>
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</view>
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<view class="uni-common-mb">
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<text>native-view组件: max-height: 80px 和 max-height: 120px</text>
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<view class="demo-box-native">
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<view class="container-native">
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<native-view style="max-height: 80px; width:100px; height: 400px;"></native-view>
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</view>
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<view class="container-native">
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<native-view style="max-height: 120px; width:100px; height: 400px;"></native-view>
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</view>
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</view>
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</view>
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</view>
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<!-- #ifdef APP && !VUE3-VAPOR -->
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</scroll-view>
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<!-- #endif -->
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</template>
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<script setup lang="uts">
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import { ItemType } from '@/components/enum-data/enum-data-types'
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const maxHeightEnum : ItemType[] = [
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{ value: 0, name: '' },
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{ value: 1, name: '0' },
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{ value: 2, name: '0px' },
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{ value: 3, name: '100px' },
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{ value: 4, name: '150px' },
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{ value: 5, name: '80rpx' },
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{ value: 6, name: 'none' }
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]
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const data = reactive({
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maxHeight: '50px',
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maxHeightActual: '',
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maxHeightActualText: '',
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maxHeightActualImage: '',
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maxHeightActualFlat: '',
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maxHeightActualTextFlat: '',
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maxHeightActualImageFlat: ''
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})
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const viewRef = ref(null as UniElement | null)
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const textRef = ref(null as UniTextElement | null)
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const imageRef = ref(null as UniImageElement | null)
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const viewRefFlat = ref(null as UniElement | null)
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const textRefFlat = ref(null as UniTextElement | null)
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const imageRefFlat = ref(null as UniImageElement | null)
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const getPropertyValues = () => {
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data.maxHeightActual = viewRef.value?.style.getPropertyValue('max-height') ?? ''
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data.maxHeightActualFlat = viewRefFlat.value?.style.getPropertyValue('max-height') ?? ''
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data.maxHeightActualText = textRef.value?.style.getPropertyValue('max-height') ?? ''
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data.maxHeightActualTextFlat = textRefFlat.value?.style.getPropertyValue('max-height') ?? ''
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data.maxHeightActualImage = imageRef.value?.style.getPropertyValue('max-height') ?? ''
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data.maxHeightActualImageFlat = imageRefFlat.value?.style.getPropertyValue('max-height') ?? ''
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}
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const changeMaxHeight = (value : string) => {
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data.maxHeight = value
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viewRef.value?.style.setProperty('max-height', value)
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viewRefFlat.value?.style.setProperty('max-height', value)
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textRef.value?.style.setProperty('max-height', value)
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textRefFlat.value?.style.setProperty('max-height', value)
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imageRef.value?.style.setProperty('max-height', value)
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imageRefFlat.value?.style.setProperty('max-height', value)
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// 使用 nextTick 确保样式已应用后再获取值
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nextTick(() => {
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getPropertyValues()
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})
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}
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const radioChangeMaxHeight = (index : number) => {
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const selectedItem = maxHeightEnum.find((item) : boolean => item.value === index)
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if (selectedItem != null) {
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changeMaxHeight(selectedItem.name)
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}
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}
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const inputChangeMaxHeight = (value : string) => {
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changeMaxHeight(value)
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}
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onReady(() => {
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getPropertyValues()
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})
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defineExpose({
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radioChangeMaxHeight,
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data
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})
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</script>
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<style>
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.common {
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width: 200px;
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height: 400px;
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background-color: cyan;
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justify-content: center;
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align-items: center;
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}
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.common-dynamic {
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width: 100px;
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height: 150px;
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background-color: cyan;
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}
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.test-container {
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flex-direction: row;
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justify-content: space-between;
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margin-top: 10px;
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}
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.test-item {
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flex: 1;
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margin: 0 5px;
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}
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.test-box {
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width: 100%;
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height: 150px;
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background-color: gray;
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}
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.demo-box {
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flex-direction: row;
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margin-top: 10px;
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justify-content: space-around;
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}
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.scroll-view-label {
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font-size: 12px;
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text-align: center;
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}
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.demo-box-native {
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flex-direction: row;
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margin-top: 10px;
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justify-content: space-around;
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align-items: center;
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}
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.container-native {
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background-color: cyan;
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}
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</style>
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